CN220613771U - Lock bolt production clamping device - Google Patents

Abstract

The utility model discloses a lockbolt production clamping device, which relates to the technical field of lockbolt production and comprises a plurality of clamping bodies for clamping the outer side of a lockbolt; the clamping body is provided with a first surface, a second surface and a third surface in sequence towards one side of the check bolt, and the first surface, the second surface and the third surface form a third-step surface gradually far away from the check bolt; the second surface is inlaid with an insert, the insert is detachably connected with the clamping body, and a plurality of protrusions matched with threads of the check bolt are arranged on the outer side of the insert; the utility model has three stepped surfaces, the first surface and the second surface can be respectively used for clamping the unthreaded column body and the bolt head of the lockbolt, and the second surface is provided with a bulge and a threaded column body which can clamp the lockbolt without damage; the bulge is positioned at the outer side of the detachable insert, and can clamp the lockbolts with different specifications by replacing different inserts.

Description

Lock bolt production clamping device

Technical Field

The utility model relates to the technical field of lockbolt production, in particular to a lockbolt production clamping device.

Background

The bolt connection is a common mechanical structure connection mode, but on mechanical equipment with vibration, the bolt is easy to loosen and fall off after long-time vibration, and certain potential safety hazard exists. The looseness of the bolt can be reduced by the lockbolt, and compared with a common bolt, the lockbolt is provided with a lockbulge at the head, such as the lockbolt disclosed in the patent with the publication number of CN 205315442U. When the lockbolt is used, the thread part is coated with a thread locking agent or thread anti-loosening adhesive, and the thread locking agent and the thread anti-loosening adhesive can also be placed in the capsule and attached to the thread part, so that the lockbolt can be automatically released when in use.

The locking bolt with the threads is required to avoid damage to the threads by the clamping device, the high-precision bolt processing positioning clamping device disclosed by the utility model with the publication number of CN217966701U is provided with a thread clamping block which can be matched with the threads for clamping, and the phenomenon of thread damage deformation is avoided.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a clamping device for producing a lockbolt.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a lockbolt production clamping device comprises a plurality of clamping bodies for clamping the outer sides of lockbolts; the clamping body is provided with a first surface, a second surface and a third surface in sequence towards one side of the check bolt, and the first surface, the second surface and the third surface form a third-step surface gradually far away from the check bolt; the second surface is inlaid with an insert, the insert is detachably connected with the clamping body, and a plurality of protrusions matched with threads of the check bolt are arranged on the outer side of the insert.

The beneficial effects are that: the locking bolt is provided with three stepped surfaces, wherein the first surface and the second surface can be respectively used for clamping a non-threaded cylinder and a bolt head of the locking bolt, and the second surface is provided with a convex threaded cylinder which can be used for clamping the locking bolt without damage; the bulge is positioned at the outer side of the detachable insert, and can clamp the lockbolts with different specifications by replacing different inserts.

Further, a groove matched with the insert is formed in the second face, a threaded blind hole is formed in the bottom of the groove, and a fastening bolt matched with the threaded blind hole is arranged on the insert in a penetrating mode.

The beneficial effects are that: the insert is detachably connected with the clamping body by the fastening bolt, so that the insert with different bulges can be replaced conveniently.

Further, the insert is provided with a stepped hole for penetrating the fastening bolt.

The beneficial effects are that: the stepped hole prevents the head of the fastening bolt from protruding out of the outer side of the insert.

Further, the protrusions are in a strip shape, and the protrusions are parallel to each other and are arranged at equal intervals.

The beneficial effects are that: equidistant bar-shaped protrusions can be matched with the thread parts of the lockbolt with the same pitch, so that the thread parts are prevented from being damaged and deformed when the lockbolt is clamped.

Further, the insert outer side is flush with the second face.

The beneficial effects are that: a sufficient clamping area can be ensured.

Further, the third face is provided with a limiting groove, and the limiting groove gradually becomes smaller from the middle part to two ends and the depth.

The beneficial effects are that: the limit groove can clamp the meson head of the meson head check bolt, so that the application range of the device is improved.

Further, the three-jaw chuck comprises a three-jaw chuck body, and the clamping body is a jaw of the three-jaw chuck body.

The beneficial effects are that: the three-jaw chuck is a common machine tool fixture, the device uses the three-jaw chuck as a carrier, and only needs to be improved when being applicable to a check bolt, and the device is simple in improvement and convenient to use.

Drawings

Fig. 1 is an external schematic view of a three-jaw chuck body according to the present utility model.

Fig. 2 is a schematic view of the inside of the three-jaw chuck body according to the present utility model.

Fig. 3 is a schematic structural view of the utility model with the claw as a base body.

Fig. 4 is a schematic view of the lockbolt of the present utility model.

In the figure: 1. a claw; 2. a first face; 3. a second face; 4. a third face; 5. an insert; 6. a protrusion; 7. a groove; 8. a fastening bolt; 9. a threaded blind hole; 10. a stepped hole; 11. a limit groove; 12. a hexagon head check bolt; 13. hexagonal meson head lockbolt.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the utility model, i.e., the embodiments described are merely some, but not all, of the embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.

It is noted that relational terms such as "first" and "second", and the like, are 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. Moreover, 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.

In the description of the present utility model, the terms "mounted," "connected," "coupled," and "connected," as may be used broadly, and may be connected, for example, fixedly, detachably, or integrally, unless otherwise specifically defined and limited; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art in specific cases.

In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the term "provided" may be interpreted broadly, and for example, an object "provided" may be a part of a body, may be separately disposed from the body, and may be connected to the body, where the connection may be a detachable connection or an undetachable connection. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art in specific cases.

The present utility model is described in further detail below with reference to examples.

The utility model provides a concrete embodiment of a lockbolt production clamping device, which comprises:

referring to fig. 1-4, the lockbolt production clamping device comprises a three-jaw chuck body, wherein the three-jaw chuck body comprises three jaws 1, the lockbolt is clamped by using the three jaws 1 of the three-jaw chuck body as clamping bodies, the three-jaw chuck is a common machine tool clamp, and the device uses the three-jaw chuck as a carrier, so that the lockbolt clamping is applicable and only the jaws 1 are improved.

The three claws 1 of the three-claw chuck body can synchronously approach or separate from each other, and clamp the lockbolt when approaching to each other, and the synchronous driving structure of the claws 1 is in the prior art, as shown in fig. 1 and fig. 2, which is not repeated in the embodiment.

The center of the three-jaw chuck is provided with a lockbolt to be processed, a claw 1 faces one side of the lockbolt, a first surface 2, a second surface 3 and a third surface 4 which are parallel to each other are sequentially arranged from one end to the other end, and the first surface 2, the second surface 3 and the third surface 4 form a third-step surface gradually far away from the lockbolt.

In this embodiment, the first surface 2 and the third surface 4 are both planar; when the lockbolt is not threaded, the first surface 2 clamps the cylinder part of the lockbolt; the third face 4 is used for clamping the head of the lockbolt. In this embodiment, the basic surface of the second surface 3 is also a plane, and in other embodiments, the first surface 2, the second surface 3, and the third surface 4 may be concave arc surfaces.

The second surface 3 is inlaid with an insert 5, and the outer side surface of the insert 5 is flush with the second surface 3; the insert 5 is detachably connected with the claw 1, specifically, a groove 7 matched with the insert 5 is formed in the second surface 3, a threaded blind hole 9 is formed in the bottom of the groove 7, and a fastening bolt 8 matched with the threaded blind hole 9 is arranged on the insert 5 in a penetrating mode; the fastening bolt 8 has a smaller size than the lockbolt being machined. The insert 5 is provided with a stepped hole 10 for penetrating the fastening bolt 8; the stepped hole 10 prevents the head of the fastening bolt 8 from protruding out of the outer side surface of the insert 5, thereby avoiding interference with the clamping of the lockbolt.

The outside of the insert 5 is provided with a plurality of bulges 6 matched with the threads of the lockbolt. In the embodiment, the protrusions 6 are in a strip shape, and the protrusions 6 are mutually parallel and are arranged at equal intervals; equidistant bar-shaped bulges 6 can be matched with the thread parts of the lockbolt with equal pitch, and the insert 5 with the bulges 6 is used for clamping the tail end of the thread part of the lockbolt with the threads, so that the thread part is prevented from being damaged and deformed when the lockbolt is clamped. The insert 5 is detachably connected with the clamping jaw 1 by the fastening bolt 8, so that the insert 5 with different bulges 6 can be replaced conveniently, and the insert 5 with different bulges 6 is different in height, width and interval of the bulges 6; thereby with the lockbolt adaptation of different specifications, the lockbolt of different specifications indicates: the thread depth and the thread pitch of the lockbolt are different. In some embodiments, the cross-sectional shape of the protrusion 6 may be adapted to the thread cross-sectional clearance of the lockbolt.

As shown in fig. 4, the head of the hexagon head check bolt 12 can be easily clamped by the third face 4, but the hexagon meson head check bolt 13 is inconvenient to clamp, the third face 4 is provided with a limit groove 11, and the limit groove 11 gradually decreases from the middle to two ends and the depth; the limit groove 11 can clamp the meson head of the hexagonal meson head check bolt 13, so that the application range of the device is improved.

It should be noted that the above description is only a preferred embodiment of the present utility model, and the present utility model is not limited to the above embodiment, but may be modified without inventive effort or equivalent substitution of some technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. A lockbolt production clamping device comprises a plurality of clamping bodies for clamping the outer sides of lockbolts; the method is characterized in that: the clamping body is sequentially provided with a first surface (2), a second surface (3) and a third surface (4) towards one side of the anti-loosening bolt, and the first surface (2), the second surface (3) and the third surface (4) form a third-step surface gradually far away from the anti-loosening bolt; the second surface (3) is inlaid with an insert (5), the insert (5) is detachably connected with the clamping body, and a plurality of protrusions (6) matched with threads of the lockbolt are arranged on the outer side of the insert (5).

2. The lockbolt production clamping device of claim 1, wherein: the second surface (3) is provided with a groove (7) matched with the insert (5), the bottom of the groove (7) is provided with a threaded blind hole (9), and the insert (5) is provided with a fastening bolt (8) matched with the threaded blind hole (9).

3. The lockbolt production clamping device of claim 2, wherein: the insert (5) is provided with a stepped hole (10) for penetrating the fastening bolt (8).

4. The lockbolt production clamping device of claim 1, wherein: the shape of the protrusions (6) is strip-shaped, and the protrusions (6) are mutually parallel and are arranged at equal intervals.

5. The lockbolt production clamping device of claim 1, wherein: the outer side surface of the insert (5) is flush with the second surface (3).

6. The lockbolt production clamping device of claim 1, wherein: the third surface (4) is provided with a limiting groove (11), and the limiting groove (11) gradually reduces from the middle part to the two ends and the depth.

7. The lockbolt production clamping device of any of claims 1-6, wherein: the three-jaw chuck comprises a three-jaw chuck body, wherein the clamping body is a jaw (1) of the three-jaw chuck body.