CN212858687U

CN212858687U - Vertical parallel centering clamping device for round steel butt drilling

Info

Publication number: CN212858687U
Application number: CN202021793194.2U
Authority: CN
Inventors: 宋延昌; 张龙龙
Original assignee: Qingdao Jiugute Machinery Technology Co ltd
Current assignee: Qingdao Jiugute Machinery Technology Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-04-02
Anticipated expiration: 2030-08-24

Abstract

The utility model relates to a machining technology field, concretely relates to vertical parallel centering clamping device of round steel butt drilling, including bottom plate, first board, second board and anchor clamps assembly. The utility model discloses in through with hydro-cylinder axis and drill bit processing axis coincidence mutually, realize automatic centering in drilling processing, and then realize drilling operation, set up like this and can avoid the manual work to carry out centering operation, can effectively improve machining precision and machining efficiency. Through being provided with two sets of anchor clamps assemblies, can realize more firm centre gripping to the processing work piece, avoid appearing rocking, phenomenons such as skew in the course of working to produce the influence to processingquality. Can dismantle the first jaw and the second of connecting through the setting and keep silent, can change according to the different diameters, the shape of processing work piece, the jaw interval between two sets of anchor clamps assemblies also can adjust according to the work piece simultaneously, and the centre gripping is more firm and can be applicable to the processing of multiple different work pieces.

Description

Vertical parallel centering clamping device for round steel butt drilling

Technical Field

The utility model relates to a machining technology field, concretely relates to vertical parallel centering clamping device of round steel butt drilling.

Background

In the field of machining technology, particularly in drilling machining, it is generally necessary to perform centering operation on a workpiece to be machined and then to machine the workpiece. The existing clamp generally has one end as a fixed end and the other end as a movable end, and the movable end is connected with a power mechanism and moves towards or away from the direction of the fixed end under the driving of the power mechanism. Because the traditional clamp applies acting force on a single side, the centering operation needs to be carried out manually, and the operation mode has low processing efficiency and poor precision and increases the labor intensity. When processing workpieces with different diameters, the centering operation needs to be carried out again because the processing center moves, the processing process is complicated, and the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vertical parallel centering clamping device of round steel butt drilling to solve the prior art problem that exists among the above-mentioned background art.

For solving the above technical problem, the utility model provides a technical scheme does: the vertical parallel centering clamping device for round steel butt drilling comprises a bottom plate, a first plate, a second plate and a clamp assembly; the first plate and the second plate are symmetrically arranged at the top end of the bottom plate, and the clamp assembly comprises an oil cylinder, a guide rod, a first chain sheet, a second chain sheet, a first clamping plate and a second clamping plate; the oil cylinder is fixedly arranged on the first plate, one end of the guide rod is fixedly connected with the free end of the piston rod of the oil cylinder, and the other end of the guide rod is connected with the second plate in a sliding manner; one end of the first chain sheet is hinged with the guide rod, the other end of the first chain sheet is hinged with the first clamping plate, one end of the second chain sheet is hinged with the guide rod, and the other end of the second chain sheet is hinged with the second clamping plate; the first clamping plate and the second clamping plate are respectively hinged with the side wall of the second plate; the central axis of the oil cylinder coincides with the central axis of the drill bit.

On the basis of the technical scheme, the clamp assemblies are symmetrically provided with two groups.

On the basis of the technical scheme, one end, far away from the first chain, of the first clamping plate is detachably connected with a first jaw, one end, far away from the second chain, of the second clamping plate is detachably connected with a second jaw, and the first jaw and the second jaw are used for clamping workpieces.

On the basis of the technical scheme, the first jaw and one side, corresponding to the second jaw, of the second jaw are both provided with arc-shaped structures.

On the basis of the technical scheme, the first chain pieces are symmetrically provided with two groups, and the second chain pieces are hinged between the two groups of first chain pieces.

On the basis of the technical scheme, the thickness of the second chain sheet is larger than that of the first chain sheet.

The utility model provides a beneficial effect that technical scheme produced lies in:

1. the utility model discloses in through with hydro-cylinder axis and drill bit processing axis coincidence mutually, realize automatic centering in drilling processing, and then realize drilling operation, set up like this and can avoid the manual work to carry out centering operation, can effectively improve machining precision and machining efficiency.

2. Through being provided with two sets of anchor clamps assemblies, can realize more firm centre gripping to the processing work piece, avoid appearing rocking, phenomenons such as skew in the course of working to produce the influence to processingquality.

3. Can dismantle the first jaw and the second of connecting through the setting and keep silent, can change according to the different diameters, the shape of processing work piece, the jaw interval between two sets of anchor clamps assemblies also can adjust according to the work piece simultaneously, and the centre gripping is more firm and can be applicable to the processing of multiple different work pieces.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a schematic structural view of the clamp assembly of the present invention;

fig. 4 is a schematic structural diagram of the first chain piece and the second chain piece of the present invention;

Detailed Description

The invention will be further explained with reference to the following figures and examples:

in the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it is to be understood that the terms "left", "right", "front", "back", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element 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 invention.

As shown in fig. 1 to 4, a vertical parallel centering and clamping device for round steel butt drilling comprises a base plate 1, a first plate 2, a second plate 3 and a clamp assembly 4; the first plate 2 and the second plate 3 are symmetrically arranged at the top end of the bottom plate 1, and the clamp assembly 4 comprises an oil cylinder 41, a guide rod 42, a first chain sheet 43, a second chain sheet 44, a first clamping plate 45 and a second clamping plate 46; the oil cylinder 41 is fixedly arranged on the first plate 2, one end of the guide rod 42 is fixedly connected with the free end of the oil cylinder piston rod 47, and the other end of the guide rod is connected with the second plate 3 in a sliding manner; one end of the first chain sheet 43 is hinged with the guide rod 42, the other end is hinged with the first clamping plate 45, one end of the second chain sheet 44 is hinged with the guide rod 42, and the other end is hinged with the second clamping plate 46; the first clamping plate 45 and the second clamping plate 46 are respectively hinged with the side wall of the second plate 3; the central axis of the oil cylinder 41 coincides with the central axis of the drill bit. Wherein guide bar 42 not only can play the guide effect, can also protect hydro-cylinder piston rod 47 the utility model discloses in through coinciding hydro-cylinder 41 axis and drill bit processing axis mutually, realize automatic centering in drilling processing, and then realize drilling operation, set up like this and can avoid the manual work to carry out the centering operation, can effectively improve machining precision and machining efficiency.

On the basis of the above technical solution, as shown in fig. 2, two sets of clamp assemblies 4 are symmetrically arranged. Through being provided with two sets of anchor clamps assemblies 4, can realize more firm centre gripping to the processing work piece, avoid appearing rocking, phenomenons such as skew in the course of working to produce the influence to processingquality.

On the basis of the above technical solution, as shown in fig. 3, a first jaw 5 is detachably connected to one end of the first clamping plate 45 away from the first chain link 43, a second jaw 6 is detachably connected to one end of the second clamping plate 46 away from the second chain link 44, and the workpiece 7 is clamped between the first jaw 5 and the second jaw 6. On the basis of the technical scheme, the corresponding sides of the first jaw 5 and the second jaw 6 are both set to be arc-shaped structures. Can dismantle the first 5 of keeping silent and the second of connecting through the setting and keep silent 6, can change according to different diameters, the shape of processing work piece, the interval of keeping silent between two sets of anchor clamps assemblies 4 simultaneously also can adjust according to the work piece, the centre gripping more firmly just can be applicable to the processing of multiple different work pieces.

On the basis of the above technical solution, as shown in fig. 4, two sets of first chain pieces 43 are symmetrically arranged, and the second chain pieces 44 are hinged between the two sets of first chain pieces 43. On the basis of the above technical solution, the thickness of the second chain piece 44 is larger than that of the first chain piece 43. The transmission is more stable in the process that the first chain sheet 43 and the second chain sheet 44 control the opening, closing and tightening of the first clamping plate 45 and the second clamping plate 46, and the influence of poor phenomena such as shaking and swinging on the processing quality is avoided.

In the use process of the utility model, the oil cylinder 41 drives the piston rod 47 to reciprocate, when the piston rod 47 moves towards the workpiece, the piston rod 47 pushes the guide rod to move, the first clamping plate 45 and the second clamping plate 46 are driven by the first chain sheet 43 and the second chain sheet 44 to open for a certain angle, and the workpiece to be processed is placed between the first jaw 5 and the second jaw 6; then the piston rod 41 of the oil cylinder moves in the opposite direction, the first clamping plate 45 and the second clamping plate 46 are tightened to clamp and fix the workpiece, and then the driller processes the workpiece. In practical application process, can keep silent 5 and the second according to the shape and the size difference of processing work piece and change first keeping silent 6, like toper steel part, ladder steel part etc. can also change the demand of keeping silent in order to adapt to the actual processing work piece of different grade type on two sets of anchor clamps assemblies 4, consequently the utility model discloses not only easy operation, machining precision is high, and machining efficiency is high, still has the wide advantage of application scope.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A vertical parallel centering clamping device for round steel butt drilling is characterized by comprising a base plate (1), a first plate (2), a second plate (3) and a clamp assembly (4); the first plate (2) and the second plate (3) are symmetrically arranged at the top end of the bottom plate (1), and the clamp assembly (4) comprises an oil cylinder (41), a guide rod (42), a first chain sheet (43), a second chain sheet (44), a first clamping plate (45) and a second clamping plate (46); the oil cylinder (41) is fixedly arranged on the first plate (2), one end of the guide rod (42) is fixedly connected with the free end of an oil cylinder piston rod (47), and the other end of the guide rod is connected with the second plate (3) in a sliding manner; one end of the first chain sheet (43) is hinged with the guide rod (42), the other end of the first chain sheet is hinged with the first clamping plate (45), one end of the second chain sheet (44) is hinged with the guide rod (42), and the other end of the second chain sheet is hinged with the second clamping plate (46); the first clamping plate (45) and the second clamping plate (46) are respectively hinged with the side wall of the second plate (3); the central axis of the oil cylinder (41) coincides with the central axis of the drill bit.

2. The vertical parallel centering and clamping device for round steel butt drilling according to claim 1, characterized in that the clamp assemblies (4) are symmetrically arranged in two groups.

3. The vertical parallel centering and clamping device for round steel butt drilling according to claim 1, wherein one end, far away from the first chain sheet (43), of the first clamping plate (45) is detachably connected with a first jaw (5), one end, far away from the second chain sheet (44), of the second clamping plate (46) is detachably connected with a second jaw (6), and a workpiece (7) is clamped between the first jaw (5) and the second jaw (6).

4. The vertical parallel centering and clamping device for round steel butt drilling according to claim 3, wherein one side of the first jaw (5) corresponding to one side of the second jaw (6) is provided with an arc-shaped structure.

5. The vertical parallel centering and clamping device for round steel butt drilling according to claim 1, wherein the first chain pieces (43) are symmetrically arranged in two groups, and the second chain pieces (44) are hinged between the two groups of first chain pieces (43).

6. A round steel butt drilling vertical parallel centering clamping device as claimed in claim 5, characterized in that the thickness of the second chain sheet (44) is larger than that of the first chain sheet (43).