CN218904341U

CN218904341U - Special fixture for numerical control drilling machine tool

Info

Publication number: CN218904341U
Application number: CN202220756027.3U
Authority: CN
Inventors: 龚成岩
Original assignee: Fujian Chuangcheng Machinery Manufacturing Co ltd
Current assignee: Fujian Chuangcheng Machinery Manufacturing Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2023-04-25
Anticipated expiration: 2032-04-02

Abstract

The utility model discloses a special fixture for a numerical control drilling machine tool, which belongs to the field of numerical control drilling. The special fixture for the numerical control drilling machine tool has the advantages that the whole structure is simple, the operation is convenient, the clamping piece is driven to move through the adjusting screw, so that a workpiece between the clamping piece and the fixed block is stably clamped, and the positioning pieces which are rotatably arranged at two sides of the clamping piece are utilized, so that the workpiece can be clamped through two-point limiting when being clamped on a round or irregular object, and the special fixture has a good application prospect.

Description

Special fixture for numerical control drilling machine tool

Technical Field

The utility model belongs to the field of numerical control drilling, and particularly relates to a special fixture for a numerical control drilling machine tool.

Background

The numerical control machine tool is a numerical control machine tool and is an automatic machine tool provided with a program control system. The control system is able to logically process a program defined by control codes or other symbolic instructions, and to decode it, expressed in coded numbers, and input to the numerical control device via the information carrier. The numerical control device sends out various control signals to control the action of the machine tool through operation processing, and parts are automatically machined according to the shape and the size required by the drawing. The numerical control machine tool well solves the problems of complex, precise, small batch and multi-variety part processing.

While the existing numerical control machine tool needs to clamp the workpiece first and drill the clamped workpiece, the existing drilling fixture can only clamp the workpiece on the horizontal X/Y axis when in use, and when clamping irregular workpiece, for example: the contact surface of the clamp of the disc-shaped and polygonal object is small, so that the stability after clamping is quite poor, and a special clamp for a numerical control drilling machine tool is provided for solving the problems.

Disclosure of Invention

Aiming at one or more of the defects or improvement demands of the prior art, the utility model provides the special fixture for the numerical control drilling machine tool, which has the advantages of convenient adjustment, high stability after fixation and wide application range.

In order to achieve the above purpose, the utility model provides a special fixture for a numerical control drilling machine tool, which comprises a bottom plate and a base plate arranged on the bottom plate, wherein a clamping piece is arranged on the base plate and corresponds to the clamping piece;

a fixed block is arranged on one side, which is away from the clamping assembly, of the base plate, a fixed piece is further arranged on the base plate, an adjusting screw is connected with the fixed piece in a threaded manner, and one end of the adjusting screw is connected with the clamping piece;

the clamping piece can transversely move along the bottom plate and approach or depart from the direction of the fixed block, so that the clamping operation of the workpiece is realized;

and a positioning piece is arranged on at least one side of the clamping piece.

As a further improvement of the utility model, the clamping piece comprises a movable plate connected with the adjusting screw, and grooves are arranged on two sides of the bottom of the movable plate;

a positioning piece is rotatably arranged in the groove.

As a further improvement of the utility model, a rotating shaft is arranged at the bottom of the inner wall of the groove, and a rotating groove which can rotate by the rotating shaft is arranged at the bottom of the positioning piece.

As a further development of the utility model, the positioning element is plate-shaped and has an axial length exceeding the width of the base plate.

As a further improvement of the utility model, a rubber pad and a buffer pad are arranged on one side of the fixing block, which is close to the clamping piece, so as to increase the friction force of the contact surface.

As a further improvement of the present utility model, at least one pair of mounting plates are provided on the outer periphery of the base plate;

and each pair of mounting plates are two and are respectively arranged at two opposite sides of the periphery of the bottom plate.

The above-mentioned improved technical features can be combined with each other as long as they do not collide with each other.

In general, the above technical solutions conceived by the present utility model have the beneficial effects compared with the prior art including:

(1) According to the special fixture for the numerical control drilling machine tool, through the fixed block arranged on the bottom plate and the clamping piece arranged on the adjusting screw, the clamping piece can move along the direction of the bottom plate under the drive of the adjusting screw, so that a workpiece between the fixed block and the clamping piece is clamped, and meanwhile, the mounting piece is arranged on the periphery of the bottom plate, so that subsequent disassembly and replacement are facilitated, and convenience of staff in subsequent maintenance is improved.

(2) The special fixture for the numerical control drilling machine tool has the advantages that the whole structure is simple, the operation is convenient, the clamping piece is driven to move through the adjusting screw, so that a workpiece between the clamping piece and the fixed block is stably clamped, and the positioning pieces which are rotatably arranged at two sides of the clamping piece are utilized, so that the workpiece can be clamped through two-point limiting when being clamped on a round or irregular object, the application range of the device is effectively improved, and the special fixture has good application prospect.

Drawings

FIG. 1 is a schematic diagram of the overall axis measurement of a fixture dedicated to a numerically controlled drilling machine tool in accordance with the present utility model;

FIG. 2 is a schematic diagram of a front view cross-section structure of a positioning member of a special fixture for a numerical control drilling machine tool;

like reference numerals denote like technical features throughout the drawings, in particular: 1. a bottom plate; 2. a backing plate; 3. a mounting plate; 4. a fixed block; 5. a rubber pad; 6. a clamping member;

7. a cushion pad; 8. a groove; 9. a positioning piece; 91. a rotating shaft; 92. a rotating groove; 10. a fastener; 11. a fixing member; 12. and adjusting the screw.

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 specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Examples:

referring to fig. 1-2, the special fixture for a numerical control drilling machine tool in the preferred embodiment of the utility model comprises a bottom plate 1 and a base plate 2 arranged on the bottom plate 1, wherein a clamping piece 6 is arranged on the base plate 2, a fixed block 4 is arranged on one side of the base plate 2, which is away from a clamping assembly, corresponding to the clamping piece 6, a fixed piece 11 is also arranged on the bottom plate 1, an adjusting screw 12 is connected with the internal thread of the fixed piece 11, one end of the adjusting screw 12 is connected with the clamping piece 6, and the clamping piece 6 can transversely move along the bottom plate 1 and approach or separate from the direction of the fixed block 4, thereby realizing the clamping operation of a workpiece.

Specifically, the holding member 6 includes a movable plate connected to an adjusting screw 12, grooves 8 are provided on both sides of the bottom of the movable plate, and a positioning member 9 is rotatably provided in the grooves 8.

Further, a rotating shaft 91 is arranged at the bottom of the inner wall of the groove 8, and a rotating groove 92 for rotating the rotating shaft 91 is arranged at the bottom of the positioning piece 9. It is further preferred that the positioning member 9 has a plate shape and its axial length exceeds the width of the base plate 1.

In the actual setting process, a rubber pad 5 and a buffer pad 7 are respectively arranged on one side of the fixed block 4, which is close to the clamping piece 6, so as to increase the friction force of the contact surface.

More specifically, at least one pair of mounting plates 3 is provided on the outer periphery of the base plate 1, and two pairs of mounting plates 3 are provided on opposite sides of the outer periphery of the base plate 1, preferably two pairs of mounting plates 3 are provided on opposite sides of the outer periphery of the base plate 1.

Further, a fastener 10 is screwed on the top of the clamping member 6 for fixing the rotated stopper.

It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the utility model and is not intended to limit the utility model, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The special fixture for the numerical control drilling machine tool is characterized by comprising a bottom plate and a base plate arranged on the bottom plate, wherein a clamping piece is arranged on the base plate and corresponds to the clamping piece; a fixed block is arranged on one side, which is away from the clamping piece, of the base plate, a fixed piece is further arranged on the base plate, an adjusting screw is connected with the fixed piece in a threaded manner, and one end of the adjusting screw is connected with the clamping piece; the clamping piece can transversely move along the bottom plate and approach or depart from the direction of the fixed block, so that the clamping operation of the workpiece is realized; a positioning piece is arranged on at least one side of the clamping piece; the clamping piece comprises a movable plate connected with the adjusting screw, and grooves are formed in two sides of the bottom of the movable plate; the positioning piece is rotatably arranged in the groove, a rotating shaft is arranged at the bottom of the inner wall of the groove, and a rotating groove capable of allowing the rotating shaft to rotate is formed in the bottom of the positioning piece.

2. The fixture for a numerical control drilling machine according to claim 1, wherein the positioning member has a plate shape, and the axial length thereof exceeds the width of the bottom plate.

3. The fixture for a numerical control drilling machine according to claim 1, wherein a rubber pad and a buffer pad are provided at a side of the fixing block and the clamping member which are close to each other, for increasing friction force of the contact surface.

4. The fixture for a numerical control drilling machine tool according to claim 1, wherein at least one pair of mounting plates are provided separately on the outer periphery of the bottom plate; and each pair of mounting plates are two and are respectively arranged at two opposite sides of the periphery of the bottom plate.