CN215431669U

CN215431669U - Fixing device for drilling machine machining

Info

Publication number: CN215431669U
Application number: CN202121686365.6U
Authority: CN
Inventors: 舒大镪
Original assignee: China Construction Investment Shenyang Kechuang Industry Development Co ltd
Current assignee: China Construction Investment Shenyang Kechuang Industry Development Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-01-07
Anticipated expiration: 2031-07-23

Abstract

The utility model discloses a fixing device for drilling machine machining, and relates to the technical field of drilling machine mechanisms. The automatic transmission device comprises a transmission case, wherein a stepping motor is fixedly connected to the bottom of the inner wall of the transmission case, a rotating shaft of the stepping motor penetrates through the upper surface of the transmission case and is fixedly connected with a clamping block, the clamping block is clamped with a matched clamping groove, and the upper surface of the clamping groove is fixedly connected with a clamping base. The double-output-shaft motor provides power support, the lead screw, the moving block, the guide rod and the like are used in a matched mode to drive the supporting rod to move in the sliding groove, the push rod is further driven to slide on the support, synchronous opposite movement of the clamping blocks is further achieved, fixing of a workpiece is achieved, the problems that when the workpiece is machined due to stress and compression of the spring, the workpiece is unstable in fixing and easy to damage are solved, the workpiece is fixed transversely by the spring, the fixed position of the workpiece cannot be guaranteed to be located at the central position, when a cutter is adjusted, parameter setting is troublesome and the like are solved.

Description

Fixing device for drilling machine machining

Technical Field

The utility model belongs to the technical field of drilling machine mechanisms, and particularly relates to a fixing device for drilling machine machining.

Background

A drill press refers to a machine tool that uses a drill bit to machine a hole in a workpiece, usually the rotation of the drill bit is the primary motion, and the axial movement of the drill bit is the feed motion. The drilling machine is simple in structure, machining accuracy is relatively low, through holes and blind holes can be drilled, and after special cutters are replaced, machining such as reaming and reaming or tapping can be conducted. In the machining process, the workpiece is kept fixed, and the movement of the cutter is mainly used. The drilling machine is characterized in that a workpiece is fixed, a cutter rotates and feeds along the direction of a main shaft, and the operation can be manual or motor-driven.

Chinese patent CN201921068299.9 provides a cylindrical gear drilling clamping device, which comprises a base, the side fixedly connected with mounting panel of base, and the top fixed mounting of base has the connecting block, the axis of rotation has been cup jointed in the inside activity of connecting block, the top fixedly connected with anchor clamps of axis of rotation, the inner wall fixed mounting of anchor clamps has side fixed establishment, and one side fixed mounting at anchor clamps top has the movable cover, the middle part fixed mounting of movable cover has top fixed establishment. The fixed spring that this scheme used when pressing from both sides tight the work piece, the elasticity that mainly utilizes the elastic deformation of spring and produce is fixed the work piece, when processing, the work piece receives the shear force of brill sword, must be to certain direction application force, and the spring atress still can compress, cause the work piece to be processing, still there is the work piece that moves, fixed unstable, and easily cause the work piece to damage, simultaneously, because the horizontal fixed dependence spring of work piece is fixed, its fixed position can't be guaranteed to be located central point, when the cutter adjustment, the parameter setting is comparatively troublesome.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fixing device for drilling machine processing, aiming at the problems in the related art and aiming at overcoming the technical problems in the prior related art.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a fixing device for drilling machine processing, which comprises a transmission case, wherein a stepping motor is fixedly connected to the bottom of the inner wall of the transmission case, a rotating shaft of the stepping motor penetrates through the upper surface of the transmission case and is fixedly connected with a clamping block, the clamping block is clamped with a matched clamping groove, the upper surface of the clamping groove is fixedly connected with a clamping base, sliding grooves are formed in two sides of the upper surface of the clamping base, the sliding grooves are connected with supporting rods in a sliding mode, the upper portion of one side of each supporting rod is fixedly connected with a push rod, the middle portion of the upper surface of the clamping base is fixedly connected with a support, and the push rod penetrates through the support and is fixedly connected with a clamping block.

Further, the bottom of the inner wall of the clamping base is fixedly connected with a motor frame, the upper surface of the motor frame is fixedly connected with a double-output-shaft motor, a rotating shaft of the double-output-shaft motor is fixedly connected with a lead screw, the lead screw penetrates through and is in threaded engagement with a moving block, a guide rod penetrates through one side of the moving block, and the middle of the upper surface of the moving block is fixedly connected with the supporting rod.

Further, the middle part of the upper surface of the transmission case is fixedly connected with an arc-shaped slide rail, the arc-shaped slide rail is connected with a matched arc-shaped slide block in a sliding manner, and the upper surface of the arc-shaped slide block is fixedly connected with the clamping base.

Furthermore, the thread directions of the lead screws fixedly connected with the rotating shafts of the double-output-shaft motor are opposite, and the lead screws are symmetrical.

Further, the arc-shaped sliding rail and the stepping motor are coaxial.

The utility model has the following beneficial effects:

the double-output-shaft motor provides power support, the lead screw, the moving block, the guide rod and the like are used in a matched mode to drive the supporting rod to move in the sliding groove, the push rod is further driven to slide on the support, synchronous opposite movement of the clamping blocks is further achieved, fixing of a workpiece is achieved, the problems that when the workpiece is machined due to stress and compression of the spring, the workpiece is unstable in fixing and easy to damage are solved, the workpiece is fixed transversely by the spring, the fixed position of the workpiece cannot be guaranteed to be located at the central position, when a cutter is adjusted, parameter setting is troublesome and the like are solved.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an exploded view of the present invention;

fig. 3 is a clamping structure diagram of the fixture block of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a transmission case; 2. a stepping motor; 3. a clamping block; 4. a card slot; 5. holding the base; 6. a chute; 7. a support bar; 8. a push rod; 9. a support; 10. a clamping block; 11. a motor frame; 12. a motor with double output shafts; 13. a lead screw; 14. a moving block; 15. a guide bar; 16. an arc-shaped slide rail; 17. an arc-shaped sliding block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open", "upper", "lower", "top", "middle", "inner", and the like, indicate positional or orientational relationships and are used merely for convenience in describing the utility model and for simplicity in description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model.

Referring to fig. 1-3, the utility model relates to a fixing device for drilling machine processing, which comprises a transmission case 1, wherein a stepping motor 2 is fixedly connected to the bottom of the inner wall of the transmission case 1, a rotating shaft of the stepping motor 2 penetrates through the upper surface of the transmission case 1 and is fixedly connected with a clamping block 3, the clamping block 3 is clamped with a matched clamping groove 4, the upper surface of the clamping groove 4 is fixedly connected with a clamping base 5, sliding grooves 6 are respectively formed in two sides of the upper surface of the clamping base 5, the sliding grooves 6 are slidably connected with supporting rods 7, a push rod 8 is fixedly connected to the upper portion of one side of each supporting rod 7, a support 9 is fixedly connected to the middle portion of the upper surface of the clamping base 5, and the push rod 8 penetrates through the support 9 and is fixedly connected with a clamping block 10.

In an embodiment, for the above clamping base 5, a motor frame 11 is fixedly connected to the bottom of the inner wall of the clamping base 5, a dual output shaft motor 12 is fixedly connected to the upper surface of the motor frame 11, a lead screw 13 is fixedly connected to a rotating shaft of the dual output shaft motor 12, a moving block 14 penetrates through and is in threaded engagement with the lead screw 13, a guide rod 15 penetrates through one side of the moving block 14, and the support rod 7 is fixedly connected to the middle of the upper surface of the moving block 14, so that the dual output shaft motor 12 drives the lead screw 13 to rotate, and under the action of the guide rod 15, the moving block 14 performs translational motion, so that the support rod 7 is translated, the push rod 8 is further driven, the clamping block 10 is further driven, and the clamping block 10 is fixed to a workpiece. In addition, when the clamping fixture is used specifically, the double-output-shaft motor 12 adopts a inching control mode, so that the workpiece can be more accurately fixed by the clamping block 10, and the phenomenon that the workpiece is deformed due to too large clamping force and cannot be fixed due to too small clamping force is avoided.

In an embodiment, as for the above, the arc-shaped slide rail 16 is fixedly connected to the middle of the upper surface of the transmission case 1, the arc-shaped slide rail 16 is slidably connected to the matched arc-shaped slide block 17, and the clamping base 5 is fixedly connected to the upper surface of the arc-shaped slide block 17, so that the angle adjustment of the clamping base 5 is more stable, and the occurrence of fine inclination in the rotating process and the machining error are avoided.

In an embodiment, for the above dual output shaft motor 12, the screw directions of the lead screws 13 fixedly connected to the rotating shafts of the dual output shaft motor 12 are opposite, and the lead screws 13 are symmetrical, so that the support rods 7 can synchronously translate in opposite directions in the sliding chute 6, thereby keeping the center of the fixing device inconvenient, and facilitating the setting of parameters required for drilling during drilling.

In one embodiment, for the arc-shaped slide rail 16, the arc-shaped slide rail 16 is coaxial with the stepping motor 2, so as to ensure the normal operation of the arc-shaped slide rail 16.

In summary, according to the above technical solution of the present invention, the fixing device is suitable for a vertical machine tool, the fixing device is installed at the lower part of a lower bed, then the fixing device is placed between the clamping blocks 10, the dual output shaft motor 12 is started, the dual output shaft motor 12 drives the lead screw 13 to rotate, and due to the opposite thread directions of the left and right lead screws 13, the moving blocks 14 move in opposite directions under the cooperation of the guide rod 15, so that the supporting rod 7 and the push rod 8 drive the clamping blocks 10 to fix a workpiece; in the machining process, when a workpiece needs to be rotated, the stepping motor 2 is started, the stepping motor 2 is controlled by a controller, the rotating angle of the stepping motor 2 can be set, and when the stepping motor 2 rotates, the clamping block 3 and the clamping groove 4 are matched to drive the clamping base 5 to rotate so as to realize the angle adjustment of the workpiece; the arc-shaped slide rail 16 and the arc-shaped slide block 17 can effectively keep the stability of the clamping base 5 in the rotating process.

Through the technical scheme, the power support is provided through the double-output-shaft motor 12, the lead screw 13, the moving block 14, the guide rod 15 and the like are used in a matched mode, the support rod 7 is driven to move in the sliding groove 6, the push rod is driven to slide on the support 9, synchronous opposite movement of the clamping blocks 10 is achieved, fixing of a workpiece is achieved, stress compression of a spring is solved, the workpiece is unstable when being processed, the workpiece is prone to being damaged, transverse fixing of the workpiece depends on the spring to be fixed, the fixed position of the workpiece cannot be guaranteed to be located at the central position, and when a cutter is adjusted, the problems that parameter setting is troublesome and the like are solved.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example" or the like means 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 utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. 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 help illustrate the utility model. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments 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 its 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 their full scope and equivalents.

Claims

1. The utility model provides a fixing device is used in drilling machine processing, includes transmission case (1), its characterized in that: inner wall bottom fixedly connected with step motor (2) of transmission case (1), the rotation axis of step motor (2) runs through the last fixed surface of transmission case (1) is connected with fixture block (3), fixture block (3) joint has supporting draw-in groove (4), the last fixed surface of draw-in groove (4) is connected with adds and holds base (5), spout (6) have all been seted up to the upper surface both sides of holding base (5) with adding, spout (6) sliding connection has bracing piece (7), one side upper portion fixedly connected with push rod (8) of bracing piece (7), add upper surface middle part fixedly connected with support (9) of holding base (5), push rod (8) run through support (9) fixedly connected with clamp splice (10).

2. The fixing device for drilling machine processing as defined in claim 1, wherein a motor frame (11) is fixedly connected to the bottom of the inner wall of the clamping base (5), a dual output shaft motor (12) is fixedly connected to the upper surface of the motor frame (11), a lead screw (13) is fixedly connected to a rotating shaft of the dual output shaft motor (12), a moving block (14) is penetrated and threadedly engaged by the lead screw (13), a guide rod (15) is penetrated through one side of the moving block (14), and the support rod (7) is fixedly connected to the middle of the upper surface of the moving block (14).

3. The fixing device for drilling machine processing according to claim 1, wherein an arc-shaped sliding rail (16) is fixedly connected to the middle of the upper surface of the transmission case (1), the arc-shaped sliding rail (16) is slidably connected with a matched arc-shaped sliding block (17), and the clamping base (5) is fixedly connected to the upper surface of the arc-shaped sliding block (17).

4. The fixing device for drilling machine processing as claimed in claim 2, wherein the screw threads (13) fixedly connected with the rotating shafts of the dual output shaft motor (12) are opposite in thread direction, and the screw threads (13) are symmetrical.

5. The fixing device for drilling machine machining according to claim 3, characterized in that the arc-shaped sliding rail (16) and the stepping motor (2) are coaxial.