CN211939114U

CN211939114U - Drill jig

Info

Publication number: CN211939114U
Application number: CN202020436562.1U
Authority: CN
Inventors: 莫丽芳
Original assignee: Jiaxing Qiancheng Metal Products Co ltd
Current assignee: Jiaxing Qiancheng Metal Products Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-11-17
Anticipated expiration: 2030-03-30

Abstract

The utility model relates to a drill jig, including discoid workstation, the process has been seted up to the workstation upper surface two grooves of sliding of workstation axis and mutually perpendicular, two the groove of sliding runs through the workstation lateral wall is just in two the inslot of sliding all is provided with the lead screw, the lead screw is dislocation set in vertical direction, is located the lead screw surface screw thread of workstation axis both sides is to opposite soon, the lead screw both ends are fixed with the lead screw pivoted piece of being convenient for, threaded connection has the holder that is used for the centre gripping work piece on the lead screw, the holder is symmetrical along workstation place axis. The utility model discloses but have the effect of centre gripping unidimensional work piece not.

Description

Drill jig

Technical Field

The utility model belongs to the technical field of the technique of drilling machine processing and specifically relates to a drilling machine adds clamping apparatus is related to.

Background

The drilling machine is a universal machine tool with wide application, and can be used for drilling, reaming a plane, tapping and the like on parts. When the drilling machine is provided with technical equipment, the boring can be carried out, and the drilling machine is provided with a universal working table to carry out drilling, reaming and reaming. When a workpiece is machined by a drilling machine, a special drilling machine clamp is often matched, the drilling machine clamp is a device for fastening the workpiece when the workpiece is drilled, and the drilling machine clamp has the characteristics of stable clamping, good symmetry and simplicity and convenience in assembly and disassembly.

In chinese patent publication No. CN102896513A, a positioning fixture for a drilling machine is disclosed, which comprises a worktable, a fixed block, a movable block, an adjusting positioning block, an adjusting bolt, and a shaft; wherein: the fixed block is fixedly arranged at one end of the workbench, one end of the movable block is hinged with the other end of the workbench through a shaft, the adjusting and positioning block is arranged on the workbench, the adjusting bolt penetrates through the adjusting and positioning block, and the tail end of the adjusting bolt abuts against the side face of the movable block. The invention has the advantages that: the positioning clamp for the drilling machine, disclosed by the invention, has the advantages of simple structure, low cost, simplicity in operation of workers, time saving in workpiece clamping and wide application range.

The above prior art solutions have the following drawbacks: the movable block passes through the axle and articulates on the workstation, has restricted the position relation between movable block and the fixed block, leads to the movable block to rotate round the axle only, and when work piece size is little or too big, the device can not play the demand of work piece location.

Therefore, a new positioning fixture is urgently needed in the market to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, one of the purposes of the utility model is to provide a adds clamping apparatus of drilling machine.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a drilling machine adds clamping apparatus, includes discoid workstation, the process has been seted up to the workstation upper surface two grooves of sliding of workstation axis and mutually perpendicular, two the groove of sliding runs through the workstation lateral wall is just two the inslot of sliding all is provided with the lead screw, the lead screw is dislocation set in vertical direction, is located the lead screw surface screw thread of workstation axis both sides is to opposite soon, the lead screw both ends are fixed with the lead screw pivoted that is convenient for rotate, threaded connection has the holder that is used for the centre gripping work piece on the lead screw, the holder is symmetrical along workstation place axis.

Through adopting above-mentioned technical scheme, will treat that the work piece of processing is placed the central point of workstation and put, rotates the piece drive lead screw and rotates, because lead screw surface screw thread revolves to opposite, is located the holder relative motion at lead screw both ends, presss from both sides the work piece tight to realize the fixed of work piece, the processing of the work piece of being convenient for.

The present invention may be further configured in a preferred embodiment as: the grip block includes sliding block, integrated into one piece connecting block in sliding block upper surface of threaded connection on the lead screw, the connecting block lower surface with the workstation butt sets up the grip block of rectangle on the connecting block.

Through adopting above-mentioned technical scheme, sliding block and lead screw threaded connection drive the sliding block motion at lead screw pivoted in-process, and the connecting block couples together clamping block and sliding block, and connecting block and workstation upper surface butt make the clamping block more stable at the in-process of motion simultaneously.

The present invention may be further configured in a preferred embodiment as: the connecting block is provided with coupling mechanism on being close to the lateral wall that workstation central point put, coupling mechanism includes vertical seting up a plurality of T-slots on the connecting block, the T-slot runs through terminal surface about the connecting block, coupling mechanism still includes integrated into one piece in grip block both sides wall and be used for respectively sliding the joint and be in T-shaped piece of T-shaped inslot, still be provided with on one of them lateral wall of grip block the axis with the parallel arcwall face of workstation axis, the arcwall face with T-shaped piece is located the different lateral walls of grip block.

Through adopting above-mentioned technical scheme, the grip block joint that slides on the connecting block and grip block lower surface and workstation upper surface butt, guarantee the stationarity of motion, can make different T-shaped blocks and the T-slot joint that are located on the grip block according to the structure and the shape of work piece to change the terminal surface with the work piece butt, make the more stable fixed of work piece.

The present invention may be further configured in a preferred embodiment as: and rubber sheets for preventing the workpiece from being damaged are fixed on the arc-shaped surface and the smooth side wall of the clamping block.

Through adopting above-mentioned technical scheme, the setting of sheet rubber prevents to cause certain damage at the in-process of centre gripping work piece to the work piece.

The present invention may be further configured in a preferred embodiment as: the workbench is characterized in that an installation table for placing small workpieces is integrally formed at the axis position of the upper surface of the workbench, the upper surface of the installation table is flush with the upper surface of the workbench, and a plurality of friction grains for increasing friction are arranged on the upper surface of the workbench and the upper surface of the installation table.

Through adopting above-mentioned technical scheme, the setting of mount table avoids the setting of work piece undersize and groove that slides to lead to the work piece can not keep steadily at the workstation upper surface.

The present invention may be further configured in a preferred embodiment as: and a limiting ring for preventing the clamping block from colliding to the mounting table is fixed on the screw rod at the axis position of the workbench.

Through adopting above-mentioned technical scheme, the setting of spacing ring avoids the holder to collide with the mount table at the in-process of motion, leads to the damage of mount table.

The present invention may be further configured in a preferred embodiment as: the two ends of the lead screw are provided with limiting bearings for preventing the lead screw from moving horizontally, the outer ring of each limiting bearing is fixed in the workbench, and the lead screw penetrates through the limiting bearings and is fixed on the inner ring of each limiting bearing.

Through adopting above-mentioned technical scheme, the setting of spacing bearing prevents that the lead screw from following the groove motion that slides, and the grip block can't carry out the butt with the work piece on the mount table, prevents simultaneously because lead screw motion increase machining error in the course of working.

The present invention may be further configured in a preferred embodiment as: the rotating piece is a hand wheel fixed at two ends of the lead screw.

Through adopting above-mentioned technical scheme, the both ends of lead screw all are provided with the hand wheel, and the operating personnel of being convenient for rotates the lead screw in all directions.

To sum up, the utility model discloses a following at least one useful technological effect:

1. placing a workpiece to be machined on the mounting table, driving the rotating piece to drive the screw rod to rotate, enabling the clamping block positioned on the upper surface of the screw rod to move towards the center of the workbench, and clamping the workpiece to be machined at the center of the workbench so as to machine the workpiece;

2. connecting mechanisms are arranged on the connecting block and the sliding block, so that the abutting surfaces of the clamping block and the workpiece to be machined can be adjusted according to the shape and the structure of the workpiece to be machined, and the workpiece to be machined can be better fixed.

Drawings

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

Fig. 2 is a schematic diagram of the internal structure of the present invention.

Fig. 3 is a schematic view of the structure of the connection mechanism.

In the figure, 1, a workbench; 2. a sliding groove; 3. a lead screw; 4. a rotating member; 5. a clamping member; 6. a sliding block; 7. connecting blocks; 8. a clamping block; 9. a connecting mechanism; 10. a T-shaped slot; 11. a T-shaped block; 12. an arc-shaped surface; 13. a rubber sheet; 14. an installation table; 15. rubbing the lines; 16. a limiting ring; 17. and limiting the bearing.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the utility model discloses a drill processing clamp, which comprises a disc-shaped workbench 1, two mutually perpendicular sliding grooves 2 are arranged on the upper surface of the workbench 1, the two sliding grooves 2 penetrate through the side wall of the workbench 1, two ends of the sliding grooves 2 are fixed with limit bearings 17, lead screws 3 connected with the two limit bearings 17 are fixed on the inner rings of the limit bearings 17, the two lead screws 3 are arranged in a staggered way in the vertical direction, the lead screws 3 positioned at two sides of the axis of the workbench 1 have opposite screw thread directions, clamping pieces 5 used for clamping workpieces are connected on the lead screws 3 in a threaded way, the clamping pieces 5 are symmetrically arranged along the axis of the workbench 1, a mounting table 14 used for placing the workpieces and preventing the tiny workpieces from falling into the sliding grooves 2 is integrally formed at the central position of the upper surface of the workbench 1, the upper surface of the mounting table 14 is flush with the upper surface of the workbench 1, the upper surfaces of the worktable 1 and the mounting platform 14 are provided with a plurality of friction grains 15 for preventing the workpiece from sliding. The workpiece to be machined is placed at the center of the mounting table 14, the rotating piece 4 drives the screw rod 3 to rotate, and the clamping pieces 5 at the two ends of the screw rod 3 move towards the workpiece and clamp the workpiece due to the fact that the threads on the outer surface of the screw rod 3 are opposite in rotating direction, so that the workpiece is fixed, and the workpiece can be machined conveniently.

Referring to fig. 2 and 3, grip block 8 includes sliding block 6 of threaded connection on lead screw 3, integrated into one piece is in connecting block 7 of sliding block 6 upper surface, connecting block 7 lower surface and 1 butt of workstation, be provided with coupling mechanism 9 on the lateral wall that connecting block 7 is close to workstation 1 central point and puts, coupling mechanism 9 includes a plurality of T-slot 10 of vertical seting up at connecting block 7 lateral wall, terminal surface about T-slot 10 through connection block 7, still include integrated into one piece in grip block 8 both sides wall and be used for respectively sliding the T-shaped piece 11 of joint in T-slot 10, still be provided with the arcwall 12 that axis and workstation 1 axis are parallel on one of them lateral wall of grip block 8, arcwall 12 is located the different lateral walls of grip block 8 with T-shaped piece 11. Rubber sheets 13 for preventing the workpiece from being damaged are fixed on the arc-shaped surfaces 12 and the smooth side walls of the clamping blocks 8. The clamping block 8 slides and is clamped on the connecting block 7, so that different T-shaped blocks 11 on the clamping block 8 can be clamped with the T-shaped grooves 10 according to the structure and the shape of a workpiece, the end faces abutted to the workpiece are replaced, and the positioning of different types of workpieces is met.

Referring to fig. 1 and 2, rotation pieces 4 convenient for rotation of the screw 3 are fixed at two ends of the screw 3, the rotation pieces 4 are handwheels and convenient for operation of a worker on the screw 3, and limit rings 16 for preventing the clamping blocks 8 from colliding with the mounting table 14 are fixed on the screw 3 at two sides of the axis of the workbench 1.

The implementation principle of the embodiment is as follows: the workpiece is placed at the center of the upper surface of the mounting table 14, the abutting surfaces of the clamping blocks 8 and the workpiece are adjusted according to the shape of the workpiece, so that the workpiece is fixed, the hand wheel is rotated, and the clamping pieces 5 simultaneously move towards the direction of the workpiece to be machined due to the fact that the thread directions of the lead screws 3 on the two sides of the axis of the workbench 1 are opposite, the workpiece is clamped, the positioning of the workpiece is achieved, and the workpiece is machined conveniently.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a drill jig, includes discoid workstation (1), its characterized in that: workstation (1) upper surface has been seted up through workstation (1) axis and mutually perpendicular's two grooves (2) that slide, two slide groove (2) and run through workstation (1) lateral wall and two all be provided with lead screw (3) in sliding groove (2), lead screw (3) are dislocation set in vertical direction, are located lead screw (3) surface screw thread of workstation (1) axis both sides is to opposite soon, lead screw (3) both ends are fixed with lead screw (3) pivoted piece (4) of being convenient for, threaded connection has holder (5) that are used for the centre gripping work piece on lead screw (3), holder (5) are along workstation (1) place axis symmetry.

2. The drill press fixture of claim 1, wherein: clamping piece (5) including sliding block (6), integrated into one piece in connecting block (7) of sliding block (6) upper surface of threaded connection on lead screw (3), connecting block (7) lower surface with workstation (1) butt is provided with the grip block (8) of rectangle on connecting block (7).

3. The drill press fixture of claim 2, wherein: connecting block (7) are provided with coupling mechanism (9) on being close to the lateral wall that workstation (1) central point put, coupling mechanism (9) are including vertical seting up a plurality of T-slot (10) on connecting block (7), T-slot (10) run through terminal surface about connecting block (7), coupling mechanism (9) still include integrated into one piece in grip block (8) both sides wall and be used for respectively sliding the joint and be in T-shaped piece (11) in T-slot (10), still be provided with on one of them lateral wall of grip block (8) axis with workstation (1) parallel arcwall face (12) of axis, arcwall face (12) with T-shaped piece (11) are located the different lateral walls of grip block (8).

4. A drill press fixture as claimed in claim 3, wherein: and rubber sheets (13) for preventing the workpiece from being damaged are fixed on the arc-shaped surface (12) and the smooth side walls of the clamping blocks (8).

5. The drill press fixture of claim 1, wherein: workstation (1) upper surface axis position integrated into one piece has mount table (14) that are used for placing tiny work piece, mount table (14) upper surface with workstation (1) upper surface flushes, workstation (1) and mount table (14) upper surface are seted up a plurality of friction lines (15) that are used for increasing friction.

6. The drill press fixture of claim 2, wherein: and a limiting ring (16) for preventing the clamping block (8) from colliding with the mounting table (14) is fixed on the screw rod (3) at the axial position of the workbench (1).

7. The drill press fixture of claim 1, wherein: the lead screw (3) both ends are provided with spacing bearing (17) that prevent lead screw (3) horizontal migration, spacing bearing (17) outer lane is fixed in workstation (1), lead screw (3) are worn to establish in spacing bearing (17) and are fixed spacing bearing (17) inner race circles.

8. The drill press fixture of claim 1, wherein: the rotating piece (4) is a hand wheel fixed at two ends of the lead screw (3).