Drill jig

Abstract

The utility model discloses a drill jig, and relates to the technical field of machining, the drill jig comprises an L-shaped base, a first bolt, a nut, a lead screw, a sliding block and a pressing block, the L-shaped base comprises a transverse support and a vertical support, and the transverse support and the vertical support are integrally connected; a first through hole is formed in the transverse support; a second through hole is formed in the top of the vertical support; the nut end of the first bolt is used for being placed in a T-shaped groove in an operation table, and a screw rod of the first bolt is used for penetrating through the first through hole. The nut is used for being in threaded connection with the end, penetrating through the first through hole, of the screw so as to fix the L-shaped base and the operation table, and the top of the lead screw is rotationally connected to the second through hole. The sliding block is in sliding connection with the vertical support and is in threaded connection with the lead screw, and the lead screw can be rotated to drive the sliding block to slide along the lead screw; the pressing block is detachably and fixedly connected with the sliding block, the sliding block drives the pressing block to move and can press the workpiece on the operation table, use is convenient, the adjusting range is effectively reduced, and the working efficiency is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical processing, in particular to a drilling machine clamp. Background Art

[0002] At present, drilling machines are universal machine tools with a wide range of uses. They can perform drilling, reaming, boring, countersinking and tapping on parts. When using a drilling machine to process a workpiece, various special drilling machine fixtures are often equipped according to the processing technology and the characteristics of the workpiece. Most of the existing fixtures rely on bolts and shims to press the workpiece on the workbench. Although they can clamp and tighten, the shims will naturally slide onto the workbench after the workpiece is removed. When replacing a new workpiece, the shims need to be lifted up and pressed on the workpiece. It needs to be moved and adjusted manually, and the adjustment range is large, resulting in reduced work efficiency. Especially when the same workpiece is processed multiple times, the disadvantages are particularly obvious. Utility Model Content

[0003] The utility model aims to provide a drilling machine clamp to solve the problems existing in the above-mentioned prior art, with simple structure, convenient use, effectively reducing the adjustment range and effectively improving work efficiency.

[0004] To achieve the above purpose, the utility model provides the following solutions:

[0005] The utility model provides a drilling machine fixture, comprising: an L-shaped base, a first bolt, a nut, a lead screw, a sliding block and a pressing block, the L-shaped base comprising a transverse support and a vertical support, the transverse support and the vertical support being integrally connected; a first through hole is provided on the transverse support; a second through hole is provided on the top of the vertical support away from the transverse support; the nut end of the first bolt is used to be placed in a T-slot on an operating table, and the screw rod of the first bolt is used to pass through the first through hole; the nut is used to be threadedly connected to one end of the screw rod passing through the first through hole to fix the L-shaped base to the operating table; the top of the lead screw is rotatably connected to the second through hole; the sliding block is slidably connected to the vertical support, the sliding block is threadedly connected to the lead screw, and rotating the lead screw can drive the sliding block to slide along the lead screw; the pressing block and the sliding block are detachably fixedly connected, and the sliding block drives the pressing block to move and can press the workpiece against the operating table.

[0006] Preferably, a dovetail groove is provided on one side of the vertical support close to the lead screw, and a dovetail block corresponding to the dovetail groove is provided on the sliding block, and the dovetail block is used for being slidably connected in the dovetail groove.

[0007] Preferably, it also includes a self-locking nut, the top of the lead screw is provided with a first threaded segment, an axle ring, an optical axis segment and a second threaded segment, the top of the first threaded segment is integrally connected with the optical axis segment, a threaded hole is provided on the sliding block, the first threaded segment is used to be threadedly connected to the threaded hole, the axle ring is fixedly connected to the bottom of the optical axis segment, the second threaded segment is integrally connected with the top of the optical axis segment, the optical axis segment is used to pass through the second through hole, and the self-locking nut is used to be threadedly connected to the second threaded segment to fixedly connect the lead screw to the vertical support.

[0008] Preferably, it further comprises a prism, wherein the prism is integrally connected to an end of the threaded segment away from the optical axis segment.

[0009] Preferably, it further comprises a spring, wherein the spring is used to be sleeved on the outside of the optical axis segment, and the spring is used to be placed between the vertical support and the self-locking nut.

[0010] Preferably, it further comprises a plurality of second bolts, the sliding block is provided with a plurality of third through holes, the pressing block is provided with a plurality of threaded blind holes, and one of the second bolts is used to pass through one of the third through holes and be threadedly connected with one of the threaded blind holes.

[0011] Preferably, it also includes at least one additional base, which is placed between the horizontal support and the operating table to increase the height of the L-shaped base.

[0012] Preferably, a cross support groove is provided at the bottom of the cross support, a boss is provided at the top of the attached base, and an attached base groove is provided at the bottom of the attached base. The cross support groove has the same structure as the attached base groove, and the boss can be clamped in the cross support groove.

[0013] Preferably, the attached base is provided with a U-shaped groove, and the U-shaped groove is an open groove with one side open.

[0014] Preferably, a washer is further included, a washer groove is provided at the top of the first through hole, the washer is used to be placed in the washer groove, and the nut is a long nut.

[0015] Compared with the prior art, the utility model has achieved the following technical effects:

[0016] The utility model provides a drilling machine clamp. When working, a first bolt is first placed in a T-shaped slot of an operating table, a nut is tightened after being placed, and a lead screw is rotated to press a pressure block on a sliding block onto a surface of a workpiece, thereby achieving fixation of the workpiece. Since the position of a pressure port is controlled by a lead screw on a base, the pressure port will not fall even after the workpiece is replaced, and only a small adjustment is needed to tighten the new workpiece, thereby greatly reducing the adjustment range and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 A schematic diagram of the structure of the drilling machine fixture provided by the utility model;

[0019] Figure 2 An exploded view of the drilling machine fixture provided by the utility model;

[0020] Figure 3 A cross-sectional schematic diagram of the drilling machine fixture provided by the utility model;

[0021] Figure 4 It is a schematic diagram of the structure of the base attached to the drilling machine fixture provided by the utility model in top and bottom views;

[0022] Figure 5 It is a schematic diagram of the structure of the base in the drilling machine fixture provided by the utility model in a top view and a bottom view;

[0023] Figure 6 This is a structural schematic diagram of the drilling machine fixture provided by the utility model when it is applied on an operating table;

[0024] In the figure: 1. first bolt; 2. attached base; 201. U-shaped groove; 202. boss; 203. attached base groove; 3. L-shaped base; 301. first through hole; 302. transverse support groove; 303. dovetail groove; 304. second through hole; 4. sliding block; 401. threaded hole; 402. slider; 5. pressure block; 501. second bolt; 502. threaded blind hole; 6. lead screw; 601. first threaded section; 602. shaft collar; 603. optical axis section; 604. second threaded section; 605. spring; 606. self-locking nut; 7. nut; 8. washer. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] The utility model aims to provide a drilling machine clamp to solve the problems existing in the above-mentioned prior art, with simple structure, convenient use, effectively reducing the adjustment range and effectively improving work efficiency.

[0027] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0028] The utility model provides a drilling machine fixture, such as Figures 1 to 6 As shown, it includes: an L-shaped base 3, a first bolt 1, a nut 7, a lead screw 6, a sliding block 4 and a pressing block 5. The L-shaped base 3 includes a transverse support and a vertical support, and the transverse support and the vertical support are connected as a whole; a first through hole 301 is provided on the transverse support; a second through hole 304 is provided on the top of the vertical support away from the transverse support; the nut end of the first bolt 1 is used to be placed in the T-slot on the operating table, and the screw rod of the first bolt 1 is used to pass through the first through hole 301; the nut 7 is used to be threadedly connected to one end of the screw rod passing through the first through hole 301 to fix the L-shaped base 3 to the operating table; the top of the lead screw 6 is rotatably connected to the second through hole 304; the sliding block 4 is slidably connected to the vertical support Dynamic connection, the sliding block 4 is threadedly connected to the screw 6, and rotating the screw 6 can drive the sliding block 4 to slide along the screw 6; the pressure block 5 and the sliding block 4 are detachably fixedly connected, and the sliding block 4 drives the pressure block 5 to move and can press the workpiece against the operating table. When working, first put the first bolt 1 into the T-slot of the operating table, tighten the nut 7 after placing it, and rotate the screw 6 to press the pressure block 5 on the sliding block 4 on the surface of the workpiece, thereby achieving the fixation of the workpiece. Since the position of the pressure port is controlled by the screw 6 on the base 3, even after the workpiece is replaced, the pressure port will not fall, and only a small adjustment is needed to tighten the new workpiece, which greatly reduces the adjustment range and improves work efficiency.

[0029] In a preferred embodiment, a dovetail groove 303 is provided on one side of the vertical support close to the lead screw 6, and a dovetail block corresponding to the dovetail groove 303 is provided on the sliding block 4. The dovetail block is used to be slidably connected in the dovetail groove 303. The structure is simple, and the dovetail block can keep the dovetail groove 303 sliding while preventing the slider 402 from rotating when the lead screw rotates.

[0030] In a preferred embodiment, the drilling machine fixture also includes a self-locking nut 606, and the top of the screw 6 is provided with a first threaded segment 601, an axial ring 602, an optical axis segment 603 and a second threaded segment 604. The top of the first threaded segment 601 is integrally connected with the optical axis segment 603, and a threaded hole 401 is provided on the sliding block 4. The first threaded segment 601 is used to be threadedly connected to the threaded hole 401, the axial ring 602 is fixedly connected to the bottom of the optical axis segment 603, and the second threaded segment 604 is integrally connected with the top of the optical axis segment 603. The optical axis segment 603 is used to pass through the second through hole 304, and the self-locking nut 606 is used to be threadedly connected to the second threaded segment 604 to fix the screw to the vertical support. The structure is simple. By setting the peripheral ring and the self-locking nut 606, the screw 6 is fixedly connected to the vertical support, so as to ensure the stability of the workpiece clamping. The screw can be conveniently rotated by passing the optical axis segment 603 through the second through hole 304.

[0031] In a preferred embodiment, the drilling machine fixture further includes a prism, which is integrally connected to the end of the threaded section away from the optical axis section 603 . The prism is a hexagonal prism, which is convenient for combining with a tool to rotate the lead screw 6 .

[0032] In a preferred embodiment, the drilling machine fixture also includes a spring 605, which is used to be set on the outside of the optical axis section 603, and the spring 605 is used to be placed between the vertical support and the self-locking nut 606. The spring 605 is provided to facilitate the elastic fixation of the screw 6 and the vertical support.

[0033] In a preferred embodiment, the drilling machine fixture also includes multiple second bolts 501, multiple third through holes are provided on the sliding block 4, and multiple threaded blind holes 502 are provided on the pressing block 5. A second bolt 501 is used to pass through a third through hole and be threadedly connected to a threaded blind hole 502. The structure is simple and it is convenient to replace pressure ports of different shapes to adapt to different workpiece surfaces.

[0034] In a preferred embodiment, the drilling machine fixture also includes at least one auxiliary base 2, which is placed between the cross support and the operating table to increase the height of the L-shaped base 3. The base 3 can be simply increased by adding an auxiliary base 2 to increase the height of the base 3 according to the size of the workpiece to be clamped.

[0035] In a preferred embodiment, a cross support groove 302 is provided at the bottom of the cross support, a boss 202 is provided at the top of the attached base 2, and an attached base groove 203 is provided at the bottom of the attached base 2. The cross support groove 302 has the same structure as the attached base groove 203, and the boss 202 can be connected to the cross support groove 302. The structure is simple and stable stacking can be performed.

[0036] In a preferred embodiment, the attached base 2 is provided with a U-shaped groove 201, which is an open groove with one side open and has a simple structure. The attached base 2 can be stacked and placed without removing the nut 7 from the first bolt 1.

[0037] In a preferred embodiment, the drilling machine fixture also includes a washer 8, and a washer 8 groove is provided at the top of the first through hole 301. The washer 8 is used to be placed in the washer 8 groove. The nut 7 is a long nut 7 with a simple structure, which can make the long nut 7 and the first bolt 1 more stably fixed.

[0038] The present invention uses specific examples to illustrate the principle and implementation of the present invention. The above examples are only used to help understand the method and core idea of ​​the present invention. At the same time, for those skilled in the art, according to the idea of ​​the present invention, there will be changes in the specific implementation and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. A drilling machine fixture, characterized in that: include: An L-shaped base, the L-shaped base comprising a transverse support and a vertical support, the transverse support and the vertical support being integrally connected; a first through hole is provided on the transverse support; a second through hole is provided on a side of the top of the vertical support away from the transverse support; a first bolt, wherein a nut end of the first bolt is used to be placed in a T-shaped slot on the operating table, and a screw rod of the first bolt is used to pass through the first through hole; A nut, the nut being used to be threadedly connected to one end of the screw rod passing through the first through hole to fix the L-shaped base to the operating table; A lead screw, the top of which is rotatably connected to the second through hole; A sliding block, wherein the sliding block is slidably connected to the vertical support, and the sliding block is threadedly connected to the lead screw, and rotating the lead screw can drive the sliding block to slide along the lead screw; as well as A pressing block is detachably fixedly connected to the sliding block, and the sliding block drives the pressing block to move and can press the workpiece against the operating table.

2. The drilling machine fixture according to claim 1, characterized in that: A dovetail groove is arranged on one side of the vertical support close to the lead screw, and a dovetail block corresponding to the dovetail groove is arranged on the sliding block, and the dovetail block is used for being slidably connected in the dovetail groove.

3. The drilling machine fixture according to claim 1, characterized in that: It also includes a self-locking nut, and the top of the lead screw is provided with a first threaded segment, a shaft ring, an optical axis segment, and a second threaded segment, the top of the first threaded segment is integrally connected to the optical axis segment, a threaded hole is provided on the sliding block, the first threaded segment is used to be threadedly connected to the threaded hole, the shaft ring is fixedly connected to the bottom of the optical axis segment, the second threaded segment is integrally connected to the top of the optical axis segment, the optical axis segment is used to pass through the second through hole, and the self-locking nut is used to be threadedly connected to the second threaded segment to fix the lead screw to the vertical support.

4. The drilling machine fixture according to claim 3, characterized in that: It also includes a prism, which is integrally connected to an end of the threaded segment away from the optical axis segment.

5. The drilling machine fixture according to claim 4, characterized in that: It also includes a spring, which is used to be set on the outside of the optical axis segment, and the spring is used to be placed between the vertical support and the self-locking nut.

6. The drilling machine fixture according to claim 1, characterized in that: It also includes a plurality of second bolts. The sliding block is provided with a plurality of third through holes. The pressing block is provided with a plurality of threaded blind holes. One of the second bolts is used to pass through one of the third through holes and be threadedly connected with one of the threaded blind holes.

7. The drilling machine fixture according to claim 1, characterized in that: It also includes at least one additional base, which is used to be placed between the horizontal support and the operating table to increase the height of the L-shaped base.

8. The drilling machine fixture according to claim 7, characterized in that: A transverse support groove is provided at the bottom of the transverse support, a boss is provided at the top of the attached base, and an attached base groove is provided at the bottom of the attached base. The transverse support groove has the same structure as the attached base groove, and the boss can be clamped in the transverse support groove.

9. The drilling machine fixture according to claim 8, characterized in that: The attached base is provided with a U-shaped groove, and the U-shaped groove is an open groove with one side open.

10. The drilling machine fixture according to claim 1, characterized in that: It also includes a washer, a washer groove is provided at the top of the first through hole, the washer is used to be placed in the washer groove, and the nut is a long nut.

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