CN111360298A

CN111360298A - Drilling clamp

Info

Publication number: CN111360298A
Application number: CN201811604001.1A
Authority: CN
Inventors: 林燕平; 黄玉敏; 鲍增金; 楼俏军
Original assignee: Zhejiang Zoje Sewing Machine Co Ltd
Current assignee: Zhejiang Zoje Sewing Machine Co Ltd
Priority date: 2018-12-26
Filing date: 2018-12-26
Publication date: 2020-07-03

Abstract

The invention provides a drilling jig, comprising: the bottom plate is used for supporting a workpiece to be processed; the adjusting assembly is mounted on the bottom plate and provided with a first drill sleeve for the drill bit to pass through, and the first drill sleeve is adjustably arranged relative to the bottom plate in position so as to adjust the position of the workpiece to be drilled through adjusting the position of the first drill sleeve. This boring grab has solved among the prior art and has expanded case and wrong case and make boring grab can't reach the regulation drilling position and cause the scrapped problem of blank in batches because of the blank.

Description

Drilling clamp

Technical Field

The invention relates to the field of machining, in particular to a drilling clamp.

Background

When the existing drilling fixture is used for processing the threaded hole in the sand casting blank, if the sand casting blank has the problems of expansion and shrinkage box and wrong box, the threaded hole is not in the center of the blank lug, and the threaded hole can be directly caused to exceed the lug and be damaged in serious conditions, so that the product cannot be normally processed, and the blank is scrapped in batches.

Disclosure of Invention

The invention mainly aims to provide a drilling clamp to solve the problem that blanks are easily scrapped in batches by the drilling clamp in the prior art.

In order to achieve the above object, the present invention provides a drilling jig comprising: the bottom plate is used for supporting a workpiece to be processed; the adjusting assembly is mounted on the bottom plate and provided with a first drill sleeve for the drill bit to pass through, and the first drill sleeve is adjustably arranged relative to the bottom plate in position so as to adjust the position of the workpiece to be drilled through adjusting the position of the first drill sleeve.

Further, the adjustment assembly further comprises: the adjusting plate is adjustably mounted on the base plate, and the first drill sleeve is arranged on the adjusting plate so as to adjust the position of the first drill sleeve through the adjusting plate.

Further, the adjustment assembly further comprises: the first fastener penetrates through the adjusting plate and the bottom plate so as to install the adjusting plate on the bottom plate.

Furthermore, the adjusting plate is provided with an adjusting hole for the first fastening piece to pass through, and the adjusting hole is a strip-shaped hole so as to adjust the position of the adjusting plate through the matching between the first fastening piece and the adjusting hole.

Furthermore, the first fasteners and the adjusting holes are multiple, and the first fasteners and the adjusting holes are arranged in a one-to-one correspondence mode.

Further, a plurality of mounting holes are formed in the base plate, and the first fastening members are selectively mounted in the corresponding mounting holes to adjust the position of the adjustment plate.

Furthermore, the adjusting plate comprises a main plate body and a positioning block arranged on the main plate body, the adjusting plate is inserted on the bottom plate through the positioning block, and the first drill bushing is arranged on the main plate body and the positioning block in a penetrating mode.

Furthermore, an adjusting scale is arranged on the adjusting plate, and a plurality of scale marks of the adjusting scale are distributed along the moving direction of the adjusting plate so as to observe the moving distance of the adjusting plate through the adjusting scale.

Furthermore, a plurality of second drill bushings are arranged on the bottom plate, and the second drill bushings and the first drill bushings are arranged at intervals.

Further, the adjusting assembly is a plurality of, and a plurality of adjusting assemblies are installed on the bottom plate at interval.

Further, be provided with the limiting plate on the bottom plate, wear to be equipped with the retaining member on the limiting plate, retaining member and limiting plate threaded connection to make the one end and the work piece butt of retaining member through rotating the retaining member.

Further, the boring jig further includes: the positioning rod is used for penetrating through the workpiece; the clamping block is arranged on the bottom plate and provided with a clamping groove for clamping the positioning rod.

The drilling clamp comprises a bottom plate and an adjusting assembly, wherein the bottom plate is used for supporting a workpiece to be machined, the adjusting assembly is installed on the bottom plate, the adjusting assembly is provided with a first drill bushing for a drill bit to penetrate through, and the position of the first drill bushing is adjustably arranged relative to the bottom plate. Like this, when the sand mould blank has the problem of harmomegathus case and wrong case to take place, alright in order to wait the drilling position through the position of adjusting first drill bushing in order to adjust the blank, and then make the screw hole at the positive center of blank lug, and then avoid causing the condition emergence of lug damage, the unable normal processing of product, prevent to cause blank to scrap scheduling problem in batches to drilling anchor clamps among the prior art have been solved and have caused blank to scrap in batches problem.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 shows a schematic structural view of an embodiment of a drill jig according to the present invention;

FIG. 2 shows an exploded view of one perspective of the drill clamp of FIG. 1;

FIG. 3 shows an exploded view of the drill jig of FIG. 1 from another perspective;

FIG. 4 is a schematic diagram illustrating one perspective of an adjustment assembly of the drill chuck of FIG. 1;

fig. 5 shows a schematic view of another perspective of the adjustment assembly of the drill chuck of fig. 1.

Wherein the figures include the following reference numerals:

10. a base plate; 20. an adjustment assembly; 21. a first drill bushing; 22. an adjusting plate; 221. an adjustment hole; 222. a main board body; 223. positioning blocks; 23. a first fastener; 24. adjusting scales; 30. a workpiece; 40. a second drill bushing; 50. a limiting plate; 60. a locking member; 70. positioning a rod; 80. and a clamping block.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The present invention provides a drilling jig, please refer to fig. 1 to 5, including: a base plate 10 for supporting a workpiece 30 to be processed; an adjusting assembly 20, the adjusting assembly 20 is installed on the base plate 10, the adjusting assembly 20 is provided with a first drill sleeve 21 for allowing a drill bit to pass through, and the position of the first drill sleeve 21 is adjustably arranged relative to the base plate 10 so as to adjust the position of a workpiece to be drilled through adjusting the position of the first drill sleeve 21.

The drilling jig comprises a base plate 10 and an adjusting assembly 20, wherein the base plate 10 is used for supporting a workpiece 30 to be machined, the adjusting assembly 20 is installed on the base plate 10, the adjusting assembly 20 is provided with a first drill sleeve 21 for a drill to pass through, and the position of the first drill sleeve 21 is adjustably arranged relative to the base plate 10. Like this, when the sand mould blank has the problem of harmomegathus case and wrong case to take place, alright in order to wait the drilling position through the position of adjusting first drill bushing 21 with the regulation blank, and then make the screw hole at the positive center of blank lug, and then avoid causing the condition emergence of lug damage, the unable normal processing of product, prevent to cause blank to scrap scheduling problem in batches to drilling jig among the prior art has been solved and has caused blank to scrap in batches easily.

In the present embodiment, the specific structure of the adjusting assembly 20 is, as shown in fig. 1 to 5, that the adjusting assembly 20 further includes: an adjusting plate 22, the adjusting plate 22 being position-adjustably mounted on the base plate 10, the first drill bushing 21 being provided on the adjusting plate 22 to adjust the position of the first drill bushing 21 by the adjusting plate 22. Thus, the position of the first drill bushing 21 can be adjusted relatively conveniently by moving the adjustment plate 22.

In order to achieve the installation between the adjusting plate 22 and the base plate 10, as shown in fig. 1 to 3, the adjusting assembly 20 further includes: and a first fastening member 23, the first fastening member 23 being inserted through the adjusting plate 22 and the base plate 10 to mount the adjusting plate 22 on the base plate 10. Preferably, the first fastening member 23 is a fastening bolt.

In one embodiment of the present invention, as shown in fig. 4 and 5, the adjusting plate 22 is provided with an adjusting hole 221 for the first fastening member 23 to pass through, and the adjusting hole 221 is a strip-shaped hole to adjust the position of the adjusting plate 22 by the cooperation between the first fastening member 23 and the adjusting hole 221. Thus, after the first fastening member 23 passes through the adjusting hole 221, the adjusting plate 22 is moved to move the adjusting plate 22 along the extending direction of the adjusting hole 221, and after the position of the adjusting plate 22 is adjusted, the first fastening member 23 is tightened, so that the adjusting plate 22 can be fixed.

Preferably, the first fastening member 23 and the adjustment hole 221 are each provided in plurality, and the plurality of first fastening members 23 and the adjustment holes 221 are provided in one-to-one correspondence. In this way, the fixing effect on the adjustment plate 22 can be ensured. Preferably, the plurality of adjustment holes 221 extend in the same direction.

In another embodiment of the present invention, the base plate 10 is provided with a plurality of mounting holes, and the first fastening members 23 are selectively mounted in the corresponding mounting holes to adjust the position of the adjustment plate 22. Thus, the position of the adjustment plate 22 can be adjusted by adjusting the mounting hole through which the first fastening member 23 passes.

In order to realize the positioning of the adjusting plate 22, as shown in fig. 4 and 5, the adjusting plate 22 includes a main plate body 222 and a positioning block 223 disposed on the main plate body 222, the adjusting plate 22 is inserted on the base plate 10 through the positioning block 223, and the first drill bushing 21 is inserted on the main plate body 222 and the positioning block 223.

In order to facilitate checking of the distance moved by the adjusting plate 22, as shown in fig. 4, the adjusting plate 22 is provided with an adjusting scale 24, and a plurality of scale lines of the adjusting scale 24 are distributed along the extending direction of the adjusting hole 221 so as to observe the moving distance of the adjusting plate 22 through the adjusting scale 24.

Preferably, an indication line is provided on the base plate 10, and the indication line is matched with the adjustment scale 24 to determine the distance moved by the adjustment plate 22 through the scale line of the adjustment scale 24 indicated by the indication line.

In one embodiment of the present invention, a plurality of second drill bushings 40 are disposed on the base plate 10, and the plurality of second drill bushings 40 are spaced apart from the first drill bushing 21. Drilling a plurality of bores in the workpiece 30 may be facilitated by providing a plurality of second drill bushings 40 on the base plate 10.

In another embodiment of the present invention, the adjusting assembly 20 is provided in plurality, and a plurality of adjusting assemblies 20 are mounted on the base plate 10 at intervals.

In order to lock the workpiece 30, as shown in fig. 1 to 3, a limiting plate 50 is disposed on the base plate 10, a locking member 60 is inserted into the limiting plate 50, and the locking member 60 is in threaded connection with the limiting plate 50, so that one end of the locking member 60 abuts against the workpiece 30 by rotating the locking member 60.

Preferably, the locking member 60 is provided in plurality, and a plurality of the locking members 60 are provided at intervals. Preferably, the locker 60 is provided with a twisting lever.

In order to secure the positioning effect on the workpiece 30, as shown in fig. 1 and 2, the drilling jig further includes: the positioning rod 70, the positioning rod 70 is used for passing through the workpiece 30; the clamping block 80, the clamping block 80 is arranged on the bottom plate 10, and the clamping block 80 is provided with a clamping groove for clamping the positioning rod 70.

The invention belongs to the machining technology and relates to a hole position adjustable drilling clamp. When a threaded hole in a sand casting blank is machined by a common drilling fixture, if the sand casting blank has the problems of expansion and shrinkage boxes and wrong boxes, the threaded hole is not in the center of a blank lug, the lug is damaged directly in serious conditions, products cannot be machined normally, and the blank is scrapped in batches.

The invention adopts the adjustable drilling fixture, can automatically adjust the drilling position to achieve the effect of drilling the center of the blank when the expansion and contraction box and the box dislocation problem occur to the blank cast by the sand mould, has low requirement on the precision of the blank, reduces the processing rejection rate and is convenient to adjust.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A drill jig, comprising:

a base plate (10) for supporting a workpiece (30) to be machined;

an adjustment assembly (20), the adjustment assembly (20) being mounted on the base plate (10), the adjustment assembly (20) having a first drill bushing (21) for passing a drill bit therethrough, the first drill bushing (21) being adjustably positionable relative to the base plate (10) to adjust a position of the workpiece to be drilled by adjusting a position of the first drill bushing (21).

2. The drill jig of claim 1, wherein the adjustment assembly (20) further comprises:

an adjusting plate (22), the adjusting plate (22) being position-adjustably mounted on the base plate (10), the first drill bushing (21) being provided on the adjusting plate (22) to adjust the position of the first drill bushing (21) by the adjusting plate (22).

3. The drill jig of claim 2, wherein the adjustment assembly (20) further comprises:

a first fastener (23), the first fastener (23) is arranged on the adjusting plate (22) and the bottom plate (10) in a penetrating way, so that the adjusting plate (22) is installed on the bottom plate (10).

4. The drilling jig as claimed in claim 3, wherein the adjustment plate (22) is provided with an adjustment hole (221) for the first fastening member (23) to pass through, and the adjustment hole (221) is a strip-shaped hole to adjust the position of the adjustment plate (22) by the cooperation between the first fastening member (23) and the adjustment hole (221).

5. The drilling jig as claimed in claim 4, wherein the first fastening member (23) and the adjustment hole (221) are each plural, and the plural first fastening members (23) and the adjustment holes (221) are provided in one-to-one correspondence.

6. A drill jig according to claim 3 wherein the base plate (10) is provided with a plurality of mounting holes and the first fasteners (23) are selectively mountable in respective ones of the mounting holes to adjust the position of the adjustment plate (22).

7. The drilling jig as claimed in claim 2, wherein the adjusting plate (22) comprises a main plate body (222) and a positioning block (223) arranged on the main plate body (222), the adjusting plate (22) is inserted on the bottom plate (10) through the positioning block (223), and the first drill bushing (21) is arranged on the main plate body (222) and the positioning block (223) in a penetrating manner.

8. The drill jig according to any one of claims 2 to 7, wherein the adjustment plate (22) is provided with an adjustment scale (24), and a plurality of scale lines of the adjustment scale (24) are distributed along a moving direction of the adjustment plate (22) to observe a moving distance of the adjustment plate (22) through the adjustment scale (24).

9. Drilling clamp according to any one of claims 1 to 7, characterized in that a plurality of second drill bushings (40) are provided on the base plate (10), a plurality of second drill bushings (40) each being arranged at a distance from the first drill bushing (21).

10. The drilling jig according to any one of claims 1 to 7, characterized in that the adjusting assembly (20) is plural, and the plural adjusting assemblies (20) are mounted on the base plate (10) at intervals.

11. The drilling jig as claimed in claim 1, wherein a limiting plate (50) is arranged on the bottom plate (10), a locking member (60) is arranged on the limiting plate (50) in a penetrating manner, the locking member (60) is in threaded connection with the limiting plate (50), so that one end of the locking member (60) is abutted against the workpiece (30) by rotating the locking member (60).

12. The drilling jig of claim 1, further comprising:

the positioning rod (70), the said positioning rod (70) is used for passing through and setting up on the said work piece (30);

the clamping block (80), the clamping block (80) sets up on bottom plate (10), clamping block (80) have be used for the chucking groove of locating lever (70).