CN110682138A

CN110682138A - Positioning jig for drilling machine

Info

Publication number: CN110682138A
Application number: CN201911098359.6A
Authority: CN
Inventors: 俞嘉陈
Original assignee: Zhejiang College of Construction
Current assignee: Zhejiang College of Construction
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-01-14

Abstract

The invention relates to the technical field of clamps for machining, in particular to a positioning jig for a drilling machine. The invention has the beneficial effects that: rotate through the worm, make the worm wheel drive location V-arrangement piece and rotate, and then make the angle of the direction of height of location V-arrangement piece length direction and riser adjust, thereby make the angle of drilling adjust, only need to rotate the worm in addition and can adjust, make the operation get up more convenient, production efficiency can promote, it passes through the screw connection on the riser to set up the location V-arrangement piece simultaneously, and set up the arc and lead to the groove on the riser, make the connection that the location V-arrangement piece can be comparatively stable on the riser, can not interfere the angular adjustment of location V-arrangement piece simultaneously.

Description

Positioning jig for drilling machine

Technical Field

The invention relates to the technical field of clamps for machining, in particular to a positioning jig for a drilling machine.

Background

In machining, often can carry out drilling operation to the work piece, the drilling mode has straight hole, inclined hole etc. when boring the inclined hole, need make work piece and drill bit become certain angle, and then make the hole that drills out have an angle relative to certain reference surface (or line) of work piece, when present inclined hole drilling, mainly through placing work piece (cylinder) in the recess that the longitudinal section one-tenth V-arrangement of V-arrangement iron (this application is called location V-arrangement piece) becomes the V-arrangement, make the work piece automatic centering, and become certain angle with V-arrangement iron and drill bit, make work piece and drill bit have certain angle, but V-arrangement iron generally is through screw connection on equipment, when making the inclined hole angle change, need make anchor clamps again, just so lead to the cost rise, and be unfavorable for production efficiency to promote.

Disclosure of Invention

The invention aims to overcome the problems in the prior art and provides a positioning jig for a drilling machine, which can realize the purpose of conveniently adjusting and positioning the angle of a V-shaped block.

In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:

the utility model provides a positioning jig for drilling machine, includes the bottom plate, bottom plate one end is equipped with the riser, pierce through perpendicularly on the riser and rotate and be connected with the pivot, the pivot has location V-arrangement piece towards the inboard one end rigid coupling of bottom plate, location V-arrangement piece middle part position and pivot rigid coupling, the worm wheel has been cup jointed to the pivot other end, rotate on the riser and be connected with the worm with worm wheel meshing, the bottom plate other end is equipped with the cylinder mounting panel, the cylinder mounting panel is improved level and is equipped with a cylinder, the cylinder pole cunning of cylinder is joined in marriage and is pierced through the cylinder mounting panel and wear out one end and be equipped with the.

Furthermore, the positioning V-shaped block is connected to the vertical plate through a screw, and an arc-shaped through groove for the screw to freely pass through is formed in the corresponding vertical plate.

Furthermore, two bearing seats are arranged on the vertical plate, and two ends of the worm are respectively inserted on the two bearing seats.

Further, the briquetting is equipped with the connector towards cylinder one end, the connector rotates to be connected on the briquetting, the cylinder pole and the connector coaxial coupling of cylinder, the briquetting is equipped with and fixes a position V-arrangement piece assorted V-arrangement groove towards location V-arrangement piece one side.

Furthermore, be equipped with first ear piece on the V-arrangement piece of location, the level rigid coupling has the gag lever post on the first ear piece, be equipped with the second ear piece on the briquetting, the gag lever post cunning is joined in marriage and is penetrated the second ear piece.

Furthermore, the bottom surface of the positioning V-shaped block is provided with a protruding part, an adjusting screw penetrates through the protruding part in a vertical thread mode, and the screw rod of the adjusting screw penetrates into the groove of the positioning V-shaped block.

The invention has the beneficial effects that: the worm rotates to enable the worm wheel to drive the positioning V-shaped block to rotate, and further enable the angle between the length direction of the positioning V-shaped block and the height direction of the vertical plate to be adjusted, so that the angle of a drilled hole is adjusted, in addition, the adjustment can be carried out only by rotating the worm, the operation is more convenient, the production efficiency is improved, meanwhile, the positioning V-shaped block is arranged to be connected onto the vertical plate through screws, an arc-shaped through groove is arranged on the vertical plate, the positioning V-shaped block can be stably connected onto the vertical plate, meanwhile, the angle adjustment of the positioning V-shaped block cannot be interfered, an air cylinder and a pressing block are arranged, the pressing block is pushed by the air cylinder to move, can be matched with the positioning V-shaped block to fix a workpiece, a convex part and an adjusting screw are arranged on the positioning V-shaped block, the workpiece is driven to vertically move through screwing of, thereby adapt to some dysmorphism pieces and process, improve the practicality of this application, still set up gag lever post, connector in addition, through the setting of connector for the V-arrangement groove on the briquetting can rotate, makes the V-arrangement groove can deal with the rotation of location V-arrangement piece, firmly compresses tightly the work piece, and the setting of gag lever post, makes location V-arrangement piece when rotating, and the briquetting can rotate in step, need not workman manually operation, reduces workman's intensity of labour, raises the efficiency.

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 introduced below, and it is obvious that the drawings in the following description 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 the drawings without creative efforts.

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

FIG. 2 is a schematic side view of the three-dimensional structure of FIG. 1;

FIG. 3 is a top view of the present invention;

the reference numerals are explained below:

the device comprises a base plate 1, a vertical plate 2, a rotating shaft 3, a positioning V-shaped block 4, a worm wheel 5, a worm 6, a cylinder mounting plate 7, a cylinder 8, a pressing block 9, an arc-shaped through groove 10, a bearing seat 11, a connector 12, a V-shaped groove 13, a first lug block 14, a limiting rod 15, a second lug block 16, a protruding part 17 and an adjusting screw 18.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-3, a positioning jig for drilling machine includes a

bottom plate

1, 1 one end of the bottom plate is provided with a vertical plate 2, the vertical plate 2 is vertically penetrated and rotatably connected with a rotating shaft 3, the rotating shaft 3 is fixedly connected with a positioning V-shaped block 4 towards one end of the inner side of the bottom plate 1, the middle position of the positioning V-shaped block 4 is fixedly connected with the rotating shaft 3, the other end of the rotating shaft 3 is sleeved with a worm wheel 5, the vertical plate 2 is rotatably connected with a worm 6 meshed with the worm wheel 5, the other end of the bottom plate 1 is provided with a cylinder mounting plate 7, the cylinder mounting plate 7 is horizontally provided with a cylinder 8, a cylinder rod of the cylinder 8 is slidably fitted through the cylinder mounting plate 7 and penetrates out one end to be provided.

The positioning V-shaped block 4 is connected to the vertical plate 2 through a screw, and an arc-shaped through groove 10 for the screw to freely pass through is formed in the corresponding vertical plate 2.

Two bearing seats 11 are arranged on the vertical plate 2, two ends of the worm 6 are respectively inserted into the two bearing seats 11, and the worm 6 is rotatably connected to the vertical plate 2 through the arrangement of the bearing seats 11.

Briquetting 9 is equipped with connector 12 towards cylinder 8 one end, connector 12 rotates to be connected on briquetting 9, cylinder 8's cylinder pole and connector 12 coaxial coupling, briquetting 9 orientation location V-arrangement piece 4 one side is equipped with and fixes a position 4 assorted V-arrangement grooves 13 of V-arrangement piece.

The positioning V-shaped block 4 is provided with a first ear block 14, the first ear block 14 is horizontally and fixedly connected with a limiting rod 15, the pressing block 9 is provided with a second ear block 16, and the limiting rod 15 penetrates through the second ear block 16 in a sliding fit manner.

The bottom surface of the positioning V-shaped block 4 is provided with a convex part 17, an adjusting screw 18 is vertically threaded on the convex part 17, and the screw rod part of the adjusting screw 18 penetrates into the groove of the positioning V-shaped block 4.

When the invention is used: the workpiece (cylinder) is placed in a groove of the positioning V-shaped block, an air cylinder is started, the air cylinder acts to drive a pressing block to move towards the workpiece, a V-shaped groove on the pressing block is tightly abutted against the peripheral surface of the workpiece, the workpiece is abutted against the inner wall of the groove of the positioning V-shaped block and the inner wall of the V-shaped groove on the pressing block, meanwhile, an adjusting screw is arranged at the lower end of the workpiece for abutting against, the workpiece is in a limiting state, then a drill bit on external drilling equipment starts to drill the workpiece, when the angle of drilling is adjusted (the angle is an acute angle in an included angle between the length direction of the positioning V-shaped block and the height direction of a vertical plate), a worm is manually rotated to drive a worm wheel to rotate, the positioning V-shaped block rotates around a rotating shaft, when the positioning V-shaped block rotates, the pressing block synchronously rotates under the action of a limiting rod, when the, the adjustment process is completed.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention 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 invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A positioning jig for a drilling machine is characterized by comprising a bottom plate (1), wherein one end of the bottom plate (1) is provided with a vertical plate (2), the vertical plate (2) is vertically penetrated and rotatably connected with a rotating shaft (3), one end of the rotating shaft (3) facing the inner side of the bottom plate (1) is fixedly connected with a positioning V-shaped block (4), the middle part of the positioning V-shaped block (4) is fixedly connected with the rotating shaft (3), the other end of the rotating shaft (3) is sleeved with a worm wheel (5), a worm (6) meshed with the worm wheel (5) is rotatably connected on the vertical plate (2), the other end of the bottom plate (1) is provided with an air cylinder mounting plate (7), an air cylinder (8) is horizontally arranged on the air cylinder mounting plate (7), the cylinder rod of the cylinder (8) is slidably matched to penetrate through the cylinder mounting plate (7) and a pressing block (9) is arranged at one end of the cylinder rod, and the pressing block (9) is matched with the positioning V-shaped block (4).

2. The positioning jig for the drilling machine according to claim 1, wherein the positioning V-shaped block (4) is connected to the vertical plate (2) through a screw, and an arc-shaped through groove (10) for allowing the screw to freely pass through is formed in the corresponding vertical plate (2).

3. The positioning jig for the drilling machine as claimed in claim 1, wherein the vertical plate (2) is provided with two bearing seats (11), and two ends of the worm (6) are respectively inserted into the two bearing seats (11).

4. The positioning jig for the drilling machine is characterized in that one end, facing the air cylinder (8), of the pressing block (9) is provided with a connector (12), the connector (12) is rotatably connected to the pressing block (9), an air cylinder rod of the air cylinder (8) is coaxially connected with the connector (12), and one surface, facing the positioning V-shaped block (4), of the pressing block (9) is provided with a V-shaped groove (13) matched with the positioning V-shaped block (4).

5. The positioning jig for the drilling machine according to claim 4, characterized in that a first lug block (14) is arranged on the positioning V-shaped block (4), a limiting rod (15) is horizontally and fixedly connected to the first lug block (14), a second lug block (16) is arranged on the pressing block (9), and the limiting rod (15) penetrates through the second lug block (16) in a sliding fit manner.

6. The positioning jig for the drilling machine is characterized in that a protruding part (17) is arranged on the bottom surface of the positioning V-shaped block (4), an adjusting screw (18) is vertically threaded on the protruding part (17), and the screw rod part of the adjusting screw (18) penetrates into a groove of the positioning V-shaped block (4).