CN210677056U

CN210677056U - Drilling jig

Info

Publication number: CN210677056U
Application number: CN201921348998.9U
Authority: CN
Inventors: 解龙佳
Original assignee: Suzhou Lingdian Precision Tooling & Molding Co ltd
Current assignee: Suzhou Lingdian Precision Tooling & Molding Co ltd
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-06-05
Anticipated expiration: 2029-08-20

Abstract

The utility model belongs to the technical field of metal processing, especially, a drilling jig, including jig bottom plate, side shield, roof and set screw, the rectangular hole by a plurality of linear distribution is seted up to jig bottom plate up end, the linear direction of rectangular hole is the long limit direction of jig bottom plate, jig bottom plate up end fixedly connected with four side shields, wherein two side shield side threaded connection has the set screw, roof bottom surface fixedly connected with two side shields; the utility model discloses be equipped with four side shields and two roofs, formed the product standing groove between two side shields and the tool bottom plate, the roof has restricted the displacement of the vertical direction of product, during the use, only need will punch the product put into between two side shields push away to spacing post the place ahead can, two roofs are seted up good pilot hole in advance directly over the product this moment to accomplish the location process that punches of product fast.

Description

Drilling jig

Technical Field

The utility model belongs to the technical field of metal processing, concretely relates to drilling jig.

Background

The control of the position precision of the drilling hole, the mutual correct position control process of the drill bit and work piece in the drilling process in essence, the position precision of the hole is influenced by some uncertain factors such as marking, machine tool precision, clamping of work piece and drill bit, quality of sharpening of drill bit, adjustment of work piece position and cutting amount of machine tool, and in addition, certain processing skill and necessary guarantee measures are needed, so when the position precision requirement of the hole is higher, the serious out-of-tolerance phenomenon will be caused, therefore, when punching, people need various marking measurements to guide the hole, thereby prolonging the processing time of the product.

The conventional milling machine needs to drill a point hole by using a center and then drill a hole, and the efficiency is low because a machine tool guide rail needs to run back and forth twice during the machining process, so that the use time of punching a product is long.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a drilling jig has quick location and punches and the stable characteristics of drilling.

In order to achieve the above object, the utility model provides a following technical scheme: including tool bottom plate, side shield, roof and set screw, the rectangular hole that a plurality of distributes along its length direction is seted up to tool bottom plate up end, tool bottom plate up end fixedly connected with is four the side shield, two wherein side shield side threaded connection has set screw, roof bottom surface fixedly connected with is two the side shield, the roof up end has all been seted up and has been led just hole, the roof up end all rotates to be connected with set screw, two the side shield is located the both sides of roof, the spacing post of tool bottom plate one end fixedly connected with.

Preferably, the number of the top plates is two, one of the top plates is located at one end of the jig bottom plate, and the limiting column and the top plate are located at the same end.

Preferably, one end of the pilot hole, which is close to the upper end face of the top plate, is provided with a chamfer.

Preferably, the bottom surface of the jig bottom plate is provided with two blanking holes, and the two blanking holes are respectively positioned under the two guiding holes and are concentric with the guiding holes.

Preferably, the bottom surface of the top plate is provided with placing holes, the bottom of the positioning screw on the upper end surface of the top plate is fixedly connected with a fixing block, and the fixing block is located inside the placing holes.

Preferably, the bottom surface of the fixed block is fixedly connected with a rubber pad, and the bottom surface of the rubber pad is provided with patterns.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the novel punching positioning jig is provided with four side baffles and two top plates, a product placing groove is formed between the two side baffles and the jig bottom plate, the top plates limit the displacement of a product in the vertical direction, when the punching positioning jig is used, a punched product is only required to be placed between the two side baffles and pushed to the front of a limiting column, and at the moment, guide holes which are pre-arranged on the two top plates are positioned right above the product, so that the punching positioning process of the product is quickly completed;

2. this use is novel to be equipped with four set screws, and wherein two can make the product fix with the side shield laminating of opposite side through set screw and place the slip in the side shield side, and two set screws at top pass through the fixed block and increase the area of contact with the product upper surface, and the rubber pad is firmly fixed the product at tool bottom plate up end during the rotation to prevent when punching, the vibrations of direction about the product appears, thereby influence the quality of punching of product.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, 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 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic sectional view of the fixing block of the present invention;

in the figure: 1. a jig base plate; 11. a rectangular hole; 12. a limiting column; 13. a blanking hole; 2. a side dam; 3. a top plate; 31. a pilot hole; 32. placing holes; 311. chamfering; 4. a set screw; 41. a fixed block; 411. and (7) a rubber pad.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a drilling jig, including tool bottom plate 1, side shield 2, roof 3 and set screw 4, the rectangular hole 11 that a plurality of distributes along its length direction is seted up to 1 up end of tool bottom plate, four side shield 2 of 1 up end fixedly connected with of tool bottom plate, wherein 2 side threaded connection of two side shield have set screw 4, two side shield 2 of 3 bottom surfaces fixedly connected with of roof, 3 up end of roof all have been seted up and have been led

positive hole

31, 3 up end of roof all rotate and be connected with set screw 4, two side shield 2 are located the both sides of

roof

3, 1 one end fixedly connected with of tool bottom plate spacing post 12.

In this embodiment: the jig comprises a jig base plate 1, side baffles 2, a top plate 3 and positioning screws 4, wherein a plurality of rectangular holes 11 distributed along the length direction are formed in the upper end face of the jig base plate 1, on one hand, the rectangular holes 11 can reduce the material usage of the jig base plate 1, thereby reducing the manufacturing cost under the condition of ensuring certain strength, and in the machining process, a plurality of greasy dirt cutting fluids are easy to appear, so that the rectangular holes 11 can reduce the dust greasy dirt retention area on the surface of the jig base plate 1 and are convenient to clean and maintain, the linear direction of the rectangular holes 11 is the long side direction of the jig base plate 1, the cleaning speed can be improved and the weight of a product can be reduced in a full-coverage mode, the four side baffles 2 are fixedly connected to the upper end face of the jig base plate 1, a channel for placing the product is formed between every two side baffles 2, the channel has a limiting effect, and the side baffles 2 have, the height is greater than the thickness of the product, because if the height is equal to the thickness of the product, the situation of taking out and inserting the product is hard can be caused, wherein the side surfaces of the two side baffles 2 are in threaded connection with the positioning screws 4, a certain gap is formed, the product can be attached to the side baffle 2 at the other side through the positioning screws 4, the stability of the product is improved, the situation of left-right swinging during punching is prevented, so that hole deviation is caused, the two side baffles 2 are fixedly connected to the bottom surface of the top plate 3, the top plate 3 can effectively limit the product to vibrate in the vertical direction during punching, the upper end surface of the top plate 3 is provided with the pilot hole 31, the pilot hole 31 can effectively perform punching positioning on the product and perform punching on the basis of positioning, the speed and the quality of punching are improved, the upper end surface of the top plate 3 is rotatably connected with the positioning screws 4, the tool bottom plate 1 one end fixedly connected with spacing post 12, spacing post 12 can make operating personnel when fixing a position, need not compare, only need directly withstand spacing post 12 and can accomplish.

Specifically, the number of the top plates 3 is two, one of the top plates 3 is located at one end of the jig bottom plate 1, and the limiting column 12 and the top plate 3 are located at the same end; because the product punches and needs both ends to punch, consequently two roof 3 can two effective realization hole location.

Specifically, one end of the pilot hole 31 close to the upper end face of the top plate 3 is provided with a chamfer 311; the chamfer 311 facilitates alignment during tapping prior to tapping and prevents bulging of the orifice due to tapping extrusion.

Specifically, two blanking holes 13 are formed in the bottom surface of the jig base plate 1, and the two blanking holes 13 are respectively positioned under and concentric with the two pilot holes 31; some scraps may be generated during punching, and the scraps fall into the bottom through the blanking hole 13 below, so that metal scraps are prevented from staying at the bottom, and the direct rotation friction between the scraps and the hole wall during punching is caused to cause scratch abrasion of the hole wall.

Specifically, placing holes 32 are formed in the bottom surface of the top plate 3, fixing blocks 41 are fixedly connected to the bottoms of the positioning screws 4 on the upper end surface of the top plate 3, and the fixing blocks 41 are located inside the placing holes 32; place hole 32 unanimous with the 41 shapes of fixed block, fixed block 41 is located places hole 32 before the use, and the back is put into to the product, thereby rotates set screw 4 and makes fixed block 41 press at the product up end, makes the product laminate mutually with tool bottom plate 1 up end to prevent that the product from taking place rocking of vertical direction.

Specifically, the bottom surface of the fixed block 41 is fixedly connected with a rubber pad 411, and the bottom surface of the rubber pad 411 is provided with patterns; the rubber pad 411 can prevent the scraping condition from occurring with the product surface during the extrusion, and the friction force of the fixed block 41 and the product can be increased by the patterns.

The utility model discloses a theory of operation and use flow: when the tool is used, a product is placed on the upper end face of the tool bottom plate 1, then the product is pushed into a gap between the two side baffles 2 and is pushed to the front of the limiting column 12 and is contacted with the limiting column 12, at the moment, the two positioning screws 4 on the side faces of the side baffles 2 are rotated, the positioning screws 4 are rotated on the side faces of the product to push the product to be attached to the side baffle 2 on the other side, so that the horizontal displacement of the product is limited, at the moment, the two positioning screws 4 on the top plate 3 are controlled to rotate along with the positioning screws 4 to drive the fixing block 41 to descend from the placing hole 32 on the bottom face of the top plate 3, the rubber pad 411 is contacted with the upper end face of the product, so that the product is firmly pressed on the upper end face of the tool bottom plate 1, then a drill bit enters through the guide hole 31 to punch the product at the bottom of the guide hole 31, fragments generated by punching fall into, and taking out the finished product and putting the product with the punched holes into the container.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. The utility model provides a drilling jig, includes tool bottom plate (1), side shield (2), roof (3) and set screw (4), its characterized in that: rectangular hole (11) that a plurality of distributes along its length direction are seted up to tool bottom plate (1) up end, tool bottom plate (1) up end fixedly connected with is four side shield (2) are located two of one side shield (2) side threaded connection has set screw (4), roof (3) bottom surface fixedly connected with is two side shield (2), roof (3) up end has all been seted up and has been led positive hole (31), roof (3) up end all rotates and is connected with set screw (4), two side shield (2) are located the both sides of roof (3), tool bottom plate (1) one end fixedly connected with spacing post (12).

2. The drilling jig of claim 1, wherein: the number of the top plates (3) is two, one of the top plates (3) is located at one end of the jig bottom plate (1), and the limiting columns (12) and the top plates (3) are located at the same end.

3. The drilling jig of claim 1, wherein: one end of the pilot hole (31) close to the upper end face of the top plate (3) is provided with a chamfer (311).

4. The drilling jig of claim 1, wherein: two blanking holes (13) are formed in the bottom surface of the jig bottom plate (1), and the two blanking holes (13) are respectively located under the two guide holes (31) and are concentric with the guide holes.

5. The drilling jig of claim 1, wherein: placing holes (32) are formed in the bottom surface of the top plate (3), fixing blocks (41) are fixedly connected to the bottoms of the positioning screws (4) on the upper end surface of the top plate (3), and the fixing blocks (41) are located in the placing holes (32).

6. The drilling jig of claim 5, wherein: the bottom surface of the fixed block (41) is fixedly connected with a rubber pad (411), and the bottom surface of the rubber pad (411) is provided with patterns.