CN205147400U

CN205147400U - A drill jig for processing support hole

Info

Publication number: CN205147400U
Application number: CN201520926150.5U
Authority: CN
Inventors: 许大华; 许双双
Original assignee: Xuzhou College of Industrial Technology
Current assignee: Xuzhou College of Industrial Technology
Priority date: 2015-11-19
Filing date: 2015-11-19
Publication date: 2016-04-13
Anticipated expiration: 2025-11-19

Abstract

The utility model discloses a drill jig for processing support hole belongs to the machinery processing technology field, personally experience sth. Part of the body (2), selling I (3), bushing plate (4), drill bushing (5), bush (6), riser (9), round pin II (10), compress tightly pole (13) and hold -down head (14) including anchor clamps, the anchor clamps body (2) cross -section is the L type, round pin I (3) and round pin II (10) establish on the vertical panel of the anchor clamps bodies (2) and cooperate with locating hole I (1 -1) and locating hole II (1 -2) respectively, bushing plate (4) are fixed on the anchor clamps body (2) vertical panel, are equipped with drill bushing (5) on it, bush (6) cover is on drill bushing (5) excircle, establish perpendicularly on the horizontal plate of the anchor clamps bodies (2) riser (9), it establishes on riser (9) to compress tightly pole (13), it is equipped with hold -down head (14) to compress tightly the one end that pole (13) compressed tightly the work piece. These anchor clamps can be to work piece positioned exactly to it is tight that the adoption compresses tightly the bar cramp, and simple structure is reliable, and the renewal part is convenient, and machining efficiency is high.

Description

For processing the drill jig of bearing hole

Technical field

The utility model relates to a kind of drill jig, particularly relating to a kind of drill jig for processing bearing hole, belonging to Machining Technology field.

Background technology

Part is as shown in Figure 1 a kind of bearing, in a device in order to the weight of supporting container or equipment, and make it be fixed on certain position, the material of part is casting pig, belong to fragile material, therefore do not make forming parts by forging or punching press, due to the casting character of casting pig and machinability good, can first mo(u)lded piece blank, then machining obtains part.Drilling machine refers to the lathe mainly using drill bit machining hole on workpiece, and usual bit is main motion, and drill bit moves axially as feed motion, can holes drilled through, blind hole, changes special tool, can expand, spot-facing, reams or carries out the processing such as tapping.Therefore, the through hole 1-3 drilling machine on the bearing shown in Fig. 1 is processed.Drilling machine boring needs to position workpiece with fixture and clamp, and due to the out-of-shape of part, therefore workpiece is difficult to fix, and therefore needs the special fixture being designed for this part of processing.

Summary of the invention

In order to solve the problem, the utility model provides a kind of drill jig for processing bearing hole, this fixture with the Position with One Plane and Two Holes of bearing for positioning datum, the location completely to bearing can be realized, adopt compressor arm clamping, simple and reliable for structure, renewal part is convenient, and working (machining) efficiency is high.This clamp structure is simple, is convenient to install.

In order to achieve the above object, the utility model is by the following technical solutions: a kind of drill jig for processing bearing hole, comprise clamp body, pin I, bushing plate, drill bushing, lining, riser, pin II, compressor arm and hold-down head, the L-square of described clamp body to be cross section be L-type, the two ends, level board left and right of clamp body are respectively provided with a U-shaped mounting ear seat; Described pin I and pin II is located on the frontal plane of the vertical panel of clamp body, the axes normal of pin I and pin II is in the frontal plane of clamp body vertical panel, pin I and pin II matches with locating hole I and locating hole II respectively, and the distance of selling between I and pin II two axial lines is equal with the distance between locating hole I and locating hole II two axial lines; Described bushing plate is by pin III and screw location and be fixed in the upper plane of clamp body vertical panel, and the drill bushing that axis is vertical with clamp body level board is housed in the through hole of bushing plate; Described lining is enclosed within the cylindrical that drill bushing coordinates with bushing plate; Described riser is vertically located on the level board of clamp body, and riser is positioned at the front end of workpiece; Described compressor arm is threaded connection level and is located on riser, and the axis of compressor arm and the axis of pin II are on the same line; One end of compressor arm workpiece pressing is provided with described hold-down head, and the other end is provided with handwheel;

Further, described clamp body vertical panel frontal plane is also provided with the boss coordinated with locating hole I and locating hole II end face respectively;

Further, described handwheel is also provided with crank;

Further, described pin I is rhombus pin.

The utility model for positioning datum with hole, bearing two, face, achieves the location completely to bearing workpiece, and adopts compressor arm to clamp, simple and reliable for structure, and renewal part is convenient, effectively improves working (machining) efficiency.This clamp structure is simple, installs processing ease.

Accompanying drawing explanation

Fig. 1 is the structural representation of bearing.

Fig. 2 is front view of the present utility model.

Fig. 3 is side view of the present utility model.

Fig. 4 is top view of the present utility model.

In figure: 1, bearing, 1-1, locating hole I, 1-2, locating hole II, 1-3, through hole, 2, clamp body, 3, pin I, 4, bushing plate, 5, drill bushing, 6, lining, 7, crank, 8, handwheel, 9, riser, 10, II is sold, 11, pin III, 12, screw, 13, compressor arm, 14, hold-down head.

Detailed description of the invention

Below in conjunction with accompanying drawing the utility model is described in further detail (following describe in left and right directions, fore-and-aft direction identical with fore-and-aft direction with the left and right directions in Fig. 1, be rear away from the direction of reader in Fig. 1).

Be illustrated in figure 1 the part drawing of the bearing that will process, be respectively the front view of bearing, A-A sectional view and top view from Fig. 1 (a) ~ Fig. 1 (c); As shown in Figures 2 to 4, a kind of drill jig for processing bearing hole, comprise clamp body 2, pin I3, bushing plate 4, drill bushing 5, lining 6, riser 9, pin II10, compressor arm 13 and hold-down head 14, described clamp body 2 for cross section be the L-square of L-type, the two ends, level board left and right of clamp body 2 are respectively provided with a U-shaped mounting ear seat; Described pin I3 and pin II10 is located on the frontal plane of the vertical panel of clamp body 2, the axes normal of pin I3 and pin II10 is in the frontal plane of clamp body 2 vertical panel, pin I3 and pin II10 matches with locating hole I1-1 and locating hole II1-2 respectively, and the distance of selling between I3 and pin II10 two axial lines is equal with the distance between locating hole I1-1 and locating hole II1-2 two axial lines; Described bushing plate 4 locates and is fixed in the upper plane of clamp body 2 vertical panel by pin III11 and screw 12, and the drill bushing 5 that axis is vertical with clamp body 2 level board is housed in the through hole of bushing plate 4; Described lining 6 is enclosed within the cylindrical that drill bushing 5 coordinates with bushing plate 4; Described riser 9 is vertically located on the level board of clamp body 2, and riser 9 is positioned at the front end of workpiece; Described compressor arm 13 is threaded connection level and is located on riser 9, and the axis of compressor arm 13 and the axis of pin II10 are on the same line; One end of compressor arm 13 workpiece pressing is provided with described hold-down head 14, and the other end is provided with handwheel 8.

Described clamp body 2 vertical panel frontal plane is also provided with the boss coordinated with locating hole I1-1 and locating hole II1-2 end face respectively, can position auxiliary support 1 side, when the active force of clamping force and stage property can be prevented excessive, bearing 1 tilts to cause processing inaccurate.

Described handwheel 8 is also provided with crank 7, is convenient to rotation hand wheel 8, time saving and energy saving.

Described pin I3 is rhombus pin, and pin I3 and pin II10 coordinates location, both can realize locating completely, and can not cross location again, is convenient to install.

Operation principle of the present utility model: first clamp body 2 is arranged on the workbench of drilling machine before processing, with two pin III11 and two screws 12, bushing plate 4 is fixed in the upper plane of the vertical panel of clamp body 2 again, the bushing plate 4 fixed is perpendicular to the vertical panel of clamp body 2, again lining 6 is contained in the hole that bushing plate 4 coordinates with it, again drill bushing 5 is loaded in lining 6, pin I3 and pin II10 is inserted respectively in the hole that the vertical panel of clamp body 2 coordinates with it, bearing 1 side is adjacent to the vertical panel of clamp body 2, then pin I3 and pin II10 is made to pierce in locating hole I1-1 and locating hole II1-2, shake crank 7, compressor arm 13 drives spherical hold-down head 14 to move towards the direction of bearing 1 until the sphere of hold-down head 14 and locating hole I1-1 close contact, and bearing 1 is pressed on the vertical panel of clamp body 2, complete the location clamping of bearing 1, start drilling machine to hole, after completing Drilling operation, reversely rotate crank 7, make compressor arm 13 away from bearing 1, bearing 1 is unloaded, change next bearing workpiece, repeated clamping gets final product batch machining, fixture is removed after completing the Drilling operation of all bearings 1.

Claims

1. one kind for processing the drill jig of bearing hole, it is characterized in that: comprise clamp body (2), pin I (3), bushing plate (4), drill bushing (5), lining (6), riser (9), pin II (10), compressor arm (13) and hold-down head (14), described clamp body (2) for cross section be the L-square of L-type, the two ends, level board left and right of clamp body (2) are respectively provided with a U-shaped mounting ear seat; Described pin I (3) and pin II (10) is located on the frontal plane of the vertical panel of clamp body (2), the axes normal of pin I (3) and pin II (10) is in the frontal plane of clamp body (2) vertical panel, pin I (3) and pin II (10) match with locating hole I (1-1) and locating hole II (1-2) respectively, and the distance of selling between I (3) and pin II (10) two axial lines is equal with the distance between locating hole I (1-1) and locating hole II (1-2) two axial lines; Described bushing plate (4) locates and is fixed in the upper plane of clamp body (2) vertical panel by pin III (11) and screw (12), and the drill bushing (5) that axis is vertical with clamp body (2) level board is housed in the through hole of bushing plate (4); Described lining (6) is enclosed within the cylindrical that drill bushing (5) coordinates with bushing plate (4); Described riser (9) is vertically located on the level board of clamp body (2), and riser (9) is positioned at the front end of workpiece; Described compressor arm (13) level of being threaded connection is located on riser (9), and the axis of compressor arm (13) and the axis of pin II (10) are on the same line; One end of compressor arm (13) workpiece pressing is provided with described hold-down head (14), and the other end is provided with handwheel (8).

2. a kind of drill jig for processing bearing hole according to claim 1, is characterized in that: described clamp body (2) vertical panel frontal plane is also provided with the boss coordinated with locating hole I (1-1) and locating hole II (1-2) end face respectively.

3. a kind of drill jig for processing bearing hole according to claim 1 and 2, is characterized in that: described handwheel (8) is also provided with crank (7).

4. a kind of drill jig for processing bearing hole according to claim 3, is characterized in that: described pin I (3) is rhombus pin.