CN213469627U

CN213469627U - Arc surface multi-angle step hole machining device

Info

Publication number: CN213469627U
Application number: CN202022621786.2U
Authority: CN
Inventors: 李凤园; 李荣辉
Original assignee: Huizhou Weibo Precision Technology Co ltd
Current assignee: Huizhou Weibo Precision Technology Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-06-18
Anticipated expiration: 2030-11-13

Abstract

The utility model relates to an arc surface multi-angle step hole processing device, which comprises a positioning mechanism and a drilling mechanism, wherein the positioning mechanism comprises a positioning fixture and a lifting assembly, the positioning fixture is used for fixing a workpiece and driving the workpiece to rotate along the axial direction of the workpiece, and the lifting assembly is used for driving the positioning fixture to reciprocate along the vertical direction; drilling mechanism is including locating the first drilling subassembly and the second drilling subassembly of positioning mechanism both sides respectively, first drilling subassembly and second drilling subassembly are located not co-altitude plane, first drilling subassembly and second drilling subassembly are used for respectively drilling out the hole in different apertures at the arc surface of work piece. The utility model discloses can improve the machining efficiency and the precision in arc surface step hole.

Description

Arc surface multi-angle step hole machining device

Technical Field

The utility model relates to a work piece drilling processing field particularly, relates to an arc surface multi-angle step hole processingequipment.

Background

At present, a drilling machine is usually adopted to drill a workpiece, when a plurality of stepped holes are drilled on an arc surface of a cylindrical workpiece, the workpiece needs to be rotated and repositioned after one hole is drilled on the arc surface, then the next hole is processed, the process is complex, and the deviation is easy to occur in multiple times of clamping. In addition, multiple cutters are needed for machining the step hole, a common drilling machine cannot install the multiple cutters at one time, the step hole is machined after a drill bit is replaced for multiple times, and the step hole and the through hole are machined for the second time, so that position deviation is prone to occurring.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an arc surface multi-angle step hole processingequipment can improve the machining efficiency and the precision in arc surface step hole.

A multi-angle step hole machining device for an arc surface comprises a positioning mechanism and a drilling mechanism, wherein the positioning mechanism comprises a positioning clamp and a lifting assembly, the positioning clamp is used for fixing a workpiece and driving the workpiece to rotate along the axial direction of the workpiece, and the lifting assembly is used for driving the positioning clamp to move in a reciprocating mode along the vertical direction; drilling mechanism is including locating the first drilling subassembly and the second drilling subassembly of positioning mechanism both sides respectively, first drilling subassembly and second drilling subassembly are located not co-altitude plane, first drilling subassembly and second drilling subassembly are used for respectively drilling out the hole in different apertures at the arc surface of work piece.

Furthermore, the positioning fixture comprises a base body, a rotatable turntable is arranged on the base body, a first positioning block and a second positioning block are oppositely arranged on the turntable, and a positioning groove for fixing a workpiece is formed between the first positioning block and the second positioning block.

Furthermore, the positioning block is provided with an avoiding groove corresponding to the position of the workpiece to be drilled.

Further, the lifting assembly comprises a fixing frame, a lifting driving piece and a lifting guide rail, wherein the lifting driving piece is fixedly arranged on the fixing frame, the lifting guide rail is vertically arranged on the fixing frame, the base is connected with the lifting guide rail in a sliding manner, and the output end of the lifting driving piece is connected with the base.

Further, first drilling subassembly includes first support, first driving piece and first drill bit, the vertical setting of first support, first driving piece sets firmly on first support, the output and the first drill bit of first driving piece are connected, first driving piece can drive first drill bit along horizontal direction reciprocating motion.

Further, the second drilling subassembly includes second support, second driving piece and second drill bit, the vertical setting of second support, the second driving piece sets firmly on the second support, the output and the second drill bit of second driving piece are connected, the second driving piece can drive the second drill bit along horizontal direction reciprocating motion.

Further, the diameter of the first drill bit is smaller than the diameter of the second drill bit.

Furthermore, a waste collecting groove is arranged below the positioning clamp, and a water filtering tank is arranged below the waste collecting groove.

Compared with the prior art, the beneficial effects of the utility model are that: but positioning fixture vertical removal drills out different apertures respectively through the first drilling subassembly and the second drilling subassembly that lie in different height planes to form the step hole, need not secondary location, improved the drilling efficiency in step hole. The positioning fixture can drive the workpiece to rotate along the axial direction of the workpiece, so that the drilling mechanism can drill a plurality of step holes in sequence on the arc surface of the workpiece, the deviation caused by manual rotation of the workpiece and repositioning is avoided, and the drilling precision is further improved.

Drawings

FIG. 1 is a schematic structural diagram of the novel circular arc surface multi-angle step hole machining device.

FIG. 2 is a schematic structural diagram of a positioning mechanism of the novel circular arc surface multi-angle step hole machining device.

Fig. 3 is a schematic structural diagram of a drilling mechanism using the novel arc surface multi-angle step hole machining device.

Fig. 4 is a schematic structural diagram of the positioning fixture 11 using the novel arc surface multi-angle step hole machining device.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

As shown in fig. 1, in a preferred embodiment, the device for processing a multi-angle step hole on an arc surface of the present invention mainly comprises a positioning mechanism 1, a drilling mechanism 2, and a frame 3. The positioning mechanism 1 is fixedly arranged on the frame 3, and the drilling mechanism 2 is arranged on two sides of the positioning mechanism 1.

Referring to fig. 2 and 4, the positioning mechanism 1 is used for fixing the workpiece 5 and adjusting the position of the workpiece 5, and includes a positioning fixture 11 and a lifting assembly 12. The positioning fixture 11 is used for positioning the workpiece 5 and driving the workpiece 5 to rotate along the axial direction thereof, and specifically includes a base 111, a turntable 112, a first positioning block 113, and a second positioning block 114. The base 111 is substantially square and is vertically disposed, and a circular rotatable turntable 112 is disposed in the middle of the base 111. In this embodiment, a step motor, not shown, is disposed inside the seat 111, and the turntable 112 is connected to the step motor, and the step motor can drive the turntable 112 to rotate by a predetermined angle. The first positioning block 113 and the second positioning block 114 are oppositely arranged on the turntable 112, a positioning groove matched with the shape of the workpiece 5 is formed between the first positioning block 113 and the second positioning block 114, and the workpiece 5 can be inserted between the first positioning block 113 and the second positioning block 114 for positioning. It should be noted that the first positioning block 113 and the second positioning block 114 are provided with a plurality of avoiding grooves 115 corresponding to positions of the workpiece 5 to be drilled, and the drill can pass through the avoiding grooves 115 and drill a hole on the surface of the workpiece 5. In this embodiment, four avoidance grooves 115 are provided, two of the avoidance grooves are provided in the first positioning block 113, the other two avoidance grooves are provided in the second positioning block 114, and an included angle between each two adjacent avoidance grooves 115 and a central axis line of the workpiece 5 is 90 °, so that the drill can drill four holes on the surface of the workpiece 5.

The lifting assembly 12 includes a fixed frame 121, a lifting driving member 122, and a lifting guide 123. Wherein, the mount 121 is vertically arranged on the frame 3, and the lifting driving member 122 is fixedly arranged at the upper end of the mount 121, and the lifting driving member 122 adopts a stepping motor in this embodiment. The lifting guide rail 123 is vertically arranged on one side of the fixing frame 121, the seat body 111 is slidably connected with the lifting guide rail 123, the output end of the lifting driving member 122 is connected with the seat body 111, and the lifting driving member 122 can drive the seat body 111 to vertically move.

Referring to fig. 3, the drilling mechanism 2 includes a first drilling assembly 21 and a second drilling assembly 22 respectively disposed at two sides of the positioning mechanism 1, the first drilling assembly 21 and the second drilling assembly 22 are located at different height planes, and the first drilling assembly 21 and the second drilling assembly 22 are used for respectively drilling holes with different apertures on the arc surface of the workpiece 5.

Specifically, the first drilling assembly 21 includes a first support 211, a first driving member 212, and a first drill 213, the first support 211 is vertically disposed, the first driving member 212 is fixedly disposed on the first support 211, in this embodiment, the first driving member 212 includes a horizontally disposed guide rail and a motor disposed at one end of the guide rail, the first drill 213 faces the positioning mechanism 1, an output end of the motor is connected to the first drill 213, and the first driving member 212 can drive the first drill 213 to reciprocate along the horizontal direction.

The second drilling assembly 22 includes a second support 221, a second driving member 222, and a second drill bit 223, the second support 221 is vertically disposed, the second driving member 222 is fixedly disposed on the second support 221, in this embodiment, the second driving member 222 includes a horizontally disposed guide rail and a motor disposed at one end of the guide rail, the second drill bit 223 faces the positioning mechanism 1, an output end of the motor is connected to the second drill bit 223, and the second driving member 222 can drive the second drill bit 223 to reciprocate along the horizontal direction.

In this embodiment, the diameter of the first drill 213 is smaller than that of the second drill 223, the first drill 213 is used for drilling a hole with a smaller diameter on the surface of the workpiece 5, and the second drill 223 is used for drilling a hole with a larger diameter on the surface of the workpiece 5, so as to form a stepped hole.

In this embodiment, a waste collecting tank 31 is provided below the positioning jig 11, a water filter tank, not shown, is provided below the waste collecting tank 31, and the water filter tank is provided in the frame 3 to collect the processed cutting fluid, filter the waste chips by washing with water, and pump the cutting fluid by a water pump 32 provided on one side for reuse.

In the description of the present invention, it is to be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.

Claims

1. The multi-angle step hole machining device for the arc surface is characterized by comprising a positioning mechanism and a drilling mechanism, wherein the positioning mechanism comprises a positioning clamp and a lifting assembly, the positioning clamp is used for fixing a workpiece and driving the workpiece to rotate along the axial direction of the workpiece, and the lifting assembly is used for driving the positioning clamp to move back and forth along the vertical direction; drilling mechanism is including locating the first drilling subassembly and the second drilling subassembly of positioning mechanism both sides respectively, first drilling subassembly and second drilling subassembly are located not co-altitude plane, first drilling subassembly and second drilling subassembly are used for respectively drilling out the hole in different apertures at the arc surface of work piece.

2. The device for machining a multi-angle stepped hole with an arc surface according to claim 1, wherein the positioning fixture comprises a base body, a rotatable turntable is arranged on the base body, a first positioning block and a second positioning block are oppositely arranged on the turntable, and a positioning groove for fixing a workpiece is formed between the first positioning block and the second positioning block.

3. The device for machining the multi-angle stepped hole with the arc surface according to claim 2, wherein the positioning block is provided with an avoiding groove corresponding to a position of the workpiece to be drilled.

4. The circular arc surface multi-angle step hole machining device according to claim 3, wherein the lifting assembly comprises a fixing frame, a lifting driving member and a lifting guide rail, the lifting driving member is fixedly arranged on the fixing frame, the lifting guide rail is vertically arranged on the fixing frame, the base is slidably connected with the lifting guide rail, and an output end of the lifting driving member is connected with the base.

5. The circular arc surface multi-angle stepped hole machining device according to claim 1, wherein the first drilling assembly comprises a first support, a first driving member and a first drill bit, the first support is vertically arranged, the first driving member is fixedly arranged on the first support, an output end of the first driving member is connected with the first drill bit, and the first driving member can drive the first drill bit to reciprocate in the horizontal direction.

6. The circular arc surface multi-angle stepped hole machining device according to claim 5, wherein the second drilling assembly comprises a second support, a second driving member and a second drill bit, the second support is vertically arranged, the second driving member is fixedly arranged on the second support, an output end of the second driving member is connected with the second drill bit, and the second driving member can drive the second drill bit to reciprocate in the horizontal direction.

7. The circular arc surface multi-angle stepped hole machining device according to claim 6, wherein the diameter of the first drill is smaller than the diameter of the second drill.

8. The circular arc surface multi-angle stepped hole machining device according to claim 1, wherein a waste collecting groove is formed below the positioning fixture, and a water filtering tank is arranged below the waste collecting groove.