CN112077606B

CN112077606B - Universal fixing support for drilling and milling

Info

Publication number: CN112077606B
Application number: CN202010993374.3A
Authority: CN
Inventors: 徐志成; 虞文武; 周辉锋
Original assignee: Suzhou Qima Electromechanical Technology Co ltd; Changzhou Vocational Institute of Mechatronic Technology
Current assignee: Suzhou Qima Electromechanical Technology Co ltd; Changzhou Vocational Institute of Mechatronic Technology
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-07-06
Anticipated expiration: 2040-09-21
Also published as: CN112077606A

Abstract

The invention relates to the technical field of machining, and particularly discloses a universal fixing support for drilling and milling, which comprises a rotary supporting mechanism, a horizontal sliding mechanism and a horizontal rotating mechanism, wherein the rotary supporting mechanism consists of a fixed base and a rotary supporting seat, and the horizontal sliding mechanism consists of a sliding rail, a side supporting plate, a left-right rotating screw, a driving motor I and a horizontal sliding seat; the horizontal rotating mechanism consists of a steering seat, a support frame and a socket; in the invention, the positioning and clamping of various structural parts are realized through the horizontal sliding mechanism and the horizontal rotating mechanism, so that the application range of the whole device is improved; the driving gear and the gear ring are in meshed transmission through the driving motor II, and then the rotary supporting seat is driven to rotate at the upper end of the fixed base by a corresponding angle around the rotating shaft I.

Description

Universal fixing support for drilling and milling

Technical Field

The invention relates to the technical field of machining, in particular to a universal fixing support for drilling and milling.

Background

In machining, drilling and milling are common machining methods, workpieces need to be positioned before drilling and milling, a simple positioning tool is generally adopted by an existing drilling and milling platform to clamp and position the workpieces needing to be drilled and milled, the simple tool is simple to manufacture, the clamping and positioning are flexible, when the workpieces with relatively complex stations are machined, a specific auxiliary tool is needed to complete, the specific tool is generally needed to assist in machining each part, the tools have specific energy, the general clamping and positioning requirements can be met after the tools are used, and the following defects still exist in the actual use process:

1. the simple tool and the general special positioning tool can only meet the clamping and positioning requirements of general structural parts, the latter can only meet the positioning and clamping requirements of a single workpiece, the application range is narrow, and the simple tool and the general special positioning tool can meet the requirements of a plurality of tools for positioning and clamping various parts, so that the processing cost can be increased;

2. in the drilling and milling tool in the prior art, in the clamping and positioning process, when a workpiece is processed at multiple angles, a clamping station is generally required to be changed, and then positioning processing is carried out, so that the accumulated error of repeated positioning is increased, the processing precision is reduced, meanwhile, the working hours of processing are prolonged by the repeated positioning, and the processing efficiency is reduced to a certain extent.

Disclosure of Invention

The invention aims to provide a universal fixing support for drilling and milling, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a universal fixed bracket for drilling and milling comprises a rotary supporting mechanism, a horizontal sliding mechanism arranged at the upper end of the rotary supporting mechanism and a horizontal rotating mechanism symmetrically arranged at two sides of the upper end of the horizontal sliding mechanism, wherein the rotary supporting mechanism is composed of a fixed base and a rotary supporting seat hinged to the middle of the upper end of the fixed base, the fixed base is composed of a fixed bottom plate and a middle supporting plate fixedly arranged in the middle of the upper end of the fixed bottom plate, and the rotary supporting seat is composed of a supporting top plate and rotary side plates fixedly arranged at two sides of the middle of the lower end of the supporting top plate;

the horizontal sliding mechanism consists of a sliding rail, side supporting plates symmetrically arranged at the left end and the right end of the sliding rail, a left-right rotating screw rod matched with the middle of each side supporting plate through a bearing sleeve, a driving motor I fixedly arranged on the side surface of each side supporting plate and a horizontal sliding seat symmetrically matched with the left side and the right side of the upper end of the sliding rail in a sliding manner;

the horizontal rotating mechanism is composed of a steering seat, a supporting frame fixedly inserted at the upper end of the steering seat and a socket fixedly clamped on the side surface of the supporting frame.

Preferably, the slide rails are symmetrically arranged on the upper end face of the supporting top plate, and the middle of the lower end of the horizontal sliding seat is in threaded connection with the left and right spiral screws.

Preferably, the upper end of horizontal slide is fixed and is equipped with base I, and has seted up the swivelling chute in base I's centre, the lateral surface of base I is gone up to the annular equipartition and is equipped with four spacing planes.

Preferably, the upper end of the steering seat is provided with a base II, and the lower end of the base II is fixedly connected with a rotating shaft II which is matched with the rotating groove through a bearing.

Preferably, a position corresponding to the limiting plane on the outer side surface of the base II is fixedly provided with an L-shaped limiting support plate with a plate-shaped structure, the upper end of the outer side surface of the limiting support plate is fixedly connected with a rotating handle, and the middle of the outer side surface of the limiting support plate, corresponding to the position of the limiting plane, is screwed with an adjusting screw I.

Preferably, the middle of the middle supporting plate is provided with a rotating shaft I in a penetrating manner through a bearing, the rotating shaft I is fixedly penetrated and matched with two side walls of the rotating side plate, driving grooves of circular arc groove body structures are symmetrically arranged on the front side and the rear side of the middle supporting plate, and gear rings are fixedly arranged on the inner side surfaces of the driving grooves.

Preferably, the driving motors II are symmetrically and fixedly mounted on the outer side surfaces of the rotating side plates in a front-back mode, and gears meshed with the gear rings are fixedly sleeved on the main shafts of the driving motors II and in the groove bodies of the driving grooves.

Preferably, a flat plate fixing chuck plate, a cylindrical workpiece axial fixing chuck, a cylindrical workpiece radial fixing chuck and a central hole piece end fixing chuck are fixedly inserted and connected on the outer side surface of the support frame and the end surface of the socket respectively, and the flat plate fixing chuck plate, the cylindrical workpiece axial fixing chuck, the cylindrical workpiece radial fixing chuck and the central hole piece end fixing chuck are in a left-right symmetrical state with respect to the middle of the support top plate respectively.

Preferably, the end face of the flat plate fixing clamping plate is uniformly provided with wavy anti-skidding grooves, the end face of the columnar workpiece axial fixing clamping head is provided with a square groove body, and the upper end of the square groove body is in threaded connection with an adjusting screw II.

Preferably, the end face of the radial fixing chuck of the columnar workpiece is provided with a cross V-shaped clamping groove, and the end face of the end fixing chuck of the central hole piece is provided with a tip cone with a conical surface structure.

Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality, and has the following advantages:

1. in the invention, the positioning and clamping of various structural parts are realized through the horizontal sliding mechanism and the horizontal rotating mechanism, so that the application range of the whole device is improved;

2. according to the invention, the gear is meshed with the gear ring for transmission through the driving motor II, so that the rotary supporting seat is driven to rotate at the upper end of the fixed base by corresponding angles around the rotating shaft I, and therefore, when a plurality of working positions on the same part are machined at a plurality of angles, the rotary supporting seat can be properly adjusted according to the machining angles, the clamping times are reduced, the machining precision is improved, the machining working hours are shortened, and the machining efficiency is improved.

Drawings

FIG. 1 is an isometric view of the overall structure of the present invention;

FIG. 2 is a front view of the overall structure of the present invention;

FIG. 3 is an axial semi-sectional view of the cross-sectional structure at B-B in FIG. 2;

FIG. 4 is an axial semi-sectional view of the cross-sectional structure at C-C of FIG. 2;

fig. 5 is a right side view of the overall structure of the present invention.

In the figure: 1. a fixed base; 2. rotating the supporting seat; 3. a slide rail; 4. side supporting plates; 5. a left-right rotating screw rod; 6. driving a motor I; 7. a horizontal slide; 8. a steering seat; 9. a support frame; 10. a socket; 11. a flat plate fixing clamping plate; 12. axially fixing a chuck on the columnar workpiece; 13. the chuck is radially fixed on the columnar workpiece; 14. the end part of the central hole piece is fixed with a chuck; 101. fixing the bottom plate; 102. a middle support plate; 103. a drive slot; 104. a ring gear; 105. a rotating shaft I; 201. supporting a top plate; 202. rotating the side plate; 203. driving a motor II; 204. a gear; 701. a base I; 702. a rotating tank; 703. a limiting plane; 801. a base II; 802. a limiting support plate; 803. adjusting a screw I; 804. rotating the handle; 805. and a rotating shaft II.

Detailed Description

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, and not all of 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.

Referring to fig. 1 to 5, the present invention provides a technical solution: a universal fixed bolster for drilling and milling comprises a rotary supporting mechanism, a horizontal sliding mechanism arranged at the upper end of the rotary supporting mechanism and a horizontal rotating mechanism symmetrically arranged at two sides of the upper end of the horizontal sliding mechanism, wherein the rotary supporting mechanism is composed of a fixed base 1 and a rotary supporting seat 2 hinged to the middle of the upper end of the fixed base 1, the fixed base 1 is composed of a fixed bottom plate 101 and a middle supporting plate 102 fixedly arranged in the middle of the upper end of the fixed bottom plate 101, and the rotary supporting seat 2 is composed of a supporting top plate 201 and rotary side plates 202 fixedly arranged at two sides of the middle of the lower end of the supporting top plate 201, wherein the fixed bottom plate 101 plays a role of bottom support relative to the whole device, the middle supporting plate 102 plays a role of rotary support relative to the rotary supporting seat 2, and the rotary supporting seat 2 plays a; the horizontal sliding mechanism consists of a slide rail 3, side supporting plates 4 symmetrically arranged at the left end and the right end of the slide rail 3, left and right screw rods 5 sleeved in the middle of the side supporting plates 4 through bearings, a driving motor I6 fixedly installed on the side surfaces of the side supporting plates 4 and horizontal sliding seats 7 symmetrically matched with the left side and the right side of the upper end of the slide rail 3 in a sliding manner, wherein the driving motor I6 provides a power source for the whole horizontal sliding mechanism, the slide rail 3 provides a guide supporting effect for the horizontal sliding seats 7, and the side supporting plates 4 provide a rotary supporting effect for the left and right screw rods 5;

the horizontal rotating mechanism is composed of a steering seat 8, a supporting frame 9 fixedly inserted at the upper end of the steering seat 8 and a socket 10 fixedly clamped at the side surface of the supporting frame 9, wherein the steering seat 8 provides a rotating support for the whole horizontal rotating mechanism, and the supporting frame 9 provides a fixing support for the socket 10.

Further, the slide rails 3 are symmetrically installed on the upper end face of the supporting top plate 201, the middle of the lower end of the horizontal sliding seat 7 is in threaded connection with the left-right screw 5, the driving motor I6 is started to drive the left-right screw 5 to be in threaded connection with the horizontal sliding seat 7, the horizontal sliding seat 7 is made to move left and right symmetrically at the upper end of the rotary supporting seat 2 along the guide direction of the slide rails 3, and then the whole rotary supporting mechanism can be controlled to position and fasten or loosen workpieces relative to the workpieces. The upper end of horizontal sliding seat 7 is fixed and is equipped with base I701, and has seted up the swivelling chute 702 in the centre of base I701, has all laid four spacing planes 703 on the lateral surface of base I701 to the annular, and here, base I701 turns to seat 8 relatively and plays the effect that a supports, and swivelling chute 702 turns to seat 8 relatively and plays the effect that a rotation direction supported, and spacing plane 703 turns to seat 8 relatively and plays a spacing effect.

More specifically, the upper end of the steering base 8 is provided with a base II 801, and the lower end of the base II 801 is fixedly connected with a rotating shaft II 805 which is matched with the rotating groove 702 through a bearing, so that the steering base 8 and the parts at the upper end of the steering base 8 can rotate in the rotating groove 702 around the rotating shaft II 805. The position corresponding to the position plane 703 on the outer side surface of the base II 801 is fixedly provided with an L-shaped limiting support plate 802 with a plate-shaped structure, the upper end of the outer side surface of the limiting support plate 802 is fixedly connected with a rotating handle 804, the position corresponding to the position plane 703 in the middle of the outer side surface of the limiting support plate 802 is screwed with an adjusting screw I803, when the steering of the support frame 9 needs to be adjusted, the rotating handle 804 can be held by a hand to rotate the base II 801, when the steering of the support frame 9 is adjusted to the corresponding position, at the moment, the position of the limiting support plate 802 corresponds to the position of the position plane 703, the adjusting screw I803 is screwed, the top end of the adjusting screw I803 tightly supports the position plane 703 and the limiting support plate 802, further, the steering seat 8 and the.

The middle of the middle support plate 102 is provided with a rotating shaft I105 in a penetrating manner through a bearing, the rotating shaft I105 is fixedly penetrated and matched with two side walls of the rotating side plate 202, the fixed base 1 and the rotating support base 2 can relatively rotate around the rotating shaft I105 due to the structure, the front side and the rear side of the middle support plate 102 are symmetrically provided with driving grooves 103 with arc groove body structures, and the inner side surfaces of the driving grooves 103 are fixedly provided with gear rings 104. The driving motors II 203 are symmetrically and fixedly mounted on the outer side surfaces of the rotating side plates 202 in a front-back mode, the gears 204 meshed with the gear ring 104 are fixedly sleeved on the main shafts of the driving motors II 203 and in the groove bodies of the driving grooves 103, the driving motors II 203 drive the gears 204 to be in meshed transmission with the gear ring 104, the rotating supporting seat 2 rotates to a corresponding angle at the upper end of the fixed base 1 around the rotating shaft I105, and the machining angle of the middle workpiece of the horizontal rotating mechanism can be adjusted through the operation.

A flat fixing chuck plate 11, a cylindrical workpiece axial fixing chuck 12, a cylindrical workpiece radial fixing chuck 13 and a central hole piece end fixing chuck 14 are fixedly inserted and connected on the outer side surface of the support frame 9 and the end surface of the socket 10 respectively, the flat fixing chuck plate 11, the cylindrical workpiece axial fixing chuck 12, the cylindrical workpiece radial fixing chuck 13 and the central hole piece end fixing chuck 14 are in a left-right symmetrical state respectively relative to the middle of the support top plate 201, and the symmetrical structure can position and clamp two sides of a workpiece as synchronously as possible.

The end face of the flat plate fixing clamping plate 11 is uniformly provided with wavy anti-slip grooves, the anti-slip structure can effectively prevent a workpiece from slipping from the end faces of the flat plate fixing clamping plates 11, the end face of the columnar workpiece axial fixing clamping head 12 is provided with a square groove body, the upper end of the square groove body is screwed with an adjusting screw II, when in installation, two ends of the workpiece are inserted into the square groove body, and the workpiece is locked by screwing the adjusting screw II, the structure can meet the positioning of a pipe fitting and can also meet the positioning of two ends of a solid rod piece, the end face of the columnar workpiece radial fixing clamping head 13 is provided with a cross V-shaped clamping groove, the structure can meet the clamping positioning of the excircle of a round pipe fitting or a rod piece and can also meet the clamping positioning of the outer wall of the square pipe fitting or the rod piece, the end face of the central hole piece end fixing clamping head, therefore, the clamping and positioning of parts with central holes at two ends can be met.

The working principle of the invention is as follows:

when the device works, the steering seat 8 can be rotated according to the appearance and the positioning surface structure of a workpiece, so that the flat plate fixing clamping plate 11, the columnar workpiece axial fixing clamping head 12, the columnar workpiece radial fixing clamping head 13 and the central hole piece end fixing clamping head 14 on the side surface of the supporting frame 9 are adjusted to corresponding working positions, then the adjusting screw I803 is screwed so that the steering seat 8 is in a fixed state at the upper end of the horizontal sliding seat 7, the workpiece is suspended between the two supporting frames 9, and the two ends of the workpiece respectively correspond to the parts on the side surface of the supporting frame 9;

then drive driving motor I6 to make two support frames 9 move along the direction of the slide rail 3 in opposite directions on the upper end of the rotary supporting seat 2, and then clamp the work piece in the middle, when the processing hole site on the work piece is the inclined hole, can control driving motor II 203 drive gear 204 and gear ring 104 to mesh and transmit, and then make the rotary supporting seat 2 and work piece on the upper end of the rotary supporting seat 2 be adjusted to the corresponding angle together, finish the whole positioning of the work piece at this moment, the whole positioning process is comparatively simple, and can meet the positioning demand of many parts, have extensive applicability, need carry on many angle hole site processing to a part, the invention can finish many times of angular positioning through clamping once, therefore has improved the precision of the positioning, has raised the machining efficiency.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bore and mill and use universal fixed bolster, includes the horizontal slip mechanism that rotatory supporting mechanism, rotatory supporting mechanism upper end were established and the horizontal rotary mechanism that horizontal slip mechanism upper end bilateral symmetry set up, its characterized in that: the rotary supporting mechanism is composed of a fixed base (1) and a rotary supporting seat (2) hinged to the middle of the upper end of the fixed base (1), the fixed base (1) is composed of a fixed bottom plate (101) and a middle supporting plate (102) fixedly arranged in the middle of the upper end of the fixed bottom plate (101), and the rotary supporting seat (2) is composed of a supporting top plate (201) and rotary side plates (202) fixedly arranged on two sides of the middle of the lower end of the supporting top plate (201);

the horizontal sliding mechanism consists of a sliding rail (3), side supporting plates (4) symmetrically arranged at the left end and the right end of the sliding rail (3), left and right spiral screw rods (5) sleeved in the middle of the side supporting plates (4) through bearings, a driving motor I (6) fixedly installed on the side surfaces of the side supporting plates (4) and horizontal sliding seats (7) symmetrically matched with the left side and the right side of the upper end of the sliding rail (3) in a sliding manner;

the horizontal rotating mechanism is composed of a steering seat (8), a supporting frame (9) fixedly inserted at the upper end of the steering seat (8) and a socket (10) fixedly clamped on the side surface of the supporting frame (9);

a base I (701) is fixedly arranged at the upper end of the horizontal sliding seat (7), a rotating groove (702) is formed in the middle of the base I (701), and four limiting planes (703) are circumferentially distributed on the outer side surface of the base I (701);

a base II (801) is arranged at the upper end of the steering seat (8), and a rotating shaft II (805) which is matched with the rotating groove (702) through a bearing is fixedly connected to the lower end of the base II (801);

a limiting support plate (802) with an L-shaped plate-shaped structure is fixedly arranged at a position, corresponding to the limiting plane (703), on the outer side surface of the base II (801), a rotating handle (804) is fixedly connected to the upper end of the outer side surface of the limiting support plate (802), and an adjusting screw I (803) is screwed at a position, corresponding to the limiting plane (703), in the middle of the outer side surface of the limiting support plate (802);

a rotating shaft I (105) penetrates through the middle of the middle supporting plate (102) through a bearing, the rotating shaft I (105) is fixedly penetrated and matched with two side walls of the rotating side plate (202), driving grooves (103) with circular arc groove body structures are symmetrically arranged on the front side and the rear side of the middle supporting plate (102), and a gear ring (104) is fixedly arranged on the inner side surface of each driving groove (103);

a driving motor II (203) is symmetrically and fixedly arranged on the outer side surface of the rotating side plate (202) in a front-back manner, and a gear (204) meshed with the gear ring (104) is fixedly sleeved on a main shaft of the driving motor II (203) and in a groove body of the driving groove (103);

the outer side surface of the support frame (9) and the end surface of the socket (10) are respectively fixedly connected with a flat fixing clamping plate (11), a cylindrical workpiece axial fixing clamping head (12), a cylindrical workpiece radial fixing clamping head (13) and a central hole piece end fixing clamping head (14) in an inserting mode, and the flat fixing clamping plate (11), the cylindrical workpiece axial fixing clamping head (12), the cylindrical workpiece radial fixing clamping head (13) and the central hole piece end fixing clamping head (14) are in a bilateral symmetry state respectively relative to the middle of the support top plate (201).

2. The universal fixing bracket for drilling and milling as claimed in claim 1, wherein: the sliding rails (3) are symmetrically arranged on the upper end face of the supporting top plate (201), and the middle of the lower end of the horizontal sliding seat (7) is in threaded connection with the left and right spiral screws (5).

3. The universal fixing bracket for drilling and milling as claimed in claim 1, wherein: the end face of the flat plate fixing clamping plate (11) is uniformly provided with wavy anti-skidding grooves, the end face of the columnar workpiece axial fixing clamping head (12) is provided with a square groove body, and the upper end of the square groove body is in threaded connection with an adjusting screw II.

4. The universal fixing bracket for drilling and milling as claimed in claim 1, wherein: the end face of the cylindrical workpiece radial fixing chuck (13) is provided with a cross V-shaped clamping groove, and the end face of the central hole part end fixing chuck (14) is provided with a tip cone of a conical surface structure.