CN215239426U

CN215239426U - Fixing device for mechanical design and processing

Info

Publication number: CN215239426U
Application number: CN202121515689.3U
Authority: CN
Inventors: 洪羽
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2021-12-21
Anticipated expiration: 2031-07-05

Abstract

The utility model relates to a mechanical design technical field just discloses a fixing device that mechanical design processing was used, which comprises a fixed base, the top fixedly connected with work framework of fixing base, the rear side fixedly connected with fixed plate of fixing base, the top fixed mounting of fixed plate has servo motor, the inside of fixing base is rotated and is connected with the pivot, the equal fixedly connected with driving gear in both ends around the pivot. This fixing device that mechanical design processing was used, through the diameter size according to the pipe fitting, adjust the height of grip block, thereby can be with internal thread knob anticlockwise rotation, make between grip block and the guide bar become not hard up, make the grip block can reciprocate, and then when making the axis of grip block and the axis of pipe fitting be located the same height, can rotate the internal thread clockwise, thereby make grip block and guide bar fixed, and then can carry out the centre gripping through two grip blocks to the inside pipe fitting of work framework and fix.

Description

Fixing device for mechanical design and processing

Technical Field

The utility model relates to a mechanical design technical field specifically is a fixing device that machining used.

Background

Machining means is the process that changes the overall dimension or the performance of work piece through a mechanical equipment, however add man-hour to the work piece, need fix the work piece through fixing device, prevent that the position of work piece from taking place the skew, but some fixing device of current are when fixing the pipe fitting, be not convenient for fix the pipe fitting of equidimension not, when the centre gripping is fixed to the side surface of pipe fitting through the holder, can only carry out the back-and-forth movement, and can not reciprocate, thereby when centre gripping is carried out the pipe fitting of equidimension not, make the axis of holder can not correspond with the height of the axis of pipe fitting, and then can influence the fixed effect of centre gripping, consequently need provide a fixing device that machining used to mechanically design and solve above-mentioned problem that appears.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a fixing device that machining used, it can adjust the position of holder to possess, make the holder can carry out the back-and-forth movement, also can reciprocate, and then can carry out advantages such as centre gripping is fixed to unidimensional pipe fitting, it is fixed to have solved the holder and carrying out the centre gripping to the side surface of pipe fitting, can only carry out the back-and-forth movement, and can not reciprocate, thereby when carrying out the centre gripping to unidimensional pipe fitting, make the axis of holder can not correspond with the height of the axis of pipe fitting, and then can influence the problem of the fixed effect of centre gripping.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fixing device that machining used, includes the fixing base, the top fixedly connected with work framework of fixing base, the left side fixedly connected with fixed plate of fixing base, the top fixed mounting of fixed plate has servo motor, the inside of fixing base is rotated and is connected with the pivot, the equal fixedly connected with driving gear in both ends about the pivot, the left and right sides of work framework is all rotated and is connected with the lead screw, the one end fixedly connected with driven gear of work framework is kept away from to the lead screw, the side surface of lead screw is provided with the connecting plate, one side fixedly connected with guide bar of driven gear is kept away from to the connecting plate, the one end that the connecting plate was kept away from to the guide bar is provided with fixture.

Preferably, it includes the grip block to add the mechanism of holding, the activity groove has been seted up to one side that the grip block is close to the guide bar, one side that the guide bar was kept away from to the grip block sets up to the cambered surface form, the side surface of guide bar is provided with the internal thread knob, the guiding hole has all been seted up to the left and right sides of work framework, the inside intercommunication of guiding hole and work framework, the inside activity grafting of guide bar and guiding hole, the screw hole that runs through about the inside of connecting plate is seted up, the inside threaded connection of lead screw and screw hole is pegged graft through the inside activity of guide bar and guiding hole to can carry on spacingly to the connecting plate, make the lead screw rotate and to drive the connecting plate and remove.

Preferably, the inside swing joint of guide bar and activity groove, the side surface that the guide bar is close to grip block one end sets up to the screw thread form, the side surface threaded connection of internal thread knob and guide bar, the mutual overlap joint of one side that internal thread knob and grip block are relative is through rotating the internal thread knob for the internal thread knob can move on the guide bar, thereby can fix guide bar and grip block.

Preferably, the hydraulic cylinder is fixedly mounted at the top of the working frame body, the moving plate is fixedly connected to the bottom end of the hydraulic cylinder, the two cambered surface pressing plates are fixedly connected to the bottom of the moving plate, the moving plate is matched with the inside of the working frame body, the moving plate is located above the clamping mechanism, the moving plate is driven to move downwards through the work of the hydraulic cylinder, and therefore the pipe fitting can be fixed inside the working frame body through the cambered surface pressing plates.

Preferably, the chutes are formed in the inner walls of the left side and the right side of the working frame body, the sliders are fixedly connected to the left side and the right side of the moving plate, and are connected with the inner sliding portions of the chutes in a sliding mode, so that the moving plate can move up and down more stably and is not prone to inclination.

Preferably, servo motor's output and left side driving gear fixed connection, driving gear and driven gear intermeshing drive two driving gears through servo motor work and rotate to can drive two driven gear rotations through two driving gears.

Compared with the prior art, the utility model provides a fixing device that machining used possesses following beneficial effect:

1. this fixing device that mechanical design processing was used, through servo motor, the apparatus further comprises a rotating shaft, the driving gear, the lead screw, driven gear, the connecting plate, the guide bar, the grip block, the movable groove, mutually support between internal thread knob and the guiding hole, can be according to the diameter size of pipe fitting earlier, adjust the height of grip block, through with internal thread knob anticlockwise rotation, make to become not hard up between grip block and the guide bar, make the grip block can reciprocate, and then when the axis that makes the axis of grip block and the axis of pipe fitting are located the same height, can rotate the internal thread clockwise, thereby make grip block and guide bar fixed, and then can carry out the centre gripping through two grip blocks to the inside pipe fitting of work framework and fix.

2. This fixing device that mechanical design processing was used, through mutually supporting between pneumatic cylinder, movable plate, cambered surface clamp plate, spout and the slider, when needs carry out the centre gripping to the great pipe fitting of diameter fixedly, it is fixed to carry out the centre gripping through two fixture to both sides around the pipe fitting earlier, then drives movable plate and cambered surface clamp plate together downstream through pneumatic cylinder work to can be fixed to the top pressfitting of pipe fitting, and then can improve the fixed effect to the pipe fitting.

Drawings

FIG. 1 is a side sectional view of the present invention;

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

FIG. 3 is a partial sectional view of the clamping mechanism and the fixing frame of the present invention;

fig. 4 is an enlarged view of a structure in fig. 3 according to the present invention.

Wherein: 1. a fixed seat; 2. a working frame body; 3. a fixing plate; 4. a servo motor; 5. a rotating shaft; 6. a driving gear; 7. a screw rod; 8. a driven gear; 9. a connecting plate; 10. a guide bar; 11. a clamping plate; 12. a movable groove; 13. an internal threaded knob; 14. a guide hole; 15. a hydraulic cylinder; 16. moving the plate; 17. a cambered surface pressing plate; 18. a chute; 19. a slide block.

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.

Referring to fig. 1-4, a fixing device for machining of mechanical design includes a fixing base 1, a working frame 2 fixedly connected to the top of the fixing base 1, a fixing plate 3 fixedly connected to the left side of the fixing base 1, a servo motor 4 fixedly mounted on the top of the fixing plate 3, a rotating shaft 5 rotatably connected to the inside of the fixing base 1, a driving gear 6 fixedly connected to the left and right ends of the rotating shaft 5, a lead screw 7 rotatably connected to the left and right sides of the working frame 2, two lead screws 7 directly above the rotating shaft 5, a driven gear 8 fixedly connected to the end of the lead screw 7 away from the working frame 2, an output end of the servo motor 4 fixedly connected to the driving gear 6, the driving gear 6 meshed with the driven gear 8, and two driving gears 6 and the rotating shaft 5 driven by the servo motor 4, and can drive driven gear 8 through the rotation of driving gear 6 and rotate, but driving gear 6 and driven gear 8's rotation opposite direction, the side surface of lead screw 7 is provided with connecting plate 9, one side fixedly connected with guide bar 10 of driven gear 8 is kept away from to connecting plate 9, two guide bars 10 of equal fixedly connected with on every connecting plate 9, and two guide bars 10 are located the front and back both sides of lead screw 7 respectively, the one end that connecting plate 9 was kept away from to guide bar 10 is provided with fixture, fixture's quantity is two, and two fixture all are located the inside of work frame body 2, and axis bilateral symmetry about work frame body 2.

The clamping mechanism comprises clamping plates 11, movable grooves 12 are formed in one sides of the clamping plates 11, which are close to guide rods 10, two movable grooves 12 are formed in each clamping plate 11, one sides of the clamping plates 11, which are far away from the guide rods 10, are arranged to be arc-surface-shaped, the pipe fittings can be clamped and fixed conveniently by arranging the arc-surface-shaped, inner thread knobs 13 are arranged on the side surfaces of the guide rods 10, guide holes 14 are formed in the left side and the right side of the working frame body 2, the guide holes 14 are communicated with the inside of the working frame body 2, the guide rods 10 are movably inserted into the guide holes 14, so that the connecting plate 9 can be limited and can only move left and right, threaded holes which penetrate left and right are formed in the connecting plate 9, the screw rods 7 are connected with the inner threads of the threaded holes, the connecting plate 9 can be driven to move left and right by rotation of the screw rods 7, and the guide rods 10 are movably connected with the inner parts of the movable grooves 12, one end of the guide rod 10 close to the clamping plate 11 is fixedly connected with a limiting block, the limiting block is connected with the inner part of the movable groove 12 in a sliding manner, so that the guide rod 10 can be prevented from moving out of the inner part of the movable groove 12, the clamping plate 11 can be driven to move together by the back and forth movement of the guide rod 10, the clamping plate 11 can be limited, the position of the clamping plate 11 can be prevented from inclining, the side surface of one end of the guide rod 10 close to the clamping plate 11 is in a threaded shape, the internal thread knob 13 is in threaded connection with the side surface of the guide rod 10, the opposite side of the internal thread knob 13 and the clamping plate 11 are mutually overlapped, the internal thread knob 13 is rotated clockwise, the internal thread knob 13 is fastened with the clamping plate 11, the clamping plate 11 and the guide rod 10 can be fixed, the clamping plate 11 is prevented from moving up and down, and the internal thread knob 13 is loosened after being rotated anticlockwise, so that the clamping plate 11 and the guide rod 10 can move, and the position height of the clamping plate 11 can be adjusted.

The hydraulic cylinder 15 is fixedly installed at the top of the working frame body 2, the bottom end of the hydraulic cylinder 15 is fixedly connected with the moving plate 16, the bottom of the moving plate 16 is fixedly connected with two cambered surface pressing plates 17, the bottoms of the cambered surface pressing plates 17 are arranged to be cambered surfaces, the two cambered surface pressing plates 17 are both located at the central axis position of the bottom of the moving plate 16, the moving plate 16 is mutually matched with the interior of the working frame body 2, the moving plate 16 is located above the clamping mechanism, the inner walls of the left side and the right side of the working frame body 2 are both provided with sliding grooves 18, the left side and the right side of the moving plate 16 are both fixedly connected with sliding blocks 19, the number of the sliding blocks 19 and the number of the sliding grooves 18 are four, and the sliding blocks 19 are in sliding connection with the inner parts of the sliding grooves 18, so that when the moving plate 16 is driven by the hydraulic cylinder 15 to move up and down, the moving plate 16 is driven to move down together, and then the bottom of the cambered surface pressing plate 17 is lapped with the top of the pipe fitting, so that the pipe fitting can be fixed on the inner bottom wall of the working frame body 2.

When the pipe fitting clamping device is used, a pipe fitting is placed into the working frame body 2 from the front side or the rear side of the working frame body 2, the pipe fitting is in lap joint with the inner bottom wall of the working frame body 2, then the position height of the clamping plate 11 is adjusted according to the diameter of the pipe fitting, the internal thread knob 13 can be rotated anticlockwise, the right internal thread knob 13 is moved rightwards on the right guide rod 10, the left internal thread knob 13 is moved leftwards on the left guide rod 10, so that the internal thread knob 13 is separated from the clamping plate 11, the clamping plate 11 is moved with the guide rod 10, then the position height of the clamping plate 11 is adjusted, the central axis of the clamping plate 11 corresponds to the central axis of the pipe fitting, after the height of the clamping plate 11 is adjusted, the internal thread knob 13 is rotated clockwise, so that the internal thread knob 13 is in lap joint with the side face of the clamping plate 11, and the internal thread knob 13 can be tightly rotated, make grip block 11 fixed with guide bar 10, then work through servo motor 4, drive left side driving gear 6 anticlockwise rotation, and make pivot 5 rotate in the inside of fixing base 1, thereby can drive right side driving gear 6 and rotate, and through two driving gear 6 anticlockwise rotations, and then can drive two driven gear 8 clockwise rotations, and make two lead screws 7 together carry out clockwise rotation, and under the effect of guide bar 10, can drive connecting plate 9 and remove to the direction of work framework 2 on lead screw 7, and drive guide bar 10 and remove to the inside of work framework 2 in the inside of guiding hole 14, thereby can drive two grip blocks 11 and remove to the centre, and then can control the centre gripping with the inside pipe fitting of work framework 2 and fix.

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 fixing device that machining used, includes fixing base (1), its characterized in that: the top of the fixed seat (1) is fixedly connected with a working frame body (2), the left side of the fixed seat (1) is fixedly connected with a fixed plate (3), a servo motor (4) is fixedly arranged at the top of the fixed plate (3), a rotating shaft (5) is rotatably connected inside the fixed seat (1), the left end and the right end of the rotating shaft (5) are both fixedly connected with a driving gear (6), the left side and the right side of the working frame body (2) are both rotationally connected with screw rods (7), one end of the screw rod (7) far away from the working frame body (2) is fixedly connected with a driven gear (8), a connecting plate (9) is arranged on the side surface of the screw rod (7), a guide rod (10) is fixedly connected to one side of the connecting plate (9) far away from the driven gear (8), and a clamping mechanism is arranged at one end of the guide rod (10) far away from the connecting plate (9).

2. A fixture for machining design according to claim 1, characterized in that: fixture includes grip block (11), movable groove (12) have been seted up to one side that grip block (11) are close to guide bar (10), one side that guide bar (10) were kept away from in grip block (11) sets up to the arcwall face form, the side surface of guide bar (10) is provided with internal thread knob (13), guiding hole (14) have all been seted up to the left and right sides of work framework (2), guiding hole (14) and the inside intercommunication of work framework (2), guide bar (10) are pegged graft with the inside activity of guiding hole (14), the screw hole that runs through about the inside of connecting plate (9) is seted up, the inside threaded connection of lead screw (7) and screw hole.

3. A fixing device for machining design according to claim 2, characterized in that: the utility model discloses a clamp plate, including guide bar (10), guide bar (10) and activity groove (12), the side surface that guide bar (10) are close to grip block (11) one end sets up to the screw thread form, the side surface threaded connection of internal thread knob (13) and guide bar (10), internal thread knob (13) and grip block (11) one side relative overlap joint each other.

4. A fixture for machining design according to claim 1, characterized in that: the top fixed mounting of work framework (2) has pneumatic cylinder (15), the bottom fixedly connected with movable plate (16) of pneumatic cylinder (15), two cambered surface clamp plates (17) of bottom fixedly connected with of movable plate (16), the inside mutual adaptation of movable plate (16) and work framework (2), movable plate (16) are located fixture's top.

5. A fixing device for machining design according to claim 4, characterized in that: the inner walls of the left side and the right side of the working frame body (2) are respectively provided with a sliding groove (18), the left side and the right side of the moving plate (16) are respectively fixedly connected with a sliding block (19), and the sliding blocks (19) are connected with the sliding grooves (18) in a sliding mode.

6. A fixture for machining design according to claim 1, characterized in that: the output end of the servo motor (4) is fixedly connected with the left driving gear (6), and the driving gear (6) is meshed with the driven gear (8).