CN210281473U

CN210281473U - Clamping device for machining that suitability is strong

Info

Publication number: CN210281473U
Application number: CN201921225922.7U
Authority: CN
Inventors: 唐启贵; 雷凤琼; 唐著
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-04-10
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a clamping device for machining that suitability is strong relates to machining technical field, and it includes the workstation, the last fixed surface of workstation is connected with a supporting bench, and the equal joint of the left and right sides face of a supporting bench inner wall has first bearing, has cup jointed first pivot in the first bearing, and two first pivots are through the screw thread post fixed connection of two fixed connection together, and the right-hand member fixedly connected with of the first pivot in right side changes the handle. This clamping device for machining that suitability is strong, through the rotor plate, the fixture block, the draw-in groove, the sliding sleeve, the slide bar, the connecting rod, the support frame, splint and the mutual cooperation between the spring to make the staff can select suitable splint according to the shape of part of processing, make suitable splint more stable to the centre gripping of work piece, and change process simple and convenient, labour saving and time saving, thereby it is fixed convenient to have brought for the centre gripping of staff to different shapes work piece, improved the practicality of anchor clamps for machining.

Description

Clamping device for machining that suitability is strong

Technical Field

The utility model relates to a machining technical field specifically is a clamping device for machining that suitability is strong.

Background

In some machining processes, a clamping device is often needed to clamp and fix a workpiece to be machined so as to ensure the normal operation of machining operation, however, the shape of the workpiece is often different, some arc-shaped workpieces, some square-shaped workpieces, and of course some irregularly shaped, however, the shape of the clamp is often fixed, so that the clamp cannot be matched with the shape of the workpiece, the clamp cannot stably clamp the workpiece, and some clamping devices capable of replacing the clamp are provided, however, when workpieces with other shapes need to be machined, a worker needs to use a tool to spend a great deal of time on replacing the clamp, the replacement process is complex, therefore, the clamping device for machining brings great trouble to clamping and fixing workpieces with different shapes for workers, and reduces the practicability of the clamp for machining, so that the clamping device for machining with strong applicability is urgently needed to solve the problems.

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 clamping device for machining that suitability is strong, the shape of having solved anchor clamps and work piece is matchd inadequately and will be leaded to anchor clamps to be stable inadequately to the centre gripping of work piece, also some clamping device that can change anchor clamps, but when the work piece of other shapes of needs processing, just need staff's use tools to consume the plenty of time and change the anchor clamps, and the change process is comparatively complicated, thereby it is very troublesome to have brought fixedly for the centre gripping of staff to different shapes work piece, the problem of the practicality of anchor clamps for machining has been reduced.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the technical proposal that: the utility model provides a clamping device for machining that suitability is strong, includes the workstation, the last fixed surface of workstation is connected with a supporting bench, the equal joint of the left and right sides face of a supporting bench inner wall has first bearing, cup jointed first pivot in the first bearing, and two first pivots are through the screw thread post fixed connection that two fixed connection are in the same place, and the right-hand member fixedly connected with of the first pivot in right side changes the handle, screw thread post external screw thread connection has the screw cap.

The upper surface fixed connection of screw cap has the fixed plate, four draw-in grooves have been seted up to the upper surface of fixed plate, be provided with the fixture block in the draw-in groove, and the equal fixed connection of four fixture blocks is at the lower surface of rotor plate, the upper surface joint of fixed plate has rotary device, rotary device's top and the bottom fixed connection of connecting rod.

The utility model discloses a connecting rod, including connecting rod, top backup pad, sliding sleeve, spring, sliding sleeve, connecting rod, and four splint are connected to the outer joint of connecting rod, and two backup pads are through four sliding rod fixed connection, spring and sliding sleeve have been cup jointed respectively outward to the sliding rod, the both ends of spring are connected with the lower surface of top backup pad and the last fixed surface of sliding sleeve respectively, and in the equal fixedly connected with rotor plate of four sliding sleeves, the top fixedly connected with support frame of connecting rod, the last fixed surface.

Preferably, the rotating device comprises a second bearing, the second bearing is clamped on the upper surface of the fixing plate, and the top end of a second rotating shaft sleeved in the second bearing is fixedly connected with the bottom end of the connecting rod.

Preferably, the lower surface of the threaded cap is fixedly connected with a sliding block, the two sliding blocks are connected in the same sliding groove in a sliding mode, and the sliding groove is formed in the upper surface of the inner wall of the supporting table.

Preferably, the outer surface of the clamping plate is provided with anti-skidding lines, and the shapes of the four clamping plates are respectively circular, square, pentagonal and hexagonal.

Preferably, the outer surface of the rotating plate is provided with a plurality of anti-skid lugs, the outer surface of the rotating handle is provided with anti-skid threads, and the thread directions of the two thread columns are opposite.

(III) advantageous effects

The beneficial effects of the utility model reside in that:

1. the clamping device for machining with high applicability is characterized in that the rotating plate, the clamping blocks, the clamping grooves, the sliding sleeve, the sliding rod, the connecting rod, the supporting frame, the clamping plates and the springs are matched with one another, when a hexagonal workpiece needs to be clamped, a worker can pull the four clamping blocks upwards through the rotating plate to enable the four clamping blocks to move upwards and separate from the four clamping grooves, the worker can drive the sliding sleeve, the sliding rod, the connecting rod, the supporting frame and the clamping plates to rotate through the rotating plate, when the hexagonal clamping plates rotate to the left side, the worker loosens the rotating plate to enable the four springs to drive the sliding sleeve and the rotating plate to move downwards through self elasticity, the rotating plate can drive the four clamping blocks to move downwards and clamp the four clamping grooves, the positions of the clamping plates are fixed, the worker can rotate the rotating plate on the left side through the same method, and accordingly the worker can select the proper clamping plates, the clamp plate is more stable in clamping of workpieces, the replacement process is simple and convenient, time and labor are saved, convenience is brought to clamping and fixing of workpieces in different shapes for workers, and the practicability of the clamp for machining is improved.

2. This clamping device for machining that suitability is strong sets up anti-skidding line through the surface of splint to can increase the frictional force between work piece and the splint, thereby make splint more stable to the centre gripping of work piece, difficult slip.

3. This clamping device for machining that suitability is strong through setting up spout and slider, has not only avoided the screw thread post to rotate and has driven the screw cap circumstances of rotating together, can drive the slider and remove about in the spout when still making the screw cap remove to it is more stable to make the screw cap remove about.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is an enlarged schematic structural view at a position a of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the rotating plate according to the present invention;

fig. 4 is a schematic view of the right side view of the support frame according to the present invention.

In the figure: the device comprises a working table 1, a supporting table 2, a first bearing 3, a first rotating shaft 4, a threaded column 5, a rotating handle 6, a threaded cap 7, a fixing plate 8, a clamping groove 9, a clamping block 10, a rotating plate 11, a rotating device 12, a second bearing 121, a second rotating shaft 122, a connecting rod 13, a supporting plate 14, a sliding rod 15, a sliding sleeve 16, a spring 17, a supporting frame 18, a clamping plate 19, a sliding block 20 and a sliding groove 21.

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.

As shown in fig. 1-4, the utility model provides a technical solution: a clamping device for machining with high applicability comprises a workbench 1, wherein a supporting table 2 is fixedly connected to the upper surface of the workbench 1, first bearings 3 are clamped on the left side surface and the right side surface of the inner wall of the supporting table 2, the first bearings 3 are arranged, so that a first rotating shaft 4 can rotate in the first bearings 3 when driving a threaded column 5 to rotate, a supporting point can be provided for the rotation of the threaded column 5, the rotation of the threaded column 5 is more stable, the first rotating shaft 4 is sleeved in the first bearings 3, the two first rotating shafts 4 are fixedly connected through two threaded columns 5 which are fixedly connected together, the thread directions of the two threaded columns 5 are opposite, and when the two threaded columns 5 rotate simultaneously, two thread caps 7 connected through surface threads can be close to each other or far away from each other, and the right end of the right first rotating shaft 4 is fixedly connected with a rotating handle 6, the outer surface of the rotating handle 6 is provided with anti-skid grains, the outer surface of the rotating handle 6 is provided with the anti-skid grains, thereby increasing the friction force between the palm of the worker and the rotating handle 6, so that the worker can rotate the first rotating shaft 4 and the threaded column 5 more conveniently and more conveniently by rotating the rotating handle 6, the sliding is not easy, the threaded column 5 is externally connected with the threaded cap 7, the lower surface of the threaded cap 7 is fixedly connected with the sliding block 20, and the two sliding blocks 20 are connected in the same sliding chute 21 in a sliding way, the sliding chute 21 is arranged on the upper surface of the inner wall of the supporting platform 2, by arranging the sliding groove 21 and the sliding block 20, the situation that the threaded post 5 rotates to drive the threaded cap 7 to rotate together is avoided, the screw cap 7 can move left and right and simultaneously drive the sliding block 20 to move left and right in the sliding groove 21, so that the screw cap 7 can move left and right more stably.

The upper surface of the screw cap 7 is fixedly connected with a fixing plate 8, the upper surface of the fixing plate 8 is provided with four clamping grooves 9, clamping blocks 10 are arranged in the clamping grooves 9, when the clamping blocks 10 are separated from the clamping grooves 9, a worker can rotate a support frame 18 to rotate a clamping plate 19, when the clamping blocks 10 are clamped in the clamping grooves 9, the position of the clamping plate 19 can be fixed, the four clamping blocks 10 are fixedly connected to the lower surface of a rotating plate 11, the outer surface of the rotating plate 11 is provided with a plurality of anti-skidding lugs, so that the friction force between the palm of the worker and the rotating plate 11 can be increased, the worker can rotate a connecting rod 13 through the rotating plate 11 and pull the clamping blocks 10 upwards conveniently and laborsavingly, the clamping blocks are not easy to slide, the upper surface of the fixing, top and the bottom fixed connection of connecting rod 13 of rotary device 12, rotary device 12 includes second bearing 121, second bearing 121 joint is at the upper surface of fixed plate 8, the top of the second pivot 122 that cup joints in the second bearing 121 and the bottom fixed connection of connecting rod 13, through setting up second bearing 121, when making rotor plate 11 drive connecting rod 13 through sliding sleeve 16 and slide bar 15 and rotate, can drive second pivot 122 at second bearing 121 internal rotation, thereby can provide a strong point for the rotation of splint 19, make splint 19 pivoted more stable.

Two support plates 14 are clamped outside the connecting rod 13, the two support plates 14 are fixedly connected through four sliding rods 15, springs 17 and sliding sleeves 16 are respectively sleeved outside the sliding rods 15, the springs 17 are arranged, when a worker loosens the rotating plate 11, the four springs 17 can drive the sliding sleeves 16 and the rotating plate 11 to move downwards by utilizing self elasticity, the rotating plate 11 can drive the four clamping blocks 10 to move downwards and be clamped into the four clamping grooves 9, so that the position of the clamping plate 19 is fixed, two ends of each spring 17 are respectively fixedly connected with the lower surface of the upper support plate 14 and the upper surface of the corresponding sliding sleeve 16, the four sliding sleeves 16 are all fixedly connected in the rotating plate 11, the sliding rods 15 and the sliding sleeves 16 are arranged, the sliding sleeves 16 can be driven to move upwards and downwards outside the sliding rods 15 while the rotating plate 11 moves upwards and downwards, so that the up and down movement of the rotating plate 11 is more stable, a support 18 is, the last fixed surface of support frame 18 is connected with four splint 19, and splint 19's surface is provided with anti-skidding line, and the surface through splint 19 sets up anti-skidding line, thereby can increase the frictional force between work piece and the splint 19, thereby make splint 19 more stable to the centre gripping of work piece, difficult slip, and four splint 19's shape is circular respectively, square, pentagon and hexagon, through setting up four splint 19's shape respectively to circular, square, pentagon and hexagon, make the utility model discloses can carry out the centre gripping to circular, square, pentagon and hexagonal work piece, nevertheless not be limited to here, the staff can also select four anchor clamps commonly used as required to make things convenient for staff's use.

The utility model discloses an operating procedure does:

s1, when a hexagonal workpiece needs to be clamped, a worker can pull the four fixture blocks 10 upwards through the rotating plate 11, so that the four fixture blocks 10 move upwards and are separated from the four clamping grooves 9, and the worker can drive the sliding sleeve 16, the sliding rod 15, the connecting rod 13, the supporting frame 18 and the clamping plate 19 to rotate through the rotating plate 11;

s2, when the hexagonal clamp plate 19 rotates to the left side, a worker loosens the rotating plate 11, so that the four springs 17 can drive the sliding sleeve 16 and the rotating plate 11 to move downwards by utilizing the elasticity of the springs, the rotating plate 11 can drive the four clamping blocks 10 to move downwards and clamp the clamping blocks 9, the position of the clamp plate 19 is fixed, the worker can rotate the left rotating plate 11 by the same method, the worker can select the proper clamp plate 19 according to the shape of a processed part, and the use methods of other clamp plates 19 are the same;

s3, when the part needs to be clamped, a worker can place the workpiece between the two clamping plates 19 firstly, and then the threaded columns 5 are rotated backwards through the rotating handle 6 and the first rotating shaft 4, so that the two threaded caps 7 are close to each other under the threaded connection effect of the two threaded columns 5 and clamp the workpiece, and the worker can process the workpiece.

The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a clamping device for machining that suitability is strong, includes workstation (1), its characterized in that: the upper surface of the workbench (1) is fixedly connected with a supporting table (2), the left side surface and the right side surface of the inner wall of the supporting table (2) are respectively clamped with a first bearing (3), a first rotating shaft (4) is sleeved in the first bearings (3), the two first rotating shafts (4) are fixedly connected through two threaded columns (5) which are fixedly connected together, the right end of the first rotating shaft (4) on the right side is fixedly connected with a rotating handle (6), and the threaded columns (5) are in threaded connection with threaded caps (7);

the upper surface of the threaded cap (7) is fixedly connected with a fixing plate (8), the upper surface of the fixing plate (8) is provided with four clamping grooves (9), clamping blocks (10) are arranged in the clamping grooves (9), the four clamping blocks (10) are fixedly connected to the lower surface of a rotating plate (11), the upper surface of the fixing plate (8) is clamped with a rotating device (12), and the top end of the rotating device (12) is fixedly connected with the bottom end of a connecting rod (13);

connecting rod (13) outer joint has two backup pads (14), and two backup pads (14) are through four slide bar (15) fixed connection, spring (17) and sliding sleeve (16) have been cup jointed respectively outward in slide bar (15), the both ends of spring (17) respectively with the lower surface of top backup pad (14) and the last fixed surface of sliding sleeve (16) be connected, and in four equal fixedly connected with rotor plates (11) of sliding sleeve (16), the top fixedly connected with support frame (18) of connecting rod (13), the last fixed surface of support frame (18) is connected with four splint (19).

2. The clamping device for machining with high applicability according to claim 1, and is characterized in that: the rotating device (12) comprises a second bearing (121), the second bearing (121) is connected to the upper surface of the fixing plate (8) in a clamped mode, and the top end of a second rotating shaft (122) which is connected in the second bearing (121) in a sleeved mode is fixedly connected with the bottom end of the connecting rod (13).

3. The clamping device for machining with high applicability according to claim 1, and is characterized in that: the lower surface fixedly connected with slider (20) of screw cap (7), and two slider (20) sliding connection are in same spout (21), spout (21) are seted up at the upper surface of brace table (2) inner wall.

4. The clamping device for machining with high applicability according to claim 1, and is characterized in that: the outer surface of the clamping plate (19) is provided with anti-skidding lines, and the shapes of the four clamping plates (19) are respectively circular, square, pentagonal and hexagonal.

5. The clamping device for machining with high applicability according to claim 1, and is characterized in that: the anti-skidding structure is characterized in that a plurality of anti-skidding lugs are arranged on the outer surface of the rotating plate (11), anti-skidding threads are arranged on the outer surface of the rotating handle (6), and the thread directions of the two thread columns (5) are opposite.