CN217371441U

CN217371441U - Finish machining clamping device for aluminum alloy precision part

Info

Publication number: CN217371441U
Application number: CN202220500176.3U
Authority: CN
Inventors: 何嘉栋; 何宇航
Original assignee: Anhui Shengchuang Yongtai New Material Technology Co ltd
Current assignee: Anhui Shengchuang Yongtai New Material Technology Co ltd
Priority date: 2022-03-09
Filing date: 2022-03-09
Publication date: 2022-09-06
Anticipated expiration: 2032-03-09

Abstract

The utility model discloses an aluminium alloy precision finishing clamping device relates to aluminium alloy precision finishing technical field, including the framework, the middle part of framework is equipped with the slip subassembly, and the middle part of framework is equipped with spacing subassembly, and the inboard fixedly connected with in bottom of framework props up a piece, two pneumatic cylinders of the inboard fixedly connected with in bottom of framework, the beneficial effects of the utility model are that: be convenient for drive fly leaf translational movement through connecting the lead screw, be convenient for drive first splint translational movement, it is spacing to carry out the centre gripping to the aluminium alloy precision piece of placing at the extension board top to be convenient for cooperate fixed second splint that sets up, help promoting respectively first splint and second splint through first rubber pad and third rubber pad and carry out the stability of centre gripping to the aluminium alloy precision piece, and be favorable to avoiding first splint and the top of workstation to take place the friction through the inside gliding ball in the spout that corresponds, the smoothness nature that first splint removed has been promoted.

Description

Finish machining clamping device for aluminum alloy precision part

Technical Field

The utility model relates to a clamping device, in particular to accurate fine machining clamping device of aluminum alloy belongs to accurate fine machining technical field of aluminum alloy.

Background

The aluminum alloy is a non-ferrous metal structural material which is most widely applied in industry, and is widely applied to aviation, aerospace, automobiles, mechanical manufacturing, ships and chemical industry, the rapid development of industrial economy has increased the demand on aluminum alloy welding structural parts, the research on the weldability of the aluminum alloy is deepened therewith, the aluminum alloy precision parts need to be clamped when being machined in the prior art, the stability of the prior clamping structure needs to be improved, the prior clamping structure is not convenient for clamping and limiting the aluminum alloy precision parts with different sizes, and the practicability is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aluminum alloy precision workpiece finish machining clamping device to the stability of the current clamping structure who proposes in solving above-mentioned background art remains the problem that promotes.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an aluminum alloy precision finishing clamping device, includes the framework, the middle part of framework is equipped with the slip subassembly, the middle part of framework is equipped with spacing subassembly, the inboard fixedly connected with in bottom of framework props up the piece, two pneumatic cylinders of the inboard fixedly connected with in bottom of framework, two the top fixedly connected with workstation of pneumatic cylinder, the inner wall fixedly connected with of workstation one side is motor that is just reversing, the transmission shaft fixedly connected with of motor that is just reversing connects the lead screw, there is the fly leaf outside of connecting the lead screw through screw-nut threaded connection, the top fixedly connected with second splint of workstation, one side fixedly connected with extension board of second splint, one side fixedly connected with third rubber pad of second splint.

Preferably, the sliding assembly comprises a first clamping plate and a first rubber pad, the first clamping plate is fixedly arranged at the top end of the movable plate, a sliding groove is formed in the inner side of the first clamping plate, and the first rubber pad is fixedly arranged on one side of the first clamping plate.

Preferably, two sliding grooves are formed in the top end of the workbench, two balls are fixedly connected to the bottom end of the first clamping plate, the two balls are respectively in sliding connection with the two sliding grooves, and the outer side of the supporting plate is in sliding connection with the sliding grooves.

Preferably, the limiting assembly comprises a fixing plate, a limiting plate and a second rubber pad, the fixing plate is fixedly arranged on the inner wall of one side of the frame body, the two springs are fixedly connected to the bottom end of the fixing plate, the limiting plates are fixedly arranged at the bottom ends of the springs, and the second rubber pad is fixedly arranged at the bottom end of the limiting plate.

Preferably, the bottom end of the workbench is attached to the top end of the supporting block.

Preferably, the one end of connecting the lead screw pass through the bearing with the inner wall of workstation opposite side rotates to be connected, the inboard fixedly connected with gag lever post of workstation, the inboard of fly leaf with the outside sliding connection of gag lever post, the outside of fly leaf with the inboard sliding connection of workstation.

Preferably, a switch panel is fixedly arranged on the other side of the frame body, a forward and reverse rotation motor switch and a hydraulic cylinder switch are respectively arranged on the surface of the switch panel, the forward and reverse rotation motor is electrically connected with an external power supply through the forward and reverse rotation motor switch, and the two hydraulic cylinders are electrically connected with the external power supply through the hydraulic cylinder switches.

Compared with the prior art, the utility model provides a pair of accurate fine machining clamping device of aluminum alloy has following beneficial effect:

1. a movable plate is convenient to drive to move in a translation mode through a connecting screw rod, a first clamping plate is convenient to drive to move in a translation mode, a second clamping plate which is convenient to match with and fixedly arranged is used for clamping and limiting an aluminum alloy precision piece placed at the top of a supporting plate, the stability of clamping the aluminum alloy precision piece by the first clamping plate and the second clamping plate is facilitated to be respectively improved through a first rubber pad and a third rubber pad, friction between the first clamping plate and the top of a workbench is facilitated to be avoided through balls sliding in corresponding sliding grooves, and the smoothness of movement of the first clamping plate is improved;

2. the utility model provides an aluminum alloy precision piece finish machining clamping device, is convenient for drive the workstation through the pneumatic cylinder and reciprocates to elasticity through the spring pushes away crowded power, is convenient for make the limiting plate produce the extrusion sense to aluminum alloy precision piece when aluminum alloy precision piece shifts up, helps promoting the limiting plate to aluminum alloy precision piece spacing frictional force through the second rubber pad simultaneously, and stability is good.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is one of the schematic sectional structural diagrams of the present invention;

fig. 3 is a second schematic cross-sectional view of the present invention;

fig. 4 is an enlarged schematic structural view of the sliding assembly of the present invention;

fig. 5 is an enlarged schematic structural view of the limiting assembly of the present invention.

In the figure: 1. a frame body; 2. a sliding assembly; 21. a first splint; 22. a through groove; 23. a first rubber pad; 3. a limiting component; 31. a fixing plate; 32. a spring; 33. a limiting plate; 34. a second rubber pad; 4. supporting a block; 5. a hydraulic cylinder; 6. a work table; 7. a positive and negative rotation motor; 8. connecting a screw rod; 9. a movable plate; 10. a limiting rod; 11. a second splint; 12. a support plate; 13. a third rubber pad; 14. a chute; 15. a ball bearing; 16. a switch panel.

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 efforts all belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-5, the utility model provides an aluminum alloy precision piece finish machining clamping device, including framework 1, framework 1's middle part is equipped with slip subassembly 2, framework 1's middle part is equipped with spacing subassembly 3, framework 1's bottom inboard fixedly connected with prop up piece 4, framework 1's bottom inboard fixedly connected with two pneumatic cylinders 5, the top of two pneumatic cylinders 5 is fixedly connected with workstation 6, the inner wall of workstation 6 one side is fixedly connected with positive and negative rotation motor 7, the transmission shaft of positive and negative rotation motor 7 is fixedly connected with connecting lead screw 8, the outside of connecting lead screw 8 is connected with fly leaf 9 through the lead screw nut screw thread, the top of workstation 6 is fixedly connected with second splint 11, one side fixedly connected with extension board 12 of second splint 11, one side fixedly connected with third rubber pad 13 of second splint 11;

the bottom end of the workbench 6 is attached to the top end of the supporting block 4;

one end of the connecting screw rod 8 is rotatably connected with the inner wall of the other side of the workbench 6 through a bearing, the inner side of the workbench 6 is fixedly connected with a limiting rod 10, the inner side of the movable plate 9 is in sliding connection with the outer side of the limiting rod 10, and the outer side of the movable plate 9 is in sliding connection with the inner side of the workbench 6;

a switch panel 16 is fixedly arranged on the other side of the frame body 1, a forward and reverse rotation motor switch and a hydraulic cylinder switch are respectively arranged on the surface of the switch panel 16, the forward and reverse rotation motor 7 is electrically connected with an external power supply through the forward and reverse rotation motor switch, and the two hydraulic cylinders 5 are electrically connected with the external power supply through the hydraulic cylinder switches.

Example 2:

the sliding assembly 2 comprises a first clamping plate 21 and a first rubber pad 23, the first clamping plate 21 is fixedly arranged at the top end of the movable plate 9, a through groove 22 is formed in the inner side of the first clamping plate 21, and the first rubber pad 23 is fixedly arranged on one side of the first clamping plate 21;

the top end of the workbench 6 is provided with two sliding grooves 14, the bottom end of the first clamping plate 21 is fixedly connected with two balls 15, the two balls 15 are respectively in sliding connection with the two sliding grooves 14, and the outer side of the support plate 12 is in sliding connection with the through groove 22;

specifically, as shown in fig. 1, fig. 2, fig. 3, and fig. 4, at first, the aluminum alloy precision piece that will need the centre gripping is placed on the extension board 12, and laminate mutually with one side of second splint 11, later through the positive and negative motor switch control positive and negative motor 7 operation on the flush mounting plate 16 of switch, drive connecting screw 8 corotation through positive and negative motor 7, fly leaf 9 will move to the right, will drive first splint 21 and move to the right, extension board 12 will slide gradually into the inside of logical groove 22 so, do not influence first splint 21 and be close mutually with second splint 11 gradually, cooperate second splint 11 to press from both sides tight spacing to the aluminum alloy precision piece, help promoting the frictional force that presss from both sides tight spacing to the aluminum alloy precision piece through first rubber pad 23 and third rubber pad 13.

Example 3:

the limiting assembly 3 comprises a fixing plate 31, a limiting plate 33 and a second rubber pad 34, the fixing plate 31 is fixedly arranged on the inner wall of one side of the frame body 1, the bottom end of the fixing plate 31 is fixedly connected with two springs 32, the limiting plate 33 is fixedly arranged at the bottom ends of the two springs 32, and the second rubber pad 34 is fixedly arranged at the bottom end of the limiting plate 33;

specifically, as in fig. 1, fig. 2, fig. 3, fig. 5 shows, if need further promote the spacing stability of aluminium alloy precision centre gripping, also can continue to open through two pneumatic cylinder 5 of pneumatic cylinder on-off control, drive workstation 6 through pneumatic cylinder 5 and shift up, then aluminium alloy precision will be driven and shift up this moment, laminate with limiting plate 33 and second rubber pad 34 mutually gradually, elastic extrusion force through two springs 32, make limiting plate 33 have certain extrusion force to aluminium alloy precision, help promoting the stability of centre gripping, and help promoting limiting plate 33 and to the spacing frictional force of aluminium alloy precision through second rubber pad 34 equally.

The working principle is as follows: when the clamping device is used, firstly, an aluminum alloy precision piece to be clamped is placed on the support plate 12 and is attached to one side of the second clamping plate 11, then the operation of the forward and reverse motor 7 is controlled through the forward and reverse motor switch on the switch panel 16, the forward and reverse motor 7 drives the connecting screw rod 8 to rotate forward, the movable plate 9 moves rightward, the first clamping plate 21 is driven to move rightward, the support plate 12 gradually slides into the through groove 22 without influencing the gradual approach of the first clamping plate 21 to the second clamping plate 11, the aluminum alloy precision piece is clamped and limited by matching with the second clamping plate 11, the friction force for clamping and limiting the aluminum alloy precision piece is favorably improved through the first rubber pad 23 and the third rubber pad 13, then, after the clamping and limiting of the aluminum alloy precision piece are finished, if the stability for further improving the clamping and limiting of the aluminum alloy precision piece is needed, also can continue to open through two pneumatic cylinders 5 of pneumatic cylinder on-off control, drive workstation 6 through pneumatic cylinder 5 and shift up, the accurate piece of aluminum alloy will be driven and shift up this moment, laminate mutually with limiting plate 33 and second rubber pad 34 gradually, elastic extrusion force through two springs 32 for limiting plate 33 has certain extrusion force to the accurate piece of aluminum alloy, help promoting the stability of centre gripping, and help promoting limiting plate 33 to the spacing frictional force of accurate piece of aluminum alloy equally through second rubber pad 34.

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 an aluminum alloy precision finishing clamping device, includes framework (1), its characterized in that: the middle part of the frame body (1) is provided with a sliding component (2), the middle part of the frame body (1) is provided with a limiting component (3), a supporting block (4) is fixedly connected to the inner side of the bottom end of the frame body (1), two hydraulic cylinders (5) are fixedly connected to the inner side of the bottom end of the frame body (1), a workbench (6) is fixedly connected to the top ends of the two hydraulic cylinders (5), the inner wall of one side of the workbench (6) is fixedly connected with a forward and reverse rotating motor (7), a transmission shaft of the positive and negative rotation motor (7) is fixedly connected with a connecting screw rod (8), the outer side of the connecting screw rod (8) is connected with a movable plate (9) through screw threads of a screw rod nut, the top end of the workbench (6) is fixedly connected with a second clamping plate (11), one side of the second clamping plate (11) is fixedly connected with a support plate (12), and a third rubber pad (13) is fixedly connected to one side of the second clamping plate (11).

2. An aluminum alloy precision finishing clamping device according to claim 1, characterized in that: sliding assembly (2) include first splint (21) and first rubber pad (23), first splint (21) are fixed to be set up the top of fly leaf (9), logical groove (22) have been seted up to the inboard of first splint (21), first rubber pad (23) are fixed to be set up one side of first splint (21).

3. An aluminum alloy precision finishing clamping device according to claim 2, characterized in that: two sliding grooves (14) are formed in the top end of the workbench (6), two balls (15) are fixedly connected to the bottom end of the first clamping plate (21), the two balls (15) are respectively in sliding connection with the two sliding grooves (14), and the outer side of the support plate (12) is in sliding connection with the through groove (22).

4. An aluminum alloy precision finishing clamping device according to claim 1, characterized in that: spacing subassembly (3) are including fixed plate (31), limiting plate (33) and second rubber pad (34), fixed plate (31) are fixed to be set up the inner wall of framework (1) one side, two springs (32) of the bottom fixedly connected with of fixed plate (31), limiting plate (33) are fixed to be set up two the bottom of spring (32), second rubber pad (34) are fixed to be set up the bottom of limiting plate (33).

5. An aluminum alloy precision part finishing clamping device according to claim 1, characterized in that: the bottom end of the workbench (6) is attached to the top end of the supporting block (4).

6. An aluminum alloy precision finishing clamping device according to claim 1, characterized in that: the one end of connecting lead screw (8) pass through the bearing with the inner wall of workstation (6) opposite side rotates to be connected, the inboard fixedly connected with gag lever post (10) of workstation (6), the inboard of fly leaf (9) with the outside sliding connection of gag lever post (10), the outside of fly leaf (9) with the inboard sliding connection of workstation (6).

7. An aluminum alloy precision finishing clamping device according to claim 1, characterized in that: the fixed flush mounting plate of switch panel (16) that is equipped with of opposite side of framework (1), the surface of flush mounting plate of switch (16) is equipped with just reversing motor switch and pneumatic cylinder switch respectively, just reversing motor (7) are through just reversing motor switch and external power supply electric connection, two pneumatic cylinder (5) are all through pneumatic cylinder switch and external power supply electric connection.