CN212946714U

CN212946714U - Machining positioning device

Info

Publication number: CN212946714U
Application number: CN202021847578.8U
Authority: CN
Inventors: 刘煜洁
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-04-13
Anticipated expiration: 2030-08-27

Abstract

The utility model discloses a machining positioner, including the processing platform, the top both sides of processing platform are provided with hold-down mechanism one and hold-down mechanism two respectively, and hold-down mechanism one all fixes being provided with locking mechanism with one side that hold-down mechanism two are close to each other, and the front and the back of hold-down mechanism one all are provided with the baffle, and one side that hold-down mechanism two was kept away from to hold-down mechanism one is provided with the cylinder component, the bottom of cylinder component and the top fixed connection of processing platform, and hold-down mechanism two is through the fixed plate of its bottom and the top fixed connection of processing platform. The contact area of the surface of the irregular workpiece can be increased through the action of the telescopic blocks on the first pressing mechanism and the second pressing mechanism, and the telescopic blocks are fixed through the locking mechanism, so that the irregular workpiece can be tightened through the telescopic blocks under the action of the air cylinder assembly, and then the workpiece is effectively clamped and positioned.

Description

Machining positioning device

Technical Field

The utility model relates to a machining equipment technical field particularly, relates to a machining positioner.

Background

In the machining process, the positioning device plays a very important role, the positioning device ensures that a workpiece is always in a correct position relative to a machine tool, a cutter and the like, the machining precision of the workpiece is ensured, and in the machining process, a plurality of working procedures are required from a blank to a finished product, but the positioning device mainly comprises two modes of rough reference positioning and fine reference positioning.

However, the existing positioning device cannot clamp and position the workpiece with an irregular shape powerfully, and if the workpiece cannot be clamped and positioned effectively, the processing quality of the workpiece is affected, the rejection rate of the workpiece is high, and the production cost is increased.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a machining positioner to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a machining positioner, including the processing platform, the top both sides of processing platform are provided with hold-down mechanism one and hold-down mechanism two respectively, one side that hold-down mechanism one and hold-down mechanism two are close to each other all fixes and is provided with locking mechanism, locking mechanism is connected with the top of processing platform, the front and the back of hold-down mechanism one all are provided with the baffle, the bottom of baffle and the top fixed connection of processing platform, one side that hold-down mechanism two was kept away from to hold-down mechanism one is provided with the cylinder component, the bottom of cylinder component and the top fixed connection of processing platform, hold-down mechanism two is through the fixed plate of its bottom and the top fixed connection of processing platform.

Further, in order to increase the contact area of the surface of an irregular workpiece and effectively clamp the irregular workpiece, a first pressing mechanism and a second pressing mechanism both comprise pressing blocks, the bottom ends of the pressing blocks are connected with the top end of the machining platform, a plurality of guide grooves are transversely formed in the middle of the pressing blocks, springs are arranged in the inner clamping connection of the guide grooves, guide blocks are arranged on one sides of the springs, the pressing blocks are close to one sides of the guide blocks and fixedly connected with one sides of the locking mechanisms, and telescopic blocks are arranged at positions, far away from one sides of the springs, of the guide blocks and penetrate through the middle of the locking mechanisms.

Furthermore, in order to better contact the surface of an irregular workpiece and not damage the workpiece, one side of the telescopic block, which is far away from the guide block, is of an arc-shaped structure.

Further, in order to realize fixing the telescopic block and further realize the requirement of stably clamping irregular workpieces, the locking mechanism comprises a plurality of locking blocks, the bottom end of each locking block is connected with the top end of the machining platform, one side of each locking block is connected with one side, close to the guide block, of each pressing block, the top and the bottom of each locking block are provided with locking bolts in a penetrating mode, and the locking bolts are matched with through holes formed in the top and the bottom of each locking block.

Further, for the purpose of stably fixing the cylinder and effectively pushing the first compressing mechanism, the cylinder assembly comprises a cylinder, cylinder fixing seats are fixedly arranged on two sides of the bottom end of the cylinder, the bottom end of each cylinder fixing seat is fixedly connected with the top end of the corresponding processing platform, a cylinder head is fixedly connected with an output shaft of the cylinder, and one side of the cylinder head is fixedly connected with one side, away from the corresponding guide block, of the corresponding compressing block.

Further, in order to make the processing platform more stable, and can realize carrying out the regulation of height to the processing platform, the equal vertical bracing piece that is provided with in bottom both sides of processing platform, the bottom fixedly connected with wheel of bracing piece is provided with the horizontal pole between the middle part of bracing piece, and the both sides of horizontal pole all are provided with the jacking cylinder.

Furthermore, in order to facilitate the disassembly and assembly of the second pressing mechanism and the locking mechanism, the bottom end of the fixing plate is fixedly connected with the top end of the processing platform through a first fixing bolt, the first pressing mechanism is connected with the locking mechanism through a second fixing bolt, and the second pressing mechanism is connected with the locking mechanism through a second fixing bolt.

Furthermore, in order to realize automatic control, an operation panel is arranged on one side, close to the first pressing mechanism, of the processing platform, and the operation panel, the air cylinder and the jacking air cylinder are electrically connected.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the contact area of the surface of the irregular workpiece can be increased through the action of the telescopic blocks on the first pressing mechanism and the second pressing mechanism, and the telescopic blocks are fixed through the locking mechanism, so that the irregular workpiece can be tightened through the telescopic blocks under the action of the air cylinder assembly, and then the workpiece is effectively clamped and positioned.

2. Set up bracing piece and wheel through the bottom at processing platform, can remove processing platform, in addition, under the effect of jacking cylinder, not only can make processing platform more stable, also can satisfy the requirement of carrying out altitude mixture control to processing platform.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a machining positioning device according to an embodiment of the present invention;

fig. 2 is a second schematic structural diagram of a machining positioning device according to an embodiment of the present invention;

fig. 3 is a top view of a machining fixture according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a locking mechanism in a machining positioning device according to an embodiment of the present invention.

Reference numerals:

1. a processing platform; 2. a first pressing mechanism; 3. a second pressing mechanism; 4. a locking mechanism; 5. a baffle plate; 6. a cylinder assembly; 7. a fixing plate; 8. a compression block; 9. a guide groove; 10. a spring; 11. a guide block; 12. a telescopic block; 13. a locking block; 14. locking the bolt; 15. a cylinder; 16. a cylinder fixing seat; 17. a cylinder head; 18. a support bar; 19. a wheel; 20. a cross bar; 21. jacking a cylinder; 22. fixing a first bolt; 23. fixing a second bolt; 24. an operation panel.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a machining positioner.

The invention will now be further described with reference to the accompanying drawings and specific embodiments, as shown in figures 1-4, according to the utility model discloses machining positioner, including processing platform 1, processing platform 1's top both sides are provided with hold-down mechanism 2 and hold-down mechanism two 3 respectively, hold-down mechanism 2 and hold-down mechanism two 3 one side that is close to each other are all fixed and are provided with locking mechanism 4, locking mechanism 4 is connected with processing platform 1's top, hold-down mechanism 2's front and back all are provided with baffle 5, the bottom of baffle 5 and processing platform 1's top fixed connection, hold-down mechanism 2 keeps away from one side of hold-down mechanism two 3 and is provided with cylinder component 6, cylinder component 6's bottom and processing platform 1's top fixed connection, hold-down mechanism two 3 is through the fixed plate 7 of its bottom and processing platform 1's top fixed connection.

By means of the scheme, the contact area of the surface of the irregular workpiece can be increased through the action of the first pressing mechanism 2 and the second pressing mechanism 3, then the workpiece is effectively clamped and positioned under the pushing of the air cylinder assembly 6, the machining quality of the workpiece is further guaranteed, and the production cost is saved.

In one embodiment, the first pressing mechanism 2 and the second pressing mechanism 3 both comprise pressing blocks 8, the bottom ends of the pressing blocks 8 are connected with the top end of the processing platform 1, a plurality of guide grooves 9 are transversely formed in the middle of the pressing blocks 8, springs 10 are arranged in the guide grooves 9 in a clamped mode, guide blocks 11 are arranged on one sides of the springs 10, one sides of the pressing blocks 8, which are close to the guide blocks 11, are fixedly connected with one sides of the locking mechanisms 4, the guide blocks 11 are far away from one sides of the springs 10 and penetrate through the middle of the locking mechanisms 4 to be provided with telescopic blocks 12, the contact area of the surfaces of irregular workpieces can be increased under the matching of the telescopic blocks 12 and the springs 10, the telescopic blocks 12 are fixed through the locking mechanisms 4, and the irregular workpieces can be clamped through the telescopic blocks 12.

In one embodiment, the side of the telescopic block 12 far away from the guide block 11 is in an arc structure, so that the telescopic block 12 can be better contacted with the surface of an irregular workpiece and the workpiece is not easy to damage.

In one embodiment, the locking mechanism 4 comprises a plurality of locking blocks 13, the bottom end of each locking block 13 is connected with the top end of the processing platform 1, one side of each locking block 13 is connected with one side, close to the guide block 11, of the pressing block 8, locking bolts 14 are arranged at the top and the bottom of each locking block 13 in a penetrating mode, the locking bolts 14 are matched with through holes formed in the top and the bottom of each locking block 13, and by arranging the locking blocks 13, the locking mechanism 4 can fix the telescopic blocks 12, and therefore the requirement for stably clamping irregular workpieces is met.

In one embodiment, the cylinder assembly 6 includes a cylinder 15, both sides of the bottom end of the cylinder 15 are fixedly provided with a cylinder fixing seat 16, the bottom end of the cylinder fixing seat 16 is fixedly connected with the top end of the processing platform 1, an output shaft of the cylinder 15 is fixedly connected with a cylinder head 17, one side of the cylinder head 17 is fixedly connected with one side of the pressing block 8 far away from the guide block 11, so that the cylinder 15 can be stably fixed, and the cylinder head 17 ensures that the cylinder 15 and the pressing mechanism one 2 have a better contact area, and further the pressing mechanism one 2 is more effectively pushed.

In an embodiment, the equal vertical bracing piece 18 that is provided with in bottom both sides of processing platform 1, the bottom fixedly connected with wheel 19 of bracing piece 18 is provided with horizontal pole 20 between the middle part of bracing piece 18, and the both sides of horizontal pole 20 all are provided with jacking cylinder 21, can realize removing processing platform 1, and in addition, under jacking cylinder 21's effect, not only can make processing platform 1 more stable, also can satisfy the requirement of carrying out altitude mixture control to processing platform 1.

In one embodiment, the bottom end of the fixing plate 7 is fixedly connected with the top end of the processing platform 1 through a first fixing bolt 22, the first pressing mechanism 2 is connected with the locking mechanism 4 through a second fixing bolt 23, and the second pressing mechanism 3 is connected with the locking mechanism 4 through a second fixing bolt 23, so that the second pressing mechanism 3 and the locking mechanism 4 can be conveniently detached and installed.

In one embodiment, an operation panel 24 is disposed on a side of the processing platform 1 close to the first pressing mechanism 2, and the operation panel 24, the air cylinder 15 and the jacking air cylinder 21 are electrically connected, so that automatic control can be realized.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, firstly, the equipment is adjusted to a preset position through the wheels 19, the jacking cylinder 21 is started to lift the wheels 19 to leave the ground, the jacking cylinder 21 can be used for adjusting the height of the processing platform 1 according to actual conditions, then an irregular workpiece needing to be positioned is placed between the first pressing mechanism 2 and the second pressing mechanism 3, the starting cylinder 15 pushes the first pressing mechanism 2 through the cylinder head 17, the first pressing mechanism 2 moves rightwards under the limitation of the baffle plates 5 on two sides, when the first pressing mechanism 2 and the second pressing mechanism 3 contact the workpiece, the telescopic blocks 12 on the first pressing mechanism 2 and the second pressing mechanism 3 compress the spring 10 and contract, the first pressing mechanism 2 is continuously pushed until all the telescopic blocks 12 contact the workpiece or the first pressing mechanism 2 and the telescopic blocks 12 on the second pressing mechanism 3 contact each other, at the moment, the locking bolt 14 is rotated clockwise, so that the locking block 13 clamps the telescopic blocks 12 under the action of the locking bolt 14, and finally, continuously using the air cylinder 15 to push the first pressing mechanism 2, so that the workpiece is clamped and positioned under the action of the first pressing mechanisms 2 and the second pressing mechanisms 3 on the two sides.

To sum up, with the help of the utility model discloses an above-mentioned technical scheme, through hold-down mechanism one 2 and hold-down mechanism two 3 go up the effect of flexible piece 12, can increase the area of contact to irregular workpiece surface, flexible piece 12 is fixed through locking mechanism 4 to can step up irregular work piece through flexible piece 12 under the effect of cylinder subassembly 6, and then carry out effectual clamp to fix a position to the work piece. Set up bracing piece 18 and wheel 19 through the bottom at processing platform 1, can remove processing platform 1, in addition, under jacking cylinder 21's effect, not only can make processing platform 1 more stable, also can satisfy the requirement of carrying out altitude mixture control to processing platform 1.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The mechanical processing positioning device is characterized by comprising a processing platform (1), wherein a first pressing mechanism (2) and a second pressing mechanism (3) are respectively arranged on two sides of the top end of the processing platform (1), a locking mechanism (4) is fixedly arranged on one side, close to each other, of each of the first pressing mechanism (2) and the second pressing mechanism (3), the locking mechanism (4) is connected with the top end of the processing platform (1), baffles (5) are respectively arranged on the front side and the back side of the first pressing mechanism (2), the bottom end of each baffle (5) is fixedly connected with the top end of the processing platform (1), an air cylinder assembly (6) is arranged on one side, far away from the second pressing mechanism (3), of the first pressing mechanism (2), the bottom end of each air cylinder assembly (6) is fixedly connected with the top end of the processing platform (1), and the second pressing mechanism (3) is fixedly connected with the top end of the processing platform (1) through a fixing plate (7) at the bottom of each pressing mechanism, and the pressing And (4) fixing connection.

2. The machining positioning device according to claim 1, characterized in that the first pressing mechanism (2) and the second pressing mechanism (3) both comprise pressing blocks (8), the bottom ends of the pressing blocks (8) are connected with the top end of the machining platform (1), a plurality of guide grooves (9) are transversely formed in the middle of the pressing blocks (8), springs (10) are arranged in the guide grooves (9) in a clamped mode, guide blocks (11) are arranged on one sides of the springs (10), one sides of the pressing blocks (8) close to the guide blocks (11) are fixedly connected with one sides of the locking mechanisms (4), and telescopic blocks (12) are arranged in positions, far away from the one sides of the springs (10) and penetrate through the middle of the locking mechanisms (4), of the guide blocks (11).

3. The machining positioning device according to claim 2, characterized in that the side of the telescopic block (12) remote from the guide block (11) is of an arc-shaped configuration.

4. The machining positioning device according to claim 3, characterized in that the locking mechanism (4) comprises a plurality of locking blocks (13), the bottom ends of the locking blocks (13) are connected with the top end of the machining platform (1), one side of each locking block (13) is connected with one side, close to the guide block (11), of the pressing block (8), locking bolts (14) penetrate through the top and the bottom of each locking block (13), and the locking bolts (14) are matched with through holes formed in the top and the bottom of each locking block (13).

5. The machining positioning device according to claim 4, characterized in that the cylinder assembly (6) comprises a cylinder (15), cylinder fixing seats (16) are fixedly arranged on two sides of the bottom end of the cylinder (15), the bottom end of each cylinder fixing seat (16) is fixedly connected with the top end of the machining platform (1), a cylinder head (17) is fixedly connected to an output shaft of the cylinder (15), and one side of the cylinder head (17) is fixedly connected with one side of the pressing block (8) far away from the guide block (11).

6. The machining positioning device according to claim 5, characterized in that supporting rods (18) are vertically arranged on two sides of the bottom end of the machining platform (1), wheels (19) are fixedly connected to the bottom ends of the supporting rods (18), a cross rod (20) is arranged between the middle parts of the supporting rods (18), and jacking cylinders (21) are arranged on two sides of the cross rod (20).

7. The machining positioning device according to claim 6, wherein the bottom end of the fixing plate (7) is fixedly connected with the top end of the machining platform (1) through a first fixing bolt (22), the first pressing mechanism (2) is connected with the locking mechanism (4) through a second fixing bolt (23), and the second pressing mechanism (3) is connected with the locking mechanism (4) through the second fixing bolt (23).

8. The machining positioning device according to claim 7, characterized in that an operation panel (24) is arranged on one side of the machining platform (1) close to the first pressing mechanism (2), and the operation panel (24), the air cylinder (15) and the jacking air cylinder (21) are electrically connected.