CN214685387U

CN214685387U - Clamping device for numerical control machine tool

Info

Publication number: CN214685387U
Application number: CN202121061294.0U
Authority: CN
Inventors: 邓骏涛
Original assignee: Changsha Nobon Electrical And Mechanical Equipment Co ltd
Current assignee: Changsha Nobon Electrical And Mechanical Equipment Co ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-11-12
Anticipated expiration: 2031-05-18

Abstract

The utility model discloses a clamping device for a numerical control machine tool, which comprises a workbench, wherein mounting plates are symmetrically arranged on the two sides of the upper end of the workbench, electric push rods are arranged on the opposite sides of the mounting plates, the output ends of the electric push rods are respectively provided with a fixed plate, a feeding component and a buffering component are arranged on the workbench, the feeding component is arranged on the upper end of the workbench, and the buffering component is arranged on the fixed plates on the two sides, the utility model can drive a supporting plate to push parts to move upwards between the fixed plates on the two sides while clamping the parts, so that the workers can automatically feed and clamp the parts without placing the parts between the two fixed plates by hands, the safety of the workers is ensured, and the device can buffer the force of the fixed plates for extruding the parts by a plurality of springs, the fixed plate is prevented from directly performing rigid extrusion on the part to cause damage to the part, and the quality of the part is ensured.

Description

Clamping device for numerical control machine tool

Technical Field

The utility model relates to a digit control machine tool technical field specifically is a clamping device for digit control machine tool.

Background

The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool provided with a program control system. The part needs to be fixed through clamping device in the in-process of using of current digit control machine tool to improve the stability of part.

However, when the general clamping device is used, a part needs to be placed on the clamping device by hands, so that great potential safety hazards exist, and meanwhile, the general clamping device directly clamps and fixes the part in a rigid manner, so that the part is easily damaged by extrusion, and the quality of the part is easily influenced.

To the above-mentioned problem, design a clamping device for digit control machine tool now.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clamping device for digit control machine tool to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a clamping device for a numerical control machine tool comprises a workbench, wherein mounting plates are symmetrically arranged on two sides of the upper end of the workbench, electric push rods are arranged on the two sides of the opposite sides of the mounting plates, fixing plates are arranged at the output ends of the electric push rods, and a feeding assembly and a buffering assembly are arranged on the workbench;

the feeding assembly is arranged at the upper end of the workbench and used for automatically pushing the parts to move between the fixing plates on the two sides;

the buffer assembly is arranged on the fixing plates at two sides and used for buffering the force of the fixing plates for clamping the parts.

As a further aspect of the present invention: the pay-off subassembly is including establishing the logical groove in workstation upper end central authorities, it has the fixed column to lead to sliding connection in the groove, the upper end sliding connection of fixed column has the telescopic link, the upper end of telescopic link is equipped with the layer board, the cover is equipped with the first spring that is located between fixed column and the layer board on the telescopic link, the upper end symmetry of workstation is equipped with the spout that is located logical groove both sides, equal sliding connection has the cooperation piece in the spout, the upper end of cooperation piece all is equipped with down articulated seat, it is connected with the connecting plate all to rotate on the articulated seat down, the equal symmetry in upper end both sides of fixed column is equipped with articulated seat, the one end that articulated seat was all rotated with last articulated seat under the connecting plate was kept away from is connected, the lower extreme of fixed plate all is equipped with the connecting rod of being connected with the cooperation piece.

As a further aspect of the present invention: the buffer assembly comprises clamping plates arranged on one side, opposite to the two fixing plates, of the clamping plates, a plurality of guide rods penetrating through the fixing plates are arranged on the clamping plates, the guide rods are connected with the fixing plates in a sliding mode, and second springs located between the clamping plates and the fixing plates are sleeved on the guide rods.

As a further aspect of the present invention: and the matching blocks are provided with a plurality of balls for reducing the friction force between the matching blocks and the sliding grooves.

As a further aspect of the present invention: and reinforcing ribs for enhancing the tensile strength of the connecting plate are arranged on the connecting plate.

As a further aspect of the present invention: and anti-slip rubber layers are arranged on the opposite sides of the clamping plates on the two sides.

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

1. the utility model can drive the supporting plate to push the part to move upwards between the fixing plates at both sides when the fixing plates clamp the part, so that a worker only needs to put the part on the supporting plate, the device can automatically feed and clamp the part, and the part does not need to be put between the two fixing plates by hands, thereby ensuring the safety of the worker;

2. the utility model discloses the spring action of a plurality of second springs of accessible cushions the power that the part was extruded to the fixed plate to avoid the fixed plate directly to carry out the rigidity extrusion to the part and cause the part impaired, guaranteed the quality of part.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of a clamping device for a numerical control machine tool.

Fig. 2 is a schematic three-dimensional structure diagram of a feeding assembly in a clamping device for a numerical control machine tool.

Fig. 3 is a schematic three-dimensional structure diagram of a buffer assembly in a clamping device for a numerical control machine tool.

Wherein: 1. a work table; 2. mounting a plate; 3. an electric push rod; 4. a fixing plate; 5. a through groove; 6. fixing a column; 7. a telescopic rod; 8. a support plate; 9. a first spring; 10. a chute; 11. a matching block; 12. a connecting rod; 13. an upper hinge base; 14. a lower hinge base; 15. a connecting plate; 16. a splint; 17. a guide bar; 18. a second spring.

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. 1-3, in the embodiment of the present invention, a clamping device for a numerical control machine tool includes a workbench 1, wherein mounting plates 2 are symmetrically disposed on two sides of an upper end of the workbench 1, electric push rods 3 are disposed on two opposite sides of the mounting plates 2, a fixing plate 4 is disposed at an output end of each of the electric push rods 3, a feeding assembly and a buffer assembly are disposed on the workbench 1, the feeding assembly is disposed at an upper end of the workbench 1, the feeding assembly includes a through groove 5 disposed at a center of the upper end of the workbench 1, a fixing column 6 is slidably connected to the through groove 5, a telescopic rod 7 is slidably connected to an upper end of the fixing column 6, a supporting plate 8 is disposed at an upper end of the telescopic rod 7, a first spring 9 positioned between the fixing column 6 and the supporting plate 8 is sleeved on the telescopic rod 7, sliding grooves 10 positioned at two sides of the through groove 5 are symmetrically disposed at an upper end of the workbench 1, the sliding grooves 10 are connected with matching blocks 11 in a sliding mode, the upper ends of the matching blocks 11 are provided with lower hinge seats 14, the lower hinge seats 14 are connected with connecting plates 15 in a rotating mode, the two sides of the upper end of each fixing column 6 are symmetrically provided with upper hinge seats 13, one ends, far away from the lower hinge seats 14, of the connecting plates 15 are connected with the upper hinge seats 13 in a rotating mode, the lower ends of the fixing plates 4 are provided with connecting rods 12 connected with the matching blocks 11, when the parts need to be clamped, the parts can be placed on the supporting plate 8, then the fixing plates 4 on the two sides are pushed to move oppositely through the electric push rods 3 on the two sides, meanwhile the fixing plates 4 drive the matching blocks 11 to move towards the through grooves 5 through the connecting rods 12 in the moving process, the matching blocks 11 push the fixing columns 6 to move upwards through the connecting plates 15 in the moving process, and therefore the parts on the supporting plate 8 can be pushed to move upwards through the fixing columns 6, therefore, the supporting plate 8 can be driven to move upwards simultaneously in the moving process of the fixing plates 4, so that the parts are pushed to the positions between the fixing plates 4 on the two sides through the supporting plate 8, then after the fixing plates 4 contact the parts, the supporting plate 8 stops moving upwards due to the limitation, and meanwhile, the fixing columns 6 continue to move upwards to extrude the first springs 9, so that the parts are prevented from being abraded due to the fact that the supporting plate 8 drives the parts to move upwards in the process that the fixing plates 4 clamp the parts, workers do not need to place the parts between the fixing plates 4 on the two sides, and the production safety is guaranteed;

the matching blocks 11 are respectively provided with a plurality of balls for reducing the friction force between the matching blocks 11 and the sliding grooves 10, so that the phenomenon that the service life of the device is influenced due to abrasion caused by long-time friction between the matching blocks 11 and the sliding grooves 10 can be avoided;

reinforcing ribs for enhancing the tensile strength of the connecting plate 15 are arranged on the connecting plate 15;

the buffer assembly is arranged on the fixing plates 4 at two sides, the buffer assembly comprises clamping plates 16 arranged at the opposite sides of the two fixing plates 4, a plurality of guide rods 17 penetrating through the fixing plates 4 are arranged on the clamping plates 16, the guide rods 17 are in sliding connection with the fixing plates 4, and second springs 18 positioned between the clamping plates 16 and the fixing plates 4 are sleeved on the guide rods 17, so that when the fixing plates 4 clamp and fix parts, the clamping plates 16 are firstly contacted with the parts, then the fixing plates 4 continue to move towards the parts to extrude the second springs 18, the force of the fixing plates 4 for extruding can be buffered through the elastic force of the second springs 18, and the parts are prevented from being damaged due to the fact that the fixing plates 4 directly carry out rigid extrusion on the parts;

the anti-slip rubber layer is arranged on one side, opposite to the clamping plate 16, of each of the two sides, so that the friction force between the clamping plate 16 and the part can be increased, and the stability of clamping the part is guaranteed.

The utility model discloses a theory of operation is: when the parts need to be processed, workers can place the parts on the supporting plate 8 and then push the fixing plates 4 on the two sides to move in opposite directions through the electric push rods 3 on the two sides, meanwhile, the fixed plate 4 drives the matching block 11 to move towards the through groove 5 through the connecting rod 12 in the moving process, so that the matching block 11 pushes the fixed column 6 to move upwards through the connecting plate 15, thereby the fixed column 6 pushes the part on the supporting plate 8 to move upwards, the part is pushed to the position between the fixed plates 4 at two sides by the supporting plate 8 in the process of clamping the part by the fixed plates 4, meanwhile, the fixing plate 4 drives the clamping plate 16 to contact with the part first in the moving process, and a plurality of second springs 18 are extruded when the fixing plate 4 moves towards the part continuously, therefore, the force of extruding the fixing plate 4 is buffered through the elastic force of the second springs 18, and the damage of the part caused by the fact that the fixing plate 4 directly extrudes the part in a rigid mode is avoided.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention.

Claims

1. The utility model provides a clamping device for digit control machine tool, includes workstation (1), the upper end bilateral symmetry of workstation (1) is equipped with mounting panel (2), both sides mounting panel (2) relative one side all is equipped with electric putter (3), the output of electric putter (3) all is equipped with fixed plate (4), its characterized in that: the workbench (1) is provided with a feeding component and a buffering component;

the feeding assembly is arranged at the upper end of the workbench (1) and is used for automatically pushing the parts to move between the fixing plates (4) at the two sides;

the buffer assembly is arranged on the fixing plates (4) on two sides and used for buffering the force of the fixing plates (4) for clamping parts.

2. The clamping device for the numerical control machine tool according to claim 1, characterized in that: the feeding assembly comprises a through groove (5) arranged in the center of the upper end of a workbench (1), a fixed column (6) is connected in the through groove (5) in a sliding manner, a telescopic rod (7) is connected at the upper end of the fixed column (6) in a sliding manner, a supporting plate (8) is arranged at the upper end of the telescopic rod (7), a first spring (9) positioned between the fixed column (6) and the supporting plate (8) is sleeved on the telescopic rod (7), sliding grooves (10) positioned at two sides of the through groove (5) are symmetrically arranged at the upper end of the workbench (1), matching blocks (11) are respectively connected in the sliding grooves (10) in a sliding manner, lower hinged seats (14) are respectively arranged at the upper ends of the matching blocks (11), connecting plates (15) are respectively and rotatably connected on the lower hinged seats (14), upper hinged seats (13) are respectively and symmetrically arranged at two sides of the upper end of the fixed column (6), one ends, far away from the lower hinged seats (14), of the connecting plates (15) are respectively and rotatably connected with the upper hinged seats (13), the lower end of the fixed plate (4) is provided with a connecting rod (12) connected with the matching block (11).

3. The clamping device for the numerical control machine tool according to claim 1, characterized in that: buffering subassembly is including establishing splint (16) in two relative one sides of fixed plate (4), all be equipped with a plurality of guide bar (17) that run through fixed plate (4) on splint (16), guide bar (17) all with fixed plate (4) sliding connection, all overlap on guide bar (17) and be equipped with second spring (18) that are located between splint (16) and fixed plate (4).

4. The clamping device for the numerical control machine tool according to claim 2, characterized in that: the matching blocks (11) are provided with a plurality of balls for reducing friction between the matching blocks (11) and the sliding grooves (10).

5. The clamping device for the numerical control machine tool according to claim 2, characterized in that: and reinforcing ribs for enhancing the tensile strength of the connecting plate (15) are arranged on the connecting plate (15).

6. The clamping device for the numerical control machine tool according to claim 3, characterized in that: the anti-skid rubber layer is arranged on one side of each of the two sides, opposite to the clamping plate (16).