CN222608784U

CN222608784U - Movable clamping mechanism based on numerical control machine tool

Info

Publication number: CN222608784U
Application number: CN202420556028.2U
Authority: CN
Inventors: 谢政权; 蔡禄高; 俞冬亮; 钟达林
Original assignee: Longgong Fujian Hydraulic Co ltd
Current assignee: Longgong Fujian Hydraulic Co ltd
Priority date: 2024-03-21
Filing date: 2024-03-21
Publication date: 2025-03-14
Anticipated expiration: 2034-03-21

Abstract

The utility model discloses a movable clamping mechanism based on a numerical control machine tool, which comprises a fixed seat, wherein the fixed seat is used for placing a workpiece during machining of the numerical control machine tool, the movable device is used for moving the clamping structure during machining of the numerical control machine tool, the clamping device is used for clamping the workpiece during machining of the numerical control machine tool, the inner surface of a matching ring is fixedly connected with an air cylinder, and the inner wall of the matching ring is connected with a swinging rod in a sliding manner. The device is through setting up clamping device, places the work piece that will process on the roof, and the cylinder drives the cooperation ring and slides, and cooperation ring belt moves the swinging arms and slides, and the swinging arms drive the grip block to the fixed block draw close, offsets between work piece and the baffle and produces the extrusion force, and spring between two baffles takes place elastic deformation, cushions the both sides of work piece, is convenient for fix four work pieces of clamping once, avoids leading to the work piece to take place to damage at direct centre gripping work piece, has reached the clamping purpose.

Description

Movable clamping mechanism based on numerical control machine tool

Technical Field

The utility model relates to the technical field of workpiece machining, in particular to a movable clamping mechanism based on a numerical control machine tool.

Background

A numerical control machine is a machine tool controlled by a computer, and the computer used to control the machine tool is collectively called a numerical control system, whether it is a special-purpose computer or a general-purpose computer. The movement and auxiliary action of the numerical control machine tool are controlled by instructions sent by a numerical control system, and after the workpiece is positioned, a clamping force is generated through a certain mechanism, so that the workpiece is pressed on the positioning element, the workpiece is kept at an accurate positioning position, and the workpiece cannot generate position change and vibration due to the actions of cutting force, workpiece gravity, centrifugal force or inertial force of the numerical control machine tool and the like, so that the machining precision and safe operation are ensured.

However, in the prior art, in the using process of the traditional movable clamping mechanism based on the numerical control machine tool, the fixed seat is used for clamping one workpiece at a time during machining of the machine tool, so that the working efficiency of equipment is reduced, the workpiece is directly clamped, the generated extrusion force can cause the surface of the workpiece to be damaged, and the use of the machined workpiece is affected.

Disclosure of utility model

The movable clamping mechanism comprises a fixed seat, a moving device, a clamping device and a clamping device, wherein the fixed seat is used for placing a workpiece when the numerical control machine is used for machining, the moving device is fixedly connected to the bottom end of the fixed seat and used for moving the clamping structure when the numerical control machine is used for machining, the clamping device is used for clamping the workpiece when the numerical control machine is used for machining, the clamping device comprises a matching ring, the inner surface of the matching ring is fixedly connected with an air cylinder, the output end of the air cylinder is in sliding connection with the inner surface of the fixed seat, the inner wall of the matching ring is in sliding connection with a swinging rod, one end of the swinging rod, which is far away from the air cylinder, is fixedly connected with a clamping plate, the upper surface of the matching ring is fixedly connected with a fixed block, the workpiece to be machined is placed on a top plate, the air cylinder drives the matching ring to slide through starting the air cylinder, a clamping block on the matching ring is enabled to be in contact with the swinging rod through the sliding of the matching ring, and the matching ring on the clamping device drives the swinging rod to slide. Preferably, the upper surface fixedly connected with roof of fixing base, the internal surface of roof and the bottom sliding connection of fixed block, the internal surface fixedly connected with guide rail of roof, swinging arms drive the grip block to draw close to the fixed block for the grip block slides along the guide rail inner wall, carries out the centre gripping to the work piece fixedly.

Preferably, the inner surface sliding connection of guide rail has the swinging arms, the upper surface of guide rail and the lower surface sliding connection of grip block, the inner chamber sliding connection of fixed block has the elastic rod, the surface sliding connection of elastic rod has the spring, the surface of spring and the inner surface sliding connection of fixed block, the surface fixedly connected with baffle of elastic rod offsets between work piece and the baffle and produces the extrusion force, extrudeing each other between extrusion force messenger baffle and the elastic rod for spring between two baffles takes place elastic deformation, cushions the both sides of work piece, and when the work piece leaves the baffle, after the extrusion force that the baffle received disappears, carries out under the elastic effort of spring, resets the baffle fast.

Preferably, the mobile device comprises a connecting plate, the lower fixed surface of connecting plate is connected with the slider, the bottom of connecting plate is provided with the mounting panel, the spout has been seted up in the wall of mounting panel, the inner wall of spout and the outer wall sliding connection of slider, hand runner drive second screw rod rotates, and the second screw rod rotates and drives the connecting plate and slide, and the connecting plate drives the slider and slides in the spout, and the slider slides along the direction of carriage length, and the whole of slider top slides back and forth to make the fixing base wholly remove.

Preferably, the internal surface threaded connection of connecting plate has first screw rod, the upper surface sliding connection of connecting plate has the sliding block, the upper surface fixedly connected with support frame of sliding block, the surface of first screw rod rotates with the internal surface of carriage to be connected, the lower fixed surface of connecting plate is connected with the slider, the one end threaded connection that the connecting plate is close to the mounting panel has the second screw rod, the internal surface sliding connection of slider has the carriage, the internal surface of support frame and the bottom fixed connection of cylinder, personnel rotate the hand runner that the fore-and-aft direction was placed, personnel rotate the hand runner that the left and right sides direction was placed, hand runner on the mobile device drives first screw rod rotation, and first screw rod drives the sliding block and slides on the connecting plate, and the sliding block drives the support frame and slides along the direction of first screw rod length, and the support frame drives cylinder and fixing base removal.

The beneficial effects of the utility model are as follows:

1. According to the utility model, the workpiece to be processed is placed on the top plate by arranging the clamping device, the cylinder drives the matching ring to slide, the matching ring drives the swinging rod to slide, the swinging rod drives the clamping plate to close to the fixed block, so that the clamping plate slides along the inner wall of the guide rail, the workpiece and the baffle are propped against each other to generate extrusion force, the extrusion force enables the baffle and the elastic rod to be mutually extruded, the spring between the two baffles is elastically deformed, two sides of the workpiece are buffered, the fixing seat is convenient for clamping four workpieces at one time, the working efficiency of the device is improved, buffering is carried out when the workpiece is clamped, and the workpiece is prevented from being damaged when the workpiece is directly clamped.

2. According to the utility model, the moving device is arranged, the hand-operated rotating wheel drives the second screw to rotate, the second screw rotates to drive the connecting plate to slide, the connecting plate drives the sliding block to slide in the sliding groove, and the whole body above the sliding block slides back and forth, so that the whole body of the fixed seat moves, the hand-operated rotating wheel drives the first screw to rotate, the first screw drives the sliding block to slide on the connecting plate, the supporting frame drives the air cylinder and the fixed seat to move, the fixed seat moves in the front, back, left and right directions, and the workpiece is conveniently machined by equipment.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a schematic diagram of a mobile device according to the present utility model;

FIG. 4 is a schematic view of the clamping device and its outer structure according to the present utility model;

Fig. 5 is a schematic view of the structure of the clamping plate and its outer part according to the present utility model.

In the figure, 1, a fixing seat; 2, a moving device, 3, a clamping device, 4, a mounting plate, 5, a chute, 6, a sliding block, 7, a supporting frame, 8, a connecting plate, 81, a sliding block, 9, a first screw rod, 10, a second screw rod, 11, a supporting frame, 12, an air cylinder, 13, a matching ring, 14, a swinging rod, 15, a clamping plate, 16, a fixed block, 17, a top plate, 18, a guide rail, 19, an elastic rod, 20, a spring, 21 and a baffle plate.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Examples:

Referring to fig. 1-5, the utility model provides a movable clamping mechanism based on a numerical control machine, which comprises a fixed seat 1, a moving device 2, a clamping device 3, a clamping device 12, a clamping plate 15, a fixed block 16, a guide rail 18, a swinging rod 14 and a clamping plate 15, wherein the fixed seat 1 is used for placing a workpiece during machining of the numerical control machine, the moving device 2 is fixedly connected to the bottom end of the fixed seat 1, the moving device 2 is used for moving the clamping structure during machining of the numerical control machine, the clamping device 3 is used for clamping the workpiece during machining of the numerical control machine, the clamping device 3 comprises a matching ring 13, the inner surface of the matching ring 13 is fixedly connected with an air cylinder 12, the output end of the air cylinder 12 is in sliding connection with the inner surface of the fixed seat 1, the inner wall of the matching ring 13 is in sliding connection with a swinging rod 14, one end, far from the air cylinder 12, of the swinging rod 14 is fixedly connected with the clamping plate 15, the upper surface of the matching ring 13 is fixedly connected with a fixed block 16, the upper surface of the fixed seat 1 is fixedly connected with a top plate 17, the inner surface of the top plate 17 is in sliding connection with the bottom end of the fixed block 16, the inner surface of the top plate 17 is fixedly connected with a guide rail 18, the inner surface of the guide rail 18 is in sliding connection with the swinging rod 14, and the upper surface of the guide rail 18 is in sliding surface is in sliding connection with the lower surface of the clamping plate 15.

The inner chamber sliding connection of fixed block 16 has elastic rod 19, the surface sliding connection of elastic rod 19 has spring 20, the surface of spring 20 and the internal surface sliding connection of fixed block 16, the surface fixedly connected with baffle 21 of elastic rod 19, mobile device 2 includes connecting plate 8, the lower surface fixedly connected with slider 6 of connecting plate 8, the bottom of connecting plate 8 is provided with mounting panel 4, spout 5 has been seted up in the wall of mounting panel 4, the inner wall and the outer wall sliding connection of slider 6 of spout 5, the internal surface threaded connection of connecting plate 8 has first screw rod 9, the upper surface sliding connection of connecting plate 8 has sliding block 81, the upper surface fixedly connected with support frame 11 of sliding block 81, the surface of first screw rod 9 and the internal surface swivelling joint of carriage 7, the lower surface fixedly connected with slider 6 of connecting plate 8, the one end threaded connection that connecting plate 8 is close to mounting panel 4 has second screw rod 10, the internal surface sliding connection of slider 6 has carriage 7, the internal surface fixed connection of support frame 11 and the bottom fixed connection of cylinder 12.

Working principle:

When the device is used, the mounting plate 4 is fixed on the numerical control machine through bolts, a person rotates the hand-operated rotating wheels placed in the front-rear direction, the hand-operated rotating wheels drive the second screw rod 10 to rotate, the second screw rod 10 rotates to drive the connecting plate 8 to slide, the connecting plate 8 drives the sliding block 6 to slide in the sliding groove 5, the sliding block 6 slides along the length direction of the supporting frame 7, the whole body above the sliding block 6 slides front and rear, the whole fixing seat 1 is moved, the person rotates the hand-operated rotating wheels placed in the left-right direction, the hand-operated rotating wheels on the moving device 2 drive the first screw rod 9 to rotate, the first screw rod 9 drives the sliding block 81 to slide on the connecting plate 8, the sliding block 81 drives the supporting frame 11 to slide along the length direction of the first screw rod 9, and the supporting frame 11 drives the air cylinder 12 and the fixing seat 1 to move;

The workpiece to be processed is placed on the top plate 17, the cylinder 12 is started, the cylinder 12 drives the matching ring 13 to slide, the matching ring 13 slides to enable a clamping block on the matching ring 13 to be in contact with the swinging rod 14, the matching ring 13 on the clamping device 3 drives the swinging rod 14 to slide, the swinging rod 14 drives the clamping plate 15 to be close to the fixed block 16, the clamping plate 15 slides along the inner wall of the guide rail 18 to clamp and fix the workpiece, the workpiece and the baffle 21 are propped against each other to generate extrusion force, the baffle 21 and the elastic rod 19 are mutually extruded by the extrusion force, the springs 20 between the two baffles 21 are elastically deformed to buffer two sides of the workpiece, and after the extrusion force received by the baffle 21 disappears when the workpiece leaves the baffle 21, the baffle 21 is quickly reset under the elastic action force of the springs 20.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein are implemented by conventional means in the art unless specifically indicated and limited by the context.

Claims

1. A movable clamping mechanism based on a numerical control machine tool comprises,

The fixed seat (1), the said fixed seat (1) is used for placing the work piece while the numerical control machine tool processes;

the moving device (2) is fixedly connected to the bottom end of the fixed seat (1), and the moving device (2) is used for moving the clamping structure during numerical control machine tool machining;

the clamping device (3) is used for clamping a workpiece during machining of the numerical control machine tool;

the method is characterized in that:

Clamping device (3) are including cooperation ring (13), the internal surface fixedly connected with cylinder (12) of cooperation ring (13), the output of cylinder (12) and the internal surface sliding connection of fixing base (1), the inner wall sliding connection of cooperation ring (13) has swinging arms (14), the one end fixedly connected with grip block (15) of cylinder (12) are kept away from to swinging arms (14), the upper surface fixedly connected with fixed block (16) of cooperation ring (13).

2. The movable clamping mechanism based on the numerical control machine tool according to claim 1, wherein a top plate (17) is fixedly connected to the upper surface of the fixed seat (1), the inner surface of the top plate (17) is in sliding connection with the bottom end of the fixed block (16), and a guide rail (18) is fixedly connected to the inner surface of the top plate (17).

3. The movable clamping mechanism based on the numerical control machine tool according to claim 2, wherein the inner surface of the guide rail (18) is slidably connected with a swinging rod (14), and the upper surface of the guide rail (18) is slidably connected with the lower surface of the clamping plate (15).

4. The movable clamping mechanism based on the numerical control machine tool according to claim 2, wherein an inner cavity of the fixed block (16) is slidably connected with an elastic rod (19), the outer surface of the elastic rod (19) is slidably connected with a spring (20), the outer surface of the spring (20) is slidably connected with the inner surface of the fixed block (16), and the outer surface of the elastic rod (19) is fixedly connected with a baffle plate (21).

5. The movable clamping mechanism based on the numerical control machine tool, as set forth in claim 1, characterized in that the movable device (2) comprises a connecting plate (8), a sliding block (6) is fixedly connected to the lower surface of the connecting plate (8), a mounting plate (4) is arranged at the bottom of the connecting plate (8), a sliding groove (5) is formed in the wall of the mounting plate (4), and the inner wall of the sliding groove (5) is in sliding connection with the outer wall of the sliding block (6).

6. The movable clamping mechanism based on the numerical control machine tool according to claim 5, wherein the inner surface of the connecting plate (8) is in threaded connection with a first screw rod (9), the upper surface of the connecting plate (8) is in sliding connection with a sliding block (81), the upper surface of the sliding block (81) is fixedly connected with a supporting frame (11), the outer surface of the first screw rod (9) is in rotary connection with the inner surface of the supporting frame (7), the lower surface of the connecting plate (8) is fixedly connected with a sliding block (6), one end of the connecting plate (8) close to the mounting plate (4) is in threaded connection with a second screw rod (10), the inner surface of the sliding block (6) is in sliding connection with the supporting frame (7), and the inner surface of the supporting frame (11) is in fixed connection with the bottom end of the air cylinder (12).