CN220029404U - Clamp with buffer device - Google Patents

Abstract

The utility model discloses a clamp with a buffer device, which comprises a bottom plate, wherein a frame is fixedly arranged at the top of the bottom plate, a clamping assembly is arranged in the bottom plate, the clamp with the buffer device is provided with the clamping assembly, a rotating handle is rotated to drive a main bevel gear at one end to rotate, a secondary bevel gear at one side of the main bevel gear rotates along with the main bevel gear and drives a rotating post and a screw rod fixed in the secondary bevel gear to rotate, a ball nut engaged with the outer side of the screw rod and a clamping part at the outer side of the ball nut simultaneously move horizontally to clamp a workpiece at the outer side of the screw rod, the workpiece is buffered through a movable rod, a fixed rod and a buffer spring which are arranged, the buffer rod at one end of the movable rod is elastically stretched through the buffer spring in the fixed rod, the damage caused by direct clamping is reduced, and the tightness and the spring elasticity of the buffer spring are adjusted by rotating an adjusting rod, so that the buffer elasticity of the device is arranged according to different requirements.

Description

Clamp with buffer device

Technical Field

The utility model particularly relates to the technical field of numerically controlled lathes, in particular to a clamp with a buffer device.

Background

The numerical control machine tool is short for numerical control machine tool, and is an automatic machine tool with a program control system. The control system is able to logically process a program defined by control codes or other symbolic instructions, and to decode it, expressed in coded numbers, and input to the numerical control device via the information carrier. The numerical control device sends out various control signals to control the action of the machine tool through operation processing, and parts are automatically machined according to the shape and the size required by the drawing. In the daily use process of the numerical control lathe, the workpiece is usually required to be clamped and fixed, and the workpiece is directly clamped to easily cause abrasion and damage to the workpiece, so that the workpiece is damaged.

Disclosure of Invention

The utility model aims to provide a clamp with a buffer device, which aims to solve the problems that a workpiece is easy to wear and damage when the workpiece is directly clamped by numerical control lathe equipment.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the clamp with the buffer device comprises a bottom plate, wherein a frame is fixedly arranged at the top of the bottom plate, and a clamping assembly is arranged in the bottom plate;

the clamping assembly comprises a fixed frame fixedly arranged on one side of the bottom plate, a rotating handle is arranged at the top of the fixed frame, one end of the rotating handle rotates to penetrate through the top of the fixed frame and drive a main bevel gear fixedly arranged at one end to rotate, and one side of the main bevel gear is meshed with a slave bevel gear connected with one side of the main bevel gear to rotate along with the main bevel gear.

Preferably, an inner groove is formed in the bottom plate, and a rotating column welded in the bevel gear rotates along with the bevel gear and drives a screw rod arranged in the inner groove to rotate.

Preferably, the outside of lead screw meshing is provided with ball nut, and ball nut's outside welding is provided with clamping part.

Through the technical scheme, the workpiece is clamped.

Preferably, the inside of clamping part is provided with the movable rod, and the inner wall of clamping part is fixed to be provided with the dead lever, and the fixed buffer rod that sets up in movable rod one side activity runs through the one end of dead lever and through the inside fixed buffer spring elastic expansion who sets up of dead lever.

Through the technical scheme, the workpiece is buffered.

Preferably, an adjusting rod arranged on one side of the clamping part penetrates through the clamping part and one end of the fixing rod to be in contact with the buffer spring, and a bolt is sleeved on the outer side of the adjusting rod through threads.

Through the technical scheme, the buffer elasticity is adjusted.

Preferably, the sliding grooves are formed in two sides of the inner wall of the clamping part, and the movable rods horizontally slide in the sliding grooves through sliding blocks welded at two ends.

Through the technical scheme, the movable rod is assisted to move.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides a fixture with buffer, set up and press from both sides and get the subassembly, because direct carry out the centre gripping to the work piece and cause wearing and tearing and damage easily, through pressing from both sides the commentaries on classics handle that gets the subassembly and set up, the master bevel gear, from bevel gear, the lead screw, ball nut and clamping part, rotate the commentaries on classics handle and drive the master bevel gear of one end and rotate, the slave bevel gear of master bevel gear one side follows the master bevel gear and rotates and drive from the internally fixed steering column of bevel gear and lead screw rotation, the clamping part outside the ball nut and the ball nut outside of meshing is at the outside horizontal migration centre gripping work piece in the lead screw simultaneously, through movable rod that sets up, the dead lever, buffer rod and buffer spring, buffer rod one end buffer rod cushion the work piece through the buffering spring elasticity flexible in the dead lever, damage that causes when reducing direct centre gripping, adjust buffer spring's elasticity and spring elasticity are adjusted in the rotation through regulation pole that sets up, thereby according to different demands.

Drawings

FIG. 1 is a schematic elevational cross-sectional view of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1B according to the present utility model;

fig. 4 is a schematic view showing a three-dimensional structure of the connection of the bottom plate, the fixing frame, the screw, the ball nut and the inner groove.

In the figure: 1. a bottom plate; 2. a frame; 3. a clamping assembly; 301. a fixed frame; 302. a rotating column; 303. a rotating handle; 304. a main bevel gear; 305. a side bevel gear; 306. a screw rod; 307. a ball nut; 308. a clamping part; 309. a movable rod; 310. a buffer rod; 311. a fixed rod; 312. a buffer spring; 313. an adjusting rod; 314. a bolt; 315. a slide block; 316. a chute; 317. an inner tank.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model relates to a clamp with a buffer device;

as shown in fig. 1 and 3, including bottom plate 1, the fixed frame 2 that is provided with in top of bottom plate 1, the inside of bottom plate 1 is provided with and presss from both sides and get subassembly 3, presss from both sides through the setting and get subassembly 3, and wherein, press from both sides and get subassembly 3 and including fixed frame 301 that sets up in bottom plate 1 one side, the top of fixed frame 301 is provided with the commentaries on classics handle 303, the one end rotation of commentaries on classics handle 303 runs through the top of fixed frame 301 and drives the fixed main bevel gear 304 rotation that sets up of one end, and main bevel gear 304 one side meshing is connected follow main bevel gear 304 rotation from bevel gear 305.

In the above scheme, the rotating handle 303 is rotated, the rotating handle 303 drives the main bevel gear 304 at one end to rotate, and the secondary bevel gear 305 at one side of the main bevel gear 304 follows the main bevel gear 304 to rotate and drives the rotating post 302 and the screw 306 fixed in the secondary bevel gear 305 to rotate.

As shown in fig. 1 and 3, an inner groove 317 is formed in the bottom plate 1, and a rotating post 302 welded in the bevel gear 305 rotates along with the bevel gear 305 and drives a screw 306 arranged in the inner groove 317 to rotate.

As shown in fig. 1, a ball nut 307 is engaged with the outside of the screw 306, and a clamping portion 308 is welded to the outside of the ball nut 307.

In the above-described configuration, the ball nut 307 engaged outside the screw 306 horizontally moves outside the screw 306, and the clamping portion 308 outside the ball nut 307 horizontally moves outside the screw 306 to clamp the workpiece.

As shown in fig. 1 and 2, a movable rod 309 is disposed in the clamping portion 308, a fixed rod 311 is fixedly disposed on an inner wall of the clamping portion 308, and a buffer rod 310 fixedly disposed on one side of the movable rod 309 movably penetrates through one end of the fixed rod 311 and elastically stretches through a buffer spring 312 fixedly disposed in the fixed rod 311.

In the above-mentioned scheme, through movable rod 309, dead lever 311, buffer rod 310 and buffer spring 312 that set up, buffer rod 310 of movable rod 309 one end is through the flexible buffering spring 312 elasticity in the dead lever 311 to the buffering of work piece when the work piece centre gripping, reduces the damage that causes when directly centre gripping.

As shown in fig. 1 and 2, an adjusting rod 313 provided at one side of the clamping portion 308 penetrates through one end of the clamping portion 308 and the fixing rod 311 to contact with the buffer spring 312, and a bolt 314 is screwed on the outer side of the adjusting rod 313.

In the above scheme, through the adjusting lever 313 and the bolt 314 that set up, rotate adjusting lever 313 and adjust the elasticity and the elasticity of buffering spring 312 to set up the elasticity of buffering of device according to different demands.

As shown in fig. 1 and 2, two sides of the inner wall of the clamping portion 308 are provided with sliding grooves 316, and the movable rod 309 horizontally slides in the sliding grooves 316 through sliding blocks 315 welded at two ends.

In the above scheme, when the movable rod 309 moves, the sliding blocks 315 provided at both ends slide in the sliding grooves 316 to assist the horizontal movement of the movable rod 309.

The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. The utility model provides a fixture with buffer, includes bottom plate (1), the fixed frame (2) that is provided with in top of bottom plate (1), its characterized in that: a clamping component (3) is arranged in the bottom plate (1);

the clamping assembly (3) comprises a fixed frame (301) fixedly arranged on one side of the bottom plate (1), a rotating handle (303) is arranged at the top of the fixed frame (301), one end of the rotating handle (303) rotates to penetrate through the top of the fixed frame (301) and drive a main bevel gear (304) fixedly arranged at one end to rotate, and one side of the main bevel gear (304) is meshed with a slave bevel gear (305) connected with one side of the main bevel gear to rotate along with the main bevel gear (304).

2. The clip with cushioning device of claim 1, wherein: an inner groove (317) is formed in the bottom plate (1), and a rotating column (302) welded in the bevel gear (305) rotates along with the bevel gear (305) and drives a screw rod (306) arranged in the inner groove (317) to rotate.

3. The clip with cushioning device of claim 2, wherein: a ball nut (307) is arranged on the outer side of the screw rod (306) in a meshed mode, and a clamping portion (308) is arranged on the outer side of the ball nut (307) in a welded mode.

4. A clamp with cushioning means as set forth in claim 3, wherein: the inside of clamping part (308) is provided with movable rod (309), and the inner wall of clamping part (308) is fixed to be provided with dead lever (311), and buffer rod (310) that fixed setting in movable rod (309) one side is movable runs through the one end of dead lever (311) and through the inside fixed buffer spring (312) flexible that sets up of dead lever (311).

5. The clip with cushioning device of claim 4, wherein: an adjusting rod (313) arranged on one side of the clamping part (308) penetrates through one end of the clamping part (308) and one end of the fixing rod (311) to be in contact with the buffer spring (312), and a bolt (314) is sleeved on the outer thread of the adjusting rod (313).

6. The clip with cushioning device of claim 5, wherein: sliding grooves (316) are formed in two sides of the inner wall of the clamping part (308), and the movable rod (309) horizontally slides in the sliding grooves (316) through sliding blocks (315) welded at two ends.