CN222493243U

CN222493243U - Quick convenient frock clamp in machining center

Info

Publication number: CN222493243U
Application number: CN202421302380.XU
Authority: CN
Inventors: 倪柱; 闫程浩; 李祥戍
Original assignee: Kunshan Riverside Precision Machinery Co ltd
Current assignee: Kunshan Riverside Precision Machinery Co ltd
Priority date: 2024-06-07
Filing date: 2024-06-07
Publication date: 2025-02-18
Anticipated expiration: 2034-06-07

Abstract

The utility model relates to a quick and convenient tool clamp for a machining center, which aims to solve the technical problems that the clamp drives a plurality of clamping plates to contact the periphery of a workpiece by rotating bolts so as to clamp and fix the workpiece, but the screwing of a plurality of groups of bolts consumes a certain amount of manpower and time, reduces the clamping efficiency and influences the machining efficiency, and comprises a base, wherein a group of clamping mechanisms are symmetrically arranged on the surface of the base, a group of fixing frames are symmetrically fixedly connected to the top of each clamping mechanism, and a propping mechanism is arranged on the inner side of each fixing frame; according to the utility model, the limiting groove frame is effectively driven to move downwards by the hydraulic cylinder, so that the first sliding rod and the second sliding rod in the limiting groove frame are driven to move downwards, the pressing bar is convenient to be quickly attached to a processed object, the processed object is effectively propped against and limited, the two ends of the processed object in a group of clamping frames on the same side are conveniently and simultaneously limited by starting the single hydraulic cylinder, and the limiting efficiency is improved.

Description

Quick convenient frock clamp in machining center

Technical Field

The utility model relates to the technical field of tool clamps, in particular to a quick and convenient tool clamp for a machining center.

Background

The machine tool is a machine for manufacturing machines, also called a machine tool or a machine tool, and is conventionally referred to as a machine tool, and is generally classified into a metal cutting machine, a forging machine, a woodworking machine, etc., and the tool holder is a device for rapidly fastening a workpiece during machining to maintain a correct relative position of an object machined by the machine tool.

The patent number CN220073968U discloses lathe machining center fixture, relates to fixture technical field, and the on-line screen storage device comprises a base, the center department fixedly connected with locating pad of base upper surface, the cavity has all been seted up to the inside front and back both sides of base, two movable mouth has all been seted up to the upside of cavity inner wall, two the guide way has all been seted up to the left and right sides of cavity inner wall downside, two the left and right sides of cavity inner wall all is provided with adjustment mechanism jointly. According to the utility model, the rotating rod can drive the bidirectional screw rod to rotate through the belt pulley through the driving of the reciprocating motor, so that the bidirectional screw rod drives the U-shaped block to be used for adjusting according to the size of the workpiece to be clamped, and the plurality of clamping plates drive the anti-slip pad to contact with the periphery of the workpiece through the rotating bolts, so that the workpiece is clamped and fixed, and the stability of equipment clamping and fixing and the adjustment applicability of the workpieces with different sizes are improved.

However, the fixture tool of the machine tool machining center still has the following defects:

according to the fixture, the clamping plates drive the anti-slip pads to contact with the periphery of the workpiece through the rotating bolts, so that the workpiece is clamped and fixed, however, screwing of a plurality of groups of bolts consumes a certain amount of labor and time, the clamping efficiency is reduced, and therefore the machining efficiency is affected.

Disclosure of utility model

The utility model aims to overcome the defects of the prior art, adapt to the actual needs, and provide a quick and convenient tool clamp for a machining center, so as to solve the technical problems that a plurality of clamping plates drive anti-slip pads to contact the periphery of a workpiece to clamp and fix the workpiece by rotating bolts, a plurality of groups of bolts are required to be screwed, a certain amount of labor and time are consumed, the clamping efficiency is reduced, and the machining efficiency is affected.

In order to achieve the aim of the utility model, the technical scheme adopted by the utility model is that the quick and convenient fixture for the machining center is designed and comprises a base, wherein the surface of the base is symmetrically provided with a group of clamping mechanisms, the top of one group of clamping mechanisms is symmetrically and fixedly connected with a group of fixing frames, and the inner sides of the fixing frames are provided with propping mechanisms;

The propping mechanism comprises pressing strips, the pressing strips are clamped inside the clamping mechanism, a group of pressing strips are arranged inside the clamping mechanism, the ends of the pressing strips are respectively connected with a first slide rod and a second slide rod, a limiting groove frame is movably sleeved outside the first slide rod and the second slide rod, and the top of the limiting groove frame is connected with a hydraulic cylinder.

Preferably, one end of the pressing strip is T-shaped, and one group of pressing strips is integrally formed with the first slide rod and the second slide rod respectively.

Preferably, the first slide bar and the second slide bar are clamped in the limiting groove frame in parallel, and the bottom of the limiting groove frame and the bottom of the pressing bar are positioned on the same horizontal line.

Preferably, the clamping mechanism comprises an electric push rod, the electric push rod is arranged on the inner wall of the base, the movable end of the electric push rod is connected with a movable groove frame, a motor is arranged on the surface of the movable groove frame, the movable end of the motor is connected with a positive and negative screw rod, a group of thread blocks are symmetrically sleeved on the surface of the positive and negative screw rod, and the top of the thread block is fixedly connected with a clamping frame.

Preferably, the movable groove frame and the base form a telescopic structure through an electric push rod, and the electric push rod is provided with two groups.

Preferably, the motor and the screw block form a screw transmission structure through the front and back screw rods.

Preferably, the clamping groove is formed in the side of the clamping frame, and the pressing bar is movably clamped in the clamping groove in the side of the clamping frame.

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

1. According to the utility model, the limiting groove frame is effectively driven to move downwards by the hydraulic cylinder, so that the first sliding rod and the second sliding rod in the limiting groove frame are driven to move downwards, the pressing bar is convenient to be quickly attached to a processed object, the processed object is effectively propped against and limited, the two ends of the processed object in a group of clamping frames on the same side are conveniently and simultaneously limited by starting the single hydraulic cylinder, and the limiting efficiency is improved.

2. According to the utility model, the electric push rod effectively drives the movable groove frames to move, so that the distance between a group of movable groove frames is adjusted, and then the motor effectively drives the positive and negative screw rods to rotate, so that a group of screw blocks on the same side are driven to be far away or close to each other, and the distance between a group of clamping frames on the same side is adjusted, so that the clamp can be adapted to clamp processed objects with different sizes, and the applicability of the clamp is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of another view overall structure of the present utility model;

FIG. 3 is a schematic perspective view of a propping mechanism according to the present utility model;

In the figure, 1, a base, 2, a clamping mechanism, 3, a fixing frame, 4, and a propping mechanism;

201. An electric push rod; 202, a movable groove frame, 203, a motor, 204, a positive and negative screw rod, 205, a thread block, 206 and a clamping frame;

401. pressing strips; 402, a first slide bar, 403, a second slide bar, 404, a limiting groove frame, 405 and a hydraulic cylinder.

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

The quick and convenient tool clamp for the machining center comprises a base 1, wherein a group of clamping mechanisms 2 are symmetrically arranged on the surface of the base 1, a group of fixing frames 3 are symmetrically fixedly connected to the top of the group of clamping mechanisms 2, and a propping mechanism 4 is arranged on the inner side of each fixing frame 3;

The propping mechanism 4 comprises a pressing bar 401, the pressing bar 401 is clamped inside the clamping mechanism 2, a group of pressing bars 401 are arranged inside the clamping mechanism 2, the ends of the group of pressing bars 401 are respectively connected with a first slide bar 402 and a second slide bar 403, one end of the pressing bar 401 is in a T shape, the group of pressing bars 401 are respectively integrated with the first slide bar 402 and the second slide bar 403, a limiting groove frame 404 is movably sleeved outside the first slide bar 402 and the second slide bar 403, further, the first slide bar 402 and the second slide bar 403 are mutually and parallelly clamped inside the limiting groove frame 404, the bottom of the limiting groove frame 404 and the bottom of the pressing bar 401 are positioned on the same horizontal line, and the top of the limiting groove frame 404 is connected with a hydraulic cylinder 405. According to the utility model, the limiting groove frame 404 is effectively driven to move downwards by the hydraulic cylinder 405, so that the first slide rod 402 and the second slide rod 403 in the limiting groove frame 404 are driven to move downwards, the pressing bar 401 is conveniently and rapidly attached to a processed object, the processed object is effectively supported and limited, the two ends of the processed object in the clamping frames 206 on the same side are conveniently and simultaneously limited by starting the single hydraulic cylinder 405, and the limiting efficiency is improved.

It is noted that the clamping mechanism 2 comprises an electric push rod 201, the electric push rod 201 is arranged on the inner wall of the base 1, the movable end of the electric push rod 201 is connected with a movable groove frame 202, further, the movable groove frame 202 and the base 1 form a telescopic structure through the electric push rod 201, the electric push rod 201 is provided with two groups, a motor 203 is arranged on the surface of the movable groove frame 202, the movable end of the motor 203 is connected with a positive and negative screw rod 204, a group of thread blocks 205 are symmetrically sleeved on the surface of the positive and negative screw rod 204, further, the motor 203 and the thread blocks 205 form a thread transmission structure through the positive and negative screw rod 204, the top of the thread blocks 205 is fixedly connected with a clamping frame 206, a clamping groove is formed in the side of the clamping frame 206, and the pressing bar 401 is movably clamped inside the clamping groove on the side of the clamping frame 206. According to the utility model, the electric push rod 201 effectively drives the movable groove frames 202 to move, so that the distance between a group of movable groove frames 202 is adjusted, and then the motor 203 effectively drives the positive and negative screw rods 204 to rotate, so that the same-side group of screw blocks 205 are driven to be far away from or close to each other, and the distance between the same-side group of clamping frames 206 is adjusted, so that the clamp can be adapted to clamp processing objects with different sizes, and the applicability of the clamp is improved.

The clamp is integrally arranged on a machining center workbench through a base 1, the position of a clamping frame 206 is adjusted according to the size of a machining object to be clamped, the movable groove frame 202 is driven to move through an electric push rod 201, the spacing between a group of movable groove frames 202 is adjusted, a positive and negative screw rod 204 is driven to rotate through a motor 203, a group of threaded blocks 205 on the same side are driven to be far away from or close to each other, the spacing between a group of clamping frames 206 on the same side is further adjusted, at the moment, the machining object can be adaptively clamped, when the clamping frame 206 moves towards the middle of a fixing frame 3, the clamping frame 401 does not influence the translation of the clamping frame 206, when the clamping frame 206 moves towards the end of the fixing frame 3, the clamping frame 401 and a sliding rod 402 can be driven to translate, the sliding rod two 403 are still clamped in a limiting groove frame 404 in the moving process, the sliding rod 402 and the sliding rod two 403 can still maintain the horizontal stability of the clamping frame 401, and then the hydraulic cylinder 405 is driven to move down the limiting groove frame 404, the first 402 and the sliding rod 403 is driven to move down, the object 401 is driven to move down, the clamping frame 401 is convenient to be matched with the machining object to quickly, and the machining object can be clamped, and the sliding rod can be machined and fixed.

The embodiments of the present utility model are disclosed as preferred embodiments, but not limited thereto, and those skilled in the art will readily appreciate from the foregoing description that various modifications and variations can be made without departing from the spirit of the present utility model.

Claims

1. A fast and convenient fixture for a machining center, comprising a base (1), characterized in that a group of clamping mechanisms (2) are symmetrically arranged on the surface of the base (1), a group of fixing frames (3) are symmetrically fixed on the top of the group of clamping mechanisms (2), and a top-butting mechanism (4) is arranged on the inner side of the fixing frame (3);

The push mechanism (4) comprises a pressure strip (401), the pressure strip (401) is engaged with the inside of the clamping mechanism (2), a group of pressure strips (401) is arranged inside the clamping mechanism (2), the ends of the group of pressure strips (401) are respectively connected to a slide bar 1 (402) and a slide bar 2 (403), the slide bar 1 (402) and the slide bar 2 (403) are movably sleeved with a limit groove frame (404) outside, and the top of the limit groove frame (404) is connected to a hydraulic cylinder (405).

2. The fast and convenient fixture for a machining center as described in claim 1 is characterized in that one end of the pressure strip (401) is T-shaped, and a group of the pressure strips (401) are respectively integrally formed with a slide bar 1 (402) and a slide bar 2 (403).

3. The fast and convenient tooling fixture for a machining center as described in claim 1 is characterized in that the slide bar 1 (402) and the slide bar 2 (403) are parallel to each other and engaged inside the limiting groove frame (404), and the bottom of the limiting groove frame (404) and the bottom of the pressure strip (401) are on the same horizontal line.

4. The fast and convenient tooling fixture for a machining center as described in claim 1 is characterized in that the clamping mechanism (2) includes an electric push rod (201), the electric push rod (201) is arranged on the inner wall of the base (1), the movable end of the electric push rod (201) is connected to a movable slot frame (202), the surface of the movable slot frame (202) is provided with a motor (203), the movable end of the motor (203) is connected to a forward and reverse screw rod (204), the surface of the forward and reverse screw rod (204) is symmetrically sleeved with a group of threaded blocks (205), and the top of the threaded block (205) is fixedly connected to a bracket (206).

5. The fast and convenient fixture for a machining center as described in claim 4 is characterized in that the movable slot frame (202) forms a telescopic structure with the base (1) through an electric push rod (201), and the electric push rod (201) is provided with two groups.

6. The fast and convenient fixture for a machining center as described in claim 4 is characterized in that the motor (203) forms a threaded transmission structure through forward and reverse screws (204) and threaded blocks (205).

7. The fast and convenient fixture for a machining center as described in claim 4 is characterized in that a slot is provided on the side of the bracket (206), and the pressure strip (401) is movably engaged in the slot on the side of the bracket (206).