CN219403398U

CN219403398U - Gantry type clamp for fastening machining center

Info

Publication number: CN219403398U
Application number: CN202320195101.3U
Authority: CN
Inventors: 肖志磊; 邱明鑫; 张诗语; 曲宏宇; 宋阳; 卢新
Original assignee: Shenyang Chuanglu Technology Co ltd
Current assignee: Shenyang Chuanglu Technology Co ltd
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-07-25
Anticipated expiration: 2033-02-13

Abstract

The utility model relates to the technical field of clamps, in particular to a clamp for fastening a gantry machining center, which comprises two first bases, wherein a pair of sliding rails are arranged at the top of each first base, a first motor is detachably arranged at the front side of the inner bottom wall of each first base, a first lead screw is arranged at the output end of each first motor, the other end of each first lead screw is fixedly connected with the inner wall of each first base through a first bearing, a pair of connecting blocks are connected with the outer wall of each first lead screw in a threaded manner, connecting rods are arranged at the top ends of the connecting blocks, the top ends of the connecting rods extend out of the first bases, supporting plates are arranged at the four corners of the bottom ends of the supporting plates, and idler wheels matched with the sliding rails are arranged at the four corners of each bottom end of each supporting plate; and the second base is arranged at the top end of the supporting plate. The device realizes that the clamping mechanism clamps and fixes the full-size workpiece by long-distance and multi-displacement adjustment of the clamping mechanism, does not need to replace a clamp, can be applicable to workpieces with more specifications, and has wider application range.

Description

Gantry type clamp for fastening machining center

Technical Field

The utility model relates to the technical field of clamps, in particular to a clamp for fastening a gantry machining center.

Background

The gantry machining center is a machining center with a main shaft axis perpendicular to a workbench, the whole structure is a portal frame, the portal frame is composed of double upright posts and top beams, a beam is arranged in the middle of the portal frame, fixed beams (the beam is fixed, the workbench moves/rotates), movable beams (the beam moves up and down, the workbench moves back and forth) and movable columns (the workbench is fixed, the gantry crane type (the workbench is fixed, the beam moves) are also provided with multiple types of gantry machining centers in the composite mode, the machining characteristics, the machining capability and the aimed product machining application are not the same, and the portal frame type gantry machining center is particularly suitable for machining large-sized workpieces and workpieces with complex shapes;

the fixture in the gantry machining center is one of important components and is used for fixing and clamping a workpiece instead of machining, the existing fixture is mostly of a fixed structure or can only be slidably moved and adjusted in the horizontal direction so as to be attached to the side wall of the workpiece, but the adjustable distance of the fixture is short, the application range is limited, and full-size fixing (full-size refers to the size of the workpiece which can be machined by the gantry machining center) cannot be carried out on the plate workpiece, so that the fixture for fastening the gantry machining center is provided based on the technical problems.

Disclosure of Invention

The utility model aims to solve the problems, and designs a clamp for fastening a gantry type machining center.

In order to achieve the technical purpose and achieve the technical effect, the utility model is realized by the following technical scheme:

the clamp for fastening the gantry machining center comprises two first bases, wherein a pair of sliding rails are arranged at the top of each first base, a first motor is detachably arranged on the front side of the inner bottom wall of each first base, a first lead screw is arranged at the output end of each first motor, the other end of each first lead screw is fixedly connected with the inner wall of each first base through a first bearing, a pair of connecting blocks are connected with the outer wall of each first lead screw in a threaded manner, connecting rods are arranged at the top ends of the connecting blocks, the top ends of the connecting rods extend out of the first bases and are provided with supporting plates, and idler wheels matched with the sliding rails are arranged at four corners of the bottom ends of the supporting plates;

the second base is arranged at the top end of the supporting plate, a second motor is detachably arranged at the left side of the inner bottom wall of the second base, a second lead screw is arranged at the output end of the second motor, the other end of the second lead screw is rotationally connected with the inner wall of the second base through a second bearing, a connecting block II is connected with the outer wall of the second lead screw in a threaded manner, and the top end of the second connecting block extends out of the base;

the clamping mechanism is arranged at the top end of the connecting block II;

the supporting mechanism is arranged in the middle between the first bases.

Further, fixture includes the connecting seat, connecting seat top inboard is equipped with the bottom block, connecting seat top outside detachable is equipped with the cylinder, the drive end of cylinder is equipped with the roof, roof bottom inboard is equipped with the clamp splice.

Further, the supporting mechanism comprises a bottom plate, a hydraulic cylinder is detachably arranged in the middle of the top end of the bottom plate, and a circular plate is arranged at the driving end of the hydraulic cylinder.

Further, the outer walls of the first lead screw and the second lead screw are both bidirectional threads, and the pair of connecting blocks and the connecting block are respectively connected to threads of the outer walls of the first lead screw and the second lead screw in different rotation directions.

Further, the outer ring of the first bearing is fixedly connected with the inner wall of the first base through a bearing seat, and the inner ring of the first bearing is connected with the outer wall of the first screw in an interference fit mode.

The beneficial effects of the utility model are as follows:

the device realizes that fixture carries out the centre gripping fixed to full-size work piece through carrying out long distance, multiposition adjustment to fixture, need not to change anchor clamps, applicable more specification's work piece, application range is wider, has increased portal machining center anchor clamps convenience and practicality that use, more accords with actual user demand.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of 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 utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

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

fig. 3 is a second cross-sectional view of the base of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. the device comprises a first base, a second base, a sliding rail, a third base, a first motor, a fourth base, a first lead screw, a first 5, a first bearing, a first 6, a connecting block, a 7 connecting rod, a 8 supporting plate, a 9, a roller, a second base, a second 11, a second motor, a second 12, a second lead screw, a 13, a second bearing, a 14, a second connecting block, a 15, a connecting seat, a 16, a bottom block, a 17, an air cylinder, a 18, a top plate, a 19, a clamping block, a 20, a bottom plate, a 21, a hydraulic cylinder, a 22 and a circular plate.

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. 1-3, a clamp for fastening a gantry machining center comprises two bases 1, wherein a pair of slide rails 2 are arranged at the top of each base 1, a motor 3 is detachably arranged at the front side of the inner bottom wall of each base 1, a lead screw 4 is arranged at the output end of each motor 3, the other end of each lead screw 4 is fixedly connected with the inner wall of each base 1 through a bearing 5, a pair of connecting blocks 6 are connected with the outer wall of each lead screw 4 in a threaded manner, connecting rods 7 are arranged at the top ends of the connecting blocks 6, the top ends of the connecting rods 7 extend out of each base 1, a supporting plate 8 is arranged at each supporting plate 8, and idler wheels 9 matched with the slide rails 2 are arranged at four corners at the bottom ends of each supporting plate 8; the second base 10 is arranged at the top end of the supporting plate 8, a second motor 11 is detachably arranged at the left side of the inner bottom wall of the second base 10, a second lead screw 12 is arranged at the output end of the second motor 11, the other end of the second lead screw 12 is rotationally connected with the inner wall of the second base 10 through a second bearing 13, a second connecting block 14 is connected with the outer wall of the second lead screw 12 in a threaded manner, and the top end of the second connecting block 14 extends out of the second base 10; the clamping mechanism is arranged at the top end of the second connecting block 14; the supporting mechanism is arranged in the middle between the first bases 1.

Further, the clamping mechanism comprises a connecting seat 15, a bottom block 16 is arranged on the inner side of the top end of the connecting seat 15, an air cylinder 17 is detachably arranged on the outer side of the top end of the connecting seat 15, a top plate 18 is arranged at the driving end of the air cylinder 17, a clamping block 19 is arranged on the inner side of the bottom end of the top plate 18, and the top plate 18 and the clamping block 19 are pulled to move downwards through the air cylinder 17, so that a workpiece can be clamped and fixed conveniently.

Further, the supporting mechanism comprises a bottom plate 20, a hydraulic cylinder 21 is detachably arranged in the middle of the top end of the bottom plate 20, a circular plate 22 is arranged at the driving end of the hydraulic cylinder 21, a workpiece is placed on the circular plate 22, the circular plate 22 and the workpiece are driven to move downwards through the hydraulic cylinder 21, and the workpiece can be conveniently dropped onto the bottom block 16.

Further, the outer walls of the first screw 4 and the second screw 12 are both bidirectional threads, and the pair of connecting blocks 6 and the second connecting block 14 are respectively connected to threads of different rotation directions of the outer walls of the first screw 4 and the second screw 12 in a threaded manner.

Further, the outer ring of the first bearing 5 is fixedly connected with the inner wall of the first base 1 through the bearing seat, the inner ring of the first bearing 5 is in interference fit connection with the outer wall of the first screw 4, the first screw 4 is fixedly acted through the first bearing 5, and the first screw 4 can conveniently rotate through the first bearing 5.

All electric parts and components in the scheme are universal standard parts or parts known by the skilled person, the structure and principle of the electric parts and components are known by the skilled person through technical manuals or known by conventional experimental methods, the model and the scheme can be operated normally, all electric parts and the power supply matched with the electric parts are connected through wires, and a proper controller is selected according to actual conditions so as to meet control requirements, specific connection and control sequence, the following working principles are referred to, the electric connection is completed in sequence among the electric parts, and the detailed connection means are known in the art and are not used for explaining electric control.

One specific application of this embodiment is:

when the device is used, the device is mounted on a gantry machining center machining table, a workpiece is placed on a circular plate 22, the first lead screw 4 is driven to rotate through the first bearing 5 through the first motor 3, the first lead screw 4 is fixed through the first bearing 5, the first lead screw 4 is conveniently rotated through the first bearing 5, the first lead screw 4 drives the connecting block 6 to drive the connecting rod 7, the supporting plate 8, the second base 10 and the clamping mechanism to rotate on the sliding rail 2 through the roller 9 and move in the direction of approaching or separating outwards along the inner side and the outer side of the front-rear direction, the front-rear position of the clamping mechanism can be adjusted through the first motor 3, the second lead screw 12 is driven to rotate through the second bearing 13, the second lead screw 12 drives the connecting seat 15 and the clamping mechanism to move in the direction of approaching or separating outwards along the left-right direction through the second lead screw 12, the left-right position of the clamping mechanism can be adjusted through the second motor 11, the clamping mechanism is moved to the fixed position of the workpiece, the circular plate 22 and the workpiece are driven to move downwards through the hydraulic cylinder 21, the workpiece falls onto the bottom block 16, the top plate 18 and the clamping block 19 are pulled downwards to clamp and fix the workpiece through the cylinder 17.

It should be understood that the above description is not intended to limit the utility model to the particular embodiments disclosed, but to limit the utility model to the particular embodiments disclosed, and that various changes, modifications, additions and substitutions can be made by one of ordinary skill in the art without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a planer-type machining center anchor clamps for fastening which characterized in that: comprising

The novel automatic feeding device comprises two first bases (1), wherein a pair of sliding rails (2) are arranged at the top of the first bases (1), a first motor (3) is detachably arranged on the front side of the inner bottom wall of the first bases (1), a first lead screw (4) is arranged at the output end of the first motor (3), the other end of the first lead screw (4) is fixedly connected with the inner wall of the first bases (1) through a first bearing (5), a pair of connecting blocks (6) are connected with the outer wall of the first lead screw (4) in a threaded manner, connecting rods (7) are arranged at the top ends of the connecting blocks (6), the top ends of the connecting rods (7) extend out of the first bases (1), supporting plates (8) are arranged at four corners of the bottom ends of the supporting plates (8), and idler wheels (9) matched with the sliding rails (2) are arranged at the four corners of the bottom ends of the supporting plates (8).

The base II (10) is arranged at the top end of the supporting plate (8), a motor II (11) is detachably arranged on the left side of the inner bottom wall of the base II (10), a lead screw II (12) is arranged at the output end of the motor II (11), the other end of the lead screw II (12) is rotationally connected with the inner wall of the base II (10) through a bearing II (13), a connecting block II (14) is connected with the outer wall of the lead screw II (12) in a threaded manner, and the top end of the connecting block II (14) extends out of the base II (10);

the clamping mechanism is arranged at the top end of the second connecting block (14);

the supporting mechanism is arranged in the middle between the first bases (1).

2. The gantry type clamp for fastening a machining center according to claim 1, wherein: the clamping mechanism comprises a connecting seat (15), a bottom block (16) is arranged on the inner side of the top end of the connecting seat (15), an air cylinder (17) is detachably arranged on the outer side of the top end of the connecting seat (15), a top plate (18) is arranged at the driving end of the air cylinder (17), and a clamping block (19) is arranged on the inner side of the bottom end of the top plate (18).

3. The gantry type clamp for fastening a machining center according to claim 1, wherein: the supporting mechanism comprises a bottom plate (20), a hydraulic cylinder (21) is detachably arranged in the middle of the top end of the bottom plate (20), and a circular plate (22) is arranged at the driving end of the hydraulic cylinder (21).

4. The gantry type clamp for fastening a machining center according to claim 1, wherein: the outer walls of the first lead screw (4) and the second lead screw (12) are both bidirectional threads, and the pair of connecting blocks (6) and the second connecting block (14) are respectively in threaded connection with threads of different screwing directions on the outer walls of the first lead screw (4) and the second lead screw (12).

5. The gantry type clamp for fastening a machining center according to claim 1, wherein: the outer ring of the first bearing (5) is fixedly connected with the inner wall of the first base (1) through a bearing seat, and the inner ring of the first bearing (5) is connected with the outer wall of the first screw rod (4) in interference fit.