CN223477153U - Numerical control gantry guide rail grinding machine - Google Patents

Abstract

The present invention relates to the field of grinding machines and discloses a CNC gantry guide rail grinding machine, which includes a workbench, a plurality of rails fixedly connected to the top of the workbench, a movable splint on the top of the workbench, a plurality of guide wheels rotatably connected to the bottom of the movable splint, the guide wheels being rectangularly distributed and slidingly matched with the rails, a clamp being installed at each of the four corners of the top of the movable splint, a screw rod 1 being rotatably connected between the front and rear sides of the top of the workbench, a motor 1 being fixedly installed on the top front side of the workbench, the front end of the output shaft of the motor 1 being fixedly connected to the rear end of the screw rod 1, a connecting block being fixedly connected to the bottom of the movable splint, the connecting block being threadedly matched with the screw rod 1, and a gantry being fixedly connected to the top of the workbench. The present invention adopts a method of grinding with a coarse grinding wheel and a fine grinding wheel in sequence, which can significantly improve processing efficiency while ensuring processing quality. The rough machining stage quickly removes most of the material, while the fine machining stage focuses on improving the surface finish and precision.

Description

Numerical control gantry guide rail grinding machine

Technical Field

The utility model relates to a grinding machine field specifically is a numerical control longmen guide rail grinding machine.

Background

The guide rail grinding machine is used as one of key equipment in the field of machining, the performance of the guide rail grinding machine directly influences the machining quality and the production efficiency of products, and along with the wide application of numerical control technology, the guide rail grinding machine gradually realizes automatic and digital control, and the machining precision and the machining efficiency are obviously improved.

However, different workpieces have different requirements on processing modes, some of the workpieces need rough processing to remove most of materials, and some of the workpieces need finish processing to improve surface finish, so that the numerical control gantry guide rail grinding machine needs to have multiple processing modes to meet the processing requirements of different workpieces.

Disclosure of utility model

In order to overcome the defects, the utility model provides a numerical control gantry guide rail grinding machine.

The utility model adopts the technical scheme that:

The utility model provides a numerical control longmen guide rail grinding machine, the on-line screen storage device comprises a workbench, the top fixedly connected with a plurality of track of workstation, track bilateral symmetry distributes, the top of workstation has movable clamp plate, movable clamp plate's bottom rotates and is connected with a plurality of guide pulley, the guide pulley is the rectangle and distributes, guide pulley and track sliding fit, anchor clamps are all installed in movable clamp plate's top four corners, rotate and be connected with first lead screw between the top front and back side of workstation, first motor is fixed mounting in top front side of workstation, first output shaft front end and first rear end fixed connection of lead screw of motor, movable clamp plate's bottom fixedly connected with connecting block, connecting block and first screw thread fit, movable clamp plate's top fixedly connected with portal frame is located the movable clamp plate outside, movable mechanism is controlled to fixed mounting between the inside wall, movable mechanism's front and back side is connected with the cylinder respectively, the output shaft bottom fixedly connected with mount of cylinder, the inside wall of two mounts rotates respectively is connected with coarse grinding wheel and fine grinding wheel, coarse grinding wheel and the below of cylinder is located the front side, the equal fixed mounting of the right side wall of two mounts has the motor three, the output shaft of two motor three respectively with coarse grinding wheel and fine grinding wheel fixed connection.

The left-right moving mechanism comprises a mounting seat, the mounting seat is fixedly connected between the left inner wall and the right inner wall of the portal frame, two sliding grooves which are distributed up and down are formed in the front side wall of the mounting seat, a screw rod II is rotatably connected between the left inner wall and the right inner wall of the sliding groove, the left side wall of the mounting seat is fixedly provided with two motors II, output shafts of the two motors II are respectively fixedly connected with the left ends of the two screw rods II, two air cylinders are positioned on the front side and the rear side of the mounting seat, moving blocks are fixedly connected to the opposite side walls of the two air cylinders respectively and are inserted into the two sliding grooves, one end top and the bottom of each moving block positioned in each sliding groove are rotatably connected with a roller, and the rollers are in sliding fit with the sliding grooves.

The fixture comprises a sliding block, the sliding block is in sliding fit with the top of the movable clamping plate, a stud is vertically and fixedly connected to the top of the sliding block, a pressing plate is sleeved on the outer wall of the stud, the pressing plate is in clearance fit with the stud, a nut is in threaded connection with the top of the outer wall of the stud, and the bottom of the nut is in butt joint with the top of the pressing plate.

The utility model has the beneficial effects that:

The utility model adopts the mode of sequentially polishing the coarse grinding wheel and the fine grinding wheel, can obviously improve the processing efficiency, simultaneously ensures the processing quality, rapidly removes most materials in the rough processing stage, and pays attention to the improvement of the surface finish and the precision in the finish processing stage.

Drawings

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

FIG. 2 is a right side elevational view of the schematic of FIG. 1;

FIG. 3 is a schematic view of another view angle structure of the present utility model;

FIG. 4 is a front view of FIG. 1;

FIG. 5 is a cross-sectional view taken at A-A of FIG. 4;

FIG. 6 is a right side view of FIG. 1;

FIG. 7 is a cross-sectional view taken at B-B of FIG. 6;

fig. 8 is a schematic structural view of the clamp of the present utility model.

In all the drawings, the reference numerals are specifically 1, a workbench, 2, a track, 3, a movable clamping plate, 4, a guide wheel, 5, a clamp, 6, a first screw rod, 7, a first motor, 8, a connecting block, 9, a portal frame, 10, a mounting seat, 11, a sliding chute, 12, a second screw rod, 13, a second motor, 14, a cylinder, 15, a movable block, 16, a roller, 17, a fixing frame, 18, a rough grinding wheel, 19, a fine grinding wheel, 20, a third motor, 51, a sliding block, 52, a stud, 53, a pressing plate, 54 and a nut.

Detailed Description

As shown in figures 1-8, the numerical control gantry guide rail grinding machine comprises a workbench 1, a plurality of rails 2 are fixedly connected to the top of the workbench 1, the rails 2 are distributed symmetrically left and right, a movable clamping plate 3 is arranged at the top of the workbench 1, a plurality of guide wheels 4 are rotatably connected to the bottom of the movable clamping plate 3, the guide wheels 4 are distributed in a rectangular shape, the guide wheels 4 are in sliding fit with the rails 2, clamps 5 are respectively installed at four corners of the top of the movable clamping plate 3, a first lead screw 6 is rotatably connected between the front side and the rear side of the top of the workbench 1, a first motor 7 is fixedly installed at the front side of the top of the workbench 1, the front end of an output shaft of the first motor 7 is fixedly connected with the rear end of the first lead screw 6, a connecting block 8 is fixedly connected with the rear end of the first motor, the bottom of the movable clamping plate 3 is fixedly connected with a first connecting block 8, the connecting block 8 is in threaded fit with the first lead screw 6, a portal frame 9 is fixedly connected to the top of the workbench 1, the portal frame 9 is located on the outer side of the movable clamping plate 3, a left and right moving mechanism is fixedly installed between the left and right inner side walls of the portal frame 9, the front side and rear side of the left and right moving mechanism are respectively connected with cylinders 14, the bottom ends of the cylinders 14 are fixedly connected with fixing frames 17, the inner side of the two fixing frames 17 are respectively, the inner side walls 18 of the two fixing frames 18 are respectively rotatably connected with the front and respectively, two fixing frames 18 and 18 respectively are fixedly connected with the front grinding wheels 18 and respectively, two grinding wheels 20 are respectively fixedly connected with the front grinding wheels 20 and 20 are respectively.

The left-right moving mechanism comprises a mounting seat 10, the mounting seat 10 is fixedly connected between left and right inner side walls of a portal frame 9, two sliding grooves 11 which are distributed up and down are formed in the front side wall of the mounting seat 10, screw rods II 12 are rotatably connected between the left and right inner walls of the sliding grooves 11, two motors II 13 are fixedly mounted on the left side wall of the mounting seat 10, output shafts of the two motors II 13 are fixedly connected with the left ends of the two screw rods II 12 respectively, two air cylinders 14 are located on the front side and the rear side of the mounting seat 10, moving blocks 15 are fixedly connected to opposite side walls of the two air cylinders 14 respectively, the two moving blocks 15 are inserted into the two sliding grooves 11 respectively, rollers 16 are rotatably connected to the top and the bottom of one end of each moving block 15 located in each sliding groove 11, and the rollers 16 are in sliding fit with the sliding grooves 11.

The fixture 5 comprises a sliding block 51, the sliding block 51 is in sliding fit with the top of the movable clamping plate 3, a stud 52 is vertically and fixedly connected to the top of the sliding block 51, a pressing plate 53 is sleeved on the outer wall of the stud 52, the pressing plate 53 is in clearance fit with the stud 52, a nut 54 is connected to the top of the outer wall of the stud 52 in a threaded manner, and the bottom of the nut 54 is abutted to the top of the pressing plate 53.

Before the numerical control gantry guide rail grinding machine is started, the movable clamping plate 3 is positioned at an initial position on the track 2 through the guide wheel 4 at the bottom of the movable clamping plate, the clamp 5 is adjusted according to the size and the position of a workpiece to be processed, the workpiece is ensured to be firmly clamped, and the rough grinding wheel 18 and the fine grinding wheel 19 are respectively arranged at the bottom end of an output shaft of the air cylinder 14 through the fixing frame 17 and are positioned at the initial position of a left-right moving mechanism of the portal frame 9.

The workpiece to be processed is placed on the workbench 1, and is accurately clamped by the clamp 5 at the top of the movable clamping plate 3, so that the workpiece is ensured not to move or shake in the processing process.

The first motor 7 is started to drive the first screw rod 6 to rotate, the movable clamping plate 3 and a workpiece on the movable clamping plate are driven to move along the horizontal direction of the track 2 through the connecting block 8, meanwhile, the air cylinder 14 positioned at the front side is started, the rough grinding wheel 18 is pushed to descend to the surface of the workpiece, the rough machining process is started, at the moment, the motor III 20 is started, the rough grinding wheel 18 is driven to rotate, the workpiece is subjected to preliminary grinding, and most burrs and uneven parts are removed.

In the course of rough machining or after finishing, according to the processing demand, start two motors two 13, drive two lead screw two 12 rotations respectively, through the sliding fit of gyro wheel 16 and spout 11, two cylinders 14 and the grinding wheel (rough grinding wheel 18 or fine grinding wheel 19) of below can be in the left and right directions of mount pad 10 to realize the processing to the different positions of work piece.

After the rough machining is finished, the air cylinder 14 is adjusted in position, so that the fine grinding wheel 19 descends to the surface of the workpiece to start the fine machining, the fine grinding wheel 19 rotates under the drive of the motor III 20 to polish the workpiece more finely, and the surface smoothness and the precision of the workpiece are further improved.

After rough machining and finish machining, the workpiece reaches the expected machining quality, all motors and cylinders are closed at the moment, and the workpiece is taken out of the clamp 5, so that the whole machining process is completed. The utility model protects only the mechanical part, and the functions realized by the software control part related to the mechanical part are not within the protection scope of the utility model.

Claims (3)

1. A numerical control gantry guide rail grinding machine is characterized by comprising a workbench (1), wherein the top of the workbench (1) is fixedly connected with a plurality of rails (2), the rails (2) are distributed in a bilateral symmetry manner, the top of the workbench (1) is provided with a movable clamping plate (3), the bottom of the movable clamping plate (3) is rotationally connected with a plurality of guide wheels (4), the guide wheels (4) are distributed in a rectangular manner, the guide wheels (4) are in sliding fit with the rails (2), clamps (5) are respectively installed at four corners of the top of the movable clamping plate (3), a first screw rod (6) is rotationally connected between the front side and the rear side of the top of the workbench (1), a first motor (7) is fixedly installed at the front side of the top of the workbench (1), the front end of an output shaft of the first motor (7) is fixedly connected with the rear end of the first screw rod (6), the bottom of the movable clamping plate (3) is fixedly connected with a connecting block (8), the connecting block (8) is in threaded fit with the first screw rod (6), the top of the workbench (1) is fixedly connected with a gantry (9), the gantry (9) is located on the outer side of the movable clamping plate (3), a left and right side of the gantry (9) is fixedly connected with a cylinder (14) respectively, the front end of the movable cylinder (14) is fixedly connected with a front end of the front cylinder (14), the inner side walls of the two fixing frames (17) are respectively connected with a coarse grinding wheel (18) and a fine grinding wheel (19) in a rotating mode, the coarse grinding wheel (18) is located below the front side air cylinder (14), the right side walls of the two fixing frames (17) are respectively fixedly provided with a motor III (20), and output shafts of the two motors III (20) are respectively fixedly connected with the coarse grinding wheel (18) and the fine grinding wheel (19).

2. The numerical control gantry guide rail grinding machine according to claim 1, wherein the left-right moving mechanism comprises a mounting seat (10), the mounting seat (10) is fixedly connected between left and right inner side walls of the gantry (9), two sliding grooves (11) which are distributed up and down are formed in the front side wall of the mounting seat (10), a screw rod II (12) is rotationally connected between the left and right inner walls of the sliding grooves (11), two motors II (13) are fixedly mounted on the left side wall of the mounting seat (10), output shafts of the two motors II (13) are fixedly connected with the left ends of the two screw rod II (12) respectively, two air cylinders (14) are located on the front side and the rear side of the mounting seat (10), moving blocks (15) are fixedly connected to the opposite side walls of the two air cylinders (14) respectively and are inserted into the two sliding grooves (11), one end top and bottom of each moving block (15) located in the sliding groove (11) are rotationally connected with a roller (16), and the roller (16) is in sliding fit with the sliding groove (11).

3. The numerical control gantry guide rail grinding machine according to claim 1, characterized in that the clamp (5) comprises a sliding block (51), the sliding block (51) is in sliding fit with the top of the movable clamping plate (3), a stud (52) is vertically and fixedly connected to the top of the sliding block (51), a pressing plate (53) is sleeved on the outer wall of the stud (52), the pressing plate (53) is in clearance fit with the stud (52), a nut (54) is in threaded connection with the top of the outer wall of the stud (52), and the bottom of the nut (54) is in butt joint with the top of the pressing plate (53).