CN112170906A

CN112170906A - High-efficient stable numerically controlled fraise machine

Info

Publication number: CN112170906A
Application number: CN201910601760.0A
Authority: CN
Inventors: 谢休明
Original assignee: Yangzhou Minghe Machinery Co ltd
Current assignee: Yangzhou Minghe Machinery Co ltd
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2021-01-05

Abstract

The invention discloses a high-efficiency stable numerically controlled milling machine in the technical field of numerically controlled milling machines, which comprises a workbench, wherein side plates are arranged on the left side and the right side of the top of a rotating disc, the side plates on the left side are arranged on the top of the rotating disc in a sliding mode, a pressure plate is movably arranged at the bottom of a compression screw rod through a bearing, a movable sleeve is movably sleeved on the outer wall of a guide pillar, an air cylinder is fixedly arranged at the bottom of the movable sleeve, and a base plate is fixedly connected to the output end of the air cylinder through a piston rod.

Description

High-efficient stable numerically controlled fraise machine

Technical Field

The invention relates to the technical field of numerical control milling machines, in particular to a high-efficiency stable numerical control milling machine.

Background

The numerical control milling machine is a machine tool for processing various surfaces of a workpiece by using a milling cutter, has wide application, can process only one surface of the workpiece when the workpiece such as a plate is processed by the current milling machine, often needs to take down the workpiece when other surfaces are processed, and fixes the workpiece again, so that the processing efficiency is influenced, and meanwhile, when the workpiece is processed, the adopted clamp is single in use, namely 1: products that can only accommodate length or height; 2: most of the numerical control milling machines are in rigid contact, when machining is conducted, the workpiece can vibrate, the workpiece is in rigid contact with the clamp, the workpiece is extremely easy to damage, machining cost is improved, and therefore the numerical control milling machine is efficient and stable.

Disclosure of Invention

The invention aims to provide an efficient and stable numerically controlled milling machine to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a high-efficiency stable numerically controlled fraise machine comprises a workbench, wherein a first stepping motor is fixedly arranged in the center of the bottom of the workbench, the output end of the first stepping motor penetrates through the workbench and is fixedly connected with a rotating disc, the rotating disc is positioned above the workbench, the left side and the right side of the top of the rotating disc are both provided with side plates, the left side of the side plates are arranged at the top of the rotating disc in a sliding manner, inserts are welded at the left side of the top of the rotating disc and are positioned at the left side of the left side plate, adjusting screw rods are inserted in threads at the left sides of the inserts, the right ends of the adjusting screw rods are movably connected with the left outer wall of the left side plate through bearings, rotating rods are arranged at the tops of the outer walls at the two opposite sides of the side plates, the rotating rods at the left side are movably connected with the tops of the right, two groups of L-shaped plates are symmetrically and fixedly arranged at opposite ends of the rotating rods, inserts are transversely arranged at the tops of the outer walls of the two groups of L-shaped plates at opposite sides, compression screw rods are inserted into the top threads of the inserts, compression plate parts are movably arranged at the bottoms of the compression screw rods through bearings, support frames are fixedly arranged at the left side and the right side of the top of the workbench, a top mounting frame is fixedly arranged at the tops of the two groups of support frames, guide pillars are transversely arranged in the inner cavity of the top mounting frame, sliders are fixedly arranged at the left side and the right side of each guide pillar, slide rails matched with the sliders are fixedly arranged at the inner walls of the left side and the right side of the top mounting frame, movable sleeves are movably sleeved on the outer walls of the guide pillars, a first electric telescopic rod is fixedly arranged at the right side of the, and two other ends of electric telescopic handle and top installing frame rear side inner wall right-hand member fixed connection, the fixed cylinder that is provided with in movable sleeve bottom, and the cylinder output passes through piston rod fixedly connected with backing plate, and the fixed rotation motor that is provided with in backing plate bottom, it is provided with the cutter mounting disc to rotate the motor output.

Further, the pressing plate piece comprises a first elastic plate movably connected with the bottom end of the compression screw through a bearing, a second elastic plate is arranged below the first elastic plate, guide posts are arranged on the periphery of the bottom of the first elastic plate, guide holes matched with the guide posts are formed in the periphery of the top of the second elastic plate and the periphery of the bottom of the first elastic plate, and buffer springs are uniformly arranged between the first elastic plate and the second elastic plate.

Furthermore, a guide sliding block is fixedly arranged at the bottom of the side plate on the left side, a guide sliding groove matched with the guide sliding block is transversely formed in the left side of the top of the rotating disc, and the guide sliding block is movably embedded into the guide sliding groove.

Furthermore, two sets of L shaped plate bottom outer wall all is fixed and is provided with the protection pad, and the protection pad is the rubber protection pad.

Further, the left side and the right side of the bottom of the rotating disc are fixedly provided with balls, the top of the workbench is provided with an annular rolling groove matched with the balls, and the balls are movably embedded into the annular rolling groove.

Furthermore, the supporting telescopic rods are fixedly arranged on the periphery of the bottom of the movable sleeve, and the bottoms of the four groups of supporting telescopic rods are fixedly connected with the top of the base plate.

Compared with the prior art, the invention has the beneficial effects that:

1) the rotating disc can be driven by the first stepping motor to drive a workpiece to be machined to rotate to adjust the machining angle, the L-shaped plate on the right side can be driven to rotate by the second stepping motor, the workpiece is fixed on the L-shaped plate through the compression screw and the pressure plate, so that the workpiece is driven to rotate to adjust the machining surface of the workpiece, the workpiece does not need to be taken out again and then installed again, the working efficiency is greatly improved, and meanwhile, the first electric telescopic rod and the second electric telescopic rod are adopted, so that the rotating motor can be controlled to be in an appointed position to be matched with a cutter on the cutter mounting disc for operation, and the;

2) the adjustable pressing plate device can be driven to move to the left side plate through the adjusting screw rod, so that the distance is adjusted according to the length of a workpiece, the pressing plate component can be driven to move downwards by rotating the pressing screw rod, the workpiece is pressed and fixed on the outer wall of the bottom of the L-shaped plate, the adjustable pressing plate device is suitable for workpieces with different lengths and heights, the practicability is high, meanwhile, the pressing plate component is matched with the protective pad on the outer wall of the bottom of the L-shaped plate, the shock force damage of the workpiece during processing is greatly buffered, the processing quality of the workpiece is greatly guaranteed.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the top mounting frame structure of the present invention;

FIG. 3 is a schematic view of the construction of the pressure plate member of the present invention.

In the figure: 1. a work table; 2. a first stepping motor; 3. rotating the disc; 4. a side plate; 5. adjusting the screw rod; 6. an L-shaped plate; 7. a second stepping motor; 8. a compression screw; 9. a platen member; 91. a first elastic plate; 92. a second elastic plate; 93. a guide post; 94. a guide hole; 95. a buffer spring; 10. a frame is installed at the top; 11. a guide post; 12. a movable sleeve; 13. a first electric telescopic rod; 14. a second electric telescopic rod; 15. a cylinder; 16. rotating the motor; 17. and a cutter mounting disc.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a high-efficiency stable numerically controlled fraise machine, please refer to fig. 1, comprising a workbench 1, wherein the bottom of the workbench 1 is provided with a supporting leg for supporting, the center of the bottom of the workbench 1 is fixedly provided with a first stepping motor 2, the first stepping motor 2 is used for driving a rotating disc 3 to rotate and adjusting the angle of a workpiece, the output end of the first stepping motor 2 penetrates through the workbench 1 and is fixedly connected with the rotating disc 3, and the rotating disc 3 is positioned above the workbench 1;

referring to fig. 1, side plates 4 are arranged on the left side and the right side of the top of a rotating disc 3, the side plate 4 on the left side is arranged on the top of the rotating disc 3 in a sliding mode, the side plate 4 on the right side can be fixed on the top of the rotating disc 3 in a fixing mode through screws or bolts, an insert is welded on the left side of the top of the rotating disc 3 and is located on the left side of the side plate 4 on the left side, an adjusting screw 5 is inserted into the left side of the insert in a threaded mode, the right end of the adjusting screw 5 is movably connected with the outer wall of the left side of the side plate 4 on the left side;

referring to fig. 1, the top of the outer wall of one side opposite to each of the two sets of side plates 4 is provided with a rotating rod, the rotating rod on the left side is movably connected with the top of the outer wall of the right side of the side plate 4 through a bearing, so that the rotating rod is conveniently matched to drive a workpiece to rotate, the right end of the rotating rod on the right side penetrates through the side plate 4 on the right side and is connected with the output end of a second stepping motor 7, the second stepping motor 7 is fixed on the outer wall of the right side of the side plate 4 on the right side, the opposite ends of the two sets of rotating rods are symmetrically and fixedly provided;

referring to fig. 1, inserts are fixedly and transversely arranged at the tops of the outer walls of two opposite sides of the two groups of L-shaped plates 6 to support the compression screws 8, the compression screws 8 are inserted into the tops of the inserts in a threaded manner, the bottoms of the compression screws 8 are movably provided with compression plate pieces 9 through bearings, and the compression plate pieces 9 are rotated to downwards compress and fix a workpiece to be machined on the outer walls of the bottoms of the L-shaped plates 6, so that the stability during working is ensured, and the workpiece is prevented from moving to cause machining errors during working;

referring to fig. 2, the left side and the right side of the top of the workbench 1 are both fixedly provided with a support frame, the tops of the two groups of support frames are fixedly provided with a top mounting frame 10, an inner cavity of the top mounting frame 10 is transversely provided with a guide pillar 11, the left side and the right side of the guide pillar 11 are both fixedly provided with a slide block, the inner walls of the left side and the right side of the top mounting frame 10 are both fixedly provided with slide rails matched with the slide blocks, the matching of the slide rails and the slide blocks is the prior art, a plurality of mature products are already produced on the market, and the slide rails and the slide blocks are matched with an electric telescopic rod;

referring to fig. 2, a movable sleeve 12 is movably sleeved on the outer wall of a guide post 11, a first electric telescopic rod 13 is fixedly arranged on the right side of the top of the guide post 11 through a mounting seat, the vertical section of the guide post 11 is rectangular, the movable sleeve 12 can be driven to move left and right on the guide post 11 through the first electric telescopic rod 13, in order to reduce contact abrasion between the movable sleeve 12 and the outer wall of the guide post 11, balls can be arranged on the inner wall of the movable sleeve 12 to be matched with a transverse sliding groove on the outer wall of the guide post 11, and without specific limitation, the other end of the first electric telescopic rod 13 is fixedly connected with the right side of a supporting block fixed on the top of the movable sleeve 12, a second electric telescopic rod 14 is fixedly arranged at the right end of the rear side of the guide post 11, the second electric telescopic rod 14 is used for driving the guide post 11 to move back and forth, the other end, different positions on the workpiece can be conveniently machined;

referring to fig. 1, an air cylinder 15 is fixedly arranged at the bottom of the movable sleeve 12, a base plate is fixedly connected to an output end of the air cylinder 15 through a piston rod, the air cylinder 15 can drive a rotating motor 16 to downwards process, the rotating motor 16 is fixedly arranged at the bottom of the base plate, a cutter mounting disc 17 is arranged at an output end of the rotating motor 16, and the cutter mounting disc 17 is used for mounting and using a cutter.

As shown in fig. 3: the pressing plate part 9 comprises an elastic plate I91 movably connected with the bottom end of the pressing screw rod 8 through a bearing, an elastic plate II 92 is arranged below the elastic plate I91, the elastic plate I91 and the elastic plate II 92 can be both made of rubber materials, guide posts 93 are arranged on the periphery of the bottom of the elastic plate I91, guide holes 94 matched with the guide posts 93 are formed in the periphery of the top of the elastic plate II 92 and the periphery of the bottom of the elastic plate I91, the guide holes 94 are matched with the guide posts 93 to guide the extrusion movement of the elastic plate I91 and the elastic plate II 92, so that the elastic plate I91 and the elastic plate II 92 cannot deviate, in order to avoid the guide posts 93 being separated from the guide holes 94, the guide posts 93 can be matched and slidably connected with sliding grooves in the inner wall of the guide holes 94 through sliding blocks on the outer wall, no specific limitation is made, buffer springs 95 are uniformly arranged between the elastic plate I91 and the elastic plate, the first elastic plate 91, the second elastic plate 92 and the buffer spring 95 are matched with the protective pad to buffer the vibration force, so that the workpiece is not damaged, and the processing quality is ensured;

as shown in fig. 1: the bottom of the left side plate 4 is fixedly provided with a guide sliding block, the left side of the top of the rotating disc 3 is transversely provided with a guide sliding groove matched with the guide sliding block, the guide sliding block is movably embedded into the guide sliding groove, the stability of the movement of the left side plate 4 is ensured through the matching of the guide sliding block and the guide sliding groove, meanwhile, the rotation of the adjusting screw 5 is avoided to drive the left side plate 4 to rotate, and the stable linear motion is ensured;

as shown in fig. 1: protective pads are fixedly arranged on the outer walls of the bottoms of the two groups of L-shaped plates 6 and are rubber protective pads, and the protective pads are in contact with a workpiece to be processed, so that the abrasion of the contact with the workpiece is reduced, and a certain buffering vibration force effect is achieved;

as shown in fig. 1: the left side and the right side of the bottom of the rotating disc 3 are both fixedly provided with balls, the top of the workbench 1 is provided with an annular rolling groove matched with the balls, the balls are movably embedded into the annular rolling groove, the bearing capacity of the rotating disc 3 is improved through the matching of the balls and the annular rolling groove, and the rotating stability of the rotating disc 3 is ensured;

as shown in fig. 1: all fixed support telescopic links that are provided with all around the 12 bottoms of movable sleeve, and four groups support telescopic link bottoms all with backing plate top fixed connection, improve the bearing capacity of backing plate through supporting the telescopic link, guarantee the stability that cylinder 15 drive backing plate drive rotation motor 16 reciprocated simultaneously.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-efficient stable numerically controlled fraise machine, includes workstation (1), its characterized in that: the center of the bottom of the workbench (1) is fixedly provided with a first stepping motor (2), the output end of the first stepping motor (2) penetrates through the workbench (1) and is fixedly connected with a rotating disc (3), the rotating disc (3) is positioned above the workbench (1), the left side and the right side of the top of the rotating disc (3) are respectively provided with a side plate (4), the left side of the side plate (4) is arranged at the top of the rotating disc (3) in a sliding manner, an insert is welded at the left side of the top of the rotating disc (3) and is positioned at the left side of the left side plate (4), the left side of the insert is in threaded insertion connection with an adjusting screw rod (5), the right end of the adjusting screw rod (5) is movably connected with the left outer wall of the left side plate (4) through a bearing, the tops of the outer walls at the opposite sides of the two groups of the side, the right end of a right rotating rod penetrates through a right side plate (4) and is connected with the output end of a second stepping motor (7), the second stepping motor (7) is fixed on the right side outer wall of the right side plate (4), two groups of rotating rods are symmetrically and fixedly provided with L-shaped plates (6) at opposite ends, the tops of two groups of L-shaped plates (6) at opposite sides are respectively fixedly and transversely provided with an insert, a compression screw (8) is inserted into the top of the insert in a threaded manner, the bottoms of the compression screws (8) are movably provided with compression plate pieces (9) through bearings, the left side and the right side of the top of the workbench (1) are respectively and fixedly provided with supporting frames, the tops of the two groups of supporting frames are respectively and fixedly provided with a top mounting frame (10), guide columns (11) are transversely arranged in the inner cavity of the top mounting frame (10), sliding blocks are respectively and, the utility model discloses a portable electric tool, including guide pillar (11), guide pillar (11) outer wall activity cover (12), the fixed electric telescopic handle (13) that is provided with of mount pad is passed through on guide pillar (11) top right side, and the fixed supporting shoe right side fixed connection in electric telescopic handle (13) other end and movable sleeve (12) top, the fixed electric telescopic handle two (14) that is provided with of guide pillar (11) rear side right-hand member, and the fixed electric telescopic handle two (14) other end and top installing frame (10) rear side inner wall right-hand member fixed connection, the fixed cylinder (15) that is provided with in movable sleeve (12) bottom, and cylinder (15) output passes through piston rod fixedly connected with backing plate, and the fixed rotation motor (16) that is provided with in backing plate bottom, rotation motor (16.

2. The high-efficiency stable numerically controlled fraise machine according to claim 1, characterized in that: pressure plate spare (9) include with compression screw (8) bottom through bearing swing joint's elastic plate one (91), elastic plate one (91) below is provided with elastic plate two (92), all be provided with guide post (93) around elastic plate one (91) bottom, and elastic plate two (92) top all around with elastic plate one (91) bottom all around set up with guide post (93) matching guiding hole (94), evenly be provided with buffer spring (95) between elastic plate one (91) and the elastic plate two (92).

3. The high-efficiency stable numerically controlled fraise machine according to claim 1, characterized in that: the left side curb plate (4) bottom is fixed and is provided with the direction slider, and the direction spout that matches with the direction slider is transversely seted up on rolling disc (3) top left side, and the activity of direction slider imbeds in the direction spout.

4. The high-efficiency stable numerically controlled fraise machine according to claim 1, characterized in that: and the outer walls of the bottoms of the L-shaped plates (6) are fixedly provided with protective pads, and the protective pads are rubber protective pads.

5. The high-efficiency stable numerically controlled fraise machine according to claim 1, characterized in that: the left side and the right side of the bottom of the rotating disc (3) are fixedly provided with balls, an annular rolling groove matched with the balls is formed in the top of the workbench (1), and the balls are movably embedded into the annular rolling groove.

6. The high-efficiency stable numerically controlled fraise machine according to claim 1, characterized in that: the periphery of the bottom of the movable sleeve (12) is fixedly provided with supporting telescopic rods, and the bottoms of the four groups of supporting telescopic rods are fixedly connected with the top of the base plate.