CN219005358U

CN219005358U - Cantilever type high-speed numerical control milling machine

Info

Publication number: CN219005358U
Application number: CN202223601491.4U
Authority: CN
Inventors: 靳华彪
Original assignee: Superlink Tianjin Technology Co ltd
Current assignee: Superlink Tianjin Technology Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-05-12
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a cantilever type high-speed numerical control milling machine, which comprises a workbench, wherein fixed seats are symmetrically arranged on the surface of the workbench, fixed threaded rods are arranged in the middle of each fixed seat, limiting blocks and fixed caps are sleeved outside each fixed threaded rod, and the fixed threaded rods are connected with the fixed caps through threads; through mutually supporting between workstation, fixing base, fixed threaded rod, stopper, the fixed cap, thereby control the fixed cap downwardly moving through the rotation of control crank, the fixed cap downwardly moving extrudees the stopper downwards, until the bottom of stopper and the top in close contact of work piece, can play the fixed effect of centre gripping to the work piece from the top and the bottom of work piece through the cooperation between stopper and the workstation like this to avoided the fixed work piece of follow side, made the work piece receive the problem that too big pressure produced deformation.

Description

Cantilever type high-speed numerical control milling machine

Technical Field

The utility model relates to the field of cantilever milling machines, in particular to a cantilever type high-speed numerical control milling machine.

Background

Milling machines mainly refer to machine tools for machining various surfaces of a workpiece by using milling cutters. The rotary motion of the milling cutter is usually taken as the main motion, the movement of the workpiece and the milling cutter is taken as the feeding motion, and the cantilever type milling machine refers to a milling machine with a milling head arranged on a cantilever.

When the existing cantilever milling machine processes a workpiece, the workpiece is usually placed on a workbench, then the air cylinders placed on two sides of the workbench are driven to work, after the air cylinders work, the air cylinders drive the clamping plates to move, so that the clamping plates are clamped on the surface of the workpiece, and therefore the workpiece is clamped, but when the workpiece is clamped by common air cylinders, the air cylinders clamp the workpiece with larger extrusion force, when the workpiece needs to be clamped with thinner, the air cylinders clamp the surface of the thinner workpiece forcefully, and the thinner workpiece has lower hardness, after the workpiece is subjected to the larger extrusion force of the air cylinders, the workpiece is likely to deform, so that the accuracy of workpiece processing is affected.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a cantilever type high-speed numerical control milling machine, which has the technical effect of avoiding deformation caused by extrusion of a workpiece during fixing.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a cantilever type high-speed numerically controlled fraise machine, includes the workstation, the surface symmetry of workstation is provided with the fixing base, and fixed threaded rod is all installed at the middle part of every group fixing base, and the outside of every group fixed threaded rod all overlaps and is equipped with stopper and fixing cap, and fixed threaded rod passes through threaded connection with the fixing cap.

As a preferable technical scheme of the utility model, the surface of each group of fixing caps is provided with a slotted hole, and a sealing plug is embedded in each group of slotted holes.

As a preferable technical scheme of the utility model, the surface of each group of the fixed threaded rods is sleeved with the spring and the fixed ring, the surface of the fixed ring is mutually attached to the limiting block, and the two side end parts of the spring are respectively abutted between the inner wall of the fixed seat and the fixed ring.

As a preferable technical scheme of the utility model, the surface of each group of springs is sleeved with a corrugated pipe, and two ends of each group of corrugated pipes are respectively fixed with the inner wall of the fixed seat and the bottom of the fixed ring.

As a preferable technical scheme of the utility model, the end part of each group of the fixed threaded rods is provided with a fixed block, the fixed block is connected with the fixed threaded rods through bearings, and the surfaces of the fixed blocks are sleeved with limiting grooves formed in the inner wall of the fixed cap.

As a preferable technical scheme of the utility model, bolts are penetrated at the two side ends of each group of the fixing seats, and the surface ends of the bolts are sleeved with sliding grooves arranged on the workbench.

As a preferable technical scheme of the utility model, the side, which is mutually attached to the workbench and the fixing seat, of the workbench is provided with the balls, and the surfaces of the balls are sleeved with the sliding grooves formed in the surface of the workbench.

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

1. according to the utility model, through the mutual coordination among the workbench, the fixing seat, the fixed threaded rod, the limiting block and the fixing cap, a workpiece is placed between the workbench and the limiting block, then the crank is inserted into the slot hole at the top end of the fixing cap, the fixing cap is driven to synchronously rotate by rotating the crank, and the fixing threaded rod is fixedly connected with the inner wall of the fixing seat and is in threaded connection with the fixing cap, so that the fixing cap can vertically move along the direction of the fixing threaded rod while rotating, the fixing cap can be controlled to move downwards by controlling the rotation of the crank, the limiting block is downwards extruded while the fixing cap moves downwards until the bottom of the limiting block is tightly contacted with the top of the workpiece, and the workpiece can be clamped and fixed from the top and the bottom of the workpiece by the coordination between the limiting block and the workbench, thereby avoiding the problem that the workpiece is fixed from two sides and deformed by excessive pressure;

2. according to the utility model, through the mutual coordination among the sealing plug, the spring, the fixing ring, the corrugated pipe, the limiting groove, the fixing block, the bolt, the sliding groove, the ball and the sliding groove, the sealing plug plays a role in protecting the slotted hole at the top of the fixing cap, and impurities such as dust are prevented from blocking the slotted hole; when the fixed cap moves upwards, the spring restores the shape and pushes the limiting block to synchronously move upwards, so that the problem that a worker is required to manually lift the limiting block after the workpiece is processed is avoided; the corrugated pipe can avoid the problems that dust and impurities are attached to the external thread of the fixed threaded rod and then the rotation of the fixed threaded rod is blocked; through the mutual matching between the fixed block and the limiting groove, the problem that the fixed cap is possibly separated from the outside of the fixed threaded rod when moving upwards can be avoided; can play spacing effect to the slip of fixing base through mutually supporting between bolt and the sliding tray, can play fixed effect to the fixing base simultaneously under the extrusion effect of bolt, the ball has played lubricated effect to the removal of fixing base to the staff of being convenient for that can be better promotes the fixing base.

Drawings

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

FIG. 2 is a front cross-sectional view of the structure of the present utility model;

FIG. 3 is a side cross-sectional block diagram of the present utility model;

FIG. 4 is an enlarged block diagram of the present utility model at A in FIG. 2;

fig. 5 is a cross-sectional view of the structure of fig. 3 at B in accordance with the present utility model.

Wherein: 1. a work table; 2. a fixing seat; 3. fixing a threaded rod; 4. a limiting block; 5. a fixing cap; 6. a sealing plug; 7. a spring; 8. a fixing ring; 9. a bellows; 10. a limit groove; 11. a fixed block; 12. a bolt; 13. a sliding groove; 14. a ball; 15. and a sliding groove.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

Examples:

as shown in fig. 1-5, a cantilever type high-speed numerical control milling machine comprises a workbench 1, wherein fixed seats 2 are symmetrically arranged on the surface of the workbench 1, a fixed threaded rod 3 is arranged in the middle of each fixed seat 2, a limiting block 4 and a fixed cap 5 are sleeved outside each fixed threaded rod 3, and the fixed threaded rods 3 are connected with the fixed caps 5 through threads;

during the use, place the work piece between workstation 1 and stopper 4, with the crank with fixed cap 5 alignment, then insert the slotted hole inside on fixed cap 5 top with the crank, rotate the crank, drive fixed cap 5 synchronous rotation through the crank rotation, because the external screw thread on fixed threaded rod 3 surface matches each other with the internal screw thread of fixed cap 5 inside, and the terminal welding of fixed threaded rod 3 is on the inner wall of fixing base 2, so fixed cap 5 can be along the vertical removal of the direction of fixed threaded rod 3 when rotating, thereby can control fixed cap 5 to move down through the rotation of control crank, thereby the stopper 4 is synchronous to the downward movement of extrusion stopper 5 when moving down, until the stopper 4 and the inseparable contact of work piece, can follow the top and the bottom of work piece through stopper 4 and workstation 1 and play the fixed effect of centre gripping, thereby avoid receiving the problem that the too big pressure produced deformation from both sides fixed work piece, make the work piece receive.

In other embodiments, the surface of each set of fixing cap 5 is provided with a slot, and the inside of each set of slot is embedded with a sealing plug 6; the crank can be externally connected through the slotted hole at the top of the fixed cap 5, so that a worker can conveniently rotate the fixed cap 5 through the crank; the slotted hole at the top of the fixed cap 5 can be set to be polygonal, the shape of the sealing plug 6 is matched with the shape of the slotted hole at the top of the fixed cap 5, and the sealing plug 6 can be made of rubber, so that the sealing plug 6 can be inlaid in the fixed cap 5 through the deformation of the sealing plug 6, the sealing plug 6 plays a role in protecting the slotted hole at the top of the fixed cap 5, dust and other impurities are prevented from blocking the slotted hole, when a crank is required to be inserted into the slotted hole at the top of the fixed cap 5, a worker can pull the sealing plug 6, and the sealing plug 6 generates elastic deformation under the action of tensile force, so that the sealing plug 6 is removed from the inside of the groove at the top of the fixed cap 5.

In other embodiments, the surface of each set of fixed threaded rods 3 is sleeved with a spring 7 and a fixed ring 8, the surface of the fixed ring 8 is mutually attached to the limiting block 4, and two side ends of the spring 7 are respectively abutted between the inner wall of the fixed seat 2 and the fixed ring 8; when the fixed cap 5 moves downwards, the fixed cap 5 extrudes the limiting block 4, so that the fixed cap 5 pushes the fixed ring 8 to move through the limiting block 4, the spring 7 contracts under the extrusion of the fixed ring 8 to store force, when the fixed cap 5 moves upwards, the fixed cap 5 does not push the spring 7 through the limiting block 4, and after the spring 7 is restored to the shape, the limiting block 4 is pushed to move upwards synchronously, and therefore the problem that a worker is required to lift the limiting block 4 manually after workpiece machining is completed is avoided.

In other embodiments, the surface of each group of springs 7 is sleeved with a corrugated pipe 9, and two ends of each group of corrugated pipes 9 are respectively fixed with the inner wall of the fixed seat 2 and the bottom of the fixed ring 8; the bellows 9 can follow the deformation of the spring 7 to generate deformation, thereby playing a role in protecting the spring 7 and the fixed threaded rod 3, avoiding the problems that dust and impurities are attached to the external thread of the fixed threaded rod 3 and then cause obstruction to the rotation of the fixed threaded rod 3.

In other embodiments, the end of each set of fixed threaded rods 3 is provided with a fixed block 11, the fixed blocks 11 are connected with the fixed threaded rods 3 through bearings, and the surfaces of the fixed blocks 11 are sleeved with limiting grooves 10 formed in the inner wall of the fixed cap 5; when the fixed cap 5 rotates, the fixed cap 5 drives the fixed block 11 to synchronously rotate, and the fixed block 11 can vertically move in the limiting groove 10 in the fixed cap 5, so that the limiting groove 10 plays a limiting role on the fixed block 11, thereby playing a limiting role on the fixed cap 5, and avoiding the problem that the fixed cap 5 is possibly separated from the outside of the fixed threaded rod 3 when moving upwards.

In other embodiments, bolts 12 are inserted through both side ends of each set of fixing bases 2, and sliding grooves 13 formed on the workbench 1 are sleeved at the surface ends of the bolts 12; the tail end of the bolt 12 is tightly attached to the inner wall of the sliding groove 13; the bolt 12 is unscrewed, the contact between the tail end of the bolt 12 and the inner wall of the sliding groove 13 is released, then the fixed seat 2 is slid, the distance between the two groups of fixed seats 2 is determined according to the length of a workpiece, the bolt 12 synchronously slides in the sliding groove 13 under the driving of the fixed seat 2, the sliding of the fixed seat 2 can be limited through the mutual matching between the bolt 12 and the sliding groove 13, so that the fixed seat 2 slides more stably, then the bolt 12 is screwed until the tail end of the bolt 12 is in close contact with the inner wall of the sliding groove 13, and the limiting effect can be achieved on the position of the fixed seat 2 under the extrusion effect of the bolt 12.

In other embodiments, the balls 14 are disposed on one side of the table 1 and the fixing base 2, and the sliding grooves 15 are disposed on the surfaces of the balls 14; the arc recess has been seted up to the bottom of workstation 1, and all inlayed ball 14 in the arc recess, the inner wall of arc recess and the outer wall of ball 14 laminate each other, and the diameter of arc recess opening part is less than the surface diameter of ball 14, thereby make in the arc recess that ball 14 can't follow workstation 1 bottom set up drops, when fixing base 2 slides like this, ball 14 slides in the inside of spout 15 under fixing base 2's drive, can play lubricated effect to fixing base 2's removal like this, thereby the staff of being convenient for that can be better promotes fixing base 2.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a cantilever type high-speed numerically controlled fraise machine, includes workstation (1), its characterized in that: the surface symmetry of workstation (1) is provided with fixing base (2), and fixed threaded rod (3) are all installed at the middle part of every group fixing base (2), and the outside of every group fixed threaded rod (3) all overlaps and is equipped with stopper (4) and hard cap (5), and fixed threaded rod (3) pass through threaded connection with hard cap (5).

2. The cantilever type high-speed numerical control milling machine according to claim 1, wherein: the surface of each group of fixing caps (5) is provided with slotted holes, and sealing plugs (6) are embedded in the slotted holes.

3. The cantilever type high-speed numerical control milling machine according to claim 1, wherein: the surface of each group of fixed threaded rods (3) is sleeved with springs (7) and fixed rings (8), the surfaces of the fixed rings (8) are mutually attached to limiting blocks (4), and two side end parts of the springs (7) are respectively abutted between the inner wall of the fixed seat (2) and the fixed rings (8).

4. A cantilever high-speed numerically controlled milling machine as in claim 3, wherein: the surface of each group of springs (7) is sleeved with a corrugated pipe (9), and two ends of each group of corrugated pipes (9) are respectively fixed with the inner wall of the fixed seat (2) and the bottom of the fixed ring (8).

5. The cantilever type high-speed numerical control milling machine according to claim 1, wherein: the end parts of each group of fixed threaded rods (3) are provided with fixed blocks (11), the fixed blocks (11) are connected with the fixed threaded rods (3) through bearings, and limiting grooves (10) formed in the inner walls of the fixed caps (5) are sleeved on the surfaces of the fixed blocks (11).

6. The cantilever type high-speed numerical control milling machine according to claim 1, wherein: bolts (12) are penetrated at the two side ends of each group of fixing seats (2), and sliding grooves (13) formed in the workbench (1) are sleeved at the surface ends of the bolts (12).

7. The cantilever type high-speed numerical control milling machine according to claim 1, wherein: balls (14) are arranged on one side, which is mutually attached, of the workbench (1) and the fixing seat (2), and sliding grooves (15) formed in the surface of the workbench (1) are sleeved on the surfaces of the balls (14).