CN110774039A

CN110774039A - Support arrangement based on lathe lead screw

Info

Publication number: CN110774039A
Application number: CN201910875574.6A
Authority: CN
Inventors: 赵见平
Original assignee: Zhejiang He Ao Machinery Technology Co Ltd
Current assignee: Zhejiang He Ao Machinery Technology Co Ltd
Priority date: 2019-09-17
Filing date: 2019-09-17
Publication date: 2020-02-11

Abstract

The invention discloses a supporting device based on a machine tool screw rod, which comprises a base, wherein connecting rods are welded on two sides of the top end of the base, a cylinder is welded in the middle of the top end of each connecting rod, a fixed plate is welded at the bottom of the outer surface of each connecting rod, a limiting groove is formed in the middle of the top end of the fixed plate, round beads are arranged in the middle of the inner wall of the limiting groove at equal intervals, positioning plates are arranged on two sides of the top of the fixed plate, a connecting block is connected with the outer surface of each connecting rod, and round grooves are formed in the positions, corresponding to the edge parts of the outer surface of the cylinder, of the inner wall of the connecting block. The moving difficulty of the workbench is reduced.

Description

Support arrangement based on lathe lead screw

Technical Field

The invention relates to the technical field of supporting devices, in particular to a supporting device based on a machine tool screw rod.

Background

With the existing known technology, in the field of mechanical equipment, a screw rod device is usually disposed between a fixed member and a movable member for driving the movable member to move linearly relative to the fixed member, such as a screw rod device disposed between a sliding table and a base of a machine tool, the sliding table is slidably disposed on the base through a guide rail, the screw rod device drives the sliding table to slide along the guide rail, the screw rod device is composed of a screw rod fixedly disposed on the fixed member, a nut fixedly disposed on the movable member and connected with the screw rod through a screw thread, and a motor connected to drive the screw rod to rotate, the nut is fixedly disposed on the movable member through a nut seat, for the horizontally disposed screw rod device, the horizontal screw rod is easy to droop under the action of gravity, especially the horizontal screw rod is easy to shake, droop and deform during high-speed operation due to the action of, generally, a lead screw with the length of 4000mm can droop by 1mm, the deformation can affect the moving precision of a moving part, and the defects of low machining precision, poor forming effect, high product rejection rate and the like of mechanical equipment are caused, so that a horizontal lead screw supporting device is disclosed in the Chinese patent, and the grant publication number is (CN 205085718U), the horizontal lead screw supporting device is provided with a lower supporting seat, and the droop of a long-stroke lead screw is reduced by matching a guide mechanism and an elastic supporting leg with the transmission of the lead screw, so that the practicability and the simplicity of the adjustment of the long-stroke lead screw can be realized;

however, the patent also has the following disadvantages that in the moving process of the workbench, the workbench is driven by the screw rod to move, the workbench and the base are in a fit state, the friction force between the workbench and the base is increased, and the moving speed between the workbench and the base is reduced.

Disclosure of Invention

The invention provides a supporting device based on a machine tool screw rod, which can effectively solve the problems that the prior art provides but the patent also has the following defects, because the screw rod is utilized to drive the workbench to move in the moving process of the workbench, the workbench and the base are in a joint state, the friction force between the workbench and the base is increased, and the moving speed between the workbench and the base is reduced.

In order to achieve the purpose, the invention provides the following technical scheme: a supporting device based on a machine tool lead screw comprises a base, wherein connecting rods are welded on two sides of the top end of the base, a cylinder is welded in the middle of the top end of each connecting rod, a fixed plate is welded at the bottoms of the outer surfaces of the two sides of each connecting rod, a limiting groove is formed in the middle of the top end of each fixed plate, round beads are arranged in the middle of the inner wall of each limiting groove at equal intervals, positioning plates are arranged on two sides of the top of each fixed plate, a connecting block is connected to the outer surface of each connecting rod, and;

the utility model discloses a welding machine, including connecting block, fixed plate, workstation, movable block, lead screw, connecting block inner wall, connecting block bottom, fixed plate, locating groove, notch, movable block bottom, movable block, lead screw back mid-mounting have been seted up to connecting block inner wall corresponding locating plate one end position department, the welding of connecting block top middle part has the workstation, the welding of workstation bottom middle part has the movable block, movable block inner wall middle part can be dismantled through the thread engagement and be connected with the lead screw, lead screw back mid.

Preferably, the cylinder is located inside the circular groove, and the positioning plate is located inside the positioning groove.

Preferably, the motor and the base are connected through a mounting seat and a screw.

A groove is formed in the middle of the top end of the base, and a supporting mechanism is mounted in the middle of the inner wall of the groove;

the supporting mechanism comprises an extrusion plate, a moving plate, a limiting plate, a vertical plate, a round rod, a threaded roller and a return spring;

reset springs are installed on two sides of the inner wall of the groove, a movable plate is installed in the middle of the top of each reset spring, extrusion plates are welded on two sides of the top of each movable plate, limiting plates are arranged at positions, located on one side of the inner wall of each extrusion plate, of two sides of the top of each movable plate, vertical plates are installed at positions, located on one side of the inner wall of each limiting plate, of two sides of the top of each movable plate, round rods are welded at the middle of the tops of the vertical.

Preferably, the edge of the outer surface of the return spring is coated with antirust paint, and the moving plate is connected with the base through the return spring.

Preferably, the limiting plate is located at the top end of the movable plate, the limiting plate and the movable plate are in a fit state, and the limiting plate and the base are connected through welding.

Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use:

1. through constant head tank, notch, fixed plate, spacing groove and ball, the lead screw drives the workstation removal when beginning to rotate, and the workstation rolls on the ball on the fixed plate, has reduced the slip frictional force between workstation and the base, and then the removal of the workstation of being convenient for has reduced the removal degree of difficulty of workstation.

2. Through connecting rod, cylinder, locating plate, circular slot, constant head tank and movable block, can carry on spacingly to the workstation, prevent that the position of workstation from taking place the phenomenon of removal, and increased the stability of workstation removal in-process, prevent that the position of workstation from taking place the phenomenon of rocking.

3. Through stripper plate, movable plate, limiting plate, riser, round bar, screw thread roller and reset spring, reset spring's tension makes the movable plate move along recess inside, and the movable plate drives the riser and removes, and the riser drives the screw thread roller and removes, makes to be in the laminating state between screw thread roller and the lead screw, reduces the flagging volume of long stroke lead screw to the practicality and the simplicity of long stroke lead screw adjustment can be realized.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

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

FIG. 2 is a schematic structural view of the support mechanism of the present invention;

FIG. 3 is a schematic structural view of the area A in FIG. 1 according to the present invention;

reference numbers in the figures: 1. a base; 2. a connecting rod; 3. a cylinder; 4. a fixing plate; 5. a limiting groove; 6. a ball; 7. positioning a plate; 8. a circular groove; 9. positioning a groove; 10. a notch; 11. a moving block; 12. an arc-shaped plate; 13. connecting blocks; 14. a work table; 15. a screw rod; 16. a motor; 17. a mounting seat; 18. a groove;

19. a support mechanism; 1901. a pressing plate; 1902. moving the plate; 1903. a limiting plate; 1904. a vertical plate; 1905. a round bar; 1906. a threaded roller; 1907. a return spring.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in figures 1-3, the invention provides a technical scheme, and the supporting device based on the screw rod of the machine tool comprises a base 1, wherein connecting rods 2 are welded on two sides of the top end of the base 1, a cylinder 3 is welded in the middle of the top end of the connecting rods 2, the cylinder 3 is positioned in a circular groove 8, a positioning plate 7 is positioned in a positioning groove 9 and can limit the cylinder 3 and the positioning plate 7, so that the phenomenon that the cylinder 3 and the positioning plate 7 move is prevented, fixing plates 4 are welded on the bottoms of the outer surfaces of two sides of the connecting rods 2, a limiting groove 5 is formed in the middle of the top end of each fixing plate 4, round beads 6 are arranged in the middle of the inner wall of each limiting groove 5 at equal intervals, the positioning plates 7 are arranged on two sides of the top of each fixing plate.

Locating slot 9 has been seted up to connecting block 13 inner wall corresponding 7 one end positions of locating plate department, notch 10 has been seted up to connecting block 13 bottom corresponding 4 one end positions of fixed plate department, connecting block 13 top middle part welding has

workstation

14, 14 bottom middle part welding has movable block 11, movable block 11 inner wall middle part can be dismantled through threaded engagement and be connected with

lead screw

15, 15 back mid-mounting of lead screw has motor 16, motor 16's model is Y-160M1, pass through mount pad 17 between motor 16 and the base 1, pass through the screw connection between motor 16 and the mount pad 17, can be convenient for motor 16's installation, the installation difficulty of motor 16 has been reduced, and simultaneously, can fix motor 16, prevent motor 16's position phenomenon that takes place to remove, arc 12 has all been welded to workstation 14 bottom both sides, the input of motor 16 and the output electric connection of commercial power.

A groove 18 is formed in the middle of the top end of the base 1, and a supporting mechanism 19 is arranged in the middle of the inner wall of the groove 18;

the supporting mechanism 19 includes an extrusion plate 1901, a moving plate 1902, a limit plate 1903, a vertical plate 1904, a round bar 1905, a threaded roller 1906, and a return spring 1907;

reset springs 1907 are mounted on two sides of the inner wall of the groove 18, the edge of the outer surface of each reset spring 1907 is coated with anti-rust paint, the movable plate 1902 is connected with the base 1 through the reset springs 1907, the reset springs 1907 can be protected, the service life of the reset springs 1907 is prolonged, a movable plate 1902 is mounted in the middle of the top end of each reset spring 1907, extrusion plates 1901 are welded on two sides of the top end of the movable plate 1902, position limiting plates 1903 are arranged on two sides of the top end of the movable plate 1902 at one side of the inner wall of the extrusion plates 1901, the limiting plates 1903 are located at the top end of the movable plate 1902, the limiting plates 1903 and the movable plate 1902 are in a fit state, the position limiting plates 1902 are connected with the base 1 through welding, the movable plate 1902 can be limited to prevent the position of the movable plate from moving, movable plate, threaded rollers 1906 are sleeved on the outer surface of the round rod 1905.

The working principle and the using process of the invention are as follows: in the actual use process of the supporting device based on the machine tool screw rod, a motor 16 is connected with a power supply and starts to operate, the motor 16 drives a screw rod 15 to rotate when operating, a moving block 11 is driven to move when the screw rod 15 rotates, a workbench 14 is driven to move when the moving block 11 moves, a connecting block 13 is driven to move when the workbench 14 moves, the connecting block 13 moves inside a cylinder 3 through a circular groove 8, and the connecting block 13 moves along a positioning plate 7 through a positioning groove 9, so that the workbench 14 is limited, and the phenomenon that the position of the workbench 14 moves is prevented;

in the moving process of the workbench 14, the fixing plate 4 at the top end of the base 1 moves in the notch 10, and the connecting block 13 drives the ball 6 to rotate in the limiting groove 5 in the moving process, so that the sliding friction force between the workbench 14 and the base 1 is reduced, the workbench 14 is convenient to move, and the moving difficulty of the workbench 14 is reduced;

the movable plate 1902 moves along the interior of the groove 18 by the tension of the return spring 1907, the vertical plate 1904 is driven to move in the moving process of the movable plate 1902, the vertical plate 1904 drives the threaded roller 1906 to move, the threaded roller 1906 and the lead screw 15 are in a fit state, the lead screw 15 drives the threaded roller 1906 to rotate along the round rod 1905 in the rotating process, so as to reduce the sagging amount of the long-stroke lead screw 15, and therefore, the practicability and simplicity of adjustment of the long-stroke lead screw 15 can be realized, the worktable 14 drives the arc-shaped plate 12 to move in the moving process, when the arc-shaped plate 12 and the extrusion plate 1901 are in mutual contact, the arc-shaped plate 12 drives the extrusion plate 1901 to move downwards, so that the extrusion plate 1901 extrudes the return spring 1907, the return spring 1907 of the movable plate contracts, so as to drive the 1902 to enter the groove 18, and the movable plate 1902 drives the extrusion plate 1901 and the vertical plate 190, therefore, the top end of the extrusion plate 1901 is parallel to the base 1, so that the movement of the moving block 11 is facilitated, and the movement of the workbench 14 is further facilitated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a strutting arrangement based on lathe lead screw, includes base (1), its characterized in that: the connecting rod (2) is welded on two sides of the top end of the base (1), the cylinder (3) is welded in the middle of the top end of the connecting rod (2), the fixed plate (4) is welded on the bottom of the outer surface of the two sides of the connecting rod (2), the limiting groove (5) is formed in the middle of the top end of the fixed plate (4), the round beads (6) are arranged in the middle of the inner wall of the limiting groove (5) at equal intervals, the positioning plates (7) are arranged on two sides of the top of the fixed plate (4), the outer surface of the connecting rod (2) is connected with a connecting block (13), and the round groove (8) is;

locating groove (9) have been seted up to connecting block (13) inner wall corresponding locating plate (7) one end position department, notch (10) have been seted up to connecting block (13) bottom corresponding fixed plate (4) one end position department, connecting block (13) top middle part welding has workstation (14), workstation (14) bottom middle part welding has movable block (11), movable block (11) inner wall middle part can be dismantled through threaded engagement and be connected with lead screw (15), lead screw (15) back mid-mounting has motor (16), arc (12) have all been welded to workstation (14) bottom both sides, the input of motor (16) and the output electric connection of commercial power.

2. A support device based on a machine tool screw according to claim 1, characterized in that: the cylinder (3) is positioned inside the circular groove (8), and the positioning plate (7) is positioned inside the positioning groove (9).

3. A support device based on a machine tool screw according to claim 1, characterized in that: the motor (16) and the base (1) are connected through a mounting seat (17), and the motor (16) and the mounting seat (17) are connected through screws.

4. A support device based on a machine tool screw according to claim 1, characterized in that: a groove (18) is formed in the middle of the top end of the base (1), and a supporting mechanism (19) is mounted in the middle of the inner wall of the groove (18);

the supporting mechanism (19) comprises an extrusion plate (1901), a moving plate (1902), a limiting plate (1903), a vertical plate (1904), a round rod (1905), a threaded roller (1906) and a return spring (1907);

reset spring (1907) are all installed to recess (18) inner wall both sides, reset spring (1907) top mid-mounting has movable plate (1902), stripper plate (1901) have all been welded to movable plate (1902) top both sides, movable plate (1902) top both sides are located stripper plate (1901) inner wall one side position department and are provided with limiting plate (1903), riser (1904) are installed to position department on one side of limiting plate (1903) inner wall in movable plate (1902) top both sides, riser (1904) top middle part welding has round bar (1905), threaded roller (1906) have been cup jointed to round bar (1905) surface.

5. A support device based on a machine tool screw according to claim 4, characterized in that: the edge of the outer surface of the return spring (1907) is coated with antirust paint, and the moving plate (1902) is connected with the base (1) through the return spring (1907).

6. A support device based on a machine tool screw according to claim 4, characterized in that: the limiting plate (1903) is located at the top end of the moving plate (1902), the limiting plate (1903) and the moving plate (1902) are in a fit state, and the limiting plate (1903) is connected with the base (1) through welding.