阅读说明：本技术 一种基于机床丝杆的支撑装置 (Support arrangement based on lathe lead screw ) 是由 赵见平 于 2019-09-17 设计创作，主要内容包括：本发明公开了一种基于机床丝杆的支撑装置,包括底座,所述底座顶端两侧均焊接有连接杆,所述连接杆顶端中部焊接有圆柱体,所述连接杆两侧外表面底部均焊接有固定板,所述固定板顶端中部开设有限位槽,所述限位槽内壁中部均等距安装有圆珠,所述固定板顶部两侧均安装有定位板,所述连接杆外表面连接有连接块,所述连接块内壁对应圆柱体外表面边部位置处开设有圆槽,本发明结构科学合理,使用安全方便,通过定位槽、槽口、固定板、限位槽和圆珠,丝杆开始转动时带动工作台移动,而工作台沿着固定板上的圆珠上滚动,降低了工作台和底座之间的滑动摩擦力,进而便于工作台的移动,降低了工作台的移动难度。(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.)

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.

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.