Electric lifting displacement table

Abstract

The utility model discloses an electric lifting displacement table which comprises a bottom plate, a transverse moving assembly is arranged on the bottom plate, a top plate is arranged above the bottom plate, a guide assembly for moving the top plate in the vertical direction is arranged below the top plate, and the transverse moving assembly comprises a stepping motor. A mounting plate is fixedly mounted on one side of the stepping motor, and two supporting rods are fixedly mounted on one side of the mounting plate. The transverse moving assembly and the guiding assembly are arranged, the stepping motor drives the bidirectional lead screw to rotate, the two lead screw nuts move towards each other or away from each other along the axis of the bidirectional lead screw, and therefore the nut base drives the connecting plate to move, and the linear guide rail and the first sliding block play a role in guiding and supporting movement of the connecting plate; and when the connecting plate moves, the second sliding block is driven to slide on the inclined rail and generate relative displacement, so that the fixing block and the top plate are lifted, the overall matching degree of the device is high, and the friction coefficient is small.

Description

TECHNICAL FIELD

[0001] The utility model relates to displacement table technical field especially relates to a kind of electric lifting displacement table. BACKGROUND

[0002] Displacement table is divided into electric displacement table and manual displacement table according to driving mode, and can be divided into linear motion displacement table, angular motion displacement table, rotary displacement table according to movement mode, and can be divided into one-dimensional electric displacement table, two-dimensional electric displacement table, combined electric displacement table according to movement dimension.

[0003] Although traditional hydraulic or pneumatic lifting displacement table can realize lifting function, it has the disadvantages of slow lifting speed, low precision and easy to be affected by environment, therefore, we propose a kind of electric lifting displacement table to solve these problems. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in prior art and provides an electric lifting displacement table.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] An electric lifting displacement table, comprising a bottom plate, a horizontal movement assembly is arranged on the bottom plate, a top plate is arranged above the bottom plate, a guide assembly for moving the top plate vertically is arranged below the top plate;

[0007] The horizontal movement assembly comprises a stepping motor, a mounting plate is fixedly installed on one side of the stepping motor, two supporting rods are fixedly installed on one side of the mounting plate, the supporting rods are fixedly connected with the bottom plate, two symmetrical bearing seats are fixedly installed on the upper surface of the bottom plate, bearings are arranged in the bearing seats, a bidirectional screw rod is arranged between the bearings, the output end of the stepping motor is fixedly connected with the bidirectional screw rod, two symmetrical screw nuts are spirally installed on the bidirectional screw rod, nut seats are fixedly installed on the outer sides of the screw nuts, two symmetrical linear guides are arranged on the upper surface of the bottom plate, two symmetrical first sliders are slidably installed on the linear guides, connecting plates are fixedly installed on the left and right sides of the nut seats, and the connecting plates are fixedly installed on the upper surfaces of the first sliders.

[0008] The guide assembly comprises two fixed blocks arranged on the lower surface of the top plate, two symmetrical inclined rails are arranged on the fixed blocks, second sliders are slidably installed on the inclined rails, and the second sliders are fixedly connected with the connecting plates.

[0009] Further, the nut seat lower surface is fixedly provided with a guide block, the bottom plate is provided with a guide groove matched with the guide block, the guide block is slidably connected in the guide groove, and the bottom plate upper surface is provided with two symmetrical first installation grooves.

[0010] Further, the bottom plate lower surface is provided with two symmetrical second installation grooves, and the fixed block is fixedly installed in the second installation groove.

[0011] Further, the fixed block is an isosceles triangle structure, and the inclined rail is fixedly installed on the inclined surface of the fixed block.

[0012] Further, the bottom plate upper surface is provided with an accommodating groove accommodating the position of the inclined rail bottom, and the two sides of the accommodating groove are provided in a diverging shape upwards.

[0013] The electric lifting displacement table has the advantages that:

[0014] The horizontal movement assembly and the guide assembly are provided, the stepping motor drives the bidirectional screw rod to rotate, the two screw nuts move along the bidirectional screw rod axis center in opposite directions or away from each other, the nut seat drives the connecting plate to move, the linear guide rail and the first sliding block guide and support the movement of the connecting plate, the parallelism of the horizontal movement assembly is more accurate, the connecting plate drives the second sliding block to slide on the inclined rail and generate relative displacement when the connecting plate moves, the fixed block and the top plate are lifted, the overall cooperation degree of the device is high, and the friction coefficient is small. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The utility model provides a kind of overall structure schematic diagram of electric lifting displacement table proposed by the utility model;

[0016] Figure 2 The utility model provides a kind of top plate lifting schematic diagram of electric lifting displacement table;

[0017] Figure 3 The utility model provides a kind of installation schematic diagram of linear guide rail on the bottom plate of electric lifting displacement table;

[0018] Figure 4 The utility model provides a kind of installation schematic diagram of inclined rail on the fixed block of electric lifting displacement table;

[0019] Figure 5 The utility model provides a kind of bottom plate structure schematic diagram of electric lifting displacement table;

[0020] Figure 6 The utility model provides a kind of top plate structure schematic diagram of electric lifting displacement table;

[0021] Figure 7A second sliding block of an electric lifting displacement table and a connecting plate connection schematic diagram is provided in the utility model.

[0022] Figure 8 A mounting schematic diagram of a guide block of the electric lifting displacement table on the nut seat is provided in the utility model.

[0023] In the drawing: 1, bottom plate; 2, top plate; 3, stepping motor; 4, mounting plate; 5, support rod; 6, bearing seat; 7, bidirectional screw rod; 8, screw nut; 9, nut seat; 10, linear guide rail; 11, first sliding block; 12, connecting plate; 13, fixed block; 14, inclined rail; 15, second sliding block; 16, guide block; 17, guide groove; 18, first mounting groove; 19, second mounting groove; 20, containing groove. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0025] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 7 , Figure 8 , an electric lifting displacement table, comprising a bottom plate 1, the bottom plate 1 is provided with a transverse moving assembly, the top plate 2 is provided above the bottom plate 1, the guide assembly that moves in vertical direction to the top plate 2 is provided below the top plate 2;

[0026] The transverse moving assembly comprises a stepping motor 3, the mounting plate 4 is fixedly installed on one side of the stepping motor 3, two support rods 5 are fixedly installed on one side of the mounting plate 4, the support rod 5 is fixedly connected with the bottom plate 1, two symmetrical bearing seats 6 are fixedly installed on the upper surface of the bottom plate 1, bearings are arranged in the bearing seat 6, the bidirectional screw rod 7 is arranged between the bearings, the output end of the stepping motor 3 is fixedly connected with the bidirectional screw rod 7, two symmetrical screw nuts 8 are spirally installed on the bidirectional screw rod 7, the nut seat 9 is fixedly installed on the outer side of the screw nut 8, two symmetrical linear guide rails 10 are arranged on the upper surface of the bottom plate 1, two symmetrical first sliding blocks 11 are slidably installed on the linear guide rail 10, the connecting plate 12 is fixedly installed on the upper surface of the first sliding block 11, the stepping motor 3 drives the bidirectional screw rod 7 to rotate, the two screw nuts 8 move towards or away from the axis of the bidirectional screw rod 7, thereby the nut seat 9 drives the connecting plate 12 to move, the linear guide rail 10 and the first sliding block 11 guide and support the movement of the connecting plate 12, so that the parallelism of the transverse moving assembly is more accurate;

[0027] The guiding assembly comprises two fixed blocks 13 arranged on the lower surface of the top plate 2, two symmetrical inclined rails 14 arranged on the fixed blocks 13, and a second sliding block 15 slidingly arranged on the inclined rails 14 and fixedly connected with the connecting plate 12.

[0028] With reference to Figure 3 , Figure 5 , Figure 8 The utility model discloses a nut seat 9 lower surface fixed mounting has the guide block 16, the bottom plate 1 is seted up with the guide groove 17 of matching with the guide block 16, the guide block 16 slidingly connects in the guide groove 17, the bottom plate 1 upper surface sets up two symmetrical first installation slot 18, the linear guide rail 10 fixed mounting is in the first installation slot 18, and the guide block 16 slides in the guide groove 17 and plays the guiding effect to the nut seat 9 when the nut seat 9 moves.

[0029] With reference to Figure 4 , Figure 6 The utility model discloses a bottom plate 1 lower surface sets up two symmetrical second installation slot 19, and the fixed block 13 fixed mounting is in the second installation slot 19.

[0030] With reference to Figure 4 The utility model discloses a fixed block 13 is the isosceles triangle structure, and the inclined rail 14 fixed mounting is on the inclined plane of fixed block 13.

[0031] With reference to Figure 1 , Figure 5 The utility model discloses a bottom plate 1 upper surface sets up the accommodating groove 20 of accommodating the bottom position of inclined rail 14, and the accommodating groove 20 both sides are set up to the shape of spreading upwards, avoids the collision of inclined rail 14 when descending to the bottom plate 1.

[0032] Working principle: through the stepper motor 3 drive bidirectional screw rod 7 rotation, two screw nuts 8 along the bidirectional screw rod 7 axle center do the movement of moving towards or moving away from each other, thereby nut seat 9 drive connecting plate 12 moves, and the guide block 16 slides in the guide groove 17 and plays the guiding effect to the nut seat 9 when the nut seat 9 moves, and the linear guide rail 10 and the first sliding block 11 play the guiding support effect to the movement of connecting plate 12, make the transverse moving assembly parallel degree be more accurate, and the second sliding block 15 slides on the inclined rail 14 and generates the relative displacement when the connecting plate 12 moves, thereby making the fixed block 13 and the top plate 2 lift.

[0033] The above merely describes a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, and any person skilled in the art, according to the technical scheme and the inventive concept of the present application, can make equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

[0034] In the description of the present patent, it should be understood that the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely for the convenience of describing the present patent and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present patent.

Claims

1. An electric lift displacement table, characterized by, Including the bottom plate (1), the bottom plate (1) is provided with a transverse moving assembly, the top plate (2) is arranged above the bottom plate (1), and the guide assembly for moving the top plate (2) in the vertical direction is arranged below the top plate (2); The transverse moving assembly comprises a step motor (3), one side of the step motor (3) is fixedly installed with a mounting plate (4), one side of the mounting plate (4) is fixedly installed with two supporting rods (5), the supporting rods (5) are fixedly connected with the bottom plate (1), two symmetrical bearing seats (6) are fixedly installed on the upper surface of the bottom plate (1), bearings are arranged in the bearing seats (6), a bidirectional screw rod (7) is arranged between the bearings, the output end of the step motor (3) is fixedly connected with the bidirectional screw rod (7), two symmetrical screw nuts (8) are spirally installed on the bidirectional screw rod (7), nut seats (9) are fixedly installed outside the screw nuts (8), two symmetrical linear guides (10) are arranged on the upper surface of the bottom plate (1), two symmetrical first sliding blocks (11) are slidably installed on the linear guides (10), connecting plates (12) are fixedly installed on the upper surfaces of the first sliding blocks (11) and are fixedly installed on the left and right sides of the nut seats (9); The guide assembly comprises two fixed blocks (13) arranged on the lower surface of the top plate (2), two symmetrical inclined rails (14) are arranged on the fixed blocks (13), second sliding blocks (15) are slidably installed on the inclined rails (14), and the second sliding blocks (15) are fixedly connected with the connecting plates (12).

2. The electric lifting displacement table according to claim 1, wherein The lower surface of the nut seat (9) is fixedly installed with a guide block (16), the bottom plate (1) is provided with a guide groove (17) matched with the guide block (16), the guide block (16) is slidably connected in the guide groove (17), and the upper surface of the bottom plate (1) is provided with two symmetrical first installation grooves (18).

3. The electric lifting displacement table according to claim 1, wherein The lower surface of the bottom plate (1) is provided with two symmetrical second installation grooves (19), and the fixed blocks (13) are fixedly installed in the second installation grooves (19).

4. The electric lifting displacement table according to claim 1, wherein, The fixed block (13) is an isosceles triangle structure, and the inclined rail (14) is fixedly installed on the inclined surface of the fixed block (13).

5. The electric lifting displacement table according to claim 1, wherein The upper surface of the bottom plate (1) is provided with a containing groove (20) for accommodating the bottom position of the inclined rail (14), and the two sides of the containing groove (20) are arranged in an upward diffusion shape.

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