Manual two-shaft tilting table

Abstract

The utility model discloses a manual two-shaft tilting table. The manual two-shaft tilting table comprises an upper table top, a base, a precise adjusting thread pair, a pin, a positioning ball, a knuckle bearing, a tension spring, an adjusting ball, a reset spring, a V-shaped ejector block and a flange nut. According to the angle adjusting device, the two precise adjusting thread pairs are mainly used for driving the adjusting ball to ascend and descend so as to achieve precise adjustment. In order to achieve better stability and responsiveness of the table top relative to the base in the adjusting process, the joint bearing is used between the table top and the base for positioning, the characteristic that the joint bearing can make inclined motion within a certain angle range is used for guiding, and therefore the requirements for high response and high precision in the angle adjusting process are met.

Description

Technical Field

[0001] The utility model relates to the fields of precision machinery and optical experiments, and in particular to a manual two-axis tilting table. Background Art

[0002] Manual two-axis tilt tables are often used in scenes such as precision motion and optical experiments. Manual two-axis tilt tables can be installed on optical platforms or other translation platforms to meet the loading requirements of different materials. How to reliably achieve stable and high-precision motion is the key to evaluating the performance of the tilt table. Existing tilt tables are generally based on a single positioning and driving method, which makes it difficult to achieve both stability and accuracy. How to achieve stable, high-precision and fast-response angle adjustment is a problem that needs to be solved in the current field of precision motion. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] The purpose of the present application is to provide a manual two-axis tilt table to solve the problems of poor stability, low precision and slow response speed in the above-mentioned prior art.

[0005] (II) Technical solution

[0006] In order to solve the technical problem, the utility model provides a manual two-axis tilting table, which is realized by the following technical solutions:

[0007] A manual two-axis tilting table, comprising an upper table, a base, a precision adjustment threaded subassembly, a pin, a positioning ball, a spherical bearing, a tension spring, an adjustment ball, a reset spring, a V-shaped top block, and a flange nut; wherein the precision adjustment threaded subassembly is fixed to the base via the flange nut; the pin is fixed to the upper table, the positioning ball is fixed to the base and provides support to the upper table, the spherical bearing is fixed to the base and moves in coordination with the pin, the tension spring is fixed to the upper table and the base, the adjustment ball is installed in the V-groove of the V-shaped top block to achieve vertical movement, and the reset spring is installed in the V-groove of the V-shaped top block to achieve vertical movement. Installed in the base, the V-shaped top block is installed in the base; the upper table provides a variety of mounting hole combinations to meet the loading requirements of conventional equipment and workpieces; the base provides a table body base and also provides mounting holes that can be installed on the optical platform; the joint bearing is fixed with the base and moves with the pin, and the pin is fixed with the upper table to guide the upper table and the base; the V-shaped top block is installed in the base, and the adjusting ball is installed in the V-groove of the V-shaped top block through the through hole of the base to convert the axial movement of the precision adjustment thread pair into the vertical movement of the adjusting ball.

[0008] Preferably, the precision adjustment thread sub-assembly includes a threaded sleeve, a threaded rod, and a handwheel; the flange nut is threadedly connected and fixed to the threaded sleeve, and is also threadedly connected and fixed to the base, the threaded rod is threadedly connected and transmitted to the threaded sleeve to provide a power source, and the handwheel is threadedly connected and fixed to the threaded rod.

[0009] Preferably, the precision adjustment thread pair assembly adopts a precision adjustment thread pair with M6×0.25 fine pitch.

[0010] (III) Beneficial effects

[0011] Compared with the prior art, the utility model has the following technical advantages. First, the power source is the M6×0.25 fine-tooth precision adjustment thread pair, which can smoothly and accurately transmit the driving force to the moving table through the V-shaped top block and the adjustment ball. In order to solve the problem of the table moving left and right relative to the base in the horizontal direction, the tilting table guides through the characteristic of the joint bearing that can tilt within a certain angle range, thereby achieving the requirements of high dynamic response and high stability during the angle adjustment process. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model.

[0013] Figure 2 It is a partial schematic diagram of the utility model in the open state of the upper table.

[0014] Figure 3 It is a cross-sectional view of the utility model.

[0015] Figure 1 In the figure, the upper table 1, the base 2, the precision adjustment thread subassembly 3, and the pin 4.

[0016] Figure 2 Among them, positioning ball 5, joint bearing 6, tension spring 7, and adjusting ball 8.

[0017] Figure 3 Among them, a return spring 9, a V-shaped top block 10, a flange nut 11, a threaded sleeve 3.1, a threaded rod 3.2, and a hand wheel 3.3. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and beneficial effects of the present invention clearer, the technical solution of the present invention will be clearly described below in conjunction with the accompanying drawings in the present invention.

[0019] like Figure 1-3 As shown, the utility model provides a manual two-axis tilting table.

[0020] A manual two-axis tilting table comprises an upper table 1, a base 2, a precision adjustment thread subassembly 3, a pin 4, a positioning ball 5, a spherical bearing 6, a tension spring 7, an adjusting ball 8, a reset spring 9, a V-shaped top block 10, and a flange nut 11; wherein the precision adjustment thread subassembly 3 is mounted and fixed to the base 2 via the flange nut 11; the pin 4 is fixed to the upper table 1, the positioning ball 5 is fixed to the base 2 and provides a supporting force to the upper table 1, the spherical bearing 6 is fixed in cooperation with the base 2 and moves in cooperation with the pin 4, the tension spring 7 is fixed to the upper table 1 and the base 2, the adjusting ball 8 is installed in the V-shaped groove of the V-shaped top block 10 to realize vertical movement, and the reset spring 9 is a manual two-axis tilting table comprising an upper table 1, a base 2, a precision adjustment thread subassembly 3, a pin 4, a positioning ball 5, a spherical bearing 6, a tension spring 7, an adjusting ball 8, a reset spring 9, a V-shaped top block 10, and a flange nut 11; wherein the precision adjustment thread subassembly 3 is mounted and fixed to the base 2 via the flange nut 11; the pin 4 is fixed to the upper table 1, the positioning ball 5 is fixed to the base 2 and provides a supporting force to the upper table 1, the spherical bearing 6 is fixed in cooperation with the base 2 and moves in cooperation with the pin 4 at the same time, The positioning spring 9 is installed in the base 2, and the V-shaped top block 10 is installed in the base 2; the upper table 1 provides a variety of mounting hole combinations to meet the loading requirements of conventional equipment and workpieces; the base 2 provides a table body base and also provides mounting holes that can be installed on an optical platform; the joint bearing 6 is fixed with the base 2 and moves with the pin 4, and the pin 4 is fixed with the upper table 1 to guide the upper table 1 and the base 2; the V-shaped top block 10 is installed in the base 2, and the adjusting ball 8 is installed in the V-groove of the V-shaped top block 10 through the through hole of the base 2 to convert the axial movement of the precision adjustment thread pair 3 into the vertical movement of the adjusting ball 8.

[0021] Preferably, the precision adjustment thread subassembly 3 includes a threaded sleeve 3.1, a threaded rod 3.2, and a handwheel 3.3; the flange nut 11 is threadedly connected and fixed to the threaded sleeve 3.1, and is threadedly connected and fixed to the base 2, the threaded rod 3.2 is threadedly connected and transmitted to the threaded sleeve 3.1 to provide a power source for it, and the handwheel 3.3 is threadedly connected and fixed to the threaded rod 3.2.

[0022] Preferably, the precision adjustment thread pair assembly 3 adopts a precision adjustment thread pair with M6×0.25 fine pitch.

[0023] The working principle of the utility model is as follows: first, the base 2 is fixed to the optical platform or other carrier, and then the tilt load is fixed on the upper table, and the precision adjustment thread subassembly 3 is screwed to transmit the axial movement force to the V-shaped top block 10, and the axial movement is converted into the up and down movement of the adjustment ball through the V-shaped groove of the V-shaped top block 10, thereby adjusting the tilt angle of the upper table 1 relative to the base 2.

[0024] The specific implementation cases described in this application are merely examples of the main ideas of the utility model. Those skilled in the art of the utility model may make various modifications or supplements to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the utility model or exceed the scope defined by the attached claims.

Claims

1. A manual two-axis tilt table, characterized in that: The invention comprises an upper table (1), a base (2), a precision adjustment thread subassembly (3), a pin (4), a positioning ball (5), a joint bearing (6), a tension spring (7), an adjustment ball (8), a reset spring (9), a V-shaped top block (10), and a flange nut (11); wherein the precision adjustment thread subassembly (3) is fixed to the base (2) via the flange nut (11); the pin (4) is fixed to the upper table (1), the positioning ball (5) is fixed to the base (2) and provides support force to the upper table (1); the joint bearing (6) is fixed to the base (2) and moves in coordination with the pin (4); the tension spring (7) is fixed to the upper table (1) and the base (2); the adjustment ball (8) is installed in the V-shaped groove of the V-shaped top block (10) to achieve vertical movement; The return spring (9) is installed in the base (2), and the V-shaped top block (10) is installed in the base (2); the upper table (1) provides a variety of mounting hole combinations to meet the loading requirements of conventional equipment and workpieces; the base (2) provides a table body base and also provides mounting holes that can be installed on an optical platform; the joint bearing (6) is fixedly matched with the base (2) and moves with the pin (4); the pin (4) is fixedly matched with the upper table (1) to achieve the guidance of the upper table (1) and the base (2); the V-shaped top block (10) is installed in the base (2), and the adjusting ball (8) is installed in the V-shaped groove of the V-shaped top block (10) through the through hole of the base (2), so as to convert the axial movement of the precision adjustment thread subassembly (3) into the vertical movement of the adjusting ball (8).

2. The manual two-axis tilting table according to claim 1, characterized in that: The precision adjustment thread subassembly (3) comprises a threaded sleeve (3.1), a threaded rod (3.2), and a hand wheel (3.3); the flange nut (11) is threadedly connected and fixed to the threaded sleeve (3.1), and is also threadedly connected and fixed to the base (2); the threaded rod (3.2) is threadedly connected and transmitted to the threaded sleeve (3.1) to provide a power source; and the hand wheel (3.3) is threadedly connected and fixed to the threaded rod (3.2).

3. The manual two-axis tilting table according to claim 2, characterized in that: The precision adjustment thread pair assembly (3) adopts a precision adjustment thread pair with M6×0.25 fine pitch.

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