Precise measurement support

Abstract

The utility model belongs to the technical field of measuring tools, and particularly relates to a precision measuring support which comprises a base and a dial indicator body arranged above the base, and an adjusting assembly is arranged on the surface of the base. The handle is rotated to drive the moving block to move vertically and adjust the height of the dial indicator body, the worm is rotated to drive the fixed housing to rotate and adjust the angle of the dial indicator body, and the second screw is rotated to drive the dial indicator body to move transversely. The dial indicator body can be conveniently moved to the vicinity of a to-be-detected object for detection, the operation is simple, the detection range of the dial indicator body is improved, the support is firmly and stably fixed, the measurement precision is high, meanwhile, the installation assembly is arranged, and limiting of a limiting block on the dial indicator body can be relieved by rotating a third screw. And the mounting or dismounting convenience of the dial indicator body is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of measuring tools, and specifically relates to a precision measuring bracket. Background Art

[0002] In the process of precision machine tool processing, parts need to be measured with high precision for many times. The dial indicator is a universal length measuring tool made of a precision rack and pinion mechanism. It is mainly used to check the shape and position errors of the workpiece. It is also often used for precise alignment and correction of the clamping position of the workpiece. When using the dial indicator, it is generally necessary to cooperate with the measuring bracket for measurement;

[0003] After checking, the public (announcement) number: CN215722203U discloses a simple measuring bracket for a lever dial indicator. This technology discloses "including a base, a main vertical pole is arranged on the base, an auxiliary vertical pole is connected to the side of the main vertical pole through a connecting block, the top of the auxiliary vertical pole is movably connected to a steering crossbar through a locking nut, the end of the steering crossbar is provided with a meter clamp seat, the auxiliary vertical pole is provided with an external thread, and the auxiliary vertical pole is threadedly connected with an adjusting nut and other technical solutions, and has a meter clamp seat arranged by a connecting pipe and a fastening screw, which is convenient for installation and disassembly, and at the same time, it is convenient to adjust the direction of the clamping hole of the meter clamp seat according to actual needs; the main vertical pole is threadedly connected to the base, which is convenient for disassembly and installation, and convenient for carrying and other technical effects".

[0004] When the above design is used, it is necessary to repeatedly loosen and tighten the locking screws to adjust the height and angle of the dial gauge body, which is cumbersome to operate and has poor stability. In addition, when loosening and tightening the screws, it is easy to accidentally touch the crossbar to cause deviation, which affects the detection accuracy of the dial gauge body and is inconvenient to use.

[0005] To solve the above problems, a precision measuring bracket is proposed in this application. Utility Model Content

[0006] To solve the problems raised in the above background technology, the utility model provides a precision measuring bracket, which is easy to adjust the height and angle of the measuring bracket, simple and convenient to operate, increases the measuring range, and the bracket is firmly and stably fixed, has high measuring accuracy and strong practicality.

[0007] To achieve the above object, the utility model provides the following technical solution: a precision measuring bracket, comprising a base and a dial indicator body arranged above the base, wherein an adjustment component is arranged on the surface of the base;

[0008] The adjusting assembly includes a fixed shell arranged above the base and a moving block rotatably connected to the inside of the fixed shell through a bearing, a worm wheel is fixedly connected to the surface of the moving block, a worm is meshingly connected to the surface of the worm wheel, and one end of the worm passes through the inside of the fixed shell and extends to the outside of the fixed shell, four groups of sliding rods are fixedly connected to the surface of the base, and a moving groove is opened on one side of the moving block close to the sliding rod.

[0009] As a preferred precision measuring bracket of the utility model, a first screw is screwed inside the moving block, and the bottom end of the first screw passes through the inside of the base and is fixedly connected to a transmission gear arranged inside the base.

[0010] As a precision measuring bracket of the utility model, the surface of the transmission gear meshed and connected to the driving gear, and the surface of the driving gear is fixedly connected with a handle through a connecting shaft.

[0011] As a preferred precision measuring bracket of the utility model, a cross bar is fixedly connected to the side of the fixed shell, a second screw is rotatably connected inside the cross bar, a slider is threadedly connected to the surface of the second screw, and a sliding groove is opened on one side of the cross bar close to the slider.

[0012] As a preferred precision measuring bracket of the utility model, a mounting assembly is provided on the surface of the slider, and the mounting assembly includes a fixed block fixedly connected to the bottom surface of the slider and a limit block arranged on one side of the fixed block, a limit rod is fixedly connected to the surface of the fixed block, a limit groove is provided on one side of the limit rod close to the inside of the limit block, and an arc-shaped positioning groove is provided between the limit block and the fixed block.

[0013] As a precision measuring bracket of the utility model, the inner screw of the limiting block is preferably connected to the third screw, and one end of the third screw is rotatably connected to the fixed block.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows: by setting an adjustment component, the movable block can be moved vertically by turning the handle to adjust the height of the dial indicator body, and the fixed shell can be driven to rotate by turning the worm to adjust the angle of the dial indicator body. At the same time, rotating the second screw can drive the dial indicator body to move horizontally, which is convenient for moving the dial indicator body to the vicinity of the object to be tested for detection. The operation is simple, the detection range of the dial indicator body is improved, and the bracket is firmly and stably fixed with high measurement accuracy. At the same time, an installation component is set, and the limit block on the dial indicator body can be released by turning the third screw, thereby improving the convenience of installing or disassembling the dial indicator body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a structural diagram of the transmission gear and the drive gear in the utility model;

[0018] Figure 3 It is a structural diagram of the moving block and worm in the utility model;

[0019] Figure 4 It is a structural diagram of fixed blocks and limit blocks in the utility model.

[0020] In the figure:

[0021] 1. Base; 2. Dial indicator body;

[0022] 3. Adjustment assembly; 31. Sliding rod; 32. First screw rod; 33. Fixed housing; 34. Moving block; 35. Transmission gear; 36. Handle; 37. Driving gear; 38. Second screw rod; 39. Crossbar; 310. Sliding block; 311. Worm; 312. Worm wheel;

[0023] 4. Installation components; 41. Fixing block; 42. Third screw; 43. Limit rod; 44. Limit block. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Example 1

[0026] like Figure 1 As shown:

[0027] A precision measuring bracket includes a base 1 and a dial meter body 2 arranged above the base 1.

[0028] In this implementation scheme: the existing disclosure (announcement) number: CN215722203U discloses a simple measuring bracket for a lever dial indicator; in order to solve the technical problems existing in this prior art, such as the above background technology disclosure that "it is necessary to repeatedly loosen and tighten the locking screws to adjust the height and angle of the dial indicator body 2, which is cumbersome to operate and has poor stability, and it is easy to accidentally touch the dial indicator body 2 when loosening and tightening the screws, causing the position of the dial indicator body 2 to shift, affecting the detection accuracy of the dial indicator body 2, and inconvenient to use". This problem is obviously a real problem that exists and is relatively difficult to solve. In view of this, in order to solve this technical problem, an adjustment component 3 and an installation component 4 are added to the application document.

[0029] More specifically:

[0030] like Figure 1-Figure 4 As shown:

[0031] In combination with the above content, the adjustment component 3 includes a fixed shell 33 arranged above the base 1 and a movable block 34 rotatably connected to the inside of the fixed shell 33 through a bearing, the surface of the movable block 34 is fixedly connected to a worm gear 312, the surface of the worm gear 312 is meshingly connected to a worm 311, and one end of the worm 311 passes through the interior of the fixed shell 33 and extends to the outside of the fixed shell 33, four groups of sliding rods 31 are fixedly connected to the surface of the base 1, and a movable groove is opened on the side of the movable block 34 close to the sliding rod 31.

[0032] In the present embodiment: when the device is in use, the fixed shell 33 can be driven to rotate by rotating the worm 311, and the cross bar 39 can be driven to flip, so as to adjust the angle of the dial indicator body 2. By moving the moving block 34 vertically on the surface of the slide bar 31, the height of the dial indicator body 2 can be adjusted, so that the dial indicator body 2 can be moved to the vicinity of the object to be measured, and the detection head on the dial indicator body 2 can be pressed against the surface of the object to be measured for precise detection. The worm wheel 312 and the worm 311 are self-locked to increase the stability after the angle adjustment, so that the dial indicator body 2 is not easy to deflect, thereby improving the measurement accuracy of the dial indicator body 2.

[0033] Going further:

[0034] like Figure 1-Figure 4 As shown:

[0035] In order to facilitate the vertical movement of the dial indicator body 2, in an optional embodiment: the first screw 32 is threadedly connected to the inside of the moving block 34, and the bottom end of the first screw 32 passes through the inside of the base 1 and is fixedly connected to the transmission gear 35 arranged inside the base 1; the surface of the transmission gear 35 is meshedly connected to the driving gear 37, and the surface of the driving gear 37 is fixedly connected to the handle 36 through a connecting shaft; the side of the fixed shell 33 is fixedly connected to a cross bar 39, and the inside of the cross bar 39 is rotatably connected to the second screw 38, and the surface of the second screw 38 is threadedly connected to a slider 310, and a sliding groove is provided on the side of the cross bar 39 close to the slider 310.

[0036] In this embodiment: when adjusting the height of the dial indicator body 2, the driving gear 37 can be driven to rotate by turning the handle 36, and then the driving gear 37 drives the first screw 32 to rotate through the transmission gear 35, and then drives the moving block 34 screwed on the surface of the first screw 32 to move, so as to adjust the height of the fixed shell 33, thereby realizing the height adjustment of the dial indicator body 2, and then the second screw 38 can be driven to drive the slider 310 to slide inside the cross bar 39, and the slider 310 drives the lateral movement of the dial indicator body 2, so that the position of the dial indicator body 2 can be adjusted according to the detection needs, and the dial indicator body 2 can be moved to the vicinity of the object to be tested for detection, and the operation is simple and convenient.

[0037] More specifically:

[0038] like Figure 1-Figure 4 As shown:

[0039] In combination with the above content, an installation component 4 is provided on the surface of the slider 310, and the installation component 4 includes a fixed block 41 fixedly connected to the bottom surface of the slider 310 and a limit block 44 arranged on one side of the fixed block 41, and a limit rod 43 is fixedly connected to the surface of the fixed block 41, and a limit groove is provided on the side of the limit block 44 close to the limit rod 43, and an arc-shaped positioning groove is provided between the limit block 44 and the fixed block 41; a third screw 42 is screwed inside the limit block 44, and one end of the third screw 42 is rotatably connected to the fixed block 41.

[0040] In this embodiment: when the dial indicator body 2 needs to be installed, the third screw 42 is rotated to drive the limit block 44 to move to the side away from the fixed block 41, and then the dial indicator body 2 is placed in the positioning groove between the fixed block 41 and the limit block 44, and then the third screw 42 is reversed to clamp and limit the dial indicator body 2 through the fixed block 41 and the limit block 44, thereby completing the installation of the dial indicator body 2. The limit on the dial indicator body 2 can be released by rotating the third screw 42, thereby facilitating the disassembly and replacement of the dial indicator body 2.

[0041] Working principle: When the device is in use, the fixed housing 33 can be rotated by rotating the worm 311, and the cross bar 39 can be turned over to adjust the angle of the dial gauge body 2. The driving gear 37 can be rotated by turning the handle 36, and then the driving gear 37 drives the first screw 32 to rotate through the transmission gear 35, and then drives the moving block 34 screwed on the surface of the first screw 32 to move, so as to adjust the height of the fixed housing 33 and achieve the height adjustment of the dial gauge body 2. Then, the second screw 38 can be rotated to drive the slider 310 to slide inside the cross bar 39, and the slider 310 drives the lateral movement of the dial gauge body 2, so that the position of the dial gauge body 2 can be adjusted according to the detection needs, so as to facilitate the movement of the dial gauge body 2 to the vicinity of the object to be measured. , the detection head on the dial gauge body 2 is pressed against the surface of the object to be measured for precise detection, and the worm gear 312 and the worm 311 are self-locked to increase the stability after the angle adjustment, so that the dial gauge body 2 is not easy to deflect, thereby improving the measurement accuracy of the dial gauge body 2. When the dial gauge body 2 needs to be installed, the third screw 42 is rotated to drive the limit block 44 to move to the side away from the fixed block 41, and then the dial gauge body 2 is placed in the positioning groove between the fixed block 41 and the limit block 44, and then the third screw 42 is reversed to clamp the dial gauge body 2 through the fixed block 41 and the limit block 44 to complete the installation of the dial gauge body 2, and the limit on the dial gauge body 2 can be released by rotating the third screw 42, which is convenient for disassembly and replacement of the dial gauge body 2.

[0042] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention to solve the problems raised in the above background technology.

Claims

1. A precision measuring bracket, comprising a base (1) and a dial gauge body (2) arranged above the base (1), characterized in that: An adjustment component (3) is provided on the surface of the base (1); The adjustment assembly (3) comprises a fixed shell (33) arranged above the base (1) and a moving block (34) rotatably connected to the inside of the fixed shell (33) via a bearing, a worm wheel (312) being fixedly connected to the surface of the moving block (34), a worm (311) being meshingly connected to the surface of the worm wheel (312), and one end of the worm (311) passing through the inside of the fixed shell (33) and extending to the outside of the fixed shell (33), four groups of sliding rods (31) being fixedly connected to the surface of the base (1), and a moving groove is provided on a side of the moving block (34) close to the sliding rod (31).

2. The precision measuring bracket according to claim 1, characterized in that: A first screw rod (32) is threadedly connected to the interior of the moving block (34), and the bottom end of the first screw rod (32) passes through the interior of the base (1) and is fixedly connected to a transmission gear (35) arranged inside the base (1).

3. The precision measuring bracket according to claim 2, characterized in that: The surface of the transmission gear (35) is meshedly connected to the driving gear (37), and the surface of the driving gear (37) is fixedly connected to a handle (36) via a connecting shaft.

4. The precision measuring bracket according to claim 1, characterized in that: A cross bar (39) is fixedly connected to the side of the fixed shell (33), a second screw rod (38) is rotatably connected inside the cross bar (39), a sliding block (310) is threadedly connected to the surface of the second screw rod (38), and a sliding groove is provided inside the cross bar (39) on one side close to the sliding block (310).

5. The precision measuring bracket according to claim 4, characterized in that: The surface of the slider (310) is provided with a mounting assembly (4), the mounting assembly (4) comprising a fixed block (41) fixedly connected to the bottom surface of the slider (310) and a limit block (44) arranged on one side of the fixed block (41), the surface of the fixed block (41) is fixedly connected to a limit rod (43), a limit groove is provided inside the limit block (44) on a side close to the limit rod (43), and an arc-shaped positioning groove is provided between the limit block (44) and the fixed block (41).

6. The precision measuring bracket according to claim 5, characterized in that: A third screw rod (42) is threadedly connected inside the limiting block (44), and one end of the third screw rod (42) is rotatably connected to the fixing block (41).

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