Auxiliary positioning jig suitable for metal product measurement

By introducing height adjustment components and angle adjustment components into the auxiliary positioning fixture, the alignment problem caused by different thicknesses of metal products in the prior art is solved, and flexible adaptation to products of different thicknesses and the accuracy of measurement results are achieved.

CN222979593UActive Publication Date: 2025-06-13KUNSHAN TONGFENG NUMERICAL CONTROL MASCH CO LTD
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Patent Information

Application Number
CN202421844077.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-01
Publication Date
2025-06-13
Estimated Expiration
2034-08-01

AI Technical Summary

Technical Problem

The existing auxiliary positioning fixtures are made of an integrated molding structure, which is highly fixed and cannot adapt to metal products of different thicknesses, resulting in the inability to align with the reference seat, affecting the accuracy and reliability of measurement.

Method used

An auxiliary positioning fixture including a height adjustment assembly and an angle adjustment assembly is designed. The height adjustment assembly adjusts the height of the reference seat through a dual-axis motor and bevel gear system, and the angle adjustment assembly adjusts the positioning angle by pushing the structure of the plate and the imitation platform.

Benefits of technology

It realizes flexible adaptation to metal products of different thicknesses, ensures that the reference base and the imitation platform can be accurately aligned, improves the accuracy and reliability of measurement, and enhances flexibility on both sides of the metal product.

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Abstract

The utility model discloses an auxiliary positioning jig suitable for metal product measurement, which comprises a fixed base, a profiling platform is arranged at the top end of the fixed base, a reference seat is arranged on the left side of the profiling platform and located at the top end of the fixed base, and a height adjusting assembly for adjusting the height of the reference seat is arranged in the fixed base. The height adjusting assembly comprises an adjusting cabinet fixedly mounted in the fixed base; firstly, the adjusting cabinet is powered on, then the double-shaft motor is started through an external controller, the double-shaft motor drives the first adjusting shaft and the second adjusting shaft at the two ends to rotate, then the first bevel gear and the third bevel gear are driven to rotate, and the second bevel gear meshed with the first bevel gear is driven to rotate along with rotation of the first bevel gear; and then the first adjusting sleeve is driven to rotate, the first adjusting rod at the top end is driven to rotate, the height of the reference base on the fixed base is driven to be adjusted, and metal products with different thicknesses can be measured.
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Description

Technical Field

[0001] The utility model relates to the technical field of auxiliary positioning fixture equipment, and specifically relates to an auxiliary positioning fixture suitable for measuring metal products. Background Technique

[0002] The measurement of metal products is an important quality control link, which involves ensuring that the products meet the design specifications and quality standards during the production process. Effective measurement methods can improve production efficiency, reduce defects, and ensure product quality.

[0003] According to an auxiliary positioning fixture suitable for measuring metal products disclosed in the patent publication number CN220794062U, which includes a fixed base, a profiling platform for placing products is connected to the center of the fixed base. The profiling platform has a runway-shaped structure and is inclined with the left side lower and the right side higher. A reference base is connected to the fixed base, and the reference base is located on the left side of the profiling platform. The height of the reference base is the same as the height of the left bottom end of the profiling platform, and the height of the reference base is greater than or equal to the height of the right high end of the profiling platform. A connecting block is connected between the reference base and the profiling platform. On the side of the reference base opposite to the profiling platform, there is a reference groove with an arc-shaped structure for resisting the product. Positioning holes are opened on the side edge of the profiling platform, and pins are inserted into the positioning holes. The utility model can achieve rapid positioning of products and effectively improve the measurement efficiency.

[0004] The above-mentioned utility model can quickly position the workpiece and improve the measurement efficiency. However, since the profiling platform, the connecting block, the reference base, and the fixed base are integrally formed structures with a fixed height, due to the different thicknesses of metal products, when the height exceeds the height of the reference base, it will cause misalignment with the reference base, thus affecting the accuracy and reliability of the measurement and the measurement result. Content of the Utility Model

[0005] The purpose of the present utility model is to provide an auxiliary positioning fixture suitable for measuring metal products to solve the problem that the above-mentioned utility model can quickly position the workpiece and improve the measurement efficiency. However, since the profiling platform, the connecting block, the reference base, and the fixed base are integrally formed structures with a fixed height, due to the different thicknesses of metal products, when the height exceeds the height of the reference base, it will cause misalignment with the reference base, thus affecting the accuracy and reliability of the measurement and the measurement result.

[0006] To achieve the above object, the present utility model provides the following technical solutions: An auxiliary positioning fixture applicable to the measurement of metal products, including a fixed base, on the top of the fixed base is provided a profiling platform, and on the left side of the profiling platform and on the top of the fixed base is provided a reference base. Inside the fixed base is provided a height adjustment component for adjusting the height of the reference base. The height adjustment component includes an adjustment cabinet fixedly installed inside the fixed base, a dual-axis motor arranged inside the adjustment cabinet, an adjustment shaft one rotatably connected to one end of the dual-axis motor, and a bevel gear one fixedly installed through the adjustment cabinet by the adjustment shaft one. Right below the reference base and inside the fixed base is fixedly installed an adjustment rod one. The bottom end of the adjustment rod one is rotatably connected to an adjustment sleeve one, and the adjustment sleeve one is rotatably connected inside the fixed base. The outer circumference of the adjustment sleeve one is fixedly connected with a bevel gear two meshed with the bevel gear one. Inside the fixed base is provided an angle adjustment component for adjusting the tilt angle of the profiling platform.

[0007] As a further scheme of the present utility model: The angle adjustment component includes an adjustment shaft two rotatably connected to one end of the dual-axis motor and a bevel gear three fixedly installed on the outer circumference of the adjustment shaft two. Inside the fixed base is slidably connected a rotating base. On the top of the rotating base is rotatably connected an adjustment sleeve two, and on the outer circumference of the adjustment sleeve two is fixedly installed a bevel gear four meshed with the bevel gear three. The top end of the adjustment sleeve two is rotatably connected to an adjustment rod two, and the top end of the adjustment rod two is fixedly connected with a push plate for pushing the profiling platform. On the top of the fixed base is opened a through slot for the adjustment of the push plate.

[0008] As a further scheme of the present utility model: On the bottom end of the fixed base is opened a clamping chute slidably connected with the rotating base, and the clamping chutes are symmetrically opened on the bottom end of the fixed base. On both ends of the rotating base are symmetrically fixedly provided clamping sliders slidable with the clamping chutes.

[0009] As a further scheme of the present utility model: The rotating base penetrates through the fixed base and is fixedly installed with a locking plate at the bottom end, and at the bottom end of the locking plate is rotatably connected a locking rod convenient for locking and fixing.

[0010] As a further scheme of the present utility model: On the top of the fixed base is fixedly provided a rotating shaft base for the profiling platform to rotate, and the rotating shaft bases are symmetrically fixedly provided on the top of the fixed base. On the bottom end of the profiling platform is fixedly provided a rotating shaft rotatably connected with the rotating shaft base.

[0011] As a further scheme of the present utility model: On the top of the fixed base and on the side of the profiling platform is inserted a positioning pin, and the positioning pins are symmetrically inserted on the top of the fixed base.

[0012] Compared with the prior art, the beneficial effects of the present utility model are:

[0013] 1. First, the adjustment cabinet of the present utility model is powered on. Then, the dual-axis motor is started through an external controller. The dual-axis motor drives the adjustment shafts 1 and 2 at both ends to rotate, thereby driving the bevel gears 1 and 3 to rotate. As the bevel gear 1 rotates, it drives the meshed bevel gear 2 to rotate, thereby driving the adjustment sleeve 1 to rotate, driving the adjustment rod 1 at the top to rotate, and driving the reference seat to adjust its height on the fixed base, enabling measurement of metal products with different thicknesses. At the same time, as the bevel gear 3 rotates, it drives the meshed bevel gear 4 to rotate, thereby driving the adjustment sleeve 2 and the adjustment rod 2 to rotate. As the adjustment rod 2 rotates, it can drive the pushing plate to push the profiling platform and change the positioning angle. The reference seat and the profiling platform can be quickly adjusted through the height adjustment component and the angle adjustment component, increasing the flexibility for both sides of the metal product;

[0014] 2. When only height adjustment is required, rotate the locking rod to release the restriction of the locking plate and the fixed base on the rotating base. Then, through the clamping chute and the clamping slider, the rotating base is toggled to slide in the direction opposite to the bevel gear 3, disconnecting the meshing connection between the bevel gear 3 and the bevel gear 4. Then, rotate the locking rod in the opposite direction to lock it. At this time, starting the dual-axis motor can only adjust the height, increasing the functionality of the adjustment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is the overall structural schematic diagram of the present utility model;

[0016] Figure 2 is the front structural schematic diagram of the fixed base of the present utility model;

[0017] Figure 3 is the side structural schematic diagram of the fixed base of the present utility model;

[0018] Figure 4 is the bottom structural schematic diagram of the fixed base of the present utility model.

[0019] In the figure: 1, fixed base; 2, reference seat; 3, positioning pin; 4, profiling platform; 5, through slot; 6, height adjustment component; 61, adjustment cabinet; 62, dual-axis motor; 63, adjustment shaft 1; 64, bevel gear 1; 65, adjustment sleeve 1; 66, bevel gear 2; 67, adjustment rod 1; 7, angle adjustment component; 71, rotating base; 72, adjustment sleeve 2; 73, bevel gear 4; 74, adjustment shaft 2; 75, bevel gear 3; 76, clamping chute; 77, clamping slider; 78, pushing plate; 79, locking plate; 710, locking rod; 711, rotating shaft base; 712, rotating shaft; 713, adjustment rod 2. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0021] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be construed as a limitation of the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance. In the description of the present utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. The embodiments of the present utility model will be described below according to its overall structure.

[0022] Refer to Figures 1 to 4 , in the embodiment of the present utility model, an auxiliary positioning jig applicable to the measurement of metal products includes a fixed base 1. A profiling platform 4 is provided at the top of the fixed base 1. A reference base 2 is provided on the left side of the profiling platform 4 and at the top of the fixed base 1. A height adjustment assembly 6 for adjusting the height of the reference base 2 is provided inside the fixed base 1. The height adjustment assembly 6 includes an adjustment cabinet 61 fixedly installed inside the fixed base 1, a dual-axis motor 62 provided inside the adjustment cabinet 61, an adjustment shaft 63 rotatably connected to one end of the dual-axis motor 62, and a bevel gear 64 fixedly installed through the adjustment cabinet 61 by the adjustment shaft 63. An adjustment rod 67 is fixedly installed inside the fixed base 1 directly below the reference base 2. The bottom end of the adjustment rod 67 is rotatably connected to an adjustment sleeve 65, and the adjustment sleeve 65 is rotatably connected inside the fixed base 1. A bevel gear 66 meshing with the bevel gear 64 is fixedly connected to the outer circumference of the adjustment sleeve 65. An angle adjustment assembly 7 for adjusting the tilt angle of the profiling platform 4 is provided inside the fixed base 1.

[0023] Refer to Figures 1 to 4, the angle adjustment assembly 7 includes an adjustment shaft two 74 rotatably connected to one end of the biaxial motor 62 and a bevel gear three 75 fixedly installed on the outer periphery of the adjustment shaft two 74. A rotating base 71 is slidably connected inside the fixed base 1. The top end of the rotating base 71 is rotatably connected to an adjustment sleeve two 72, and a bevel gear four 73 meshing with the bevel gear three 75 is fixedly installed on the outer periphery of the adjustment sleeve two 72. The top end of the adjustment sleeve two 72 is rotatably connected to an adjustment rod two 713, and a push plate 78 for pushing the profiling platform 4 is fixedly connected to the top end of the adjustment rod two 713. A through groove 5 for the adjustment of the push plate 78 is opened at the top end of the fixed base 1. A clamping chute 76 for the sliding connection of the rotating base 71 is opened at the bottom end of the fixed base 1, and the clamping chute 76 is symmetrically opened at the bottom end of the fixed base 1. Clamping sliders 77 sliding with the clamping chute 76 are symmetrically and fixedly provided at both ends of the rotating base 71. The rotating base 71 penetrates through the fixed base 1 and a locking plate 79 is fixedly installed at the bottom end, and a locking rod 710 for facilitating locking and fixing is rotatably connected to the bottom end of the locking plate 79.

[0024] Referring to Figures 1 to 4 , a rotating shaft base 711 for the rotation of the profiling platform 4 is fixedly provided at the top end of the fixed base 1, and the rotating shaft base 711 is symmetrically and fixedly provided at the top end of the fixed base 1. A rotating shaft 712 rotatably connected to the rotating shaft base 711 is fixedly provided at the bottom end of the profiling platform 4. A positioning pin 3 is inserted at the top end of the fixed base 1 and on the side of the profiling platform 4, and the positioning pin 3 is symmetrically inserted at the top end of the fixed base 1.

[0025] The working principle of the present utility model is as follows: First, connect the power supply to the adjustment cabinet 61, and then start the dual-axis motor 62 through an external controller. The dual-axis motor 62 drives the adjustment shafts one 63 and two 74 at both ends to rotate, thereby driving the bevel gears one 64 and three 75 to rotate. As the bevel gear one 64 rotates, it drives the meshing bevel gear two 66 to rotate, thereby driving the adjustment sleeve one 65 to rotate, driving the adjustment rod one 67 at the top to rotate, and driving the reference base 2 to adjust its height on the fixed base 1, enabling measurement of metal products with different thicknesses. At the same time, as the bevel gear three 75 rotates, it drives the meshing bevel gear four 73 to rotate, thereby driving the adjustment sleeve two 72 and the adjustment rod two 713 to rotate. As the adjustment rod two 713 rotates, it can drive the pushing plate 78 to push the profiling platform 4, changing the positioning angle. Through the height adjustment component 6 and the angle adjustment component 7, the reference base 2 and the profiling platform 4 can be quickly adjusted, increasing the flexibility on both sides of the metal product. When only height adjustment is required, rotate the locking rod 710 to release the restriction of the locking plate 79 and the fixed base 1 on the rotating base 71. Then, through the clamping chute 76 and the clamping slider 77, slide the rotating base 71 in the direction opposite to the bevel gear three 75 to disconnect the meshing connection between the bevel gear three 75 and the bevel gear four 73. Then, rotate the locking rod 710 in the reverse direction to lock it. At this time, starting the dual-axis motor 62 can only adjust the height, increasing the functionality of the adjustment.

[0026] The above is only the preferred specific implementation mode of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent substitutions or changes, and should be covered by the protection scope of the present utility model.

Claims

1. An auxiliary positioning fixture suitable for measuring metal products, characterized in that: The invention comprises a fixed base (1), a simulation platform (4) is arranged at the top of the fixed base (1), a reference seat (2) is arranged on the left side of the simulation platform (4) and located at the top of the fixed base (1), a height adjustment component (6) for adjusting the height of the reference seat (2) is arranged inside the fixed base (1), and the height adjustment component (6) comprises an adjustment cabinet (61) fixedly installed inside the fixed base (1), a double-axis motor (62) arranged inside the adjustment cabinet (61), an adjustment shaft (63) rotatably connected to one end of the double-axis motor (62), and an adjustment shaft (63) 3) a bevel gear (64) fixedly installed through the adjustment cabinet (61); an adjustment rod (67) fixedly installed directly below the reference seat (2) and located inside the fixed base (1); an adjustment sleeve (65) is rotatably connected to the bottom end of the adjustment rod (67); and the adjustment sleeve (65) is rotatably connected to the inside of the fixed base (1); a bevel gear (66) meshing with the bevel gear (64) is fixedly connected to the outer periphery of the adjustment sleeve (65); and an angle adjustment component (7) for adjusting the inclination angle of the simulation platform (4) is arranged inside the fixed base (1).

2. The auxiliary positioning fixture suitable for metal product measurement according to claim 1, characterized in that: The angle adjustment assembly (7) comprises an adjustment shaft 2 (74) rotatably connected to one end of a dual-axis motor (62) and a bevel gear 3 (75) fixedly mounted on the outer periphery of the adjustment shaft 2 (74); a rotating base (71) is slidably connected inside the fixed base (1); an adjustment sleeve 2 (72) is rotatably connected to the top of the rotating base (71); a bevel gear 4 (73) meshingly connected to the bevel gear 3 (75) is fixedly mounted on the outer periphery of the adjustment sleeve 2 (72); an adjustment rod 2 (713) is rotatably connected to the top of the adjustment sleeve 2 (72); a push plate (78) for pushing the simulation platform (4) is fixedly mounted on the top of the adjustment rod 2 (713); a through slot (5) for adjusting the push plate (78) is provided at the top of the fixed base (1).

3. The auxiliary positioning fixture suitable for metal product measurement according to claim 2, characterized in that: The bottom end of the fixed base (1) is provided with a clamping slide groove (76) which is slidably connected to the rotating base (71), and the clamping slide groove (76) is symmetrically provided at the bottom end of the fixed base (1), and clamping sliders (77) which slide with the clamping slide groove (76) are symmetrically fixed at both ends of the rotating base (71).

4. The auxiliary positioning fixture suitable for metal product measurement according to claim 3, characterized in that: The rotating base (71) passes through the fixed base (1) and is fixedly mounted with a locking plate (79) at the bottom end, and a locking rod (710) is rotatably connected to the bottom end of the locking plate (79) for easy locking and fixing.

5. The auxiliary positioning fixture suitable for metal product measurement according to claim 1, characterized in that: The top of the fixed base (1) is fixedly provided with a rotating shaft base (711) for the simulation platform (4) to rotate, and the rotating shaft base (711) is symmetrically fixed to the top of the fixed base (1), and the bottom of the simulation platform (4) is fixedly provided with a rotating shaft (712) rotatably connected to the rotating shaft base (711).

6. The auxiliary positioning fixture suitable for metal product measurement according to claim 1, characterized in that: A positioning pin (3) is inserted at the top of the fixed base (1) and located on the side of the simulation platform (4), and the positioning pin (3) is symmetrically inserted at the top of the fixed base (1).

Citation Information

Patent Citations

  • Auxiliary positioning jig suitable for metal product measurement

    CN220794062U