Seat chassis assembly testing fixture

Abstract

The utility model discloses a seat chassis assembly testing fixture, comprising a frame body, the outer surface of the frame body is fixedly connected with slide rails, the number of the slide rails is two, the slide rails are distributed front and back, the inner surface of the slide rail at the back is fixedly connected with a first double-head motor, the output end of the first double-head motor is fixedly connected with a first lead screw, and the output end of the first lead screw is fixedly connected with a second lead screw. The outer surface of the first lead screw is in threaded connection with a clamping plate, and the side surface of the clamping plate is fixedly connected with a fixing block. A first double-head motor, a first lead screw, a clamping plate, a fixing block, a second double-head motor, a second lead screw, a clamping block, a positioning rod, a rotating motor, a third lead screw, a positioning block, a pressing rod and a spring are arranged; the detection rod clamps and fixes the seat chassis of different specifications, so that the detection result is more accurate, the length and width distance between the detection rod and the positioning rod can be changed for different types of specifications, more detection standards can be adapted, and the flexibility is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of inspection tools, in particular to a seat chassis assembly inspection tool. Background Art

[0002] The existing seat chassis assembly inspection fixture is a simple tool used to control various dimensions of the seat chassis (such as aperture, space size, etc.), improve production efficiency and control quality, and replace professional measuring tools. The frame structure is simple and lightweight, which is convenient for operators to take and use. It can save stacking space when placed on the line. The detection module is slidably installed on the frame, and the position of the detection module can be flexibly adjusted according to the different products to be tested. A set of inspection fixtures can be used for the detection of multiple models.

[0003] However, the existing seat chassis inspection fixture is not fixedly connected to the seat chassis, and the seat chassis is prone to slide during the measurement process, resulting in inaccurate inspection results. After searching, it was found that the technical solution provided by the utility model with application number CN202220833837.4 also has the above-mentioned problems. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a seat chassis assembly inspection fixture. By arranging a first double-headed motor, a first lead screw, a clamping plate, a fixing block, a second double-headed motor, a second lead screw, a clamping block, a positioning rod, a rotating motor, a third lead screw, a positioning block, a pressure rod, a spring and a detection rod, seat chassis of different specifications are clamped and fixed to make the detection result more accurate. At the same time, the length and width distance between the detection rod and the positioning rod can be changed according to different types of specifications, so as to adapt to more detection standards and improve flexibility.

[0005] To achieve the above-mentioned purpose, the utility model also provides a seat chassis assembly inspection fixture, including: a frame, the outer surface of the frame is fixedly connected with a slide rail, the number of the slide rails is two and they are distributed front and back, the inner surface of the rear slide rail is fixedly connected with a first double-headed motor, the output end of the first double-headed motor is fixedly connected with a first lead screw, the outer surface of the first lead screw is threadedly connected with a clamping plate, the side surface of the clamping plate is fixedly connected with a fixing block, the lower surface of the fixing block is fixedly connected with a second double-headed motor, the output end of the second double-headed motor is fixedly connected with a second lead screw, the outer surface of the second lead screw is threadedly connected with a clamping block, and the outer surface of the clamping block is fixedly connected with a rubber pad;

[0006] The inner surface of the frame is slidably connected with a positioning rod, the outer surface of the positioning rod is fixedly connected with a rotating motor, the output end of the rotating motor is fixedly connected with a third lead screw, the outer surface of the third lead screw is threadedly connected with a positioning block, the inner surface of the positioning block is slidably connected with a pressure rod, and the outer surface of the pressure rod is fixedly connected with a spring. By arranging a first double-headed motor, a first lead screw, a clamping plate, a fixed block, a second double-headed motor, a second lead screw, a clamping block, a positioning rod, a rotating motor, a third lead screw, a positioning block, a pressure rod, a spring and a detection rod, seat chassis of different specifications are clamped and fixed to make the detection result more accurate and the length and width distance between the detection rod and the positioning rod can be changed according to different types of specifications, so as to adapt to more detection standards and improve flexibility.

[0007] According to the seat chassis assembly inspection fixture, the outer surface of the clamping plate is slidably connected to the frame, and the outer surface of the clamping plate is slidably connected to the slide rail.

[0008] According to the seat chassis assembly inspection fixture, the outer surface of the first lead screw is rotatably connected to the slide rail, and the outer surface of the second lead screw is rotatably connected to the fixed block.

[0009] According to the seat chassis assembly inspection fixture, the outer surface of the clamping block is slidably connected to the clamping plate, and the outer surface of the clamping block is slidably connected to the fixing block.

[0010] According to the seat chassis assembly inspection fixture, the outer surface of the rubber pad is slidably connected to the clamping plate, and the outer surface of the rubber pad is slidably connected to the fixing block, which plays a role in increasing friction.

[0011] According to the seat chassis assembly inspection fixture, the number of the positioning rods is four and they are distributed up and down, and the outer surfaces of the two upper positioning rods are slidably connected to the clamping plate, so that the coordinates of the hole positions can be transformed in two dimensions, thereby improving flexibility.

[0012] According to the seat chassis assembly inspection fixture, the outer surface of the frame is provided with a slide groove, the outer surface of the clamping plate is provided with a slide groove, the positioning rod is slidably connected to the slide groove, and the sliding is more stable by providing the slide groove.

[0013] According to the seat chassis assembly inspection fixture, the end of the spring away from the pressure rod is fixedly connected to the positioning block, and the inner surface of the pressure rod is threadedly connected with a detection rod, which is convenient for replacement according to different aperture standards.

[0014] According to the seat chassis assembly inspection fixture, the inner surface of the positioning block is slidably connected to the positioning rod, and the first double-headed motor, the second double-headed motor, and the rotating motor are all electrically connected to an external power supply.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is the overall structural diagram of a seat chassis assembly inspection fixture of the utility model;

[0018] Figure 2 for Figure 1 A magnified view of the structure at center A;

[0019] Figure 3 This is another partial structural diagram of a seat chassis assembly inspection fixture of the utility model;

[0020] Figure 4 The utility model is a schematic diagram of the use of a seat chassis assembly inspection fixture.

[0021] Legend:

[0022] 1. Frame; 2. Slide rail; 3. First double-headed motor; 4. First lead screw; 5. Clamping plate; 6. Fixed block; 7. Second double-headed motor; 8. Second lead screw; 9. Clamping block; 10. Rubber pad; 11. Positioning rod; 12. Rotating motor; 13. Third lead screw; 14. Positioning block; 15. Press rod; 16. Spring; 17. Detection rod. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-4The utility model embodiment is a seat chassis assembly inspection fixture, which includes: a frame 1, the outer surface of the frame 1 is fixedly connected with a slide rail 2, the number of the slide rails 2 is two and distributed front and back, the inner surface of the rear slide rail 2 is fixedly connected with a first double-headed motor 3, the output end of the first double-headed motor 3 is fixedly connected with a first lead screw 4, the outer surface of the first lead screw 4 is rotatably connected to the slide rail 2, the outer surface of the first lead screw 4 is threadedly connected with a clamping plate 5, the outer surface of the clamping plate 5 is slidably connected to the frame 1, the outer surface of the clamping plate 5 is slidably connected to the slide rail 2, and the side surface of the clamping plate 5 is fixed A fixed block 6 is fixedly connected to the lower surface of the fixed block 6, a second double-headed motor 7 is fixedly connected to the output end of the second double-headed motor 7, the outer surface of the second lead screw 8 is rotatably connected to the fixed block 6, the outer surface of the second lead screw 8 is threadedly connected to a clamping block 9, the outer surface of the clamping block 9 is slidably connected to the clamping plate 5, the outer surface of the clamping block 9 is slidably connected to the fixed block 6, the outer surface of the clamping block 9 is fixedly connected to a rubber pad 10, the outer surface of the rubber pad 10 is slidably connected to the clamping plate 5, and the outer surface of the rubber pad 10 is slidably connected to the fixed block 6.

[0025] The inner surface of the frame 1 is slidably connected with a positioning rod 11, the outer surface of the frame 1 is provided with a slide groove, the outer surface of the clamping plate 5 is provided with a slide groove, the positioning rod 11 is slidably connected to the slide groove, the number of positioning rods 11 is four and they are distributed up and down, the outer surfaces of the two upper positioning rods 11 are slidably connected to the clamping plate 5, the outer surface of the positioning rod 11 is fixedly connected with a rotating motor 12, the output end of the rotating motor 12 is fixedly connected with a third lead screw 13, the outer surface of the third lead screw 13 is threadedly connected with a positioning block 14, the inner surface of the positioning block 14 is slidably connected with the positioning rod 11, the inner surface of the positioning block 14 is slidably connected with a pressure rod 15, the outer surface of the pressure rod 15 is fixedly connected with a spring 16, the end of the spring 16 away from the pressure rod 15 is fixedly connected to the positioning block 14, the inner surface of the pressure rod 15 is threadedly connected with a detection rod 17, the first double-headed motor 3, the second double-headed motor 7, and the rotating motor 12 are all electrically connected to an external power supply.

[0026] Working principle: According to the aperture specification of the seat chassis, the detection rod 17 of the corresponding diameter is threadedly installed into the positioning block 14. According to the length and width specifications of the seat chassis, four positioning rods 11 are slid respectively. Counterweight blocks are set at both ends of the positioning rod 11. The counterweight blocks are covered with a rubber layer to enhance the friction and make the positioning more accurate. The rotation motor 12 drives the third screw 13 to rotate. The positioning block 14 moves linearly to the standard hole position with the positioning rod 11 as the trajectory under the limit of the sliding rod set in the positioning rod 11 according to the thread transmission of the third screw 13. After adjustment, the seat chassis is placed in the clamping plate 5 On the upper surface of the fixed block 6, the first double-headed motor 3 is operated to drive the first screw 4 to rotate, and the clamping plate 5 performs left and right linear motion through the thread transmission of the first screw 4, and the second double-headed motor 7 is operated to drive the second screw 8 to rotate, and the clamping block 9 performs front and back linear motion through the thread transmission of the second screw 8, and the clamping block 9 drives the rubber pad 10 to clamp and fix the chassis, and use an external measuring tool to measure whether the length and width are in compliance with the regulations. After fixing, press the pressure rod 15 to squeeze the spring 16 respectively, so that the detection rod 17 moves up and down in the standard position to detect whether the hole position and aperture meet the standards.

[0027] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A seat chassis assembly inspection fixture, characterized in that: include: A frame (1), wherein the outer surface of the frame (1) is fixedly connected with a slide rail (2), the number of the slide rails (2) is two and they are distributed front to back, the inner surface of the rear slide rail (2) is fixedly connected with a first double-headed motor (3), the output end of the first double-headed motor (3) is fixedly connected with a first lead screw (4), the outer surface of the first lead screw (4) is threadedly connected with a clamping plate (5), the side surface of the clamping plate (5) is fixedly connected with a fixed block (6), the lower surface of the fixed block (6) is fixedly connected with a second double-headed motor (7), the output end of the second double-headed motor (7) is fixedly connected with a second lead screw (8), the outer surface of the second lead screw (8) is threadedly connected with a clamping block (9), and the outer surface of the clamping block (9) is fixedly connected with a rubber pad (10); The inner surface of the frame (1) is slidably connected to a positioning rod (11), the outer surface of the positioning rod (11) is fixedly connected to a rotating motor (12), the output end of the rotating motor (12) is fixedly connected to a third lead screw (13), the outer surface of the third lead screw (13) is threadedly connected to a positioning block (14), the inner surface of the positioning block (14) is slidably connected to a pressure rod (15), and the outer surface of the pressure rod (15) is fixedly connected to a spring (16).

2. A seat chassis assembly inspection fixture according to claim 1, characterized in that: The outer surface of the clamping plate (5) is slidably connected to the frame (1), and the outer surface of the clamping plate (5) is slidably connected to the slide rail (2).

3. A seat chassis assembly inspection fixture according to claim 1, characterized in that: The outer surface of the first lead screw (4) is rotatably connected to the slide rail (2), and the outer surface of the second lead screw (8) is rotatably connected to the fixed block (6).

4. A seat chassis assembly inspection fixture according to claim 1, characterized in that: The outer surface of the clamping block (9) is slidably connected to the clamping plate (5), and the outer surface of the clamping block (9) is slidably connected to the fixing block (6).

5. The seat chassis assembly inspection fixture according to claim 1, characterized in that: The outer surface of the rubber pad (10) is slidably connected to the clamping plate (5), and the outer surface of the rubber pad (10) is slidably connected to the fixing block (6).

6. A seat chassis assembly inspection fixture according to claim 1, characterized in that: The number of the positioning rods (11) is four and they are distributed vertically, and the outer surfaces of the two upper positioning rods (11) are slidably connected to the clamping plate (5).

7. A seat chassis assembly inspection fixture according to claim 1, characterized in that: The outer surface of the frame (1) is provided with a slide groove, the outer surface of the clamping plate (5) is provided with a slide groove, and the positioning rod (11) is slidably connected to the slide groove.

8. The seat chassis assembly inspection fixture according to claim 1, characterized in that: One end of the spring (16) away from the pressure rod (15) is fixedly connected to the positioning block (14), and the inner surface of the pressure rod (15) is threadedly connected with a detection rod (17).

9. The seat chassis assembly inspection fixture according to claim 1, characterized in that: The inner surface of the positioning block (14) is slidably connected to the positioning rod (11), and the first double-headed motor (3), the second double-headed motor (7), and the rotating motor (12) are all electrically connected to an external power source.

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