Dimension measuring device

Abstract

The utility model relates to the technical field of detection tools, in particular to a size measuring device, which comprises a rack, a workbench, an electric push rod, a mounting plate, a clamping block, a clamping rod and a spring, the workbench is connected with the rack, the two mounting plates are slidably connected with the workbench, and the workbench is provided with a moving mechanism used for driving the two mounting plates to slide; the clamping rods are provided with connecting rods, the connecting rods are connected with the two mounting plates in a sliding mode, the springs are arranged, and the springs are arranged on the outer sides of the corresponding connecting rods in a sleeving mode; the two clamping blocks are slidably connected with the workbench, the two electric push rods are connected with the rack, and the other ends of the two electric push rods are connected with the two clamping blocks respectively. According to the utility model, the plurality of clamping rods are arranged on the mounting plate, the plurality of clamping rods can be adjusted according to the edge change of the decoration strip, and the distance between the plurality of pairs of clamping rods is detected by the corresponding distance measuring instrument, so that the width change of the decoration strip can be continuously reflected, and the detection is more accurate.

Description

Technical Field

[0001] The utility model relates to the technical field of measuring tools, in particular to a size measuring device. Background Art

[0002] Decorative strips are an important exterior part of a car, which can improve the overall appearance quality of the car. Automobile manufacturers usually have high requirements for the appearance and matching of automobile decorative strips, so they need to be tested before they are used in cars. Existing automobile decorative strips are produced by injection molding. Most of them have an arc structure, and the cross-section is a groove whose shape changes with the length. The two ends of the decorative strips are also beveled. It is difficult to directly use traditional measuring equipment to detect whether the shape and size of the product are qualified.

[0003] A Chinese patent with authorization announcement number CN220959942U discloses a dimension measuring device, including a placing table and a fixing mechanism, the fixing mechanism including a baffle, an arc plate, a slider, a hydraulic cylinder 1, a ruler, a moving assembly, two sets of clamping assemblies and a resisting assembly, the moving assembly including a driving member, a threaded rod, a moving block and a fixed block, the ruler is arranged on the upper surface of the placing table, the placing table has a slide groove, the slider is arranged in the slide groove, the output end of the hydraulic cylinder 1 passes through the slider, the arc plate is fixedly connected to the output end of the hydraulic cylinder 1, the fixed block is fixedly connected to the bottom surface of the placing table, the moving block is fixedly connected to the slider, the threaded rod passes through the moving block, one end of the threaded rod is rotatably connected to the fixed block, and the other end of the threaded rod is fixedly connected to the driving member. Through the above arrangement, the position and height of the arc plate can be adjusted to adapt to decorative strips with different bending angles, which can achieve the effect of saving trouble and effort.

[0004] However, the above technical solution has the following defects: the shape of the automobile decorative strip is generally an arc-shaped plate, and the width of some decorative strips cannot be accurately measured by the clamping plates on both sides of the above-mentioned dimension measuring device, resulting in inaccurate decorative strip detection results. Utility Model Content

[0005] The utility model aims to provide a size measuring device in view of the problems existing in the background technology.

[0006] The technical solution of the utility model: a size measuring device, including a frame, a workbench, an electric push rod, a mounting plate, a clamping block, a clamping rod and a spring;

[0007] The workbench is connected to the frame, and two mounting plates are provided. The two mounting plates are both slidably connected to the workbench and symmetrically distributed on the workbench. The workbench is provided with a moving mechanism for driving the two mounting plates to slide;

[0008] There are multiple clamping rods, each of which is provided with a connecting rod, which is slidably connected to the two mounting plates respectively, and there are multiple springs, which are sleeved on the outside of the corresponding connecting rods, and the springs are all in a compressed state;

[0009] Two clamping blocks are provided and are both slidably connected to the workbench. The clamping blocks are symmetrically distributed on the workbench. Two electric push rods are provided and are both connected to the frame. The other ends of the two electric push rods are respectively connected to the two clamping blocks.

[0010] Preferably, the mounting plates are each provided with a slide block, the workbench is provided with a slide groove, and the slide block is slidably matched and connected with the slide groove.

[0011] Preferably, the moving mechanism includes a bidirectional screw, a mounting portion, a guide rod and a driving mechanism;

[0012] The bidirectional screw is rotatably connected to the frame, the driving mechanism is connected to the frame, and the driving mechanism is transmission-connected to the bidirectional screw;

[0013] The guide rod is connected to the frame, the guide rod and the bidirectional screw are arranged side by side, the mounting part is provided with two guide rods which are slidably connected, the two mounting parts are thread-matchedly connected with the bidirectional screw, and the two mounting parts are symmetrically distributed on the bidirectional screw;

[0014] The two mounting parts are respectively connected to the sliding blocks on the two mounting plates.

[0015] Preferably, the multiple clamping rods on the two mounting plates correspond to each other one by one, and the multiple clamping rods on the same mounting plate are all provided with rangefinders.

[0016] Preferably, the ends of the two clamping blocks away from the electric push rod are both provided with wedge surfaces.

[0017] Preferably, a stopper is provided at one end of each of the multiple connecting rods away from the clamping rod, and the outer diameter of the stopper is greater than the outer diameter of the connecting rod.

[0018] Compared with the prior art, the above technical solution of the utility model has the following beneficial technical effects:

[0019] 1. In the utility model, a plurality of clamping rods are arranged on the mounting plate, and the plurality of clamping rods can be adjusted according to the edge change of the decorative strip. The distance between the plurality of pairs of clamping rods is detected by the corresponding distance meter, which can continuously reflect the width change of the decorative strip, and the detection is more accurate.

[0020] 2. When the utility model is used, the two electric push rods drive the two clamping blocks to move respectively, and the two clamping blocks are close to each other and clamped on the two ends of the decorative strip. The inclined wedge surface presses the decorative strip against the surface of the workbench at the same time, making the installation of the decorative strip more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 The present invention is a three-dimensional diagram of a dimension measuring device in use.

[0022] Figure 2 The utility model is a structural schematic diagram of a size measuring device proposed by the utility model.

[0023] Figure 3 This is a structural schematic diagram of a moving mechanism in an embodiment of the utility model.

[0024] Figure numerals: 1, frame; 2, workbench; 3, bidirectional screw; 4, mounting portion; 5, electric push rod; 6, mounting plate; 7, clamping block; 8, clamping rod; 9, spring; 10, connecting rod; 11, slide groove; 12, guide rod; 13, stop block; 14, slider; 15, driving mechanism. DETAILED DESCRIPTION

[0025] Embodiment 1

[0026] like Figure 1-Figure 3 As shown, a dimension measuring device proposed by the utility model includes a frame 1, a workbench 2, an electric push rod 5, a mounting plate 6, a clamping block 7, a clamping rod 8 and a spring 9;

[0027] The workbench 2 is connected to the frame 1, and two mounting plates 6 are provided. The two mounting plates 6 are both slidably connected to the workbench 2 and are symmetrically distributed on the workbench 2. The workbench 2 is provided with a moving mechanism for driving the two mounting plates 6 to slide;

[0028] Furthermore, a slider 14 is provided on the mounting plate 6, and a slide groove 11 is provided on the workbench 2, and the slider 14 is slidably connected with the slide groove 11;

[0029] There are multiple clamping rods 8, each of which is provided with a connecting rod 10, which is slidably connected to the two mounting plates 6 respectively, and there are multiple springs 9, which correspond to the connecting rods 10 one by one, and the springs 9 are sleeved on the outside of the corresponding connecting rods 10, and the springs 9 are located between the clamping rod 8 and the mounting plate 6, and the springs 9 are all in a compressed state;

[0030] Furthermore, a stopper 13 is provided at one end of each of the connecting rods 10 away from the clamping rod 8, and the outer diameter of the stopper 13 is greater than the outer diameter of the connecting rod 10;

[0031] Further, the multiple clamping rods 8 on the two mounting plates 6 correspond to each other one by one, and the multiple clamping rods 8 on the same mounting plate 6 are all provided with a distance meter;

[0032] Two clamping blocks 7 are provided and are both slidably connected to the workbench 2. The clamping blocks 7 are symmetrically distributed on the workbench 2. Two electric push rods 5 are provided and are both connected to the frame 1. The other ends of the two electric push rods 5 are respectively connected to the two clamping blocks 7.

[0033] A controller is provided on the frame 1, and the controller controls and connects the electric push rod 5, the moving mechanism and the distance meter.

[0034] In the utility model, when in use, the decorative strip is placed on the upper surface of the workbench 2, the controller controls the two electric push rods 5 to drive the clamping blocks 7 to clamp the two ends of the decorative strip to fix the decorative strip, the controller controls the moving mechanism to drive the two mounting plates 6 to approach each other, the clamping rods 8 on the two mounting plates 6 are approached to each other and clamped on the arc-shaped wide side of the decorative strip, the arc-shaped plates squeeze the clamping rods 8, the corresponding springs 9 are further compressed, and the rangefinder on one clamping rod 8 measures the surface of the other clamping rod 8, so that the width of the decorative strip can be detected, and multiple pairs of clamping rods 8 can accurately detect the decorative strips, reflecting the size changes of the decorative strips; in the utility model, multiple clamping rods 8 are provided on the mounting plate 6, and the multiple clamping rods 8 can be adjusted according to the edge changes of the decorative strips. The distances between the multiple pairs of clamping rods 8 are detected by the corresponding rangefinders, so that the width changes of the decorative strips can be continuously reflected, and the detection is more accurate.

[0035] Embodiment 2

[0036] like Figure 2-Figure 3 As shown, the dimension measuring device proposed by the present invention, compared with the first embodiment, the moving mechanism in this embodiment includes a bidirectional screw 3, a mounting portion 4, a guide rod 12 and a driving mechanism 15;

[0037] The bidirectional screw rod 3 is rotatably connected to the frame 1, the driving mechanism 15 is connected to the frame 1, and the driving mechanism 15 is transmission-connected to the bidirectional screw rod 3;

[0038] The guide rod 12 is connected to the frame 1, and the guide rod 12 and the bidirectional screw 3 are arranged side by side. The mounting portion 4 is provided with two guide rods 12 that are slidably connected, and the two mounting portions 4 are threadedly connected to the bidirectional screw 3, and the two mounting portions 4 are symmetrically distributed on the bidirectional screw 3;

[0039] The two mounting portions 4 are respectively connected to the sliders 14 on the two mounting plates 6 .

[0040] In this embodiment, the driving mechanism 15 is started to drive the bidirectional screw 3 to rotate, and the two mounting parts 4 are respectively connected with the threads at the two ends of the bidirectional screw 3. The mounting parts 4 slide on the guide rod 12, and the mounting parts 4 drive the two mounting plates 6 to slide on the workbench 2. The two mounting plates 6 are close to each other and clamped at the two ends of the decorative strip.

[0041] Embodiment 3

[0042] like Figure 1-Figure 2 As shown, a dimension measuring device proposed by the utility model, compared with the first embodiment, in this embodiment, the ends of the two clamping blocks 7 away from the electric push rod 5 are both provided with wedge surfaces, and the wedge surfaces are both arranged to be inclined downward;

[0043] Furthermore, the wedge surfaces of the two clamping blocks 7 are provided with rubber pads and pressed tightly against the two ends of the decorative strip.

[0044] In this embodiment, when in use, the two electric push rods 5 respectively drive the two clamping blocks 7 to move, and the two clamping blocks 7 are close to each other and clamped on the two ends of the decorative strip. The inclined wedge surface presses the decorative strip against the surface of the workbench 2 at the same time, making the installation of the decorative strip more stable.

[0045] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A dimension measuring device, characterized in that: It comprises a frame (1), a workbench (2), an electric push rod (5), a mounting plate (6), a clamping block (7), a clamping rod (8) and a spring (9); The workbench (2) is connected to the frame (1), two mounting plates (6) are provided, the two mounting plates (6) are both slidably connected to the workbench (2) and are symmetrically distributed on the workbench (2), and the workbench (2) is provided with a moving mechanism for driving the two mounting plates (6) to slide; A plurality of clamping rods (8) are provided, each of which is provided with a connecting rod (10), the connecting rods (10) are respectively slidably connected to the two mounting plates (6), a plurality of springs (9) are provided, the springs (9) are sleeved on the outside of the corresponding connecting rods (10), and the springs (9) are all in a compressed state; Two clamping blocks (7) are provided and are both slidably connected to the workbench (2). The clamping blocks (7) are symmetrically distributed on the workbench (2). Two electric push rods (5) are provided and are both connected to the frame (1). The other ends of the two electric push rods (5) are respectively connected to the two clamping blocks (7).

2. A dimension measuring device according to claim 1, characterized in that: The mounting plate (6) is provided with a slide block (14), the workbench (2) is provided with a slide groove (11), and the slide block (14) is connected to the slide groove (11) in a sliding manner.

3. A dimension measuring device according to claim 1 or 2, characterized in that: The moving mechanism comprises a bidirectional screw (3), a mounting portion (4), a guide rod (12) and a driving mechanism (15); The bidirectional screw (3) is rotatably connected to the frame (1), the driving mechanism (15) is connected to the frame (1), and the driving mechanism (15) is transmission-connected to the bidirectional screw (3); The guide rod (12) is connected to the frame (1), the guide rod (12) and the bidirectional screw rod (3) are arranged side by side, the mounting portion (4) is provided with two guide rods (12) which are slidably connected, the two mounting portions (4) are threadedly connected to the bidirectional screw rod (3), and the two mounting portions (4) are symmetrically distributed on the bidirectional screw rod (3); The two mounting parts (4) are respectively connected to the sliding blocks (14) on the two mounting plates (6).

4. A dimension measuring device according to claim 1, characterized in that: The multiple clamping rods (8) on the two mounting plates (6) correspond to each other one by one, and the multiple clamping rods (8) on the same mounting plate (6) are all provided with a distance meter.

5. A dimension measuring device according to claim 1, characterized in that: The ends of the two clamping blocks (7) away from the electric push rod (5) are both provided with wedge surfaces.

6. A dimension measuring device according to claim 1, characterized in that: A stopper (13) is provided at one end of each of the plurality of connecting rods (10) away from the clamping rod (8); the outer diameter of the stopper (13) is greater than the outer diameter of the connecting rod (10).

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