Workpiece contour detection device

Abstract

The utility model relates to the technical field of detection devices, in particular to a workpiece contour detection device which comprises a contour detection frame and further comprises a clamping moving assembly, the clamping moving assembly comprises a detection base, a guide rail, a moving component, a clamping plate, a clamping adjusting component and a workpiece positioning plate, and the guide rail is fixedly connected with the detection base. The clamping plate is connected with the guide rail through the clamping adjusting component and located on one side of the guide rail, the clamping adjusting component is connected with the clamping plate and drives the clamping plate to move, and the workpiece positioning plate is fixedly connected with the detection base and located at one end of the detection base. The effects that the contours of multiple workpieces are detected at a time, the detection mode is simple, and the detection efficiency is improved are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of detection devices, in particular to a detection device for workpiece contour. Background Art

[0002] In the process of automobile manufacturing, in order to ensure the accuracy of automobile assembly, the automobile production workpiece needs to be inspected as a whole; the accuracy of the workpiece contour is generally detected directly by manual handheld measuring instruments, but the arc surface structure detection process is difficult and the efficiency of manual detection is low.

[0003] When detecting the contour of a workpiece with a complex contour, the prior art directly places the workpiece to be detected on a base plate and nests it on the outside of a template or the inside of an inner hole of the template. Whether the workpiece can be successfully nested on the template and whether the gap between the contour to be detected and the standard contour of the template is uniform can be used to determine whether the contour to be detected meets the design and processing requirements.

[0004] However, when the above device is performing workpiece inspection, the workpieces can only be nested manually one by one, resulting in low inspection efficiency. Utility Model Content

[0005] The utility model aims to provide a device for detecting the contour of a workpiece, which solves the problem in the prior art that when detecting workpieces, the workpieces can only be nested manually one by one, resulting in low detection efficiency.

[0006] To achieve the above object, the utility model provides a device for detecting the contour of a workpiece, comprising a contour detection frame,

[0007] Also included is a clamping moving assembly;

[0008] The clamping and moving assembly includes a detection base, a guide rail, a moving component, a clamping plate, a clamping adjustment component and a workpiece positioning plate. The guide rail is fixedly connected to the detection base and is located on the top of the detection base. The moving component is installed on the guide rail. The clamping plate is connected to the guide rail through the clamping and adjusting component and is located on one side of the guide rail. The clamping and adjusting component is connected to the clamping plate and drives the clamping plate to move. The workpiece positioning plate is fixedly connected to the detection base and is located at one end of the detection base.

[0009] Among them, the clamping adjustment component includes a support plate, a clamping screw and a limit rod, the support plate is connected to the guide rail through the movable component and is located at the upper end of the guide rail; the clamping screw is threadedly connected to the support plate, passes through the support plate, and is fixedly connected to the clamping plate; the limit rod is fixedly connected to the clamping plate and passes through the support plate.

[0010] Among them, the movable component includes a slider, a threaded rod and a rotating component. The slider is fixedly connected to the support plate and is threadedly connected to the threaded rod and is sleeved on the outside of the threaded rod; the threaded rod is rotatably connected to the guide rail through a bearing and passes through the guide rail; the rotating component is connected to the threaded rod and is located at one end of the threaded rod.

[0011] Wherein, the rotating component includes a turntable, a mounting wheel and a belt, the turntable is fixedly connected to the threaded rod and is located at one end of the threaded rod; the mounting wheel is fixedly connected to the threaded rod and is sleeved on one end of the threaded rod close to the turntable; the belt is rotatably connected to the mounting wheel and is sleeved on the mounting wheel.

[0012] Among them, the clamping and moving assembly also includes a mounting block, a fixing screw and a stabilizing plate, the mounting block is fixedly connected to the detection base and is located at an end of the detection base away from the workpiece positioning plate; the fixing screw is threadedly connected to the mounting block and passes through the mounting block; the stabilizing plate is fixedly connected to the fixing screw and is located at an end of the fixing screw close to the workpiece positioning plate.

[0013] The utility model provides a device for detecting the contour of a workpiece. The contour detection frame matching the contour of the workpiece is placed on the detection base. The two clamping plates are driven by the clamping and adjusting component to be close to two sides of the contour detection frame respectively, so that the contour detection frame is fixed and clamped. Then, a plurality of workpieces are placed on the detection base. The starting positions of the workpieces are fixed by the workpiece positioning plates. The plurality of workpieces are placed side by side. The clamping and adjusting component is driven by the moving component to move horizontally along the detection base. The two clamping plates are driven to move by the clamping and adjusting component, so that the contour detection frame is driven to move horizontally by the movement of the clamping plates, so as to realize the detection operation of the workpiece contour. When the contour detection frame cannot pass through the workpiece smoothly, the workpiece contour does not meet the design requirements. Then, the contour detection frame is driven to move by the clamping moving component to realize the detection of the contours of a plurality of workpieces at one time. The detection method is simple and the detection efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0015] Figure 1 It is a schematic diagram of the connection structure of the workpiece contour detection device of the first embodiment of the utility model.

[0016] Figure 2 It is a top view of the workpiece contour detection device of the first embodiment of the utility model.

[0017] Figure 3 It is a structural schematic diagram of a workpiece contour detection device according to the second embodiment of the utility model.

[0018] In the figure: 101-contour detection frame, 102-detection base, 103-guide rail, 104-clamping plate, 105-workpiece positioning plate, 106-support plate, 107-clamping screw, 108-limit rod, 109-slider, 110-threaded rod, 111-turntable, 112-mounting wheel, 113-belt, 214-mounting block, 215-fixing screw, 216-stabilizing plate. DETAILED DESCRIPTION

[0019] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0020] First embodiment:

[0021] See also Figure 1 and Figure 2 ,in Figure 1 1 is a schematic diagram of the connection structure of the workpiece contour detection device of the first embodiment of the utility model. Figure 2 It is a top view of the workpiece contour detection device of the first embodiment of the utility model.

[0022] The utility model discloses a device for detecting the contour of a workpiece: it includes a contour detection frame 101 and a clamping and moving assembly, the clamping and moving assembly includes a detection base 102, a guide rail 103, a moving member, a clamping plate 104, a clamping and adjusting member and a workpiece positioning plate 105, the clamping and adjusting member includes a support plate 106, a clamping screw 107 and a limit rod 108, the moving member includes a slider 109, a threaded rod 110 and a rotating component, the rotating component includes a turntable 111, a mounting wheel 112 and a belt 113. The above-mentioned scheme solves the problem that the prior art can only manually nest the workpieces one by one when performing workpiece detection, resulting in low detection efficiency; it can be understood that the above-mentioned scheme can detect the contours of multiple workpieces at one time through the clamping and moving assembly, and the detection method is simple, which improves the detection efficiency.

[0023] In this embodiment, the contour detection frame 101 is a plate having a contour groove identical to the contour of the workpiece, and is used to detect whether the contour of the workpiece meets the design requirements, and the contour detection frame 101 can be replaced according to different workpiece contours. The contour detection frame 101 is clamped on the top of the detection base 102 by the clamping and moving assembly, and the contour detection frame 101 is driven to move on the detection base 102 by the clamping and moving assembly, which can improve the efficiency of detecting whether the contour of the workpiece placed on the detection base 102 meets the design requirements.

[0024] Among them, the guide rail 103 is fixedly connected to the detection base 102 and is located on the top of the detection base 102, the movable component is installed on the guide rail 103, the clamping plate 104 is connected to the guide rail 103 through the clamping adjustment component and is located on one side of the guide rail 103, the clamping adjustment component is connected to the clamping plate 104 and drives the clamping plate 104 to move, and the workpiece positioning plate 105 is fixedly connected to the detection base 102 and is located at one end of the detection base 102. The detection base 102 is composed of a bottom plate and a bottom support rod. The top of the detection base 102 provides conditions for installing the clamping moving component. The two ends of the top long side of the detection base 102 are respectively fixedly installed with the guide rails 103. The guide rails 103 are provided with convex grooves and cooperate with the sliders 109 of the moving component to provide conditions for the installation of the moving component. The number of the clamping plates 104 is two, and they are rectangular plate structures. The two clamping plates 104 are respectively installed on one side near the guide rail 103. The two clamping plates 104 are slidably mounted on the top of the detection base 102 through the clamping adjustment member, and the two clamping plates 104 are moved and adjusted by the clamping adjustment member to move closer to or away from each other, so that the clamping moving assembly clamps the contour detection frames 101 of different sizes. The workpiece positioning plate 105 is fixedly mounted on one end of the detection base 102. The workpiece positioning plate 105 is a rectangular parallelepiped structure and is vertically mounted on the detection base 102. One end of the workpiece is pressed against the workpiece by the workpiece positioning plate 105; therefore, the contour detection frame 101 matching the workpiece contour is placed on the detection base 102, and the two clamping plates 104 are driven by the clamping and adjusting component to be close to the two sides of the contour detection frame 101 respectively, so that the contour detection frame 101 is fixed and clamped, and then multiple workpieces are placed on the detection base 102, and the starting position of the workpiece is fixed by the workpiece positioning plate 105, and multiple workpieces are placed side by side, and then the clamping and adjusting component is driven by the moving component to move horizontally along the detection base 102, and the two clamping plates 104 are driven to move by the clamping and adjusting component, so that the contour detection frame 101 is driven to move horizontally by the movement of the clamping plate 104, so as to realize the detection operation of the workpiece contour. When the contour detection frame 101 cannot pass through the workpiece smoothly, the workpiece contour does not meet the design requirements, and then the contour detection frame 101 is driven to move by the clamping moving component to realize the detection of multiple workpiece contours at one time, and the detection method is simple, which improves the detection efficiency.

[0025] Secondly, the support plate 106 is connected to the guide rail 103 through the movable member and is located at the upper end of the guide rail 103; the clamping screw 107 is threadedly connected to the support plate 106, penetrates the support plate 106, and is fixedly connected to the clamping plate 104; the limiting rod 108 is fixedly connected to the clamping plate 104 and penetrates the support plate 106. There are two support plates 106, which are respectively fixedly installed on the top of the slider 109 of the movable member. A through threaded hole is provided in the middle position of the support plate 106, and its threaded hole matches the thread on the outer side of the clamping screw 107. The two clamping screws 107 respectively penetrate the two support plates 106 with relative threads. The ends of the two clamping screws 107 that are close to each other are fixedly connected to the clamping plate 104, so that the clamping adjustment member is connected to the two clamping plates 104. One end of the clamping plate 104 close to the clamping screw 107 is fixedly connected to the clamping plate 104. On the side, the limiting rods 108 are fixedly installed horizontally on both sides of the clamping screw 107, and the two limiting rods 108 pass through the adjacent support plates 106. The rotation of the clamping plate 104 is limited by the two limiting rods 108. When the two clamping screws 107 are rotated, the two clamping plates 104 are driven to move closer to or away from each other. Under the rotation limit of the limiting rods 108, the contour detection frames 101 of different sizes and widths are clamped, so that the clamping adjustment component can be adjusted to drive the two clamping plates 104 to move.

[0026] At the same time, the slider 109 is fixedly connected to the support plate 106, and is threadedly connected to the threaded rod 110, and is sleeved on the outside of the threaded rod 110; the threaded rod 110 is rotatably connected to the guide rail 103 through a bearing and passes through the guide rail 103; the rotating component is connected to the threaded rod 110 and is located at one end of the threaded rod 110. The support plate 106 is fixedly installed on the top of the two sliders 109, and the two sliders 109 partially extend into the slide grooves of the two guide rails 103 respectively, and the sliders 109 match the internal shape of the slide grooves of the guide rails 103, and the sliders 109 are provided with screw holes matching the threads on the outer sides of the threaded rods 110, and the sliders 109 are threadedly sleeved on the outer sides of the threaded rods 110 through the screw holes, and the two threaded rods 110 respectively penetrate the two guide rails 103, and the two ends of the threaded rods 110 are rotatably mounted on the guide rails 103 through rotating shafts, and the two threaded rods 110 are connected by the rotating component, and the two threaded rods 110 are driven to rotate at the same time by the rotating component, and the two threaded rods 110 rotate respectively to drive the two sliders 109 to move in the same direction on the two guide rails 103, so that the moving component drives the clamping and adjusting component and the clamping plate 104 to move horizontally on the detection base 102.

[0027] Then, the turntable 111 is fixedly connected to the threaded rod 110 and is located at one end of the threaded rod 110; the mounting wheel 112 is fixedly connected to the threaded rod 110 and is sleeved on one end of the threaded rod 110 close to the turntable 111; the belt 113 is rotatably connected to the mounting wheel 112 and is sleeved on the mounting wheel 112. The turntable 111 is disc-shaped and is fixedly mounted on the front end of the threaded rod 110 on the front side of the detection base 102 with the central axis of the threaded rod 110. A turntable 111 is provided with a turntable to facilitate the rotation of the threaded rod 110 connected by the turntable 111. The same end of the two threaded rods 110 is fixedly sleeved with the mounting wheel 112. The two mounting wheels 112 have mounting grooves with the same width as the belt 113. The belt 113 is sleeved on the two mounting wheels 112 and is used to connect the two threaded rods 110. The connected threaded rod 110 is driven to rotate by rotating the turntable 111, and the other threaded rod 110 is driven to rotate by the two mounting wheels 112 and the belt 113, so that the rotating component drives the two threaded rods 110 to rotate.

[0028] When using the workpiece contour detection device of the utility model, the contour detection frame 101 matching the workpiece contour is placed on the detection base 102, and the two clamping plates 104 are driven by the clamping adjustment component to approach the two sides of the contour detection frame 101 respectively, so that the contour detection frame 101 is fixed and clamped, and then multiple workpieces are placed on the detection base 102, and the starting positions of the workpieces are fixed by the workpiece positioning plates 105, and multiple workpieces are placed side by side, and then the clamping adjustment component is driven by the moving component to move horizontally along the detection base 102, and the two clamping plates 104 are driven to move by the clamping adjustment component, so that the contour detection frame 101 is driven to move horizontally by the movement of the clamping plates 104, so as to realize the detection operation of the workpiece contour. When the contour detection frame 101 cannot pass through the workpiece smoothly, the workpiece contour does not meet the design requirements, and then the contour detection frame 101 is driven by the clamping moving component to move to realize the detection of multiple workpiece contours at one time, and the detection method is simple, which improves the detection efficiency.

[0029] Second embodiment:

[0030] See also Figure 3 , Figure 3 It is a schematic diagram of the structure of the workpiece contour detection device of the second embodiment of the utility model. On the basis of the first embodiment, the clamping and moving assembly of the utility model further includes a mounting block 214 , a fixing screw 215 and a stabilizing plate 216 .

[0031] In this embodiment, the mounting block 214 is fixedly connected to the detection base 102 and is located at one end of the detection base 102 away from the workpiece positioning plate 105; the fixing screw 215 is threadedly connected to the mounting block 214 and penetrates the mounting block 214; the stabilizing plate 216 is fixedly connected to the fixing screw 215 and is located at one end of the fixing screw 215 close to the workpiece positioning plate 105. The mounting block 214 is a rectangular parallelepiped structure with a threaded hole, and is vertically fixedly installed at one end of the detection base 102 away from the workpiece positioning plate 105, providing conditions for the threaded connection of the fixing screw 215. The fixing screw 215 threadedly penetrates the mounting block 214, and the stabilizing plate 216 is fixedly installed on one end close to the workpiece positioning plate 105. The stabilizing plate 216 is used to press against the placed workpieces. According to the size and thickness of different workpieces, the fixing screw 215 is rotated to drive the stabilizing plate 216 to arrange and stabilize multiple workpieces, thereby reducing the labor of stabilizing the workpieces, and the detection accuracy of the workpiece contour is higher.

[0032] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A device for detecting a workpiece contour, comprising a contour detection frame, characterized in that: Also included is a clamping moving assembly; The clamping and moving assembly includes a detection base, a guide rail, a moving component, a clamping plate, a clamping adjustment component and a workpiece positioning plate. The guide rail is fixedly connected to the detection base and is located on the top of the detection base. The moving component is installed on the guide rail. The clamping plate is connected to the guide rail through the clamping and adjusting component and is located on one side of the guide rail. The clamping and adjusting component is connected to the clamping plate and drives the clamping plate to move. The workpiece positioning plate is fixedly connected to the detection base and is located at one end of the detection base.

2. The workpiece contour detection device according to claim 1, characterized in that: The clamping adjustment component includes a support plate, a clamping screw and a limit rod. The support plate is connected to the guide rail through the movable component and is located at the upper end of the guide rail; the clamping screw is threadedly connected to the support plate, passes through the support plate, and is fixedly connected to the clamping plate; the limit rod is fixedly connected to the clamping plate and passes through the support plate.

3. The workpiece contour detection device according to claim 2, characterized in that: The movable member includes a slider, a threaded rod and a rotating component. The slider is fixedly connected to the support plate and is threadedly connected to the threaded rod and is sleeved on the outside of the threaded rod; the threaded rod is rotationally connected to the guide rail through a bearing and passes through the guide rail; the rotating component is connected to the threaded rod and is located at one end of the threaded rod.

4. The workpiece contour detection device according to claim 3, characterized in that: The rotating component includes a turntable, a mounting wheel and a belt. The turntable is fixedly connected to the threaded rod and is located at one end of the threaded rod; the mounting wheel is fixedly connected to the threaded rod and is sleeved on one end of the threaded rod close to the turntable; the belt is rotatably connected to the mounting wheel and is sleeved on the mounting wheel.

5. The workpiece contour detection device according to claim 1, characterized in that: The clamping and moving assembly also includes a mounting block, a fixing screw and a stabilizing plate. The mounting block is fixedly connected to the detection base and is located at an end of the detection base away from the workpiece positioning plate; the fixing screw is threadedly connected to the mounting block and passes through the mounting block; the stabilizing plate is fixedly connected to the fixing screw and is located at an end of the fixing screw close to the workpiece positioning plate.

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