Angle measurement error calibration equipment

Abstract

The utility model relates to the technical field of error calibration, in particular to angle measurement error calibration equipment which is fixedly mounted on a base through a supporting seat, a rotating shaft is rotatably mounted on the supporting seat, a calibration rod is fixedly mounted on the rotating shaft, the rotating shaft penetrates through the calibration rod, a groove is formed in the calibration rod, and a fixing assembly is mounted on the calibration rod. The driving assembly drives the calibration rods to rotate, the angle ruler is fixedly installed on the supporting seat and located on the side, close to the calibration rods, of the supporting seat, during calibration, the calibration rods on the two sides are driven by the driving assembly to rotate in the opposite direction or the reverse direction, the two edges of the corner connector are driven by the fixing assembly to be opened or closed through rotation of the calibration rods, and therefore the angle of the corner connector is calibrated. Therefore, the automatic calibration of the corner connector is realized, and the calibration efficiency and precision are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of error calibration, and in particular relates to an angle measurement error calibration device. Background Art

[0002] Angle brackets generally refer to hardware components that intersect at 90 degrees. During the stamping process, the angle brackets are affected by the internal stress and elastic force of their own materials, as well as various external factors encountered during stamping, which will make the angle of the angle bracket after processing fail to meet the standard.

[0003] If the angle of the angle code does not meet the standard, the angle code will not be able to support the specified angle. The existing angle code calibration method usually involves manually measuring the angle of the angle code first, and then calibrating according to the measurement results. The whole process is time-consuming and labor-intensive, and the calibration accuracy is not high. Utility Model Content

[0004] The purpose of the utility model is to provide an angle measurement error calibration device, which solves the problem of the existing angle code calibration method, which usually involves manually measuring the angle of the angle code, and then calibrating according to the measurement result after the measurement is completed. The whole process is time-consuming and labor-intensive, and the calibration accuracy is not high.

[0005] In order to achieve the above technical purpose, the technical solution adopted by the utility model is as follows:

[0006] The utility model provides an angle measurement error calibration device, comprising a base and a support base, wherein the support base is fixedly mounted on the base, and also comprises a calibration device, wherein the calibration device comprises a calibration rod, a rotating shaft, an angle ruler, a fixing assembly and a driving assembly, wherein the rotating shaft is rotatably mounted on the support base, the calibration rod is fixedly mounted on the rotating shaft, and the rotating shaft passes through the calibration rod, a groove is provided on the calibration rod, the fixing assembly is mounted on the calibration rod, the driving assembly drives the calibration rod to rotate, and the angle ruler is fixedly mounted on the support base and is located on a side of the support base close to the calibration rod.

[0007] Wherein, the driving assembly comprises a connecting block and a lifting member, the connecting block is fixedly mounted on the calibration rod, and a sliding groove is provided on one side of the connecting block; the lifting member drives the connecting block to rotate.

[0008] Among them, the lifting component includes a sliding rod, a rotating seat and a pneumatic push rod, the sliding rod passes through the sliding groove; the rotating seat is rotatably installed on the sliding rod; the pneumatic push rod is fixedly installed on the base, and the rotating seat is fixedly connected to the output end of the pneumatic push rod.

[0009] Wherein, the calibration device also includes a pointer, and the pointer is fixedly mounted on the calibration rod.

[0010] Wherein, the fixing assembly comprises a fixing screw and a rotating block, wherein the fixing screw thread passes through the calibration rod; and the rotating block is fixedly mounted on the fixing screw.

[0011] The utility model provides an angle measurement error calibration device. When in use, two sides of the angle code are placed in the grooves on the two groups of calibration rods, so that the angle code fits with the inner wall of the groove, and the angle code is fixed in the groove by the fixing component. Then, according to the position of the pointer, the opening angle of the pointers on both sides is observed to obtain the angle of the angle code. If the angle of the angle code is unqualified, it is calibrated, and the pneumatic push rod is started. The output end of the pneumatic push rod drives the rotating seat to move vertically. The movement of the rotating seat is coordinated with the rotation of the slide rod to drive the slide rod to move in the slide groove. The movement of the slide rod drives the connecting blocks and the calibration rods on both sides to open or close together, so as to calibrate the angle of the angle code, thereby realizing automatic calibration of the angle code and improving the efficiency and accuracy of calibration. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The present invention can be further described by the non-limiting embodiments given in the accompanying drawings.

[0013] Figure 1 It is a schematic diagram of the overall structure of an angle measurement error calibration device according to the first embodiment of the utility model.

[0014] Figure 2 It is a schematic diagram of the connection between the calibration rod and the rotating shaft of the first embodiment of the utility model.

[0015] Figure 3 It is a schematic diagram of the connection between the connecting block and the rotating seat of the first embodiment of the utility model.

[0016] Figure 4 It is a schematic diagram of the overall structure of an angle measurement error calibration device according to the second embodiment of the utility model.

[0017] In the figure: 101-base, 102-support seat, 103-calibration rod, 104-rotation axis, 105-angle ruler, 106-groove, 107-connecting block, 108-slide rod, 109-rotation seat, 110-pneumatic push rod, 111-slide groove, 112-pointer, 201-fixed screw, 202-rotation block. DETAILED DESCRIPTION

[0018] In order to enable those skilled in the art to better understand the present invention, the technical solution of the present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0019] Embodiment 1:

[0020] like Figure 1-3 As shown, Figure 1 It is a schematic diagram of the overall structure of an angle measurement error calibration device according to the first embodiment of the utility model. Figure 2 This is a schematic diagram of the connection between the calibration rod and the rotating shaft of the first embodiment of the utility model. Figure 3 It is a schematic diagram of the connection between the connecting block and the rotating seat of the first embodiment of the utility model.

[0021] The utility model provides an angle measurement error calibration device: comprising a base 101 and a support seat 102, and also comprising a calibration device, wherein the calibration device comprises a calibration rod 103, a rotating shaft 104, an angle ruler 105, a fixing assembly and a driving assembly, wherein the driving assembly comprises a connecting block 107 and a lifting component, wherein the lifting component comprises a sliding rod 108, a rotating seat 109 and a pneumatic push rod 110, and the calibration device also comprises a pointer 112. The above-mentioned scheme solves the above-mentioned problem that due to the existing angle code calibration method, the angle of the diagonal code is usually measured manually first, and then calibration is performed according to the measurement result after the measurement is completed, the whole process is time-consuming and labor-intensive, and the calibration accuracy is not high. It can be understood that the present scheme can also be used to solve the problem of fixing the diagonal code.

[0022] In this embodiment, through the cooperation of the driving component and the fixing component, the calibration rod 103 drives the two sides of the angle code to open or close, so as to calibrate the angle of the angle code, thereby realizing automatic calibration of the angle code and improving the efficiency and accuracy of calibration.

[0023] The rotating shaft 104 is rotatably mounted on the support seat 102, the calibration rod 103 is fixedly mounted on the rotating shaft 104, and the rotating shaft 104 passes through the calibration rod 103, a groove 106 is provided on the calibration rod 103, the fixing assembly is mounted on the calibration rod 103, the driving assembly drives the calibration rod 103 to rotate, the angle ruler 105 is fixedly mounted on the support seat 102, and is located on a side of the support seat 102 close to the calibration rod 103, the number of the calibration devices is two groups, and they are symmetrically distributed on both sides of the support seat 102, and the support The support seat 102 is triangular in shape, and the rotating shaft 104 is installed on the support seat 102 through bearings. Both ends of the calibration rod 103 are arc-shaped structures. The angle ruler 105 is fixed to one side of the support seat 102 by screws. The fixing component can fix the angle code in the groove 106. During calibration, the driving component drives the calibration rods 103 on both sides to rotate toward or in opposite directions. The rotation of the calibration rod 103 drives the two sides of the angle code to open or close together through the fixing component, so as to calibrate the angle of the angle code, thereby realizing automatic calibration of the angle code and improving the efficiency and accuracy of calibration.

[0024] Secondly, the connecting block 107 is fixedly installed on the calibration rod 103, and a slide groove 111 is provided on one side of the connecting block 107; the lifting component drives the connecting block 107 to rotate, and the connecting block 107 is fixed to the bottom position of the calibration rod 103 by screws, and the slide groove 111 passes through the connecting block 107. The lifting component drives the connecting blocks 107 on both sides to rotate toward or in the opposite direction, so that the connecting block 107 drives the calibration rod 103 to rotate.

[0025] Again, the slide rod 108 passes through the slide groove 111; the rotating seat 109 is rotatably mounted on the slide rod 108; the pneumatic push rod 110 is fixedly mounted on the base 101, and the rotating seat 109 is fixedly connected to the output end of the pneumatic push rod 110. The diameter of the slide rod 108 is equal to the width of the slide groove 111. The rotating seat 109 is U-shaped, and the pneumatic push rod 110 is fixed to the base 101 by screws. When in use, the pneumatic push rod 110 pushes the rotating seat 109 to move vertically, and the movement of the rotating seat 109 is coordinated with the rotation of the slide rod, so that the slide rod 108 moves in the slide groove 111, and the movement of the slide rod 108 further pushes the connecting block 107 to rotate around the axis of the rotating shaft 104, thereby realizing the driving of the connecting block 107.

[0026] Finally, the pointer 112 is fixedly mounted on the calibration rod 103. There are two groups of the pointer 112. Each group of the calibration rod 103 is provided with a group of the pointer 112. The pointer 112 is located at the midline position of the calibration rod 103. The setting of the pointer 112 facilitates observation of the opening angle of the calibration rod 103.

[0027] In this embodiment, when in use, the two sides of the angle code are placed in the grooves 106 on the two groups of the calibration rods 103, so that the angle code fits against the inner wall of the groove 106, and the angle code is fixed in the groove 106 by the fixing assembly, and then the opening angles of the pointers 112 on both sides are observed according to the positions of the pointers 112 to obtain the angle of the angle code. If the angle of the angle code is unqualified, it is calibrated and the pneumatic push rod 110 is started. The output end of the pneumatic push rod 110 drives the rotating seat 109 to move vertically. The movement of the rotating seat 109 is coordinated with the rotation of the slide rod 108 to drive the slide rod 108 to move in the slide groove 111. The movement of the slide rod 108 drives the connecting blocks 107 and the calibration rods 103 on both sides to open or close, so as to calibrate the angle of the angle code, thereby realizing automatic calibration of the angle code and improving the efficiency and accuracy of calibration.

[0028] Embodiment 2:

[0029] like Figure 4 As shown, Figure 4 It is a schematic diagram of the overall structure of an angular error calibration device according to the second embodiment of the utility model. On the basis of the first embodiment, the angular error calibration device according to this embodiment further includes a fixed screw 201 and a rotating block 202 .

[0030] In this embodiment, the diagonal bracket is fixed by the cooperation between the fixing screw 201 and the rotating block 202 .

[0031] Among them, the thread of the fixed screw 201 passes through the calibration rod 103; the rotating block 202 is fixedly installed on the fixed screw 201, and the outer surface of the fixed screw 201 is provided with a thread. The rotating block 202 is polygonal in shape, and the rotating block 202 is welded to the end of the fixed screw 201. When in use, the rotating block 202 is rotated to drive the fixed screw 201 to rotate, and the fixed screw 201 moves on the calibration rod 103 by cooperating with the thread of the calibration rod 103 until the angle code is fixed in the groove 106.

[0032] In this embodiment, when in use, the rotating block 202 is rotated to drive the fixed screw 201 to rotate, and the fixed screw 201 moves on the calibration rod 103 by cooperating with the thread of the calibration rod 103 until the angle code is fixed in the groove 106.

[0033] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or change the above embodiments without violating the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the relevant technical field without departing from the spirit and technical ideas disclosed in the present invention shall still be covered by the claims of the present invention.

Claims

1. An angle measurement error calibration device, comprising a base and a support base, wherein the support base is fixedly mounted on the base, characterized in that: Also included is a calibration device; The calibration device includes a calibration rod, a rotating shaft, an angle ruler, a fixing assembly and a driving assembly. The rotating shaft is rotatably mounted on the support seat. The calibration rod is fixedly mounted on the rotating shaft, and the rotating shaft passes through the calibration rod. The calibration rod is provided with a groove. The fixing assembly is mounted on the calibration rod. The driving assembly drives the calibration rod to rotate. The angle ruler is fixedly mounted on the support seat and is located on a side of the support seat close to the calibration rod.

2. The angular error calibration device according to claim 1, characterized in that: The driving assembly comprises a connecting block and a lifting member. The connecting block is fixedly mounted on the calibration rod. A sliding groove is provided on one side of the connecting block. The lifting member drives the connecting block to rotate.

3. The angular error calibration device according to claim 2, characterized in that: The lifting component includes a sliding rod, a rotating seat and a pneumatic push rod, the sliding rod passes through the sliding groove; the rotating seat is rotatably mounted on the sliding rod; the pneumatic push rod is fixedly mounted on the base, and the rotating seat is fixedly connected to the output end of the pneumatic push rod.

4. The angular error calibration device according to claim 1, characterized in that: The calibration device also includes a pointer, which is fixedly mounted on the calibration rod.

5. The angular measurement error calibration device according to claim 1, characterized in that: The fixing assembly comprises a fixing screw and a rotating block, wherein the fixing screw thread passes through the calibration rod; and the rotating block is fixedly mounted on the fixing screw.

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