Articulated arm type coordinate measuring device

Abstract

The utility model discloses an articulated arm type coordinate measuring device, which comprises a base and a measuring assembly, the top end of the base is provided with an adjusting assembly, and the adjusting assembly comprises a rotating chassis arranged at the top end of the base, a supporting top rod fixedly mounted at the top end of the rotating chassis and a mounting shell fixedly mounted at one end of the supporting top rod. The top end of the supporting top rod is rotatably connected with a worm gear, one end of the mounting shell, close to one side of the worm gear, is rotatably connected with a worm driving the worm gear to rotate, one end of the mounting shell is rotatably connected with a rotating handle fixedly mounted with the worm, a mounting seat is arranged at the top end of the supporting top rod, and the measuring assembly is arranged at the top end of the mounting seat. A through groove is formed in the top end of the supporting ejector rod. According to the utility model, the measuring assembly can be conveniently adjusted according to the height of a measured object through the adjusting assembly, the problem that the electric telescopic rod cannot be adjusted when having a fault is solved, and the use stability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to joint arm coordinate measurement technical field, concretely is a kind of joint arm type coordinate measuring device. BACKGROUND

[0002] Joint arm coordinate measuring device is a kind of advanced portable measuring system, is widely used in automobile whole vehicle and spare part, mould, aerospace, shipbuilding, steam turbine, heavy machine and other mechanical processing industry, portable, satisfy the need of measurement anytime anywhere, can carry out geometric element, three-dimensional coordinate, shape tolerance, curve surface measurement and scanning, reverse engineering, CAD number model and actual part comparison detection, assembly, fixture detection, gauge detection, pipe measurement, metal thin-walled part measurement, measure dead angle.

[0003] According to the portable joint arm coordinate measuring device disclosed by the announcement number CN213301153U, the portable joint arm coordinate measuring device, mounting seat;Device slot, the device slot is opened in the inside of the mounting seat.The utility model provides a kind of portable joint arm coordinate measuring device, by setting mounting seat and measurement structure, device is set to assembly type, and by setting fixed structure, the free installation and disassembly of measurement structure are realized, when needing to transport device, can be through the rotation knob, finally makes the bottom plate no longer be fixed by the clamping effect of shaft, device is disassembled into two parts, entire disassembly operation is very simple, and the device volume is greatly reduced after splitting, can be placed separately, when transport placement, it will not occupy too much space, it is convenient to carry, assembly type design, more flexible when using, measurement structure can be individually disassembled and used, can satisfy different use demands of people, to increase the utility of device.

[0004] The above-mentioned device can be used individually by setting the fixed structure, and is convenient for transportation. Since the device controls the lifting of the measurement structure by the electric telescopic rod, when the electric telescopic rod fails, the height of the measurement structure cannot be controlled, reducing the functionality of use. UTILITY MODEL CONTENTS

[0005] The utility model aims at: in order to solve the above-mentioned device through setting fixed structure can be used individually by disassembling measurement structure, it is convenient for transportation, since the device controls the lifting of the measurement structure by the electric telescopic rod, when the electric telescopic rod fails, the height of the measurement structure cannot be controlled, reducing the functionality of use, provide a kind of joint arm type coordinate measuring device.

[0006] To achieve the above object, the utility model provides following technical scheme: a joint arm formula coordinate measuring device, including base and measurement component, the base top is provided with adjusting assembly, the adjusting assembly includes setting rotating base disc of base top, fixed mounting of support top rod of rotating base disc top and fixed mounting of installation shell of support top rod one end, the support top rod top rotatably connected with worm gear, and installation shell one end and close to worm gear one side rotatable connection has the worm that drives worm gear to rotate, the installation shell one end rotatable connection has with worm fixed mounting's rotating handle, the support top rod top is provided with mounting seat, the measurement component sets up in mounting seat top, the support top rod top is provided with through slot, the worm gear bottom and located in through slot inside fixed mounting has the threaded sleeve, the through slot is provided with with threaded sleeve screw thread connection's threaded column, and threaded column passes through threaded sleeve with mounting seat bottom fixed mounting.

[0007] As the utility model further scheme: the threaded column one end is provided with the guide groove of lifting direction, and the guide groove is symmetrically set up in threaded column both ends, the support top rod one end is inserted with the mounting rod, and the mounting rod passes through the support top rod fixed mounting has with the guide groove adaptation's guide block.

[0008] As the utility model further scheme: the base top is provided with the rotating assembly of adjusting rotating base disc angle, the rotating assembly includes the rotating recess that sets up in base top and is located rotating base disc directly below, the rotating base disc bottom fixed mounting has with rotating recess rotatable connection's limit gear.

[0009] As the utility model further scheme: the rotating recess inside is provided with the limit recess, and the rotating base disc top passes through the limit plug-in rod of limit recess plug-in limit.

[0010] As the utility model further scheme: the base top is provided with the adjustment scale, and the rotating base disc one end fixed mounting has the scale block of pointing adjustment scale.

[0011] As the utility model further scheme: the measurement component includes the connecting seat that sets up in mounting seat top, with the first swing arm rotatable connection of connecting seat and with the second swing arm rotatable connection of first swing arm, the second swing arm bottom rotatable connection has the measuring head.

[0012] Compared with the prior art, the utility model has the advantages of:

[0013] In the utility model, the adjusting assembly can conveniently adjust the measurement component according to the height of the measured object, solve the situation that the electric telescopic rod cannot be adjusted when it fails, and increase the stability of use.

[0014] The utility model discloses a limit plug rod is extracted from the inside of the limiting recess in the rotating recess top of the rotating chassis, and then the measuring angle of the measuring assembly can be adjusted according to the position of the measured object, and after the adjustment is completed, the limit plug rod is inserted into the limiting recess to complete the limiting, and the adjusting scale at the top of the base and the scale block at one end of the rotating chassis can clearly show the adjusted angle to the staff, thereby increasing the convenience of angle adjustment. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the whole structure schematic diagram of the utility model;

[0016] Figure 2 It is the structure schematic diagram of the support top rod in the utility model;

[0017] Figure 3 It is the whole structure schematic diagram of the utility model Figure 2 It is the local amplification structure schematic diagram of A place in the utility model;

[0018] Figure 4 It is the cross section structure schematic diagram of the support top rod in the utility model;

[0019] Figure 5 It is the local amplification structure schematic diagram of B place in the utility model Figure 4 It is the local amplification structure schematic diagram of B place in the utility model

[0020] Figure 6 It is the development structure schematic diagram of the base and the rotating chassis in the utility model.

[0021] In the drawing: 1, base;2, adjusting assembly;21, rotating chassis;22, support top rod;23, installation shell;24, worm;25, rotating handle;26, worm wheel;27, mounting seat;28, through slot;29, threaded sleeve;210, threaded column;211, guide groove;212, mounting rod;213, guide block;3, measuring assembly;31, connecting seat;32, first swing arm;33, second swing arm;34, measuring head;4, rotating assembly;41, rotating recess;42, limiting gear;43, limit plug rod;44, limiting recess;45, scale block;46, adjusting scale. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0023] In the description of the utility model, it is necessary to explain that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In the description of the utility model, it is necessary to explain that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "setting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances. The embodiments will be described below according to the overall structure of the utility model.

[0024] Referring to Figures 1 to 6 In the utility model embodiment, a joint arm type coordinate measuring device, including base 1 and measuring assembly 3, base 1 top is provided with adjusting assembly 2, adjusting assembly 2 includes the rotating base plate 21 being arranged at the top of base 1, the support top rod 22 being fixedly installed at the top of rotating base plate 21 and the installation shell 23 being fixedly installed at one end of support top rod 22, the worm wheel 26 is rotatably connected at the top of support top rod 22, and the worm 24 that drives worm wheel 26 to rotate is rotatably connected at one end of installation shell 23 and the side close to worm wheel 26, the rotating handle 25 fixedly installed with worm 24 is rotatably connected at one end of installation shell 23, the mounting seat 27 is provided at the top of support top rod 22, and the measuring assembly 3 is arranged at the top of mounting seat 27, the through slot 28 is opened at the top of support top rod 22, the threaded sleeve 29 is fixedly installed at the bottom end of worm wheel 26 and located in the through slot 28, the threaded column 210 is arranged in the through slot 28 and is screw connected with threaded sleeve 29, and threaded column 210 is fixedly installed through threaded sleeve 29 and the bottom end of mounting seat 27.

[0025] With the above scheme: the worm gear 26 is rotatably connected to the top end of the supporting top rod 22, and the gap between the mounting seat 27 and the worm gear 26 does not affect the rotation of the worm gear 26, and the rotating base 21 is rotatably connected to the top end of the base 1, and when the rotating handle 25 is rotated clockwise, the threaded column 210 is lifted, and when the rotating handle 25 is rotated counterclockwise, the threaded column 210 is lowered. The adjusting assembly 2 can conveniently adjust the measuring assembly 3 according to the height of the measured object, solving the problem that the electric telescopic rod cannot be adjusted when it fails, and increasing the stability of use.

[0026] With reference to Figures 1 to 6 , one end of the threaded column 210 is provided with a lifting guide groove 211, and the lifting guide grooves 211 are symmetrically provided at both ends of the threaded column 210, one end of the supporting top rod 22 is inserted with a mounting rod 212, and the mounting rod 212 is fixedly installed through the supporting top rod 22 and is provided with a guide block 213 matched with the guide groove 211;

[0027] With the above scheme: the guide block 213 and the guide groove 213 are slidably connected, the mounting rod 212 and the supporting top rod 22 are connected through, and the guide block 213 at one end of the mounting rod 212 inserted at both ends of the supporting top rod 22 and the guide groove 211 at both ends of the threaded column 210 can guide during lifting, reducing the deviation of the threaded column 210 during lifting. The guide block 213 is embedded in the inside of the guide groove 211, reducing the rotation of the threaded sleeve 29 driven by the worm gear 26.

[0028] With reference to Figures 1 to 6 , the base 1 is provided with a rotating assembly 4 for adjusting the angle of the rotating base 21, the rotating assembly 4 comprises a rotating groove 41 provided at the top end of the base 1 and located below the rotating base 21, the rotating base 21 is fixedly installed at the bottom end and is provided with a limiting gear 42 rotatably connected with the rotating groove 41, the rotating groove 41 is provided with a limiting recess 44 inside, and the rotating base 21 is inserted through the limiting insertion rod 43 matched with the limiting recess 44;

[0029] With the above scheme: the limiting recess 44 is located in the middle of the gear groove of the limiting gear 42, and the limiting recess 44 and the limiting insertion rod 43 can limit the rotating base 21 after adjusting the angle of the measuring assembly 3, reducing the accidental rotation during measurement.

[0030] With reference to Figures 1 to 6 , the base 1 is provided with an adjusting scale 46, and one end of the rotating base 21 is fixedly installed with a scale block 45 pointing to the adjusting scale 46;

[0031] With the above scheme: the adjusting scale 46 at the top end of the base 1 and the scale block 45 at one end of the rotating base 21 can facilitate the staff to clearly adjust the angle.

[0032] Referring to Figures 1 to 6 , the measuring assembly 3 comprises a connecting seat 31 arranged at the top end of the mounting base 27, a first swing arm 32 rotationally connected with the connecting seat 31, and a second swing arm 33 rotationally connected with the first swing arm 32, and the bottom end of the second swing arm 33 is rotationally connected with a measuring head 34.

[0033] The working principle of the utility model is: when using the measuring assembly 3 to measure, first, the base 1 is carried to the required measuring position, then according to the position of the measured object, the limiting plug rod 43 at the top end of the rotating base 21 is pulled out from the inside of the limiting recess 44 in the rotating recess 41, then the measuring angle of the measuring assembly 3 can be adjusted according to the position of the measured object, and after the adjustment is completed, the limiting plug rod 43 is inserted into the limiting recess 44 to complete the limiting, and at the same time, the adjusting scale 46 at the top end of the base 1 and the scale block 45 at one end of the rotating base 21 can help the staff to clearly adjust the angle, so as to increase the convenience of angle adjustment, then according to the height of the measured object, the staff holds the rotating handle 25, then the worm 24 in the mounting shell 23 is driven to rotate by the rotating handle 25, when the worm 24 rotates, the worm wheel 26 at the top end of the supporting top rod 22 is driven to rotate, and then the threaded sleeve 29 in the through slot 28 is driven to rotate, with the rotation of the threaded sleeve 29, the threaded column 210 screw-connected therewith is lifted or lowered, the adjusting assembly 2 can conveniently adjust the measuring assembly 3 according to the height of the measured object, so as to solve the problem that the electric telescopic rod cannot be adjusted when it fails, increase the stability of use, and at the same time, when the threaded column 210 is lifted or lowered, the guide block 213 at one end of the mounting rod 212 inserted at both ends of the supporting top rod 22 and the guide groove 211 at both ends of the threaded column 210 can guide the lifting and lowering, so as to reduce the deviation of the threaded column 210 during lifting and lowering.

[0034] The above is only the preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the technical field can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. An articulated arm coordinate measuring device comprising a base (1) and a measuring assembly (3), characterized in that, The base (1) top is provided with adjusting assembly (2), adjusting assembly (2) includes the rotating disc (21) that is arranged to the base (1) top, the support top rod (22) that is fixedly installed to rotating disc (21) top and the installation shell (23) that is fixedly installed to support top rod (22) one end, the support top rod (22) top rotatably connected with worm wheel (26), and installation shell (23) one end and near worm wheel (26) one side rotatably connected with the worm (24) that drives worm wheel (26) to rotate, installation shell (23) one end rotatably connected with the rotating handle (25) that is fixedly installed with worm (24), the support top rod (22) top is provided with mounting seat (27), the measuring assembly (3) is arranged to the mounting seat (27) top, the support top rod (22) top is provided with through slot (28), the worm wheel (26) bottom and located inside through slot (28) fixedly installed with threaded sleeve (29), the through slot (28) is provided with the threaded column (210) that is screwed with threaded sleeve (29), and threaded column (210) penetrates threaded sleeve (29) and is fixedly installed with the bottom of mounting seat (27).

2. A articulated arm coordinate measurement machine according to claim 1, wherein, The threaded column (210) one end is provided with the guide slot (211) of lifting direction, and guide slot (211) is symmetrically provided in both ends of threaded column (210), the support top rod (22) one end is inserted with installation rod (212), and installation rod (212) penetrates support top rod (22) and is fixedly installed with the guide block (213) that is matched with guide slot (211).

3. The articulated arm coordinate measurement device of claim 1, wherein, The base (1) top is provided with rotating assembly (4) that adjusts the angle of rotating disc (21), the rotating assembly (4) includes the rotating groove (41) that is arranged to the base (1) top and is located below rotating disc (21), the rotating disc (21) bottom is fixedly installed with the limit gear (42) that is rotatably connected with rotating groove (41).

4. A articulated arm coordinate measurement device according to claim 3, wherein, The rotating groove (41) is provided with a limiting recess (44) inside, and the rotating disc (21) top penetrates and is inserted with the limiting plug rod (43) that is inserted with the limiting recess (44).

5. A articulated arm coordinate measurement machine according to claim 3, wherein, The base (1) top is provided with adjusting scale (46), and the rotating disc (21) one end is fixedly installed with the scale block (45) that points to adjusting scale (46).

6. The articulated arm coordinate measurement device of Claim 1, wherein, The measuring assembly (3) includes the connecting seat (31) that is arranged to the mounting seat (27) top, the first swing arm (32) that is rotatably connected with connecting seat (31) and the second swing arm (33) that is rotatably connected with first swing arm (32), the second swing arm (33) bottom rotatably connected with measuring head (34).

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