CN220288590U - Cross-bar distance measuring equipment - Google Patents

Cross-bar distance measuring equipment Download PDF

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Publication number
CN220288590U
CN220288590U CN202321848754.3U CN202321848754U CN220288590U CN 220288590 U CN220288590 U CN 220288590U CN 202321848754 U CN202321848754 U CN 202321848754U CN 220288590 U CN220288590 U CN 220288590U
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CN
China
Prior art keywords
measuring head
movable
fixed
head
guide groove
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Active
Application number
CN202321848754.3U
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Chinese (zh)
Inventor
周清泉
成勇
夏宇杰
李斌
常青
资涛
欧浪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wanxin Jinggong Hunan Co ltd
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Wanxin Jinggong Hunan Co ltd
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Priority to CN202321848754.3U priority Critical patent/CN220288590U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • Y02E30/30Nuclear fission reactors

Abstract

The utility model discloses a bar span measuring device which comprises a base, a fixed measuring head, a movable measuring head, a spring, a measuring tool and a control mechanism, wherein the base is provided with a measuring head; the fixed measuring head is arranged on the machine base; the movable measuring head can be transversely and movably arranged on the machine base and is opposite to the fixed measuring head, and a measuring space for placing the flexible wheel is formed between the movable measuring head and the fixed measuring head; the spring is arranged on the machine base and promotes the movable measuring head to move close to the fixed measuring head; the measuring tool is arranged on the machine base, and the movable end of the measuring tool is fixedly connected with the movable measuring head. Through the cooperation setting up fixed gauge head, activity gauge head, spring, measuring tool and control mechanism on the frame, utilize the spring to promote the activity gauge head to be close to fixed gauge head activity, utilize control mechanism to promote the activity gauge head to keep away from fixed gauge head activity, so the harmonic flexbile gear of measurable species model, effectively improve quality, detection efficiency and measurement accuracy, this equipment measures simple and convenient, easily go up the hand, the measured parameter has certain accuracy.

Description

Cross-bar distance measuring equipment
Technical Field
The utility model relates to the technical field of measuring equipment, in particular to a bar span measuring device.
Background
The harmonic reducer is a high-precision reducer and is currently used in high-precision instruments. The harmonic reducer has the characteristics of high precision, simple structure and large transmission ratio. The flexible gear, the rigid gear and the cam are three most critical components in the harmonic reducer, and the sizes of the three components are matched with each other to ensure that the performance of the harmonic reducer is optimal. The flexible gear is a thin-wall part, and can deform after being assembled, and in order to avoid interference, the flexible gear tooth part is required to be axially shaped, so that the span rod distances of all positions of the flexible gear tooth part in the axial direction are different. Therefore, when the bar span of the flexible gear is measured, the requirements on the technique and experience of detection personnel are high, if a measuring tool is not horizontal enough, or the measured position is not opposite, the deviation of a measuring result is large, the flexible gear is not well matched with the rigid gear during assembly and selection, the performance of the harmonic reducer is affected, and when the detection personnel detect, the detection personnel can take a lot of time to align the position and the level, and the efficiency is affected.
Disclosure of Invention
In view of the above, the present utility model aims at overcoming the drawbacks of the prior art, and its primary object is to provide a bar span measuring device, which can effectively solve the problems of troublesome and inaccurate measurement of the existing harmonic flexible gear bar span.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a bar span measuring device comprises a machine base, a fixed measuring head, a movable measuring head, a spring, a measuring tool and a control mechanism; the fixed measuring head is arranged on the machine base; the movable measuring head can be transversely and movably arranged on the machine base and is opposite to the fixed measuring head, and a measuring space for placing the flexible wheel is formed between the movable measuring head and the fixed measuring head; the spring is arranged on the machine base and promotes the movable measuring head to move close to the fixed measuring head; the measuring tool is arranged on the machine base, and the movable end of the measuring tool is fixedly connected with the movable measuring head; the control mechanism is arranged on the machine base and drives the movable measuring head to move away from the fixed measuring head.
Preferably, the machine base is of a box structure, a workbench is arranged at the top of the machine base, a containing cavity is arranged below the workbench, a first guide groove and a second guide groove are formed in the workbench, the first guide groove and the second guide groove extend transversely and are communicated with the containing cavity, the first guide groove and the second guide groove are arranged transversely, the fixed measuring head is installed in the first guide groove in a transversely adjustable position mode, the lower end of the movable measuring head is installed in the containing cavity, and the upper end of the movable measuring head penetrates through the second guide groove to extend out of the workbench upwards.
Preferably, a transverse guide rail is fixed on the bottom surface of the accommodating cavity, and the lower end of the movable measuring head is transversely slidably arranged on the transverse guide rail through a sliding block.
Preferably, the workbench is provided with a third guide groove which longitudinally extends, a positioning block is arranged in the third guide groove, the positioning block is longitudinally arranged along the third guide groove in a position adjustable manner, and the positioning block is positioned at the rear side of the measuring space.
Preferably, the accommodating cavity is provided with a vertical rod, one end of the spring is connected with the vertical rod, and the other end of the spring is connected with the movable measuring head.
Preferably, the measuring tool is arranged on the side surface of the machine base, and the movable end of the measuring tool extends into the accommodating cavity and is fixedly connected with the lower end of the movable measuring head.
Preferably, a bearing seat is arranged in the accommodating cavity, the movable measuring head is provided with a pressing part, the control mechanism comprises a rotating shaft, a swinging part and a handle, the rotating shaft is rotatably arranged on the bearing seat through a bearing and longitudinally extends, the swinging part is fixed at the inner end of the rotating shaft and is matched with the pressing part to press so as to drive the movable measuring head to move away from the fixed measuring head, the handle is positioned at the front side of the machine seat and is fixedly connected with the outer end of the rotating shaft, and the handle drives the rotating shaft to rotate.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, and in particular, the technical scheme can be as follows:
through the cooperation setting up fixed gauge head, activity gauge head, spring, measuring tool and control mechanism on the frame, utilize the spring to promote the activity gauge head to be close to fixed gauge head activity, utilize control mechanism to promote the activity gauge head to keep away from fixed gauge head activity, so the harmonic flexbile gear of measurable species model, effectively improve quality, detection efficiency and measurement accuracy, this equipment measures simple and convenient, easily go up the hand, the measured parameter has certain accuracy.
Drawings
FIG. 1 is a schematic perspective view of a preferred embodiment of the present utility model;
FIG. 2 is a cross-sectional view of a preferred embodiment of the present utility model;
FIG. 3 is a partial assembly view of a preferred embodiment of the present utility model.
The attached drawings are used for identifying and describing:
10. machine base 11 and working table
111. First guide groove 112, second guide groove
113. Third guide groove 12, positioning block
13. Leg 14 and transverse guide rail
15. Vertical rod 16, bearing seat
101. Accommodation chamber 102, measurement space
20. Fixed gauge head 30, movable gauge head
31. Slider 32, pressing portion
40. Spring 50, measuring tool
51. Movable end 60 and control mechanism
61. Rotating shaft 62, swinging member
63. Handle 64, bearing
Detailed Description
Referring to fig. 1 to 3, a specific structure of a preferred embodiment of the present utility model is shown, which includes a base 10, a fixed measuring head 20, a movable measuring head 30, a spring 40, a measuring tool 50 and a control mechanism 60.
The machine base 10 is a box structure, a workbench 11 is arranged at the top of the machine base, a containing cavity 101 is arranged below the workbench 11, a first guide groove 111 and a second guide groove 112 are formed in the workbench 11, the first guide groove 111 and the second guide groove 112 extend transversely and are communicated with the containing cavity 101, the first guide groove 111 and the second guide groove 112 are arranged transversely, a third guide groove 113 is formed in the workbench 11, the third guide groove 113 extends longitudinally, a positioning block 12 is arranged in the third guide groove 113, and the positioning block 12 is arranged longitudinally along the third guide groove 113 in a position adjustable manner; and, the base 10 has legs 13 at each corner of the bottom. In addition, the bottom surface of the accommodating cavity 101 is fixed with a transverse guide rail 14, and the accommodating cavity 101 is also provided with a vertical rod 15; in addition, the housing cavity 101 is provided with two bearing seats 16, and the bearing seats 16 are longitudinally arranged.
The fixed measuring head 20 is disposed on the machine base 10. In the present embodiment, the fixed gauge head 20 is mounted in the first guide groove 111 so as to be laterally adjustable in position.
The movable probe 30 is movably disposed on the base 10 and faces the fixed probe 20, and a measurement space 102 for placing a flexspline (not shown) is formed between the movable probe 30 and the fixed probe 20. In the present embodiment, the lower end of the movable gauge head 30 is mounted in the accommodation chamber 101, the upper end of the movable gauge head 30 protrudes upward from the table 11 through the second guide groove 112, and the lower end of the movable gauge head 30 is laterally slidably mounted on the lateral guide rail 14 by the slider 31. The positioning block 12 is located at the rear side of the measurement space 102. And, the movable gauge head 30 has a pressing portion 32 thereon.
The spring 40 is disposed on the base 10 and urges the movable probe 30 to move closer to the fixed probe 20. In this embodiment, one end of the spring 40 is connected to the vertical rod 15, and the other end of the spring 40 is connected to the movable gauge head 30.
The measuring tool 50 is arranged on the machine base 10, and the movable end 51 of the measuring tool 50 is fixedly connected with the movable measuring head 30. In this embodiment, the measuring tool 50 is mounted on a side surface of the machine base 10, and the movable end 51 of the measuring tool 50 extends into the accommodating cavity 101 to be fixedly connected with the lower end of the movable measuring head 30.
The control mechanism 60 is disposed on the base 10 and urges the movable probe 30 away from the fixed probe 20. Specifically, in the present embodiment, the control mechanism 60 includes a rotating shaft 61, a swinging member 62 and a handle 63, the rotating shaft 61 is rotatably mounted on the bearing seat 16 through a bearing 64 and extends longitudinally, the swinging member 62 is fixed at an inner end of the rotating shaft 61 and is pressed against the pressing portion 32 in a matching manner to urge the movable measuring head 30 to move away from the fixed measuring head 20, the handle 63 is located at a front side of the stand 10 and is fixedly connected with an outer end of the rotating shaft 61, and the handle 63 drives the rotating shaft 61 to rotate.
The working principle of the embodiment is as follows:
firstly, the positions of the fixed measuring head 20 and the positioning block 12 are adjusted according to the specification of the flexible wheel, then, the handle 63 is manually rotated to enable the control mechanism 60 to drive the movable measuring head 30 to move away from the fixed measuring head 20, then, the flexible wheel to be measured is placed in the measuring space 102, then, the handle 63 is released, under the action of the spring 40, the movable measuring head 30 is close to the fixed measuring head 20, the flexible wheel is radially clamped by the fixed measuring head 20 and the movable measuring head 30, and at the moment, the numerical value displayed on the measuring tool 50 is the span bar distance of the flexible wheel.
The design key points of the utility model are as follows: through the cooperation setting up fixed gauge head, activity gauge head, spring, measuring tool and control mechanism on the frame, utilize the spring to promote the activity gauge head to be close to fixed gauge head activity, utilize control mechanism to promote the activity gauge head to keep away from fixed gauge head activity, so the harmonic flexbile gear of measurable species model, effectively improve quality, detection efficiency and measurement accuracy, this equipment measures simple and convenient, easily go up the hand, the measured parameter has certain accuracy.
The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will be apparent to those skilled in the art from consideration of this specification without undue burden.

Claims (7)

1. A stick span measurement device, characterized by: comprises a machine seat, a fixed measuring head, a movable measuring head, a spring, a measuring tool and a control mechanism; the fixed measuring head is arranged on the machine base; the movable measuring head can be transversely and movably arranged on the machine base and is opposite to the fixed measuring head, and a measuring space for placing the flexible wheel is formed between the movable measuring head and the fixed measuring head; the spring is arranged on the machine base and promotes the movable measuring head to move close to the fixed measuring head; the measuring tool is arranged on the machine base, and the movable end of the measuring tool is fixedly connected with the movable measuring head; the control mechanism is arranged on the machine base and drives the movable measuring head to move away from the fixed measuring head.
2. The stick-span measurement device of claim 1 wherein: the machine base is of a box structure, a workbench is arranged at the top of the machine base, a containing cavity is arranged below the workbench, a first guide groove and a second guide groove are formed in the workbench, the first guide groove and the second guide groove transversely extend and are communicated with the containing cavity, the first guide groove and the second guide groove are transversely distributed, the fixed measuring head can be transversely arranged in the first guide groove in a position adjusting mode, the lower end of the movable measuring head is arranged in the containing cavity, and the upper end of the movable measuring head penetrates through the second guide groove and upwards stretches out of the workbench.
3. The stick-span measurement device of claim 2 wherein: the bottom surface of the accommodating cavity is fixed with a transverse guide rail, and the lower end of the movable measuring head is transversely slidably arranged on the transverse guide rail through a sliding block.
4. The stick-span measurement device of claim 2 wherein: the workbench is provided with a third guide groove which longitudinally extends, a positioning block is arranged in the third guide groove, the positioning block is longitudinally arranged along the third guide groove in a position adjustable manner, and the positioning block is positioned at the rear side of the measuring space.
5. The stick-span measurement device of claim 2 wherein: the accommodating cavity is internally provided with a vertical rod, one end of the spring is connected with the vertical rod, and the other end of the spring is connected with the movable measuring head.
6. The stick-span measurement device of claim 2 wherein: the measuring tool is arranged on the side face of the machine base, and the movable end of the measuring tool extends into the accommodating cavity and is fixedly connected with the lower end of the movable measuring head.
7. The stick-span measurement device of claim 2 wherein: the bearing seat is arranged in the accommodating cavity, the movable measuring head is provided with a pressing part, the control mechanism comprises a rotating shaft, a swinging part and a handle, the rotating shaft is rotatably arranged on the bearing seat through a bearing and longitudinally extends, the swinging part is fixed at the inner end of the rotating shaft and is matched with the pressing part to press so as to drive the movable measuring head to move away from the fixed measuring head, the handle is positioned at the front side of the machine seat and is fixedly connected with the outer end of the rotating shaft, and the handle drives the rotating shaft to rotate.
CN202321848754.3U 2023-07-14 2023-07-14 Cross-bar distance measuring equipment Active CN220288590U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321848754.3U CN220288590U (en) 2023-07-14 2023-07-14 Cross-bar distance measuring equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321848754.3U CN220288590U (en) 2023-07-14 2023-07-14 Cross-bar distance measuring equipment

Publications (1)

Publication Number Publication Date
CN220288590U true CN220288590U (en) 2024-01-02

Family

ID=89342426

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321848754.3U Active CN220288590U (en) 2023-07-14 2023-07-14 Cross-bar distance measuring equipment

Country Status (1)

Country Link
CN (1) CN220288590U (en)

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