CN203657721U - Detection device for backlash amount of transmission mechanism - Google Patents
Detection device for backlash amount of transmission mechanism Download PDFInfo
- Publication number
- CN203657721U CN203657721U CN201320887906.0U CN201320887906U CN203657721U CN 203657721 U CN203657721 U CN 203657721U CN 201320887906 U CN201320887906 U CN 201320887906U CN 203657721 U CN203657721 U CN 203657721U
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- CN
- China
- Prior art keywords
- gear train
- input shaft
- unit
- pick
- output shaft
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- Expired - Fee Related
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Abstract
The utility model discloses a detection device for backlash amount of a transmission mechanism. The detection device is composed of a positioning support shaft, an input shaft stoke detection dial indicator, an output shaft micro-movement detection device and a positioning block. The bottom end of the positioning support shaft is provided with a connecting seat capable of being connected with an input shaft of the tested transmission mechanism. The input shaft stoke detection dial indicator is fixed on one end of a rotating arm through a fastening screw, and the other end of the rotating arm is fixed on the positioning support shaft. A detection pointer of the input shaft stoke detection dial indicator is capable of contacting with the positioning block placed on the tested transmission mechanism. The output shaft micro-movement detection device is installed on a base which can be placed beside an output shaft of the tested transmission mechanism. The detection device is advantageous in that the cost is low, the detection precision is high, the structure is simple, the operation is convenient, and an operator is not required to be high in operation technology level.
Description
Technical field
The utility model relates to a kind of pick-up unit of gear train backlash amount, belongs to the backlash amount detection technique field of gear train or speed reduction unit.
Background technology
At present, in the prior art, generally need to adopt special inspecting equipment for the measurement of gear train backlash amount, and just can detect by mounting for grating and computing machine and special trace routine.And drop into these special checkout equipments, a large amount of products is measured, not only can increase the production cost of product, and also very high to operator's technical merit requirement, and can increase a large amount of product development expenses, extend the lead time, cause larger waste.Therefore, the detection mode of existing gear train backlash amount or not ideal enough.
Summary of the invention
The purpose of this utility model is: provide a kind of pick-up unit of simple in structure, easy to operate, cost is lower, accuracy of detection is higher gear train backlash amount, to overcome the deficiencies in the prior art.
The utility model is achieved in that the pick-up unit of a kind of gear train backlash amount of the present utility model is: this pick-up unit is by locating support axle, input shaft stroke detection dial gauge, output shaft fine motion pick-up unit and locating piece composition, be provided with the Connection Block that can be connected with the input shaft of tested gear train in the bottom of locating support axle, input shaft stroke detection dial gauge is fixed on one end of pivoted arm by trip bolt, the other end of pivoted arm is fixed on locating support axle, and the detection pointer of input shaft stroke detection dial gauge can contact with the locating piece being placed on tested gear train, output shaft fine motion pick-up unit is arranged on and can be placed on the other pedestal of tested gear train output shaft.
On above-mentioned locating support axle, be provided with handle.
Above-mentioned output shaft fine motion pick-up unit is dial gauge or displacement induction installation.
When above-mentioned locating support axle is connected with the input shaft of tested gear train by Connection Block, the axis of locating support axle and the dead in line of input shaft.
On above-mentioned Connection Block, be provided with the location that can be connected with tested gear train input shaft and fix pin or be provided with the cover that is located by connecting that can be enclosed within on tested gear train input shaft, hold out against screw being located by connecting to put to be provided with.
Owing to having adopted technique scheme, the utility model is by two dial gauges or can accurately measure the value of gear train backlash amount by a dial gauge and displacement induction installation, be that the utility model passes through to adopt by the detected stroke reading of input shaft stroke detection dial gauge S the value to the vertical range L gained of input shaft center line divided by the axis of input shaft stroke detection centimeter check pointer, and then this value can be obtained to the backlash measuring angle value D of tested gear train by the formula D=arctg (S/L) of inverse trigonometric function, thereby effectively determine whether this gear train meets the designing requirement of product.Use and prove through reality, measuring accuracy of the present utility model can not only meet the needs of production and application, and its precision is not less than the accuracy of detection of the old-fashioned grating pick-up unit of existing tradition.Therefore, compared with prior art, the utility model not only has advantages of that cost is low, accuracy of detection is high to the utility model, and the utility model also have simple in structure, easy to operate, to the advantage such as operator's operative technique level is less demanding.
Accompanying drawing explanation
Structural representation when Fig. 1 is the use of the utility model device;
Fig. 2 is the structural representation of the locating support axle of the utility model device while being connected with input shaft stroke detection dial gauge;
Fig. 3 is that the A of Fig. 2 is to structural representation;
Fig. 4 is the structural representation that is connected with the cover that is located by connecting on the Connection Block of the utility model device;
Fig. 5 is Computing Principle schematic diagram of the present utility model, in Fig. 5 dotted line represent input shaft stroke detection dial gauge rotate with input shaft after the position of stroke reading while being S.
Description of reference numerals: 1-locating support axle, 1.1-Connection Block, 1.2-handle, 1.3-location fixes pin, the 1.4-cover that is located by connecting, and 1.5-holds out against screw, 2-input shaft stroke detection dial gauge, 2.1-detects pointer, 3-output shaft fine motion pick-up unit, 4-locating piece, 5-pivoted arm, 6-trip bolt, 7-pedestal, the tested gear train of 8-.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment of the present utility model: the utility model is constructed according to the detection method of following a kind of gear train backlash amount, as shown in Figure 1 and Figure 5, in the time detecting the backlash amount of gear train, on the input shaft of tested gear train 8, connect in advance the input shaft stroke detection dial gauge 2 that an energy rotates with input shaft, the axis that input shaft stroke detection dial gauge 2 detects pointer is L to the distance of input shaft center line, on gear train or by rotating mechanism, place a locating piece 4, the detection pointer of input shaft stroke detection dial gauge 2 can be contacted with locating piece 4, on the output shaft side of gear train, an output shaft fine motion pick-up unit 3 that can detect whether output shaft moves is set simultaneously, then by manual mode to the direction input shaft on rotation drive machine lentamente, in the time that the output shaft of gear train also and then rotates, can stop operating, can eliminate like this backlash gap of tested gear train, then by the reading zero clearing of input shaft stroke detection dial gauge 2, and then by manual mode to another reverse direction input shaft on rotation drive machine lentamente, when output shaft fine motion pick-up unit 3 by being arranged on gear train output shaft detects that output shaft has slight action, stop operating at once, the stroke reading of at this moment input shaft stroke detection dial gauge 2 is S, then can calculate the backlash measuring angle value D of this gear train by following formula:
D=arc?tg(S/L)。
The structural representation of the pick-up unit of the of the present utility model a kind of gear train backlash amount building according to said method as shown in Figure 1 to 4, this pick-up unit is by locating support axle 1, input shaft stroke detection dial gauge 2, output shaft fine motion pick-up unit 3 and locating piece 4 form, be provided with the Connection Block 1.1 that can be connected with the input shaft of tested gear train in the bottom of locating support axle 1, input shaft stroke detection dial gauge 2 is fixed on one end of pivoted arm 5 by trip bolt 6, the other end of pivoted arm 5 is fixed on locating support axle 1, and make input shaft stroke detection dial gauge 2 detection pointer 2.1 can be placed on tested gear train 8 on or be placed on the other locating piece 4 of tested gear train 8 and contact, output shaft fine motion pick-up unit 3 is arranged on and can be placed on the other pedestal 7 of tested gear train output shaft, this output shaft fine motion pick-up unit 3 can directly adopt the existing dial gauge identical with input shaft stroke detection dial gauge 2, or common machinery or electron displacement induction installation finished product in employing prior art, convenient in order to use, can on locating support axle 1, fix a handle 1.2, in the time that locating support axle 1 is connected with the input shaft of tested gear train 8 by Connection Block 1.1, should make the dead in line of axis and the input shaft of locating support axle 1, when guaranteeing to use, the axis of locating support axle 1 can be reliably and the dead in line of input shaft, when be provided with center pit on tested gear train input shaft time, can fix a location that can be plugged in this center pit at the center position of Connection Block 1.1 and fix pin 1.3, when there is no center pit on tested gear train input shaft time, can fix a being located by connecting cover 1.4 that can be enclosed within movingly on tested gear train 8 input shafts at the center position of Connection Block 1.1, and at the cover that is located by connecting, an energy is installed on 1.4 the cover that is located by connecting is fixed on and holds out against screw 1.5 on input shaft.
Claims (5)
1. the pick-up unit of a gear train backlash amount, it is characterized in that: this pick-up unit is by locating support axle (1), input shaft stroke detection dial gauge (2), output shaft fine motion pick-up unit (3) and locating piece (4) composition, be provided with the Connection Block (1.1) that can be connected with the input shaft of tested gear train (8) in the bottom of locating support axle (1), input shaft stroke detection dial gauge (2) is fixed on one end of pivoted arm (5) by trip bolt (6), the other end of pivoted arm (5) is fixed on locating support axle (1), and the detection pointer (2.1) of input shaft stroke detection dial gauge (2) can be with to be placed on tested gear train (8) upper or be placed on the other locating piece (4) of tested gear train (8) and contact, output shaft fine motion pick-up unit (3) is arranged on and can be placed on the other pedestal (7) of tested gear train (8) output shaft.
2. the pick-up unit of gear train backlash amount according to claim 1, is characterized in that: on locating support axle (1), be provided with handle (1.2).
3. the pick-up unit of gear train backlash amount according to claim 1, is characterized in that: described output shaft fine motion pick-up unit (3) is dial gauge or displacement induction installation.
4. the pick-up unit of gear train backlash amount according to claim 1, it is characterized in that: when locating support axle (1) is connected with the input shaft of tested gear train by Connection Block (1.1), the axis of locating support axle (1) and the dead in line of input shaft.
5. the pick-up unit of gear train backlash amount according to claim 4, it is characterized in that: on Connection Block (1.1), be provided with the location that can be connected with tested gear train input shaft and fix pin (1.3) or be provided with the cover (1.4) that is located by connecting that can be enclosed within on tested gear train input shaft, hold out against screw (1.5) being located by connecting to put to be provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320887906.0U CN203657721U (en) | 2013-12-31 | 2013-12-31 | Detection device for backlash amount of transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320887906.0U CN203657721U (en) | 2013-12-31 | 2013-12-31 | Detection device for backlash amount of transmission mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203657721U true CN203657721U (en) | 2014-06-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320887906.0U Expired - Fee Related CN203657721U (en) | 2013-12-31 | 2013-12-31 | Detection device for backlash amount of transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203657721U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104748651A (en) * | 2013-12-31 | 2015-07-01 | 贵州航天乌江机电设备有限责任公司 | Method and device for detecting backlash amount of transmission mechanism |
| CN109443750A (en) * | 2018-10-18 | 2019-03-08 | 重庆长安工业(集团)有限责任公司 | A kind of weapon system transmission backlash measurement method |
-
2013
- 2013-12-31 CN CN201320887906.0U patent/CN203657721U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104748651A (en) * | 2013-12-31 | 2015-07-01 | 贵州航天乌江机电设备有限责任公司 | Method and device for detecting backlash amount of transmission mechanism |
| CN109443750A (en) * | 2018-10-18 | 2019-03-08 | 重庆长安工业(集团)有限责任公司 | A kind of weapon system transmission backlash measurement method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20161231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |