CN106353025A - Device for detecting axial force of fork truck hydraulic gearbox - Google Patents
Device for detecting axial force of fork truck hydraulic gearbox Download PDFInfo
- Publication number
- CN106353025A CN106353025A CN201610866180.0A CN201610866180A CN106353025A CN 106353025 A CN106353025 A CN 106353025A CN 201610866180 A CN201610866180 A CN 201610866180A CN 106353025 A CN106353025 A CN 106353025A
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- CN
- China
- Prior art keywords
- axial force
- mounting disc
- support
- fork truck
- centring ring
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/12—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring axial thrust in a rotary shaft, e.g. of propulsion plants
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention provides a device for detecting the axial force of a fork truck hydraulic gearbox. The device comprises an installing frame fixedly arranged on a test table, wherein the installing frame is connected with a test device through a positioning ring; the test device comprises a support frame in a shape like a Chinese character 'ji'; the bottom end of the support frame is connected with an installing disc through a guide rod; a transmission shaft used for being connected with a motor is vertically arranged in the middle of the support frame and the installing disc in a penetrating way; the output end of the transmission shaft is fixedly connected with a connection disc; a pressure sensor is positioned between the support frame and the installing disc. The change trends of the axial force can be directly tested by the device provided by the invention through the pressure sensor under the condition of simulating the gear, the pressure, the loading, the axial moving gap and the like of the hydraulic gearbox.
Description
Technical field
The present invention relates to a kind of filter is and in particular to a kind of device for detecting fork truck hydrodynamic gearbox axial force.
Background technology
Hydraulic transmission box because its gearshift steadily, operation is less demanding, shift shock is little, be difficult the advantages of stop working, by
Increasing engineering machinery vehicle is adopted.In actual use, the axial force that hydraulic transmission box produces is easily caused
The bearing damage of electromotor.For solving this quality problems, need to know that hydraulic transmission box produces great axle in work operating
Xiang Li, and currently without ready-made detection means, the axial force of hydraulic transmission box is detected.
Content of the invention
In order to solve above-mentioned problem, the present invention provides a kind of dress for detecting fork truck hydrodynamic gearbox axial force
Put.
The technical scheme is that
A kind of device for detecting fork truck hydrodynamic gearbox axial force, including the installing rack being installed on testing stand, described peace
Shelve and be connected with test device by centring ring；Described test device includes the support of several fonts, and the bottom of described support is passed through
Guide post is connected with mounting disc, and described support, the intermediate vertical of mounting disc are equipped with for the power transmission shaft with motor connection, described
The outfan of power transmission shaft is connected with terminal pad；It is provided with pressure transducer between support and mounting disc.
Scheme further, the periphery of the power transmission shaft in support, mounting disc is all arranged with bearing.
Further scheme, the center of described mounting disc offers transmission axis hole, and the periphery positioned at transmission axis hole top is opened
The step-like duct being provided with dead eye and constituting；Opening positioned at dead eye is installed with bearing cover；Positioned at dead eye periphery
Mounting disc on offer cover plate fixing hole and guiding rod aperture.
Scheme further, the two ends of described pressure transducer are attached with support, mounting disc respectively by steady pin.
Scheme further, described support includes plate body and is fixedly arranged on the pillar at plate body two ends, and the bottom of described pillar is all solid
It is provided with connection handle；The centre of described plate body offers up-small and down-big step-like through hole, and described connection handle offers and centring ring
The fixing hole connecting.
Scheme further, described centring ring includes circular centring ring body, and the both sides of described centring ring body correspond to
Offer the draw-in groove being attached with described support, centring ring body offers location hole.
In the present invention, power transmission shaft sends motor power to hydraulic transmission box, power transmission shaft pass through bearing respectively with support, peace
Sabot connects, and power transmission shaft is rotated in bearing, reduces friction, improves test effect.
The connection handle of the support in test device is stuck on the draw-in groove on centring ring, after being first fixedly connected using bolt, then
Place it between installing rack and hydraulic transmission box, sequentially pass through installing rack, centring ring, connection handle and fluid power using stay bolt
Change speed gear box is fixedly connected, and installing rack, centring ring and hydraulic transmission box are directly fixed even by other parts using bolt
Connect；Again the terminal pad of power transmission shaft bottom and hydraulic transmission box are attached installing.The input of power transmission shaft and motor connection rise
Come, then motor simulation electromotor passes through power transmission shaft by power transmission to hydraulic transmission box, when the torque-converters of hydraulic transmission box produces
Axial movement power transmission shaft then can be promoted to move axially, then power transmission shaft drive mounting disc pressure transducer is extruded,
Pressure transducer 3-6 transfers signals on detecting instrument, force value when drawing torque-converters axial movement.
So when this device can be by the gear of simulation hydraulic transmission box, pressure, loading, axial movement gap,
The variation tendency of test axial force.
Brief description
Below in conjunction with the accompanying drawings the present invention is described in further detail:
Fig. 1 is present configuration schematic diagram；
Fig. 2 is the structural representation of test device in the present invention；
Fig. 3 is the sectional view of Fig. 2；
Fig. 4 is the side view of medium-height trestle of the present invention；
Fig. 5 is the top view of Fig. 4；
Fig. 6 is the structural representation of the centring ring in the present invention；
Fig. 7 is the sectional view of the mounting disc in the present invention；
Fig. 8 is assembly of the invention test schematic diagram.
In figure: 1- installing rack, 2- centring ring, 2-1 centring ring body, 2-2 draw-in groove；2-3 location hole；3- test device, 3-1
Support, 3-11 plate body, the step-like through hole of 3-12,3-13 fixing hole, 3-14 pillar, 3-15 connection handle；3-2 mounting disc, 3-21 passes
Shaft hole, 3-22 dead eye, 3-23 guides rod aperture, 3-24 cover plate fixing hole；3-3 guide post, 3-4 bearing cover, 3-5 connects
Disk, 3-6 pressure transducer, 3-7 steady pin, 3-8 power transmission shaft, 3-9 bearing；4- hydraulic transmission box.
Specific embodiment
As shown in figure 1, a kind of device for detecting fork truck hydrodynamic gearbox axial force, including being installed on testing stand
Installing rack 1, described installing rack 1 is connected with test device 3 by centring ring 2；As shown in Figure 2,3, test device 3 includes several fonts
Support 3-1, the bottom of described support 3-1 is connected with mounting disc 3-2, described support 3-1, mounting disc 3-2 by guide post 3-3
Intermediate vertical be equipped with for the power transmission shaft 3-8 with motor connection, the outfan of described power transmission shaft 3-8 is welded with terminal pad 3-
5；It is provided with pressure transducer 3-6 between support 3-1 and mounting disc 3-2.
Scheme further, the periphery of the power transmission shaft 3-8 in support 3-1, mounting disc 3-2 is all arranged with bearing 3-9.
As shown in fig. 7, the center of mounting disc 3-2 offers transmission axis hole 3-21, outer positioned at transmission axis hole 3-21 top
The step-like duct offering dead eye 3-22 week and constituting；It is installed with bearing cover 3-4 positioned at the opening of dead eye 3-22；
Cover plate fixing hole 3-24 and guiding rod aperture 3-23 are offered on the mounting disc 3-2 of dead eye 3-22 periphery.
Further scheme, the two ends of described pressure transducer 3-6 pass through steady pin 3-7 respectively with support 3-1, mounting disc 3-
2 are attached.
As shown in Figure 4,5, support 3-1 includes plate body 3-11 and is fixedly arranged on the pillar 3-14 at plate body 3-11 two ends, described
The bottom of post 3-14 is all installed with connection handle 3-15；The centre of described plate body 3-11 offers up-small and down-big step-like through hole 3-
12, described connection handle 3-15 is offered the fixing hole 3-13 being connected with centring ring 2.
As shown in fig. 6, centring ring 2 includes circular centring ring body 2-1, the both sides pair of described centring ring body 2-1
The draw-in groove 2-2 being attached with described support 3-1 should be offered, centring ring body 2-1 offers location hole 2-3.
When assembly of the invention is tested to hydraulic transmission box axial force, as shown in figure 8, first by test device 3
The connection handle 3-15 of support 3-1 is stuck on the draw-in groove 2-2 on centring ring 2, using bolt connection；It is then placed on installing rack 1
And hydraulic transmission box 4 between, it is attached installing using bolt, then by terminal pad 3-5 of power transmission shaft 3-8 bottom and fluid power speed change
Case 4 is attached installing；Last just installing rack 1 is fixedly attached on testing stand.Power transmission shaft 3-8 is got up with motor connection,
Then motor simulation electromotor passes through power transmission shaft 3-8 by power transmission to hydraulic transmission box 4, during hydraulic transmission box 4 work, its bending moment
The axial movement that device produces then can promote power transmission shaft 3-8 to move axially, then power transmission shaft 3-8 drives mounting disc 3-2 to pressure
Sensor 3-6 is extruded, and the pressure signal detecting is transferred on detecting instrument pressure transducer 3-6, draws torque-converters
Force value during axial movement.So this device can be by the gear of simulation hydraulic transmission box 4, pressure, loading, axial movement gap etc.
In the case of, the variation tendency of test axial force.
Above example is not limited only to protection scope of the present invention, all is repaiied based on the basic thought of the present invention
Change or change broadly falls into protection scope of the present invention.
Claims (6)
1. a kind of device for detecting fork truck hydrodynamic gearbox axial force, including the installing rack (1) being installed on testing stand, institute
State installing rack (1) to be connected with test device (3) by centring ring (2)；It is characterized in that: described test device (3) includes several words
The support (3-1) of shape, the bottom of described support (3-1) is connected with mounting disc (3-2), described support (3- by guide post (3-3)
1), the intermediate vertical of mounting disc (3-2) is equipped with for the power transmission shaft (3-8) with motor connection, described power transmission shaft (3-8) defeated
Go out end and be connected with terminal pad (3-5)；It is provided with pressure transducer (3-6) between support (3-1) and mounting disc (3-2).
2. a kind of device for detecting fork truck hydrodynamic gearbox axial force according to claim 1 it is characterised in that: position
The periphery of the power transmission shaft (3-8) in support (3-1), mounting disc (3-2) is all arranged with bearing (3-9).
3. a kind of device for detecting fork truck hydrodynamic gearbox axial force according to claim 2 it is characterised in that: institute
The center stating mounting disc (3-2) offers transmission axis hole (3-21), and the periphery positioned at transmission axis hole (3-21) top offers axle
Bearing bore (3-22) and constitute step-like duct；It is installed with bearing cover (3-4) positioned at the opening of dead eye (3-22)；It is located at
Cover plate fixing hole (3-24) and guiding rod aperture (3-23) are offered on the mounting disc (3-2) of dead eye (3-22) periphery.
4. a kind of device for detecting fork truck hydrodynamic gearbox axial force according to claim 1 it is characterised in that: institute
The two ends stating pressure transducer (3-6) are attached with support (3-1), mounting disc (3-2) respectively by steady pin (3-7).
5. a kind of device for detecting fork truck hydrodynamic gearbox axial force according to claim 1 it is characterised in that: institute
State support (3-1) and include plate body (3-11) and the pillar (3-14) being fixedly arranged on plate body (3-11) two ends, described pillar (3-14)
Bottom is all installed with connection handle (3-15)；The centre of described plate body (3-11) offers up-small and down-big step-like through hole (3-12),
The fixing hole (3-13) being connected with centring ring (2) is offered on described connection handle (3-15).
6. a kind of device for detecting fork truck hydrodynamic gearbox axial force according to claim 1 it is characterised in that: institute
State centring ring (2) and include circular centring ring body (2-1), the both sides correspondence of described centring ring body (2-1) offer with
The draw-in groove (2-2) that described support (3-1) is attached, centring ring body (2-1) offers location hole (2-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610866180.0A CN106353025B (en) | 2016-09-29 | 2016-09-29 | Device for detecting axial force of hydraulic gearbox of forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610866180.0A CN106353025B (en) | 2016-09-29 | 2016-09-29 | Device for detecting axial force of hydraulic gearbox of forklift |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106353025A true CN106353025A (en) | 2017-01-25 |
| CN106353025B CN106353025B (en) | 2022-07-05 |
Family
ID=57867202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610866180.0A Active CN106353025B (en) | 2016-09-29 | 2016-09-29 | Device for detecting axial force of hydraulic gearbox of forklift |
Country Status (1)
| Country | Link |
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| CN (1) | CN106353025B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2802482Y (en) * | 2005-01-30 | 2006-08-02 | 陆雄 | Device for measuring axial force for pump |
| CN201607302U (en) * | 2010-01-14 | 2010-10-13 | 重庆理工大学 | Axial force testing device of continuously variable transmission |
| CN204666292U (en) * | 2015-05-18 | 2015-09-23 | 江苏大学 | A kind of shielding force at direction of pump spindle real-time test device |
| CN105092129A (en) * | 2015-07-09 | 2015-11-25 | 广东省佛山水泵厂有限公司 | Rotation machine axial force testing apparatus and testing method thereof |
| CN204831666U (en) * | 2015-07-09 | 2015-12-02 | 广东省佛山水泵厂有限公司 | Rotating machinery's axial force testing arrangement |
| CN105784246A (en) * | 2016-03-05 | 2016-07-20 | 太原理工大学 | Rotary shaft axial force measuring device |
| CN206095496U (en) * | 2016-09-29 | 2017-04-12 | 安徽合力股份有限公司 | A device for detecting fork truck hydraulic transmission box axial force |
-
2016
- 2016-09-29 CN CN201610866180.0A patent/CN106353025B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2802482Y (en) * | 2005-01-30 | 2006-08-02 | 陆雄 | Device for measuring axial force for pump |
| CN201607302U (en) * | 2010-01-14 | 2010-10-13 | 重庆理工大学 | Axial force testing device of continuously variable transmission |
| CN204666292U (en) * | 2015-05-18 | 2015-09-23 | 江苏大学 | A kind of shielding force at direction of pump spindle real-time test device |
| CN105092129A (en) * | 2015-07-09 | 2015-11-25 | 广东省佛山水泵厂有限公司 | Rotation machine axial force testing apparatus and testing method thereof |
| CN204831666U (en) * | 2015-07-09 | 2015-12-02 | 广东省佛山水泵厂有限公司 | Rotating machinery's axial force testing arrangement |
| CN105784246A (en) * | 2016-03-05 | 2016-07-20 | 太原理工大学 | Rotary shaft axial force measuring device |
| CN206095496U (en) * | 2016-09-29 | 2017-04-12 | 安徽合力股份有限公司 | A device for detecting fork truck hydraulic transmission box axial force |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106353025B (en) | 2022-07-05 |
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