CN204008139U - Axial workpiece axial load bringing device - Google Patents
Axial workpiece axial load bringing device Download PDFInfo
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- CN204008139U CN204008139U CN201420417482.6U CN201420417482U CN204008139U CN 204008139 U CN204008139 U CN 204008139U CN 201420417482 U CN201420417482 U CN 201420417482U CN 204008139 U CN204008139 U CN 204008139U
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 21
- 238000004088 simulation Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000003068 static effect Effects 0.000 description 1
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Abstract
An axial workpiece axial load bringing device that is applied to simulation test, comprises support body and moment conversion device, support body is provided with the moment transformed space of assembling moment conversion device, moment conversion device is mainly by rotating disk, gear, rack shaft, moving shaft holder and the top formation of rotation, rotating disk and gear are assemblied on same axostylus axostyle with interval mode, it is outside that rotating disk is in moment transformed space, it is inner that gear is in moment transformed space, rack shaft is assemblied in moment transformed space, mesh with gear, moving shaft holder endwisely slips and is assemblied in moment transformed space, the relative end at rack shaft, between the opposing end face in rack shaft of moving shaft holder and moment transformed space, back-moving spring is housed, in moving shaft holder, be equipped with bearing, rotate top one end by bearing assemble in moving shaft holder, the other end extends moment transformed space.It is reliable in operation process, stable, has met the requirement of simulation test, specific aim and practical.
Description
Technical field
The utility model relates to the load applying device in part stand under load simulation test, specifically a kind of axial workpiece axial load bringing device.
Background technology
For ensure production equipment in commercial production normally, operation reliably, most of mechanical component as production equipment " histocyte " need be made various Performance Evaluations after machine-shaping, mechanical component are done to dry run test, what this wherein gave prominence to is exactly bearing dry run test.
The core project of bearing dry run test is radial vibration load test and axial vibration load test.Wherein, the axial vibration load test of bearing be not by oscillating load be axially applied to bearing originally with it, but by middle turning axle, oscillating load is axially applied on bearing, be in the bearing seat that supports at support body of bearing assemble and on bearing, installed and can drive by power source the turning axle of rotation, axial vibration load test be mechanical axis that axial load bringing device is exported to acting on turning axle, then acted on bearing to draw the axial stand under load performance of bearing by the turning axle rotating.
At present, the axial workpiece axial load of testing for similar above-mentioned bearing dry run applies mainly and realizes by liquid/gas cylinder pressure.Yet, load applying when this body structure of liquid/gas cylinder pressure is only suitable for part static state, when they are applied to the dynamic axial workpiece axial load of above-mentioned rotation and apply, need to overcome the moment conversion of quiet (liquid/gas cylinder pressure), moving (axial workpiece) equipment room, thereby make the transformation difficulty of liquid/gas cylinder pressure large, even if after reincarnate, they are not special-purpose axial load bringing device after all, and then the reliability in operation process cannot guarantee; In addition, in simulation test, the power that axial vibration load applying device is exported axial workpiece need to show intuitively, could realize like this meaning of simulation test, yet conventional, simple liquid/gas cylinder pressure lacks this characteristic, practical not.
Summary of the invention
The purpose of this utility model is: for the characteristic of axial workpiece in above-mentioned simulation test, and the deficiency of existing axial load bringing device, a kind of simple in structure, reliable and stable, practical axial workpiece axial load bringing device is provided.
The technical solution adopted in the utility model is that a kind of axial workpiece axial load bringing device, comprising:
-support body, described support body is provided with moment transformed space, and this moment transformed space is used for assembling moment conversion device;
-moment conversion device, described moment conversion device mainly forms by rotating disk, gear, rack shaft, moving shaft holder and rotation are top; Described rotating disk and gear are assemblied on same axostylus axostyle with interval mode, and rotating disk is in the moment transformed space that moment transformed space is outside, gear the is in support body inside of support body; Described rack shaft is assemblied in the moment transformed space of support body, with gear engagement; Described moving shaft holder is slidedly assemblied in the mode of endwisely slipping in the moment transformed space of support body, relatively in the end of rack shaft, between the opposing end face in rack shaft of moving shaft holder and the moment transformed space of support body, back-moving spring is housed, in moving shaft holder, is equipped with bearing; The top one end of described rotation by bearing assemble in moving shaft holder, the other end extends the moment transformed space of support body.
Further, moment transformed space on described support body mainly consists of the cavity on support body and " several " font front end end cover that is connected to described cavity front end, described cavity is for assembling gear and the rack shaft of moment conversion device, and described front end end cover is top for assembling rack shaft, moving shaft holder and the rotation of moment conversion device.
Further, the cavity rear end of the moment transformed space of described support body is connected with rear end cap.
Further, described support body mainly consists of the base fixing on the ground and the column being erected on base.
As preferred version, on the rotating disk of described moment conversion device, be connected with can on rotating disk, be wound around, the scale pan of hanging, this scale pan is used for placing various counterweight counterweights.
Further, described rotating disk is one or more; Described a plurality of rotating disk consists of different-diameter, forms rotating disk group on axostylus axostyle.
Further, the bearing of described moment conversion device is that taper roll bearing by a pair of opposing installation forms.
The beneficial effects of the utility model are:
1. said apparatus makes to rotate the corresponding axial thrust of top realization by the gravity on rotating disk, and then act on the axial workpiece of simulation test, realize the axial load of axial workpiece is applied, it is simple in structure, operation process is reliable, stable, met the requirement of simulation test, specific aim and practical;
2. by being connected to scale pan and the corresponding counterweight counterweight structure on rotating disk, effectively realized the demonstration directly perceived that said apparatus axial load applies, and then made simulation test more simple, accurate, reliable, the practicality of said apparatus has obtained further raising.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further described.
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is moment conversion device and the assembly structure schematic diagram on support body thereof in Fig. 1.
Code name implication in figure: 101-base; 102-column; 103-rear end cap; 104-front end end cover; 105-moment transformed space; 201-counterweight counterweight; 202-scale pan; 203-wire rope; 204-rotating disk; 205-gear; 206-rack shaft; 207-moving shaft holder; 208-bearing; 209-rotate top; 210-back-moving spring; 211-axostylus axostyle.
Embodiment
Referring to Fig. 1 and Fig. 2: the utility model is mainly used in the axial load simulation test (such as bearing dry run test etc.) of axial workpiece, and it comprises support body and moment conversion device, existing by their concrete structure and the two assembly structure, details are as follows.
Support body mainly consists of the base 101 fixing on the ground and the column 102 being erected on base 101.In order to ensure reliability and the convenience of base 101 and 102 assemblings of column, the end face of base 101 is provided with alignment slot, and the bottom surface of column 102 is provided with centering piece, the two concavo-convex cooperation.The top of aforementioned support body column 102 is provided with moment transformed space 105, this moment transformed space 105 is mainly the cavity on column 102 tops, all there is the through hole that communicates with aforementioned cavity on column 102 tops (through hole on aforementioned forward surface must exist, and could form like this thrust output of following moment conversion device with opposing in opposite directions on the face of axial workpiece; Through hole on the phase back side can have or not, its effect is mainly the convenience of assembly manipulation), the through hole being opposite on axial workpiece face at aforementioned column 105 (is cavity front end, otherwise the through hole at the phase back side is cavity rear end) be fixedly connected with all employings " several " font of the front end end cover 104(of " several " font, under the prerequisite because of compact column 102 structures, to realize the reliable assembling of following moment conversion device), the opposing through hole on axial workpiece face of aforementioned column 105 is fixedly connected with flat rear end cap 103.
Moment conversion device is mainly by rotating disk 204, gear 205, rack shaft 206, moving shaft holder 207 with rotate top 209 and form.Rotating disk 204 and gear 205 are assemblied on same axostylus axostyle 211 with interval mode, this axostylus axostyle 211 extends in the cavity of moment transformed space 105 from the side of above-mentioned support body column 102, thereby the rotating disk 204 that makes to be connected to axostylus axostyle 211 one end is in moment transformed space 105 inside that moment transformed space 105 outsides of support body, the gear 205 that is connected to axostylus axostyle 211 other ends are in support body.The T-shaped structure of rack shaft 206, the top of its shaft portion is provided with the continuous double wedge of coupling gear 205; Rack shaft 206 is assemblied in the moment transformed space 105 of support body, with gear 205 engagements, its specifically the assembly structure in moment transformed space 105 be that shaft portion is in (end and rear end cap are gapped), enlarged head in the cavity of moment transformed space 105 and divides in the front end end cover 104 that is in moment transformed space 105.Moving shaft holder 207 is slidedly assemblied in the front end end cover 104 interior (this movement travel that also just defines moving shaft holder 207 is only in front end end cover 104) of moment transformed space 105, relative rack shaft 206 ends (being major part part) in front end end cover 104 in the mode of endwisely slipping; Between the opposing end face in rack shaft 206 of moving shaft holder 207 and the front end end cover 104 of moment transformed space 105, back-moving spring 210(being housed is sleeved in following rotation top 209); In moving shaft holder 207, be equipped with bearing 208, this bearing 208 is that the taper roll bearing by a pair of opposing installation forms.Rotate top 209 and be decussate texture, its rear end, by the front end end cover 104 that bearing 208 is assemblied in moving shaft holder 207, front end (being nose tip) extends support body moment transformed space 105, acts on during operation on axial workpiece end face.By aforementioned assembly structure, also just formed the cavity of moment transformed space 105 for assembling gear 205 and the rack shaft 206 of moment conversion device, the front end end cover 104 of moment transformed space 105 is for assembling rack shaft 206, the moving shaft holder 207 of moment conversion device and rotating top 209.
The rotating disk 204 of above-mentioned moment conversion device can be one or more (the present embodiment is two), when it is while being a plurality of, requiring each rotating disk is different-diameter, and the rotating disk of these different-diameters is fixed on the axostylus axostyle 211 of moment transformed space 105 outsides and forms rotating disk group (rotating disk of different-diameter can be realized the conversion of different moments).
On the rotating disk 204 of above-mentioned moment conversion device, be connected with wire rope 203, the end of this wire rope 203 is connected with scale pan 202, be that scale pan 202 can be wound around and then make scale pan 202 hangings by wire rope 203 on rotating disk 204, the scale pan 202 of this hanging is for placing various counterweight counterweights 201.
In order to ensure the reliability of moment conversion device thrust output, between rack shaft 206 bottom surfaces of above-mentioned moment conversion device and moment transformed space 105, can consider to arrange linear bearing.
The course of work of the present utility model is: 202 carrying forces of scale pan order about gear 205 pinion rack axles 206 by rotating disk 204, forces rack shaft 206 propelling forward occurs and keep this propelling; Moving shaft holder 207 acts on thrust on the axial workpiece of simulation test by rotating top 209 under the promotion of rack shaft 206, and back-moving spring 210 is now compressed.After simulation test, after the gravity on rotating disk 204 weakens or eliminates, under the effect of back-moving spring 210, moving shaft holder 207 and rack shaft 206 reset.
Above-mentioned concrete technical scheme, only in order to the utility model to be described, is not intended to limit.Although the utility model is had been described in detail with reference to above-mentioned concrete technical scheme, those of ordinary skill in the art is to be understood that: it still can be modified to above-mentioned concrete technical scheme, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of technical solutions of the utility model.
Claims (7)
1. an axial workpiece axial load bringing device, is characterized in that, comprising:
-support body, described support body is provided with moment transformed space (105), and this moment transformed space (105) is for assembling moment conversion device;
-moment conversion device, described moment conversion device mainly consists of rotating disk (204), gear (205), rack shaft (206), moving shaft holder (207) and rotation top (209); It is upper that described rotating disk (204) and gear (205) are assemblied in same axostylus axostyle (211) with interval mode, and rotating disk (204) is in moment transformed space (105) inside that moment transformed space (105) is outside, gear is in support body of support body; Described rack shaft (206) is assemblied in the moment transformed space (105) of support body, with gear (205) engagement; Described moving shaft holder (207) with the mode of endwisely slipping be slidedly assemblied in the moment transformed space (105) of support body, relatively in the end of rack shaft (206), between the opposing end face in rack shaft (206) of moving shaft holder (207) and the moment transformed space (105) of support body, back-moving spring (210) is housed, in moving shaft holder (207), is equipped with bearing (208); Described rotation top (209) one end is by the moment transformed space (105) that bearing (208) is assemblied in moving shaft holder (207), the other end extends support body.
2. axial workpiece axial load bringing device according to claim 1, it is characterized in that, moment transformed space (105) on described support body mainly consists of the cavity on support body and " several " font front end end cover (104) that is connected to described cavity front end, described cavity is for assembling gear (205) and the rack shaft (206) of moment conversion device, and described front end end cover (104) is for assembling rack shaft (206), moving shaft holder (207) and the rotation top (209) of moment conversion device.
3. axial workpiece axial load bringing device according to claim 2, is characterized in that, the cavity rear end of the moment transformed space (105) of described support body is connected with rear end cap (103).
4. according to axial workpiece axial load bringing device described in claim 1,2 or 3, it is characterized in that, described support body is mainly by the base fixing on the ground (101) be erected at column (102) on base (101) and form.
5. according to axial workpiece axial load bringing device described in claim 1 or 2, it is characterized in that, on the rotating disk of described moment conversion device (204), being connected with can be at the scale pan (202) of the upper winding of rotating disk (204), hanging, and this scale pan (202) is for placing various counterweight counterweights (201).
6. axial workpiece axial load bringing device according to claim 5, is characterized in that: described rotating disk (204) is for one or more; Described a plurality of rotating disk consists of different-diameter, in the upper rotating disk group that forms of axostylus axostyle (211).
7. axial workpiece axial load bringing device according to claim 1, is characterized in that, the bearing of described moment conversion device (208) is that the taper roll bearing by a pair of opposing installation forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420417482.6U CN204008139U (en) | 2014-07-28 | 2014-07-28 | Axial workpiece axial load bringing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420417482.6U CN204008139U (en) | 2014-07-28 | 2014-07-28 | Axial workpiece axial load bringing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204008139U true CN204008139U (en) | 2014-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420417482.6U Expired - Lifetime CN204008139U (en) | 2014-07-28 | 2014-07-28 | Axial workpiece axial load bringing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN204008139U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108776018A (en) * | 2018-04-17 | 2018-11-09 | 南京工业职业技术学院 | Experimental rig and its application of axial workpiece anti-seizing property can be measured |
| CN109211560A (en) * | 2018-11-01 | 2019-01-15 | 哈尔滨工业大学 | A kind of pilot system tested suitable for axial workpiece fatigue life in breaker |
-
2014
- 2014-07-28 CN CN201420417482.6U patent/CN204008139U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108776018A (en) * | 2018-04-17 | 2018-11-09 | 南京工业职业技术学院 | Experimental rig and its application of axial workpiece anti-seizing property can be measured |
| CN109211560A (en) * | 2018-11-01 | 2019-01-15 | 哈尔滨工业大学 | A kind of pilot system tested suitable for axial workpiece fatigue life in breaker |
| CN109211560B (en) * | 2018-11-01 | 2020-11-13 | 哈尔滨工业大学 | Test system suitable for fatigue life test of inner shaft part of circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141210 |