CN208536708U - A kind of go-no go gauge of quick inspection brake lining dovetail size - Google Patents
A kind of go-no go gauge of quick inspection brake lining dovetail size Download PDFInfo
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- CN208536708U CN208536708U CN201821186112.0U CN201821186112U CN208536708U CN 208536708 U CN208536708 U CN 208536708U CN 201821186112 U CN201821186112 U CN 201821186112U CN 208536708 U CN208536708 U CN 208536708U
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- dovetail
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- brake lining
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Abstract
The utility model provides a kind of go-no go gauge for quickly examining brake lining dovetail size, including ontology, dovetail go side slot and dovetail not-go-end slot；Dovetail go side slot is set to ontology side；Dovetail not-go-end slot is set to the other side of ontology；Dovetail go side slot and dovetail not-go-end slot are symmetrically set in the two sides of ontology, and dovetail go side slot and dovetail not-go-end slot are the dovetail groove to ontology indent；Go-no go gauge provided by the utility model can increase substantially detection efficiency, reduce measurement error, substantially reduce the production control cost and testing cost of universal dovetail steel back；And the go-no go gauge is easy to carry about with one, wearability is higher, uses convenient for operator, while can guarantee the dimensional accuracy after long period use, and the long-time detection quality of product is effectively ensured.
Description
Technical field
The utility model belongs to brake lining dovetail size inspection technology field, and in particular to a kind of quickly to examine brake lining dovetail rule
Very little go-no go gauge.
Background technique
The dovetail size of 160 ~ 350 kilometers of existing speed per hour and the above universal powder metallurgy brake pad of emu vehicle dovetail
It measures relatively cumbersome；Its measuring tool specifically includes dovetail width, dovetail height and dovetail angle；There are measure the items for it
More and angle is difficult to precise measurement；And after repeatedly measurement is averaged, it could judge whether dovetail size conforms to
It asks, working efficiency is low and can not intuitively reflect the Qualification of dovetail.
, the inefficiency higher to brake lining dovetail measurement cost using existing measuring tool, and dovetail angle measurement difficulty compared with
Greatly, different operation personnel different operation method easily causes measurement error, and scene lacks the effective instruments of inspection, keeps brake lining dovetail difficult
It is required with guaranteeing to meet user.
Technical problem present in dovetail dimensional measurement based on above-mentioned golden brake lining, there has been no relevant solutions；Cause
There is an urgent need to seek effective scheme to solve the above problems for this.
Utility model content
The purpose of this utility model be in view of the above technology present in shortcoming, propose a kind of quickly to examine brake lining swallow
The go-no go gauge of tail size, it is intended to solve the problems, such as that the dovetail size measurement efficiency of existing golden brake lining is low, low precision.
The utility model provide a kind of go-no go gauge for quickly examining brake lining dovetail size, including ontology, dovetail go side slot with
And dovetail not-go-end slot；Dovetail go side slot is set to ontology side；Dovetail not-go-end slot is set to the other side of ontology；Dovetail go side slot
It is symmetrically set with dovetail not-go-end slot in the two sides of ontology, and dovetail go side slot and dovetail not-go-end slot are to ontology indent
Dovetail groove.
Further, ontology includes the first side end, the second side end, third side end and the 4th side end；The
One side end and the second side end are located at ontology side；Third side end and the 4th side end are located at the ontology other side；And swallow
Tail not-go-end slot is set between the first side end and the second side end；Dovetail go side slot is set to third side end and the 4th side
Between portion.
Further, third side end and/or the 4th side end are equipped with inclined-plane.
Further, the centerlines of inclined-plane and ontology are 45 °；The end-point distances body end linear distance d on inclined-plane
For 15mm.
Further, the depth c of dovetail go side slot and dovetail not-go-end slot is 7mm；The width i of ontology is 30mm；Ontology
Height h be 30mm.
Further, dovetail not-go-end groove bottom width a is 64.516mm to 64.5mm；The folder of dovetail not-go-end trench bottom two sides
Angle f is 52.6 ° to 52.5 °.
Further, groove bottom width b in dovetail go side is 64.966mm to 64.95mm；Dovetail go side trench bottom two sides
Angle g is 53 ° to 52.9 °.
The application also provides a kind of go-no go gauge manufacturing method according to quick inspection brake lining dovetail size described above, including
Following steps:
S1: the size of go-no go gauge is set, and forms drawing；
S2: the material of selection manufacture go-no go gauge；Preparation material is powder；
S3: 3D printing, the preliminary go-no go gauge base of near-net-shape are melted in selective laser；
S4: grinding is carried out to preliminary go-no go gauge base, reaches drawing dimension precision requirement and roughness requirements.
Go-no go gauge provided by the utility model provides effective cubing for the production of universal dovetail steel back, uses go-no go gauge
Afterwards, detection qualification rate is increased to 100% by 70%, and detection efficiency increases substantially, and greatly reduces universal dovetail steel back
Production control cost and testing cost, the universal brake lining 100% of dovetail after assembling can guarantee to meet user to dovetail interface
Requirement；It is average to examine 600 or so per hour, improve 6 times of working efficiency or more, also avoid original method it is improper caused by
Measurement error leads to part unqualified the phenomenon that being not detected；And integral type go-no go gauge is processed using antifriction alloy, it is easy to be portable
Band and raising wearability, use, while guaranteeing the dimensional accuracy after long period use, product quality obtains convenient for operator
It is further ensured that.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Below with reference to attached drawing, the utility model is described in further detail:
Fig. 1 is a kind of go-no go gauge perspective view for quickly examining brake lining dovetail size of the utility model；
Fig. 2 is a kind of go-no go gauge main view for quickly examining brake lining dovetail size of the utility model；
Fig. 3 is a kind of go-no go gauge size marking figure for quickly examining brake lining dovetail size of the utility model；
Fig. 4 is Fig. 3 along A-A sectional view.
In figure: 1, the first side end；2, the second side end；3, third side end；4, the 4th side end；5, dovetail not-go-end
Slot；6, dovetail go side slot；7, the first inclined-plane；8, the second inclined-plane；9, ontology.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figures 1 to 4, the utility model provides a kind of go-no go gauge for quickly examining brake lining dovetail size, including this
Body 9, dovetail not-go-end slot 5 and dovetail go side slot 6；The setting of dovetail not-go-end slot 5 and 9 side of ontology；Dovetail go side slot 6 is set to this
The other side of body 9；Dovetail not-go-end slot 5 and dovetail go side slot 6 are symmetrically set in the two sides of ontology 9, and dovetail not-go-end slot 5
With the dovetail groove that dovetail go side slot 6 is to 9 indent of ontology；Dovetail not-go-end slot 5 and dovetail go side slot 6 correspond respectively to brake lining swallow
The standard of tail can quickly detect brake lining dovetail using the go-no go gauge of set dovetail size in this way by size,
To improve brake lining dovetail detection efficiency and precision.
Preferably, in conjunction with above scheme, as shown in Figures 1 to 4, in the present embodiment, ontology 9 includes the first side end
1, the second side end 2, third side end 3 and the 4th side end 4；First side end 1 and the second side end 2 are located at ontology 9 one
Side；Third side end 3 and the 4th side end 4 are located at 9 other side of ontology；And dovetail not-go-end slot 5 is set to 1 He of the first side end
Between second side end 2；Dovetail go side slot 6 is set between third side end 3 and the 4th side end 4；Specifically, dovetail not-go-end
Slot 5 is set on ontology 9 by indent, so that 5 two sides of dovetail not-go-end slot and ontology 9 form the first side end 1 and the second side
Portion 2；In the same manner, dovetail go side slot 6 is set on ontology 9 by indent, so that 6 two sides of dovetail go side slot and ontology 9 form the
Three side ends 3 and the 4th side end 4, the structure relative compact, it is small and exquisite, convenient for detection.
Preferably, in conjunction with above scheme, as shown in Figures 1 to 4, in the present embodiment, third side end 3 and/or the 4th side
End 4 is equipped with inclined-plane, to distinguish go side and not-go-end；Specifically, third side end 3 is equipped with the first inclined-plane 7；4th side end 4
Equipped with the second inclined-plane 8；The centerlines on the first inclined-plane 7 and the second inclined-plane 8 and ontology 9 are 45 °；And 7 He of the first inclined-plane
The 9 end linear distance d of end-point distances ontology on the second inclined-plane 8 is 15mm.
Preferably, in conjunction with above scheme, as shown in Figures 1 to 4, in the present embodiment, dovetail not-go-end slot 5 and dovetail go side
The depth c of slot 6 is 7mm；The width i of ontology 9 is 30mm；The height h of ontology 9 is 30mm.
Preferably, in conjunction with above scheme, as shown in Figures 1 to 4, in the present embodiment, 5 bottom width a of dovetail not-go-end slot is
64.516mm to 64.5mm；The angle f of 5 two sides of the bottom of dovetail not-go-end slot is 52.6 ° to 52.5 °.
Preferably, in conjunction with above scheme, as shown in Figures 1 to 4, in the present embodiment, slot 6 bottom width b in dovetail go side is
64.966mm to 64.95mm；The angle g of 6 two sides of the bottom of dovetail go side slot is 53 ° to 52.9 °.
Using the above scheme, it is processed by the width and angle progress size setting to go-no go gauge and accurately to realize drift
With the detection function of no-go gage；Its dovetail go side slot is contacted and is tasted with brake lining dovetail by hand-held go-no go gauge by the go-no go gauge structure
Try more dovetail on, capable of quickly judging whether the high limit of size of dovetail is exceeded, (width 65mm, leads to not if exceeded by 53 ° of angle
Cross), while overturning go-no go gauge and its dovetail not-go-end slot is contacted with dovetail and is attempted across can quickly judge the lower limit ruler of dovetail
It is very little whether qualified (width 64.5mm, 52.5 ° of angle, unqualified if it can pass through, i.e., only do not live)；Swallow provided by the utility model
Tail not-go-end slot is suitable for final dovetail dimension control and the universal brake lining group of dovetail before the universal brake lining factory of all kinds of dovetails
The production testing of dovetail general purpose steel back member before filling.
Correspondingly, in conjunction with above scheme, the application also provides a kind of according to quick inspection brake lining dovetail rule described above
Very little go-no go gauge manufacturing method, comprising the following steps:
S1: the size of go-no go gauge is set, and forms drawing；
S2: the material of selection manufacture go-no go gauge；Preparation material is powder；It is high using tungsten-cobalt alloy YG8 or other erosion resistants
Hardness powder；
S3: 3D printing, the preliminary go-no go gauge base of near-net-shape are melted in selective laser；
S4: grinding is carried out to preliminary go-no go gauge base, reaches drawing dimension precision requirement and roughness requirements.
Preferably, in conjunction with above scheme, in the present embodiment, the material for manufacturing go-no go gauge can be GCr15(high carbon chromium axis
Hold steel), YG8(tungsten-cobalt alloy), Cr12MoV(cold work die steel) or 3Cr13(stainless steel) one of；Wherein, powder size
It is 15 μm ~ 63 μm；45 ° of powder angle of repose <.
Preferably, in conjunction with above scheme, in the present embodiment, the S3 step the following steps are included:
S301: the threedimensional model of go-no go gauge is established using three-dimensional software；Threedimensional model has allowance for finish；
S302: formatting the threedimensional model of the go-no go gauge in three-dimensional software, generates stl file；
S303: gallery model is created using Magic software, and imports the stl file of threedimensional model；
S304: threedimensional model orientation is placed in substrate model suitable position in Magic software and revises and repairs；
S305: is carried out by slicing delamination, plan laser beam scan path and fills every layer of slicing layer for threedimensional model, exports SLI
Format synusia file；
S306: the SLI format synusia file comprising filling information is imported into 3D printing equipment；
S307: setting 3D printing increasing material manufacturing parameter；Laser power is 200 ~ 400W, and scanning speed is 800 ~ 1200mm/
s；
S308: powder material is put into powder-storage bin；
S309: the go-no go gauge is manufactured on substrate according to the 3D printing increasing material manufacturing parameter of formulation；
S310: the go-no go gauge is cut to separation from the substrate.
Using go-no go gauge provided by the utility model, dovetail size can simply, be fast measured, go-no go gauge go side is passed through
(i.e. dovetail go side slot), which contacts with dovetail and pass through dovetail, can quickly judge whether the high limit of size of dovetail is exceeded (width is
65mm, angle are 53 °, be can't pass if exceeded)；It contacts and tastes with dovetail by go-no go gauge not-go-end (i.e. dovetail not-go-end slot) simultaneously
It tried on, capable of quickly judging whether the lower limit of dovetail is qualified, (width 64.5mm, angle are 52.5 °, if can be if
It is unqualified, i.e., only incessantly).
Go-no go gauge provided by the utility model provides effective cubing for the production of universal dovetail steel back, uses go-no go gauge
Afterwards, detection qualification rate is increased to 100% by 70%, and detection efficiency increases substantially, and greatly reduces universal dovetail steel back
Production control cost and testing cost, the universal brake lining 100% of dovetail after assembling can guarantee to meet user to dovetail interface
Requirement；It is average to examine 600 or so per hour, improve 6 times of working efficiency or more, also avoid original method it is improper caused by
Measurement error leads to part unqualified the phenomenon that being not detected；And integral type go-no go gauge is processed using antifriction alloy, it is easy to be portable
Band and raising wearability, use, while guaranteeing the dimensional accuracy after long period use, product quality obtains convenient for operator
It is further ensured that.
The above, the only preferred embodiment of the utility model, not do limit in any form to the utility model
System.Anyone skilled in the art, in the case where not departing from technical solutions of the utility model ambit, all using above-mentioned
The technology contents make many possible changes and modifications to technical solutions of the utility model, or be revised as equivalent variations etc.
Imitate embodiment.Therefore, all contents without departing from technical solutions of the utility model, the technology according to the utility model is to the above reality
Any change modification, equivalent variations and modification that example is made are applied, the protection scope of the technical program is belonged to.
Claims (7)
1. a kind of go-no go gauge for quickly examining brake lining dovetail size, which is characterized in that including ontology, dovetail go side slot and dovetail
Not-go-end slot；The setting of dovetail go side slot and the ontology side；The dovetail not-go-end slot is set to the other side of the ontology；
Dovetail go side slot and the dovetail not-go-end slot are symmetrically set in the two sides of the ontology, and dovetail go side slot
With the dovetail groove that the dovetail not-go-end slot is to the ontology indent.
2. the go-no go gauge of quick inspection brake lining dovetail size according to claim 1, which is characterized in that the ontology includes
There are the first side end, the second side end, third side end and the 4th side end；First side end and second side
Portion is located at the ontology side；The third side end and the 4th side end are located at the ontology other side；And it is described
Dovetail not-go-end slot is set between first side end and second side end；Dovetail go side slot is set to described
Between three side ends and the 4th side end.
3. the go-no go gauge of quick inspection brake lining dovetail size according to claim 2, which is characterized in that the third side
Portion and/or the 4th side end are equipped with inclined-plane.
4. the go-no go gauge of quick inspection brake lining dovetail size according to claim 3, which is characterized in that the inclined-plane and institute
The centerlines for stating ontology are 45 °；Body end linear distance d described in the end-point distances on the inclined-plane is 15mm.
5. the go-no go gauge of quick inspection brake lining dovetail size according to any one of claims 1 to 4, which is characterized in that institute
The depth c for stating dovetail go side slot and the dovetail not-go-end slot is 7mm；The width i of the ontology is 30mm；The height of the ontology
Degree h is 30mm.
6. the go-no go gauge of quick inspection brake lining dovetail size according to any one of claims 1 to 4, which is characterized in that institute
Stating dovetail not-go-end groove bottom width a is 64.516mm to 64.5mm；The angle f of the dovetail not-go-end trench bottom two sides is 52.6 °
To 52.5 °.
7. the go-no go gauge of quick inspection brake lining dovetail size according to any one of claims 1 to 4, which is characterized in that institute
Stating dovetail go side groove bottom width b is 64.966mm to 64.95mm；The angle g of the dovetail go side trench bottom two sides be 53 ° extremely
52.9°。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821186112.0U CN208536708U (en) | 2018-07-25 | 2018-07-25 | A kind of go-no go gauge of quick inspection brake lining dovetail size |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821186112.0U CN208536708U (en) | 2018-07-25 | 2018-07-25 | A kind of go-no go gauge of quick inspection brake lining dovetail size |
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| Publication Number | Publication Date |
|---|---|
| CN208536708U true CN208536708U (en) | 2019-02-22 |
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ID=65386109
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|---|---|---|---|
| CN201821186112.0U Active CN208536708U (en) | 2018-07-25 | 2018-07-25 | A kind of go-no go gauge of quick inspection brake lining dovetail size |
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- 2018-07-25 CN CN201821186112.0U patent/CN208536708U/en active Active
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Effective date of registration: 20210128 Address after: 102200 No. c1042, 2nd floor, building 16, No. 37 courtyard, Chaoqian Road, science and Technology Park, Changping District, Beijing Patentee after: Beijing Pulan Rail Transit Technology Co., Ltd Patentee after: SHANDONG HEZE DETONG NEW MATERIAL TECHNOLOGY Co.,Ltd. Address before: 110000 Sanjiazi community, cailuo street, Shenbei New District, Shenyang City, Liaoning Province Patentee before: SHENYANG JINGHE CNC TECHNOLOGY DEVELOPMENT Co.,Ltd. |