CN208366744U - A kind of fastener double shear experiment tooling - Google Patents
A kind of fastener double shear experiment tooling Download PDFInfo
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- CN208366744U CN208366744U CN201820917107.6U CN201820917107U CN208366744U CN 208366744 U CN208366744 U CN 208366744U CN 201820917107 U CN201820917107 U CN 201820917107U CN 208366744 U CN208366744 U CN 208366744U
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- cutter
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- double shear
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Abstract
The utility model relates to a kind of fastener double shear experiment toolings, are mainly used for fastener test.Fastener detects mainly using traditional manual type.Incision cutter groove is arranged on base body in the utility model, lower cutter ontology is located in incision cutter groove, lower detection groove and upper cutter slot are arranged on lower cutter ontology, upper cutter ontology and upper cutter slot cooperate, upper detection groove is arranged on upper cutter ontology, lower detection groove and upper detection groove cooperate, the bottom surface of lower cutter ontology is arranged in location hole, the top surface of incision cutter groove is arranged in pilot hole, pilot hole is connected to cushion hole, locating piece is embedded in positioning hole, locating piece is fixed with guide pad, buffer spring is located in cushion hole, and the bottom surface of guide pad and the end thereof contacts of buffer spring, the other end of buffer spring and the bottom surface of cushion hole are fixed, the wall surface of incision cutter groove is arranged in guide groove, guide post is mounted on the wall surface of lower cutter ontology, guide post is in guide groove.Guarantee the accuracy of test result.
Description
Technical field
The utility model relates to a kind of fastener double shear experiment toolings, are mainly used for fastener test.
Background technique
Currently, fastener detection is mainly using traditional manual type.Artificial detection not only large labor intensity, production
Inefficiency, and there may be biggish errors for the data measured, are in addition easy artificially to cause defective products.Apply identical pressure
The pressure being subject in the case where power due to detection piece moment is excessive, is easy to will test part cutting, causes testing result not accurate enough,
It cannot more fully be applied.
In view of this, it is double to disclose a kind of high-intensity fasteners in the patent document application No. is 201210493834.1
Scissor test tooling, including bottom knife and lower end surface set reeded cutter, bottom knife have bottom and extend upwardly from the bottom portion,
Symmetrically arranged both ends are spaced, offer being inserted into for fastener for coaxial-symmetrical setting on the both ends of the bottom knife respectively
Circular hole；The flute wall surfaces of the cutter groove are inlaid with hard alloy layer；The hole wall surface of the circular hole of the bottom knife is inlayed
Embedded with hard alloy layer.Above-mentioned documents, which are deposited, to be replaced bottom knife again and is difficult to position, and is carried out in the fastener for different size
When detection, bottom knife is needed replacing, bottom knife is difficult to position when bottom knife is installed.
Utility model content
The purpose of the utility model is to overcome the above deficiencies in the existing technologies, and provide a kind of structure design conjunction
The fastener double shear experiment tooling of reason.
The technical scheme in the invention for solving the above technical problem is: the fastener double shear experiment tooling, including bottom
Seat, lower cutter and upper cutter, the lower cutter are mounted on the base, and the upper cutter is mounted on lower cutter, design feature
It is: further includes buffer gear and guiding mechanism, the pedestal includes base body and incision cutter groove, under the lower cutter includes
Cutter body, lower detection groove and upper cutter slot, the upper cutter include upper cutter ontology and upper detection groove, the buffer
Structure includes locating piece, guide pad, buffer spring, location hole, pilot hole and cushion hole, and the guiding mechanism includes guide post and leads
To slot；The incision cutter groove is arranged on base body, and the lower cutter ontology is located in incision cutter groove, the lower detection groove
It is arranged on lower cutter ontology with upper cutter slot, the upper cutter ontology and upper cutter slot cooperate, and the upper detection groove is set
It sets on upper cutter ontology, the lower detection groove and upper detection groove cooperate, and lower cutter ontology is arranged in the location hole
The top surface of incision cutter groove is arranged in bottom surface, the pilot hole, and the pilot hole is connected to cushion hole, and the locating piece is embedded in positioning
In hole, the locating piece is fixed with guide pad, and the buffer spring is located in cushion hole, and the bottom surface of guide pad and buffer spring
End thereof contacts, the other end of the buffer spring and the bottom surface of cushion hole fix, and incision cutter groove is arranged in the guide groove
Wall surface, the guide post are mounted on the wall surface of lower cutter ontology, and the guide post is in guide groove.Guarantee the standard of test result
True property.
Further, the guide post and the shape of guide groove are trapezoidal.Convenient for the Fast Installation of lower lower cutter.
Further, the lower detection groove and upper detection groove are semi-circular recesses.Part clamping can be will test.
Further, the diameter of the lower detection groove and the diameter of upper detection groove are equal.
Further, the buffer spring is compressed spring.Buffer function is played to part more than lower cutter, avoids examining
Part fracture is built in survey.
Further, under free state, the height of buffer spring is more than or equal to the total of pilot hole and cushion hole height
With.It plays a supporting role to lower cutter.
Further, the cushion hole is blind hole.Convenient for the installation of reset spring.
Further, the lower detection groove and upper detection groove form detection hole, are equipped with detection piece in detection hole.Make
It is more accurate to obtain testing result.
Further, the upper cutter ontology is located in upper cutter slot.
Further, there are gaps for the bottom surface of the lower cutter ontology and the top surface of incision cutter groove.More than can be to lower cutter
Part play the role of buffering.
Compared with prior art, the utility model has the advantage that fasten by the fastener double shear experiment tooling
The test performance of part is more accurate, and the lower cutter of the fastener double shear experiment tooling can be realized in replacement by guiding mechanism
To the Fast Installation of lower cutter, the installation of simultaneous buffering mechanism can be avoided effectively, apply constant pressure condition
Under, since detection piece moment stress is excessive, it will test the appearance of part cutting, buffering can be played the role of to lower cutter.
Detailed description of the invention
Fig. 1 is the exploded perspective structural schematic diagram of the fastener double shear experiment tooling of the utility model embodiment.
Fig. 2 is the portion the A enlarged structure schematic diagram in Fig. 1.
Fig. 3 is the schematic perspective view of the fastener double shear experiment tooling of the utility model embodiment.
Fig. 4 is the schematic perspective view of the pedestal of the utility model embodiment.
Fig. 5 is the schematic perspective view of the lower cutter of the utility model embodiment.
In figure: pedestal 1, lower cutter 2, upper cutter 3, buffer gear 4, guiding mechanism 5, detection piece 6, base body 11, under
Cutter slot 12, lower cutter ontology 21, lower detection groove 22, upper cutter slot 23, upper cutter ontology 31, upper detection groove 32, positioning
Block 41, guide pad 42, buffer spring 43, location hole 44, pilot hole 45, cushion hole 46, guide post 51, guide groove 52.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing and by embodiment, and following embodiment is pair
The explanation of the utility model and the utility model is not limited to following embodiment.
Embodiment.
Referring to figs. 1 to 5, it should however be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc. are only used
To cooperate the revealed content of specification, so that those skilled in the art understands and reads, it is practical new to be not limited to this
The enforceable qualifications of type, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or size
Adjustment it is practical new should all still to fall in this in the case where not influencing the effect of the utility model can be generated and the purpose that can reach
In the range of the revealed technology contents of type can be covered.Meanwhile if in this specification with reference as "upper", "lower", " left side ",
The term on " right side ", " centre " and " one " etc. is merely convenient to being illustrated for narration, rather than enforceable to limit the utility model
Range, relativeness are altered or modified, under the content of no substantial changes in technology, enforceable when being also considered as the utility model
Scope.
Fastener double shear experiment tooling in the present embodiment, including pedestal 1, lower cutter 2, upper cutter 3, include buffer gear 4
With guiding mechanism 5, lower cutter 2 is mounted on pedestal 1, and upper cutter 3 is mounted on lower cutter 2, and pedestal 1 includes 11 He of base body
Incision cutter groove 12, lower cutter 2 include lower cutter ontology 21, lower detection groove 22 and upper cutter slot 23, and upper cutter 3 includes upper cutter
Ontology 31 and upper detection groove 32, buffer gear 4 include locating piece 41, guide pad 42, buffer spring 43, location hole 44, guiding
Hole 45 and cushion hole 46, guiding mechanism 5 include guide post 51 and guide groove 52.
Incision cutter groove 12 in the present embodiment is arranged on base body 11, and lower cutter ontology 21 is located at incision cutter groove 12
Interior, lower detection groove 22 and upper cutter slot 23 are arranged on lower cutter ontology 21, and upper cutter ontology 31 is matched with upper cutter slot 23
It closes, upper detection groove 32 is arranged on upper cutter ontology 31, and lower detection groove 22 cooperates with upper detection groove 32, and location hole 44 is set
It sets in the bottom surface of lower cutter ontology 21, the top surface of incision cutter groove 12 is arranged in pilot hole 45, and pilot hole 45 is connected to cushion hole 46,
For locating piece 41 in location hole 44, locating piece 41 and guide pad 42 are fixed, and buffer spring 43 is located in cushion hole 46, and are oriented to
The bottom surface of block 42 and the end thereof contacts of buffer spring 43, the bottom surface of the other end and cushion hole 46 of buffer spring 43 are fixed, and are oriented to
The wall surface of incision cutter groove 12 is arranged in slot 52, and guide post 51 is mounted on the wall surface of lower cutter ontology 21, and guide post 51 is embedded in guiding
In slot 52.
Under normal conditions, guide post 51 and the shape of guide groove 52 are trapezoidal；Lower detection groove 22 and upper detection groove
32 be semi-circular recesses；The diameter of the diameter of lower detection groove 22 and upper detection groove 32 is equal；Buffer spring 43 is compression
Spring；Under free state, the height of buffer spring 43 is more than or equal to the summation of pilot hole 45 and 46 height of cushion hole；Buffering
Hole 46 is blind hole；Lower detection groove 22 forms detection hole with upper detection groove 32, is equipped with detection piece 6 in detection hole；Upper cutter
Ontology 31 is located in upper cutter slot 23；There are gaps for the bottom surface of lower cutter ontology 21 and the top surface of incision cutter groove 12.
Specifically, it will test part 6 to be placed on lower detection groove 22, then upper detection groove 32 be stuck on detection piece 6,
Apply constant pressure to upper cutter ontology 3, upper cutter ontology 3 is pressed downward, since 6 moment of detection piece receives the pressure of application
Power avoids 6 end check of detection piece, can play the role of buffering to detection piece 6 by buffer gear 4, in the inspection for being directed to different model
Surveying 6 test experiments of part is, can used guiding mechanism 5 realize the quick-replaceable of lower cutter 2 and upper cutter 3；It installs simple and convenient；It is suitable
Double shear for different size fastener is tested；The device is able to satisfy the double shear requirement of national standard and American Standard fastener, improves test
The working efficiency of member.
In addition, it should be noted that, the specific embodiments described in this specification, the shape of parts and components are named
Title etc. can be different, and above content is only to the utility model structure example explanation described in this specification.
All equivalence changes or simple change done according to structure, feature and principle described in the concept of the patent of the utility model, are wrapped
It includes in the protection scope of the utility model patent.Those skilled in the art of the present invention can be to described
Specific embodiment does various modifications or additions or is substituted in a similar manner, without departing from the knot of the utility model
Structure or beyond the scope defined by this claim, all should belong to the protection range of the utility model.
Claims (10)
1. a kind of fastener double shear experiment tooling, including pedestal, lower cutter and upper cutter, the lower cutter are mounted on the base,
The upper cutter is mounted on lower cutter, it is characterised in that: further includes buffer gear and guiding mechanism, the pedestal includes pedestal
Ontology and incision cutter groove, the lower cutter include that lower cutter ontology, lower detection groove and upper cutter slot, the upper cutter include upper
Cutter body and upper detection groove, the buffer gear include that locating piece, guide pad, buffer spring, location hole, pilot hole are gentle
Punching, the guiding mechanism include guide post and guide groove；The incision cutter groove is arranged on base body, the lower cutter sheet
Body is located in incision cutter groove, and the lower detection groove and upper cutter slot are arranged on lower cutter ontology, the upper cutter ontology
Cooperate with upper cutter slot, the upper detection groove is arranged on upper cutter ontology, and the lower detection groove is matched with upper detection groove
It closes, the bottom surface of lower cutter ontology is arranged in the location hole, and the top surface of incision cutter groove, the pilot hole is arranged in the pilot hole
It is connected to cushion hole, the locating piece is embedded in positioning hole, and the locating piece is fixed with guide pad, and the buffer spring is located at slow
In punching, and the end thereof contacts of the bottom surface of guide pad and buffer spring, the other end of the buffer spring and the bottom surface of cushion hole
Fixed, the wall surface of incision cutter groove is arranged in the guide groove, and the guide post is mounted on the wall surface of lower cutter ontology, the guiding
Column is in guide groove.
2. fastener double shear experiment tooling according to claim 1, it is characterised in that: the shape of the guide post and guide groove
Shape is trapezoidal.
3. fastener double shear experiment tooling according to claim 1, it is characterised in that: the lower detection groove and upper detection
Groove is semi-circular recesses.
4. fastener double shear experiment tooling according to claim 1, it is characterised in that: it is described it is lower detection groove diameter and
The diameter of upper detection groove is equal.
5. fastener double shear experiment tooling according to claim 1, it is characterised in that: the buffer spring is compression bullet
Spring.
6. fastener double shear experiment tooling according to claim 1, it is characterised in that: under free state, buffer spring
Height is more than or equal to the summation of pilot hole and cushion hole height.
7. fastener double shear experiment tooling according to claim 1, it is characterised in that: the cushion hole is blind hole.
8. fastener double shear experiment tooling according to claim 1, it is characterised in that: the lower detection groove and upper detection
Groove forms detection hole, is equipped with detection piece in detection hole.
9. fastener double shear experiment tooling according to claim 1, it is characterised in that: the upper cutter ontology, which is located at, above to be cut
In cutter groove.
10. fastener double shear experiment tooling according to claim 1, it is characterised in that: the bottom surface of the lower cutter ontology
There are gaps with the top surface of incision cutter groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820917107.6U CN208366744U (en) | 2018-06-13 | 2018-06-13 | A kind of fastener double shear experiment tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820917107.6U CN208366744U (en) | 2018-06-13 | 2018-06-13 | A kind of fastener double shear experiment tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208366744U true CN208366744U (en) | 2019-01-11 |
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ID=64929091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820917107.6U Active CN208366744U (en) | 2018-06-13 | 2018-06-13 | A kind of fastener double shear experiment tooling |
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| CN (1) | CN208366744U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213183A (en) * | 2020-10-16 | 2021-01-12 | 大连理工大学 | Test fixture for testing shearing-resistant bearing capacity of wooden pin in wooden structure double-shear connection |
| CN114055238A (en) * | 2021-11-19 | 2022-02-18 | 河南航天精工制造有限公司 | Double shear cutter and broken piece taking-out tool for double shear cutter |
-
2018
- 2018-06-13 CN CN201820917107.6U patent/CN208366744U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213183A (en) * | 2020-10-16 | 2021-01-12 | 大连理工大学 | Test fixture for testing shearing-resistant bearing capacity of wooden pin in wooden structure double-shear connection |
| CN114055238A (en) * | 2021-11-19 | 2022-02-18 | 河南航天精工制造有限公司 | Double shear cutter and broken piece taking-out tool for double shear cutter |
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