CN204789122U - Guider is restrainted to vertical hopkinson incident depression bar with adjustable - Google Patents
Guider is restrainted to vertical hopkinson incident depression bar with adjustable Download PDFInfo
- Publication number
- CN204789122U CN204789122U CN201520510590.2U CN201520510590U CN204789122U CN 204789122 U CN204789122 U CN 204789122U CN 201520510590 U CN201520510590 U CN 201520510590U CN 204789122 U CN204789122 U CN 204789122U
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- CN
- China
- Prior art keywords
- depression bar
- retainer
- pedestal
- incident depression
- bar bundle
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to a guider is restrainted to vertical hopkinson incident depression bar with adjustable, which comprises a base, the base is improved level to place and is used for the vertical holder of wearing to establish the incident depression bar and restrainting, it adjusts to realize the motion of relative level face through the drive of horizontal adjustment mechanism between base and the horizontal plane, the regulation of sliding of horizontal, the lengthwise position of realizing the holder through horizontal guiding mechanism, the drive of vertical guiding mechanism respectively between holder and the base. This guider is restrainted to vertical hopkinson incident depression bar with adjustable can realize the position control who places incident depression bar shu jinhang horizontal direction, horizontal, vertical, corner orientation perpendicularly, and overall structure is simple, small, can dismantle, the simple operation.
Description
Technical field
The utility model provides a kind of adjustable vertical Hopkinson incident depression bar bundle guide piece, especially for Measurement of Material Mechanical Performance, belongs to mechanical field.
Background technology
One dimension SHPB(Hopkinson pressure bar) experimental provision is the impact loading device of current experiment, SHPB experimental provision can transmitted at high speed bullet and test material clash into load, SHPB experiment test system is made up of incidence, transmission, energy-absorbing bar and snubber assembly usually, bullet and incident bar collision rift are applied to incident bar impact, this impact passes through incident bar, test specimen, finally propagate into absorbing rod, the snubber assembly being arranged on absorbing rod rear end the impact of absorbing rod will be cushioned, absorbs; In SHPB system, incidence, transmission, energy-absorbing bar all need to be supported by bracing or strutting arrangement, simultaneously, according to stress wave principle, each depression bar is when collision, each impingement area needs well to combine, when collision, excesssive gap or striking face do not fit like a glove, experiment can produce very large error even mistake, and at present, Hopkinson pressure bar bracing or strutting arrangement adopts pad to regulate its height usually, faying face about bottom surface adopts bolt to regulate it, this very difficult adjustment puts in place, waste a large amount of experimental periods, and precision is lower.
In recent years, D S HPB depression bar technology starts to rise, single incident bar becomes the bar bundle of three depression bar compositions, its incident bar regulate require still with one dimension SHPB(Hopkinson pressure bar) consistent, traditional one dimension SHPB(Hopkinson pressure bar) bracing or strutting arrangement do not reach requirement, meanwhile, D S HPB depression bar may be designed to horizontal positioned, also may be designed to vertical placement.
Utility model content
The purpose of this utility model is for above weak point, provides a kind of detachable, adjustment for vertical incident DESIGNING COMPRESSION RODS of placing and is easy to adjustable vertical Hopkinson incident depression bar bundle guide piece.
The scheme that the utility model technical solution problem adopts is a kind of adjustable vertical Hopkinson incident depression bar bundle guide piece, comprise pedestal, on described pedestal, horizontal positioned has the retainer for vertically wearing incident depression bar bundle, drive the motor adjustment realizing relative level face between described pedestal and surface level through level(l)ing mechanism, between described retainer and pedestal, drive horizontal, the lengthwise position slippage that realize retainer to regulate through transverse adjusting mechanism, longitudinal adjusting mechanism respectively.
Further, the shape of described pedestal is discoid, the inner bottom part of described pedestal is the slot to make way passed through for incident depression bar bundle, the peripheral part of described pedestal is installed with some rod members for installing level(l)ing mechanism, the shape of described retainer is discoid, offers at least three roads for vertically wearing the through hole of incident depression bar bundle in the middle part of described retainer.
Further, the quantity of described rod member at least three sections, the reverse extending line of described rod member is all crossing with the center of circle of discoid pedestal.
Further, described level(l)ing mechanism comprises adjustment bolt A, retainer nut A, clamping screw, described retainer nut A is spirally connected with adjustment bolt A, described rod member offers and the threaded hole A adjusting bolt A and coordinate, also offers the unthreaded hole coordinated with clamping screw.
Further, the end of described adjustment bolt A is down extended with a polished rod A.
Further, described transverse adjusting mechanism and longitudinal adjusting mechanism are four groups of mechanisms that structure is identical, and wherein the line in two groups of transverse adjusting mechanisms and the pedestal center of circle is perpendicular to the line in two groups of longitudinal adjusting mechanisms and the pedestal center of circle.
Further, described transverse adjusting mechanism and longitudinal adjusting mechanism include and adjust bolt B, retainer nut B, cushion block, described adjustment bolt B and retainer nut B threaded, the outer circumferential side of described pedestal offers and the threaded hole B adjusting bolt B and coordinate, described cushion block comprises the arc block adapted with the peripheral shape of retainer, described arc block is provided with cylindrical hole, and the end of described adjustment bolt B is extended with one for inserting the polished rod B of cylindrical hole.
Further, also comprise the retainer spanner realizing rotating adjustment for rotating retainer, described retainer spanner is at least provided with two straight pins, the circumferential surface of described retainer offers the jack that some sizes and described straight pin adapt, the distance between two adjacent receptacle is consistent with the distance between two adjacent straight pins.
Compared with prior art, the utility model has following beneficial effect: this adjustable vertical Hopkinson incident depression bar bundle guide piece can realize vertical position adjustments of placing incident depression bar Shu Jinhang horizontal direction, transverse direction, longitudinal direction, corner direction, and one-piece construction is simple, volume is little, detachable, simple operation.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model patent is further illustrated.
Fig. 1 is the structural representation of this utility model;
Fig. 2 is the exploded perspective view of this utility model;
Fig. 3 is the vertical view of this utility model;
Fig. 4 is the explosive view of level(l)ing mechanism;
Fig. 5 is the explosive view of transverse adjusting mechanism, longitudinal adjusting mechanism;
Fig. 6 is the structural representation of retainer spanner;
Fig. 7 is the working state schematic representation one of this utility model;
Fig. 8 is the working state schematic representation two of this utility model;
In figure:
1-pedestal; 2-retainer; The incident depression bar bundle of 3-; 4-slot to make way; 5-rod member; 6-through hole; 7-adjusts bolt A; 8-retainer nut A; 9-clamping screw; 10-threaded hole A; 11-unthreaded hole; 12-polished rod A; 13-adjusts bolt B; 14-retainer nut B; 15-cushion block; 16-threaded hole B; 17-arc block; 18-cylindrical hole; 19-polished rod B; 20-retainer spanner; 21-straight pin; 22-jack.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
As shown in Fig. 1 ~ 8, a kind of adjustable vertical Hopkinson incident depression bar bundle guide piece, comprise pedestal 1, on described pedestal 1, horizontal positioned has the retainer 2 for vertically wearing incident depression bar bundle 3, drive through level(l)ing mechanism the motor adjustment realizing relative level face between described pedestal 1 and surface level, between described retainer 2 and pedestal 1, drive horizontal, the lengthwise position slippage that realize retainer 2 to regulate through transverse adjusting mechanism, longitudinal adjusting mechanism respectively.
In the present embodiment, the shape of described pedestal 1 is discoid, the inner bottom part of described pedestal 1 is the slot to make way 4 passed through for incident depression bar bundle 3, the peripheral part of described pedestal 1 is installed with some rod members 5 for installing level(l)ing mechanism, the shape of described retainer 2 is discoid, offers at least three roads for vertically wearing the through hole 6 of incident depression bar bundle 3 in the middle part of described retainer 2.
In the present embodiment, the quantity at least three sections of described rod member 5, the reverse extending line of described rod member 5 is all crossing with the center of circle of discoid pedestal 1.
In the present embodiment, described level(l)ing mechanism comprises adjustment bolt A7, retainer nut A8, clamping screw 9, described retainer nut A8 is spirally connected with adjustment bolt A7, described rod member 5 offers and the threaded hole A10 adjusting bolt A7 and coordinate, also offers the unthreaded hole 11 coordinated with clamping screw 9.
In the present embodiment, the end of described adjustment bolt A7 is down extended with a polished rod A12.
In the present embodiment, described transverse adjusting mechanism and longitudinal adjusting mechanism are four groups of mechanisms that structure is identical, and wherein the line in two groups of transverse adjusting mechanisms and the pedestal center of circle is perpendicular to the line in two groups of longitudinal adjusting mechanisms and the pedestal center of circle.
In the present embodiment, described transverse adjusting mechanism and longitudinal adjusting mechanism include and adjust bolt B 13, retainer nut B14, cushion block 15, described adjustment bolt B 13 and retainer nut B14 threaded, the outer circumferential side of described pedestal 1 offers and the threaded hole B16 adjusting bolt B 13 and coordinate, described cushion block 15 comprises the arc block 17 adapted with the peripheral shape of retainer, described arc block is provided with cylindrical hole 18, the end of described adjustment bolt B 13 is extended with one for inserting the polished rod B19 of cylindrical hole, reduce wearing and tearing when adjustment bolt B 13 rotates and between cushion block 15, improve positioning precision simultaneously.
In the present embodiment, also comprise the retainer spanner 20 realizing rotating adjustment for rotating retainer 2, described retainer spanner 20 is at least provided with two straight pins 21, the distance circumferential surface of described retainer offered between jack 22, two adjacent receptacle that some sizes and described straight pin adapt is consistent with the distance between two adjacent straight pins.
Specific implementation process: incident depression bar bundle supports through the through hole in the middle part of retainer by (1); (2) screwed in by retainer nut A in adjustment bolt A, then screwed in the threaded hole A in pedestal by adjustment bolt A, polished rod A withstands on the datum clamp face below mechanism, effectively can reduce the friction bottom when adjustment bolt A rotates and between datum clamp face; (3) each adjustment bolt A of adjustment screws in the length of pedestal further, and after adjusting base to horizontal level, locking retainer nut A and clamping screw, can realize stepless changing, have Adjustment precision high, and structure is simple, easy to adjust, locates the advantages such as reliable; (4) retainer nut B is screwed in adjustment bolt B, again adjustment bolt B is screwed in the threaded hole B on pedestal, adjust the horizontal, longitudinal to precalculated position of retainer respectively, then lock retainer nut B, polished rod B heads in the cylindrical hole on arc block, can realize stepless changing, there is Adjustment precision high, structure is simple, easy to adjust, locates the advantages such as reliable; (5) straight pin of retainer spanner is inserted the jack of two-phase neighbour arbitrarily on retainer, rotate retainer spanner and drive retainer to rotate, carry out the adjustment of incident depression bar bundle on corner direction, there is the advantages such as easy to adjust, reliable.
Above-listed preferred embodiment; the purpose of this utility model, technical scheme and advantage are further described; be understood that; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. adjustable vertical Hopkinson incident depression bar bundle guide piece, it is characterized in that: comprise pedestal, on described pedestal, horizontal positioned has the retainer for vertically wearing incident depression bar bundle, drive the motor adjustment realizing relative level face between described pedestal and surface level through level(l)ing mechanism, between described retainer and pedestal, drive horizontal, the lengthwise position slippage that realize retainer to regulate through transverse adjusting mechanism, longitudinal adjusting mechanism respectively.
2. adjustable vertical Hopkinson according to claim 1 incident depression bar bundle guide piece, it is characterized in that: the shape of described pedestal is discoid, the inner bottom part of described pedestal is the slot to make way passed through for incident depression bar bundle, the peripheral part of described pedestal is installed with some rod members for installing level(l)ing mechanism, the shape of described retainer is discoid, offers at least three roads for vertically wearing the through hole of incident depression bar bundle in the middle part of described retainer.
3. adjustable vertical Hopkinson according to claim 2 incident depression bar bundle guide piece, it is characterized in that: the quantity of described rod member at least three sections, the reverse extending line of described rod member is all crossing with the center of circle of discoid pedestal.
4. adjustable vertical Hopkinson according to claim 2 incident depression bar bundle guide piece, it is characterized in that: described level(l)ing mechanism comprises adjustment bolt A, retainer nut A, clamping screw, described retainer nut A is spirally connected with adjustment bolt A, described rod member offers and the threaded hole A adjusting bolt A and coordinate, also offer the unthreaded hole coordinated with clamping screw.
5. adjustable vertical Hopkinson according to claim 4 incident depression bar bundle guide piece, is characterized in that: the end of described adjustment bolt A is down extended with a polished rod A.
6. adjustable vertical Hopkinson according to claim 1 incident depression bar bundle guide piece, it is characterized in that: described transverse adjusting mechanism and longitudinal adjusting mechanism are four groups of mechanisms that structure is identical, wherein the line in two groups of transverse adjusting mechanisms and the pedestal center of circle is perpendicular to the line in two groups of longitudinal adjusting mechanisms and the pedestal center of circle.
7. adjustable vertical Hopkinson according to claim 6 incident depression bar bundle guide piece, it is characterized in that: described transverse adjusting mechanism and longitudinal adjusting mechanism include and adjust bolt B, retainer nut B, cushion block, described adjustment bolt B and retainer nut B threaded, the outer circumferential side of described pedestal offers and the threaded hole B adjusting bolt B and coordinate, described cushion block comprises the arc block adapted with the peripheral shape of retainer, described arc block is provided with cylindrical hole, and the end of described adjustment bolt B is extended with one for inserting the polished rod B of cylindrical hole.
8. adjustable vertical Hopkinson according to claim 1 incident depression bar bundle guide piece, it is characterized in that: also comprise the retainer spanner realizing rotating adjustment for rotating retainer, described retainer spanner is at least provided with two straight pins, the circumferential surface of described retainer offers the jack that some sizes and described straight pin adapt, the distance between two adjacent receptacle is consistent with the distance between two adjacent straight pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520510590.2U CN204789122U (en) | 2015-07-15 | 2015-07-15 | Guider is restrainted to vertical hopkinson incident depression bar with adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520510590.2U CN204789122U (en) | 2015-07-15 | 2015-07-15 | Guider is restrainted to vertical hopkinson incident depression bar with adjustable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204789122U true CN204789122U (en) | 2015-11-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520510590.2U Expired - Fee Related CN204789122U (en) | 2015-07-15 | 2015-07-15 | Guider is restrainted to vertical hopkinson incident depression bar with adjustable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204789122U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964871A (en) * | 2015-07-15 | 2015-10-07 | 福建江夏学院 | Adjustable vertical Hopkinson incident pressure bar bundle guide device and use method thereof |
| CN112577813A (en) * | 2020-12-04 | 2021-03-30 | 西南交通大学 | Be used for disconnect-type hopkinson depression bar test piece positioner |
| CN117960693A (en) * | 2024-03-28 | 2024-05-03 | 中国航天三江集团有限公司 | Online clean air knife blowing device for optical element |
-
2015
- 2015-07-15 CN CN201520510590.2U patent/CN204789122U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964871A (en) * | 2015-07-15 | 2015-10-07 | 福建江夏学院 | Adjustable vertical Hopkinson incident pressure bar bundle guide device and use method thereof |
| CN112577813A (en) * | 2020-12-04 | 2021-03-30 | 西南交通大学 | Be used for disconnect-type hopkinson depression bar test piece positioner |
| CN117960693A (en) * | 2024-03-28 | 2024-05-03 | 中国航天三江集团有限公司 | Online clean air knife blowing device for optical element |
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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: 20151118 Termination date: 20180715 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |