CN210108657U - Two-coordinate adjustable vibration test fixture - Google Patents
Two-coordinate adjustable vibration test fixture Download PDFInfo
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- CN210108657U CN210108657U CN201921156613.9U CN201921156613U CN210108657U CN 210108657 U CN210108657 U CN 210108657U CN 201921156613 U CN201921156613 U CN 201921156613U CN 210108657 U CN210108657 U CN 210108657U
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- shaped groove
- sliding
- vibration test
- clamp
- slide rail
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Abstract
The utility model discloses an adjustable vibration test anchor clamps of two coordinates, including anchor clamps main part, slide rail, sliding block, fastener. A T-shaped groove I is formed in the clamp body along the X direction, the slide rail can move along the T-shaped groove I, and the axial direction of the slide rail is 90 degrees vertical to the axial direction of the T-shaped groove I of the clamp body. T type groove II is seted up along length direction to the slide rail, and the sliding block moves along slide rail T type groove II. Planar design fixed orifices II on the sliding block realizes fixing of vibration test spare and anchor clamps. The clamp of the utility model can be matched with the positions of the fixing holes of different vibration test pieces, realizes free adjustment in X, Y two directions, is suitable for vibration tests of products with different sizes, and has wide universality; the requirement of newly developed products on the variety of the clamp is greatly reduced, the product development period is shortened, the new product development cost is reduced, and the clamp has higher practical value and market popularization prospect.
Description
Technical Field
The utility model relates to a test fixture especially relates to an adjustable vibration test fixture of two coordinates.
Background
When industrial products are subjected to reliability vibration tests, a clamp is generally used for transitively mounting the products to be subjected to the vibration tests on a worktable of standard vibration test equipment. The vibration test fixture not only ensures the reliable connection of a tested product and the fixture, but also realizes the reliable clamping of the fixture on the table board of the vibration test equipment, and transmits the exciting force 1:1 of the vibration table to the tested product. The vibration table is usually in a square or round flat plate structure form, and threaded holes are reserved on the working table according to a certain rule. The tested equipment is usually various in shape and size, and a corresponding vibration test fixture is specially designed for each new product to carry out vibration test. The common clamp has no universality, and the requirement of a vibration test of different tested products can not be met by one clamp.
Document 1: dawning, thermal battery universal vibrating fixture design power technology 2015, 8 months: 1691 to 1693. The general vibration clamp proposed by the document is of a flat plate type structure, a series of holes are formed in the clamp and are connected with a vibration table, and a test piece and the clamp are fixed in a mode of forming a connecting hole. The universal fixture only takes the fixture as a blank, different fixing holes are required to be formed in the fixture for test pieces of different sizes, the connection mode is single and unadjustable, the production efficiency is low, and the variety of the fixture is large.
Document 2: zhang Chen, Weijufang, design spacecraft environmental engineering with the ultra-high fundamental frequency fixture for the vibration test of satellite electronic equipment 2016 years 2 months: 77-81. The clamp in the radiation rib plate structure form proposed by the document is connected with the vibrating table through a series of holes, and the tested piece is connected with the clamp through a screw. Belongs to a customized product, and the clamp has no universality. Every new model product carries out vibration test and all needs independent design preparation to correspond anchor clamps, and manufacturing cost is higher, and production cycle is longer, and production efficiency is low.
SUMMERY OF THE UTILITY MODEL
Poor to ordinary vibration test anchor clamps commonality, the problem of an anchor clamps multipurpose can't be realized, the utility model provides a reduce anchor clamps variety, shorten vibration test preparation time, reduce the adjustable vibration test anchor clamps of two coordinates of new product development cost.
In order to solve the above problem, the utility model adopts the following technical scheme: the utility model provides an adjustable vibration test anchor clamps of two coordinates promptly, including anchor clamps main part, slide rail, sliding block, fastener.
The clamp main body is of a flat plate type structure, a series of holes are formed in the plane, and the clamp main body is connected with a reserved threaded hole in the vibration table through bolts. A T-shaped groove I is formed in the clamp body along the X direction, a sliding nut I is installed in the T-shaped groove I, and the sliding nut I can move along the X direction. The number of the T-shaped grooves I can be single or multiple according to the specific size of the clamp.
The slide rail is the bar part, and the slide rail reverse side has boss I with length vertical direction processing, and I embedding anchor clamps main part of boss can be followed I removals in T type groove I that correspond, and slide rail axial direction becomes 90 degrees verticalities with I axial direction in anchor clamps main part T type groove, and the slide rail slides along I in T type groove. A T-shaped groove II is formed in the sliding rail along the length direction, a sliding nut II is installed in the T-shaped groove II, and the sliding nut II moves in the T-shaped groove II along the axial direction of the sliding rail. A fixing hole I is formed in the position of a boss I at the bottom in the T-shaped groove II of the slide rail, the slide rail is connected with a sliding nut I in the T-shaped groove I of the clamp main body through a bolt penetrating through the fixing hole I2, and the slide rail is fixed on the clamp main body.
The sliding block is square part, and bottom surface design boss II imbeds in slide rail T type groove II, moves along slide rail T type groove II. Planar design fixed orifices II on the sliding block realizes fixing of vibration test spare and anchor clamps. The sliding block center trompil III, the fastener passes hole III and makes sliding block and slide rail T type inslot II fixed. After the fastener is screwed down, the sliding block can be fixed on the sliding rail, so that the position of the vibration test piece is fixed on the two-coordinate adjustable vibration test fixture.
When T type groove I be equipped with a plurality ofly, T type groove I parallel arrangement each other, T type groove I can use T shape milling cutter to process.
Threaded holes are formed in two ends of the T-shaped groove I and the T-shaped groove II, and the T-shaped groove I and the T-shaped groove II are screwed in to play a limiting role to prevent the sliding nut in the groove from being separated when the sliding nut moves.
The connecting piece be fixed orifices II or convex cylinder, tapping in the cylinder for fixed top test piece.
The series of holes, the fixing holes I and the holes III are preferably set to be step holes, screw heads can be hidden in the step holes and do not protrude out of the upper surface of the part, and the screw heads are prevented from obstructing the sliding rail from moving on the clamp main body.
The sliding nut I and the sliding nut II are preferably square part structures and can be in other structural forms as long as the appearance structure of the sliding nut ensures that the part can not rotate after being embedded into the T-shaped groove. The center of the groove is provided with a threaded hole. The sliding nut I and the sliding nut II are preferably in the structural form with the same specification.
The vibration test fixture with the two adjustable coordinates can be further provided with a handle, and the handle is arranged on the side face of the fixture main body. The handle is arranged to assist in carrying.
Compared with the prior art, the utility model, following beneficial effect has:
the clamp of the utility model can be matched with the positions of the fixing holes of different vibration test pieces, realizes free adjustment in X, Y two directions, is suitable for vibration tests of products with different sizes, and has wide universality; the requirement of newly developed products on the variety of the clamp is greatly reduced, the product development period is shortened, the new product development cost is reduced, and the clamp has higher practical value and market popularization prospect.
Drawings
FIG. 1-1 is a schematic view of a front side structure of a two-coordinate adjustable vibration test fixture;
FIG. 1-2 is a bottom view of FIG. 1-1;
FIG. 1-3 is a simplified side view of the FIG. 1-1;
FIG. 2 is an isometric view of a two coordinate adjustable vibration test fixture;
FIG. 3-1 is a view showing the outer shape of the main body of the jig
FIG. 3-2 is a side view of FIG. 3-1;
FIG. 4-1 is a slide rail profile view;
FIG. 4-2 is a top view of FIG. 4-1;
FIG. 4-3 is a side view of FIG. 4-1;
FIG. 4-4 is a bottom view of FIG. 4-1;
FIG. 5-1 is a slider profile view;
FIG. 5-2 is a top view of FIG. 5-1;
FIG. 5-3 is a side view of FIG. 5-1;
FIG. 6-1 is an external view of the slip nut;
FIG. 6-2 is a side view of FIG. 6-1;
fig. 7 application example 1: the schematic diagram of the installation of the printed board products on the clamp of the utility model is shown;
fig. 8 application example 2: the transformer class product is in the utility model discloses install the schematic diagram on the anchor clamps.
Wherein, 1 is a clamp main body, 2 is a slide rail, 3 is a slide block, 4 is a fastener, 5 is a handle, and 6 is a threaded hole; the device comprises a series of holes 11, T-shaped grooves I12 and a sliding nut I14;
the device comprises a boss I21, a T-shaped groove II 22, a fixing hole I23 and a sliding nut II 24;
boss II 31, connecting piece 32, hole III 33.
Detailed Description
The present invention will be further explained below.
As shown in fig. 1-1 to 6-2, the utility model provides an adjustable vibration test anchor clamps of two coordinates, including anchor clamps main part 1, slide rail 2, sliding block 3, fastener 4, handle 5.
As shown in fig. 1-1 to 1-3, 2, 3-1, 3-2, the jig main body 1 is machined from an aluminum plate 5a05 (H112). The clamp body 1 is provided with T-shaped grooves I12 which are parallel to each other along the X direction, and the T-shaped grooves I12 can be machined by a T-shaped milling cutter. The clamp main body 1 is of a flat plate type structure, and a plurality of step holes (series of holes 11) are processed on the plane of the clamp main body and used for fixing the series of holes of the clamp on the vibration table top (both a horizontal vibration table top and a vertical vibration table top). The screw head can be hidden by the stepped hole and does not protrude out of the upper surface of the part, so that the screw head is prevented from obstructing the sliding rail 2 from moving on the clamp body 1. A sliding nut I14 is arranged in the T-shaped groove I12, and the sliding nut I14 can move along the X direction. Threaded holes 6 are formed in two ends of each T-shaped groove I12, and the threaded holes play a role in limiting after screws are screwed in, so that sliding nuts I14 in the T-shaped grooves I12 are prevented from being separated when moving. The surface of the part is plated by hard anodizing 40 μm (Al/Et. A40hd), so that the hardness of the part is enhanced and the part has good wear resistance.
As shown in fig. 1-1 to 1-3, 2, 4-1 to 4-4, the slide rail 2 is a strip-shaped part, and is machined and formed by using an aluminum plate 2a12 (T4). The center of the slide rail 2 is provided with a T-shaped groove along the length direction, and the groove can be processed by a T-shaped milling cutter. The sliding rail is provided with a T-shaped groove II 22 along the length direction, a sliding nut II 24 is installed in the T-shaped groove II 22, and the sliding nut II 24 moves in the T-shaped groove II 22 along the axial direction of the sliding rail. The reverse side of slide rail 2 and length vertical direction processing boss I21, in I12 of T type groove of I21 embedding anchor clamps main part 1 of boss, can follow I12 removal in the T type groove. The axial direction of the slide rail 2 is perpendicular to the axial direction of the I12 type groove of the clamp main body in a 90-degree mode, and the slide rail 2 slides along the I12 type groove of the T-shaped groove. A stepped hole (a fixing hole I23) is formed in the center of the boss I21 and used for installing a locking fixing screw of the sliding rail 2. The screw head is hidden in the step hole, and the movement of the sliding nut II 24 of the sliding rail T-shaped groove II 22 is not influenced. Threaded holes 6 are formed in the two ends of each sliding rail 2, and the sliding rails play a limiting role after screws are screwed in, so that sliding nuts II 24 in the grooves are prevented from being separated when the sliding nuts II are moved. The surface of the part is plated by hard anodizing 40 μm (Al/Et. A40hd), so that the hardness of the part is enhanced and the part has good wear resistance.
As shown in fig. 1-1 to 1-3, 2, 5-1 to 5-3, the slider block 3 is machined from an aluminum plate 2a12 (T4). Two cylinders (connecting piece 32) of slider 3 top protrusion, tapping in the cylinder for fixed top test piece. And a boss II 31 is machined at the bottom of the sliding block 3, and the boss II 31 is embedded into the sliding rail T-shaped groove II 22 and can move along the T-shaped groove II 22. A step hole (a hole III 33) is formed in the center of the sliding block 3, and the sliding block 3 is locked and fixed by matching a screw (a fastening piece 4) with a sliding nut II 24. The surface of the part is plated by hard anodizing 40 μm (Al/Et. A40hd), so that the hardness of the part is enhanced and the part has good wear resistance.
As shown in fig. 1-1 to 1-3, 2 and 6, the sliding nut i 14 and the sliding nut ii 24 are both formed by processing stainless steel plates 06Cr19Ni10, and the parts are square in shape and can be embedded into a T-shaped groove i 12 of a clamp body and a T-shaped groove ii 22 of a slide rail 2 and move along the T-shaped groove. And a threaded hole is machined in the center of the part and is matched with a fastener to lock and fix the part above the part. The overall dimensions of the sliding nut I14 and the sliding nut II 24 need to ensure that the parts cannot rotate after being embedded into the T-shaped groove. And passivating the surface of the part.
As shown in figures 1-1 to 1-3, 2, 3-1 and 3-2, a handle 5 is arranged on the side surface of the clamp body 1, and the handle 5 is an auxiliary action part and is used for carrying the clamp daily.
As shown in FIG. 7, adjust 2 positions of slide rail and can realize X direction position control, adjust the position of sliding block 3 and can realize Y direction position control, use the utility model discloses the technique can adapt to different overall dimension's printing board and carry out vibration test, and application scope is wide.
As shown in figure 7, use the utility model discloses the technique can adapt to different overall dimension transformer class (or similar mounting means components and parts) products and carry out vibration test, convenient to use, and efficiency is high-efficient.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (7)
1. The two-coordinate adjustable vibration test fixture is characterized by comprising a fixture main body (1), a sliding rail (2), a sliding block (3) and a fastener (4);
the clamp main body (1) is of a flat plate type structure, and a series of holes (11) are formed in the plane; a T-shaped groove I (12) is formed in the clamp body (1) along the X direction, a sliding nut I (14) is installed in the T-shaped groove I (12), and the sliding nut I (14) can move along the X direction;
the sliding rail (2) is a strip-shaped part, a boss I (21) is processed on the reverse side of the sliding rail (2) in the direction vertical to the length direction, the boss I (21) is embedded into a T-shaped groove I (12) corresponding to the clamp body and can move along the T-shaped groove I (12), the axial direction of the sliding rail (2) is 90 degrees vertical to the axial direction of the T-shaped groove I (12) of the clamp body, and the sliding rail (2) slides along the T-shaped groove I (12);
a T-shaped groove II (22) is formed in the sliding rail along the length direction, a sliding nut II (24) is installed in the T-shaped groove II (22), and the sliding nut II (24) moves in the T-shaped groove II (22) along the axial direction of the sliding rail; a fixing hole I (23) is formed in the position of a boss I (21) at the bottom in the slide rail T-shaped groove II (22), and a slide rail is connected with a slide nut I (14) in the clamp main body T-shaped groove I (12) through a bolt penetrating through the fixing hole I (23);
the sliding block (3) is a square part, and a boss II (31) is designed on the bottom surface of the sliding block, is embedded into the sliding rail T-shaped groove II (22) and moves along the sliding rail T-shaped groove II (22); the upper plane of the sliding block (3) is provided with a connecting piece 32; a hole III (33) is formed in the center of the sliding block, and a fastener (4) penetrates through the hole III (33) to fix the sliding block (3) and a sliding nut II (24) in the sliding rail T-shaped groove II (22).
2. The two coordinate adjustable vibration test fixture of claim 1, wherein when there are a plurality of T-slots i (12), the T-slots i (12) are arranged parallel to each other.
3. The two-coordinate adjustable vibration test fixture as claimed in claim 1, wherein the T-shaped groove i (12) and the T-shaped groove ii (22) are both provided with threaded holes (6) at both ends.
4. The two-coordinate adjustable vibration test fixture according to claim 1, wherein the connecting member (32) is a fixing hole II or a protruding cylinder, and the cylinder is internally threaded.
5. The two-coordinate adjustable vibration test fixture of claim 1, wherein the series of holes (11), the fixing hole I (23) and the hole III (33) are stepped holes.
6. The two-coordinate adjustable vibration test fixture as claimed in claim 1, wherein the sliding nut I (14) and the sliding nut II (24) are both square parts, and threaded holes are designed in the center positions of the square parts.
7. The two-coordinate adjustable vibration test fixture according to claim 1, further comprising a handle (5), wherein the handle (5) is disposed at a side of the fixture body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921156613.9U CN210108657U (en) | 2019-07-23 | 2019-07-23 | Two-coordinate adjustable vibration test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921156613.9U CN210108657U (en) | 2019-07-23 | 2019-07-23 | Two-coordinate adjustable vibration test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210108657U true CN210108657U (en) | 2020-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921156613.9U Active CN210108657U (en) | 2019-07-23 | 2019-07-23 | Two-coordinate adjustable vibration test fixture |
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| Country | Link |
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| CN (1) | CN210108657U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110319993A (en) * | 2019-07-23 | 2019-10-11 | 中国电子科技集团公司第十四研究所 | Vibration test fixture is adjusted in two coordinates |
| CN114383798A (en) * | 2021-12-24 | 2022-04-22 | 中通客车股份有限公司 | Automobile part vibration test tool and test device |
-
2019
- 2019-07-23 CN CN201921156613.9U patent/CN210108657U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110319993A (en) * | 2019-07-23 | 2019-10-11 | 中国电子科技集团公司第十四研究所 | Vibration test fixture is adjusted in two coordinates |
| CN114383798A (en) * | 2021-12-24 | 2022-04-22 | 中通客车股份有限公司 | Automobile part vibration test tool and test device |
| CN114383798B (en) * | 2021-12-24 | 2024-04-05 | 中通客车股份有限公司 | Vibration test tool and test device for automobile parts |
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