CN211412598U - Test piece clamping device for thermal spraying - Google Patents
Test piece clamping device for thermal spraying Download PDFInfo
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- CN211412598U CN211412598U CN201922131987.1U CN201922131987U CN211412598U CN 211412598 U CN211412598 U CN 211412598U CN 201922131987 U CN201922131987 U CN 201922131987U CN 211412598 U CN211412598 U CN 211412598U
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- extension rod
- test piece
- clamping device
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- groove
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Abstract
The utility model provides a test piece clamping device for thermal spraying, including base, stand, extension rod, test piece chuck, first fixed subassembly and second fixed subassembly, be equipped with first rectangular shape logical groove on the stand, first rectangular shape logical groove vertical setting, first rectangular shape logical groove both sides are equipped with a plurality of second screw holes, the extension rod level passes first rectangular shape logical groove, extension rod center department is equipped with the through-hole, the through-hole coincides with the second screw hole; the extension rod central bilateral symmetry is equipped with the rectangular shape of second and leads to the groove, the test block chuck upper end is equipped with the test block mounting hole, and the lower extreme is equipped with the opening, the opening card is in the extension rod outside. A test block clamping device for hot spraying, can adjust the mounted position of test block on the clamping device, through radial and high two dimension's regulation, compare with fixed test block spraying, the clamping is convenient, can reflect actual part spraying effect, very do benefit to the spraying of internal and external surface part of rotating body.
Description
Technical Field
The utility model belongs to the technical field of hot spraying coating processing, especially, relate to a test block clamping device for hot spraying.
Background
In the thermal spraying process, in order to ensure the reliability of the sprayed technological parameters, the parts of different batches are firstly sprayed with the coating by using a test piece before the coating is sprayed, and the test piece is subjected to corresponding tests, such as a hardness test, a tensile test, a metallographic test and the like, and the parts can be sprayed only after the required coating tests are qualified. The test piece is mainly in the specification of a rectangular sheet (about 100mm multiplied by 20mm multiplied by 1.5 mm) and a round cake (about phi 25mm multiplied by 10 mm), the test piece is arranged on a special rotary table for spraying, the spraying path of the test piece is not the same as that of an actual part, unless the part is in a disc shape or a ring shape and the diameter of the part is as much as that of the rotary table or a fixture, and the spraying position of the test piece is not the same as that of the part in a strict sense, but the spraying process parameters are the same. Therefore, the spraying of the test piece is used to reflect the spraying of the part, and the deviation may bring serious quality influence to high-end industrial parts (such as aviation and aerospace industries) with increasingly improved processing precision.
In order to make the spraying of the test piece reflect the spraying of the part to the maximum extent, the best method is to select a solid part as a test piece to perform the trial spraying first, and start the spraying of the formal part after the test piece is qualified. Although this method is feasible, it is too costly to perform destructive cutting and sampling of the solid parts and then to perform various test tests, which is obviously not the best method for parts made of various expensive materials (such as titanium alloys, high temperature alloys, etc.), and the process is too cumbersome and is not conducive to improving the efficiency of the production process.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a test piece clamping device for thermal spraying to ensure that the test piece is substantially consistent with the spraying of the parts, and to facilitate the detection and reduce the cost.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a test piece clamping device for thermal spraying comprises a base, a stand column, an extension rod, a test piece chuck, a first fixing assembly and a second fixing assembly, wherein a first threaded hole is formed in the base; extension rod center bilateral symmetry is equipped with the rectangular shape of second and leads to the groove, test block chuck upper end is equipped with the test block mounting hole, and the lower extreme is equipped with the opening, the test block chuck is the shape of falling the U, the width of opening is greater than the width of extension rod, the opening card is in the extension rod outside, be equipped with the third screw hole on the wall of opening both sides, the alignment is led to the groove with the rectangular shape of second to the third screw hole, two the test block chuck is fixed on the extension rod through the fixed subassembly of second respectively.
Furthermore, the first fixing assembly comprises a first fixing bolt and a first fixing nut, the first fixing bolt horizontally penetrates through the second threaded hole and the through hole in the center of the extension rod, and is locked by the first fixing nut, so that the extension rod is fixed on the upright post; the second fixing assembly comprises a second fixing bolt and a second fixing nut, the second fixing bolt horizontally penetrates through the third threaded hole and the second long-strip-shaped through groove and is locked through the second fixing nut, and the test piece chuck is fixed on the extension rod.
Furthermore, the stand is circular, the extension rod is square.
Furthermore, the test piece mounting hole is square.
Further, the test piece mounting hole is circular.
Furthermore, the number of the second threaded holes is nine, and the nine second threaded holes are uniformly distributed on the upright column.
Furthermore, the clamping device is made of carbon steel.
Compared with the prior art, a test block clamping device for hot spraying have following advantage:
a test block clamping device for hot spraying to actual part overall dimension reaches and treats the spraying region as the reference, can adjust the mounted position of test block on the clamping device, through the regulation of radial and high two dimensions, thereby make test block position and part be unanimous in week, the spraying of test block just can reflect the part like this and treat the spraying regional spraying of spraying, compare with fixed test block spraying, the clamping is convenient, can reflect actual part spraying effect, very do benefit to the spraying of rotating body internal and external surface part.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic front view of a test piece clamping device for thermal spraying according to the present invention;
fig. 2 is a schematic side view of the test piece clamping device for thermal spraying according to the present invention;
FIG. 3 is an enlarged schematic view of the cartridge of FIG. 1;
fig. 4 is a schematic structural diagram of a specimen holder of the specimen clamping device for thermal spraying according to embodiment 1;
fig. 5 is a schematic structural view of a specimen holder of the specimen clamping device for thermal spraying according to embodiment 2.
Description of reference numerals:
1-a base; 2-a first threaded hole; 3-upright column; 4-a first elongated through slot; 5-an extension rod; 6-a second strip-shaped through groove; 7-a second threaded hole; 8-a third threaded hole; 9-specimen grip holder; 10-test piece mounting hole; 11-a gap.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example 1
A test piece clamping device for thermal spraying is shown in figures 1 and 2 and comprises a base 1, a stand column 3, an extension rod 5, a test piece chuck 9, a first fixing assembly and a second fixing assembly, wherein a first threaded hole 2 is formed in the base 1, the stand column 3 is vertically arranged at the center of the base 1 and is circular, a first strip-shaped through groove 4 is formed in the stand column 3, the first strip-shaped through groove 4 is vertically arranged, nine second threaded holes 7 are formed in two sides of the first strip-shaped through groove 4, the nine second threaded holes 7 are uniformly distributed in the stand column 3, the extension rod is square, the extension rod 5 horizontally penetrates through the first strip-shaped through groove 4, a through hole is formed in the center of the extension rod 5, the through hole is overlapped with the second threaded holes 7, and the extension rod 5 is fixed on the stand column 3 through the first; the first fixing assembly comprises a first fixing bolt and a first fixing nut, the first fixing bolt horizontally penetrates through the second threaded hole 7 and the through hole in the center of the extension rod 5 and is locked through the first fixing nut, and the extension rod 5 is fixed on the stand column 3;
5 central bilateral symmetry of extension rod is equipped with the rectangular shape of second and leads to groove 6, test block chuck 9 upper end is equipped with test block mounting hole 10, test block mounting hole 10 is square, the lower extreme is equipped with opening 11, test block chuck 9 is the shape of falling the U, the width of opening 11 is greater than the width of extension rod 5, opening 11 clamps in the extension rod 5 outside, be equipped with third screw hole 8 on the 11 both sides wall of opening, third screw hole 8 aligns with the rectangular shape of second and leads to groove 6, two test block chucks 9 are fixed on extension rod 5 through the fixed subassembly of second respectively, the fixed subassembly of second includes second fixing bolt and second fixation nut, the second fixing bolt level passes third screw hole 8 and the rectangular shape of second and leads to groove 6, and lock through second fixation nut, fix test block chuck 9 on extension rod 5.
The clamping device is made of carbon steel, is low in cost, simple to install and convenient to operate, and can provide good assistance for thermal spraying processing of parts.
Example 2
The test piece mounting hole 10 is circular, and the other points are the same as in example 1.
A hot spraying is with test block clamping device's working process does:
when the clamping test piece is used for spraying, firstly, the base 1 is butted with the circle center of a rotary table and then placed in the center of the rotary table, the base 1 is fixed on the rotary table through a first threaded hole 2 by using a connecting bolt, a square extension rod 5 is placed in a first long strip-shaped through groove 4 of a circular upright post 3, a through hole in the center of the extension rod 5 is overlapped with a second threaded hole 7, a first fixing bolt sequentially penetrates through the second threaded hole 7 and the through hole and is fixed through a first fixing nut, nine second threaded holes 7 are provided, the height of the extension rod 5 can be adjusted, nine heights can be adjusted, the height adjustment of the mounting position of the test piece is realized, and the height adjustment range is 120 mm-520 mm;
aiming at a rectangular test piece and a circular test piece, a test piece mounting hole is a square or circular test piece clamping head 9, the test piece clamping head 9 is mounted at two ends of an extension rod 5, a notch 11 at the lower end of the test piece clamping head 9 is just clamped at the outer side of the extension rod 5, a second fixing bolt horizontally passes through a third threaded hole 8 and a second strip-shaped through groove 6 and is locked by a second fixing nut, the test piece clamping head 9 is fixed on the extension rod 5, the test piece clamping head 9 can slide along the extension rod 5, the radial adjustment of the mounting position of the test piece is realized, and the radial adjustment range is 63.5 mm-1000 mm;
the mounting position of the test piece on the clamping device is adjusted by referring to the external dimension of the part and the radial dimension of the area to be sprayed, the position of the test piece is consistent with the circumferential direction of the part through the adjustment of the radial dimension and the height dimension, the mounting on the clamping device is completed, the test piece after sand blowing can be sprayed, and then a corresponding test is carried out for detection; compared with the fixed test piece spraying, the clamping is convenient, the actual part spraying effect can be reflected, and the spraying of the parts on the inner surface and the outer surface of the rotating body is very facilitated.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a test block clamping device for hot spraying which characterized in that: the test piece clamping device comprises a base (1), a stand column (3), an extension rod (5), a test piece clamping head (9), a first fixing assembly and a second fixing assembly, wherein a first threaded hole (2) is formed in the base (1), the stand column (3) is vertically arranged at the center of the base (1), a first strip-shaped through groove (4) is formed in the stand column (3), the first strip-shaped through groove (4) is vertically arranged, a plurality of second threaded holes (7) are formed in two sides of the first strip-shaped through groove (4), the extension rod (5) horizontally penetrates through the first strip-shaped through groove (4), a through hole is formed in the center of the extension rod (5), the through hole is overlapped with the second threaded holes (7), and the extension rod (5) is fixed on the stand column (3) through the first fixing assembly;
extension rod (5) central bilateral symmetry is equipped with the rectangular shape of second and leads to groove (6), test block chuck (9) upper end is equipped with test block mounting hole (10), and the lower extreme is equipped with opening (11), test block chuck (9) are the shape of falling the U, the width of opening (11) is greater than the width of extension rod (5), opening (11) card is in the extension rod (5) outside, be equipped with third screw hole (8) on opening (11) both sides wall, third screw hole (8) are aligned with the rectangular shape of second and lead to groove (6), two test block chuck (9) are fixed on extension rod (5) through the fixed subassembly of second respectively.
2. The test piece clamping device for thermal spraying according to claim 1, characterized in that: the first fixing assembly comprises a first fixing bolt and a first fixing nut, the first fixing bolt horizontally penetrates through the second threaded hole (7) and the through hole in the center of the extension rod (5), and the extension rod (5) is fixed on the upright post (3) through locking of the first fixing nut; the second fixing assembly comprises a second fixing bolt and a second fixing nut, the second fixing bolt horizontally penetrates through the third threaded hole (8) and the second strip-shaped through groove (6) and is locked through the second fixing nut, and the test piece chuck (9) is fixed on the extension rod (5).
3. The test piece clamping device for thermal spraying according to claim 2, characterized in that: the upright post (3) is circular, and the extension rod (5) is square.
4. The test piece clamping device for thermal spraying according to claim 2, characterized in that: the test piece mounting hole (10) is square.
5. The test piece clamping device for thermal spraying according to claim 2, characterized in that: the test piece mounting hole (10) is circular.
6. The test piece clamping device for thermal spraying according to claim 2, characterized in that: the number of the second threaded holes (7) is nine, and the nine second threaded holes (7) are uniformly distributed on the upright post (3).
7. The test piece holder for thermal spraying according to any one of claims 1 to 6, wherein: the clamping device is made of carbon steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922131987.1U CN211412598U (en) | 2019-12-03 | 2019-12-03 | Test piece clamping device for thermal spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922131987.1U CN211412598U (en) | 2019-12-03 | 2019-12-03 | Test piece clamping device for thermal spraying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211412598U true CN211412598U (en) | 2020-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922131987.1U Active CN211412598U (en) | 2019-12-03 | 2019-12-03 | Test piece clamping device for thermal spraying |
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| CN (1) | CN211412598U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110841876A (en) * | 2019-12-03 | 2020-02-28 | 成立航空技术有限公司 | Test piece clamping device for thermal spraying |
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2019
- 2019-12-03 CN CN201922131987.1U patent/CN211412598U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110841876A (en) * | 2019-12-03 | 2020-02-28 | 成立航空技术有限公司 | Test piece clamping device for thermal spraying |
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Address after: Room 2-103, Warner Jinghu Garden, Dongli District, Tianjin Patentee after: Establishment of Aviation Co., Ltd Address before: Room 2-103, Warner Jinghu Garden, Dongli District, Tianjin Patentee before: CHENGLI AVIATION TECHNOLOGY Co.,Ltd. |