CN217331950U - Graphite chuck tensile strength detects frock - Google Patents
Graphite chuck tensile strength detects frock Download PDFInfo
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- CN217331950U CN217331950U CN202220954942.3U CN202220954942U CN217331950U CN 217331950 U CN217331950 U CN 217331950U CN 202220954942 U CN202220954942 U CN 202220954942U CN 217331950 U CN217331950 U CN 217331950U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model provides a graphite chuck tensile strength detection tool, which comprises a graphite chuck, a plug, a pull rod, a short connecting rod and a tensile tester; a screw hole, a through hole, a conical hole and a small-diameter hole which are sequentially communicated and connected and have gradually reduced diameters are formed in the graphite chuck from top to bottom; the plug is in threaded connection with the screw hole, and the top of the plug is provided with an upper connecting piece; the pull rod is provided with a large diameter part, a conical part and a small diameter part which are sequentially connected from top to bottom and are respectively matched with the through holes, the conical holes and the small diameter holes one by one; the pull rod is assembled in the graphite chuck, and the lower end of the small-diameter part is provided with an external thread and extends out of the small-diameter hole; the upper part of the short connecting rod is provided with an internal thread groove, and the lower part of the short connecting rod is provided with a lower connecting piece; the lower end of the small-diameter part of the pull rod is connected with the inner thread groove in a threaded manner; the tension tester comprises an upper jaw seat and a lower jaw seat, and is respectively connected with the upper connecting piece and the lower connecting piece. The utility model discloses a graphite chuck tensile strength detects frock simple structure, and is easy and simple to handle, can realize the detection to graphite chuck internal thread tensile strength.
Description
Technical Field
The utility model relates to a graphite chuck tensile strength detects technical field, specifically is a graphite chuck tensile strength detects frock.
Background
The photovoltaic power generation is green energy and sustainable energy, and the single crystal pull rod has wider market space along with the continuous reduction of the photovoltaic power generation cost. During the crystal pulling growth process of the single crystal furnace, the graphite chuck mainly plays a role in connecting and clamping seed crystals so as to maintain the normal lifting of the crystal rod. The graphite chuck can bear the gravity of the seed crystal and the lower crystal rod, so that certain requirement is provided for the tensile strength of the graphite chuck.
Because the graphite chuck has a certain service life, the graphite chuck is generally not used after being used for 90 days in the industry on the basis of preventing the graphite chuck from falling off due to the reduction of the tensile property after long-term use. In actual production, the tensile strength of the graphite chuck is not detected, so that the situation that the crystal bar falls off due to chuck loosening still occurs in the service life of 90 days; moreover, after the graphite chuck is used for 90 days, the residual value of the tensile strength is unclear, whether the graphite chuck can be continuously used or not is not known without detection, raw materials are wasted due to direct abandonment, and the control of the production cost is not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model discloses plan to provide a graphite chuck tensile strength detects frock, through innovation structural design, realize the detection to graphite chuck internal thread tensile strength.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a graphite chuck tensile strength detects frock, includes:
the graphite chuck is provided with a screw hole, a through hole, a conical hole and a small-diameter hole which are sequentially communicated from top to bottom at the center line of the graphite chuck, wherein the diameter of the screw hole is larger than that of the through hole, the diameter of the through hole is larger than that of the small-diameter hole, the diameter of the top opening of the conical hole is consistent with that of the through hole, and the diameter of the bottom opening of the conical hole is consistent with that of the small-diameter hole;
the plug is in threaded connection with the screw hole of the graphite chuck; the top of the plug is provided with an upper connecting piece;
the pull rod is provided with a large-diameter part, a conical part and a small-diameter part which are sequentially connected from top to bottom, and the large-diameter part, the conical part and the small-diameter part are respectively matched with the through hole, the conical hole and the small-diameter hole in the graphite chuck one by one; the pull rod is assembled in the graphite chuck, the small-diameter hole extends out of the lower end of the small-diameter part, and the lower end of the small-diameter part is provided with an external thread;
the upper part of the short connecting rod is provided with an internal thread groove, and the lower part of the short connecting rod is provided with a lower connecting piece; the lower end of the small-diameter part of the pull rod is connected in the inner thread groove in a threaded manner;
the tensile tester comprises an upper jaw seat and a lower jaw seat, the upper jaw seat is connected with the upper connecting piece, and the lower jaw seat is connected with the lower connecting piece.
Optionally, the upper jaw seat and the lower jaw seat both comprise a seat body and a connecting rod, and the connecting rod is provided with external threads.
Optionally, the upper connector is a hanging hole plate, and the upper jaw seat is connected with the hanging hole plate through a jaw clamp.
Optionally, the jaw clamp comprises a vertical rod, a door-shaped frame and a fixing rod; the bottom of the vertical rod is fixed on the top of the door-shaped frame, the top of the vertical rod is provided with an inner threaded hole, and a connecting rod of the upper jaw seat is in threaded connection with the inner threaded hole; fixing through holes are formed in two ends of the bottom of the door-shaped frame, and the hoisting hole plate is arranged in the door-shaped frame; the fixing rod penetrates through the orifice plate and the two fixing through holes to realize the connection of the upper jaw seat and the plug.
Optionally, a positioning groove is formed in the middle of the fixing rod, and the width of the positioning groove is matched with the thickness of the hoisting hole plate and used for positioning the hoisting hole plate in the middle.
Optionally, the lower connecting piece is an inner threaded rod, and the connecting rod of the lower jaw seat is in threaded connection with the inner threaded rod, so that the lower jaw seat is connected with the short connecting rod.
Optionally, the middle part of the outer wall of the short connecting rod is provided with a concave groove, and anti-skidding lines are arranged in the concave groove, so that assembly operation is facilitated.
Optionally, the measurement range of the tensile tester is as follows: 0-20 KN.
Optionally, the tensile tester further comprises a test result display and analysis terminal.
After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has:
the utility model provides a tensile strength detection tool for a graphite chuck, when in use, a pull rod is assembled into the graphite chuck to be detected, and a small-diameter part of the pull rod extends out of the graphite chuck; screwing the plug into the screw hole of the graphite chuck from the top of the graphite chuck; then, an inner thread groove at the upper part of the short-circuit rod is meshed with an outer thread at the lower end of the small-diameter part of the pull rod; synchronously, the tensile tester can be subjected to test parameter setting; after the test parameters of the tension tester are set, fixing the graphite chuck with the assembled screw plug, the pull rod and other workpieces on the upper jaw seat and the lower jaw seat of the tension tester, and finally operating the tension tester to test. And after the tension is increased to a certain value and then stabilized for one hour, gradually increasing the tension to a test value and then stabilizing for a certain time, and after the test is finished, checking the test result and the test curve through a test result display and analysis terminal of the tension tester. Therefore, the utility model provides a graphite chuck tensile strength detects frock, simple structure, it is easy and simple to handle, both be convenient for make also convenient to use, can easily realize the detection to graphite chuck internal thread tensile strength, can be for whether qualified and subsequent life of aassessment graphite chuck supplied materials provides data support, be favorable to the efficiency promotion and the cost control of single crystal stick production.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the graphite chuck of the present invention;
fig. 3 is a schematic view of the plug structure of the present invention;
fig. 4 is a schematic view of the structure of the pull rod of the present invention;
FIG. 5 is a schematic structural view of the shorting bar of the present invention;
fig. 6 is a schematic view of the connection structure of the graphite chuck, the plug, the pull rod and the short connecting rod of the present invention.
Reference numerals:
1-graphite chuck, 11-screw hole, 12-through hole, 13-taper hole and 14-fine diameter hole;
2-plug, 21-upper connecting piece;
3-tie rod, 31-large diameter, 32-taper, 33-small diameter, 33 a-external thread;
4-short connecting rod, 41-internal thread groove, 42-lower connecting piece, 43-concave groove;
5-tension tester, 51-upper jaw seat, 511-seat body, 512-connecting rod, 52-lower jaw seat, 53-jaw clamp, 531 vertical rod, 532-portal frame and 533 fixing rod.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-6, the embodiment discloses a graphite chuck tensile strength detection tool, which comprises a graphite chuck 1, a plug 2, a pull rod 3, a short connection rod 4 and a tensile tester 5; the graphite chuck 1 comprises a central line, a screw hole 11, a through hole 12, a conical hole 13 and a small-diameter hole 14, wherein the central line is sequentially communicated with the screw hole 11, the through hole 12, the conical hole 13 and the small-diameter hole 14 from top to bottom, the diameter of the screw hole 11 is larger than that of the through hole 12, the diameter of the through hole 12 is larger than that of the small-diameter hole 14, the diameter of the top opening of the conical hole 13 is consistent with that of the through hole 12, and the diameter of the bottom opening of the conical hole 13 is consistent with that of the small-diameter hole 14; the size of the plug 2 is matched with the screw hole 11, the plug is in threaded connection with the screw hole 11 of the graphite chuck, and the top of the plug 2 is provided with an upper connecting piece 21; the pull rod 3 is provided with a large diameter part 31, a conical part 32 and a small diameter part 33 which are sequentially connected from top to bottom, the shape and the size of the large diameter part 31 are matched with the through hole 12 in the graphite chuck, the shape and the size of the conical part 32 are matched with the conical hole 13 in the graphite chuck, and the shape and the size of the small diameter part 33 are matched with the small diameter hole 14 in the graphite chuck, so that the pull rod 3 can be assembled in the graphite chuck 1; the lower end of the small diameter part 33 of the pull rod 3 extends out of the small diameter hole 14, and the lower end of the small diameter part 33 is provided with an external thread 33 a; the upper part of the short connecting rod 4 is provided with an inner thread groove 41, the lower end of the small diameter part 33 of the pull rod is connected in the inner thread groove 41 in a threaded manner, and the lower part of the short connecting rod 4 is provided with a lower connecting piece 42; the tension tester 5 comprises an upper jaw seat 51 and a lower jaw seat 52, wherein the upper jaw seat 51 is connected with the upper connecting piece 21, and the lower jaw seat 52 is connected with the lower connecting piece 42, so that the workpieces such as the graphite chuck 1, the plug 2, the pull rod 3, the short-circuit rod 4 and the like are integrally connected and mounted with the tension tester 5. When the device is used, the graphite chuck 1, the plug 2, the pull rod 3 and the short-circuit rod 4 are installed, the tensile tester 5 is synchronously subjected to test parameter setting, the graphite chuck 1 with the workpiece assembled is fixed on an upper jaw seat 51 and a lower jaw seat 52 of the tensile tester 5, and finally the tensile tester 5 is operated to perform testing. The whole detection tool is simple in structure and easy and convenient to operate, and can easily realize detection of tensile strength of the internal thread of the graphite chuck.
As an implementation scenario, in the implementation scenario, the measurement range of the tensile tester is as follows: 0-20KN, and the tensile tester also comprises a test result display and analysis terminal (not shown in the figure). In the testing process, the tensile force is increased to a preset value and then stabilized for one hour, then is gradually increased to a higher preset value and then stabilized for half an hour, and after the testing is finished, the testing result and the testing curve are checked through the testing result display and analysis terminal of the tensile force tester.
As an implementation scenario, in the implementation scenario, the upper connector 21 is a hanging hole plate, and the upper jaw seat 51 is connected to the hanging hole plate through a jaw clamp 53; wherein, the upper jaw seat 51 comprises a seat body 511 and a connecting rod 512, and the connecting rod 512 is provided with an external thread; the jaw clamp 53 comprises a vertical rod 531, a door-shaped frame 532 and a fixing rod 533, as shown in fig. 1, the bottom of the vertical rod 531 is fixed on the top of the door-shaped frame 532, the top of the vertical rod 531 is provided with an inner screw hole (not shown in the figure), and the connecting rod 512 of the upper jaw seat 51 is in threaded connection with the inner screw hole; fixing through holes are formed in the two ends of the bottom of the door-shaped frame 532, and the hanging hole plate is arranged in the door-shaped frame 532; the fixing rod 533 penetrates through the orifice plate and the two fixing through holes to realize the connection between the upper jaw base 51 and the orifice plate. Through the structural design, when the graphite chuck provided with the workpieces such as the plug, the pull rod and the like is installed on the tension tester, the installation operation is more convenient, and the stability of the installation structure is also facilitated.
As an implementation scenario, in the implementation scenario, a positioning groove (not shown in the figure) is disposed in the middle of the fixing rod 533, and the width of the positioning groove is adapted to the thickness of the hanging plate, so as to center the hanging plate. Through the structural design, the lifting hole plate can be stably arranged in the middle of the fixing rod in the tension test, so that the graphite chuck is prevented from shifting in the test process, and the influence on the accuracy of the measurement result is avoided.
As an implementation scenario, in the implementation scenario, the lower jaw seat 52 includes a seat body and a connecting rod, and the connecting rod is provided with an external thread; the lower connecting piece 42 at the lower part of the short connecting rod 4 is an internal threaded rod, and the connecting rod of the lower jaw seat 52 is in threaded connection with the internal threaded rod, so that the lower jaw seat 52 is connected with the short connecting rod 4. The lower connecting piece 42 is designed into an inner threaded rod, and an inner threaded groove 41 in the upper part of the short connecting rod 4 is combined, so that the overall structural design of the short connecting rod 4 is simpler, the processing is convenient, and the assembly space of the short connecting rod is also saved.
As an implementation scene, in this implementation scene, the middle part of the outer wall of the short-circuit rod 4 is provided with a concave groove 43, and the concave groove is internally provided with anti-skidding lines for holding the rotation during assembly, so that the assembly operation efficiency is improved.
In another embodiment, the efficiency of the assembling operation can be further improved by disposing the concave groove 43 at a position deviated from the midpoint in the middle of the stub bar 4 to facilitate the distinction between the upper and lower portions of the stub bar 4.
In the description of the present invention, it should be understood that the terms "upper", "lower", "top", "bottom", "middle", "inner", "outer", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when in use, or the directions or positional relationships that the persons skilled in the art usually understand, and are only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present invention.
Meanwhile, unless explicitly stated or limited otherwise, technical terms or scientific terms used in the present invention shall have the ordinary meanings that a person having ordinary skill in the art should understand, such as the terms "mounted," "disposed," or "connected" shall be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrated; the connection can be mechanical connection or folding connection; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a graphite chuck tensile strength detects frock which characterized in that includes:
the graphite chuck is provided with a screw hole, a through hole, a conical hole and a small-diameter hole which are sequentially communicated from top to bottom at the center line of the graphite chuck, wherein the diameter of the screw hole is larger than that of the through hole, the diameter of the through hole is larger than that of the small-diameter hole, the diameter of the top opening of the conical hole is consistent with that of the through hole, and the diameter of the bottom opening of the conical hole is consistent with that of the small-diameter hole;
the plug is in threaded connection with the screw hole of the graphite chuck; the top of the plug is provided with an upper connecting piece;
the pull rod is provided with a large-diameter part, a conical part and a small-diameter part which are sequentially connected from top to bottom, and the large-diameter part, the conical part and the small-diameter part are respectively matched with the through hole, the conical hole and the small-diameter hole in the graphite chuck one by one; the pull rod is assembled in the graphite chuck, the small-diameter hole extends out of the lower end of the small-diameter part, and the lower end of the small-diameter part is provided with an external thread;
the upper part of the short connecting rod is provided with an internal thread groove, and the lower part of the short connecting rod is provided with a lower connecting piece; the lower end of the small-diameter part of the pull rod is connected in the inner thread groove in a threaded manner;
the tensile tester comprises an upper jaw seat and a lower jaw seat, the upper jaw seat is connected with the upper connecting piece, and the lower jaw seat is connected with the lower connecting piece.
2. The graphite chuck tensile strength detection tool according to claim 1, wherein the upper jaw seat and the lower jaw seat each comprise a seat body and a connecting rod, and the connecting rods are provided with external threads.
3. The graphite chuck tensile strength detection tool according to claim 2, wherein the upper connecting piece is a lifting hole plate, and the upper jaw seat is connected with the lifting hole plate through a jaw clamp.
4. The graphite chuck tensile strength detection tool of claim 3, wherein the jaw clamp comprises a vertical rod, a portal frame and a fixing rod; the bottom of the vertical rod is fixed on the top of the door-shaped frame, the top of the vertical rod is provided with an inner threaded hole, and a connecting rod of the upper jaw seat is in threaded connection with the inner threaded hole; fixing through holes are formed in two ends of the bottom of the door-shaped frame, and the lifting hole plate is arranged in the door-shaped frame; the fixing rod penetrates through the orifice plate and the two fixing through holes to realize the connection of the upper jaw seat and the plug.
5. The graphite chuck tensile strength detection tool according to claim 4, wherein a positioning groove is formed in the middle of the fixing rod, and the width of the positioning groove is matched with the thickness of the hanging hole plate.
6. The graphite chuck tensile strength detection tool according to claim 2, wherein the lower connecting piece is an inner threaded rod, and a connecting rod of the lower jaw seat is in threaded connection with the inner threaded rod, so that the lower jaw seat is connected with a short connecting rod.
7. The graphite chuck tensile strength detection tool according to claim 1, wherein a recessed groove is formed in the middle of the outer wall of the short connecting rod, and anti-skid grains are arranged in the recessed groove.
8. The graphite chuck tensile strength detection tool according to claim 1, wherein the measurement range of the tensile tester is as follows: 0-20 KN.
9. The graphite chuck tensile strength detection tool according to claim 1, wherein the tensile tester further comprises a test result display and analysis terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220954942.3U CN217331950U (en) | 2022-04-24 | 2022-04-24 | Graphite chuck tensile strength detects frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220954942.3U CN217331950U (en) | 2022-04-24 | 2022-04-24 | Graphite chuck tensile strength detects frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217331950U true CN217331950U (en) | 2022-08-30 |
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ID=82949619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220954942.3U Active CN217331950U (en) | 2022-04-24 | 2022-04-24 | Graphite chuck tensile strength detects frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217331950U (en) |
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2022
- 2022-04-24 CN CN202220954942.3U patent/CN217331950U/en active Active
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