CN218629277U - I-shaped retainer stretching tool - Google Patents
I-shaped retainer stretching tool Download PDFInfo
- Publication number
- CN218629277U CN218629277U CN202222821953.7U CN202222821953U CN218629277U CN 218629277 U CN218629277 U CN 218629277U CN 202222821953 U CN202222821953 U CN 202222821953U CN 218629277 U CN218629277 U CN 218629277U
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- tensile
- head
- shaped retainer
- screw rod
- stretching
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Abstract
The utility model discloses a tensile frock of I shape holder, including the tensile head of first tensile head, second, first tensile head and the tensile overhead cylinder pole that is used for with the tensile testing machine centre gripping of second all be equipped with, be used for installing the mounting groove of I shape holder, be equipped with the ejecting subassembly that is used for butt I shape holder in the mounting groove, the tensile overhead adjusting part who is used for adjusting worker style of calligraphy holder pretightning force that is equipped with of second. The tool can be used for rapidly clamping the I-shaped retainer, and the tool is provided with the adjusting component for adjusting the pretightening force of the retainer, so that the I-shaped retainer is prevented from being damaged when the tensile testing machine impacts the I-shaped retainer in the stretching process, and the I-shaped retainer cannot fall out of the tool even if the I-shaped retainer is broken due to the arrangement of the ejection component.
Description
Technical Field
The utility model relates to a tensile frock of I shape holder.
Background
The I-shaped retainer is suitable for large bearings, such as railway bearings and mining machinery bearings, the mechanical property of the I-shaped retainer is required in German standards at present, a series of tensile tests need to be carried out on the I-shaped retainer, and the existing tensile testing machines for the tensile tests are more in types, but fewer tools are suitable for the I-shaped retainer.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a tensile frock of I shape holder is exclusively used in, this frock can carry out the regulation of pretightning force to the holder, even the holder breaks off and can not deviate from the frock down yet, causes the phenomenon that the section harmd.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a tensile frock of I shape holder, includes first tensile head, the second tensile head, first tensile head and second tensile overhead all are equipped with the cylinder pole that is used for with the tensile testing machine centre gripping, the mounting groove that is used for installing the I shape holder, be equipped with the ejecting subassembly that is used for butt I shape holder in the mounting groove, the second is tensile overhead to be equipped with the adjusting part who is used for adjusting the pretightning force of I shape holder.
As a further improvement, the one end of cylinder pole is kept away from to the adjusting part setting at the tensile head of second, the adjusting part include with the tensile first threaded connection of second screw rod, with screw rod normal running fit's butt plate, the screw rod runs through and extends the tensile head of second, the butt plate sets up on the section of axle that the tensile head of second is extended to the screw rod, the screw rod is the optical axis with butt plate complex section of axle, the both sides of butt plate all are equipped with the baffle of fixing on the screw rod.
As a further improvement, the ejection assembly comprises a spring, an abutting block arranged at one end of the spring, a groove is arranged on the end face of the mounting groove close to the cylindrical rod, and the other end of the spring is fixed on the bottom surface of the groove.
As a further improvement of the utility model, the cylindrical rod is provided with flanges extending to both sides.
The utility model has the advantages that: the tool can be used for rapidly clamping the I-shaped retainer, and the tool is provided with the adjusting component for adjusting the pretightening force of the retainer, so that the I-shaped retainer is prevented from being damaged when the tensile testing machine impacts the I-shaped retainer in the stretching process, and the I-shaped retainer cannot fall out of the tool even if the I-shaped retainer is broken due to the arrangement of the ejection component.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the fixture clamping of the present invention;
fig. 3 is a schematic sectional view of the second stretching head and the adjusting assembly of the present invention.
Reference numerals: 1. a first stretching head; 2. a second stretching head; 3. a cylindrical rod; 4. mounting grooves; 5. a screw; 6. a butt joint plate; 7. a baffle plate; 8. a spring; 9. a butting block; 10. a bump; 11. a flange; 12. an I-shaped retainer.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments shown in the accompanying drawings.
Referring to fig. 1-3, a drawing tool for an i-shaped retainer comprises a first drawing head 1 and a second drawing head 2, wherein a cylindrical rod 3 clamped by a drawing tester and a mounting groove 4 for mounting an i-shaped retainer 12 are arranged on each of the first drawing head 1 and the second drawing head 2, an ejection assembly for abutting against the i-shaped retainer 12 is arranged in the mounting groove 4, and the ejection assembly has the advantages that: when the I-shaped retainer 12 breaks in stretching, the ejection assembly is abutted to the I-shaped retainer 12 after the breaking, so that the I-shaped retainer is fixed on a tool to prevent the I-shaped retainer 12 from falling off and being injured by crashing, the second stretching head 2 is provided with an adjusting assembly for adjusting the pretightening force of the I-shaped retainer 12, and the adjusting assembly is arranged: the pretightening force of the I-shaped retainer 12 during clamping can be adjusted, the I-shaped retainer 12 is clamped through the adjusting assembly, so that the impact of the tool on the clamping surface of the I-shaped retainer 12 can be effectively prevented, and the damage to the inside of the retainer is avoided.
The adjusting assembly is arranged at one end, far away from the cylindrical rod 3, of the second stretching head 2, and comprises a screw rod 5 in threaded connection with the second stretching head 2 and a butt plate 6 in running fit with the screw rod 5, the screw rod 5 penetrates through and extends out of the second stretching head 2, the butt plate 6 is arranged on a shaft section, extending out of the second stretching head 2, of the screw rod 5, the shaft section, matched with the butt plate 6, of the screw rod 5 is an optical axis, baffle plates 7 fixed on the screw rod 5 are arranged on two sides of the butt plate 6, the butt plate 6 is driven to move in the mounting groove 4 by rotating the screw rod 5 on the second stretching head 2, the baffle plates 7 fixed on the screw rod 5 and mounted on two sides of the butt plate 6 drive the butt plate 6 to move, adjustment of the pre-tightening force of the i-shaped retainer 12 is achieved, and the baffle plate 7 is circular in shape in this embodiment.
The ejection assembly comprises a spring 8 and an abutting block 9 installed at one end of the spring 8, a groove is formed in the end face, close to the cylindrical rod 3, of the installation groove 4, the other end of the spring 8 is fixed to the bottom face of the groove, a protruding block 10 convenient to pull by hands or tools is arranged on the abutting block, flanges 11 extending towards two sides are arranged on the cylindrical rod 3, and the flanges 11 are arranged to facilitate quick positioning of the first stretching head 2 and the second stretching head 2 to clamp.
Will be first in practical application, the tensile head 2 of second is installed on tensile testing machine, fix a position fast through flange 11 on the cylindric pole 3, divide I shape holder 12 earlier, take a shaft section of taking the pocket hole, place the one end of this shaft section in the mounting groove 4 on the tensile head 1 of first and carry out the butt through ejecting subassembly, tensile head 2 of second is adjusted through tensile testing machine, make it be close to the other end of this shaft section, make 6 butts of butt plate connect to this shaft section and carry out the adjustment of pretightning force through adjusting screw 5, accomplish the clamping and then carry out a series of tensile tests.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that modifications and embellishments within the scope of the present disclosure may be made by those skilled in the art without departing from the principles of the present disclosure.
Claims (4)
1. The utility model provides a tensile frock of I shape holder, its characterized in that includes first tensile head, the tensile head of second, first tensile head and second tensile overhead all be equipped with be used for with tensile testing machine centre gripping the cylinder pole, be used for installing the mounting groove of I shape holder, be equipped with the ejecting subassembly that is used for butt I shape holder in the mounting groove, the second is tensile overhead to be equipped with the adjusting part who is used for adjusting worker style of calligraphy holder pretightning force.
2. The I-shaped retainer stretching tool according to claim 1, wherein the adjusting assembly is arranged at one end of the second stretching head far away from the cylindrical rod, the adjusting assembly comprises a screw rod in threaded connection with the second stretching head and a butt plate in running fit with the screw rod, the screw rod penetrates through and extends out of the second stretching head, the butt plate is arranged on a shaft section of the screw rod extending out of the second stretching head, the shaft section of the screw rod matched with the butt plate is an optical axis, and two sides of the butt plate are provided with baffle plates fixed on the screw rod.
3. The I-shaped retainer stretching tool according to claim 2, wherein the ejection assembly comprises a spring and an abutting block arranged at one end of the spring, a groove is formed in the end face, close to the cylindrical rod, of the installation groove, and the other end of the spring is fixed to the bottom face of the groove.
4. The drawing tool for the I-shaped retainer according to claim 2 or 3, wherein flanges extending towards two sides are arranged on the cylindrical rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222821953.7U CN218629277U (en) | 2022-10-25 | 2022-10-25 | I-shaped retainer stretching tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222821953.7U CN218629277U (en) | 2022-10-25 | 2022-10-25 | I-shaped retainer stretching tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218629277U true CN218629277U (en) | 2023-03-14 |
Family
ID=85472402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222821953.7U Active CN218629277U (en) | 2022-10-25 | 2022-10-25 | I-shaped retainer stretching tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218629277U (en) |
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2022
- 2022-10-25 CN CN202222821953.7U patent/CN218629277U/en active Active
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