CN214844464U - Tensioning buckle device of bolt ball joint on servo testing machine - Google Patents
Tensioning buckle device of bolt ball joint on servo testing machine Download PDFInfo
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- CN214844464U CN214844464U CN202120987897.7U CN202120987897U CN214844464U CN 214844464 U CN214844464 U CN 214844464U CN 202120987897 U CN202120987897 U CN 202120987897U CN 214844464 U CN214844464 U CN 214844464U
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Abstract
The utility model discloses a tensioning buckle device of a bolt ball joint on a servo testing machine, which comprises an upper steel plate, an upper connecting piece, an upper clamping plate, a lower connecting piece and a lower steel plate, wherein the upper steel plate, the upper connecting piece and the upper clamping plate are sequentially connected from top to bottom, and the lower clamping plate, the lower connecting piece and the lower steel plate are sequentially connected from top to bottom and are integrally positioned under the upper clamping plate; the structure and the connection mode of the upper connecting piece and the upper clamping plate are the same as those of the lower clamping plate and the lower connecting piece, and are arranged symmetrically up and down. Compared with the prior art, the utility model discloses stretch-draw knot device can realize a series of mechanical properties such as tensile test, fatigue test of bolt ball node and test piece clamping experimental, and anchor clamps easy dismounting, test piece clamping are quick, and electro-hydraulic servo actuator and ground anchor eye can be connected to anchor clamps, and the practicality is higher, and is respond well.
Description
Technical Field
The utility model belongs to the technical field of the experimental device that uses of bolt ball node mechanical properties, in particular to bolt ball node stretch-draw knot device on servo testing machine.
Background
The traditional common tensioning bolt ball node clamp device is an upper clamp body and a lower clamp body, can be connected with a common universal testing machine such as a WAW-600 type microcomputer control electro-hydraulic servo universal testing machine, and fixes a bolt ball node through a tension ring to perform a tensioning test; other machines used for testing other performances such as bolt ball joint fatigue are special machines such as fatigue testing machines, and nuts of bolts need to be cut off for clamping before testing. In view of the particularity of the end connection of the electro-hydraulic servo actuator and the use condition, the existing clamp or tensioning device cannot be connected with the electro-hydraulic servo actuator for use. Therefore, no device for tensioning a bolt-ball joint or similar test piece on a servo testing machine has been found.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: not enough to current device, the utility model provides a stretch-draw knot device of bolt ball node on servo testing machine.
The technical scheme is as follows: in order to achieve the above purpose, the utility model adopts the following technical scheme:
a tension buckle device of a bolt ball joint on a servo testing machine comprises an upper steel plate, an upper connecting piece, an upper clamping plate, a lower connecting piece and a lower steel plate, wherein the upper steel plate, the upper connecting piece and the upper clamping plate are sequentially connected from top to bottom, and the lower clamping plate, the lower connecting piece and the lower steel plate are sequentially connected from top to bottom and are integrally positioned under the upper clamping plate; the structure and the connection mode of the upper connecting piece and the upper clamping plate are the same as those of the lower clamping plate and the lower connecting piece, and the upper connecting piece and the lower clamping plate are arranged in a vertically symmetrical mode; the upper steel plate is connected with the upper connecting piece through the connection of the upper threaded hole and the upper threaded connecting part; the center of the bottom of the upper connecting piece is provided with a screw cap hole, and the center of the upper clamping plate is provided with a through hole; the lower steel plate is provided with a lower threaded hole in the center, a lower threaded connecting part is arranged at the lower end of the lower connecting piece, and the lower connecting piece is connected with the lower steel plate through the connection of the lower threaded hole and the lower threaded connecting part.
As a preferable or improved scheme:
actuator connecting holes are uniformly distributed around the upper threaded hole of the upper steel plate.
The edge of upper portion connecting piece evenly is equipped with connecting hole, the edge of upper portion splint evenly is equipped with down the connecting hole, goes up connecting hole and lower connecting hole position correspondence and the size is the same, and the mounting passes wherein, connects upper portion connecting piece and upper portion splint fixedly.
And fixing holes are formed in two sides of the lower threaded hole of the lower steel plate.
The material of the tension buckle device is 40 Cr.
Has the advantages that: compared with the prior art, the utility model discloses stretch-draw knot device can realize a series of mechanical properties such as tensile test, fatigue test of bolt ball node and test piece clamping experimental, and anchor clamps easy dismounting, test piece clamping are quick, and electro-hydraulic servo actuator and ground anchor eye can be connected to anchor clamps, and the practicality is higher, and is respond well.
Drawings
Fig. 1 is a schematic view of the main structure of the U-shaped tension buckle device of the present invention.
Fig. 2 is a top view of the upper steel plate in the U-shaped tension buckle device of the present invention.
Fig. 3 is a top view of the upper connecting member of the U-shaped tension buckle device of the present invention.
Fig. 4 is a top view of the upper clamping plate of the U-shaped tension buckle device of the present invention.
Fig. 5 is a top view of the middle and lower steel plates of the U-shaped tension buckle device of the present invention.
Fig. 6 is a schematic structural view of the stud-and-ball joint.
Detailed Description
The present invention will be further described with reference to the accompanying drawings, which are not intended to limit the scope of the invention. Modifications or substitutions made to the structure of the present invention do not depart from the spirit and substance of the present invention, and all belong to the scope of the present invention.
Examples
A tension buckle device of a bolt ball joint on a servo testing machine is shown in figures 1-5 and comprises an upper steel plate 1, an upper connecting piece 2, an upper clamping plate 3, a lower clamping plate 4, a lower connecting piece 5 and a lower steel plate 6, wherein the upper steel plate 1, the upper connecting piece 2 and the upper clamping plate 3 are sequentially connected from top to bottom, the lower clamping plate 4, the lower connecting piece 5 and the lower steel plate 6 are sequentially connected from top to bottom, and the whole tension buckle device is positioned under the upper clamping plate 3; the structure and the connection mode of the upper connecting piece 2 and the upper clamping plate 3 are the same as those of the lower clamping plate 4 and the lower connecting piece 5, and are arranged symmetrically up and down; an upper threaded hole 11 is formed in the center of the upper steel plate 1, an upper threaded connecting part 21 is formed in the upper end of the upper connecting piece 2, and the upper steel plate 1 and the upper connecting piece 2 are connected through connection of the upper threaded hole 11 and the upper threaded connecting part 21; the center of the bottom of the upper connecting piece 2 is provided with a screw cap hole 22, and the center of the upper clamping plate 3 is provided with a through hole 32; the center of the lower steel plate 6 is provided with a lower threaded hole 61, the lower end of the lower connecting piece 5 is provided with a lower threaded connection part 51, and the lower connecting piece 5 is connected with the lower steel plate 6 through the connection of the lower threaded hole 61 and the lower threaded connection part 51.
The edge of the upper connecting piece 2 is uniformly provided with upper connecting holes 23, the edge of the upper clamping plate 3 is uniformly provided with lower connecting holes 33, the positions of the upper connecting holes 23 and the lower connecting holes 33 correspond to each other and have the same size, and the fixing piece penetrates through the upper connecting piece 2 and the upper clamping plate 3 to be fixedly connected.
The material of the tension buckle device is 40 Cr.
The more specific structure and function of each component is as follows:
the upper steel plate 1 is a square steel plate with round holes at the center and the periphery and is used for connecting the device with the end part of the electro-hydraulic servo actuator. The middle part of the plate is provided with a threaded hole which can be connected with a lower clamp;
the upper connecting piece 2 is circular, the upper part of the upper connecting piece is provided with threads for connecting with the upper steel plate 1, the middle of the lower part of the upper connecting piece is provided with a hole (a nut hole 22) for placing and fixing a high-strength bolt and a nut 71 in the bolt ball joint 7, and the lower part of the connecting piece is provided with a round hole (an upper connecting hole 23) at every 60 degrees for fixing the high-strength bolt and the nut and ensuring that the test joint is vertical;
the upper clamping plate 3 is circular, except that a round hole (a through hole 32) is formed in the center position and can penetrate through a bolt, a round hole (a lower connecting hole 33) is formed in each 60-degree angle of the plate, corresponds to the round hole of the upper connecting piece 2, has the same size and is used for clamping and fixing the bolt ball joint 7;
the lower clamping plate 4 has the same effect and action as the upper clamping plate 3 and is used for fixing a lower bolt of the node;
the lower connecting piece 5 has the effect similar to that of the upper connecting piece 2, is used for connecting the lower steel plate 6 with the high-strength bolt at the lower part of the bolt ball joint, is also provided with an opening at the center of the upper part for placing a nut 72, is provided with round holes every 60 degrees at the periphery, and is connected with the lower steel plate 6 by threads at the lower part;
the lower steel plate 6 is used for connecting the lower connecting piece 5 with a test ground, the form of the lower steel plate is changed according to the ground condition, the steel plate adopted by the embodiment is in the form that a threaded hole is formed in the middle of the steel plate and is used for connecting the lower connecting piece 5, and holes (fixing holes 62) at two ends of the lower part are connected with a ground round hole to install a ground anchor;
the clamping method of the device comprises the following steps:
firstly, respectively fixing 1, 2, 5 and 6, following the principle from top to bottom, then sleeving 3 and 4 into a high-strength bolt of a bolt-ball joint, fixing 3 on 2 to enable an upper clamp and a bolt ball to be connected into a whole, then lowering an actuator to enable a nut of a bolt at the lower part of the bolt-ball joint to enter a round hole at the upper part of 5, and finally fixing 4 and a lower clamp. The process relates to the situation of bolt tightening and is completed by adopting a diagonal force application method.
The tensioning buckle device can be used for performing tensioning tests and fatigue tests on bolt ball nodes of different sizes, the clamping process is simple, the device is made of 40Cr, the service life is long, 2 and 3 corresponding holes are changed aiming at the bolt ball nodes of different sizes, and 4 and 5 corresponding through holes are formed. The clamping of the node test piece can be rapidly carried out.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (5)
1. The tensioning buckle device of the bolt ball node on the servo testing machine is characterized by comprising an upper steel plate (1), an upper connecting piece (2), an upper clamping plate (3), a lower clamping plate (4), a lower connecting piece (5) and a lower steel plate (6), wherein the upper steel plate (1), the upper connecting piece (2) and the upper clamping plate (3) are sequentially connected from top to bottom, and the lower clamping plate (4), the lower connecting piece (5) and the lower steel plate (6) are sequentially connected from top to bottom and are integrally positioned under the upper clamping plate (3); the structures and the connection modes of the upper connecting piece (2) and the upper clamping plate (3) are the same as those of the lower clamping plate (4) and the lower connecting piece (5), and are arranged in an up-and-down symmetrical manner; an upper threaded hole (11) is formed in the center of the upper steel plate (1), an upper threaded connecting part (21) is formed in the upper end of the upper connecting piece (2), and the upper steel plate (1) is connected with the upper connecting piece (2) through the connection of the upper threaded hole (11) and the upper threaded connecting part (21); a screw cap hole (22) is arranged at the center of the bottom of the upper connecting piece (2), and a through hole (32) is arranged at the center of the upper clamping plate (3); the center of the lower steel plate (6) is provided with a lower threaded hole (61), the lower end of the lower connecting piece (5) is provided with a lower threaded connecting part (51), and the lower connecting piece (5) is connected with the lower steel plate (6) through the connection of the lower threaded hole (61) and the lower threaded connecting part (51).
2. A tension fastener device of a bolt-and-ball joint on a servo testing machine according to claim 1, characterized in that actuator connecting holes (12) are evenly distributed around the upper threaded hole (11) of the upper steel plate (1).
3. The bolt-ball joint tension fastening device on the servo testing machine according to claim 1, wherein the edge of the upper connecting piece (2) is uniformly provided with upper connecting holes (23), the edge of the upper clamping plate (3) is uniformly provided with lower connecting holes (33), the upper connecting holes (23) and the lower connecting holes (33) are corresponding in position and have the same size, and a fixing piece penetrates through the upper connecting piece (2) and the upper clamping plate (3) to be connected and fixed.
4. A tension fastener device of a bolt-ball joint on a servo testing machine according to claim 1, characterized in that fixing holes (62) are arranged on two sides of a lower threaded hole (61) of the lower steel plate (6).
5. The tension fastener device of the bolt-ball joint on the servo testing machine according to claim 1, wherein the material of the tension fastener device is 40 Cr.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120491991 | 2021-03-08 | ||
| CN2021204919913 | 2021-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214844464U true CN214844464U (en) | 2021-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120987897.7U Active CN214844464U (en) | 2021-03-08 | 2021-05-10 | Tensioning buckle device of bolt ball joint on servo testing machine |
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| Country | Link |
|---|---|
| CN (1) | CN214844464U (en) |
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2021
- 2021-05-10 CN CN202120987897.7U patent/CN214844464U/en active Active
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