CN217443010U - Dynamic torsion device for testing torsional fatigue performance of wire - Google Patents
Dynamic torsion device for testing torsional fatigue performance of wire Download PDFInfo
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- CN217443010U CN217443010U CN202220987390.6U CN202220987390U CN217443010U CN 217443010 U CN217443010 U CN 217443010U CN 202220987390 U CN202220987390 U CN 202220987390U CN 217443010 U CN217443010 U CN 217443010U
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- fatigue performance
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Abstract
The utility model discloses a wire rod torsional fatigue performance test is with dynamic torsion device relates to the mechanical equipment field, the on-line screen storage device comprises a base, base upper surface left side fixedly connected with support column, support column right side top is rotated and is connected with the drive shaft, drive shaft left side fixedly connected with fastening component, base upper surface right side fixedly connected with fixed plate, the fixed plate side is rotated and is connected with the displacement screw rod, displacement screw rod surface threaded connection has the riser, riser left side top fixedly connected with axis of rotation, axis of rotation left end fixedly connected with fastening component, fastening component includes solid fixed ring, gu the screw has all been seted up to fixed ring middle part upper and lower surface, gu fixed ring has fastening screw through screw threaded connection, gu the spacing hole has been seted up on the fixed ring right side, spacing hole left side edge fixedly connected with a plurality of arc. The utility model discloses a set up fastening components, avoid because twist reverse back torsion too big, lead to fastening components to rotate and the wire rod does not follow the pivoted condition.
Description
Technical Field
The utility model relates to the field of mechanical equipment, specifically relate to a wire rod twists reverse dynamic torsion device for fatigue performance test.
Background
The wire torsion test is characterized in that a computer gives an instruction, the rotating speed and the steering of an alternating current motor are controlled by an alternating current servo speed regulating system, the transmission is stable, the control precision is high, a cycloidal pin gear speed reducer is driven, the speed is reduced by the speed reducer and then is transmitted to a main spindle box by a toothed belt to drive a chuck to rotate, a torque is applied to a sample, a parameter signal is output by a torque sensor and a photoelectric encoder of a detection device, the parameter signal is amplified and converted by a measurement system, a detection result is reflected on a display of the computer, and a corresponding torque-torsion angle curve is drawn. The transmission system adopts a motor and a speed reducer with high reliability so as to be beneficial to the transmission stability. At the same time, power loss is reduced.
The wire rod is mostly cylindrical, and the torsion device is when twisting the wire rod, because the too big and shape of wire rod of torsion reaction force, the condition of torsion device and wire rod slippage appears easily, and the torsion device rotates promptly, nevertheless can not further twist reverse the wire rod. In order to solve the above problems, it is necessary to provide a dynamic torsion device for testing the torsional fatigue performance of a wire.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the technical scheme provides the dynamic torsion device for the wire torsion fatigue performance test, and solves the problem that when the torsion device provided in the background technology twists a wire, the torsion device is easy to slip off from the wire due to overlarge torsion reaction force and the shape of the wire, namely, the torsion device rotates, but the wire cannot be further twisted.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
a dynamic torsion device for testing torsional fatigue performance of a wire rod comprises a base, wherein a support column is fixedly connected to the left side of the upper surface of the base, a driving shaft is rotatably connected to the upper side of the right side of the support column, a fastening component is fixedly connected to the left side of the driving shaft, a fixed plate is fixedly connected to the right side of the upper surface of the base, a displacement screw rod is rotatably connected to the side surface of the fixed plate, a vertical plate is in threaded connection with the surface of the displacement screw rod, a rotating shaft is fixedly connected to the upper side of the left side of the vertical plate, a fastening component is fixedly connected to the left end of the rotating shaft, the fastening component comprises a fixing ring, screw holes are formed in the upper surface and the lower surface of the middle part of the fixing ring, the fixing ring is in threaded connection with a fastening screw rod through the screw holes, a limiting hole is formed in the right side of the fixing ring, a plurality of arc plates are fixedly connected to the left side edges of the limiting hole, a clamping screw rod is in threaded connection with the middle part of the arc plates, a positioning rod is in sliding connection with the right side of the arc plates, and a clamping plate is rotatably connected to the bottom end of the clamping screw rod, the lower surface of the clamping plate is fixedly connected with a rubber plate, and the right side of the upper surface of the clamping plate is fixedly connected to the bottom end of the positioning rod.
Preferably, support column left side upper side fixedly connected with driving motor, driving motor's output and drive shaft left end fixed connection.
Preferably, the left side of the fixing plate is fixedly connected with a limiting rod, and the limiting rod is in sliding connection with the lower part of the vertical plate.
Preferably, the limiting hole is communicated with the screw hole.
Preferably, the fastening screw rods arranged in the screw holes above and the fastening screw rods arranged in the screw holes below are symmetrically distributed.
Preferably, a plurality of the arc-shaped plates are arranged at equal intervals along the circumference of the fixing ring.
Preferably, the front side and the rear side of the middle part of the upper surface of the base are fixedly connected with baffle columns, and the height of each baffle column is greater than that of each support column and each vertical plate.
Compared with the prior art, the utility model provides a wire rod twists reverse dynamic torsion device for fatigue performance test possesses following beneficial effect:
1. by arranging the fastening assembly, the fastening assembly adopts a twice fixing mode and double guarantee, so that the wire is firmly fixed on the fastening assembly, and the wire can be twisted together with the fastening assembly during twisting, and the situation that the fastening assembly rotates but the wire does not rotate due to overlarge torsion after twisting is avoided;
2. through setting up displacement screw rod, gag lever post and riser, can adjust the position of the fastening components on right side for wire rod to different length can both be fit for, simultaneously, also can guarantee that the wire rod can inject two fastening components in, so that by fixed, through setting up the spacer post, can twist reverse when splitting at the wire rod, produce certain separation to the wire rod of departure, protection staff.
Drawings
Fig. 1 is a schematic front perspective view of the present invention;
FIG. 2 is a schematic structural view of the fastening assembly of the present invention;
fig. 3 is a right-side structural schematic view of the fastening assembly of the present invention;
fig. 4 is a schematic sectional view of the fixing ring of the present invention.
The reference numbers in the figures are:
101. a drive motor; 102. a support pillar; 103. a drive shaft; 104. a rotating shaft; 105. a limiting rod; 106. a vertical plate; 107. a fixing plate; 108. a displacement screw; 109. a base; 110. a barrier column;
200. a fastening assembly; 201. fastening a screw rod; 202. a fixing ring; 203. a limiting hole; 204. clamping the screw rod; 205. positioning a rod; 206. an arc-shaped plate; 207. clamping the plate; 208. a rubber plate; 209. and a screw hole.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
Referring to fig. 1-4, a dynamic torsion device for testing torsional fatigue performance of wire rods comprises a base 109, wherein a support column 102 is fixedly connected to the left side of the upper surface of the base 109, a drive shaft 103 is rotatably connected to the upper side of the right side of the support column 102, a fastening assembly 200 is fixedly connected to the left side of the drive shaft 103, a fixing plate 107 is fixedly connected to the right side of the upper surface of the base 109, a displacement screw 108 is rotatably connected to the side surface of the fixing plate 107, a vertical plate 106 is in threaded connection with the surface of the displacement screw 108, a rotating shaft 104 is fixedly connected to the upper side of the left side of the vertical plate 106, the fastening assembly 200 is fixedly connected to the left side of the rotating shaft 104, the fastening assembly 200 comprises a fixing ring 202, screw holes 209 are formed in the upper and lower surfaces of the middle of the fixing ring 202, the fixing ring 202 is in threaded connection with the fastening screw 201 through the screw holes 209, a limiting hole 203 is formed in the right side of the fixing ring 202, and a plurality of arc plates 206 are fixedly connected to the left edge of the limiting hole 203, a clamping screw 204 is connected to the middle of the arc-shaped plate 206 through threads, a positioning rod 205 is connected to the right side of the arc-shaped plate 206 in a sliding manner, a clamping plate 207 is rotatably connected to the bottom end of the clamping screw 204, a rubber plate 208 is fixedly connected to the lower surface of the clamping plate 207, and the right side of the upper surface of the clamping plate 207 is fixedly connected to the bottom end of the positioning rod 205;
referring to fig. 1 and 2, firstly, a wire is installed, a displacement screw 108 is screwed, a vertical plate 106 moves rightwards along a limiting rod 105, a fastening assembly 200 on the right side moves rightwards, the distance between the two fastening assemblies 200 is larger than the length of the wire, the wire is inserted into a limiting hole 203 of the fastening assembly 200 on the left side, a fastening screw 201 is screwed to fix the end of the wire, and a clamping screw 204 is screwed to enable a clamping plate 207 to be close to the surface of the wire under the limiting action of a positioning rod 205, so that the wire is fixed, because the friction force of a rubber plate 208 is large, the length of the rubber plate 208 is long enough, the contact with the wire is large enough, the wire can be fixed well, and the wire cannot slip in the twisting process;
then, the displacement screw 108 is screwed, so that the vertical plate 106 moves leftwards along the limiting rod 105, the fastening assembly 200 on the right side moves leftwards, the right end of the wire is inserted into the fastening assembly 200 on the right side, and the wire is fixed by adopting the similar operation;
when the wire is twisted, the driving motor 101 operates to drive the left fastening assembly 200 to rotate, so as to perform a twisting test on the wire.
Specifically, a driving motor 101 is fixedly connected to the upper left side of the supporting column 102, and an output end of the driving motor 101 is fixedly connected to the left end of the driving shaft 103.
The left side of the fixing plate 107 is fixedly connected with a limiting rod 105, and the limiting rod 105 is connected with the lower part of the vertical plate 106 in a sliding manner.
The limiting hole 203 is communicated with the screw hole 209.
The fastening screw rods 201 arranged in the screw holes 209 at the upper part and the fastening screw rods 201 arranged in the screw holes 209 at the lower part are symmetrically distributed.
A plurality of the arc plates 206 are arranged at equal intervals along the circumference of the fixing ring 202.
The front side and the rear side of the middle part of the upper surface of the base 109 are fixedly connected with baffle columns 110, and the height of the baffle columns 110 is larger than that of the support column 102 and the vertical plate 106.
The utility model discloses a theory of operation and use flow: by arranging the fastening assembly 200, the fastening assembly 200 adopts a twice fixing mode, and double guarantee is achieved, so that the wire is firmly fixed on the fastening assembly 200, and the wire can be twisted together with the fastening assembly 200 during twisting, and the situation that the fastening assembly 200 rotates but the wire does not rotate due to overlarge torsion after twisting is avoided; through setting up displacement screw rod 108, gag lever post 105 and riser 106, can adjust the position of fastening components 200 on right side for can both be fit for the wire rod to different length, simultaneously, also can guarantee that the wire rod can inject in two fastening components 200, so that by fixed, through setting up a shelves post 110, can produce certain separation to the wire rod of departure when the wire rod twists reverse the fracture, protect the staff.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that all the embodiments and descriptions are provided in the present invention, and that various changes and modifications can be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The dynamic torsion device for the wire torsion fatigue performance test is characterized by comprising a base (109), wherein a support column (102) is fixedly connected to the left side of the upper surface of the base (109), a drive shaft (103) is rotatably connected to the upper side of the right side of the support column (102), a fastening assembly (200) is fixedly connected to the left side of the drive shaft (103), a fixing plate (107) is fixedly connected to the right side of the upper surface of the base (109), a displacement screw (108) is rotatably connected to the side surface of the fixing plate (107), a vertical plate (106) is in threaded connection with the surface of the displacement screw (108), a rotating shaft (104) is fixedly connected to the upper side of the left side of the vertical plate (106), a fastening assembly (200) is fixedly connected to the left end of the rotating shaft (104), the fastening assembly (200) comprises a fixing ring (202), screw holes (209) are formed in the upper and lower surfaces of the middle part of the fixing ring (202), and the fixing ring (202) is in threaded connection with the fastening screw rod (201) through the screw holes (209), fixed ring (202) right side has been seted up spacing hole (203), spacing hole (203) left side edge fixedly connected with a plurality of arc (206), arc (206) middle part threaded connection has clamping screw (204), arc (206) right side sliding connection has locating lever (205), clamping screw (204) bottom is rotated and is connected with the clamp and gets board (207), clamp and get board (207) lower fixed surface and be connected with rubber slab (208), clamp and get board (207) upper surface right side fixed connection in locating lever (205) bottom.
2. The dynamic torsion device for testing the torsional fatigue performance of the wire rod as claimed in claim 1, wherein: support column (102) left side top fixedly connected with driving motor (101), the output and the drive shaft (103) left end fixed connection of driving motor (101).
3. The dynamic torsion device for testing the torsional fatigue performance of the wire rod as claimed in claim 1, wherein: the left side of the fixing plate (107) is fixedly connected with a limiting rod (105), and the limiting rod (105) is in sliding connection with the lower portion of the vertical plate (106).
4. The dynamic torsion device for testing the torsional fatigue performance of the wire rod as claimed in claim 1, wherein: the limiting hole (203) is communicated with the screw hole (209).
5. The dynamic torsion device for testing the torsional fatigue performance of the wire rod as claimed in claim 1, wherein: the fastening screw rods (201) arranged in the screw holes (209) above and the fastening screw rods (201) arranged in the screw holes (209) below are symmetrically distributed.
6. The dynamic torsion device for testing the torsional fatigue performance of the wire rod as claimed in claim 1, wherein: the arc plates (206) are arranged at equal intervals along the circumference of the fixing ring (202).
7. The dynamic torsion device for testing the torsional fatigue performance of the wire rod as claimed in claim 1, wherein: the front side and the rear side of the middle part of the upper surface of the base (109) are fixedly connected with baffle columns (110), and the height of each baffle column (110) is greater than that of the support column (102) and the vertical plate (106).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220987390.6U CN217443010U (en) | 2022-04-27 | 2022-04-27 | Dynamic torsion device for testing torsional fatigue performance of wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220987390.6U CN217443010U (en) | 2022-04-27 | 2022-04-27 | Dynamic torsion device for testing torsional fatigue performance of wire |
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| CN217443010U true CN217443010U (en) | 2022-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220987390.6U Active CN217443010U (en) | 2022-04-27 | 2022-04-27 | Dynamic torsion device for testing torsional fatigue performance of wire |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115452578A (en) * | 2022-09-21 | 2022-12-09 | 高安市华鸿电器有限公司 | Tensile detection device of electric wire processing |
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2022
- 2022-04-27 CN CN202220987390.6U patent/CN217443010U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115452578A (en) * | 2022-09-21 | 2022-12-09 | 高安市华鸿电器有限公司 | Tensile detection device of electric wire processing |
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