CN212007612U - Plate tension testing device - Google Patents
Plate tension testing device Download PDFInfo
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- CN212007612U CN212007612U CN202020994336.5U CN202020994336U CN212007612U CN 212007612 U CN212007612 U CN 212007612U CN 202020994336 U CN202020994336 U CN 202020994336U CN 212007612 U CN212007612 U CN 212007612U
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Abstract
The utility model relates to a sheet material tension testing arrangement relates to cold-rolled sheet tension test technical field, has solved among the prior art when testing sheet material tension, in case the panel atress warp, the relative displacement very easily takes place with the clamp plate at panel both ends, leads to measured data inaccurate, can produce certain potential dangerous technical problem to subsequent production work. The technical characteristics include a frame; a force measuring device mounted above the frame; a plate tensioning device arranged below the frame; the number of the plate tensioning devices is two, the plate tensioning devices are provided with tensioning motors and clamping grooves used for inserting plates, the two tensioning motors drive the plates inserted into the clamping grooves to rotate in opposite directions for more than two circles, the bent plates on the two sides are mutually compressed, and finally the plates are in a tensioning state. The tension tester has the beneficial effects that when the tension is tested, the plate does not have relative displacement, and the reliability of the measurement result is ensured.
Description
Technical Field
The utility model relates to a cold-rolled sheet tension test technical field, in particular to panel tension testing arrangement.
Background
Tension testing arrangement mainly presses tight panel through the pressure head, then obtains the tension data of panel, for providing the data basis in the follow-up production work, current tension test compresses tightly the both sides of panel with the clamp plate, then to exerting pressure in the middle of the panel, under this kind of condition, be fit for thick panel, but during the test sheet metal, in case sheet metal atress warp, relative displacement takes place very easily with the clamp plate in panel both ends, lead to measured data inaccurate, can produce certain potential danger to follow-up production work.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve among the prior art when the test sheet material tension, in case the panel atress warp, the panel both ends are very easily taken place relative displacement with the clamp plate, lead to measured data inaccurate, can produce certain potentially dangerous technical problem to subsequent production work, provide a panel tension testing arrangement.
In order to solve the technical problem, the technical scheme of the utility model is specifically as follows:
a sheet tension testing device comprising:
a frame;
a force measuring device mounted above the frame;
a plate tensioning device arranged below the frame;
the number of the plate tensioning devices is two, the plate tensioning devices are provided with tensioning motors and clamping grooves used for inserting plates, the two tensioning motors drive the plates inserted into the clamping grooves to rotate in opposite directions for more than two circles, the bent plates on the two sides are mutually compressed, and finally the plates are in a tensioning state.
Further, the frame includes: the upper cross beam and the lower cross beam are fixedly connected through the upright post; the upper cross beam is provided with a force measuring device, and the lower cross beam is provided with a plate tensioning device;
wherein, the lower beam is provided with a through T-shaped groove.
Further, the force measuring device comprises:
the hydraulic cylinder is fixedly arranged on the upper cross beam, and a piston of the hydraulic cylinder penetrates through the upper cross beam and is positioned above the plate tensioning device;
the load sensor is used for testing the tension of the plate, the load sensor is fixedly arranged at the end part of the piston of the hydraulic cylinder, and the load sensor is electrically connected with the control system;
the pressure head is used for directly pressing the plate and is fixedly connected with the load sensor;
wherein, the contact surface of pressure head and panel is the arc surface.
Further, the panel rises and tightly installs and includes:
the support is fixedly connected with the lower cross beam, and a support rod is arranged above the support;
the rotating shaft is rotatably connected with the supporting rod, a clamping groove for inserting the plate is formed in the rotating shaft, and the clamping groove is parallel to the axis of the rotating shaft;
the tensioning motor is fixedly arranged on one side of the support, and a shaft of the tensioning motor is fixedly connected with the rotating shaft;
the bottom surface of the support is provided with a T-shaped nut, the T-shaped nut is in sliding fit with the T-shaped groove, and the lateral surface of the outer side of the support is perpendicular to the surface of the lower cross beam.
Furthermore, a graduated scale used for ensuring that the two supports are symmetrical relative to the center line of the pressure head is further arranged on the lower cross beam.
The utility model discloses following beneficial effect has:
the utility model discloses a sheet material tension testing arrangement rises through setting up the panel and tightly installs, can make sheet material roll up in the pivot and can laminate the extrusion each other, just so can make sheet material be in the tight state that rises, and in the tensile time of test, panel does not have relative displacement, has guaranteed measuring result's reliability.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural view of a plate tension testing device according to the present invention;
fig. 2 is a schematic side view of the plate tension device of the plate tension testing device of the present invention.
The reference numerals in the figures denote:
1. a frame; 101. an upper cross beam; 102. a column; 103. a lower cross beam; 2. a force measuring device; 201. a hydraulic cylinder; 202. a load sensor; 203. a pressure head; 3. a plate tensioning device; 301. a support; 302. a rotating shaft; 303. a card slot; 304. a tensioning motor; 305. a T-shaped nut; 4. a graduated scale; 5. a plate material.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 2, a plate tension testing apparatus includes:
a frame 1;
a force measuring device 2 mounted above the frame 1;
a plate tensioning device 3 arranged below the frame 1;
the number of the plate tensioning devices 3 is two, the plate tensioning devices 3 are provided with tensioning motors 304 and clamping grooves 303 for inserting the plates 5, the two tensioning motors 304 drive the plates 5 inserted into the clamping grooves to rotate in opposite directions for more than two circles, so that the plates 5 bent at two sides are mutually compressed, and finally the plates 5 are in a tensioning state.
The working principle is as follows: insert sheet metal 5 in draw-in groove 303, two tight motors 304 that rise drive panel 5 and rotate to opposite direction respectively, the number of turns of rotation is greater than two circles, crooked panel 5 of both sides will extrude each other like this, finally make slim panel be in the tight state that rises, exert pressure to panel 5 through measuring device 2, because crooked panel 5 extrudees each other, so, the pressure that is applyed to panel 5 when measuring device 2 is big more, frictional force between panel 5 is great, panel 5 can not have relative displacement, only have the deflection, measure through measuring device 2, the tensile test of panel has finally been accomplished, provide more accurate data support for follow-up production.
The frame 1 includes: the device comprises an upper cross beam 101 and a lower cross beam 103, wherein the upper cross beam 101 and the lower cross beam 103 are fixedly connected through a stand column 102; the upper cross beam 101 is provided with a measuring device 2, and the lower cross beam 103 is provided with a plate tensioning device 3;
wherein, a through T-shaped groove is arranged on the lower beam 103.
The working principle is as follows: the plate tensioning devices 3 can slide relatively along the T-shaped grooves, so that the purpose of adjusting the relative distance between the two plate tensioning devices 3 is achieved, the plate tensioning device is suitable for plates 5 of different types and different testing requirements, the testing model meets the national standard, and the testing data is accurate.
The force measuring device 2 includes:
the hydraulic cylinder 201 is fixedly arranged on the upper cross beam 101, and a piston of the hydraulic cylinder 201 penetrates through the upper cross beam 101 and is positioned above the plate tensioning device 3;
the load sensor 202 is used for testing the tension of the plate 5, the load sensor 202 is fixedly arranged at the end part of the piston of the hydraulic cylinder 201, and the load sensor 202 is electrically connected with the control system;
the pressing head 203 is used for directly pressing the plate 5, and the pressing head 203 is fixedly connected with the load sensor 202;
wherein, the contact surface of the pressure head 203 and the plate 5 is a circular arc surface.
The working principle is as follows: a piston of the hydraulic cylinder 201 drives the load sensor 202 and the pressure head 203 to move downwards, so that the pressure head 203 applies pressure to the tensioned plate 5, and tension data of the plate 5 is read out through the load sensor 202 and fed back to the control system; the contact surface of pressure head 203 and panel 5 is the arc surface, and the arc surface is smooth contact with panel 5, does not have the edges and corners, and pressure head 203 just has the pressure effect to panel 5 like this and does not have the effect of shearing force, makes the result of tension test scientific more accurate.
The plate tensioning device 3 comprises:
the support 301, the support 301 is fixedly connected with the lower cross beam 103, and a support rod is arranged above the support 301;
the rotating shaft 302 is rotatably connected with the supporting rod, a clamping groove 303 for inserting the plate 5 is formed in the rotating shaft 302, and the clamping groove 303 is parallel to the axis of the rotating shaft 302;
the tensioning motor 304 is fixedly arranged on one side of the support 301, and a shaft of the tensioning motor 304 is fixedly connected with the rotating shaft 302;
the bottom surface of the support 301 is provided with a T-shaped nut 305, the T-shaped nut 305 is in sliding fit with the T-shaped groove, and the outer side surface of the support 301 is perpendicular to the surface of the lower cross beam 103.
The lower beam 103 is also provided with a graduated scale 4 for ensuring that the two supports 301 are symmetrical relative to the center line of the pressure head 203.
The working principle is as follows: the thin plate 5 is inserted into the clamping groove 303, the two tensioning motors 304 drive the rotating shaft 302 to rotate in opposite directions, the number of rotation turns is more than two, so that the bent plates 5 on the two sides can be mutually extruded, finally, the thin plate 5 is in a tensioning state, the plate 5 is perpendicular to the axis of the pressure head 203, when the pressure head 203 applies pressure to the plate 5, the plate 5 cannot generate relative displacement due to the action of mutual extrusion friction force, and the accuracy of a measuring result is ensured; aiming at different plates 5, different lengths are required for testing, namely, the distance between two supports 301 needs to be adjustable, a T-shaped nut 305 and a T-shaped groove are arranged, after the adjustment is finished, the supports 301 are fixed on the lower cross beam 103 through the T-shaped nut 305, in order to ensure the distance accuracy between the two supports 301 and the accuracy of a test result, a graduated scale 4 is arranged, the outer side surface of each support 301 is perpendicular to the surface of the lower cross beam 103, the outer side surface of each support 301 is equivalent to the action of a pointer, the distance between the two supports 301 is read through the positions of the outer side surfaces of the supports 301 on the graduated scale 4, and the accuracy of a final measurement result is ensured.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (5)
1. A sheet tension testing device, comprising:
a frame (1);
a force measuring device (2) mounted above the frame (1);
a plate tensioning device (3) arranged below the frame (1);
the number of the plate tensioning devices (3) is two, the plate tensioning devices (3) are provided with tensioning motors (304) and clamping grooves (303) used for inserting plates (5), the two tensioning motors (304) drive the plates (5) inserted into the clamping grooves (303) to rotate in opposite directions for more than two circles, the plates (5) with two bent sides are pressed tightly, and finally the plates (5) are in a tensioning state.
2. A panel tension testing device according to claim 1, wherein the frame (1) comprises: the upper cross beam (101) and the lower cross beam (103) are fixedly connected through a vertical column (102); the upper cross beam (101) is provided with a force measuring device (2), and the lower cross beam (103) is provided with a plate tensioning device (3);
wherein, a through T-shaped groove is arranged on the lower beam (103).
3. A panel tension testing device according to claim 2, wherein the force measuring device (2) comprises:
the hydraulic cylinder (201), the hydraulic cylinder (201) is fixedly installed on the upper cross beam (101), and a piston of the hydraulic cylinder (201) penetrates through the upper cross beam (101) and is positioned above the plate tensioning device (3);
the device comprises a load sensor (202) for testing the tension of a plate (5), wherein the load sensor (202) is fixedly arranged at the end part of a piston of a hydraulic cylinder (201), and the load sensor (202) is electrically connected with a control system;
the pressing head (203) is used for directly pressing the plate (5), and the pressing head (203) is fixedly connected with the load sensor (202);
the contact surface of the pressure head (203) and the plate (5) is an arc surface.
4. A sheet tension testing device according to claim 3, wherein the sheet tension device (3) comprises:
the support (301), the support (301) is fixedly connected with the lower cross beam (103), and a support rod is arranged above the support (301);
the rotating shaft (302) is rotatably connected with the supporting rod, a clamping groove (303) used for inserting the plate (5) is formed in the rotating shaft (302), and the clamping groove (303) is parallel to the axis of the rotating shaft (302);
the tensioning motor (304), the tensioning motor (304) is fixedly installed on one side of the support (301), and a shaft of the tensioning motor (304) is fixedly connected with the rotating shaft (302);
the bottom surface of the support (301) is provided with a T-shaped nut (305), the T-shaped nut (305) is in sliding fit with a T-shaped groove, and the outer side surface of the support (301) is perpendicular to the surface of the lower cross beam (103).
5. A plate tension testing device according to claim 4, characterized in that the lower beam (103) is also provided with a graduated scale (4) for ensuring that the two supports (301) are symmetrical with respect to the centre line of the indenter (203).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020994336.5U CN212007612U (en) | 2020-06-03 | 2020-06-03 | Plate tension testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020994336.5U CN212007612U (en) | 2020-06-03 | 2020-06-03 | Plate tension testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212007612U true CN212007612U (en) | 2020-11-24 |
Family
ID=73418811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020994336.5U Active CN212007612U (en) | 2020-06-03 | 2020-06-03 | Plate tension testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212007612U (en) |
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2020
- 2020-06-03 CN CN202020994336.5U patent/CN212007612U/en active Active
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