CN216284641U - Cross tensile testing machine for ultrathin metal plate - Google Patents
Cross tensile testing machine for ultrathin metal plate Download PDFInfo
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- CN216284641U CN216284641U CN202122274297.9U CN202122274297U CN216284641U CN 216284641 U CN216284641 U CN 216284641U CN 202122274297 U CN202122274297 U CN 202122274297U CN 216284641 U CN216284641 U CN 216284641U
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Abstract
The utility model belongs to the technical field of testing equipment, and particularly relates to a tensile testing machine. The utility model provides a cross tensile test machine for ultra-thin metal sheet, includes a workstation, is equipped with two sets of tension mechanism on the workstation, and every tension mechanism of group all includes: the two clamp mechanisms are positioned above the workbench and are oppositely arranged into a row to clamp one end of a product; the two horizontal moving mechanisms are provided with horizontal moving ends, and one horizontal moving end is connected with the corresponding clamp mechanism to drive the clamp mechanism to move horizontally; the driving mechanism is provided with two driving ends which are respectively connected with the two horizontal moving mechanisms and drive the two horizontal moving mechanisms to do linear motion relatively; the central lines of the two clamp mechanisms in the two groups of stretching mechanisms are perpendicular to each other. The utility model is used for the tensile test of the ultrathin metal sheet product, can realize the purposes of unidirectional tension and cross tensile test, and can also realize the purpose of microscale tension.
Description
Technical Field
The utility model belongs to the technical field of testing equipment, and particularly relates to a tensile testing machine.
Background
The ultra-thin metal plate, especially the stainless steel plate or titanium alloy plate with the thickness less than 0.2mm, is usually small in size and low in strength, and when the mechanical behavior test of the product under a complex loading path is carried out, the tensile test can not be realized by adopting the tensile testing machine in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problems and provides a cross-shaped tensile testing machine for an ultrathin metal plate.
The utility model provides a cross tensile test machine for ultra-thin metal sheet, includes a workstation, be equipped with two sets of stretching mechanism on the workstation, every group stretching mechanism all includes:
the two clamp mechanisms are positioned above the workbench and are oppositely arranged into a row to clamp one end of a product;
the two horizontal moving mechanisms are provided with horizontal moving ends, and one horizontal moving end is connected with the corresponding clamp mechanism to drive the clamp mechanism to horizontally move;
the driving mechanism is provided with two driving ends which are respectively connected with the two horizontal moving mechanisms and drive the two horizontal moving mechanisms to do linear motion relatively;
the central lines of two clamp mechanisms in two groups of stretching mechanisms are perpendicular to each other.
When the device is used, the periphery of the ultrathin metal sheet product is clamped on the four clamp mechanisms, the two horizontal moving mechanisms which are oppositely arranged are driven by the two driving mechanisms to move relatively far away to a preset position, each horizontal moving mechanism is moved respectively, and a unidirectional tensile test or a cross tensile test is performed, so that the tensile strength test of the ultrathin metal sheet product is finally realized.
The clamp mechanism includes:
the clamp head is positioned above the workbench;
the clamp seat is connected with the horizontal moving end of the horizontal moving mechanism;
one end of the clamp movable rod is connected with the clamp head, and the other end of the clamp movable rod is connected with the clamp seat;
a force value sensor sleeved on the clamp movable rod;
and the clamp nut is sleeved on the clamp movable rod and is positioned between the force value sensor and the clamp head.
The horizontal movement mechanism includes:
the movable seat is connected with the driving end of the driving mechanism;
the outer wall of the movable nut is fixed on the movable seat;
the movable screw rod is horizontally arranged, one end of the movable screw rod is connected with the clamp mechanism, and the other end of the movable screw rod penetrates through the movable nut and is rotationally connected with the movable nut;
and the moving hand wheel is connected with the other end of the moving screw rod, and when the moving hand wheel rotates, the moving screw rod is driven to rotate, so that the clamp mechanism is driven to horizontally move.
The horizontal movement mechanism further includes:
the moving plate is transversely fixed on the moving seat;
the moving guide rail is arranged on the moving plate;
and the moving sliding block is connected with the moving guide rail in a sliding manner and is connected with one clamp mechanism, and when the moving hand wheel rotates, the moving lead screw is driven to rotate, so that the clamp mechanism is driven to horizontally move on the moving guide rail through the moving sliding block.
The horizontal movement mechanism further includes:
and the limiting column is arranged on the moving plate, is positioned in front of the moving guide rail and is higher than the moving guide rail. So as to prevent the clamp mechanism from horizontally moving to be separated from the moving guide rail.
The drive mechanism includes a primary drive component, the primary drive component including:
the driving motor is fixed below the workbench;
the two bearing seats are oppositely arranged and fixed below the workbench;
the bidirectional screw rod is positioned below the workbench and is arranged in parallel with the movable screw rod, two ends of the bidirectional screw rod are respectively fixed on the bearing seats through bearings, and one end of the bidirectional screw rod is connected with the driving motor through a transmission mechanism;
the two screw rod nuts are used as driving ends and arranged at two ends of the bidirectional screw rod, and can move relatively along the bidirectional screw rod under the rotation of the driving motor;
the workbench is provided with a moving opening communicated up and down, and a moving seat of the horizontal moving mechanism penetrates through the moving opening to be connected with the corresponding screw rod nut.
The drive mechanism further includes an auxiliary drive component, the auxiliary drive component including:
the two driving slide rails are parallel to the two-way screw rod, arranged below the workbench and positioned at two sides of the two-way screw rod;
the two driving sliding block plates are respectively connected with the two driving sliding rails in a sliding mode, one driving sliding block plate is fixed with one lead screw nut, and the top face of each driving sliding block plate is provided with one moving seat.
The drive mechanism further includes an auxiliary drive component, the auxiliary drive component including:
the two hollow optical axes are parallel to the two-way screw rod, are positioned on two sides of the two-way screw rod, and are respectively fixed with the two bearing blocks at two ends;
and the moving seat of the horizontal moving mechanism is respectively connected with the two hollow optical shafts through two linear bearings.
The cross tensile testing machine further comprises:
the rack is a cuboid frame and is positioned below the workbench, and the driving mechanism below the workbench is arranged in the rack;
and the plurality of machine frame door plates are arranged on the machine frame and seal the machine frame into a rectangular structure.
The four sides of the bottom of the frame are respectively provided with a horse wheel. So that the cross tensile testing machine can move universally.
Has the advantages that: the utility model is used for the tensile test of the ultrathin metal sheet product, can realize the purposes of unidirectional tension and cross tensile test, and can also realize the purpose of microscale tension.
Drawings
FIG. 1 is a schematic view of an overall structure of the present invention;
FIG. 2 is a schematic view of a structure above the inner table of FIG. 1;
FIG. 3 is a schematic view of a structure below the inner table of FIG. 1;
fig. 4 is a schematic structural diagram of the horizontal movement mechanism of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific drawings.
Referring to fig. 1 to 4, the cross tensile testing machine for the ultra-thin metal plate comprises a workbench 100, wherein two groups of tensile mechanisms are arranged on the workbench 100, and each group of tensile mechanisms comprises two clamp mechanisms 200, two horizontal moving mechanisms 300 and a driving mechanism 400. The two clamp mechanisms 200 are both located above the work table 100, and the two clamp mechanisms 200 are oppositely arranged in a row for clamping one end of a product. The two horizontal moving mechanisms 300 both have a horizontal moving end, one horizontal moving end is connected to a corresponding one of the clamp mechanisms 200, and the horizontal moving mechanism 300 drives the clamp mechanism 200 to move horizontally. The driving mechanism 400 has two driving ends, the two driving ends are respectively connected with the two horizontal moving mechanisms 300, and the driving mechanism 400 drives the two horizontal moving mechanisms 300 to move linearly relatively. As shown in fig. 2, the center lines of the two gripper mechanisms 200 in the two sets of stretching mechanisms formed in a row are perpendicular to each other.
The fixture mechanism 200 of the present invention can adopt a fixture mechanism used for clamping a metal ultrathin plate in the prior art, and can also adopt the following structure:
referring to fig. 2 and 4, the clamp mechanism 200 includes a clamp head, a clamp base 210, a clamp movable rod, a force value sensor 220, and a clamp nut. The gripper head is located above the table 100. The holder 210 is connected to the horizontally moving end of the horizontally moving mechanism 300. One end of the clamp movable rod is connected with the clamp head, and the other end of the clamp movable rod is connected with the clamp seat 210. The force value sensor 220 is sleeved on the movable rod of the clamp, and the force value sensor 220 preferably adopts an LFC-68 force quasi-spoke pressing type sensor, and more preferably adopts an LFC-68-200kg force quasi-spoke pressing type sensor. The clamp nut is sleeved on the clamp movable rod and is positioned between the force value sensor 220 and the clamp head. The clamp head 410 of the clamp mechanism 400 of the present invention is responsible for clamping one end of a product, the clamp base 210 is driven by the driving end of the driving mechanism 400 to perform a linear motion, and is driven by the horizontal moving mechanism 300 to further perform a horizontal moving motion, and an induced value sensed by the force value sensor during the motion process is used as a reference value of the product tensile force.
Referring to fig. 4, the horizontal movement mechanism 300 includes a movement base 310, a movement nut 320, a movement screw 330, a movement hand wheel 340, a movement plate 350, a movement guide rail 360, a movement slider 370, and a stopper 380.
The lower portion of the movable base 310 is connected to the driving end of the driving mechanism 400 after passing through the work table 100. The outer wall of the movable nut 320 is fixed on the upper portion of the movable base 310, specifically, a nut fixing hole is dug on the upper portion of the movable base 310, and the movable nut 320 is fixed in the nut fixing hole, so that the movable nut 320 is fixed. The moving screw 330 is horizontally disposed, one end of the moving screw 330 is connected to the clamping mechanism 200, and the other end of the moving screw 330 passes through the moving nut 320 and is rotatably connected to the moving nut 320, so that the moving screw 330 can linearly move relative to the moving nut 320. The moving hand wheel 340 is connected with the other end of the moving screw 330, and when the moving hand wheel 340 rotates, the moving screw 330 is driven to rotate, and then the clamp mechanism 200 is driven to move horizontally. The moving plate 350 is transversely fixed at one end of the upper part of the moving seat 310, the moving guide rail 360 is arranged on the moving plate 350, the moving slider 370 is slidably connected with the moving guide rail 360, the moving slider 370 is connected with the clamp mechanism 200, and when the moving hand wheel 340 rotates, the moving screw 330 is driven to rotate, so that the clamp mechanism 200 is driven to horizontally move on the moving guide rail 360 through the moving slider 370. The limiting column 380 is disposed on the moving plate 350, the limiting column 380 is located in front of the moving guide 360, and the height of the limiting column 380 is higher than that of the moving guide 360. To prevent the clamp mechanism 200 from moving horizontally off the moving rail 360.
Referring to fig. 3, the driving mechanism 400 includes a main driving part including a driving motor 410, two bearing housings 420, a bidirectional lead screw 430, and two lead screw nuts 440. The driving motor 410 is fixed under the table 100. Two bearing seats 420 are oppositely arranged and fixed below the workbench 100. The bidirectional screw 430 is located below the working table 100, the bidirectional screw 430 is parallel to the movable screw 330, two ends of the bidirectional screw 430 are respectively fixed on the bearing seats 420 through bearings, and one end of the bidirectional screw 430 is connected with the driving motor 410 through a transmission mechanism. The driving mechanism of the present invention may include a motor synchronizing wheel connected to a motor shaft of the driving motor 410, a lead screw synchronizing wheel connected to one end of the bidirectional lead screw 430, and a belt. The belt is sleeved on the motor synchronizing wheel and the screw rod synchronizing wheel. Two bidirectional screw rods 430 are arranged vertically, and each bidirectional screw rod 430 is provided with two sections of threads with different screwing directions, namely a right-handed thread and a left-handed thread, on one screw rod. The right-handed nut and the left-handed nut which are screwed on the upper part are respectively connected with the moving piece. When the screw rod rotates, the two moving parts are quickly approached or separated along with the two nuts. The two lead screw nuts 440 are respectively a right-handed nut and a left-handed nut, the two lead screw nuts 440 are arranged at two ends of the bidirectional lead screw 430 as driving ends, and the two lead screw nuts 440 relatively move along the bidirectional lead screw 430 under the rotation of the driving motor 410. The worktable 100 is provided with a moving opening communicating up and down, and the moving seat 310 of the horizontal moving mechanism 300 passes through the moving opening to be connected with the corresponding lead screw nut 440. The movable opening can be provided with a dustproof sheet for preventing dust.
The driving mechanism 400 further includes an auxiliary driving part including two driving slide rails 450 and two driving slide plates 460. The two driving sliding rails 450 are parallel to the bidirectional screw 430 and are disposed below the worktable 100, and the two driving sliding rails 450 are located at two sides of the bidirectional screw 430. Two driving slider plates 460 are respectively connected with the two driving sliding rails 450 in a sliding manner, one driving slider plate 460 is fixed with one lead screw nut 440, and the top surface of each driving slider plate 460 is provided with one movable seat 310.
The auxiliary driving part may also include two hollow optical axes 470, the two hollow optical axes 470 are parallel to the bidirectional screw 430, the two hollow optical axes 470 are located at two sides of the bidirectional screw 430, two ends of the two hollow optical axes 470 are respectively fixed with the two bearing blocks 420, and the moving block 310 of the horizontal moving mechanism 300 is respectively connected with the two hollow optical axes 470 through two linear bearings.
The auxiliary driving member of the present invention may adopt any one of the above two configurations, and as shown in fig. 3, one auxiliary driving member may be adopted for the driving mechanism 400 of one group of stretching mechanisms, and the other auxiliary driving member may be adopted for the driving mechanism 400 of the other group of stretching mechanisms. And the specific structure of the lower portion of the movable seat 310 of the horizontal movement mechanism 300 may be provided with or without a moving through-hole according to the structure of the auxiliary driving part.
Referring to fig. 1, the cross tensile testing machine further includes a machine frame 500 and a plurality of machine frame door panels 600, the machine frame 500 is a rectangular parallelepiped frame, the machine frame 500 is located below the workbench 100, and the machine frame 500 sets the driving mechanism 400 below the workbench 100 therein. A plurality of rack door panels 600 are disposed on the rack 500 to seal the rack 500 into a rectangular structure. The four sides of the bottom of the frame 500 are respectively provided with a horse wheel 510. So that the cross tensile testing machine can move universally.
When the device is used, the periphery of the ultrathin metal plate product is clamped on the four clamp mechanisms 200, the two horizontal moving mechanisms 300 which are oppositely arranged are driven by the two driving mechanisms 400 to move away from each other relatively to a preset position, each horizontal moving mechanism 300 is moved respectively to perform a unidirectional tensile test or a cross tensile test, and finally the tensile strength test of the ultrathin metal plate product is realized.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a cross tensile test machine for ultra-thin metal sheet, includes a workstation, its characterized in that, be equipped with two sets of stretching mechanism on the workstation, every group stretching mechanism all includes:
the two clamp mechanisms are positioned above the workbench and are oppositely arranged into a row to clamp one end of a product;
the two horizontal moving mechanisms are provided with horizontal moving ends, and one horizontal moving end is connected with the corresponding clamp mechanism to drive the clamp mechanism to horizontally move;
the driving mechanism is provided with two driving ends which are respectively connected with the two horizontal moving mechanisms and drive the two horizontal moving mechanisms to do linear motion relatively;
the central lines of two clamp mechanisms in two groups of stretching mechanisms are perpendicular to each other.
2. The cross tensile tester for ultra-thin metal sheets of claim 1, wherein the clamping mechanism comprises:
the clamp head is positioned above the workbench;
the clamp seat is connected with the horizontal moving end of the horizontal moving mechanism;
one end of the clamp movable rod is connected with the clamp head, and the other end of the clamp movable rod is connected with the clamp seat;
a force value sensor sleeved on the clamp movable rod;
and the clamp nut is sleeved on the clamp movable rod and is positioned between the force value sensor and the clamp head.
3. The cross tensile tester for ultra-thin metal sheets according to claim 1, wherein the horizontal movement mechanism comprises:
the movable seat is connected with the driving end of the driving mechanism;
the outer wall of the movable nut is fixed on the movable seat;
the movable screw rod is horizontally arranged, one end of the movable screw rod is connected with the clamp mechanism, and the other end of the movable screw rod penetrates through the movable nut and is rotationally connected with the movable nut;
and the moving hand wheel is connected with the other end of the moving screw rod, and when the moving hand wheel rotates, the moving screw rod is driven to rotate, so that the clamp mechanism is driven to horizontally move.
4. The cross tensile tester for ultra-thin metal sheets according to claim 3, wherein the horizontal movement mechanism further comprises:
the moving plate is transversely fixed on the moving seat;
the moving guide rail is arranged on the moving plate;
and the moving sliding block is connected with the moving guide rail in a sliding manner and is connected with one clamp mechanism, and when the moving hand wheel rotates, the moving lead screw is driven to rotate, so that the clamp mechanism is driven to horizontally move on the moving guide rail through the moving sliding block.
5. The cross tensile tester for ultra-thin metal sheets according to claim 4, wherein the horizontal movement mechanism further comprises:
and the limiting column is arranged on the moving plate, is positioned in front of the moving guide rail and is higher than the moving guide rail.
6. The cross tensile tester for ultra-thin metal sheets of claim 3, wherein said driving mechanism includes a main driving part, said main driving part including:
the driving motor is fixed below the workbench;
the two bearing seats are oppositely arranged and fixed below the workbench;
the bidirectional screw rod is positioned below the workbench and is arranged in parallel with the movable screw rod, two ends of the bidirectional screw rod are respectively fixed on the bearing seats through bearings, and one end of the bidirectional screw rod is connected with the driving motor through a transmission mechanism;
the two screw rod nuts are used as driving ends and arranged at two ends of the bidirectional screw rod, and can move relatively along the bidirectional screw rod under the rotation of the driving motor;
the workbench is provided with a moving opening communicated up and down, and a moving seat of the horizontal moving mechanism penetrates through the moving opening to be connected with the corresponding screw rod nut.
7. The cross tensile tester for ultra-thin metal sheets of claim 6, wherein said driving mechanism further comprises an auxiliary driving member, said auxiliary driving member comprising:
the two driving slide rails are parallel to the two-way screw rod, arranged below the workbench and positioned at two sides of the two-way screw rod;
the two driving sliding block plates are respectively connected with the two driving sliding rails in a sliding mode, one driving sliding block plate is fixed with one lead screw nut, and the top face of each driving sliding block plate is provided with one moving seat.
8. The cross tensile tester for ultra-thin metal sheets of claim 6, wherein said driving mechanism further comprises an auxiliary driving member, said auxiliary driving member comprising:
the two hollow optical axes are parallel to the two-way screw rod, are positioned on two sides of the two-way screw rod, and are respectively fixed with the two bearing blocks at two ends;
and the moving seat of the horizontal moving mechanism is respectively connected with the two hollow optical shafts through two linear bearings.
9. The cross tensile testing machine for ultra-thin metal plates according to any one of claims 1 to 8, further comprising:
the rack is a cuboid frame and is positioned below the workbench, and the driving mechanism below the workbench is arranged in the rack;
and the plurality of machine frame door plates are arranged on the machine frame and seal the machine frame into a rectangular structure.
10. The cross tensile tester for ultra-thin metal plates of claim 9, wherein a plurality of formalin wheels are respectively provided on the peripheral bottom of said frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122274297.9U CN216284641U (en) | 2021-09-18 | 2021-09-18 | Cross tensile testing machine for ultrathin metal plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122274297.9U CN216284641U (en) | 2021-09-18 | 2021-09-18 | Cross tensile testing machine for ultrathin metal plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216284641U true CN216284641U (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122274297.9U Active CN216284641U (en) | 2021-09-18 | 2021-09-18 | Cross tensile testing machine for ultrathin metal plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216284641U (en) |
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2021
- 2021-09-18 CN CN202122274297.9U patent/CN216284641U/en active Active
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