CN215262761U - In-plane extrusion testing device - Google Patents
In-plane extrusion testing device Download PDFInfo
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- CN215262761U CN215262761U CN202120753808.2U CN202120753808U CN215262761U CN 215262761 U CN215262761 U CN 215262761U CN 202120753808 U CN202120753808 U CN 202120753808U CN 215262761 U CN215262761 U CN 215262761U
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Abstract
The utility model discloses an in-plane extrusion testing device, which is used for applying a force application clamping tool of a horizontal clamping force on a laminated test piece and a force application extrusion tool of a vertical extrusion force on the laminated test piece; the tight frock of application of force clamp includes: the rack comprises a base plate and two opposite side plates which are respectively fastened on the base plate; two sliding rails mounted on the base plate of the frame; the two clamping clamps are arranged on the sliding rail in a sliding way and used for extruding and clamping a laminated test piece, and the two clamping clamps are symmetrically arranged on two sides of the laminated test piece; one end of each servo push rod is connected to a side plate of the rack, and the other opposite end of each servo push rod is pressed against one side, far away from the laminated test piece, of the clamping fixture through a load sensor; the force application extrusion tool at least comprises an extrusion clamp. The implementation of the in-plane extrusion testing device of the utility model can realize controllable in-plane compression of the laminated structure; the structure is simplified, the adjustment is accurate, and the control stability is high.
Description
Technical Field
The utility model relates to a mechanical properties tests the field, especially relates to an extrusion testing arrangement in face.
Background
In the prior art, the in-plane compression test of the laminated structure mostly adopts the structural design of a fixing clamp, and the main existing technical problems are as follows:
1. the compression in the lamination structure surface is easy to cause the disassembly of the lamination and the structural dispersion; on the other hand, due to the multiple applications of the stacked structure and the out-of-plane constraint, the in-plane compression may cause the entire structure to buckle.
2. The clamping difficulty of the test device is high, and the test result is greatly influenced by manual operation factors.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide an in-plane extrusion testing device, which can realize controllable in-plane compression of a laminated structure; the structure is simplified, the adjustment is accurate, and the control stability is high.
In order to solve the technical problem, an embodiment of the utility model provides an in-plane extrusion testing arrangement, include: the device comprises a force application clamping tool and a force application extrusion tool, wherein the force application clamping tool is used for applying a horizontal clamping force on a laminated test piece, and the force application extrusion tool is used for applying a vertical extrusion force on the laminated test piece; the tight frock of application of force clamp includes: the rack comprises a base plate and two opposite side plates which are respectively fastened on the base plate; two sliding rails mounted on the substrate; the two clamping clamps are arranged on the sliding rail in a sliding way and used for extruding and clamping a laminated test piece, and the two clamping clamps are symmetrically arranged on two sides of the laminated test piece; one end of each servo push rod is connected to a side plate of the rack, and the other opposite end of each servo push rod is pressed against one side, far away from the laminated test piece, of the clamping fixture through a load sensor; application of force extrusion frock is installed in the periphery of frame, and application of force extrusion frock includes an extrusion anchor clamps that is located stromatolite testpieces top at least, wherein: the laminated test piece is clamped by two clamping fixtures of a force application clamping tool, the pressure on the laminated test piece in the test process is kept or adjusted by two servo push rods, and a load sensor acquires load change data information on the two clamping fixtures in the compression process; and compressing the clamped laminated test piece in the laminated surface under multiple working conditions by using an extrusion clamp of the force application extrusion tool.
Wherein, application of force extrusion frock still includes: a base plate platform; the top plate is arranged opposite to the bottom plate platform, and the top plate is provided with a motor and a transmission mechanism connected with the motor; the guide mechanism is arranged between the bottom plate platform and the top plate and is connected with the transmission mechanism; and a moving frame mounted on the guide mechanism, the extrusion jig being mounted on the moving frame.
The base plate and the two side plates of the force application clamping tool are integrally formed; the base plate of the force application clamping tool is arranged between the bottom plate platform and the top plate of the force application extrusion tool.
Wherein, the base plate of the clamping tool and the bottom plate platform of the force application extrusion tool are integrally formed.
Wherein, drive mechanism includes: the rotating force of the motor is transmitted to the guide mechanism after being decelerated by the accelerator pinion and the accelerator gearwheel.
Wherein, guiding mechanism includes: the screw rod and the guide rod are respectively arranged between the bottom plate platform and the top plate, the movable frame is respectively arranged on the screw rod and the guide rod, and the screw rod is connected with the big gear of the accelerator.
Wherein, install force sensor between extrusion anchor clamps and the removal frame, wherein: the extrusion fixture carries out multi-working-condition lamination in-plane compression on the clamped lamination test piece, and the force sensor acquires load change data information of the lamination test piece in the compression process.
Wherein, still include: and the camera is arranged on the side surface of the clamping fixture and used for storing the structural deformation process of the laminated test piece.
Wherein, two servo push rods are symmetrically arranged.
Wherein, still include: and the hydraulic cylinder, the electric push rod or the electro-hydraulic push rod are connected with the servo push rod.
The utility model provides an in plane extrusion testing arrangement has following beneficial effect: the laminated test piece is clamped by two clamping fixtures of a force application clamping tool, the pressure on the laminated test piece in the test process is kept or adjusted by two servo push rods, and a load sensor acquires load change data information on the two clamping fixtures in the compression process; the clamped laminated test piece is subjected to multi-working-condition laminated surface internal compression through an extrusion clamp of the force application extrusion tool, so that controllable laminated structure surface internal compression can be realized; the structure is simplified, the adjustment is accurate, and the control stability is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a first embodiment of the in-plane extrusion testing apparatus of the present invention.
Fig. 2 is a schematic structural diagram of a force application clamping tool clamping laminated test piece according to a first embodiment of the present invention.
Fig. 3 is a schematic structural view of a force application extrusion tool according to a first embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a second embodiment of the in-plane extrusion testing apparatus of the present invention.
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 efforts belong to the protection scope of the present invention.
As shown in fig. 1-3, it is a first embodiment of the in-plane compression testing apparatus of the present invention.
The in-plane compression testing device in this embodiment includes: the device comprises a force application clamping tool B for applying horizontal clamping force on a laminated test piece and a force application extrusion tool A for applying vertical extrusion force on the laminated test piece.
The application of force presss from both sides tight frock B includes: the frame comprises a base plate 11 and two opposite side plates 12 which are respectively fastened on the base plate 11; two slide rails 13 mounted on the substrate 11; the two clamping fixtures 3 are slidably arranged on the slide rail 13 and used for extruding and clamping a laminated test piece 2, and the two clamping fixtures 3 are symmetrically arranged on two sides of the laminated test piece 2; and two servo push rods 4, one end of each servo push rod 4 is connected to the side plate 12 of the frame, and the other opposite end is pressed against the clamping fixture 3 through a load sensor 40.
The force application extrusion tooling A at least comprises an extrusion clamp 5 positioned above the laminated test piece 2, and is arranged on the periphery of the rack.
The laminated test piece 2 is clamped by two clamping clamps 3 of the force application clamping tool B, the pressure on the laminated test piece 2 in the test process is kept or adjusted by two servo push rods 4, and the load sensor 40 acquires load change data information on the two clamping clamps 3 in the compression process; and the clamped laminated test piece 2 is subjected to multi-working-condition laminated surface internal compression through an extrusion clamp 5 of the force application extrusion tool A.
In specific implementation, the frame of the force application clamping tool B and parts on the frame are arranged between the bottom plate platform 61 and the top plate 62 of the force application extrusion tool A. The frame comprises a base plate 11 and two side plates 12 which are fastened on the base plate 11 and are arranged oppositely, and in the embodiment, the base plate 11 and the two side plates 12 are integrally formed.
Two slide rails 13 are installed at the area where the base plate 11 and the side plate 12 are connected, and are arranged symmetrically. The two clamping fixtures 3 are respectively correspondingly arranged on the slide rails 13 and can move on the slide rails 13 in a straight line without obstacles. The clamping jig 3 has an L-shaped cross section in the present embodiment, and is arranged symmetrically.
Further, one end of the servo push rod 4 is connected to the side plate 12 of the frame, and the opposite end is pressed against the clamping fixture 3 through a load sensor 40. The two servo push rods 4 are symmetrically arranged, and the power source of the servo push rods 4 is a hydraulic cylinder, an electric push rod or an electro-hydraulic push rod. The load sensor 40 is installed between the servo push rod 4 and the clamping fixture 3, and has the following functions: and acquiring load change data information of the two clamping fixtures 3 in the compression process.
Preferably, the side of the clamping fixture 3 is provided with a camera for storing the structural deformation process of the laminated test piece 2.
When the in-plane extrusion testing device is in specific operation, the laminated test piece 2 is vertically placed into the two clamping fixtures 3 of the force application clamping tool B; adjusting the initial clamping pressure of the two clamping fixtures 3, keeping preload, loading the laminated structure by using the force application extrusion tool A, and recording the compression load until the test is finished. In the process, the load sensor 40 records the change of the load applied to the two clamping fixtures 3 in the compression process, so that the loosening and buckling behaviors can be controlled. In addition, the servo push rod 4 has the function of maintaining or adjusting the pressure during the test, and a video recorder can be used for recording the structural deformation process during the test.
Further, application of force extrusion frock A still includes: a bottom plate platform 61 arranged at the bottom of the substrate 11 of the force application clamping tool; a top plate 62 arranged opposite to the bottom plate platform 61, wherein the top plate 62 is provided with a motor 7 and a transmission mechanism connected with the motor 7; a guide mechanism arranged between the bottom plate platform 61 and the top plate 62, wherein the guide mechanism is connected with the transmission mechanism; and a moving frame 63 mounted on the guide mechanism, the extruding jig 5 being mounted on the moving frame 63.
Further, the transmission mechanism includes: an accelerator pinion 81 connected to the motor 7 and an accelerator bull gear 82 connected to the accelerator pinion 81, and the rotational force of the motor is transmitted to the guide mechanism after being decelerated by the accelerator pinion 81 and the accelerator bull gear 82.
Further, the guide mechanism includes: a screw rod 64 and a guide rod 65 which are respectively arranged between the bottom plate platform 61 and the top plate 62, a moving frame 63 is respectively arranged on the screw rod 64 and the guide rod 65, and the screw rod 64 is connected with an accelerator big gear 82.
Further, a force sensor 50 is provided between the pressing jig 5 and the moving frame 63, wherein: the extrusion clamp 5 performs multi-working-condition lamination surface internal compression on the clamped lamination test piece 2, and the force sensor 50 acquires load change data information of the lamination test piece in the compression process.
When the force application extrusion tool A is used for specifically loading a laminated structure, the rotating force of the motor is transmitted to the screw rod 64 after being decelerated by the accelerator pinion 81 and the accelerator gearwheel 82, the movable frame 63 moves up and down under the guidance of the guide rod 65 under the linkage of the screw rod 64, the extrusion clamp 5 on the movable frame 63 loads the laminated test piece 2, and in the process, the force sensor 50 acquires the load change data information of the laminated test piece in the compression process.
As shown in fig. 4, the second embodiment of the in-plane compression testing apparatus of the present invention is described.
The in-plane compression testing device in this embodiment includes: the device comprises a force application clamping tool B for applying horizontal clamping force on a laminated test piece and a force application extrusion tool A for applying vertical extrusion force on the laminated test piece.
The difference lies in, and application of force extrusion frock A and the tight frock B sharing bottom structure of application of force clamp, and specifically speaking, application of force extrusion frock A includes: a top plate 62 arranged opposite to the base plate 11, wherein the top plate 62 is provided with a motor 7 and a transmission mechanism connected with the motor 7; a guide mechanism arranged between the base plate 11 and the top plate 62, the guide mechanism is connected with the transmission mechanism; and a moving frame 63 mounted on the guide mechanism, the extruding jig 3 being mounted on the moving frame 63.
Further, the components of the force clamping tool B and the components of the force application pressing tool a other than the bottom plate platform 61 in the first embodiment are mounted on the substrate 11 in the first embodiment, and the bottom plate platform 61 of the force application pressing tool a and the substrate 11 of the force application clamping tool B are of the same plate structure for assembly. The test device has the advantages that the overall stability of the test device can be improved, and the test structure is more accurate; meanwhile, the assembly, disassembly, maintenance and maintenance are convenient.
The utility model discloses an in-plane extrusion testing arrangement has following beneficial effect: the laminated test piece is clamped by two clamping fixtures of a force application clamping tool, the pressure on the laminated test piece in the test process is kept or adjusted by two servo push rods, and a load sensor acquires load change data information on the two clamping fixtures in the compression process; the clamped laminated test piece is subjected to multi-working-condition laminated surface internal compression through an extrusion clamp of the force application extrusion tool, so that controllable laminated structure surface internal compression can be realized; the structure is simplified, the adjustment is accurate, and the control stability is high.
Claims (10)
1. An in-plane compression test apparatus, comprising: the device comprises a force application clamping tool and a force application extrusion tool, wherein the force application clamping tool is used for applying a horizontal clamping force on a laminated test piece, and the force application extrusion tool is used for applying a vertical extrusion force on the laminated test piece;
the clamping tool for force application comprises: the rack comprises a base plate and two opposite side plates which are respectively fastened on the base plate;
two sliding rails mounted on the substrate;
the two clamping clamps are arranged on the sliding rail in a sliding mode and used for extruding and clamping the laminated test piece, and the two clamping clamps are symmetrically arranged on two sides of the laminated test piece; and
one end of each servo push rod is connected to a side plate of the rack, and the other opposite end of each servo push rod is pressed against one side, far away from the laminated test piece, of the clamping fixture through a load sensor;
force application extrusion frock is installed the periphery of frame, it includes the extrusion anchor clamps that are located stromatolite testpieces top at least, wherein:
the laminated test piece is clamped by the two clamping clamps of the force application clamping tool, the pressure on the laminated test piece in the test process is kept or adjusted by the two servo push rods, and the load sensor acquires the load change data information on the two clamping clamps in the compression process; and compressing the clamped laminated test piece in the laminated surface under multiple working conditions by using an extrusion clamp of the force application extrusion tool.
2. The in-plane extrusion testing apparatus of claim 1 wherein the force application extrusion tooling further comprises:
a base plate platform;
the top plate is arranged opposite to the bottom plate platform, and a motor and a transmission mechanism connected with the motor are arranged on the top plate;
the guide mechanism is arranged between the bottom plate platform and the top plate and is connected with the transmission mechanism; and
and the extrusion clamp is arranged on the movable frame.
3. The in-plane extrusion tester as claimed in claim 2 wherein the base plate is mounted between the base plate platform and the top plate of the force application extrusion tooling.
4. The in-plane extrusion testing apparatus of claim 1 wherein the force application extrusion tooling further comprises:
the top plate is arranged opposite to the base plate, and a motor and a transmission mechanism connected with the motor are arranged on the top plate;
the guide mechanism is arranged between the base plate and the top plate and is connected with the transmission mechanism; and
and the extrusion clamp is arranged on the movable frame.
5. The in-plane-extrusion testing apparatus of claim 2 or 4, wherein the base plate and the two side plates of the force application clamping tool are integrally formed.
6. The in-plane compression test apparatus of claim 2 or 4, wherein the transmission mechanism comprises: the rotating force of the motor is transmitted to the guide mechanism after being decelerated by the accelerator pinion and the accelerator gearwheel.
7. The in-plane compression testing apparatus of claim 6, wherein the guide mechanism comprises: the moving frame is arranged on the screw rod and the guide rod respectively, and the screw rod is connected with the big gear wheel of the accelerator.
8. The in-plane compression testing apparatus of claim 2 or 4, wherein a force sensor is provided between the compression clamp and the moving frame, wherein:
the extrusion clamp compresses the clamped laminated test piece in a laminated surface under multiple working conditions, and the force sensor acquires load change data information of the laminated test piece in the compression process.
9. The in-plane compression test apparatus of claim 1, further comprising: and the camera is arranged on the side surface of the clamping fixture and used for storing the structural deformation process of the laminated test piece.
10. The in-plane compression test apparatus of claim 1, further comprising: and the hydraulic cylinder, the electric push rod or the electro-hydraulic push rod are connected with the servo push rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120753808.2U CN215262761U (en) | 2021-04-13 | 2021-04-13 | In-plane extrusion testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120753808.2U CN215262761U (en) | 2021-04-13 | 2021-04-13 | In-plane extrusion testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215262761U true CN215262761U (en) | 2021-12-21 |
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ID=79508544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120753808.2U Active CN215262761U (en) | 2021-04-13 | 2021-04-13 | In-plane extrusion testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215262761U (en) |
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2021
- 2021-04-13 CN CN202120753808.2U patent/CN215262761U/en active Active
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