CN211179316U - Tensile check out test set of sheet metal component - Google Patents
Tensile check out test set of sheet metal component Download PDFInfo
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- CN211179316U CN211179316U CN201922267071.9U CN201922267071U CN211179316U CN 211179316 U CN211179316 U CN 211179316U CN 201922267071 U CN201922267071 U CN 201922267071U CN 211179316 U CN211179316 U CN 211179316U
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- supporting rod
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Abstract
The utility model discloses a tensile check out test set of sheet metal component, include: the supporting part is connected with the fixed clamping jaw and the moving part; the support portion includes: the base, from left to right arrange in proper order and equal vertical the arranging connect in the fixed plate of base, first bracing piece, second bracing piece, the motion portion includes from left to right fastening connection's in proper order clamping jaw, lead screw, shaft coupling, motor, still including arranging in the outside lead screw protecting crust of lead screw, the motor controller who is connected with the motor electricity. The structure of the utility model provides fastening and supporting force to fasten the clamping jaw, and simultaneously, the workpiece always keeps moving on a horizontal line in the stretching process without eccentricity, so that the debugging difficulty is reduced; the firmness of the equipment is improved, the friction force between the clamping jaw and the detected sheet metal part is increased, the slipping prevention is facilitated, and the processing is simple; the driving and detecting functions are integrated, and reading and detecting are more convenient and accurate.
Description
Technical Field
The utility model relates to an automobile parts detection area specifically is a tensile check out test set of sheet metal component.
Background
The tensile test is to pull a sample of material slowly under an axial force until it breaks. The tensile test is to measure the mechanical indexes of the material, such as yield strength, tensile strength, elongation, reduction of area, and the like. During the test, the change between the tensile force and the deformation is observed, and a relation curve between the stress and the strain is determined, so that the strength grade of the material is evaluated.
The stretching detection equipment is suitable for performance tests of plastic or plastic plates, pipes, profiles, plastic films, rubber, wires, cables, glass fibers and other materials, and is indispensable detection equipment for product inspection, research, development and improvement and the like. Automobile parts are thousands of, and many sheet metal parts need to be subjected to tensile testing to judge the performance of the sheet metal parts.
Along with the brisk development of automobile industry, the quantity of demand of sheet metal component for the car is the rapid growth trend, and the quality of automobile sheet metal component's tensile detection directly influences the quality of automobile production, and present tensile check out test set faces many not enough, can't satisfy the tensile demand of detecting that requires more and more height: the existing stretching detection technology is mainly used for coaxially positioning a detected piece in a mode of visual inspection or arranging a positioning line on a clamp so as to prevent eccentricity, and the mode of positioning is laborious, has large positioning error and is not high enough in detection precision; the clamp has the advantages that the clamp is not reasonable in structural design, so that the slipping phenomenon is caused, the use is not convenient, the detection efficiency is low, the subjective factor is large, and the like; at present, most of stretching detection equipment adopts a pressure sensor to test stress reading, the position and the mode of the pressure sensor are directly influenced on the test result, and the structure debugging difficulty is higher. The demand of the market on the sheet metal part stretching detection equipment which is large in positioning error, poor in clamping effect, simple and convenient in structure and high in efficiency is more and more vigorous.
SUMMERY OF THE UTILITY MODEL
For overcoming the not enough of prior art, the utility model provides a tensile check out test set of sheet metal component solves the problem that current tensile check out test set can't satisfy the tensile demand that requires more and more height.
The utility model provides a technical scheme that above-mentioned problem adopted is:
a sheet metal part stretching detection device comprises: the supporting part is connected with the fixed clamping jaw and the moving part;
the support portion includes: the base is sequentially arranged from left to right and is vertically connected with a fixed plate, a first supporting rod and a second supporting rod of the base, the bottom ends of the fixed plate and the first supporting rod are fixedly connected with the upper surface of the base, the bottom end of the second supporting rod is movably connected with the upper surface of the base, and the second supporting rod moves left and right on the upper surface of the base;
the fixed clamping jaw is a U-shaped clamping jaw horizontally arranged in a transverse direction, the bottom end of the fixed clamping jaw is fixedly connected with the fixed plate, and the outer side of the fixed clamping jaw is fixedly connected with the top end of the first supporting rod;
the motion part comprises a movable clamping jaw, a screw rod, a coupler and a motor which are sequentially connected from left to right, and further comprises a screw rod protective shell arranged outside the screw rod and a motor controller electrically connected with the motor; the movable clamping jaw is a U-shaped clamping jaw horizontally arranged in a transverse direction, and the bottom end of the movable clamping jaw is tightly connected with the rod end of the screw rod; the lead screw is horizontally and transversely arranged, the bottom end of the lead screw is connected with the coupler, and the bottom of the lead screw protective shell is fixedly connected with the top end of the second supporting rod.
Such a structure has the following features and effects:
1. the bottom end of the fixed clamping jaw is fixedly connected with a fixed plate, the outer side of the fixed clamping jaw is fixedly connected with the top end of a first supporting rod, the bottom ends of the fixed plate and the first supporting rod are fixedly connected with the upper surface of a base, the fixed plate and the first supporting rod jointly provide fixing and supporting functions for the fixed clamping jaw, coaxial positioning of a tested piece and axial concentricity of stress can be guaranteed, the fixed clamping jaw is prevented from being deviated in direction or damaged in the stretching process, and therefore detection errors are reduced, and detection accuracy is improved; the bottom end of the second supporting rod is movably connected with the upper surface of the base, and the second supporting rod moves left and right on the upper surface of the base, so that the resistance of the moving part is reduced in the stretching process; the bottom of the screw rod protective shell is fixedly connected with the top end of the second supporting rod, and the second supporting rod provides upward supporting force for the screw rod protective shell, so that the eccentricity in the stretching process is reduced; the structure can ensure that the workpiece is always in horizontal movement, effectively prevent eccentricity, improve the detection precision of equipment, and has simple structure and reduced equipment debugging difficulty.
2. In addition, compared with the traditional technology, the design of 'motor + screw rod' integrates the driving and detecting functions, the motor rotates, the coupler converts the rotary motion into the linear motion so as to drive the screw rod to move and output the pushing force or the pulling force, the motor controller can realize the stretching adjustment of the sheet metal part by adjusting the rotating parameters of the motor, and meanwhile, the information of the force, the position and the like can be directly read from the controller, so that the parameters of the sheet metal part such as the stretching force, the deformation size and the like can be obtained; as an auxiliary effect, the shaft coupling can also play a role in preventing eccentricity due to more and relatively simple and convenient axial force adjustment direction, so that the detection precision can be improved, and the debugging is convenient.
In short, the structure provides fastening and supporting force to fasten the clamping jaw, and meanwhile, the workpiece always keeps moving on a horizontal line in the stretching process without eccentricity, so that the debugging difficulty is reduced; the driving and detecting functions are integrated, and reading and detecting are more convenient and accurate.
Preferably, the inner sides of the fixed clamping jaw and the movable clamping jaw are provided with corrugated lines.
Preferably, the inner side walls of the fixed clamping jaw and the movable clamping jaw are respectively paved with an anti-skidding isolation pad.
The corrugated lines and the anti-skidding isolation pads increase the friction force between the clamping jaw and the detected sheet metal part, and the anti-skidding sheet metal part is helpful for preventing skidding and is simple to process.
Preferably, the opening strokes of the fixed clamping jaw and the movable clamping jaw are adjustable. The adjustable stroke is applicable to sheet metal parts of different specifications. Compare in the mode that different sheet metal components just need change anchor clamps, the cost obviously reduces.
Preferably, the bottom end of the second support rod is connected with the upper surface of the base through a pulley structure. The pulley slides more steadily, and frictional force is little, and when tensile sheet metal component, smooth steady operation can be just can effectively prevent the side fracture.
Preferably, the base is provided with more than 4 threaded through holes. The screw thread through hole helps being fixed in the base on ground etc. prevents that equipment from removing and empting, and stability improves.
Preferably, the screw is a ball screw. The ball screw has the advantages of small friction resistance, high transmission efficiency, high precision, capability of realizing micro feeding, high axial rigidity and the like, so that the detection precision and the detection efficiency are improved.
Preferably, the motor is a brushless alternating current servo motor. The brushless motor has the advantages of good speed regulation performance, high reliability, long service life and low noise, the servo motor has the advantages of high precision, good high-speed performance, stable operation and the like, the output force is large due to the arrangement, and the precision and the stability of the equipment are improved.
Compared with the prior art, the utility model, following beneficial effect has:
(1) the structure of the utility model provides fastening and supporting force to fasten the clamping jaw, and simultaneously, the workpiece always keeps moving on a horizontal line in the stretching process without eccentricity, so that the debugging difficulty is reduced;
(2) the structure of the utility model improves the firmness of the device, and the corrugated lines and the anti-skid isolation pad increase the friction force between the clamping jaw and the detected sheet metal part, thus being beneficial to preventing skid and being simple to process;
(3) the utility model discloses a design of "motor + lead screw" will drive and detect the function and combine together, read, detect more convenient and accurate.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Reference numbers and corresponding part names in the drawings: 1. the device comprises a supporting part, 2, a fixed clamping jaw, 3, a moving part, 11, a base, 12, a first supporting rod, 13, a second supporting rod, 14, a fixed plate, 31, a movable clamping jaw, 32, a screw rod, 33, a screw rod protective shell, 34, a coupler, 35, a motor, 36 and a motor controller.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.
Example 1
As shown in fig. 1, a tensile check out test set of sheet metal component includes: the device comprises a support part 1, a fixed clamping jaw 2 connected with the support part 1 and a moving part 3;
the support portion 1 includes: the support device comprises a base 11, a fixed plate 14, a first supporting rod 12 and a second supporting rod 13 which are sequentially arranged from left to right and are vertically arranged, wherein the fixed plate 14, the first supporting rod 12 and the second supporting rod 13 are connected to the base 11;
the fixed clamping jaw 2 is a U-shaped clamping jaw horizontally arranged in a transverse direction, the bottom end of the fixed clamping jaw 2 is fixedly connected with the fixing plate 14, and the outer side of the fixed clamping jaw 2 is fixedly connected with the top end of the first supporting rod 12;
the moving part 3 comprises a moving clamping jaw 31, a screw rod 32, a coupler 34 and a motor 35 which are sequentially connected from left to right, and further comprises a screw rod protective shell 33 arranged outside the screw rod 32 and a motor controller 36 electrically connected with the motor 35; the movable clamping jaw 31 is a U-shaped clamping jaw horizontally arranged in a transverse direction, and the bottom end of the movable clamping jaw 31 is fixedly connected with the rod end of the screw rod 32; the screw rod 32 is horizontally and transversely arranged, the bottom end of the screw rod 32 is connected with the coupler 34, and the bottom of the screw rod protective shell 33 is fixedly connected with the top end of the second support rod 13.
Such a structure has the following features and effects:
1. the bottom end of the fixed clamping jaw 2 is tightly connected with a fixing plate 14, the outer side of the fixed clamping jaw 2 is tightly connected with the top end of a first supporting rod 12, the fixing plate 14 and the bottom end of the first supporting rod 12 are tightly connected with the upper surface of a base 11, the fixing plate 14 and the first supporting rod 12 jointly provide fixing and supporting functions for the fixed clamping jaw 2, meanwhile, the coaxial positioning and the stressed axial concentricity of a tested piece can be guaranteed, the fixed clamping jaw 2 is prevented from being deviated in direction or damaged in the stretching process, the detection error is reduced, and the detection precision is improved; the bottom end of the second support rod 13 is movably connected with the upper surface of the base 11, and the second support rod 13 moves left and right on the upper surface of the base 11, so that the resistance of the moving part 3 is reduced in the stretching process; the bottom of the screw rod protective shell 33 is fixedly connected with the top end of the second supporting rod 13, and the second supporting rod 13 provides upward supporting force for the screw rod protective shell 33, so that the eccentricity in the stretching process is reduced; the structure can ensure that the workpiece is always in horizontal movement, effectively prevent eccentricity, improve the detection precision of equipment, and has simple structure and reduced equipment debugging difficulty.
2. In addition, compared with the traditional technology, the design of 'motor + screw rod' integrates the driving and detecting functions, the motor 35 rotates, the coupler 34 converts the rotary motion into the linear motion so as to drive the screw rod 32 to move and output the pushing force or the pulling force, the motor controller 36 can realize the stretching adjustment of the sheet metal part by adjusting the rotating parameters of the motor 35, and meanwhile, the information of the force, the position and the like can be directly read from the controller, so that the parameters of the sheet metal part such as the stretching force, the deformation size and the like can be obtained; as an auxiliary effect, the coupling 34 can also perform the function of preventing eccentricity due to more and relatively simple axial force adjustment, thereby improving the detection precision and facilitating debugging.
Preferably, the inner sides of the fixed clamping jaw 2 and the movable clamping jaw 31 are provided with corrugated lines.
Preferably, the inner side walls of the fixed clamping jaw 2 and the movable clamping jaw 31 are respectively paved with anti-skidding isolation pads.
The corrugated lines and the anti-skidding isolation pads increase the friction force between the clamping jaw and the detected sheet metal part, and the anti-skidding sheet metal part is helpful for preventing skidding and is simple to process.
Preferably, the opening strokes of the fixed clamping jaw 2 and the movable clamping jaw 31 are adjustable. The adjustable stroke is applicable to sheet metal parts of different specifications. Compare in the mode that different sheet metal components just need change anchor clamps, the cost obviously reduces.
Preferably, the bottom end of the second support rod 13 is connected with the upper surface of the base 11 through a pulley structure. The pulley slides more steadily, and frictional force is little, and when tensile sheet metal component, smooth steady operation can be just can effectively prevent the side fracture.
Preferably, the base 11 is provided with more than 4 threaded through holes. The threaded through holes help to fix the base 11 on the ground and the like, so that the equipment is prevented from moving and falling, and the stability is improved.
The embodiment has the eccentricity-preventing function, the debugging difficulty is reduced, and reading and detecting are more convenient and accurate.
Compared with the prior art, the utility model, following beneficial effect has:
example 2
As shown in fig. 1, this embodiment is further optimized based on embodiment 1, and includes all the technical features of embodiment 1, in addition, the following technical features are included:
preferably, the screw 32 is a ball screw. The ball screw has the advantages of small friction resistance, high transmission efficiency, high precision, capability of realizing micro feeding, high axial rigidity and the like, so that the detection precision and the detection efficiency are improved.
Preferably, the motor 35 is a brushless ac servo motor. The brushless motor has the advantages of good speed regulation performance, high reliability, long service life and low noise, the servo motor has the advantages of high precision, good high-speed performance, stable operation and the like, the output force is large due to the arrangement, and the precision and the stability of the equipment are improved.
Compared with embodiment 1, this embodiment also has an advantage of contributing to prevention of slipping and further improving accuracy.
As described above, the present invention can be preferably realized.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and the technical essence of the present invention is that within the spirit and principle of the present invention, any simple modification, equivalent replacement, and improvement made to the above embodiments are all within the protection scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a tensile check out test set of sheet metal component which characterized in that includes: the supporting part (1), a fixed clamping jaw (2) connected with the supporting part (1), and a moving part (3);
the support (1) comprises: the support device comprises a base (11), a fixed plate (14), a first supporting rod (12) and a second supporting rod (13), wherein the fixed plate (14), the first supporting rod (12) and the second supporting rod (13) are sequentially arranged from left to right and are vertically arranged and connected to the base (11), the bottom ends of the fixed plate (14) and the first supporting rod (12) are fixedly connected with the upper surface of the base (11), the bottom end of the second supporting rod (13) is movably connected with the upper surface of the base (11), and the second supporting rod (13) moves left and right on the upper surface of the base;
the fixed clamping jaw (2) is a U-shaped clamping jaw horizontally arranged in a transverse direction, the bottom end of the fixed clamping jaw (2) is fixedly connected with the fixing plate (14), and the outer side of the fixed clamping jaw (2) is fixedly connected with the top end of the first supporting rod (12);
the moving part (3) comprises a moving clamping jaw (31), a screw rod (32), a coupler (34) and a motor (35) which are sequentially connected from left to right, and further comprises a screw rod protective shell (33) arranged outside the screw rod (32) and a motor controller (36) electrically connected with the motor (35); the movable clamping jaw (31) is a U-shaped clamping jaw horizontally arranged in the transverse direction, and the bottom end of the movable clamping jaw (31) is fixedly connected with the rod end of the screw rod (32); the screw rod (32) is horizontally and transversely arranged, the bottom end of the screw rod (32) is connected with the coupler (34), and the bottom of the screw rod protective shell (33) is fixedly connected with the top end of the second supporting rod (13).
2. The stretching detection equipment for the sheet metal part according to claim 1, wherein corrugated lines are arranged on the inner sides of the fixed clamping jaw (2) and the movable clamping jaw (31).
3. The sheet metal part stretching detection equipment according to claim 1, wherein anti-skid isolation pads are paved on the inner side walls of the fixed clamping jaw (2) and the movable clamping jaw (31).
4. The stretching detection equipment for the sheet metal part according to claim 1, wherein the opening strokes of the fixed clamping jaw (2) and the movable clamping jaw (31) are adjustable.
5. The stretching detection equipment for the sheet metal parts according to claim 1, wherein the bottom end of the second support rod (13) is connected with the upper surface of the base (11) through a pulley structure.
6. The stretching detection equipment for the sheet metal part according to claim 1, wherein the base (11) is provided with more than 4 threaded through holes.
7. The stretching detection apparatus for sheet metal parts according to claim 1, characterized in that said screw (32) is a ball screw.
8. The sheet metal part stretching detection apparatus according to claim 1, wherein the motor (35) is a brushless ac servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922267071.9U CN211179316U (en) | 2019-12-17 | 2019-12-17 | Tensile check out test set of sheet metal component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922267071.9U CN211179316U (en) | 2019-12-17 | 2019-12-17 | Tensile check out test set of sheet metal component |
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| Publication Number | Publication Date |
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| CN211179316U true CN211179316U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922267071.9U Expired - Fee Related CN211179316U (en) | 2019-12-17 | 2019-12-17 | Tensile check out test set of sheet metal component |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112950776A (en) * | 2021-04-27 | 2021-06-11 | 北京安怀信科技股份有限公司 | Three-dimensional sheet metal part model drawing feature identification and design element rationality analysis method |
-
2019
- 2019-12-17 CN CN201922267071.9U patent/CN211179316U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112950776A (en) * | 2021-04-27 | 2021-06-11 | 北京安怀信科技股份有限公司 | Three-dimensional sheet metal part model drawing feature identification and design element rationality analysis method |
| CN112950776B (en) * | 2021-04-27 | 2021-08-31 | 北京安怀信科技股份有限公司 | Three-dimensional sheet metal part model drawing feature identification and design element rationality analysis method |
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Granted publication date: 20200804 |