CN114459905B - Detection device for tensile strength of soldering tin bar - Google Patents
Detection device for tensile strength of soldering tin bar Download PDFInfo
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- CN114459905B CN114459905B CN202210377484.6A CN202210377484A CN114459905B CN 114459905 B CN114459905 B CN 114459905B CN 202210377484 A CN202210377484 A CN 202210377484A CN 114459905 B CN114459905 B CN 114459905B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0032—Generation of the force using mechanical means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/028—One dimensional, e.g. filaments, wires, ropes or cables
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention provides a detection device for tensile strength of a soldering tin bar. Detection device for solder bar tensile strength includes: a support; the mounting rack is mounted on the support; one end of the first telescopic piece is rotatably arranged at the top end of the mounting rack; the transmission shaft is arranged at the other end of the first telescopic piece; the two clamping components comprise fixed clamping plates and turnover clamping plates. According to the detection device for the tensile strength of the solder strip, the feeding speed of the two fixed clamping plates is high, when a sample is installed, the sample is directly placed above the two fixed clamping plates, the releasing operation in the clamping process is convenient, manual support is not needed, after releasing, the two turnover clamping plates are controlled to synchronously rotate downwards through the first telescopic piece, meanwhile, the solder strip sample is clamped, and after clamping, the solder strip in the clamping state is driven to stretch through the second telescopic piece, so that the tensile strength is detected.
Description
Technical Field
The invention relates to the technical field of solder bar detection, in particular to a detection device for tensile strength of a solder bar.
Background
With the continuous development and progress of industrial technology, the welding and fixing of mechanical workpieces become a necessary connection mode of sealing connection and butt joint, soldering can be used for welding and fixing sealing metals under the condition of not requiring high temperature and high pressure, and with the continuous increase of the requirements of welding areas and welding engineering, the requirements on the quality and production safety of solder strips are continuously improved.
After the tin soldering strip is produced and processed, timely quality detection is required to be carried out on the tin soldering strip, the tin soldering strip is large in production quantity, production efficiency is high, therefore, a mode of sampling detection is required to be carried out on the tin soldering strip, safety detection is carried out on tensile resistance of the tin soldering strip, and performance and specification of the tin soldering strip are guaranteed to meet requirements of production and use.
In prior art, when the current soldering tin bar carries out anti-stretching detection, need press from both sides tight spacing to the soldering tin bar, during the operation, need carry out the material loading to the soldering tin bar, need handheld soldering tin bar during the material loading, it is tight to the soldering tin bar clamp completely until clamping structure, just can loosen one's hand, otherwise, the soldering tin bar can be emptyd automatically and unable normal clamp tightly and anti-stretching detection, the convenience of soldering tin bar material loading remains to be improved.
Therefore, it is necessary to provide a new testing device for tensile strength of solder bar to solve the above-mentioned problems.
Disclosure of Invention
The invention provides a detection device for tensile strength of a soldering tin bar, which solves the problem that the soldering tin bar is inconvenient to be operated by hands when being inconvenient to feed.
In order to solve the above technical problems, the present invention provides a solder bar tensile strength testing apparatus, comprising:
a support;
the mounting rack is mounted on the support;
one end of the first telescopic piece is rotatably arranged at the top end of the mounting rack;
the transmission shaft is arranged at the other end of the first telescopic piece;
two embrace the clamp subassembly, it includes solid fixed splint and upset splint to embrace the clamp subassembly, gu fixed splint's bottom with support sliding connection, the one end of upset splint with gu fixed splint rotates to be connected, wherein, two connect through the second extensible member between the solid fixed splint, two are run through respectively at the both ends of transmission shaft the other end of upset splint.
Preferably, the first telescopic member is obliquely arranged and forms an included angle with the mounting frame, and the included angle ranges from 60 degrees to 80 degrees.
Preferably, the two clamping components are distributed in parallel.
Preferably, the fixing splint is of an L-shaped structure and is matched with the overturning splint in shape.
Preferably, the second telescopic part and the transmission shaft are distributed in parallel.
Preferably, the detection device for the tensile strength of the solder bar further comprises a pushing assembly.
Preferably, the material pushing assembly comprises a limiting plate, a third telescopic piece, a sliding frame and a push plate, the limiting plate is fixedly mounted on the fixed clamping plate, two ends of the third telescopic piece are respectively connected with the limiting plate and the sliding frame, and the push plate is fixedly mounted on the sliding frame.
Preferably, a contact switch is mounted on the limiting plate, and the starting end of the contact switch is abutted against the other fixing clamping plate; the output end of the contact switch is electrically connected with the control end of the first telescopic piece.
Preferably, the output end of the contact switch is also electrically connected with the control end of the second telescopic member.
Preferably, the pushing assembly comprises a sliding frame and a push plate, and the push plate is fixedly mounted on the sliding frame; any one fixed clamping plate is provided with a limiting sliding groove, the sliding frame is connected with the limiting sliding groove in a sliding mode, and two ends of the elastic telescopic piece are hinged to the transmission shaft and the sliding frame respectively.
Conveniently drive two upset splint and go up and down the upset simultaneously through first extensible member and transmission shaft, pack into the soldering tin strip sample on two fixed splint after the expansion, first extensible member can drive two upset splint upset downwards simultaneously, carry out the armful clamp to the soldering tin strip sample, press from both sides tightly the back, control second extensible member extends, the second extensible member drives the tensile detection of soldering tin strip sample of clamping state, and the process of pulling keeps stable clamp spacing, can increase the tensile testing process clamping degree of soldering tin strip, keep the stability in the tensile testing process.
Drawings
Fig. 1 is a schematic structural view of a first embodiment of a testing device for tensile strength of a solder bar provided by the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a schematic structural view of a second embodiment of the testing device for tensile strength of a solder bar provided by the present invention;
FIG. 4 is an enlarged view of the portion B shown in FIG. 3;
FIG. 5 is a front view of the testing device for tensile strength of the solder bar shown in FIG. 3;
fig. 6 is a sectional view of a third embodiment of a testing device for tensile strength of a solder bar provided by the present invention;
FIG. 7 is an assembly view of the clamp assembly and pusher assembly shown in FIG. 6;
FIG. 8 is a schematic cross-sectional view of the resilient telescoping member of FIG. 6;
fig. 9 is a schematic diagram of the operation of the pusher assembly shown in fig. 6.
Reference numbers in the figures:
1. a support;
2. a mounting frame;
3. a first telescoping member;
4. a drive shaft;
5. the clamping component 51, the fixed clamping plate 52, the turnover clamping plate 511, the limiting sliding groove 521 and the transmission push plate;
6. a second telescoping member;
7. the pushing assembly 71, the limiting plate 711, the contact switch 72, the third telescopic piece 73, the sliding frame 74 and the push plate;
8. an elastic expansion piece.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a detection device for tensile strength of a soldering tin bar.
First embodiment
Referring to fig. 1 to 2, in a first embodiment of the present invention, a solder bar tensile strength testing apparatus includes:
a support 1;
the mounting rack 2 is mounted on the support 1;
one end of the first telescopic part 3 is rotatably arranged at the top end of the mounting frame 2;
the transmission shaft 4 is mounted at the other end of the first telescopic piece 3;
two embrace clamp assembly 5, it includes solid fixed splint 51 and upset splint 52 to embrace clamp assembly 5, gu fixed splint 51's bottom with 1 sliding connection of support, upset splint 52 one end with gu fixed splint 51 rotates to be connected, wherein, two connect through second extensible member 6 between the solid fixed splint 51, two are run through respectively at the both ends of transmission shaft 4 the other end of upset splint 52.
Conveniently drive two sets of upset splint 52 upset simultaneously through first extensible member 3 and transmission shaft 4, pack into the soldering tin strip sample on two sets of solid fixed splint 51 after the expansion, first extensible member 3 can drive two sets of upset splint 52 upset downwards simultaneously, it presss from both sides to embrace the soldering tin strip sample, press from both sides tightly the back, control second extensible member 6 extends, second extensible member 6 drives the tensile detection of soldering tin strip sample of clamping state, and the pulling process remains stable clamp tight spacing, can increase the tensile testing process of soldering tin strip and press from both sides tight degree, the stability among the tensile testing process is kept.
Two solid fixed splint 51 material loading is fast, during the installation sample, directly with the sample put two solid fixed splint 51 top can, make things convenient for the operation of taking off one's hand of tight in-process of clamp, do not need manual support, take off the hand back, rotate downwards in step through two upset splint 52 of first extensible member 3 control, embrace the clamp to the soldering tin strip sample simultaneously, press from both sides tightly the back, drive the soldering tin strip under the clamping state tensile through second extensible member 6, carry out the tensile strength and detect.
The first telescopic part 3 is obliquely arranged and forms an included angle with the mounting rack 2, and the included angle ranges from 60 degrees to 80 degrees.
In this embodiment, the other end of the first telescopic member 3 is provided with a sleeve, and the transmission shaft 4 penetrates through the sleeve.
As an optional manner of this embodiment, two ends of the sleeve are provided with limit bearings, and the transmission shaft 4 is rotatably connected with the sleeve through the limit bearings; to restrict the movement of the drive shaft 4 in its axial direction. Above-mentioned structure sets up, provides stable support for being connected between transmission shaft 4 and the upset splint 52 for the regulation of position about the drive transmission shaft 4 that first extensible member 3 can be stable carries out.
As another optional mode of this embodiment, a form without providing a limit bearing may also be adopted, and only the transmission shaft 4 needs to be ensured to have a preset length, so that the transmission shaft 4 does not slide out of the turnover clamping plate 52 in the process of ensuring that the first telescopic member 3 drives the transmission shaft 4 to adjust the up-down position.
As a preferable mode of the embodiment, the first telescopic part 3 adopts a hydraulic telescopic cylinder, and is equipped with hydraulic equipment and control equipment when in use, so as to provide a power source for the movable adjustment of the transmission shaft 4;
first extensible member 3 can be adjusted through the stable rotation of hinged joint structure on mounting bracket 2 to ensure 4 regulation of activity's of transmission shaft stability.
When the first telescopic part 3 drives the transmission shaft 4 to be pulled upwards, the transmission shaft 4 can pull the two turnover clamping plates 52 upwards and rotate upwards to be opened; sufficient space is provided for the installation of the soldering tin bar sample, and the user can take off the hand after installing the soldering tin bar.
When the first telescopic part 3 drives the transmission shaft 4 to push downwards, the transmission shaft 4 pushes the two turnover clamping plates 52 to rotate downwards for clamping, so that two ends of the solder tin bar can be clamped conveniently; and support is provided for tensile detection after the soldering tin bar sample is clamped.
The two clamping components 5 are identical in mounting structure, and the two clamping components 5 are distributed in parallel.
The support 1 is provided with a guide rail sliding groove, the bottom of the fixed splint 51 is provided with a sliding rail structure, and the fixed splint 51 can be installed and slide on the support 1 through the sliding rail structure and the guide rail sliding groove, so that support is provided for mutual separation between the two fixed splints 51.
The second telescopic part 6 adopts a hydraulic telescopic cylinder, and is provided with hydraulic equipment and control equipment when in use, so as to provide a power source for adjusting the distance between the two fixed clamping plates 51.
The fixed splint 51 has an L-shaped structure and is adapted to the shape of the turnover splint 52.
The two fixing clamping plates 51 form two L-shaped clamping plate structures, and support is provided for mounting and clamping the soldering tin bars.
Two upset splint 52 constitute the linkage splint structure, can rotate downwards in step and aim at the top at two L type splint structures through transmission shaft 4, realize pressing from both sides the fixed to the soldering tin strip of manual packing into.
The two fixing splints 51 are arranged parallel to each other to provide support for stretch testing.
The second extensible member 6 with parallel distribution between the transmission shaft 4, the shrink length of second extensible member 6 is 10cm ~15 cm.
After the soldering tin bar is fixed, the two clamping components 5 are controlled to move mutually through the second telescopic piece 6, and the moving, stretching and detecting can be carried out.
The working principle of the detection device for the tensile strength of the solder bar provided by the embodiment is as follows:
d1, starting the first telescopic part 3, driving the transmission shaft 4 to move upwards and adjust by the first telescopic part 3, and driving the linkage clamping plate structure to rotate upwards and open when the transmission shaft 4 moves upwards;
d2, manually installing a soldering tin bar sample to be detected above the two fixed clamping plates 51, starting the first telescopic part 3, driving the transmission shaft 4 to move downwards and adjust by the first telescopic part 3, and driving the linkage clamping plate structure to rotate downwards and clamp the two ends of the soldering tin bar sample by the transmission shaft 4 to realize the clamping and fixing of the soldering tin bar;
d3 starts second extensible member 6, and second extensible member 6 extends and promotes two and embraces clamp subassembly 5 and keep away from each other, drives the soldering tin strip sample and stretches, provides stable support for tensile detection.
Second embodiment
Referring to fig. 3 and 5, a second embodiment of the present application provides another testing device for solder bar tensile strength based on the testing device for solder bar tensile strength provided by the first embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone. Specifically, the detection device for the tensile strength of the solder bar provided by the second embodiment of the present application is different in that the detection device for the tensile strength of the solder bar further includes a pushing assembly 7; push away material assembly 7 includes limiting plate 71, third extensible member 72, carriage 73 and push pedal 74, limiting plate 71 fixed mounting is one on the solid fixed splint 51, the both ends of third extensible member 72 respectively with limiting plate 71 and carriage 73 is connected, fixed mounting has on the carriage 73 push pedal 74.
As a preferable mode of the present embodiment, the installation direction of the third expansion piece 72 and the installation direction of the transmission shaft 4 are perpendicular to each other.
Because the in-process of soldering tin bar material loading and detection, the tensile detection quality that the state of putting that receives the soldering tin bar sample can influence the soldering tin bar, when the actual installation of soldering tin bar and use, need manually to put the soldering tin bar and just operate, can carry out stable tensile strength's detection, if take place slope and skew when the soldering tin bar is installed, there is great error in the data of detection, and it is high to the requirement that the operation was put to the personnel.
After the soldering tin bar is installed, the sliding frame 73 is driven to horizontally push through the third telescopic piece 72, the sliding frame 73 pushes the soldering tin bar sample tightly on two L-shaped clamping plate structures through the push plate 74, the soldering tin bar is automatically aligned, the aligned soldering tin bar sample is subjected to subsequent clamping and stretching detection operations, the sliding frame 73 is driven to reset through the third telescopic piece 72 after clamping, and unnecessary stress influence in the soldering tin bar stretching detection process is reduced.
The fixed splint 51 is provided with a limit sliding chute 511, and the sliding frame 73 is in sliding connection with the limit sliding chute 511. Preferably, the limiting sliding groove 511 is of a T-shaped structure, and the sliding frame 73 is of a T-shaped structure.
The sliding frame 73 can stably horizontally move and adjust on the T-shaped limiting sliding groove 511 through the T-shaped structure, the sliding frame 73 can synchronously drive the push plate 74 to move when moving, and the push plate 74 can synchronously drive the soldering tin bars arranged on the two L-shaped clamping plate structures to move when moving;
butt when the soldering tin strip removes is on the surface of two L type splint structures for the soldering tin strip is put in order under thrust effect automatically, puts the convenient linkage splint structure centre gripping of rotating downwards behind the school.
The third telescopic member 72 may be an electric telescopic rod, a telescopic cylinder and a hydraulic cylinder, preferably a telescopic cylinder, which is provided with an external origin during use, which provides a source of power for telescopic adjustment of the output end of the telescopic cylinder, and which provides power for movement adjustment of the carriage 73.
When the third telescopic part 72 is contracted, the sliding frame 73 drives the push plate 74 to contract and reset, so that the normal installation and disassembly of the soldering tin bar sample are facilitated;
when the third extensible member 72 extends, the sliding frame 73 drives the push plate 74 to extend, so that the mounted soldering tin bar sample is conveniently pushed to be aligned, and the soldering tin bar sample is conveniently automatically aligned.
The push plate 74 is a rubber plate, and the thickness of the push plate is 10-20 mm.
The limiting plate 71 is provided with a contact switch 711, and the starting end of the contact switch 711 abuts against the other fixing clamp plate 51. The output end of the contact switch 711 is electrically connected to the control end of the first extensible member 3, and the output end of the contact switch 711 is also electrically connected to the control end of the second extensible member 6.
The contact switch 711 is used for controlling the first telescopic part 3 and the second telescopic part 6, and when the second telescopic part 6 drives the two clamping components 5 to contract, move and reset, the two fixed clamping plates 51 in the two clamping components 5 approach each other and gradually move towards the contact switch 711;
when the surface of the one-side fixing jaw 51 is brought into contact with the surface of the contact switch 711, the second expansion member 6 is closed;
meanwhile, the first telescopic piece 3 contracts and drives the transmission shaft 4 to contract upwards, the transmission shaft 4 can drive the two L-shaped clamping plate structures to rotate upwards to be opened, convenience is provided for installation and disassembly of a soldering tin bar sample, and convenience in adjustment and control of equipment is enhanced.
The working principle of the detection device for the tensile strength of the solder bar provided by the embodiment is as follows:
f1, starting the first telescopic part 3, driving the transmission shaft 4 to move upwards and adjust by the first telescopic part 3, and driving the linkage clamping plate structure to rotate upwards and open when the transmission shaft 4 moves upwards;
f2, starting the third telescopic piece 72, enabling the third telescopic piece 72 to contract, enabling the sliding frame 73 to drive the push plate 74 to contract and reset, and installing the soldering tin bar sample on the two L-shaped clamping plate structures;
f3, starting the third telescopic part 72, extending the third telescopic part 72, driving the push plate 74 to extend by the sliding frame 73, and pushing the mounted soldering tin bar sample to be placed on the two L-shaped clamping plate structures by the push plate 74;
f4, starting the first telescopic part 3, driving the transmission shaft 4 to move downwards and adjust by the first telescopic part 3, driving the linkage clamping plate structure to rotate downwards by the transmission shaft 4 and abut against two ends of a soldering tin bar sample, and clamping and fixing the soldering tin bar;
f5, starting the third telescopic piece 72, contracting the third telescopic piece 72, and separating the push plate 74 from the thrust force on the solder tin bar sample;
f6, start second extensible member 6, second extensible member 6 drives the soldering tin strip sample under the clamping state and stretches for the soldering tin strip sample is stretched and is detected and provide stable support after the pendulum attitude.
The detection device for the tensile strength of the solder bar provided by the embodiment has the following beneficial effects:
after the soldering tin bar is installed, the sliding frame 73 is driven to horizontally push through the third telescopic piece 72, the sliding frame 73 pushes the soldering tin bar sample tightly on two L-shaped clamping plates through the push plate 74, the soldering tin bar is automatically aligned, the aligned soldering tin bar sample is subjected to subsequent clamping and stretching detection operations, the sliding frame 73 is driven to reset through the third telescopic piece 72 after clamping, and unnecessary stress influence in the soldering tin bar stretching detection process is reduced.
Third embodiment
Referring to fig. 6 to 9, a testing device for testing tensile strength of solder bars is provided according to a first embodiment of the present invention, and another testing device for testing tensile strength of solder bars is provided according to a third embodiment of the present invention. The third embodiment is only the preferable mode of the first embodiment, and the implementation of the third embodiment does not affect the implementation of the first embodiment alone.
Specifically, the detection device for the tensile strength of the solder bar provided by the third embodiment of the invention is different in that the detection device for the tensile strength of the solder bar further comprises a pushing assembly 7; the pushing assembly 7 comprises a sliding frame 73 and a push plate 74, and the push plate 74 is fixedly mounted on the sliding frame 73; a limiting sliding groove 511 is formed in any one of the fixed clamping plates 51, and the sliding frame 73 is connected with the limiting sliding groove 511 in a sliding manner; the two ends of the elastic expansion piece 8 are respectively hinged with the transmission shaft 4 and the sliding frame 73.
In the second embodiment, since the first extensible member 3 and the third extensible member 72 employ separate power sources, the consumption of energy in use is large, and the management and control steps for separate control are increased, resulting in a further improvement in the convenience of adjustment of the movement and contraction of the push plate 74.
Through connecting transmission shaft 4 and carriage 73 with elastic expansion piece 8, can stimulate carriage 73 shrink when transmission shaft 4 upwards rotates, thereby drive the shrink of push pedal 74 self-adaptation, can promote carriage 73 to remove when transmission shaft 4 rotates downwards simultaneously, carriage 73 drives push pedal 74 and removes to the direction of soldering tin strip, realize the self-holding to soldering tin strip, do not need independent power source, the consumption of energy saving more, simultaneous control is more convenient, when two sets of linkage splint structures are tight downwards completely.
The overturning clamping plate 52 is provided with a transmission push plate 521, and the transmission push plate 521 is matched with the surface of the push plate 74.
The bottom surface of transmission push plate 521 is the arc structure, and the arc structure is adapted with the surface of push plate 74, promotes the solder bar sample at push plate 74 and ajusts the back, and transmission push plate 521 continues the in-process that rotates downwards and can promote push plate 74 to the direction shrink of keeping away from the solder bar sample for push plate 74 breaks away from the contact with the solder bar sample automatically.
The elastic telescopic piece 8 is of an elastic telescopic structure, and provides an elastic support effect for the sliding frame 73 during use, so that the pushing plate 74 can be moved and contracted towards the direction away from the solder bar sample when the transmission pushing plate 521 rotates downwards to press, and the pushing plate 74 is separated from contact with the solder bar sample.
The working principle of the detection device for the tensile strength of the solder bar provided by the embodiment is as follows:
s1, starting the first telescopic part 3, driving the linkage clamping plate structure to rotate upwards and open by the first telescopic part 3 through the transmission shaft 4, and pulling the sliding frame 73 and the push plate 74 to retract and reset by the transmission shaft 4 through the elastic telescopic part 8;
s2, mounting a solder bar sample on the two L-shaped clamping plate structures, starting the first telescopic piece 3, and driving the linkage clamping plate structure to rotate downwards for the first time by the first telescopic piece 3 through the transmission shaft 4;
s3, when the transmission shaft 4 rotates downwards, the elastic expansion piece 8 is synchronously driven to extend, and the sliding frame 73 and the push plate 74 are driven by the elastic expansion piece 8 to push and align the solder strip;
s4, restart first extensible member 3, first extensible member 3 drives linkage splint structure and rotates downwards, and linkage splint structure presss from both sides the tight fixed to the soldering tin bar sample, promotes the push pedal 74 through cambered surface structure when transmission push pedal 521 downwardly rotating and breaks away from the surface of soldering tin bar sample, provides support for the further tensile detection of soldering tin bar sample.
The detection device for tensile strength of the solder bar provided by the embodiment has the beneficial effects that:
through connecting elastic expansion piece 8 between transmission shaft 4 and carriage 73, can stimulate carriage 73 shrink when transmission shaft 4 upwards rotates, thereby drive the shrink of push pedal 74 self-adaptation, can promote carriage 73 to remove when transmission shaft 4 downwards rotates simultaneously, carriage 73 drives push pedal 74 and removes to the direction of soldering tin strip, realize the self-holding to the soldering tin strip, do not need independent power source, the consumption of energy saving more, simultaneous control is more convenient, when two sets of linkage splint structures are tight downwards completely, transmission push pedal 521 can be automatic with the surface separation of push pedal 74 and the surface of soldering tin strip sample, avoid push pedal 74 to lead to the fact the influence of side atress in the soldering tin strip sample testing process, provide stable support for the stretch-proofing of soldering tin strip detects.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes performed by the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.
Claims (4)
1. The utility model provides a detection device for solder bar tensile strength which characterized in that includes:
a support;
the mounting rack is mounted on the support;
one end of the first telescopic piece is rotatably arranged at the top end of the mounting rack;
the transmission shaft is arranged at the other end of the first telescopic piece;
the clamping device comprises two clamping assemblies, each clamping assembly comprises a fixed clamping plate and an overturning clamping plate, the bottom end of each fixed clamping plate is connected with the corresponding support in a sliding mode, one end of each overturning clamping plate is connected with the corresponding fixed clamping plate in a rotating mode, the two fixed clamping plates are connected through second telescopic pieces, and two ends of each transmission shaft penetrate through the other ends of the two overturning clamping plates respectively;
the fixed splint is of an L-shaped structure and is matched with the overturning splint in shape;
the detection device for the tensile strength of the soldering tin bar further comprises a material pushing assembly;
the pushing assembly comprises a sliding frame and a push plate, and the push plate is fixedly mounted on the sliding frame; a limiting sliding groove is formed in any one of the fixed clamping plates, the sliding frame is connected with the limiting sliding groove in a sliding mode, and two ends of the elastic telescopic piece are hinged to the transmission shaft and the sliding frame respectively;
a transmission push plate is arranged on the turnover clamping plate and is matched with the surface of the push plate;
the bottom surface of the transmission push plate is of an arc-shaped structure, and the arc-shaped structure is matched with the surface of the push plate; wherein, after the push pedal promoted the solder bar sample to put in order, the transmission push pedal continues the in-process that rotates downwards can promote the push pedal is to keeping away from the direction shrink of solder bar sample for the push pedal automatic break away from with the contact of solder bar sample.
2. The testing device for tensile strength of solder bars as claimed in claim 1, wherein the first telescopic member is arranged obliquely and forms an angle with the mounting frame, and the angle is in the range of 60 ° to 80 °.
3. The solder bar tensile strength testing apparatus of claim 1, wherein the two clasping assemblies are arranged in parallel.
4. The testing device for testing tensile strength of solder bars as set forth in claim 1, wherein the second expansion member is parallel to the driving shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210377484.6A CN114459905B (en) | 2022-04-12 | 2022-04-12 | Detection device for tensile strength of soldering tin bar |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210377484.6A CN114459905B (en) | 2022-04-12 | 2022-04-12 | Detection device for tensile strength of soldering tin bar |
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| Publication Number | Publication Date |
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| CN114459905A CN114459905A (en) | 2022-05-10 |
| CN114459905B true CN114459905B (en) | 2022-06-21 |
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| CN202210377484.6A Active CN114459905B (en) | 2022-04-12 | 2022-04-12 | Detection device for tensile strength of soldering tin bar |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN214080378U (en) * | 2020-12-30 | 2021-08-31 | 无锡海法工业测控设备有限公司 | Fixing clamp for machining plate-shaped workpiece |
| CN215812487U (en) * | 2021-09-13 | 2022-02-11 | 福州宇隆光电科技有限公司 | On-line measuring AOI machine structure |
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| CN86106740A (en) * | 1985-11-18 | 1987-05-27 | 斯威莱公司 | Stapler mechanism device |
| CN209132095U (en) * | 2018-10-17 | 2019-07-19 | 贵阳学院 | A kind of tensile resistance test device of photoelectric material |
| CN211668963U (en) * | 2019-09-03 | 2020-10-13 | 天津市青禾科技发展有限公司 | Detection device for detecting tensile strength of soldering tin bar |
| CN211553578U (en) * | 2019-11-26 | 2020-09-22 | 苏州泰航精密冲压有限公司 | Metal stretch-proofing detection device convenient to clear up waste material |
| CN110806350A (en) * | 2019-12-02 | 2020-02-18 | 浙江红鑫铜业有限公司 | Tensile testing device of copper pipe |
| CN212286153U (en) * | 2020-06-02 | 2021-01-05 | 深圳市凯华五金制品有限公司 | Automatic cutting device for elastic sheets |
| CN111558653A (en) * | 2020-06-19 | 2020-08-21 | 徐敏旺 | Die punching device capable of automatically feeding and discharging |
| CN111965041A (en) * | 2020-08-25 | 2020-11-20 | 杭州鼎樊科技有限公司 | Tension testing device for processing rubber parts of rail transit |
| CN213632940U (en) * | 2020-11-18 | 2021-07-06 | 常州福伦特无铅焊料有限公司 | Detection device for anti-tensile strength of soldering tin bar |
| CN213663084U (en) * | 2020-11-20 | 2021-07-13 | 郭靖涛 | Animal epidemic prevention ear tag pincers |
| CN214080378U (en) * | 2020-12-30 | 2021-08-31 | 无锡海法工业测控设备有限公司 | Fixing clamp for machining plate-shaped workpiece |
| CN215812487U (en) * | 2021-09-13 | 2022-02-11 | 福州宇隆光电科技有限公司 | On-line measuring AOI machine structure |
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| CN114459905A (en) | 2022-05-10 |
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