CN212722436U

CN212722436U - Tensile Z axle testing arrangement

Info

Publication number: CN212722436U
Application number: CN202021371365.2U
Authority: CN
Inventors: 胡玉斗
Original assignee: Shenzhen Taifuchang Technology Co ltd
Current assignee: Shenzhen Taifuchang Technology Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-03-16
Anticipated expiration: 2030-07-13

Abstract

The utility model provides a tensile Z axle testing arrangement, including elevating system, fixture and tensile test piece, through fixture centre gripping data line, rethread elevating system is along the tensile data line of vertical direction, then the tensile test piece acquires the pulling force value that tensile data line measured, this application is along the tensile data line of vertical direction, can accurate feedback pulling force value that surveys, when avoiding prior art horizontal tensile data line, because the effect of gravity influences measuring accuracy, and the vertical setting of this application has that occupation space is little, simple structure's advantage.

Description

Tensile Z axle testing arrangement

Technical Field

The application relates to the technical field of service life detection equipment, in particular to a tensile Z-axis testing device.

Background

The full-automatic winding service life tester fixes a telescopic box of a telescopic data line, vertically stretches the data line for tens of thousands of tests, and a tension value measured by the stretching data line is processed by a software upper computer program through a pressure sensor and is drawn into a tension curve graph.

At present, after a product is fixed during the work of a service life tester on the market, a data line is transversely stretched, the actual tension value of the data line cannot be effectively simulated due to the action of gravity, and a machine table has the defects of large size and complex structure.

SUMMERY OF THE UTILITY MODEL

This application provides a tensile Z axle testing arrangement in order to solve the technical problem that current life-span test machine can not the accurate measurement pulling force value.

The following technical scheme is adopted in the application: the tensile Z-axis testing device comprises a lifting mechanism, a clamping mechanism and a tension testing piece, wherein the clamping mechanism is arranged on the lifting mechanism and used for fixing a test workpiece, the tension testing piece is arranged on the clamping mechanism and used for acquiring a tension value, and the lifting mechanism is used for driving the clamping mechanism to do reciprocating motion along the vertical direction.

The tensile Z axle testing arrangement of this application embodiment, including elevating system, fixture and tensile force test piece, through fixture centre gripping data line, rethread elevating system makes reciprocating motion along vertical direction drive fixture, fixture drives the relative flexible box of data line and is tensile in vertical direction, then tensile force value that tensile data line was surveyed is acquireed to the tensile force test piece, vertical direction tensile data line is followed in this application, can accurate feedback tensile force value that surveys, when avoiding prior art horizontal tensile data line, because the measuring accuracy is influenced in the action of gravity, and it is little that this application vertical setting has occupation space, simple structure's advantage.

According to the tensile Z-axis testing device, the lifting mechanism comprises a mounting seat, a Z-axis guide rail and a driving assembly, the Z-axis guide rail is arranged on the mounting seat in the vertical direction and is in sliding connection with the clamping mechanism, the driving assembly is arranged on the mounting seat and is fixedly connected with the clamping mechanism, and the driving assembly is used for driving the clamping mechanism to reciprocate along the Z-axis guide rail.

The tensile Z axle testing arrangement as above, drive assembly is including locating driven gear on mount pad upper portion, locating the driving gear of mount pad lower part, the cover is located driven gear with hold-in range on the driving gear, and be used for driving gear pivoted driving motor, fixture fixed connection in on the hold-in range.

According to the tensile Z-axis testing device, the lifting mechanism further comprises a displacement detection piece which is arranged on one side of the driving assembly and used for acquiring the displacement information of the clamping mechanism.

According to the tensile Z-axis testing device, the displacement detection piece is a grating ruler.

According to the tensile Z-axis testing device, the clamping mechanism comprises a connecting seat fixedly connected with the lifting mechanism and a clamping component arranged on the connecting seat and used for clamping the upper end of the test workpiece.

According to the tensile Z-axis testing device, the clamping assembly comprises a bearing seat arranged on the connecting seat and sleeved with the testing workpiece and a clamping hoop arranged on the bearing seat and used for clamping the upper end of the testing workpiece.

According to the tensile Z-axis testing device, the tensile testing piece is an S-shaped tensile and pressure sensor.

Compared with the prior art, the beneficial effects of this application are as follows:

the utility model provides a tensile Z axle testing arrangement, including elevating system, fixture and tensile force test piece, through fixture centre gripping data line, rethread elevating system makes reciprocating motion along vertical direction drive fixture, fixture drives the relative flexible box of data line and is tensile in vertical direction, then tensile force value that tensile data line was surveyed is acquireed to the tensile force test piece, this application is along vertical direction tensile data line, can accurate feedback tensile force value that surveys, when avoiding prior art horizontal tensile data line, because the measuring accuracy is influenced in the action of gravity, and it is little that this application vertical setting has occupation space, simple structure's advantage.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below.

Fig. 1 is a schematic structural diagram of a tensile Z-axis test apparatus of the present application.

FIG. 2 is an enlarged partial schematic view of the tensile Z-axis test apparatus of the present application.

Fig. 3 is a perspective view of the fully automatic winding life tester according to the present application.

Fig. 4 is a schematic structural view of the fixing device of the present application.

Fig. 5 is a perspective view of the fixation device of the present application.

Detailed Description

As shown in fig. 1-5, the fully automatic winding life tester includes a testing platform 1, a fixing device 2 and a tensile Z-axis testing device 3. The fixing device 2 is arranged on the test platform 1 and used for fixing the lower end of the test workpiece. The tensile Z-axis testing device 3 comprises a lifting mechanism 31 arranged on the testing platform 1, a clamping mechanism 32 arranged on the lifting mechanism 31 and used for fixing the upper end of a tested workpiece, and a tension testing piece 33 arranged on the clamping mechanism 32 and used for acquiring a tension value, wherein the clamping mechanism 32 is positioned above the fixing device 2 in the vertical direction, and the lifting mechanism 31 is used for driving the clamping mechanism 32 to reciprocate in the vertical direction.

The embodiment of the application, full-automatic wire winding life test machine, including test platform 1, fixing device 2 and tensile Z axle testing arrangement 3, tensile Z axle testing arrangement 3 is including elevating system 31, fixture 32 and tensile force test piece 33, fix the flexible box on the flexible data line through fixing device 2 earlier, fixture 32 centre gripping data line, rethread elevating system 31 is along vertical direction drive fixture and is reciprocating motion, fixture drives the relative flexible box of data line at vertical direction tensile, then tensile force value that tensile data line was surveyed is acquireed to tensile force test piece 33, this application is along vertical direction tensile data line, can accurate feedback the tensile value of surveying, because the gravity effect influences measuring accuracy when avoiding prior art horizontal tensile data line, and the vertical setting of this application has occupation space little, simple structure's advantage.

As shown in fig. 1 to 3, in the embodiment of the present application, the stretching Z-axis testing apparatus includes a lifting mechanism 31, a clamping mechanism 32 disposed on the lifting mechanism 31 and used for fixing a test workpiece, and a tension testing piece 33 disposed on the clamping mechanism 32 and used for obtaining a tension value, where the lifting mechanism 31 is used for driving the clamping mechanism 32 to reciprocate along a vertical direction.

The utility model provides a tensile Z axle testing arrangement, including elevating system 31, fixture 32 and tensile force test piece 33, through fixture 32 centre gripping data line, rethread elevating system 31 is along vertical direction drive fixture making reciprocating motion, fixture drives the relative flexible box of data line and is tensile in vertical direction, then tensile force value that tensile data line was surveyed is acquireed to tensile force test piece 33, vertical direction tensile data line is followed in this application, tensile force value can accurate feedback be surveyed, when avoiding the horizontal tensile data line of prior art, because the measured accuracy of action of gravity influence, and it is little that this application vertical setting has occupation space, simple structure's advantage.

Elevating system 31 is including locating mount pad 311 on the test platform 1, locate along vertical direction on the mount pad 311 and with fixture 32 sliding connection's Z axle guide rail 312, and locate on the mount pad 311 and with fixture 32 fixed connection's drive assembly 313, drive assembly 313 is used for the drive fixture 32 is followed Z axle guide rail 312 makes reciprocating motion. Through the Z axle guide rail 312 along vertical direction setting for drive assembly 313 can follow vertical direction, and steady drive fixture 32 reciprocating motion on Z axle guide rail 312, preferred Z axle guide rail 312 is HIWIN slider assembly, can reduce resistance value, gets rid of because of external force friction makes the pulling force value increase, influences the accuracy of the pulling force value that the experiment was surveyed.

The driving assembly 313 includes a driven gear 3131 disposed on the upper portion of the mounting base 311, a driving gear 3132 disposed on the lower portion of the mounting base 311, a timing belt 3133 sleeved on the driven gear 3131 and the driving gear 3132, and a driving motor 3134 for driving the driving gear 3132 to rotate, wherein the clamping mechanism 32 is fixedly connected to the timing belt 3133. Preferably, the driven gear 3131 and the driving gear 3132 adopt an S5M precision tooth type, so that the accumulated error of the stroke of the Z-axis guide rail 312 in reciprocating stretching can be eliminated, and the precise and fast positioning can be realized with the repetition precision of +/-0.05 mm under the driving of a servo motor.

The lifting mechanism 31 further includes a displacement detecting element 314 disposed on one side of the driving component 313 for acquiring displacement information of the clamping mechanism 32. The displacement detection part 314 is a grating ruler, tracks and corrects the length of the stretching data line all the time, prevents the servo motor from losing steps in long-term high-speed reciprocating motion, compensates correction parameters, ensures that the strokes of each stretching are consistent, and eliminates the interference on an experimental structure caused by inconsistent stretching degrees.

The clamping mechanism 32 includes a connecting base 321 fixedly connected to the lifting mechanism 31, and a clamping assembly 322 disposed on the connecting base 321 for clamping the upper end of the test workpiece. The connecting base 321 is fixed on the timing belt 3133 and connected to the slider on the Z-axis guide rail 312, and the clamping assembly 322 drives the data line to reciprocate along the vertical direction under the driving of the driving assembly 313.

The clamping assembly 322 includes a bearing seat 3221 disposed on the connecting seat 321 and sleeved with the test workpiece, and a clamping hoop 3222 disposed on the bearing seat 3221 and used for clamping the upper end of the test workpiece. The clamping assembly 322 of this application adopts the centre gripping staple bolt 3222 of fixing the PEEK material on the bearing frame 3221 of tape spool bearing, and centre gripping staple bolt 3222 is fixed to block the data line plug, lets it can freely rotate on bearing frame 3221 in tensile process, makes it only pull by vertical power at the vertical stretching in-process, reachs and approaches true pulling force value, and the PEEK material has smoothly, and the color and luster is mellow and beautiful, antifriction, characteristics such as corrosion-resistant.

The tensile force test piece 33 is an S-shaped tensile force sensor. The tension force measured in real time is fed back through the S-shaped tension and pressure sensor, the S-shaped tension and pressure sensor has the advantages of high precision and sensitivity, the precision of the S-shaped tension and pressure sensor reaches +/-0.01 g, and the S-shaped tension and pressure sensor can be accurately led out to an upper computer to ensure the authenticity of the test service life.

The fixing device 2 comprises a fixing adjusting seat 21 arranged on the test platform 1, and a holding groove 20 used for being matched with and used for placing a test workpiece and a fixing clamp 22 arranged on one side of the holding groove 20 and used for clamping the test workpiece are arranged on the side face of the fixing adjusting seat 21. The fixing clamp 22 is used for fixing a limiting product, so that the product does not shake, the data acquisition is interfered and the accuracy of the data acquisition is ensured in the stretching process of the data line.

Fixed regulation seat 21 includes that the bottom is articulated to be located rotating bottom plate 211 on test platform 1, locate intermediate lamella 212 on the rotating bottom plate 211 side and locating connecting plate 213 on the intermediate lamella 212 side, holding groove 20 with mounting fixture 22 all locates on the side of connecting plate 213, just move bottom plate 211 with be equipped with the U that is used for adjusting turned angle between the two between the test platform 1 to adjustment mechanism 214, intermediate lamella 212 with be equipped with between the rotating bottom plate 211 and be used for along being on a parallel with the Y of rotating bottom plate 211's horizontal direction regulation relative position between the two is to adjustment mechanism 215, intermediate lamella 212 with be equipped with the X of adjustable distance between the two between the connecting plate 213 to adjustment mechanism 216. The front and back directions of the product on the fixed adjusting seat 21 are adjusted by the Y-direction adjusting mechanism 215, and the Y direction is corrected until the stretched data line is in a vertical state. The left and right directions of the product fixing surface on the fixing and adjusting seat 21 are adjusted by the X-direction adjusting mechanism 216, and the X direction is corrected until the stretched data line is vertical. The rotation direction of the product fixing surface on the fixing and adjusting seat 21 is adjusted through the U-direction adjusting mechanism 214, and the U direction is corrected until the stretched data line is in a vertical state.

And a touch screen 10 for displaying test data in real time is arranged on the test platform 1. The lower half part of the test platform 1 is an electrical control module which is in a drawer type structure and convenient to maintain, components are replaced after being used normally and aged, the front end of the electrical control module is a detachable operation panel which is provided with a double-hand start switch, an emergency stop button, a stop button and an alarm buzzer, and can reset after equipment is restarted due to improper manual operation or power failure, and the touch screen 10 can display real-time instantaneous tension values, coordinate values and stretching times.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The tensile Z-axis testing device is characterized by comprising a lifting mechanism (31), a clamping mechanism (32) which is arranged on the lifting mechanism (31) and used for fixing a test workpiece, and a tension testing piece (33) which is arranged on the clamping mechanism (32) and used for acquiring a tension value, wherein the lifting mechanism (31) is used for driving the clamping mechanism (32) to do reciprocating motion along the vertical direction.

2. The tensile Z-axis test apparatus of claim 1, wherein: elevating system (31) include mount pad (311), locate along vertical direction on mount pad (311) and with fixture (32) sliding connection's Z axle guide rail (312), and locate on mount pad (311) and with fixture (32) fixed connection's drive assembly (313), drive assembly (313) are used for the drive fixture (32) are followed Z axle guide rail (312) do reciprocating motion.

3. The tensile Z-axis test apparatus of claim 2, wherein: the driving assembly (313) comprises a driven gear (3131) arranged on the upper portion of the mounting seat (311), a driving gear (3132) arranged on the lower portion of the mounting seat (311), a synchronous belt (3133) sleeved on the driven gear (3131) and the driving gear (3132), and a driving motor (3134) used for driving the driving gear (3132) to rotate, wherein the clamping mechanism (32) is fixedly connected to the synchronous belt (3133).

4. The tensile Z-axis test apparatus of claim 2, wherein: the lifting mechanism (31) further comprises a displacement detection piece (314) arranged on one side of the driving component (313) and used for acquiring displacement information of the clamping mechanism (32).

5. The tensile Z-axis test apparatus of claim 4, wherein: the displacement detection piece (314) is a grating scale.

6. The tensile Z-axis test apparatus of claim 1, wherein: the clamping mechanism (32) comprises a connecting seat (321) fixedly connected with the lifting mechanism (31) and a clamping assembly (322) arranged on the connecting seat (321) and used for clamping the upper end of the test workpiece.

7. The tensile Z-axis test apparatus of claim 6, wherein: the clamping assembly (322) comprises a bearing seat (3221) arranged on the connecting seat (321) and sleeved with a test workpiece, and a clamping hoop (3222) arranged on the bearing seat (3221) and used for clamping the upper end of the test workpiece.

8. The tensile Z-axis test apparatus of claim 1, wherein: the tension test piece (33) is an S-shaped tension and pressure sensor.