CN211697320U

CN211697320U - Bending tester for detecting heating wire in electric blanket

Info

Publication number: CN211697320U
Application number: CN201922052798.5U
Authority: CN
Inventors: 刘玉芳
Original assignee: Shijiazhuang Mengjie Industrial Co ltd
Current assignee: Shijiazhuang Mengjie Industrial Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-10-16
Anticipated expiration: 2029-11-25

Abstract

The utility model relates to a bending test technical field, and a bending test machine that heating wire was used in detection electric blanket is disclosed, including the operation panel, the both ends fixed mounting of operation panel bottom has the support frame, and fixed mounting has the support column on the position that the operation panel top is located four turnings, and fixed mounting has three-jaw chuck on the position that the operation panel top is located both sides, and three-jaw chuck includes the chuck storehouse, and the one end fixed mounting in chuck storehouse has the gasket, and the handle has been cup jointed in the one end activity of gasket, and the one end fixed mounting in chuck storehouse has the jack catch base, and the one end fixed mounting of jack catch base has the jack catch. The fixing of tubular metal materials by the aid of the support rollers is avoided, the support rollers do not stably fix the metal materials with the small diameters due to the fact that the diameter of the electric heating wire in the electric blanket is small, so that the electric heating wire is displaced in the support rollers in a bending experiment to cause inaccuracy of final measurement data, other problems occur in subsequent use, and detection accuracy is improved.

Description

Bending tester for detecting heating wire in electric blanket

Technical Field

The utility model relates to a bending test technical field specifically is a bending test machine that heating wire was used in the detection electric blanket.

Background

The bending tester is an important testing device, and generally tests the mechanical properties of the metal material, besides the conventional mechanical properties, the fatigue property of the metal material is also an important performance index of the metal material, in order to ensure the stable operation of the metal material, the fatigue property of the metal material needs to be tested by using the bending tester, but a conventional bending tester usually uses a support roller to fix a tubular material, but a heating wire in an electric blanket is a metal material with a smaller diameter, and the support roller cannot be stably fixed.

The following problems still exist in the working process of the existing bending tester for detecting the heating wire in the electric blanket:

1. according to the bending testing machine for detecting the heating wire in the electric blanket, the tubular metal material is fixed by the support roller, and the diameter of the heating wire in the electric blanket is small, so that the support roller cannot stably fix the metal material with the small diameter, the heating wire is subjected to small displacement in the support roller in a bending test, the final measurement data is inaccurate, other problems occur in subsequent use, and the detection efficiency is reduced.

2. This detect bending test machine that heating wire was used in electric blanket, the stroke control on the well accuse device is too single, when the briquetting was tested metal material, when being close metal material fatigue limit, need reduce the stroke volume of briquetting, and the well accuse device of single stroke control can't satisfy this demand, the fatigue limit of learning metal material that can't be accurate, has reduced detection efficiency.

SUMMERY OF THE UTILITY MODEL

To the not enough of the bending test machine that a detection electric heating wire was used in the electric blanket now, the utility model provides a bending test machine that heating wire was used in the detection electric blanket.

The utility model provides a following technical scheme: including the operation panel, the both ends fixed mounting of operation panel bottom has the support frame, fixed mounting has the support column on the position that the operation panel top is located four turnings, fixed mounting has the three-jaw chuck on the position that the operation panel top is located both sides, the equal fixed mounting in both ends of three-jaw chuck has the baffle, the top fixed mounting of support column has the roof, circular through-hole has been seted up at the top of roof, and circular through-hole internal fixation has cup jointed hydraulic means, set up threaded hole in the position in the circular through-hole outside in roof top, and the quantity of screw hole is four, the surface joint of support column has well accuse device.

Preferably, the three-jaw chuck include the chuck storehouse, the one end fixed mounting in chuck storehouse has the gasket, the handle has been cup jointed in the one end activity of gasket, the one end fixed mounting in chuck storehouse has the jack catch base, the one end fixed mounting of jack catch base has the jack catch, the wave groove has been seted up to one side of jack catch.

Preferably, the jaw bases of the two three-jaw chucks are located on the same axis.

Preferably, the hydraulic device comprises a fixed disc, a circular through hole is formed in the top of the fixed disc, a first hydraulic machine is fixedly sleeved in the circular through hole, a second hydraulic machine is fixedly installed at the bottom of the first hydraulic machine, a pressing block is fixedly installed at the bottom of the second hydraulic machine, and a pressure sensor is fixedly installed at the bottom of the pressing block.

Preferably, the centre lines of the first hydraulic machine and the second hydraulic machine are located on the same axis.

Preferably, the first hydraulic machine comprises a first hydraulic chamber, and a piston sleeve I is fixedly mounted at the bottom of the first hydraulic chamber.

Preferably, the second hydraulic press has been cup jointed in the inboard activity of piston bush I, the second hydraulic press includes second hydraulic pressure storehouse, the one end fixed mounting in second hydraulic pressure storehouse has piston bush II, the fixed piston rod that has cup jointed in the inboard of piston bush II.

Preferably, well accuse device include well accuse box, fixed mounting has the screen on the position that well accuse box one side is located the top, fixed mounting has the knob on the position that well accuse box one side is located the screen below, and the quantity of knob is two, fixed mounting has the button on the position that well accuse box one side is located knob one side, and the quantity of button is twelve, fixed mounting has the fixture block on the position at well accuse box back, and the quantity of fixture block is two.

Advantageous effects

Compared with the prior art, the utility model provides a bending test machine that heating wire was used in detection electric blanket possesses following beneficial effect:

1. the bending testing machine for detecting the heating wire in the electric blanket comprises a chuck bin through three-jaw chucks, a gasket is fixedly mounted at one end of the chuck bin, a handle is movably sleeved at one end of the gasket, a jaw base is fixedly mounted at one end of the chuck bin, jaws are fixedly mounted at one end of the jaw base, a wave groove is formed in one side of each jaw, the jaw bases of the two three-jaw chucks are located on the same axis, and the situation that a support roller used for fixing tubular metal materials is avoided.

2. This bending test machine that heating wire was used in detection electric blanket includes well accuse box through well accuse device, fixed mounting has the screen on the position that well accuse box one side is located the top, fixed mounting has the knob on the position that well accuse box one side is located the screen below, and the quantity of knob is two, fixed mounting has the button on the position that well accuse box one side is located knob one side, and the quantity of button is twelve, and two knob control hydraulic means carry out different strokes, avoided the stroke control on the well accuse device too single, when the briquetting was tested metal material, when being close metal material fatigue limit, need reduce the stroke volume of briquetting, and the well accuse device of single stroke control can't satisfy this demand, the fatigue limit of metal material can't be known to the accuracy, has improved the accuracy that detects.

3. This detect bending test machine that heating wire was used in electric blanket includes the fixed disk through hydraulic means, circular through-hole has been seted up at the top of fixed disk, and circular through-hole internal fixation has cup jointed first hydraulic press, the bottom fixed mounting of first hydraulic press has the second hydraulic press, the bottom fixed mounting of second hydraulic press has the briquetting, the bottom fixed mounting of briquetting has pressure sensors, and pressure sensors contact wire makes first hydraulic press stop work, and the second hydraulic press begins work, and the anti fatigue strength of wire can be learnt to the stroke volume through the second hydraulic press, can be more convenient learn the fatigue limit of wire, has improved the accuracy that detects.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the three-gate chuck of the present invention;

FIG. 3 is a schematic view of the back side of the three-gate chuck according to the present invention;

FIG. 4 is a front schematic view of the structural hydraulic device of the present invention;

FIG. 5 is a schematic view of a first hydraulic press of the present invention;

FIG. 6 is a schematic view of a second hydraulic machine of the present invention;

fig. 7 is a schematic view of the structure central control device of the present invention.

In the figure: 1. an operation table; 2. a support frame; 3. a support pillar; 4. a three-jaw chuck; 41. a chuck bin; 42. a gasket; 43. a handle; 44. a jaw base; 45. a claw; 5. a baffle plate; 6. a top plate; 7. a hydraulic device; 71. fixing the disc; 72. a first hydraulic machine; 721. a first hydraulic reservoir; 722. a piston sleeve I; 73. A second hydraulic machine; 731. a second hydraulic reservoir; 732. a piston sleeve II; 733. a piston rod; 74. briquetting; 76. a pressure sensor; 8. a central control device; 81. a central control box; 82. a screen; 83. a knob; 84. a button; 85. and (7) clamping blocks.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-7, the electric heating blanket comprises an operation table 1, wherein two ends of the bottom of the operation table 1 are fixedly provided with a support frame 2, the top of the operation table 1 is fixedly provided with support columns 3 at four corners, the top of the operation table 1 is fixedly provided with three-jaw chucks 4 at two sides, each three-jaw chuck 4 comprises a chuck bin 41, one end of each chuck bin 41 is fixedly provided with a gasket 42, one end of each gasket 42 is movably sleeved with a handle 43, one end of each chuck bin 41 is fixedly provided with a jaw base 44, one end of each jaw base 44 is fixedly provided with a jaw 45, one side of each jaw 45 is provided with a wave groove, the jaw bases 44 of the two three-jaw chucks 4 are positioned on the same axis, so that tubular metal materials are prevented from being fixed by a support roller, and the electric heating wire in the electric heating blanket has a small diameter, and the support roller does not stably fix the metal materials with small, the heating wire is slightly displaced in the support roller in a bending experiment, so that the final measured data is inaccurate, other problems occur in the subsequent use, and the detection accuracy is improved, the two ends of the three-jaw chuck 4 are fixedly provided with the baffle plates 5, the top of the support pillar 3 is fixedly provided with the top plate 6, the top of the top plate 6 is provided with a circular through hole, the circular through hole is internally and fixedly sleeved with the hydraulic device 7, the hydraulic device 7 comprises a fixed disk 71, the top of the fixed disk 71 is provided with a circular through hole, the circular through hole is internally and fixedly sleeved with a first hydraulic machine 72, the bottom of the first hydraulic machine 72 is fixedly provided with a second hydraulic machine 73, the bottom of the second hydraulic machine 73 is fixedly provided with a press block 74, the bottom of the press block 74 is fixedly provided with a pressure sensor 76, the pressure sensor contacts with a wire to stop the first hydraulic machine, the fatigue resistance of the metal wire can be obtained through the stroke amount of the second hydraulic machine, the fatigue limit of the metal wire can be more conveniently obtained, and the detection accuracy is improved, the center lines of the first hydraulic machine 72 and the second hydraulic machine 73 are positioned on the same axis, the first hydraulic machine 72 comprises a first hydraulic chamber 721, the bottom of the first hydraulic chamber 721 is fixedly provided with a piston sleeve I722, the inner side of the piston sleeve I722 is movably sleeved with the second hydraulic machine 73, the second hydraulic machine 73 comprises a second hydraulic chamber 731, one end of the second hydraulic chamber 731 is fixedly provided with a piston sleeve II732, the inner side of the piston sleeve II732 is fixedly sleeved with a piston rod 733, the position outside the circular through hole at the top of the top plate 6 is provided with four threaded holes, the outer surface of the support pillar 3 is clamped with a central control device 8, the central control device 8 comprises a central control box 81, one side of the central control box 81 is positioned at the position at the top and is fixedly provided with a screen 82, fixed mounting has knob 83 on the position that well accuse box 81 one side is located screen 82 below, and the quantity of knob 83 is two, fixed mounting has button 84 on the position that well accuse box 81 one side is located knob one side, and the quantity of button 84 is twelve, fixed mounting has fixture block 85 on the position at the well accuse box 81 back, and the quantity of fixture block 85 carries out different strokes for two knob control hydraulic means, it is too single to have avoided the stroke control on the well accuse device, when the briquetting was tested metallic material, when being close metallic material fatigue limit, need reduce the stroke volume of briquetting, and the well accuse device of single stroke control can't satisfy this demand, the fatigue limit of metallic material can't be known to the accuracy, the accuracy of detection has been improved.

Principle of operation

Before the test fixture is used, the hydraulic device is debugged through a knob of the central control device to ensure normal work, and then two ends of a metal wire to be tested are fixed through the three-jaw chuck.

When the hydraulic device is used, the hydraulic device is adjusted through the long-stroke knob, the press block moves downwards, when a pressure sensor at the bottom of the press block contacts a metal wire, the first hydraulic machine stops working, the second hydraulic machine starts working, meanwhile, the central control device starts recording the stroke of a piston rod of the second hydraulic machine, when the second hydraulic machine descends to a certain distance, the end-stroke knob is used for adjusting the second hydraulic machine until the fatigue limit of the metal wire is reached, and the stroke value of the second hydraulic machine is read from a screen of the central control device and the fatigue limit is calculated.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bending test machine that detection electric heat wire was used in electric blanket, includes operation panel (1), its characterized in that: the utility model discloses a hydraulic pressure device, including operation panel (1), fixed mounting has support frame (2) at the both ends fixed mounting of operation panel (1) bottom, fixed mounting has support column (3) on the position that operation panel (1) top is located four turnings, fixed mounting has three-jaw chuck (4) on the position that operation panel (1) top is located both sides, the equal fixed mounting in both ends of three-jaw chuck (4) has baffle (5), the top fixed mounting of support column (3) has roof (6), circular through-hole has been seted up at the top of roof (6), and circular through-hole internal fixation has cup jointed hydraulic means (7), set up threaded hole in the position in the circular through-hole outside in roof (6) top, and the quantity of threaded hole is four, the surface joint of support column (.

2. The bending tester for detecting the heating wire of the electric blanket as claimed in claim 1, wherein: three-jaw chuck (4) including chuck storehouse (41), the one end fixed mounting in chuck storehouse (41) has gasket (42), handle (43) have been cup jointed in the one end activity of gasket (42), the one end fixed mounting in chuck storehouse (41) has jack catch base (44), the one end fixed mounting of jack catch base (44) has jack catch (45), wave groove has been seted up to one side of jack catch (45).

3. A bending tester for detecting a heating wire in an electric blanket according to claim 1 or claim 2, wherein: the claw bases (44) of the two three-jaw chucks (4) are positioned on the same axis.

4. The bending tester for detecting the heating wire of the electric blanket as claimed in claim 1, wherein: the hydraulic device (7) comprises a fixed disc (71), a circular through hole is formed in the top of the fixed disc (71), a first hydraulic machine (72) is sleeved in the circular through hole in a fixed mode, a second hydraulic machine (73) is fixedly installed at the bottom of the first hydraulic machine (72), a pressing block (74) is fixedly installed at the bottom of the second hydraulic machine (73), and a pressure sensor (75) is fixedly installed at the bottom of the pressing block (74).

5. The bending tester for detecting the heating wire of the electric blanket as claimed in claim 4, wherein: the center lines of the first hydraulic machine (72) and the second hydraulic machine (73) are positioned on the same axis.

6. The bending tester for detecting the heating wire of the electric blanket as claimed in claim 4, wherein: the first hydraulic machine (72) comprises a first hydraulic chamber (721), and a piston sleeve I (722) is fixedly arranged at the bottom of the first hydraulic chamber (721).

7. The bending tester for detecting the heating wire of the electric blanket as claimed in claim 6, wherein: the inboard activity of piston cover I (722) cup joint second hydraulic press (73), second hydraulic press (73) include second hydraulic pressure storehouse (731), the one end fixed mounting of second hydraulic pressure storehouse (731) has piston cover II (732), the inboard fixed cup joint of piston cover II (732) has piston rod (733).

8. The bending tester for detecting the heating wire of the electric blanket as claimed in claim 1, wherein: well accuse device (8) including well accuse box (81), fixed mounting has screen (82) on the position that well accuse box (81) one side is located the top, fixed mounting has knob (83) on the position that well accuse box (81) one side is located screen (82) below, and the quantity of knob (83) is two, fixed mounting has button (84) on the position that well accuse box (81) one side is located knob one side, and the quantity of button (84) is twelve, fixed mounting has fixture block (85) on the position at well accuse box (81) back, and the quantity of fixture block (85) is two.