CN215768064U

CN215768064U - Bellows fatigue life testing machine for vacuum switch tube

Info

Publication number: CN215768064U
Application number: CN202120747785.4U
Authority: CN
Inventors: 张雍; 胡闻问; 李志勇
Original assignee: WUHAN FEITE ELECTRIC CO Ltd
Current assignee: WUHAN FEITE ELECTRIC CO Ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2022-02-08
Anticipated expiration: 2031-04-13

Abstract

The utility model discloses a bellows fatigue life testing machine for a vacuum switch tube, which comprises a vertical plate, a transmission case and a base, wherein the top of the base is fixedly provided with the vertical plate, the front surface of the vertical plate is respectively and slidably provided with a first fixed seat and a second fixed seat, the second fixed seat is fixedly provided with an upper expansion chuck, the front surface of the vertical plate is slidably provided with a lower expansion chuck corresponding to the upper expansion chuck through a movable seat, the top of the transmission case is fixedly provided with a servo motor, and a rotary table and the lower expansion chuck are movably arranged through a movable rod. According to the utility model, the first fixing seat is slidably arranged on the front surface of the vertical plate, the distance between the upper expansion chuck and the lower expansion chuck can be conveniently adjusted by rotating the threaded knob, so that the compression and tension stroke is adjusted, the turntables are rotatably arranged on the two sides of the transmission case, the lower expansion chuck is driven by the movable rod to slide up and down, the compression and tension test can be repeated, and the test efficiency is improved.

Description

Bellows fatigue life testing machine for vacuum switch tube

Technical Field

The utility model relates to the technical field of corrugated pipe testing machines, in particular to a corrugated pipe fatigue life testing machine for a vacuum switch pipe.

Background

The corrugated pipe is a tubular elastic sensitive element formed by connecting foldable corrugated sheets along the folding and stretching direction, and a testing machine is generally used for performing compression and tension tests on the corrugated pipe in the manufacturing and processing process of the corrugated pipe so as to test the service life of the corrugated pipe.

The prior corrugated pipe fatigue life testing machine for the vacuum switch tube has the following defects:

1. the device has no better adjusting structure, so that the compression and stretching strokes are inconvenient to adjust according to the test requirements, and the practicability of the test is reduced;

2. the continuous repeated compression and tension test cannot be carried out on a plurality of corrugated pipes at one time well, and the test efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fatigue life testing machine for a corrugated pipe for a vacuum switch tube, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a bellows fatigue life testing machine for vacuum switch tube, includes riser, transmission case and base, the top fixed mounting of base has the riser, the front of riser slidable mounting respectively has first fixing base and second fixing base, through screw thread knob movable mounting between first fixing base and the second fixing base, fixed mounting has the chuck that expands on the second fixing base, the front of riser has the lower chuck that expands that corresponds with the chuck that expands on through sliding mounting of sliding mounting, fixed mounting has the transmission case on the positive base of riser, the top fixed mounting of transmission case has servo motor, the bull stick that extends to in the transmission case is installed to servo motor's output, the carousel is all rotated and installed to the both sides of transmission case, through movable rod movable mounting between carousel and the lower chuck that expands.

Preferably, the vertical plate, the first fixing seat and the second fixing seat are slidably mounted through a first sliding seat and a second sliding seat respectively, and the vertical plate, the first sliding seat and the second sliding seat are slidably mounted through sliding grooves.

Preferably, the first sliding seat and the sliding groove are fixed through a fixing knob, and the second sliding seat and the sliding groove are installed in a sliding mode through a sliding block.

Preferably, the lower expansion chuck and the movable seat are slidably mounted through a sliding sleeve, and a shaft rod extending into the transmission case is mounted on the inner side of the turntable.

Preferably, the rotating rod and the shaft rod are installed through transmission of a transmission gear, and the transmission box and the base are fixedly installed through a fixing frame.

Preferably, the bottom of base has the base through supporting leg fixed mounting, fixed mounting has control switch on the base of transmission case one side.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the first fixing seat and the second fixing seat are slidably mounted on the front surface of the vertical plate, so that the height of the corrugated rod can be conveniently adjusted, and the distance between the upper expansion chuck and the lower expansion chuck can be conveniently adjusted by rotating the threaded knob between the first fixing seat and the second fixing seat, so that the compression and stretching stroke of the corrugated rod can be conveniently adjusted, and the practicability of the test is improved.

2. According to the utility model, the turntables are rotatably arranged on the two sides of the transmission case, and the rotating turntables can drive the lower expansion chuck to slide up and down on the movable seat through the movable rods, so that continuous repeated compression and tension tests can be carried out on two corrugated pipes at one time, and the test efficiency is improved.

3. According to the utility model, the transmission gear is fixedly arranged between the rotating rod and the shaft rod, so that the servo motor can drive the rotating disc to rotate through the shaft rod by utilizing the transmission gear, the vertical movement frequency of the lower expansion chuck driven by the servo motor through the rotating disc can be conveniently controlled through the control switch, the automatic counting is convenient, and the convenience is improved.

4. According to the utility model, the fixing knob is arranged on the first sliding seat, so that the first fixing seat can be conveniently fixed, the first fixing seat is prevented from sliding, and the stability is improved.

Drawings

FIG. 1 is a schematic front view of the internal structure of the present invention;

FIG. 2 is a schematic diagram of the front appearance structure of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a partial structural schematic diagram of the present invention.

In the figure: 1. a vertical plate; 101. a chute; 2. a threaded knob; 3. a first fixed seat; 301. a first slider; 302. fixing the knob; 4. a second fixed seat; 401. a second slide carriage; 402. a slider; 5. an upper expansion chuck; 6. a lower expansion chuck; 601. a movable rod; 7. a movable seat; 701. a sliding sleeve; 8. a servo motor; 801. a rotating rod; 802. a transmission gear; 9. a transmission case; 901. a fixed mount; 10. a turntable; 1001. a shaft lever; 11. a base; 1101. supporting legs; 1102. a control switch; 1103. a base.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, an embodiment of the present invention is shown: a fatigue life testing machine for a corrugated pipe for a vacuum switch pipe comprises a vertical plate 1, a transmission case 9 and a base 11, wherein the top of the base 11 is fixedly provided with the vertical plate 1 by using bolts, the front surface of the vertical plate 1 is respectively provided with a first fixed seat 3 and a second fixed seat 4 in a sliding manner, the vertical plate 1, the first fixed seat 3 and the second fixed seat 4 are respectively arranged by sliding a first sliding seat 301 and a second sliding seat 401 in a sliding manner, the vertical plate 1, the first sliding seat 301 and the second sliding seat 401 are arranged by sliding a sliding groove 101 in a sliding manner, the first sliding seat 301 and the sliding groove 101 are fixed by a fixing knob 302 to prevent the first fixed seat 3 from sliding, the stability is improved, the second sliding seat 401 and the sliding groove 101 are arranged by sliding a sliding block 402, the second fixed seat 4 is fixedly provided with an upper expansion chuck 5 by using bolts, so that the first fixed seat 3 and the second fixed seat 4 can slide up and down along the sliding groove 101, the height of the upper expansion chuck 5 can be conveniently adjusted according to the height of the corrugated pipe, the first fixing seat 3 and the second fixing seat 4 are movably mounted through the thread knob 2, the second fixing seat 4 can be driven to adjust the compression and stretching process of the upper expansion chuck 5 to the corrugated pipe by rotating the thread knob 2, convenience is improved, the front face of the vertical plate 1 is fixedly provided with a movable seat 7 through bolts, a lower expansion chuck 6 corresponding to the upper expansion chuck 5 is slidably mounted on the movable seat 7 through a sliding sleeve 701, the lower expansion chuck 6 can slide up and down through the sliding sleeve 701, and the corrugated pipe can be prevented from being clamped and fixed between the upper expansion chuck 5 and the lower expansion chuck 6;

a transmission case 9 is fixedly installed on a base 11 on the front surface of the vertical plate 1 through a fixing frame 901 by using bolts, a servo motor 8 with the model of MR-JE-20A is fixedly installed on the top of the transmission case 9 by using bolts, a rotating rod 801 extending into the transmission case 9 is installed at the output end of the servo motor 8, turntables 10 are rotatably installed on both sides of the transmission case 9, a shaft rod 1001 extending into the transmission case 9 is installed on the inner side of the turntable 10, the rotating rod 801 and the shaft rod 1001 are installed through a transmission gear 802 in a transmission way, the servo motor 8 can be used for driving the rotating rod 801 to rotate, the shaft rod 1001 can be driven to rotate through the transmission gear 802, so as to drive the turntables 10 to rotate, the turntables 10 and the lower expansion chucks 6 are movably installed through the movable rod 601 by using movable shafts, the turntables 10 can drive the lower expansion chucks 6 to repeatedly slide up and down through the movable rods 601, so that a compression and tension test can be conveniently carried out on two groups of corrugated pipes at one time, the efficiency of the test is improved, the bottom of base 11 uses the bolt to pass through supporting leg 1101 fixed mounting has base 1103, can support this device, improves the stability of structure, uses bolt fixed mounting to have the model to be SF120E control switch 1102 on the base 11 of transmission case 9 one side, is connected control switch 1102 and servo motor 8 through the wire, makes the operation personnel can be comparatively convenient control compression and stretching number of times, carries out automatic counting, convenient and fast.

The working principle is as follows: when the corrugated pipe fatigue life testing machine for the vacuum switch tube is used, the device is firstly placed at a proper position, then the height of a first fixing seat 3 is adjusted according to the height of the corrugated pipe to be tested, then the corrugated pipe is placed between an upper expansion chuck 5 and a lower expansion chuck 6 to be clamped and fixed, then a screw knob 2 is rotated to adjust the stroke of compression and stretching, then a servo motor 8 with the model of MR-JE-20A is started to drive a turntable 10 to rotate, so that the lower expansion chuck 6 can be driven by a movable rod 601 to slide up and down, repeated compression and stretching tests are carried out on the corrugated pipe, the corrugated pipe is disassembled after six ten thousand times of automatic counting by a control switch 1102 with the model of SF120E, and then whether air leakage exists or not is detected, the operation is convenient and rapid, and a series of operations of the corrugated pipe fatigue life testing machine for the vacuum switch tube are completed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a bellows fatigue life testing machine for vacuum switch pipe, includes riser (1), transmission case (9) and base (11), its characterized in that: the top of the base (11) is fixedly provided with a vertical plate (1), the front of the vertical plate (1) is respectively provided with a first fixing seat (3) and a second fixing seat (4) in a sliding manner, the first fixing seat (3) and the second fixing seat (4) are movably mounted through a thread knob (2), the second fixing seat (4) is fixedly provided with an upper expansion chuck (5), the front of the vertical plate (1) is provided with a lower expansion chuck (6) corresponding to the upper expansion chuck (5) in a sliding manner through a movable seat (7), the base (11) on the front of the vertical plate (1) is fixedly provided with a transmission case (9), the top of the transmission case (9) is fixedly provided with a servo motor (8), the output end of the servo motor (8) is provided with a rotating rod (801) extending into the transmission case (9), and the two sides of the transmission case (9) are both rotatably provided with turntables (10), the turntable (10) and the lower expansion chuck (6) are movably arranged through a movable rod (601).

2. The fatigue life tester for the bellows of the vacuum switch tube according to claim 1, wherein: riser (1) and first fixing base (3) and second fixing base (4) are respectively through first slide (301) and second slide (401) slidable mounting, all through spout (101) slidable mounting between riser (1) and first slide (301) and second slide (401).

3. The fatigue life tester for the bellows of the vacuum switch tube according to claim 1, wherein: the first sliding seat (301) and the sliding groove (101) are fixed through a fixing knob (302), and the second sliding seat (401) and the sliding groove (101) are installed in a sliding mode through a sliding block (402).

4. The fatigue life tester for the bellows of the vacuum switch tube according to claim 1, wherein: the lower expansion chuck (6) and the movable seat (7) are slidably mounted through a sliding sleeve (701), and a shaft rod (1001) extending into the transmission case (9) is mounted on the inner side of the rotary disc (10).

5. The fatigue life tester for the bellows of the vacuum switch tube according to claim 1, wherein: the rotating rod (801) and the shaft rod (1001) are installed through a transmission gear (802) in a transmission mode, and the transmission box (9) and the base (11) are fixedly installed through a fixing frame (901).

6. The fatigue life tester for the bellows of the vacuum switch tube according to claim 1, wherein: the base (1103) is fixedly installed at the bottom of the base (11) through supporting legs (1101), and the control switch (1102) is fixedly installed on the base (11) on one side of the transmission case (9).