CN218584512U

CN218584512U - Bellows resistance to compression experimental apparatus

Info

Publication number: CN218584512U
Application number: CN202222728078.8U
Authority: CN
Inventors: 陈东; 黄凯华
Original assignee: Nantong Guotao Plastic Industry Technology Co ltd
Current assignee: Nantong Guotao Plastic Industry Technology Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-03-07
Anticipated expiration: 2032-10-17

Abstract

The utility model discloses a bellows resistance to compression experimental apparatus, including base, centre gripping subassembly and fixed subassembly, the inner wall fixed mounting of base has first servo motor, first servo motor's output fixed mounting has the pivot, the outer wall of pivot runs through and installs first gear, the top meshing of first gear has first rack, the top fixed mounting of first rack has the slide bar, the top fixed mounting of slide bar has the centre gripping subassembly. The utility model discloses an install the centre gripping subassembly, a servo motor rotates, it rotates to drive the pivot, the pivot drives first gear and second gear revolve, first gear drives first rack and removes, it removes to make the slide bar drive the right side to add and hold the subassembly and remove left, the second gear drives the second rack and removes, it removes to make the slide bar drive the left side to add to hold, two sets of centre gripping subassemblies are fixed the bellows centre gripping, when avoiding carrying out the resistance to compression experiment, the position of bellows changes, it is inaccurate to cause measuring result.

Description

Bellows resistance to compression experimental apparatus

Technical Field

The utility model relates to a resistance to compression experimental apparatus technical field specifically is a bellows resistance to compression experimental apparatus.

Background

The corrugated pipe is a tubular elastic sensitive element which is formed by connecting foldable corrugated sheets along the folding and stretching direction. The bellows is used extensively in instrument and meter, the predominant use is as pressure measurement instrument's measuring element, convert pressure to displacement or power, when carrying out the resistance to compression experiment to the bellows, need place the bellows on the experiment platform, through stripper plate downstream, apply decurrent extrusion force to the bellows, test the compressive property of bellows, current bellows resistance to compression experimental apparatus does not have stop device, can't wait to experiment the bellows and carry out spacing fixed, place the bellows after, need artifical manual support bellows, avoid the bellows to remove.

The existing corrugated pipe compression-resistant experimental device has the defects that:

patent document _CN217277479U The utility model discloses a pipeline resistance to compression testing arrangement, the right item of protection "include unable adjustment base, unable adjustment base's last fixed surface installs U type frame, the central fixed mounting of U type frame has the pneumatic cylinder, the output fixed mounting of pneumatic cylinder has the stripper plate, unable adjustment base's central internally mounted has the resilience mechanism, the resilience mechanism includes the convex spout, the convex spout is seted up inside unable adjustment base's center, the utility model discloses a put into the bellows between two I-shaped sliders, then start hydraulic pressure station cooperation hydraulic oil communicating pipe and make the output of pneumatic cylinder move downwards, and the output of pneumatic cylinder can drive the stripper plate and move when moving downwards, makes it press on the surface of bellows, extrudees the whole of bellows to obtain the whole resistance to compression grade of bellows, the effectual accuracy that improves the resistance to compression test grade that obtains.

The utility model provides a pipeline resistance to compression testing arrangement, the telescopic link through among the resilience mechanism can tentatively fix the I-shaped slider, utilizes reset spring to reset the I-shaped slider.

In view of this, can study a bellows resistance to compression experimental apparatus, through installation centre gripping subassembly, carry out the centre gripping to the bellows and fix, the bellows takes place to remove when avoiding the experiment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bellows resistance to compression experimental apparatus to the bellows that provides in solving above-mentioned background art can not spacing fixed problem.

In order to achieve the above object, the utility model provides a following technical scheme: a corrugated pipe compression resistance experiment device comprises a base, a clamping assembly and a fixing assembly, wherein a first servo motor is fixedly mounted on the inner wall of the base;

the output end of the first servo motor is fixedly provided with a rotating shaft, the outer wall of the rotating shaft is provided with a first gear in a penetrating way, the outer wall of the rotating shaft is connected with a second gear in a penetrating way, the top of the first gear is meshed with a first rack, the top of the second gear is meshed with a second rack, a sliding rod is fixedly arranged above the first rack, and the top of the sliding rod is fixedly provided with a clamping assembly;

and an extension plate is arranged at the top of the clamping component in a penetrating way.

Preferably, the top of the base is provided with a sliding groove in a penetrating manner.

Preferably, the inner wall of the extension plate is provided with a fixed shaft in a penetrating manner, and the outer wall of the fixed shaft is in threaded connection with a threaded cap.

Preferably, the top fixed mounting of base has the stand, and the outer wall of stand is equipped with the mounting groove, and the stand is not equipped with one side outer wall fixed mounting of mounting groove and has the controller.

Preferably, a second servo motor is fixedly mounted at the top of the stand column, a screw rod is fixedly mounted at the output end of the second servo motor, and a connecting plate is connected to the outer wall of the screw rod in a penetrating manner.

Preferably, the bottom fixed mounting of connecting plate has fixed subassembly, and fixed subassembly's inner wall fixed mounting has the fixed block, and fixed subassembly's outer wall runs through to be installed according to the depression bar, and the outer wall fixed mounting who presses the depression bar has the carriage release lever, and the inner wall fixed mounting of fixed block has the spring, and the outer wall fixed mounting of carriage release lever has the dead lever, and fixed subassembly's inner wall is equipped with the fixed slot, and the inner wall fixed mounting of fixed block has the slide bar.

Preferably, the inner wall of the fixing component is connected with an extrusion block, and the outer wall of the extrusion block is provided with a fixing hole in a penetrating manner.

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

1. the utility model discloses an install centre gripping subassembly, first gear, second gear and rack, first servo motor rotates, drive the pivot and rotate, the pivot drives first gear and second gear rotation, first gear rotation drives first rack and moves, make the slide bar drive the right side and add and hold the subassembly and move left, second gear rotation drives the second rack and moves, make the slide bar drive the left side and add and hold and move right, two sets of centre gripping subassemblies fix the bellows centre gripping on the experiment platform, when avoiding carrying out the resistance to compression experiment, the position of bellows changes, causes the measuring result inaccurate;

2. the utility model discloses an install fixed subassembly, dead lever and fixed slot, the experiment requires from measuring when some compressive property becomes the compressive property who measures a certain section bellows, need change the extrusion piece, press both sides extrusion piece, make the carriage release lever drive the dead lever and remove, inside making the dead lever get into the fixed block, take off the extrusion piece and change, the inner wall at fixed subassembly is installed to the extrusion piece that will change, loosen and press the briquetting, the spring drives the inner wall that the dead lever runs through the fixed orifices, with the interior wall connection of fixed slot, realize being convenient for change the purpose of extrusion piece.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic front structural view of the present invention;

FIG. 3 is a schematic view of a part of the structure of the clamping assembly of the present invention;

fig. 4 is a schematic structural view of a first rack part of the present invention;

FIG. 5 is a schematic view of a portion of the fixing assembly of the present invention;

fig. 6 is a schematic view of a part of the structure of the extrusion block of the present invention.

In the figure: 1. a base; 101. a chute; 2. a clamping assembly; 201. a first servo motor; 202. a rotating shaft; 203. a first gear; 204. a second gear; 205. a first rack; 206. a second rack; 207. a slide bar; 3. an extension plate; 301. a fixed shaft; 302. a screw cap; 4. a column; 401. mounting grooves; 402. a controller; 5. a second servo motor; 501. a screw rod; 502. a connecting plate; 6. a fixing component; 601. a fixed block; 602. a pressing lever; 603. a travel bar; 604. a fixing groove; 605. a spring; 606. a slide bar; 607. a fixing rod; 7. extruding the block; 701. and (7) fixing holes.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made 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," "second," and the like 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, 2 and 6, a bellows compression resistance experiment device comprises a base 1, a clamping assembly 2 and a fixing assembly 6, wherein a first servo motor 201 is fixedly installed on the inner wall of the base 1, a sliding groove 101 is arranged on the top of the base 1 in a penetrating manner, the sliding groove 101 is not arranged on the same horizontal line, the outer wall of a right sliding rod 207 penetrates through the inner wall of the right sliding groove 101, a left sliding rod 207 penetrates through the inner wall of the left sliding groove 101, stand columns 4 are fixedly installed on the top of the base 1, the number of the stand columns 4 is two, the stand columns 4 are respectively installed at positions close to two sides of the top of the base 1, an installation groove 401 is arranged on the outer wall of the stand column 4, a controller 402 is fixedly installed on the outer wall of one side of the right stand column 4, which is not provided with the installation groove 401, controller 402 and first servo motor 201 and 5 electric connection of second servo motor, the top fixed mounting of stand 4 has second servo motor 5, the output fixed mounting of second servo motor 5 has lead screw 501, the outer wall through connection of lead screw 501 has connecting plate 502, 4 inner wall fixed mounting of left side stand have the guide bar, the guide bar runs through the outer wall of connecting plate 502, the inner wall connection of fixed subassembly 6 has extrusion block 7, the outer wall of extrusion block 7 runs through and is equipped with fixed orifices 701, after 7 installation of extrusion block, use centre gripping subassembly 2 to fix the bellows on the experiment platform, start second servo motor 5, the motor rotates and drives lead screw 501 to rotate, make connecting plate 502 drive extrusion block 7 downstream, exert pressure to the bellows, carry out the resistance to compression experiment.

Referring to fig. 3 and 4, a first servo motor 201 is fixedly installed on an inner wall of a base 1, the first servo motor 201 is installed in a middle position of the base 1, a rotating shaft 202 is fixedly installed at an output end of the first servo motor 201, a first gear 203 is installed on an outer wall of the rotating shaft 202 in a penetrating manner, two sets of first gears 203 are installed on the outer wall of the rotating shaft 202 in a penetrating manner, two sets of second gears 204 are installed on the outer wall of the rotating shaft 204, the second gears 204 are installed on an inner side of the first gears 203 and are opposite to the rotating direction of the first gears 203, a first rack 205 is engaged with a top of the first gears 203, two sets of first racks 205 are installed, teeth are arranged on a bottom of the first racks 205, the teeth are engaged with an outer wall of the first gears 203, a second rack 206 is engaged with a top of the second gears 204, two sets of second racks 206 are installed on a top of the second racks 206, the second rack 206 is arranged on the inner side of the first gear 203, a sliding rod 207 is fixedly arranged above the first rack 205, a sliding rod 207 is fixedly arranged above the second rack 206, the top of the sliding rod 207 is fixedly provided with a clamping component 2, the number of the clamping components 2 is two, one group is close to the right upright post 4 and is fixedly connected with the sliding rod 207 above the first rack 205, the other group is close to the left upright post 4 and is fixedly connected with the sliding rod 207 above the second rack 206, the top of the clamping component 2 is provided with an extension plate 3 in a penetrating way, the outer wall of the extension plate 3 is attached to the inner wall of the clamping component 2, the inner wall of the extension plate 3 is provided with a fixing shaft 301 in a penetrating way, the fixing shaft 301 penetrates through the outer wall of the clamping component 2, the outer wall of the fixing shaft 301 is connected with a threaded cap 302 in a threaded way, the extension plate 3 is fixedly connected with the clamping component 2 through the threaded cap 302 and the fixing shaft 301, and the corrugated pipe is arranged on an experimental platform, start first servo motor 201, first servo motor 201 rotates and drives pivot 202 and rotate, pivot 202 drives first gear 203 and second gear 204 and rotates, first gear 203 rotates and drives first rack 205 and removes, make slide bar 207 drive the right side and add and hold the subassembly and remove left, second gear 204 rotates and drives second rack 206 and remove, make slide bar 207 drive the left side and add and hold and remove right, two sets of clamping component 2 are fixed with the bellows centre gripping on the experiment platform, when avoiding carrying out the resistance to compression experiment, the position of bellows changes, cause the measuring result inaccurate.

Referring to fig. 5 and 6, a fixing assembly 6 is fixedly mounted at the bottom of the connecting plate 502, fixing blocks 601 are fixedly mounted on the inner wall of the fixing assembly 6, the top of each fixing block 601 is fixedly connected with the top of the inner wall of the fixing assembly 6, the outer wall of each fixing block 601 is not attached to the inner wall of the corresponding fixing assembly 6, pressing rods 602 are mounted on the outer wall of the corresponding fixing assembly 6 in a penetrating manner, the number of the pressing rods 602 is two, the pressing rods 602 penetrate through the outer wall of the corresponding fixing block 601, moving rods 603 are fixedly mounted on the outer wall of one end of each pressing rod 602, the number of the moving rods 603 is two, springs 605 are fixedly mounted on the inner wall of each fixing block 601, the other ends of the springs 605 are fixedly connected with the outer wall of the corresponding pressing rod 602, fixing rods 607 are fixedly mounted on the outer wall of each moving rod 603, three groups of fixing rods 607 are fixedly mounted on the outer wall of each moving rod 603, and fixing assemblies 6 are provided with fixing grooves 604, the inner wall of the fixed groove 604 is embedded with the outer wall of the fixed rod 607, the inner wall of the fixed block 601 is fixedly provided with two sets of sliding rods 606, the number of the sets of the sliding rods 606 is two, one set penetrates through the outer wall of the right moving rod 603, the other set penetrates through the outer wall of the left moving rod 603, and the two sets of the sliding rods 606 are arranged at the same height, two sets of the pressing rods 602 are pressed to enable the two sets of the pressing rods 602 to move inwards from two sides, the pressing rods 602 drive the moving rods 603 to move, the moving rods 603 drive the fixed rod 607 to move inwards, the fixed rod 607 is contracted into the fixed block 601, the extrusion block 7 is arranged on the inner wall of the fixed component 6, the inner wall of the extrusion block 7 is attached to the outer wall of the fixed block 601, the pressing rods 602 are released, the spring 605 drives the pressing rods 602 to move outwards, the moving rods 603 drive the fixed rod 607 to extend outwards, the fixed rod 607 penetrates through the inner wall of the fixed hole 701 and is connected with the inner wall of the fixed groove 604, through the fixed subassembly 6 of installation, convenient to detach installation adds briquetting, is convenient for change different extrusion pieces 7 according to different experiment requirements, wholly carries out the resistance to compression experiment to a certain department of bellows or certain section.

Working principle, when the bellows compression resistance experiment device is used for measuring the compression resistance of a bellows, the bellows is placed on an experiment platform, a first servo motor 201 is started, the first servo motor 201 rotates to drive a rotating shaft 202 to rotate, the rotating shaft 202 drives a first gear 203 and a second gear 204 to rotate, so that a rack drives a sliding rod 207 to move, two groups of clamping assemblies 2 are driven to move inwards from two sides, the two groups of clamping assemblies 2 clamp the bellows on the experiment platform to be fixed, and the situation that the bellows is not accurately measured due to the change of the position of the bellows when the experiment requires that the compression resistance of a certain section of bellows is measured from the measurement of the compression resistance of the certain point is avoided, an extrusion block 7 needs to be replaced, the extrusion blocks 7 on two sides are pressed, so that a moving rod 603 drives a fixing rod 607 to move, the fixing rod 607 to enter the fixing block 601 to be replaced, the extrusion block 7 is taken down to be replaced, the extrusion block 7 for replacement is installed on the inner wall of the fixing assembly 6, the pressing block is loosened, the fixing rod 607 penetrates through the inner wall of a fixing hole 604 and is connected with the inner wall of a fixing groove to complete installation, so that the second servo motor 5 rotates to drive the servo block 7 to drive the compression resistance of the bellows, and the measurable performance of the whole section of the bellows, and the extrusion block can be measured.

It will be evident to those skilled in the art that the invention 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 invention 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 resistance to compression experimental apparatus, includes base (1), centre gripping subassembly (2) and fixed subassembly (6), its characterized in that: a first servo motor (201) is fixedly arranged on the inner wall of the base (1);

a rotating shaft (202) is fixedly installed at the output end of the first servo motor (201), a first gear (203) is installed on the outer wall of the rotating shaft (202) in a penetrating mode, a second gear (204) is connected to the outer wall of the rotating shaft (202) in a penetrating mode, a first rack (205) is meshed with the top of the first gear (203), a second rack (206) is meshed with the top of the second gear (204), a sliding rod (207) is fixedly installed above the first rack (205), and a clamping assembly (2) is fixedly installed at the top of the sliding rod (207);

the top of the clamping component (2) is provided with an extension plate (3) in a penetrating way.

2. The bellows resistance to compression experimental apparatus of claim 1, characterized in that: the top of the base (1) is provided with a sliding groove (101) in a penetrating manner.

3. The bellows resistance to compression experimental apparatus of claim 1, characterized in that: the inner wall of the extension plate (3) is provided with a fixing shaft (301) in a penetrating mode, and the outer wall of the fixing shaft (301) is connected with a threaded cap (302) in a threaded mode.

4. The bellows resistance to compression experimental apparatus of claim 1, characterized in that: the top fixed mounting of base (1) has stand (4), and the outer wall of stand (4) is equipped with mounting groove (401), and one side outer wall fixed mounting that stand (4) were not equipped with mounting groove (401) has controller (402).

5. The bellows resistance to compression experimental apparatus of claim 4, characterized in that: the top fixed mounting of stand (4) has second servo motor (5), and the output fixed mounting of second servo motor (5) has lead screw (501), and the outer wall through connection of lead screw (501) has connecting plate (502).

6. The bellows resistance to compression experimental apparatus of claim 5, characterized in that: the bottom fixed mounting of connecting plate (502) has fixed subassembly (6), the inner wall fixed mounting of fixed subassembly (6) has fixed block (601), the outer wall of fixed subassembly (6) runs through to be installed and presses depression bar (602), the outer wall fixed mounting who presses depression bar (602) has carriage release lever (603), the inner wall fixed mounting of fixed block (601) has spring (605), the outer wall fixed mounting of carriage release lever (603) has dead lever (607), the inner wall of fixed subassembly (6) is equipped with fixed slot (604), the inner wall fixed mounting of fixed block (601) has slide bar (606).

7. The bellows resistance to compression experimental apparatus of claim 6, characterized in that: the inner wall of the fixed component (6) is connected with an extrusion block (7), and the outer wall of the extrusion block (7) is provided with a fixing hole (701) in a penetrating mode.