CN113776974A - Electric reciprocating test mechanism for abrasion resistance of cylinder body - Google Patents

Abstract

The application provides an electronic test mechanism that reciprocates of cylinder block wearability belongs to the experimental technical field of engine. The electric reciprocating test mechanism for the wear resistance of the cylinder body comprises a cylinder body device and a reciprocating device. The cylinder body device comprises an engine main body, a first support, a universal wheel, a second support and a support outer frame. This application is through first electric jar, first pressure sensor, the second threaded rod, including a motor, an end cap, a controller, and a cover plate, first fixed plate, first spring, the second fixed plate, second pressure sensor, the accent power board, the second spring, the pillar, the jar hole, the effect of second electric jar and second spring, thereby reached can actual simulation engine gas pocket use the purpose that the operating mode reachs accurate wear resistance test result, through the operating condition of simulation engine, can improve the accuracy of cylinder block cylinder body wearability test data, the test result that makes people obtain is accurate, be favorable to people to measure the wearability of cylinder block cylinder body fast.

Description

Electric reciprocating test mechanism for abrasion resistance of cylinder body

Technical Field

The application relates to the field of engine tests, in particular to an electric reciprocating test mechanism for abrasion resistance of a cylinder body.

Background

Referring to the related technology, the way of sampling and friction and wear testing on key parts such as an engine cylinder hole, a cylinder sleeve and the like is as follows: the corresponding sample of processing is installed at the friction wear testing machine, load and set up the rotational speed, the corresponding test time of operation, the test back measurement sample surface grinding trace degree of depth is accomplished to the completion, and the wear resistance of the cylinder hole of the different materials of evaluation, cylinder jacket spare part is good or bad under the same condition, but this mode does not have the actual operating mode of simulation engine, leads to the test data not accurate enough, makes the test result that people obtained inaccurate, is unfavorable for people to measure the wearability of cylinder block cylinder body fast.

How to invent an electric reciprocating test mechanism for improving the wear resistance of a cylinder block and a cylinder block becomes a problem to be solved urgently by the technical personnel in the field.

Disclosure of Invention

In order to make up for above not enough, the application provides an electronic reciprocating test mechanism of cylinder block wearability, aims at improving the problem that can not actually simulate engine cylinder hole service behavior and reachd accurate wear resistance test result.

The embodiment of the application provides an electronic test mechanism that reciprocates of cylinder block cylinder body wearability, including cylinder body device and reciprocating device.

The cylinder body device comprises an engine main body, a first support, a universal wheel, a second support and a support outer frame, wherein a second pin hole and a cylinder hole are formed in one side of the engine main body, the first support is connected to the other side of the engine main body, the universal wheel is installed on one side of the first support, the other side of the universal wheel is connected to one side of the second support in a clamping mode, the universal wheel can only move along an upper slide way of the second support and cannot move up and down, the support outer frame is connected to two sides of the second support, the reciprocating device comprises a cylinder body, a first connecting component, a first electric cylinder, a second connecting component, a first pressure regulating component, a limiting component and a second pressure regulating component, the cylinder body is fixedly penetrated through one side of the support outer frame, the first connecting component is installed on an output shaft of the cylinder body, and the first electric cylinder is connected to one side of the first connecting component, second coupling assembling install in first electric jar output shaft, first pressure regulating subassembly screw thread run through in second coupling assembling, second pressure regulating subassembly install in first pressure regulating subassembly one end, second pressure regulating subassembly sliding connection in inside the spacing subassembly, spacing subassembly set up in engine main part one side.

In the above-mentioned realization process, the cylinder hole in the engine main part is used for placing the piston, first support, universal wheel and second support are used for making the engine main part can the back-and-forth movement, and can not reciprocate, the support frame is used for fixing the cylinder body, first connecting assembly, first electric jar, second coupling assembling, first pressure regulating subassembly, spacing subassembly and second pressure regulating subassembly drive the piston and carry out reciprocating motion, thereby simulation piston work is tested, thereby can obtain accurate wear resistance test result.

In a specific implementation scheme, the first connecting assembly includes a first supporting plate, a first supporting lug, a first shaft rod, a first swing rod and a first threaded rod, the first threaded rod is connected to the cylinder body output shaft, a threaded groove is formed in one side of the first swing rod, the first threaded rod is in threaded connection with the threaded groove, the first shaft rod is installed on two sides of the first swing rod, two ends of the first shaft rod are rotatably connected to the inner side of the first supporting lug, the first supporting lug is installed on one side of the first supporting plate, and the first electric cylinder is connected to the other side of the first supporting plate.

In the implementation process, the first swing rod is rotatably connected with the first supporting plate through the first shaft rod and the first supporting lug, and the first threaded rod and the threaded groove are used for fixedly connecting the cylinder body with the first swing rod, so that the cylinder body and the first swing rod are convenient to mount and dismount.

In a specific implementation scheme, the second connecting assembly includes a second swing rod, a second shaft rod, a second lug, a sensor connecting flange, a first pressure sensor and a connecting plate, the second swing rod is installed in the first electric cylinder output shaft, the second shaft rod is connected to two sides of the second swing rod, two ends of the second shaft rod are rotatably connected to the inner side of the second lug, the second lug is installed on one side of the sensor connecting flange, the first pressure sensor is connected to the other side of the sensor connecting flange, and the connecting plate is installed on one side of the first pressure sensor.

In the implementation process, the second swing rod is rotatably connected with the sensor connecting flange through the second shaft rod and the second support lug, and the first pressure sensor is used for detecting the pressure of the piston in the reciprocating motion in real time.

In a specific embodiment, the inner surface of the connecting plate is provided with a first pin hole, and one side of the connecting plate is provided with a threaded hole.

In a specific embodiment, first pressure regulating subassembly includes second threaded rod, motor, thrust ball bearing, first fixed plate, first spring, second fixed plate and second pressure sensor, second threaded rod screw run through in the screw hole, the second threaded rod connect in motor output shaft, the motor install in thrust ball bearing one side, first fixed plate connect in the thrust ball bearing opposite side, first spring both ends with first fixed plate one side with second fixed plate one side is connected, second pressure sensor install in second fixed plate opposite side.

In the implementation process, the motor is used for driving the second threaded rod to rotate, the thrust ball bearing is driven to move up and down through the threaded hole and the connecting plate, the thrust ball bearing drives the first fixing plate to move up and down, so that the pressure of the first spring can be automatically adjusted, and the second fixing plate and the second pressure sensor are used for detecting the pressure of the piston in a reciprocating motion mode in real time.

In a specific implementation scheme, the limiting assembly comprises a cylinder, a cover surface pressing plate, a linear bearing and a cover plate, the cylinder is inserted into the cylinder hole, the cover plate is connected to one side of the cylinder, a pin groove is formed in the other side of the cylinder, the pin groove corresponds to the first pin hole in a one-to-one mode, a first pin rod is inserted into the pin groove and the first pin hole, and the cover surface pressing plate is sleeved on the outer surface of the cylinder through the linear bearing.

In the implementation process, the cylinder, the cover surface pressing plate, the linear bearing and the cover plate are used as shells and used for limiting the sensor connecting flange, so that the sensor connecting flange can vertically move up and down, the piston can do up-and-down reciprocating motion, and the wear resistance test is carried out.

In a specific embodiment, the inner surface of the cover surface pressing plate is provided with reserved holes, the reserved holes correspond to the second pin holes one to one, and second pin rods are inserted into the reserved holes and the second pin holes.

In the implementation process, the second pin rod, the preformed hole and the second pin hole are used for limiting the cover pressing plate, so that the cover pressing plate can vertically move up and down.

In a specific implementation scheme, the second pressure regulating subassembly includes accent power board, second spring, extension board, pillar, movable plate and second electric jar, accent power board connect in second pressure sensor one side, second spring both ends with accent power board one side with extension board one side is connected, the pillar install in the extension board opposite side, the movable plate connect in pillar one end, the movable plate install in second electric jar output shaft, the second electric jar connect in apron one side.

In the implementation process, the second electric cylinder is used for driving the supporting column to move up and down through the moving plate, the supporting column drives the force adjusting plate to move up and down, then the supporting plate is driven to move up and down through the second spring, and the pressure of the second spring can be adjusted and automatically adjusted.

In a specific embodiment, the inner surface of the cover plate is provided with a through hole, and the support column penetrates through the through hole in a sliding manner.

In the above implementation, the through-holes are used to enable the posts to move up and down within the cylinder through the cover plate.

In a specific embodiment, the moving plate is movable within the cylinder bore, and the cylinder is clearance fit with the cylinder bore.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic structural diagram of an electric reciprocating test mechanism for testing the wear resistance of a cylinder block and a cylinder block according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural diagram of a cylinder device provided in an embodiment of the present application;

FIG. 3 is a schematic structural view of a reciprocating device provided in an embodiment of the present application;

fig. 4 is a schematic structural diagram of a first connection assembly according to an embodiment of the present disclosure;

fig. 5 is a schematic structural diagram of a second connecting assembly according to an embodiment of the present disclosure;

fig. 6 is a schematic structural diagram of a first voltage regulating assembly according to an embodiment of the present disclosure;

fig. 7 is a schematic structural view of a limiting assembly according to an embodiment of the present disclosure;

fig. 8 is a schematic structural diagram of a second voltage regulating assembly according to an embodiment of the present application.

In the figure: 10-cylinder device; 110-an engine body; 120-a first support; 130-universal wheels; 140-a second support; 150-a stent outer frame; 160-second pin hole; 170-cylinder bore; 20-a reciprocating device; 210-a cylinder body; 220-a first connection assembly; 221-a first pallet; 222-a first lug; 223-a first shaft; 224-a first oscillating lever; 225-thread groove; 226-a first threaded rod; 240-a second connection assembly; 241-a second oscillating lever; 242-a second shaft; 243-second lug; 244-sensor attachment flange; 245 — a first pressure sensor; 246-connecting plate; 247-threaded holes; 248-first pin hole; 250-a first voltage regulation assembly; 251-a second threaded rod; 252-a motor; 253-thrust ball bearing; 254-a first fixing plate; 255-a first spring; 256-second fixing plate; 257 — a second pressure sensor; 260-a limiting component; 261-cylinder; 262-cover pressing plate; 263-linear bearings; 264-cover plate; 265-a via; 266-prepared hole; 267-pin grooves; 270-a second voltage regulation assembly; 271-force adjusting plate; 272-a second spring; 273-support plate; 274-struts; 275-moving the plate; 276-second electric cylinder.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1, the present application provides an electric reciprocating testing mechanism for wear resistance of a cylinder block, which includes a cylinder device 10 and a reciprocating device 20.

Wherein, reciprocating device 20 fixed connection is on cylinder body device 10, and cylinder body device 10 is used for placing the piston, and reciprocating device 20 is used for driving the piston and makes reciprocating motion, and simulation piston work is tested to can obtain accurate wear resistance test result.

Referring to fig. 1 and 2, the cylinder device 10 includes an engine main body 110, a first support 120, a universal wheel 130, a second support 140, and a support frame 150, wherein one side of the engine main body 110 is provided with a second pin hole 160 and a cylinder hole 170, the first support 120 is connected to the other side of the engine main body 110, specifically, the first support 120 is fixedly connected to the other side of the engine main body 110 by welding, the universal wheel 130 is mounted to one side of the first support 120, specifically, the universal wheel 130 is fixedly mounted to one side of the first support 120 by screws, the other side of the universal wheel 130 is fastened to one side of the second support 140, the universal wheel 130 can only move along a sliding path on the second support 140 and cannot move up and down, the support frame 150 is connected to two sides of the second support 140, specifically, the support frame 150 is fixedly connected to two sides of the second support 140 by welding, the cylinder hole 170 on the engine main body 110 is used for placing a piston, the first mount 120, the universal wheel 130, and the second mount 140 are used to enable the engine main body 110 to move forward and backward, but not up and down.

Referring to fig. 1, 2 and 3, the reciprocating device 20 includes a cylinder body 210, a first connecting assembly 220, a first electric cylinder 230, a second connecting assembly 240, a first pressure regulating assembly 250, a limiting assembly 260 and a second pressure regulating assembly 270, the cylinder body 210 is fixedly penetrated through one side of a bracket outer frame 150, specifically, the cylinder body 210 is fixedly penetrated through one side of the bracket outer frame 150 by welding, the first connecting assembly 220 is installed at an output shaft of the cylinder body 210, the first electric cylinder 230 is connected to one side of the first connecting assembly 220, the second connecting assembly 240 is installed at the output shaft of the first electric cylinder 230, the first pressure regulating assembly 250 is penetrated through the second connecting assembly 240 by screw threads, the second pressure regulating assembly 270 is installed at one end of the first pressure regulating assembly 250, the second pressure regulating assembly 270 is slidably connected inside the limiting assembly 260, the limiting assembly 260 is installed at one side of the engine main body 110, the bracket outer frame 150 is used for fixing the cylinder body 210, first coupling assembly 220, first electric jar 230, second coupling assembling 240, first pressure regulating subassembly 250, spacing subassembly 260 and second pressure regulating subassembly 270 drive the piston and carry out reciprocating motion to simulation piston work is tested, thereby can obtain accurate wear resistance test result.

Referring to fig. 2, 3 and 4, the first connecting assembly 220 includes a first supporting plate 221, a first supporting lug 222, a first shaft 223, a first swing rod 224 and a first threaded rod 226, the first threaded rod 226 is connected to the output shaft of the cylinder body 210, specifically, the first threaded rod 226 is fixedly connected to the output shaft of the cylinder body 210 by welding, a threaded groove 225 is formed on one side of the first swing rod 224, the first threaded rod 226 is in threaded connection with the threaded groove 225, the first shaft 223 is installed on both sides of the first swing rod 224, specifically, the first shaft 223 is fixedly installed on both sides of the first swing rod 224 by welding, both ends of the first shaft 223 are rotatably connected to the inner side of the first supporting lug 222, specifically, both ends of the first shaft 223 are rotatably connected to the inner side of the first supporting lug 222 by bearings, the first supporting lug 222 is installed on one side of the first supporting plate 221, specifically, the first supporting lug 222 is fixedly installed on one side of the first supporting plate 221 by welding, the first electric cylinder 230 is connected to the other side of the first supporting plate 221, specifically, the first electric cylinder 230 is fixedly connected to the other side of the first supporting plate 221 by welding, the first swing rod 224 is rotatably connected to the first supporting plate 221 by the first shaft 223 and the first lug 222, and the first threaded rod 226 and the threaded groove 225 are used for fixedly connecting the cylinder body 210 and the first swing rod 224, so that the cylinder body 210 and the first swing rod 224 are convenient to mount and dismount.

Referring to fig. 3, 4 and 5, the second connecting assembly 240 includes a second swing rod 241, a second shaft rod 242, a second lug 243, a sensor connecting flange 244, a first pressure sensor 245 and a connecting plate 246, the second swing rod 241 is installed at the output shaft of the first electric cylinder 230, specifically, the second swing rod 241 is installed at the output shaft of the first electric cylinder 230 by welding, the second shaft rod 242 is connected at two sides of the second swing rod 241, specifically, the second shaft rod 242 is connected at two sides of the second swing rod 241 by welding, two ends of the second shaft rod 242 are rotatably connected at the inner side of the second lug 243, specifically, two ends of the second shaft rod 242 are rotatably connected at the inner side of the second lug 243 by bearings, the second lug 243 is installed at one side of the sensor connecting flange 244, specifically, the second lug 243 is installed at one side of the sensor connecting flange 244 by welding, the first pressure sensor 245 is connected at the other side of the sensor connecting flange 244, specifically, the first pressure sensor 245 is fixedly connected to the other side of the sensor connecting flange 244 by welding, the connecting plate 246 is installed at one side of the first pressure sensor 245, specifically, the connecting plate 246 is fixedly installed at one side of the first pressure sensor 245 by welding, the second swing rod 241 is rotatably connected with the sensor connecting flange 244 by the second shaft rod 242 and the second support lug 243, and the first pressure sensor 245 is used for detecting the pressure of the piston during reciprocating motion in real time.

In some embodiments, the inner surface of the connecting plate 246 defines a first pin hole 248, and one side of the connecting plate 246 defines a threaded hole 247.

Referring to fig. 3, 5 and 6, the first pressure regulating assembly 250 includes a second threaded rod 251, a motor 252, a thrust ball bearing 253, a first fixing plate 254, a first spring 255, a second fixing plate 256 and a second pressure sensor 257, the second threaded rod 251 is threaded through the threaded hole 247, the second threaded rod 251 is connected to an output shaft of the motor 252, specifically, the second threaded rod 251 is fixedly connected to the output shaft of the motor 252 by welding, the motor 252 is installed at one side of the thrust ball bearing 253, specifically, the motor 252 is fixedly installed at one side of the thrust ball bearing 253 by welding, the first fixing plate 254 is connected to the other side of the thrust ball bearing 253, specifically, the first fixing plate 254 is fixedly connected to the other side of the thrust ball bearing 253 by welding, two ends of the first spring 255 are connected to one side of the first fixing plate 254 and one side of the second fixing plate 256, specifically, two ends of the first spring 255 are fixedly connected to one side of the first fixing plate 254 and one side of the second fixing plate 256 by welding, second pressure sensor 257 is installed in 256 opposite sides of second fixed plate, and is concrete, second pressure sensor 257 passes through bolt fixed mounting in 256 opposite sides of second fixed plate, and motor 252 is used for driving second threaded rod 251 to rotate, drives thrust ball bearing 253 through screw hole 247 and connecting plate 246 and reciprocates, and thrust ball bearing 253 drives first fixed plate 254 and reciprocates to the pressure of first spring 255 can be adjusted automatically, and pressure when second fixed plate 256 and second pressure sensor 257 are used for real-time detection piston to be reciprocating motion.

Referring to fig. 2, 3, 5, 6, and 7, the limiting assembly 260 includes a cylinder 261, a cover pressing plate 262, a linear bearing 263, and a cover plate 264, the cylinder 261 is inserted into the cylinder hole 170, the cover plate 264 is connected to one side of the cylinder 261, specifically, the cover plate 264 is fixedly connected to one side of the cylinder 261 by welding, a pin slot 267 is formed in the other side of the cylinder 261, the pin slot 267 corresponds to the first pin hole 248 one by one, a first pin rod is inserted into the pin slot 267 and the first pin hole 248, the cover pressing plate 262 is sleeved on the outer surface of the cylinder 261 by the linear bearing 263, and the cylinder 261, the cover pressing plate 262, the linear bearing 263, and the cover plate 264 serve as a housing for limiting the sensor connecting flange 244, so that the sensor connecting flange 244 can vertically move up and down, thereby enabling the piston to reciprocate up and down for performing the wear resistance test.

In some specific embodiments, the inner surface of the facing press plate 262 is provided with a preformed hole 266, the preformed hole 266 corresponds to the second pin hole 160 one by one, a second pin rod is inserted into the preformed hole 266 and the second pin hole 160, and the second pin rod, the preformed hole 266 and the second pin hole 160 are used for limiting the facing press plate 262, so that the facing press plate 262 can vertically move up and down.

Referring to fig. 2, 3, 6, 7, and 8, the second pressure adjusting assembly 270 includes a force adjusting plate 271, a second spring 272, a support plate 273, a support column 274, a moving plate 275, and a second electric cylinder 276, the force adjusting plate 271 is connected to one side of the second pressure sensor 257, specifically, the force adjusting plate 271 is fixedly connected to one side of the second pressure sensor 257 by bolts, two ends of the second spring 272 are connected to one side of the force adjusting plate 271 and one side of the support plate 273, specifically, two ends of the second spring 272 are fixedly connected to one side of the force adjusting plate 271 and one side of the support plate 273 by welding, the support column 274 is mounted to the other side of the support plate 273, specifically, the support column 274 is fixedly mounted to the other side of the support plate 273 by welding, the moving plate 275 is connected to one end of the support column 274, specifically, the moving plate 275 is fixedly connected to one end of the support column 274 by welding, the moving plate 275 is mounted to an output shaft of the second electric cylinder 276, specifically, the moving plate 275 is fixedly mounted to an output shaft of the second electric cylinder by welding, the second electric cylinder 276 is connected to one side of the cover plate 264, specifically, the second electric cylinder 276 is fixedly connected to one side of the cover plate 264 by welding, the second electric cylinder 276 is used for driving the supporting column 274 to move up and down through the moving plate 275, the supporting column 274 drives the force adjusting plate 271 to move up and down, then the supporting plate 273 is driven by the second spring 272 to move up and down, and the pressure of the second spring 272 can be adjusted automatically.

In some embodiments, the cover 264 has a through hole 265 formed on an inner surface thereof, the pillar 274 slidably penetrates through the through hole 265, the moving plate 275 is capable of moving in the cylinder hole 170, the cylinder 261 is in clearance fit with the cylinder hole 170, and the through hole 265 is used for enabling the pillar 274 to move up and down in the cylinder 261 through the cover 264.

The working principle of the device is as follows: when people need to perform an electric reciprocating test on the wear resistance of the cylinder body of the cylinder block, firstly, the external controller controls the cylinder body 210 to extend upwards, the cylinder body 210 can drive the first electric cylinder 230 to move upwards, the first electric cylinder 230 can drive the connecting plate 246 to move upwards through the sensor connecting flange 244 and the first pressure sensor 245, the connecting plate 246 can drive the motor 252 to move upwards through the second threaded rod 251, the motor 252 can drive the thrust ball bearing 253, the first fixing plate 254, the first spring 255, the second fixing plate 256 and the second pressure sensor 257 to move upwards, the second pressure sensor 257 can drive the thrust plate 271, the second spring 272, the supporting plate 273, the support column 274 and the moving plate 275 to move upwards, so that the moving plate 275 is separated from the cylinder hole 170, at the moment, the piston is accurately placed in the cylinder hole 170, and is ensured not to slide out of the cylinder hole 170 when the first electric cylinder 230 moves, and the linear bearing 263 is pressed on the piston, the pressure is compressed and fixed, then the first electric cylinder 230 reciprocates to drive the piston to reciprocate, the first pressure sensor 245 and the second pressure sensor 257 can detect the pressure in real time, so that the work of the piston is simulated to carry out a test, thereby obtaining an accurate wear-resisting performance test result, the motor 252 is opened through an external controller, the motor 252 can drive the second threaded rod 251 to rotate, the second threaded rod 251 can drive the thrust ball bearing 253 and the first fixing plate 254 to move up and down through the threaded hole 247, the pressure of the first spring 255 and the second spring 272 can be automatically adjusted, the second electric cylinder 276 can move up and down through the support plate 274 and the support plate 273 by controlling the extension and retraction of the second electric cylinder 276, the pressure of the first spring 255 and the second spring 272 can be automatically adjusted, thereby achieving the purpose of actually simulating the use working condition of an engine air hole to obtain an accurate wear-resisting performance test result, through the actual operating mode of simulation engine, can improve the accuracy of cylinder block cylinder body wearability test data, make the test result that people obtained accurate, be favorable to people to measure the wearability of cylinder block cylinder body fast.

It should be noted that the specific model specifications of the external controller, the universal wheel 130, the cylinder body 210, the first threaded rod 226, the first electric cylinder 230, the sensor connecting flange 244, the first pressure sensor 245, the second threaded rod 251, the motor 252, the thrust ball bearing 253, the first spring 255, the second pressure sensor 257, the linear bearing 263, the second spring 272, and the second electric cylinder 276 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, and therefore detailed description is omitted.

The power supply and the principle of the external controller, the cylinder body 210, the first electric cylinder 230, the first pressure sensor 245, the motor 252, the second pressure sensor 257 and the second electric cylinder 276 are clear to those skilled in the art and will not be described in detail herein.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. An electric reciprocating test mechanism for the abrasion resistance of a cylinder body is characterized by comprising

The cylinder device (10) comprises an engine main body (110), a first support (120), a universal wheel (130), a second support (140) and a support outer frame (150), wherein one side of the engine main body (110) is provided with a second pin hole (160) and a cylinder hole (170), the first support (120) is connected to the other side of the engine main body (110), the universal wheel (130) is installed on one side of the first support (120), the other side of the universal wheel (130) is clamped to one side of the second support (140), the universal wheel (130) can only move along a sliding way on the second support (140) and cannot move up and down, and the support outer frame (150) is connected to two sides of the second support (140);

reciprocating device (20), reciprocating device (20) includes cylinder body (210), first coupling assembling (220), first electric jar (230), second coupling assembling (240), first pressure regulating subassembly (250), spacing subassembly (260) and second pressure regulating subassembly (270), cylinder body (210) fixed run through in support frame (150) one side, first coupling assembling (220) install in cylinder body (210) output shaft, first electric jar (230) connect in first coupling assembling (220) one side, second coupling assembling (240) install in first electric jar (230) output shaft, first pressure regulating subassembly (250) screw thread run through in second coupling assembling (240), second pressure regulating subassembly (270) install in first pressure regulating subassembly (250) one end, second pressure regulating subassembly (270) sliding connection in within spacing subassembly (260), the limiting assembly (260) is arranged on one side of the engine main body (110).

2. The electric reciprocation test mechanism of cylinder block and cylinder block wear resistance according to claim 1, characterized in that the first connecting assembly (220) comprises a first supporting plate (221), a first supporting lug (222), a first shaft lever (223), a first swinging lever (224) and a first threaded rod (226), the first threaded rod (226) is connected with an output shaft of the cylinder body (210), a threaded groove (225) is formed on one side of the first swinging rod (224), the first threaded rod (226) is in threaded connection with the threaded groove (225), the first shaft lever (223) is installed on both sides of the first swing lever (224), the two ends of the first shaft lever (223) are rotatably connected with the inner side of the first lug (222), the first support lug (222) is mounted on one side of the first support plate (221), and the first electric cylinder (230) is connected to the other side of the first support plate (221).

3. The electric reciprocation test mechanism of cylinder block and cylinder block wear resistance according to claim 1, characterized in that the second connecting assembly (240) comprises a second swing lever (241), a second shaft lever (242), a second lug (243), a sensor connecting flange (244), a first pressure sensor (245) and a connecting plate (246), the second swing rod (241) is installed on the output shaft of the first electric cylinder (230), the second shaft lever (242) is connected to two sides of the second swing rod (241), the two ends of the second shaft lever (242) are rotatably connected with the inner side of the second lug (243), the second lug (243) is installed at one side of the sensor connecting flange (244), the first pressure sensor (245) is connected to the other side of the sensor connection flange (244), the connection plate (246) is mounted on the first pressure sensor (245) side.

4. The electric reciprocating test mechanism for the wear resistance of the cylinder block and the cylinder block as claimed in claim 3, wherein the inner surface of the connecting plate (246) is provided with a first pin hole (248), and one side of the connecting plate (246) is provided with a threaded hole (247).

5. The electric reciprocation test mechanism of cylinder block and cylinder block wear resistance according to claim 4, characterized in that the first pressure regulating assembly (250) comprises a second threaded rod (251), a motor (252), a thrust ball bearing (253), a first fixing plate (254), a first spring (255), a second fixing plate (256) and a second pressure sensor (257), the second threaded rod (251) penetrates through the threaded hole (247) in a threaded manner, the second threaded rod (251) is connected to an output shaft of the motor (252), the motor (252) is arranged on one side of the thrust ball bearing (253), the first fixing plate (254) is connected to the other side of the thrust ball bearing (253), both ends of the first spring (255) are connected to one side of the first fixing plate (254) and one side of the second fixing plate (256), the second pressure sensor (257) is installed at the other side of the second fixing plate (256).

6. The electric reciprocating test mechanism for the wear resistance of the cylinder block and the cylinder block of claim 5, wherein the limiting assembly (260) comprises a cylinder (261), a facing pressing plate (262), a linear bearing (263) and a cover plate (264), the cylinder (261) is inserted into the cylinder hole (170), the cover plate (264) is connected to one side of the cylinder (261), a pin groove (267) is formed in the other side of the cylinder (261), the pin groove (267) corresponds to the first pin hole (248) in a one-to-one manner, a first pin rod is inserted into the pin groove (267) and the first pin hole (248), and the facing pressing plate (262) is sleeved on the outer surface of the cylinder (261) through the linear bearing (263).

7. The electric reciprocating test mechanism for the wear resistance of the cylinder block and the cylinder block as recited in claim 6, wherein the inner surface of the head surface pressure plate (262) is provided with reserved holes (266), the reserved holes (266) correspond to the second pin holes (160) one by one, and second pin rods are inserted into the reserved holes (266) and the second pin holes (160).

8. The electric reciprocating test mechanism for the wear resistance of the cylinder block and the cylinder block as claimed in claim 6, wherein the second pressure regulating assembly (270) comprises a pressure regulating plate (271), a second spring (272), a support plate (273), a support post (274), a moving plate (275) and a second electric cylinder (276), the pressure regulating plate (271) is connected to one side of the second pressure sensor (257), two ends of the second spring (272) are connected to one side of the pressure regulating plate (271) and one side of the support plate (273), the support post (274) is installed at the other side of the support plate (273), the moving plate (275) is connected to one end of the support post (274), the moving plate (275) is installed at an output shaft of the second electric cylinder (276), and the second electric cylinder (276) is connected to one side of the cover plate (264).

9. The electric reciprocating test mechanism for the wear resistance of the cylinder block and the cylinder block as recited in claim 8, wherein a through hole (265) is formed in the inner surface of the cover plate (264), and the support column (274) is slidably inserted through the through hole (265).

10. The electrical reciprocating testing mechanism of the wear resistance of the cylinder block and the cylinder block as claimed in claim 8, wherein the moving plate (275) is movable in the cylinder hole (170), and the cylinder (261) is clearance-fitted with the cylinder hole (170).

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