CN217637783U

CN217637783U - Testing arrangement that engine torque was markd

Info

Publication number: CN217637783U
Application number: CN202221502145.8U
Authority: CN
Inventors: 卢铭
Original assignee: Guangxi Yuchai Machinery Co Ltd
Current assignee: Guangxi Yuchai Machinery Co Ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2022-10-21
Anticipated expiration: 2032-06-14

Abstract

The utility model discloses a testing arrangement that engine torque was markd belongs to engine technical field, has solved engine torque and has markd inefficiency, has the problem of potential safety hazard. The device includes the torque sensor who is connected with engine crankshaft, the torque sensor other end be connected with first connecting piece, first connecting piece in peg graft and have the pivot, first connecting piece on peg graft and have the pin of radial arrangement pin one end extend and insert in the pivot, the pin other end be connected with the moment of torsion measuring head, the first electric connection of moment of torsion measuring head have the moment of torsion apparatus, the pivot other end be equipped with rather than the perpendicular bracing piece of being connected, the bracing piece other end be connected with the chassis that is used for holding the weight. The utility model discloses a testing arrangement that engine moment of torsion was markd can realize the quick demarcation to engine moment of torsion, and is safe high-efficient, greatly reduced workman intensity of labour has convenient to use, characteristics that the practicality is strong.

Description

Testing arrangement that engine torque was markd

Technical Field

The utility model relates to the technical field of engines, especially, relate to a testing arrangement that engine torque was markd.

Background

The engine torque is calibrated by a conventional calibration method, wherein a torque instrument is installed at the output end of an engine crankshaft, and the torque instrument is manually pulled to display the rotation torque of the crankshaft, so that the rotation torque of the engine is obtained. The method for reading the torque sensor by manually installing the torque instrument and manually pulling the torque instrument can really estimate the torque value of the rotation of the crankshaft of the engine, but the method adopts manual operation, has low calibration efficiency, cannot follow up the rapid production rhythm, cannot meet the requirement of mass production, and has the disadvantages of high labor intensity and easy occurrence of safety accidents due to the manual pulling of the torque instrument by workers.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is not enough to the above-mentioned of prior art, provides a testing arrangement that engine torque was markd, can realize the quick demarcation to engine torque, and is safe high-efficient, greatly reduced workman intensity of labour, have convenient to use, characteristics that the practicality is strong.

The utility model adopts the technical proposal that: the utility model provides a testing arrangement that engine torque was markd, includes the torque sensor who is connected with engine crankshaft, the torque sensor other end be connected with first connecting piece, first connecting piece in peg graft and have the pivot, first connecting piece on peg graft and have the pin of radial arrangement pin one end extend and insert in the pivot, the pin other end be connected with the moment of torsion measuring head, the first electric connection of moment of torsion measuring head have the moment of torsion apparatus, the pivot other end be equipped with rather than the perpendicular bracing piece of being connected, the bracing piece other end be connected with the chassis that is used for holding the weight.

As a further improvement, the lower end of the torque measuring head is connected with a mounting base.

Further, a fixing block used for fixing the lower end of the torque measuring head is arranged between the torque measuring head and the mounting base, the fixing block is in threaded connection with the torque measuring head, and the fixing block is mounted on the mounting base.

Furthermore, a coupler is arranged between the engine and the torque sensor, one end of the coupler is connected with the output end of the engine, and the other end of the coupler is connected with the torque sensor.

Further, the base plate is connected with the supporting rod through a plurality of ropes.

Furthermore, an intermediate connector is arranged between the support rod and the rotating shaft, one end of the intermediate connector is connected with the rotating shaft, the other end of the intermediate connector is connected with a connecting shaft, and the connecting shaft is perpendicularly connected with the support rod.

Furthermore, the support rod is detachably connected with the connecting shaft through a bolt.

Advantageous effects

Compared with the prior art, the utility model, have following advantage:

the utility model discloses a testing arrangement that engine torque was markd, block the pivot through the pin earlier and can't rotate, place the weight of certain numerical value to in the chassis, the produced moment of torsion of weight will be used in torque sensor, also pass through the pin with this moment of torsion simultaneously, the moment of torsion measuring head shows on torque meter's display screen, display value and torque sensor's measured value through contrast torque meter, can inspect whether torque sensor really demonstrates the torque value of engine crankshaft at the rotation in-process, then through placing different weights, the moment of torsion that can launch marks fast, the efficiency of verification has been improved, this structural installation is simple, high durability and convenient operation, and convenient use has, wide characteristics of application scope.

Drawings

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

fig. 2 is an enlarged schematic view of the side view structure of the present invention.

Wherein: the torque measuring device comprises an engine 1, a torque sensor 2, a first connecting piece 3, a rotating shaft 4, a middle connector 5, a connecting shaft 6, a supporting rod 7, a chassis 8, a pin 9, a torque measuring head 10, a fixing block 11, a mounting base 12, a torque measuring instrument 13, a coupler 14, a bolt 15, a rope 16 and a weight 17.

Detailed Description

The invention will be further described with reference to specific embodiments shown in the drawings.

Referring to fig. 1-2, the present invention relates to a testing device for engine torque calibration, which comprises a torque sensor 2 connected to a crankshaft of an engine 1, a first connecting member 3 connected to the other end of the torque sensor 2, a rotating shaft 4 inserted in the first connecting member 3, a radially arranged pin 9 inserted in the first connecting member 3, one end of the pin 9 extending into the rotating shaft 4, a torque measuring head 10 connected to the other end of the pin 9, a torque measuring instrument 13 electrically connected to the torque measuring head 10, a supporting rod 7 vertically connected to the other end of the rotating shaft 4, a chassis 8 connected to the other end of the supporting rod 7 for holding weights, a mounting base 12 for mounting the torque sensor 2 to a predetermined position, a pin 9 inserted in the first connecting member 3, and a pin 9 connected to the torque measuring head 10, then, the communication cable connected with the torque measuring head 10 is used for electrifying the torque measuring instrument 13, if the display screen of the torque measuring instrument is displayed as 0N.m, the current engine 1 has no torque output, if the display screen is not 0, whether the relevant connecting parts are blocked or not is detected, the blockage situation is eliminated, the display value is ensured to be in a reasonable range, if the display screen is 0.003N.m, a zero clearing key is pressed, then the reset is pressed, after the debugging is finished, 1Kg of weight 17 is placed on the chassis 8, the rotation cannot be realized because the pin 9 blocks the rotating shaft 4, the torque generated by the 1Kg of weight acts on the torque sensor 2 and is displayed on the monitoring interface of the control system, meanwhile, the torque is displayed on the display screen of the torque measuring instrument 13 through the pin 9 and the torque measuring head 10, and the display value of the torque measuring instrument 13 is compared with the measurement value of the torque sensor 2, if the display values of the two are very close to or the same with each other, the calibration value of the torque generated by the 1Kg weight 17 is in accordance with the process requirements, or the torque value output by the engine crankshaft in the rotating process can be collected and really displayed by the control system, and then the torque of the engine is calibrated by continuously overlapping the weights 17 with various specifications and the torque sensor 2 after verification.

Preferably, the lower end of the torque measuring head 10 is connected to a mounting base 12 for facilitating the mounting of the torque measuring head 10 to a predetermined position.

Further, be equipped with between torque measurement head 10 and the installation base 12 and be used for fixed torque measurement head 10 lower extreme fixed block 11, fixed block 11 and torque measurement head 10 threaded connection, fixed block 11 installs on installation base 12, and torque measurement head 10 is convenient for install on base 12 through dismantling the connection.

Further, a coupler 14 is arranged between the engine 1 and the torque sensor 2, one end of the coupler 14 is connected with the output end of the engine 1, and the other end of the coupler 14 is connected with the torque sensor 2, so that the output end of the engine 1 is connected with the torque sensor 2.

Further, the chassis 8 and the support rod 7 are connected by a plurality of ropes 16 for mounting the chassis 8, so that the generated gravity can completely act on the support rod 7 after the weight 17 is mounted on the chassis 8.

Further, be equipped with intermediate junction ware 5 between bracing piece 7 and the pivot 4, intermediate junction ware 5 one end is connected with pivot 4, and the intermediate junction ware 5 other end is connected with connecting axle 6, and connecting axle 6 is connected with bracing piece 7 is perpendicular, and intermediate junction ware 5 is used for can linking together between bracing piece 7 and the pivot 4 to alright test.

Further, the support rod 7 is detachably connected with the connecting shaft 6 through a bolt 15, so that the support rod 7 can be conveniently installed and detached.

When the testing device for calibrating the engine torque is used, the mounting base 12 is firstly mounted at a specified position, then the pin 9 is inserted into the first connecting piece 3, then the pin 9 is connected with the torque measuring head 10, next, the communication cable of the torque measuring head 10 is connected, a weight 17 of 1Kg is placed on the chassis 8, the pin 9 is clamped with the rotating shaft 4 and cannot rotate, the torque generated by the weight of 1Kg acts on the torque sensor 2 and is displayed on the monitoring interface of a control system, meanwhile, the torque is displayed on the display screen of the torque measuring instrument 13 through the pin 9 and the torque measuring head 10, if the displayed value of the torque measuring instrument 13 and the measured value of the torque sensor 2 are very close to or identical, the calibrated value of the torque generated by the weight 17 of 1Kg meets the process requirements, or the torque value output by the crankshaft of the engine in the rotating process can be collected and really displayed by the control system, and then the weights 17 of various specifications are continuously superposed, and the engine torque is calibrated through the verified torque sensor 2. The utility model discloses a testing arrangement that engine moment of torsion was markd can realize the quick demarcation to engine moment of torsion, and is safe high-efficient, greatly reduced workman intensity of labour has convenient to use, characteristics that the practicality is strong.

The above is only the preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility model and the utility of the patent.

Claims

1. The utility model provides a testing arrangement that engine torque markd, characterized in that includes torque sensor (2) of being connected with engine (1) bent axle, torque sensor (2) other end be connected with first connecting piece (3), first connecting piece (3) in peg graft and have pivot (4), first connecting piece (3) on peg graft and have radially arranged pin (9), pin (9) one end extend and insert on pivot (4), the pin (9) other end be connected with moment of torsion survey head (10), moment of torsion survey head (10) electric connection have moment of torsion survey appearance (13), the pivot (4) other end be equipped with bracing piece (7) rather than perpendicular connection, bracing piece (7) other end be connected with chassis (8) that are used for holding the weight.

2. The test device for the calibration of the engine torque as recited in claim 1, characterized in that the lower end of the torque measuring head (10) is connected with a mounting base (12).

3. The test device for the engine torque calibration according to claim 2, wherein a fixing block (11) for fixing the lower end of the torque measuring head (10) is arranged between the torque measuring head (10) and the mounting base (12), the fixing block (11) is in threaded connection with the torque measuring head (10), and the fixing block (11) is mounted on the mounting base (12).

4. The test device for engine torque calibration according to claim 1, wherein a coupling (14) is arranged between the engine (1) and the torque sensor (2), one end of the coupling (14) is connected with the output end of the engine (1), and the other end of the coupling (14) is connected with the torque sensor (2).

5. The test device for engine torque calibration according to claim 1, wherein the chassis (8) is connected with the support rod (7) through a plurality of ropes (16).

6. The test device for the engine torque calibration according to claim 1, wherein an intermediate connector (5) is arranged between the support rod (7) and the rotating shaft (4), one end of the intermediate connector (5) is connected with the rotating shaft (4), the other end of the intermediate connector (5) is connected with a connecting shaft (6), and the connecting shaft (6) is vertically connected with the support rod (7).

7. The test device for the calibration of the torque of the engine as claimed in claim 6, wherein the support rod (7) is detachably connected with the connecting shaft (6) through a bolt (15).