CN206945452U - A kind of Dining tool heavy burden testing machine - Google Patents

Abstract

The utility model discloses a load-bearing testing machine for tableware, which comprises: a base platform, which has a detachable platform panel, and the platform panel is used to place samples of tableware; a load moving fork mechanism, which has a The load column on the base platform and the load moving fork that moves up and down along the load column; the load plate moving fork mechanism, which has a load plate column standing on the base platform and moves up and down along the load plate column the load plate moving fork; the load plate displacement sensor, which is used to sense the movement change of the load plate move fork; the load plate pressure sensor, which is used to sense the bearing pressure change of the load plate move fork; and, the load The pressure sensor is used for sensing the pressure change of the load moving fork. The utility model has the advantages of providing an automatic detection device, which greatly improves the detection work efficiency, reduces the error rate, and reduces technical disputes.

Description

A tableware load testing machine

technical field

The utility model relates to a tableware load testing machine.

Background technique

At present, there are no domestic and foreign standards that directly address GB 18006.1-2009 "General Technical Requirements for Plastic Disposable Tableware", QB/T 2341-1997 "Paper Lunch Boxes", QB/T 2898-2007 "Table Paper Products", GB/T T 27589-2011 "Paper Lunch Box" and other load-bearing performance testing machines, similar to the following categories:

1. Push-pull force testing machine: not for the load-bearing performance test of GB 18006.1-2009 "General Technical Requirements for Plastic Disposable Tableware" and other standards, it is mostly used for other fixed-style samples, such as plastic films, sheets, metals, etc., if used For disposable tableware, there are problems such as insufficient conditions and the need for programming;

2. Product load testing machine: For the load testing of some specific products, such as rollers, chandeliers, cardboard boxes, etc., the software and hardware of these testing machines are designed for specific products and cannot be used for tableware.

It is difficult for the above instruments to realize the load-bearing performance detection of disposable tableware.

Utility model content

The purpose of the utility model is to overcome the problem in the prior art of specially testing the load-bearing performance of disposable tableware, and provide a new type of tableware load-bearing test machine.

In order to achieve this purpose, the technical solution of the present utility model is as follows: A tableware load-bearing testing machine includes,

The base platform has a detachable platform panel, on which the tableware samples are placed;

a load moving fork mechanism having a load column standing on the base platform and a load moving fork moving up and down along the load column;

The load plate moving fork mechanism has a load plate column standing on the base platform and a load plate moving fork that moves up and down along the load plate column, the load plate moving fork is opposite to the load moving fork up and down, Wherein, the moving fork of the loading plate is on the upper side, and the moving fork of the load is on the lower side;

a load plate displacement sensor, which is used to sense the movement change of the load plate moving fork;

a load plate pressure sensor, which is used to sense the pressure change of the load plate moving fork and/or trigger timing (or alarm); and,

The load pressure sensor is used to sense the pressure change of the load moving fork and/or trigger timing (or alarm).

As a preferred solution of a tableware load testing machine, the moving fork of the loading plate has a moving snap ring of the loading plate, a frame-shaped support frame, and a telescopic rod of the loading plate connecting the moving snap ring of the loading plate and the frame-shaped support frame , the moving snap ring of the bearing plate is movably placed on the column of the bearing plate. Further, the moving snap ring of the carrier, the frame-shaped support frame and the telescopic rod of the carrier are all on the same horizontal plane.

As a preferred solution of the load-bearing testing machine for tableware, the supporting plate column is provided with a supporting plate limiting snap ring, which is used to limit the maximum range of the moving fork of the supporting plate to move up and down. Further, the load plate limit snap ring includes an upper load plate limit snap ring and a lower load plate limit snap ring, and the load plate moving snap ring is located between the upper load plate limit snap ring and the lower load plate. Between the limit snap rings of the bearing plate. Furthermore, both the upper load plate limit snap ring and the lower load plate limit snap ring can be adjusted up and down.

As a preferred solution of the load-bearing testing machine for tableware, the moving fork mechanism of the carrying plate further has a carrying plate placed on the moving fork of the carrying plate.

As a preferred solution of a tableware load-bearing testing machine, the load moving fork has a load moving snap ring, a load hanging ring and a load telescopic rod connecting the load moving snap ring and the load hanging ring, and the load moving snap ring The ring is movably placed on the load column, and the load hanging ring is used for hanging the weight load. Further, the load moving snap ring, the load hanging ring and the load telescopic rod are all on the same horizontal plane.

As a preferred solution of the load-bearing testing machine for tableware, the load column is provided with a load limiting snap ring, which is used to limit the maximum amplitude of the up and down movement of the load moving fork. Further, the load limit snap ring includes an upper load limit snap ring and a lower load limit snap ring, and the load movement snap ring is located between the upper load limit snap ring and the lower load limit snap ring. between. Furthermore, both the upper load limiting snap ring and the lower load limiting snap ring can be adjusted up and down.

As a preferred solution of the tableware load testing machine, the number of the load plate displacement sensor can be 1 or more, such as 2, 3, 4, etc., and the load plate displacement sensor surrounds the tableware sample The drop zone setting for . In addition, the platform panel can be replaced, so should these sensors be replaced along with the platform panel? If no replacement is required, a window can be provided on the platform panel, and the load plate displacement sensor is located in the exposed area of the window . Alternatively, the load plate displacement sensor is located directly below some specific points of the load plate moving fork, these specific points are provided with through holes, the load plate displacement sensor is placed in the through holes, and detects the load through the through holes. The movement of the carrier plate moving fork.

As a preferred solution of the tableware load testing machine, the load moving fork mechanism also has a weight load placed on the load moving fork.

As a preferred solution of the load-bearing testing machine for tableware, the load-moving fork is correspondingly provided with a vertical ruler to read the movement of the load-moving fork.

As a preferred solution of the tableware load-bearing testing machine, the base platform has a display control screen. The display control screen can be a touch screen or a keypad with a display screen, or an external computer, which is convenient for setting parameters and reading or exporting data.

As a preferred solution of the tableware load-bearing testing machine, the base platform is further provided with a level gauge, which is used to detect whether the platform panel is level.

As a preferred solution of the tableware load-bearing testing machine, the base platform is also provided with adjusting feet for adjusting its height so that the platform panel can be leveled.

Compared with the prior art, the utility model has at least the advantages of providing an automatic detection device, which greatly improves the detection work efficiency, reduces the error rate, and reduces technical disputes. In addition, the moving fork of the loading plate also has the function of safety. If the tableware sample collapses, the loading plate can fall on the moving fork of the loading plate, and the moving fork has an edge baffle to prevent the loading plate from being drawn out, and the load weight can be lifted On the load moving fork, so that none will fall, avoiding experiment hazards.

Description of drawings

Fig. 1 is a schematic structural view of an embodiment of the utility model.

Fig. 2 is a structural schematic diagram of a weight load in an embodiment of the present invention.

Fig. 3 is a schematic structural view of the moving fork of the load plate in an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a load transfer fork in an embodiment of the present invention.

detailed description

The utility model will be described in further detail below through specific embodiments in conjunction with the accompanying drawings.

Please refer to Figures 1 to 4, which show a load-bearing testing machine for tableware. Its structure is mainly composed of base platform 1, load moving fork mechanism 2, load plate moving fork mechanism 3, load plate displacement sensor 12, load plate pressure sensor 6 and load pressure sensor 7 and other components.

The base platform 1 has a detachable platform panel 10 . According to the needs of the test, technicians can replace the platform panel 10 made of different materials (eg, glass, stainless steel, etc.). It should be noted that the platform panel 10 and the zero point of the bearing plate displacement sensor 12 should be kept on the same plane every time they are replaced. The platform panel 10 has a central positioning mark 13 at its central position. In this embodiment, the central positioning mark 13 is a cross-line. During the test, the tableware sample 5 is placed on the center positioning mark 13 on the platform panel 10 . There is a display control panel 11 on the base platform 1 . The display control panel 11 can be a touch screen or a keypad with a display screen, or an external computer, which is convenient for setting parameters and reading or exporting data. There is also a spirit level on the base platform 1 . The spirit level is used to display whether the platform panel 10 is level. If the platform panel 10 is in a non-horizontal state, the height of the platform panel 10 can be adjusted through the adjustment feet provided on the base platform 1 , so as to make the platform panel 10 level.

The load moving fork mechanism 2 has a load column 21 standing on the base platform 1, a load moving fork moving up and down along the load column 21, a weight load 25 placed on the load moving fork, a load Servo motor and load power transmission system. The load moving fork has a load moving snap ring 22 , a load hanging ring 23 and a load telescopic rod 24 connecting the load moving snap ring 22 and the load hanging ring 23 . The load moving snap ring 22 , the load hanging ring 23 and the load telescopic rod 24 are all on the same horizontal plane. The load hanging ring 23 is used for hanging the weight load 25 . The load column 21 can be a single column or a double column. In order to limit the moving range of the load moving fork, the load column 21 also has an upper load limiting snap ring 26 and a lower load limiting snap ring 27 . The load moving snap ring 22 is located between the upper load limiting snap ring 26 and the lower load limiting snap ring 27, so as to avoid excessive movement of the load moving fork and cause collision. In this embodiment, both the upper load limit snap ring 26 and the lower load limit snap ring 27 have adjustment knobs. By controlling the adjusting knob to be tightened or loosened, the upper load limiting snap ring 26 and the lower load limiting snap ring 27 can be moved up and down, thereby adjusting the moving range of the load moving fork.

The weight load 25 can be replaced with a weight of required quality, the load hanging ring 23 can be opened for replacing the weight load 25, and can ensure that the weight load 25 will not slip out after closing. By adjusting the length of the load telescopic rod 24, the center drop position of the weight load 25 is adjusted.

The load moving fork is correspondingly provided with a vertically arranged long ruler 4, which can be used for manual reading to know the moving situation of the load moving fork.

The load plate moving fork mechanism 3 has a load plate column 31 standing on the base platform 1, a load plate moving fork that moves up and down along the load plate column 31, and a load bearing plate placed on the load plate moving fork. Plate 38, the bearing plate servo motor and the bearing plate power transmission system. The load moving fork is located below the load moving fork. The moving fork of the load plate has a load plate moving snap ring 32, a frame-shaped support frame 35 and a load plate telescopic rod 34 connecting the load plate move snap ring 32 and the frame-shaped support frame 35. Ring 32 is movably placed on said carrier plate upright. The moving snap ring 32 of the carrier, the frame-shaped supporting frame 35 and the telescopic rod 34 of the carrier are all on the same horizontal plane. There is a telescopic adjustment device on the frame-shaped supporting frame 35, which can adjust the size according to the area of the bearing plate. The supporting board column 31 may be a single column or a double column. In order to limit the moving range of the moving fork of the loading plate, the loading plate column 31 also has an upper loading plate limiting snap ring 36 and a lower loading plate limiting snap ring 37 . The carrying plate is located between the upper carrying plate limit snap ring 36 and the lower carrying plate limit snap ring 37, so as to avoid excessive movement of the carrying plate moving fork and cause collision. In this embodiment, adjustment knobs are provided on the upper load plate limit snap ring 36 and the lower load plate limit snap ring 37 . By controlling the adjusting knob to be tightened or loosened, the upper load plate limit snap ring 36 and the lower load plate limit snap ring 37 can be moved up and down, thereby adjusting the moving range of the load plate moving fork.

The load plate displacement sensor 12 is used to sense the movement change of the load plate. The load plate displacement sensor 12 is placed on the base platform 1 . The number of the bearing plate displacement sensors 12 is four, which respectively correspond to the four corner positions of the bearing plate. In other embodiments, in addition, the platform panel can be replaced, so whether these sensors should be replaced along with the platform panel, if no replacement is required, a window can be provided on the platform panel, and the load plate displacement sensor 12 is located in the area where the window is exposed. Alternatively, the load plate displacement sensor 12 is located directly below some specific points of the load plate moving fork, these specific points are provided with through holes, and the load plate displacement sensor 12 is placed in the through holes to detect The carrier plate moves the movement of the fork.

According to the needs of the test, technicians can replace the carrier plate of different materials (such as glass, stainless steel, etc.). The carrier plate can also be removed. In the absence of the carrying plate, it is possible to independently test whether the weight of the tableware sample collapses.

The carrying plate pressure sensor 6 is located between the carrying plate and the moving fork of the carrying plate. The bearing plate pressure sensor 6 is used to sense the pressure change of the bearing plate and/or trigger timing (or alarm). In this embodiment, the number of the bearing plate pressure sensors 6 is corresponding to the four corner positions of the bearing plate.

The load pressure sensor 7 is located between the weight load 25 and the load moving fork. The load pressure sensor 7 is used to sense the pressure change of the load moving fork and/or trigger timing (or alarm).

Principle of use:

Referring to the traditional manual detection method of tableware, the sample tableware is placed on the base platform 1 first, and then the moving fork of the carrying plate is moved, and the gravity of the carrying plate acts on the tableware. Then, the load moving fork is moved, and the gravity of the load weight acts on the tableware sample. Finally, the displacement information and pressure information are acquired through the bearing plate displacement sensor 12 and the pressure sensor. It is not difficult to see that the automatic load-bearing performance test is realized by controlling the precise up and down movement of the bearing plate and the load weight by the servo motor. By changing the mass of the weight, the load requirements of different weights can be achieved, the standard coverage can be expanded, and the mass error is less than 0.1g. The displacement of the bearing plate 38 is precisely measured by the bearing plate displacement sensor 12 to improve measurement precision and accuracy, and the dimensional error is less than 1 mm. Through the load plate pressure sensor 6 on the load plate moving fork, it is possible to accurately monitor the detachment time of the load plate and the load weight. By adjusting the size of the moving fork of the carrying plate, the placement of carrying glass plates of different sizes can be realized, the scope of application of the standard can be expanded, and the size requirements of current relevant standard load-bearing items can be completely covered. The loading time is precisely controlled by the built-in clock, and the time error is less than 0.1s. The safety and stability of the bearing plate and the weight load 25 are ensured by moving the fork and the closing device, and the control system can be used for alarm and emergency braking; and the built-in microcomputer can quickly and accurately display the results.

The above only expresses the embodiment of the utility model, and its description is relatively specific and detailed, but it should not be understood as limiting the scope of the utility model patent. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (10)

1. A kind of 1. Dining tool heavy burden testing machine, it is characterised in that include,

   Base platform, it has a detachable platform panel, putting Dining tool sample on the platform panel；

   Load shift fork mechanism, it, which has, stands on the load column on the base platform and is moved down along on the load column Dynamic load shift fork；

   Loading plate shift fork mechanism, it has the loading plate column that stands on the base platform and along the loading plate column The loading plate shift fork moved up and down, the loading plate shift fork and the load shift fork are relative up and down；

   Loading plate displacement transducer, it is sensing the change in displacement of the loading plate shift fork；

   Loading plate pressure sensor, it bears pressure change to sense the loading plate shift fork；And

   Load pressure sensor, it bears pressure change to sense the load shift fork.
2. 2. a kind of Dining tool heavy burden testing machine according to claim 1, it is characterised in that the loading plate shift fork has The loading plate of loading plate movement snap ring, frame shape bearing support and connection loading plate the movement snap ring and the frame shape bearing support stretches Bar, the loading plate movement snap ring are actively placed on the loading plate column.
3. 3. a kind of Dining tool heavy burden testing machine according to claim 1, it is characterised in that have on the loading plate column Loading plate limited location snap ring, amplitude peak is moved up and down for limit the loading plate shift fork.
4. 4. a kind of Dining tool heavy burden testing machine as claimed in any of claims 1 to 3, it is characterised in that described to hold Support plate shift fork mechanism also has the loading plate being placed on the loading plate shift fork.
5. 5. a kind of Dining tool heavy burden testing machine according to claim 1, it is characterised in that the load shift fork has negative Lotus movement snap ring, load link and the connection load movement snap ring and the load expansion link of the load link, the load Mobile snap ring is actively placed on the load column, and the load link is hanging counterweight load.
6. 6. a kind of Dining tool heavy burden testing machine according to claim 1, it is characterised in that have on the load column negative Lotus limited location snap ring, amplitude peak is moved up and down to limit the load shift fork.
7. 7. a kind of Dining tool heavy burden testing machine according to any one in claim 1,5 or 6, it is characterised in that described Load shift fork mechanism also has the counterweight load being placed on the load shift fork.
8. 8. a kind of Dining tool heavy burden testing machine according to claim 1, it is characterised in that the load shift fork is corresponding with The ruler being vertically arranged, to read the displacement of the load shift fork.
9. 9. a kind of Dining tool heavy burden testing machine according to claim 1, it is characterised in that have on the base platform aobvious Show control flow.
10. 10. a kind of Dining tool heavy burden testing machine according to claim 1, it is characterised in that also have on the base platform There is level meter, it is whether horizontal to detect the platform panel；The base platform is additionally provided with adjusting foot stand, to enter to it The regulation of row height, so that the platform panel reaches horizontal.