CN111829881A - Measuring equipment for detecting quality of plastic chair - Google Patents
Measuring equipment for detecting quality of plastic chair Download PDFInfo
- Publication number
- CN111829881A CN111829881A CN202010760841.8A CN202010760841A CN111829881A CN 111829881 A CN111829881 A CN 111829881A CN 202010760841 A CN202010760841 A CN 202010760841A CN 111829881 A CN111829881 A CN 111829881A
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- cavity
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- fixedly connected
- chair
- measuring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/30—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring roughness or irregularity of surfaces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a measuring device for detecting the quality of a plastic chair, which comprises a main box body, wherein a pressing block cavity is arranged in the main box body, the right side of the pressing block cavity is communicated with an overturning cavity with a right opening, the lower side of the pressing block cavity is communicated with a measuring cavity which is communicated with the front and the back, the left wall and the right wall of the pressing block cavity are connected with a pressing block in a vertical sliding manner, the pressing block is provided with a pressing block mechanism which extends into the overturning cavity and is used for measuring the strength of the plastic chair, the upper wall and the lower wall of the measuring cavity are fixedly connected with a guide slide rod with the top end inclined towards the left, the lower wall of the measuring cavity is communicated with a motor cavity, the lower wall of the motor cavity is an inclined surface, and the inclined part wall is fixedly connected with a screw motor. The strength of each part of the chair is ensured.
Description
Technical Field
The invention relates to the technical field of measuring instruments, in particular to a measuring device for detecting the quality of a plastic chair.
Background
In our daily life, chairs are indispensable furniture, and in some occasions requiring frequent movement of chairs, light plastic chairs are obviously favored, but plastic chairs are generally formed by molds, and the internal quality after forming is inconvenient to measure, so if the forming mold of the chair is not in good progress, the chair is low in strength and rough in surface, the chair is not high in strength, is easy to break, and falls down to hurt people, and the rough in surface of the chair can scratch the skin of people. The existing plastic detection equipment is difficult to detect the large-sized parts of the chair and detect the strength of the whole chair and the connecting plate. The present invention sets forth a device that solves the above problems.
Disclosure of Invention
The technical problem is as follows: the conventional plastic detection equipment is difficult to detect the large-sized parts of the chair and the strength of the chair.
For solving the above-mentioned problem, this example has designed a measuring equipment who detects plastics chair quality, the measuring equipment who detects plastics chair quality of this example, including the main tank body, be equipped with the briquetting chamber in the main tank body, briquetting chamber right side intercommunication is equipped with the upset chamber of opening right, the measurement chamber that link up around briquetting chamber downside intercommunication is equipped with, sliding connection has the briquetting about the wall of briquetting chamber about, be equipped with on the briquetting and extend to the briquetting mechanism that the upset intracavity is used for measuring the intensity of plastics chair, the slide bar that leads of wall fixedly connected with top leanleft side about measuring the chamber about, it is equipped with the motor chamber to measure chamber lower wall intercommunication, motor chamber lower wall is inclined plane and inclined part wall fixedly connected with screw motor, screw motor up end power connection has upwards to measure the screw rod in the intracavity, the outer disc of screw rod thread connection have with slide bar outer disc about slide connection be used for carrying out the chair for plastics chair and carry out the screw motor Measurement mechanism that size detected, it just is located to measure the chamber lower wall motor chamber right side intercommunication is equipped with the response chamber, be equipped with response mechanism in the response chamber, measure chamber lower wall fixedly connected with fixed plate, the fixed plate up end is equipped with the connecting plate detection mechanism who is used for detecting the connecting plate intensity between the plastics chair.
Preferably, briquetting mechanism include with terminal surface fixed connection's cushion under the briquetting, the articulated piece of briquetting up end fixedly connected with, articulated piece rear side articulates there is the hinge bar, the hinge bar front side articulates there is to be located articulated piece upside and extend right to the pendulum rod of upset intracavity, just be located in the pendulum rod the hinge bar right side rotates be connected with back wall fixed connection's back shaft before the briquetting chamber, upset chamber upper wall intercommunication is equipped with hydraulic pressure chamber, hydraulic pressure chamber upper wall fixedly connected with hydraulic pump, hydraulic pump downside intercommunication be equipped with back wall fixed connection's pneumatic cylinder before the hydraulic pressure chamber, be equipped with the piston chamber of opening decurrent in the pneumatic cylinder, sliding connection downwardly extending about piston chamber lower wall just can promote in the upset chamber the push rod of pendulum rod.
Preferably, the measuring mechanism comprises a detecting block in threaded connection with the outer circular surface of the screw, the right end face of the detecting block is fixedly connected with a telescopic block, the front end face of the detecting block is provided with a counting cavity with a forward opening and a through up and down opening, the left wall and the right wall of the counting cavity are communicated and provided with two pressure gauge cavities, the pressure gauge cavities are close to one side wall of the counting cavity and are connected with pressure heads extending into the counting cavity in a left-right sliding mode, one end of each pressure head, which is positioned in the corresponding pressure gauge cavity, is fixedly connected with springs which are fixedly connected with the pressure gauge cavity, which are in a vertical symmetry mode, one end of each pressure gauge, which is close to the corresponding pressure gauge cavity, is fixedly connected with a pressure gauge between the upper spring and the lower spring and the front wall and the rear wall of the corresponding pressure gauge cavity, the pressure gauge is connected with an instrument for detecting numerical values, one end, the observation block left end face just is located flexible piece front side is equipped with the camera.
Preferably, the response mechanism include by the chair bedplate that the cushion compressed tightly, four chair supports of terminal surface fixedly connected with under the chair bedplate, be connected with four chair connecting plates between the chair support, sliding connection has the backup pad about the wall about the response chamber, the backup pad up end is equipped with the ascending support chamber of opening, terminal surface fixedly connected with bilateral symmetry's response spring under the backup pad, the response spring lower extreme with response chamber lower wall fixed connection controls between the response spring with response chamber lower wall fixedly connected with response piece.
Preferably, the connecting plate detection mechanism comprises a detection motor arranged on the upper end face of the fixed plate, the power connection of the front end face of the detection motor is provided with a bidirectional screw, the tail end of the front side of the bidirectional screw is rotatably connected with a limiting plate fixedly connected with the front end of the upper end face of the fixed plate, the front and back symmetrical threads of the outer circular face of the bidirectional screw are connected with a sliding plate, the rear side of the outer circular face of the bidirectional screw is fixedly connected with a right side pressure head on the right side of the front end face of the sliding plate, and the front side.
The invention has the beneficial effects that: the invention measures the thickness of the chair and checks whether the chair surface has larger forming defects by monitoring the numerical fluctuation of the pressure gauges on the left side and the right side, simultaneously sets the strength detection of the chair connecting plate, ensures the strength of each part of the chair, detects the compressive strength of the whole chair by the automatic rising and falling pressing block, and avoids that inferior-quality products generated by insufficient strength of the plastic chair after forming flow into the market.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of the overall structure of a measuring apparatus for measuring the mass of a plastic chair according to the present invention;
FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;
FIG. 3 is a schematic view of the structure in the direction "B-B" of FIG. 1;
FIG. 4 is an enlarged view of the structure of "C" of FIG. 1;
fig. 5 is an enlarged view of the structure of "D" of fig. 3.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a measuring device for detecting the quality of a plastic chair, which comprises a main box body 11, wherein a pressing block cavity 12 is arranged in the main box body 11, the right side of the pressing block cavity 12 is communicated with an overturning cavity 13 with a right opening, the lower side of the pressing block cavity 12 is communicated with a measuring cavity 51 which is communicated with the front and the back, the left and the right walls of the pressing block cavity 12 are vertically and slidably connected with a pressing block 22, the pressing block 22 is provided with a pressing block mechanism 101 which extends into the overturning cavity 13 and is used for measuring the strength of the plastic chair, the upper wall and the lower wall of the measuring cavity 51 are fixedly connected with a guide slide rod 24 with the top end inclined towards the left, the lower wall of the measuring cavity 51 is communicated with a motor cavity 31, the lower wall of the motor cavity 31 is an inclined plane, a screw rod motor 32 is fixedly connected with the inclined part wall, the upper end face of the screw rod motor 32 is dynamically connected with a screw rod 33 which extends Survey measuring mechanism 102, it just is located to measure chamber 51 lower wall motor chamber 31 right side intercommunication is equipped with response chamber 26, be equipped with response mechanism 103 in the response chamber 26, measure chamber 51 lower wall fixedly connected with fixed plate 46, fixed plate 46 up end is equipped with connecting plate detection mechanism 104 that is used for detecting the connecting plate intensity between the plastics chair.
Advantageously, the briquetting mechanism 101 comprises a cushion 23 fixedly connected with the lower end face of the briquetting 22, the upper end surface of the pressing block 22 is fixedly connected with a hinge block 36, the rear side of the hinge block 36 is hinged with a hinge rod 37, the front side of the hinge rod 37 is hinged with a swing rod 19 which is positioned at the upper side of the hinge block 36 and extends rightwards to the turning cavity 13, a supporting shaft 20 fixedly connected with the front wall and the rear wall of the pressing block cavity 12 is rotatably connected in the swing rod 19 and positioned at the right side of the hinged rod 37, the upper wall of the overturning cavity 13 is communicated with a hydraulic cavity 14, the upper wall of the hydraulic cavity 14 is fixedly connected with a hydraulic pump 15, a hydraulic cylinder 16 fixedly connected with the front wall and the rear wall of the hydraulic cavity 14 is communicated with the lower side of the hydraulic pump 15, a piston cavity 17 with a downward opening is arranged in the hydraulic cylinder 16, and a push rod 18 which extends downwards into the turnover cavity 13 and can push the swing rod 19 is connected to the lower wall of the piston cavity 17 in a vertical sliding manner.
Beneficially, the measuring mechanism 102 includes a detecting block 39 in threaded connection with the outer circular surface of the screw 33, a telescopic block 21 is fixedly connected to the right end surface of the detecting block 39, a counting cavity 45 with a forward opening and penetrating up and down is arranged on the front end surface of the detecting block 39, two pressure gauge cavities 43 are arranged on the left and right walls of the counting cavity 45 in a communicating manner, a pressure head 44 extending into the counting cavity 45 is connected to the pressure gauge cavity 43 in a sliding manner from left to right near one side wall of the counting cavity 45, one end of the pressure head 44 located in the pressure gauge cavity 43 is fixedly connected with a vertically symmetrical spring 41 fixedly connected with one side wall of the pressure gauge cavity 43 far from the counting cavity 45, a pressure gauge 42 is fixedly connected between the upper and lower springs 41 and the front and rear walls of the pressure gauge cavity 43, the pressure gauge 42 is connected with an instrument for detecting numerical values, one end of the pressure gauge 42 near the counting cavity 45 is abutted to one end of the pressure head 44 located in the pressure gauge cavity 43, the right end face of the telescopic block 21 is fixedly connected with an observation block 25, the left end face of the observation block 25 is located on the front side of the telescopic block 21, and a camera 40 is arranged on the front side of the telescopic block.
Beneficially, the induction mechanism 103 includes a chair seat plate 35 compressed by the cushion 23, four chair supports 34 are fixedly connected to a lower end surface of the chair seat plate 35, four chair connecting plates 54 are connected between the chair supports 34, a supporting plate 29 is slidably connected to a left wall and a right wall of the induction cavity 26 up and down, a supporting cavity 30 with an upward opening is arranged on an upper end surface of the supporting plate 29, induction springs 27 are fixedly connected to a lower end surface of the supporting plate 29 in a bilateral symmetry manner, a lower end of the induction spring 27 is fixedly connected to a lower wall of the induction cavity 26, and an induction block 28 is fixedly connected between the induction springs 27 and the lower wall of the induction cavity 26 left and right.
Advantageously, the connection plate detection mechanism 104 includes a detection motor 49 disposed on the upper end surface of the fixed plate 46, a bidirectional screw 48 is dynamically connected to the front end surface of the detection motor 49, a limit plate 52 fixedly connected to the front end surface of the upper end surface of the fixed plate 46 is rotatably connected to the front end surface of the bidirectional screw 48, sliding plates 47 are symmetrically and threadedly connected to the front and back of the outer circular surface of the bidirectional screw 48, a right pressure head 50 is fixedly connected to the right side of the front end surface of the sliding plate 47 on the back side, and a left pressure head 53 is fixedly connected to the left side of the back end surface of.
The following describes in detail the use steps of a measuring device for measuring the mass of a plastic chair with reference to fig. 1 to 5: at the initial state, the push rod 18 pushes the swing rod 19 downwards, so that the left end of the swing rod 19 is turned upwards through the support of the support shaft 20, the hinge block 36 is driven to slide upwards through the hinge of the hinge rod 37, the press block 22 is driven to slide upwards and cannot press the chair seat plate 35, the structure of the detection block 39 cannot penetrate through the chair connecting plate 54, the detection block 39 is located on the upper side of the chair connecting plate 54, the front and rear sliding plates 47 are respectively located at the front and rear limit positions of the bidirectional screw 48, the left and right pressure heads 44 are pushed out by the spring 41 to be abutted against each other, and the induction spring 27 is in a.
When the plastic chair is in operation, the chair seat plate 35 is placed in the supporting cavity 30, the bottom ends of the four chair supports 34 are placed corresponding to the four corners of the supporting cavity 30, the chair support 34 at the rear of the left side is clamped between the left pressure head 44 and the right pressure head 44, the hydraulic pump 15 is started to suck back the hydraulic oil in the piston cavity 17, so that the push rod 18 is driven to slide upwards, the right end of the swing rod 19 is driven to turn upwards, the press block 22 is driven to move downwards to press the chair seat plate 35, so that the compressive strength of the plastic chair is tested, the upper end surface of the chair seat plate 35 is free from indentation due to the protection of the cushion 23, the press block 22 presses the chair seat plate 35 so as to drive the supporting plate 29 to slide downwards, so that the lower end surface of the supporting plate 29 is in contact with the induction block 28, after the induction block 28 is contacted, the screw motor 32 is started to drive the screw 33 to rotate, so as to, because the movement track of the detection block 39 is close to the inclination of the chair support 34, the left pressure head 44 and the right pressure head 44 can have higher precision when the thickness and the surface of the chair support 34 are measured in an up-and-down sliding mode, the surface of the chair support 34 can be clearly observed through the camera 40 while the observation block 25 moves upwards, the detection motor 49 is started after the induction block 28 is contacted, the bidirectional screw 48 is driven to rotate, the front and rear sliding plates 47 are driven to move close to the chair connecting plate 54 through the rotation of the bidirectional screw 48, and the front and rear two side faces of the chair connecting plate 54 are clamped by the right pressure head 50 and the left pressure head 53 to detect the strength of the chair connecting plate 54.
The invention has the beneficial effects that: the invention measures the thickness of the chair and checks whether the chair surface has larger forming defects by monitoring the numerical fluctuation of the pressure gauges on the left side and the right side, simultaneously sets the strength detection of the chair connecting plate, ensures the strength of each part of the chair, detects the compressive strength of the whole chair by the automatic rising and falling pressing block, and avoids that inferior-quality products generated by insufficient strength of the plastic chair after forming flow into the market.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (5)
1. The utility model provides a measuring equipment of detection plastics chair quality, includes the main tank body, its characterized in that: a pressing block cavity is arranged in the main box body, the right side of the pressing block cavity is communicated with a turning cavity with a right opening, the lower side of the pressing block cavity is communicated with a measuring cavity with a front through and a back through, the left wall and the right wall of the pressing block cavity are connected with a pressing block in a vertical sliding manner, a pressing block mechanism which extends into the turning cavity and is used for measuring the strength of the plastic chair is arranged on the pressing block, the upper wall and the lower wall of the measuring cavity are fixedly connected with a guide rod with the top end inclined to the left, the lower wall of the measuring cavity is communicated with a motor cavity, the lower wall of the motor cavity is an inclined surface and is fixedly connected with a screw motor, the upper end surface of the screw motor is connected with a screw rod extending upwards into the measuring cavity in a power connection manner, the outer circular surface of the screw rod is connected with a measuring mechanism which is connected with the, the plastic chair is characterized in that an induction mechanism is arranged in the induction cavity, a fixed plate is fixedly connected to the lower wall of the measurement cavity, and a connecting plate detection mechanism used for detecting the strength of a connecting plate between plastic chairs is arranged on the upper end face of the fixed plate.
2. A measuring device for testing the quality of a plastic chair, as claimed in claim 1, wherein: briquetting mechanism include with terminal surface fixed connection's cushion under the briquetting, the articulated piece of briquetting up end fixedly connected with, articulated piece rear side articulates there is the hinge bar, the hinge bar front side articulates there is to be located articulated piece upside and right extend to the pendulum rod of upset intracavity, just be located in the pendulum rod right side rotate be connected with back wall fixed connection's back shaft before the briquetting chamber, upset chamber upper wall intercommunication is equipped with hydraulic pressure chamber, hydraulic pressure chamber upper wall fixedly connected with hydraulic pump, hydraulic pump downside intercommunication be equipped with back wall fixed connection's pneumatic cylinder before the hydraulic pressure chamber, be equipped with the piston chamber of opening decurrent in the pneumatic cylinder, sliding connection downwardly extending about piston chamber lower wall just can promote the push rod of pendulum rod in the upset intracavity.
3. A measuring device for testing the quality of a plastic chair, as claimed in claim 1, wherein: the measuring mechanism comprises a detecting block in threaded connection with the outer circular surface of the screw rod, the right end face of the detecting block is fixedly connected with a telescopic block, the front end face of the detecting block is provided with a counting cavity with a forward opening and a vertical through hole, the left wall and the right wall of the counting cavity are communicated with two pressure gauge cavities, the pressure gauge cavities are close to one side wall of the counting cavity and are connected with pressure heads extending into the counting cavity in a left-right sliding mode, one end of each pressure head located in the pressure gauge cavity is fixedly connected with springs which are fixedly connected with the pressure gauge cavity far away from one side wall of the counting cavity and are symmetrical up and down, a pressure gauge is fixedly connected between the upper spring and the lower spring and the front wall and the rear wall of the pressure gauge cavity, the pressure gauge is connected with an instrument for detecting numerical values, one end of each pressure gauge close to the counting cavity is abutted to one end of each pressure, the observation block left end face just is located flexible piece front side is equipped with the camera.
4. A measuring device for testing the quality of a plastic chair, as claimed in claim 1, wherein: the response mechanism include by the chair bedplate that the cushion compressed tightly, four chair supports of terminal surface fixedly connected with under the chair bedplate, be connected with four chair connecting plates between the chair support, sliding connection has the backup pad about the wall about the response chamber, the backup pad up end is equipped with the ascending support chamber of opening, terminal surface fixedly connected with bilateral symmetry's response spring under the backup pad, response spring lower extreme with response chamber lower wall fixed connection controls between the response spring with response chamber lower wall fixedly connected with response piece.
5. A measuring device for testing the quality of a plastic chair, as claimed in claim 1, wherein: the connecting plate detection mechanism comprises a detection motor arranged on the upper end face of the fixed plate, the power of the front end face of the detection motor is connected with a bidirectional screw, the tail end of the front side of the bidirectional screw is rotatably connected with a limiting plate fixedly connected with the front end of the upper end face of the fixed plate, a sliding plate is symmetrically and spirally connected with the front and the back of the outer circular face of the bidirectional screw, a right pressure head is fixedly connected with the right side of the front end face of the sliding plate, and a left pressure head is fixedly connected with the left side of the rear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010760841.8A CN111829881A (en) | 2020-07-31 | 2020-07-31 | Measuring equipment for detecting quality of plastic chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010760841.8A CN111829881A (en) | 2020-07-31 | 2020-07-31 | Measuring equipment for detecting quality of plastic chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111829881A true CN111829881A (en) | 2020-10-27 |
Family
ID=72920760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010760841.8A Withdrawn CN111829881A (en) | 2020-07-31 | 2020-07-31 | Measuring equipment for detecting quality of plastic chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111829881A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112697487A (en) * | 2020-12-08 | 2021-04-23 | 浙江昊国家具有限公司 | All-round quality detection device of office chair |
| CN116223216A (en) * | 2023-03-06 | 2023-06-06 | 重庆协兴共创智能包装有限公司 | Whole case compression testing machine for packing case processing and inspection |
-
2020
- 2020-07-31 CN CN202010760841.8A patent/CN111829881A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112697487A (en) * | 2020-12-08 | 2021-04-23 | 浙江昊国家具有限公司 | All-round quality detection device of office chair |
| CN112697487B (en) * | 2020-12-08 | 2022-09-30 | 浙江昊国家具有限公司 | All-round quality detection device of office chair |
| CN116223216A (en) * | 2023-03-06 | 2023-06-06 | 重庆协兴共创智能包装有限公司 | Whole case compression testing machine for packing case processing and inspection |
| CN116223216B (en) * | 2023-03-06 | 2023-08-25 | 重庆协兴共创智能包装有限公司 | Whole case compression testing machine for packing case processing and inspection |
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Application publication date: 20201027 |