CN115112497A - Impact test detection method - Google Patents
Impact test detection method Download PDFInfo
- Publication number
- CN115112497A CN115112497A CN202210673522.2A CN202210673522A CN115112497A CN 115112497 A CN115112497 A CN 115112497A CN 202210673522 A CN202210673522 A CN 202210673522A CN 115112497 A CN115112497 A CN 115112497A
- Authority
- CN
- China
- Prior art keywords
- base
- threaded rod
- impact test
- detection method
- clamping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- 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
- G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
- G01N3/303—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated only by free-falling weight
-
- 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
- G01N3/02—Details
-
- 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
- G01N3/02—Details
- G01N3/04—Chucks
Abstract
The invention discloses an impact test detection method which comprises a horizontal adjusting mechanism, a clamping mechanism, a lifting mechanism and an electromagnet. The invention has the beneficial effects that: by arranging the horizontal adjusting mechanism, when the clamping mechanism is used, the handle is rotated to drive the first threaded rod to rotate, so that the first threaded sleeves are close to and away from each other, the distance between the two clamping mechanisms can be adjusted, objects to be detected with different sizes can be conveniently detected, and the clamping range of the clamping mechanisms is expanded; replace the clamping jaw through setting up the electro-magnet to with the toper piece change into the toper iron plate, when using, through control panel control electromagnet break-make electricity, thereby conveniently control toper iron plate free fall, and the electro-magnet can not lead to the fact the influence to the whereabouts of toper iron plate, moreover through setting up elevating system, can adjust the whereabouts height of toper iron plate, conveniently test the impact action condition of different impact forces to the determinand.
Description
Technical Field
The invention relates to a detection method, in particular to an impact test detection method, and belongs to the technical field of impact test detection.
Background
The application range of plastic products in people's life is wider and wider, along with the continuous development of plastics production technique, people constantly impel the research and development of novel plastics, and the detection of plastics correlation performance is also more and more important, and the compressive property of plastics detects one of them important experimental items, adopts the impact test device to detect the compressive property of plastics usually.
When the existing impact test device for detecting the pressure resistance of the plastic is used, the following defects are often existed:
1) when the existing impact test device for detecting the compression resistance of the plastic is used, the position of the clamping mechanism pair is fixed, so that the size of the plastic which can be clamped by the impact test device is fixed, plastic materials with various sizes cannot be clamped, and the test efficiency is reduced;
2) some impact test devices for detecting plastic compression resistance are mostly used for controlling the conical block to fall through the clamping jaw when in use, and the clamping jaw can influence the falling speed of the conical block when the clamping jaw releases the conical block in the mode, so that the detection result is influenced.
Disclosure of Invention
The present invention is directed to a method for detecting an impact test, which solves at least one of the above problems.
The invention realizes the purpose through the following technical scheme: an impact test detection method comprises
Step one, the detection device is moved to a proper position through the universal wheel, then the position of the device is fixed through the brake arranged on the universal wheel,
the universal wheels are fixedly arranged at four corners of the lower surface of the base, and the base is arranged on the lower side of the detection device;
step two, adjusting the distance between the two clamping mechanisms through the horizontal adjusting mechanism according to the actual size of the object to be measured, clamping and fixing the object to be measured through the clamping mechanisms,
the horizontal adjusting mechanism is fixedly arranged on one side of the upper surface of the base, and two clamping mechanisms are connected to the upper side of the horizontal adjusting mechanism;
step three, the height of the lifting plate is adjusted through the lifting mechanism, and then the electromagnet is controlled to be powered on or off through the control panel, so that the conical iron block is controlled to fall down,
the lifting mechanism is fixedly arranged on the upper surface of the base and positioned on the left side of the horizontal adjusting mechanism, the lifting end of the lifting mechanism is connected with a lifting plate, the upper surface of the lifting plate is provided with a control panel, the lower surface of the lifting plate is connected with an electromagnet, and a conical iron block is arranged on the lower side of the electromagnet;
and step four, observing the degree of the depression of the surface of the object to be detected, thereby judging the impact resistance of the object to be detected.
As a still further scheme of the invention: horizontal adjustment mechanism installs the threaded rod one that leads to the inslot in the fixing base inside including the fixing base of installing at the base upper surface and rotating, the one end of threaded rod one is passed through the bearing and is connected with leading to groove one side cell wall rotation, and its other end extends to the outside of fixing base to there is the handle at its end connection, the pole of threaded rod one is provided with on the pole body and moves towards opposite for the screw thread, and its both sides pole body is gone up equal screw thread and has been cup jointed swivel nut one, two the upside rigid coupling of swivel nut one has the connecting block, fixture is installed to the upper end of connecting block.
As a still further scheme of the invention: the clamping mechanism comprises a U-shaped seat fixedly connected to the upper end of the connecting block and a nut embedded inside the side wall of the upper side of the U-shaped seat, an adjusting screw is sleeved on the internal thread of the nut, the lower end of the adjusting screw extends into the opening of the U-shaped seat and is connected with a pressing plate in a rotating mode at the end of the adjusting screw, and anti-skidding teeth are arranged inside the lower side wall of the pressing plate and the U-shaped seat.
As a still further scheme of the invention: the lifting mechanism comprises a fixed column fixedly connected to one side of the upper surface of the base and a second threaded rod rotatably mounted inside the fixed column, the lower end of the second threaded rod is rotatably connected with the groove wall of the through groove in the fixed column through a bearing, the upper end of the second threaded rod is connected with a motor fixedly connected to the upper side wall of the fixed column, a second threaded sleeve is sleeved on the rod body of the second threaded rod in a threaded manner, and a lifting plate is fixedly connected to one side of the second threaded sleeve.
As a still further scheme of the invention: and a push handle is fixedly arranged above the side wall at one side of the fixed column.
As a still further scheme of the invention: and scale marks are arranged on the surface of the column body of the fixing column.
As a still further scheme of the invention: the base is located one side that the fixed column kept away from horizontal adjustment mechanism and installs the power supply box, and is provided with the battery in the power supply box, the battery is connected with control panel through the wire, control panel is connected with the electro-magnet through the wire.
The invention has the beneficial effects that:
1) by arranging the horizontal adjusting mechanism, when the clamping mechanism is used, the handle is rotated to drive the threaded rod to rotate, so that the two threaded sleeves approach to and separate from each other, the distance between the two clamping mechanisms can be adjusted, objects to be detected with different sizes can be conveniently detected, and the clamping range of the clamping mechanisms is expanded;
2) according to the invention, the electromagnet is arranged to replace the clamping jaw, the conical block is replaced by the conical iron block, and the on-off state of the electromagnet is controlled through the control panel when the device is used, so that the free falling of the conical iron block is conveniently controlled, the electromagnet cannot influence the falling of the conical iron block, and the lifting mechanism is arranged, so that when the device is used, the motor rotates to drive the threaded rod II to rotate, the position of the lifting plate is changed, the falling height of the conical iron block can be adjusted, and the impact action condition of different impact forces on an object to be tested is conveniently tested.
Drawings
FIG. 1 is a schematic view of the structure of an impact test detection device according to the present invention;
FIG. 2 is a schematic cross-sectional view of an impact test apparatus according to the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 2.
In the figure: 1. the device comprises a base, 2, universal wheels, 3, a power box, 4, a horizontal adjusting mechanism, 401, a first threaded rod, 402, a first screw sleeve, 403, a handle, 404, a connecting block, 405, a fixed seat, 5, a conical iron block, 6, a clamping mechanism, 601, a U-shaped seat, 602, a nut, 603, an adjusting screw rod, 604, a pressing plate, 605, an anti-slip tooth, 7, an electromagnet, 8, a lifting mechanism, 801, a second threaded rod, 802, a motor, 803, a second screw sleeve, 804, a fixed column, 9, a push handle, 10, a lifting plate, 11 and a control panel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
As shown in FIGS. 1 to 3, an impact test detection method includes
Step one, the detection device is moved to a proper position through the universal wheel 2, then the position of the device is fixed through the brake arranged on the universal wheel 2,
the universal wheels 2 are fixedly arranged at four corners of the lower surface of the base 1, and the base 1 is arranged on the lower side of the detection device;
step two, adjusting the distance between the two clamping mechanisms 6 through the horizontal adjusting mechanism 4 according to the actual size of the object to be measured, clamping and fixing the object to be measured through the clamping mechanisms 6,
the horizontal adjusting mechanism 4 is fixedly arranged on one side of the upper surface of the base 1, and two clamping mechanisms 6 are connected to the upper side of the horizontal adjusting mechanism 4;
step three, the height of the lifting plate 10 is adjusted through the lifting mechanism 8, then the electromagnet 7 is controlled to be powered on and powered off through the control panel 11, so that the conical iron block 5 is controlled to fall,
the lifting mechanism 8 is fixedly arranged on the upper surface of the base 1 and is positioned on the left side of the horizontal adjusting mechanism 5, the lifting end of the lifting mechanism 8 is connected with a lifting plate 10, the upper surface of the lifting plate 10 is provided with a control panel 11, the lower surface of the lifting plate is connected with an electromagnet 7, and the lower side of the electromagnet 7 is provided with a conical iron block 5;
and step four, observing the degree of the depression of the surface of the object to be detected, thereby judging the impact resistance of the object to be detected.
In the embodiment of the invention, the horizontal adjusting mechanism 4 comprises a fixed seat 405 arranged on the upper surface of the base 1 and a first threaded rod 401 rotatably arranged in a through groove in the fixed seat 405, one end of the first threaded rod 401 is rotatably connected with the groove wall at one side of the through groove through a bearing, the other end of the first threaded rod extends to the outer side of the fixed seat 405, and a handle 403 is connected with the end part of the first threaded rod 401, threads with opposite directions are arranged on the rod body of the first threaded rod 401, screw sleeves 402 are sleeved on the two side rod bodies in a threaded manner, the upper sides of the two screw sleeves 402 are fixedly connected with a connecting block 404, the upper end of the connecting block 404 is provided with a clamping mechanism 6, in use, the handle 403 is rotated to drive the first threaded rod 401 to rotate, so that the first two screw sleeves 402 are close to and far away from each other, therefore, the distance between the two clamping mechanisms 6 can be adjusted, and the objects to be detected with different sizes can be conveniently detected.
In the embodiment of the invention, the clamping mechanism 6 comprises a U-shaped seat 601 fixedly connected to the upper end of the connecting block 404 and a nut 602 embedded in the side wall of the upper side of the U-shaped seat 601, an adjusting screw 603 is sleeved on the internal thread of the nut 602, the lower end of the adjusting screw 603 extends into the opening of the U-shaped seat 601, and the end part of the adjusting screw is rotatably connected with a pressing plate 604, and anti-slip teeth 605 are arranged in the pressing plate 604 and the lower side wall of the U-shaped seat 601, so that the object to be tested can be stably clamped, and the situation that the object to be tested cannot fall off in the test process is ensured.
Example two
As shown in FIGS. 1 to 3, an impact test detection method includes
Step one, the detection device is moved to a proper position through the universal wheel 2, then the position of the device is fixed through the brake arranged on the universal wheel 2,
the universal wheels 2 are fixedly arranged at four corners of the lower surface of the base 1, and the base 1 is arranged on the lower side of the detection device;
secondly, adjusting the distance between the two clamping mechanisms 6 through the horizontal adjusting mechanism 4 according to the actual size of the object to be measured, clamping and fixing the object to be measured through the clamping mechanisms 6,
the horizontal adjusting mechanism 4 is fixedly arranged on one side of the upper surface of the base 1, and two clamping mechanisms 6 are connected to the upper side of the horizontal adjusting mechanism 4;
step three, the height of the lifting plate 10 is adjusted through the lifting mechanism 8, then the electromagnet 7 is controlled to be powered on and powered off through the control panel 11, so that the conical iron block 5 is controlled to fall,
the lifting mechanism 8 is fixedly arranged on the upper surface of the base 1 and is positioned on the left side of the horizontal adjusting mechanism 5, the lifting end of the lifting mechanism 8 is connected with a lifting plate 10, the upper surface of the lifting plate 10 is provided with a control panel 11, the lower surface of the lifting plate is connected with an electromagnet 7, and the lower side of the electromagnet 7 is provided with a conical iron block 5;
and step four, observing the degree of the depression of the surface of the object to be detected, thereby judging the impact resistance of the object to be detected.
In the embodiment of the invention, the lifting mechanism 8 comprises a fixed column 804 fixedly connected to one side of the upper surface of the base 1 and a second threaded rod 801 rotatably mounted inside the fixed column 804, the lower end of the second threaded rod 801 is rotatably connected with the groove wall of a through groove inside the fixed column 804 through a bearing, the upper end of the second threaded rod 801 is connected with a motor 802 fixedly connected to the upper side wall of the fixed column 804, a second threaded sleeve 803 is sleeved on the rod body of the second threaded rod 801 in a threaded manner, one side of the second threaded sleeve 803 is fixedly connected with the lifting plate 10, when the lifting plate is used, the second threaded rod 801 is driven to rotate through the rotation of the motor 802, and the position of the lifting plate 10 is changed, so that the falling height of the conical iron block 5 can be adjusted, and the impact action condition of different impact forces on an object to be tested is conveniently tested.
In the embodiment of the present invention, a push handle 9 is fixedly installed above a side wall of one side of the fixing column 804, so as to conveniently push the apparatus.
In the embodiment of the invention, the scale marks are arranged on the surface of the column body of the fixed column 804, so that the falling height of the conical iron block 5 can be accurately recorded, and the later data arrangement is convenient.
In the embodiment of the invention, the power supply box 3 is installed on the side, away from the horizontal adjusting mechanism 4, of the fixing column 804 of the base 1, the storage battery is arranged in the power supply box 3, the storage battery is connected with the control panel 11 through a wire, the control panel 11 is connected with the electromagnet 7 through a wire, and the electromagnet 7 can be controlled to be powered on or powered off, so that the conical iron block 5 can be conveniently controlled to fall.
The working principle is as follows: when the impact test detection method is used, firstly, the detection device is moved to a proper position through the universal wheel 2, then the distance between the clamping mechanisms 6 is adjusted according to the size of the plastic to be detected, when the impact test detection method is used, the threaded rod I401 can be driven to rotate through rotating the handle 403, then the two screw sleeves I402 are enabled to be close to and away from each other, so that the distance between the two clamping mechanisms 6 can be adjusted, then the plastic to be detected is placed in the two U-shaped seats 601, the pressing plate 604 is enabled to be tightly pressed on the plastic to be detected through rotating the adjusting screw 603, so that the plastic to be detected is stably clamped, then the electromagnet 7 is electrified through the control panel 11, at the moment, the conical iron block 5 is connected to the lower end of the magnet 7 through the suction effect, then the electromagnet 7 is controlled to be powered off again through the control panel 11, so that the conical iron block 5 freely falls down, observe the impact condition to plastics, through setting up elevating system, can adjust the whereabouts height of toper iron plate 5, conveniently test the impact action condition of different impact forces to the determinand, test range is wide.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (7)
1. A method for detecting an impact test is characterized by comprising the following steps:
step one, the detection device is moved to a proper position through the universal wheel (2), then the position of the device is fixed through the brake arranged on the universal wheel (2),
the universal wheels (2) are fixedly arranged at four corners of the lower surface of the base (1), and the base (1) is arranged on the lower side of the detection device;
secondly, adjusting the distance between the two clamping mechanisms (6) through the horizontal adjusting mechanism (4) according to the actual size of the object to be measured, clamping and fixing the object to be measured through the clamping mechanisms (6),
the horizontal adjusting mechanism (4) is fixedly arranged on one side of the upper surface of the base (1), and two clamping mechanisms (6) are connected to the upper side of the horizontal adjusting mechanism (4);
thirdly, the height of the lifting plate (10) is adjusted through the lifting mechanism (8), and then the electromagnet (7) is controlled to be switched on or off through the control panel (11), so that the conical iron block (5) is controlled to fall down,
the lifting mechanism (8) is fixedly arranged on the upper surface of the base (1) and is positioned on the left side of the horizontal adjusting mechanism (5), the lifting end of the lifting mechanism (8) is connected with a lifting plate (10), the upper surface of the lifting plate (10) is provided with a control panel (11), the lower surface of the lifting plate is connected with an electromagnet (7), and a conical iron block (5) is arranged on the lower side of the electromagnet (7);
and step four, observing the degree of the depression of the surface of the object to be detected, thereby judging the impact resistance of the object to be detected.
2. The impact test detection method according to claim 1, wherein: horizontal adjustment mechanism (4) are including installing fixing base (405) and the rotation at base (1) upper surface and installing threaded rod (401) in fixing base (405) inside logical inslot, the one end of threaded rod (401) is passed through the bearing and is connected with leading to groove one side cell wall rotation, and its other end extends to the outside of fixing base (405) to there is handle (403) at its end connection, it is the screw thread to be provided with on the pole body of threaded rod (401) to move towards opposite, and the equal thread cover has been cup jointed swivel nut (402) on the pole body of its both sides, two the upside rigid coupling of swivel nut (402) has connecting block (404), fixture (6) are installed to the upper end of connecting block (404).
3. The impact test detection method according to claim 1, wherein: fixture (6) include U type seat (601) of rigid coupling in connecting block (404) upper end and scarf joint at inside nut (602) of U type seat (601) upside lateral wall, adjusting screw (603) have been cup jointed to the internal thread of nut (602), the lower extreme of adjusting screw (603) extends to in the opening of U type seat (601) to it is connected with clamp plate (604) to rotate at its tip, inside all being provided with anti-skidding tooth (605) of the lower lateral wall of clamp plate (604) and U type seat (601).
4. The impact test detection method according to claim 1, wherein: the lifting mechanism (8) comprises a fixed column (804) fixedly connected to one side of the upper surface of the base (1) and a second threaded rod (801) rotatably installed inside the fixed column (804), the lower end of the second threaded rod (801) is rotatably connected with the groove wall of a through groove inside the fixed column (804) through a bearing, the upper end of the second threaded rod (801) is connected with a motor (802) fixedly connected to the upper side wall of the fixed column (804), a second threaded sleeve (803) is sleeved on a rod body of the second threaded rod (801) in a threaded manner, and a lifting plate (10) is fixedly connected to one side of the second threaded sleeve (803).
5. The impact test detection method according to claim 4, wherein: a push handle (9) is fixedly arranged above the side wall of one side of the fixed column (804).
6. The impact test detection method according to claim 4, wherein: the surface of the column body of the fixed column (804) is provided with scale marks.
7. The impact test detection method according to claim 4, wherein: the base (1) is located one side of the fixing column (804) far away from the horizontal adjusting mechanism (4) and is provided with a power box (3), a storage battery is arranged in the power box (3), the storage battery is connected with a control panel (11) through a wire, and the control panel (11) is connected with the electromagnet (7) through a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210673522.2A CN115112497A (en) | 2022-06-13 | 2022-06-13 | Impact test detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210673522.2A CN115112497A (en) | 2022-06-13 | 2022-06-13 | Impact test detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115112497A true CN115112497A (en) | 2022-09-27 |
Family
ID=83327786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210673522.2A Withdrawn CN115112497A (en) | 2022-06-13 | 2022-06-13 | Impact test detection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115112497A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115855696A (en) * | 2022-12-21 | 2023-03-28 | 常州海辰装饰材料有限公司 | IXPE punches and adds PE membrane elasticity test device that shocks resistance |
| CN117664491A (en) * | 2024-02-02 | 2024-03-08 | 泸州市一圣鸿包装有限公司 | Intelligent detection device and method for simulated transportation vibration of corrugated case |
-
2022
- 2022-06-13 CN CN202210673522.2A patent/CN115112497A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115855696A (en) * | 2022-12-21 | 2023-03-28 | 常州海辰装饰材料有限公司 | IXPE punches and adds PE membrane elasticity test device that shocks resistance |
| CN117664491A (en) * | 2024-02-02 | 2024-03-08 | 泸州市一圣鸿包装有限公司 | Intelligent detection device and method for simulated transportation vibration of corrugated case |
| CN117664491B (en) * | 2024-02-02 | 2024-04-23 | 泸州市一圣鸿包装有限公司 | Intelligent detection device and method for simulated transportation vibration of corrugated case |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115112497A (en) | Impact test detection method | |
| CN210647121U (en) | Fixing device for dispensing instrument and convenient to adjust | |
| CN208438229U (en) | A kind of automatic clamping detection device of corrosion-resistant workpiece | |
| CN216669018U (en) | Infrared thermal imaging temperature measuring instrument | |
| CN214749693U (en) | Detection tool for detecting bonding force of double-sided adhesive tape | |
| CN215004738U (en) | Environment-friendly building material intensity detection device | |
| CN211179320U (en) | Automatic detection device for welded nut | |
| CN220839837U (en) | PVC board surface detection device | |
| CN220471297U (en) | Adjustable mounting bracket | |
| CN219101768U (en) | Hydro-cylinder hydraulic stem bending damage detection device based on hydraulic hoist | |
| CN208520565U (en) | Automobile brake clamps testing stand | |
| CN219224828U (en) | Fixing device for wind speed measurement | |
| CN213986583U (en) | A circular telegram check out test set that is used for connector accessory of charger | |
| CN219142448U (en) | Plastic strength detection device of electric vehicle | |
| CN220625985U (en) | Fixed cable tension detection positioning fixture capable of being rapidly assembled | |
| CN219671106U (en) | Corrugated steel web strutting arrangement for bridge construction | |
| CN219625448U (en) | Building material detection device | |
| CN215588942U (en) | Quick-fixing side plate clamping tool for test detection machinery | |
| CN216160147U (en) | A atress ability testing arrangement for vacuum chuck | |
| CN216482705U (en) | A shaft hole detects frock for door hinge | |
| CN113859657B (en) | High-safety storage chip packaging device and packaging clamp | |
| CN220872330U (en) | Wall tile bonding strength detection device | |
| CN219739014U (en) | Battery pack battery module assembly tool | |
| CN212903095U (en) | Detection tool for automobile spare and accessory parts | |
| CN109141831A (en) | A kind of backlight factory testing auxiliary fixer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220927 |