CN216746687U - Double-wing drop test machine - Google Patents
Double-wing drop test machine Download PDFInfo
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- CN216746687U CN216746687U CN202220409380.4U CN202220409380U CN216746687U CN 216746687 U CN216746687 U CN 216746687U CN 202220409380 U CN202220409380 U CN 202220409380U CN 216746687 U CN216746687 U CN 216746687U
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Abstract
The utility model discloses a double-wing drop test machine, relates to the field of packaging detection instruments, and is mainly used for solving the problems that the instrument has high requirement on part processing precision during manufacturing and is complicated to debug during debugging. Its main structure includes: the wing plate, positive and negative silk double-end lead screw, left-handed nut and right-handed nut, its characterized in that, left-handed nut and right-handed nut are half-nut, left-handed nut and right-handed nut respectively with positive and negative silk double-end lead screw thread fit, left-handed nut and right-handed nut can dismantle with the pterygoid lamina and be connected. The double-wing drop test machine provided by the utility model has the advantages of accurate height adjustment, good use effect, simple equipment and convenience in maintenance.
Description
Technical Field
The utility model belongs to the field of packaging detection instruments, and particularly relates to a double-wing drop test machine.
Background
The drop test machine is specially used for testing the damage condition of the product package caused by dropping and evaluating the impact resistance strength during transportation and transportation.
The drop test machine is divided into a single-wing drop test machine and a double-wing drop test machine. The single-wing drop test machine is generally applied to the drop of a packing box in functional application, and the drop can be realized regularly and in six-side drop. The double-wing drop test machine is used for dropping objects with large sizes and irregular shapes in functional application. Compared with a single-wing drop test machine, the double-wing drop test machine is higher in drop height, larger in test maximum size, larger in drop panel area and wider in application range.
However, after the double-arm drop test machine is tested, the two wing plates need to be reset, the two wing plates adopt a bidirectional synchronous distance-adjusting mechanical mechanism, a positive-negative screw double-head screw rod rotates to drive the left and right screw nuts to synchronously move inwards or outwards, the wing plates respectively connected with the left and right screw nuts synchronously move inwards or outwards, the wing plates on the two sides are guaranteed to be symmetrical relative to the original central position all the time, and the test requirement is met. The structure has no problem in realizing the function, but has the following defects in the actual assembly debugging: 1. the requirement on the processing precision of parts is high, the requirements can be met only by processing, and the stability and the flexibility of movement can be ensured only by mounting and adjusting; 2. when the dress was transferred, must relapse the dismouting and just can satisfy the requirement, and both sides nut need be twisted into respectively from screw rod both ends, and the dismouting is very loaded down with trivial details.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a double-wing drop test machine, which solves the problems that the existing double-wing plate of the double-wing drop test machine is high in machining difficulty, difficult to debug and complex to disassemble and assemble.
In order to realize the purpose of the utility model, the technical scheme is as follows: the utility model provides a two wings drop test machine, includes the pterygoid lamina, anti-silk double-end lead screw, left-handed nut and right-handed nut, its characterized in that, left-handed nut and right-handed nut are half-nut, left-handed nut and right-handed nut respectively with anti-silk double-end lead screw thread fit, left-handed nut and right-handed nut can dismantle with the pterygoid lamina and be connected.
Further, positive and negative silk double-end lead screw is split type, and positive and negative silk double-end lead screw includes levogyration lead screw and dextrorotation lead screw, and levogyration lead screw and dextrorotation lead screw are connected with adapter sleeve detachable.
Furthermore, a connecting sleeve is arranged at the joint of the left-handed screw rod and the right-handed screw rod and is fixed with the left-handed screw rod and the right-handed screw rod through locking screws.
Furthermore, the left-handed nut and the right-handed nut are detachably connected with the wing plate through a shifting lever.
Furthermore, one end of the shifting rod is fixedly connected with the left-handed nut/the right-handed nut, one end of the shifting rod is provided with a thread, the wing plate is provided with a through hole, and the wing plate penetrates through the thread on the shifting rod and is connected with the shifting rod through a fastening nut.
Furthermore, the fastening nuts are double nuts and are arranged on two sides of the connection part of the wing plate and the shifting rod.
The utility model has the beneficial effects that:
the utility model adopts the thread fit of the half thread and the screw rod, has low requirement on the processing precision of parts and reduces the production cost;
the semi-thread type hydraulic control device adopts semi-threads, is convenient and labor-saving to debug, is convenient to operate, reduces the operation time, reduces the labor intensity and the technical requirements of assembly, and saves the labor cost.
Drawings
FIG. 1: the structure schematic diagram of the traditional double-wing drop test machine;
FIG. 2: A-A is a sectional view;
FIG. 3: the utility model has a structure schematic diagram;
FIG. 4: and B-B is a cross sectional view.
Reference numbers and corresponding part names in the drawings:
the screw driver comprises a support 1, a wing plate 2, a wing plate 3, a connector 4, a left-handed nut 5, a right-handed nut 6, a positive and negative double-thread lead screw 6, a left-handed lead screw 6, a right-handed lead screw 6, a connecting sleeve 6, a locking screw 6, a driving lever 7 and a fastening nut 8.
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.
Fig. 1 shows a conventional double-wing drop test machine, which comprises a support 1, a wing plate 2, a positive and negative double-thread lead screw 6, a left-handed nut 4 and a right-handed nut 5, wherein the support 1 is provided with a chute matched with the wing plate 2, the wing plate 2 is slidably connected with the support 1, the positive and negative double-thread lead screw is connected to the support 1 through a bearing and is externally connected with a motor to drive the lead screw to rotate; the positive and negative double-thread lead screw 6 comprises a left-handed lead screw 6-1 and a right-handed lead screw 6-2, a left-handed nut 4 and a right-handed nut 5 are in threaded fit with the positive and negative double-thread lead screw 6, the left-handed nut 4 is matched with the left-handed lead screw 6-1, and the right-handed nut 5 is matched with the right-handed lead screw 6-2; the wing plate 2 is provided with two parts which are detachably connected with the left-handed nut 4 and the right-handed nut 5 through the connector 3 respectively, the wing plate 2 is connected with the connector 3 through screws, the connector 3 is connected with the left-handed nut 4 and the right-handed nut 5 through screws, and a U-shaped groove is formed at the joint of the left-handed nut 4 and the right-handed nut 5 with the connector 3.
When the centering is deviated, the screws to be connected are required to be completely taken down during debugging, the connector 3 is taken out, the left-handed nut 4 and the right-handed nut 5 are screwed on the positive and negative double-thread lead screw 6 to adjust the position, when the position is adjusted to the centering, the connector 3 is put back, the screws are screwed to be locked, and the debugging is completed.
Fig. 2 shows a double-wing drop test machine provided by the utility model, which comprises a bracket 1, a wing plate 2, a positive and negative thread double-end screw rod 6, a left-handed nut 4 and a right-handed nut 5, wherein the bracket 1 is provided with a chute matched with the wing plate 2, and the wing plate 2 is connected with the bracket 1 in a sliding manner; the positive and negative thread double-end screw rod is connected to the bracket 1 through a bearing and is externally connected with a motor to drive the screw rod to rotate; the positive and negative double-thread lead screw 6 comprises a left-handed lead screw 6-1 and a right-handed lead screw 6-2, a connecting sleeve 6-3 is arranged at the joint of the left-handed lead screw 6-1 and the right-handed lead screw 6-2, and the connecting sleeve 6-3 is connected with the left-handed lead screw 6-1 and the right-handed lead screw 6-2 through locking screws, so that the lead screw can be conveniently adjusted; the left-handed nut 4 and the right-handed nut 5 are half nuts and are in threaded fit with the screw rod, the left-handed nut 4 is matched with the left-handed screw rod 6-1, and the right-handed nut 5 is matched with the right-handed screw rod 6-2; the two wing plates 2 are arranged, through holes are formed in the wing plates 2, and the wing plates 2 are movably connected with the support 1; two ends of the shifting rod 7 are provided with threads, one end of the shifting rod is in threaded connection with the left-handed nut 4/the right-handed nut 5, the threads at the other end of the shifting rod pass through the through hole on the wing plate 2, the wing plate 2 is connected with the shifting rod 7 through nuts, two sides of the joint of the wing plate 2 and the shifting rod 7 are provided with the fastening nuts 8, and the shifting rod 7 and the wing plate 2 are locked under the combined action of the fastening nuts 8 on the two sides.
When the centering is deviated and needs to be debugged, only the tightening nuts 8 on two sides of the wing plate 2 need to be loosened, the gap between the left-handed nut 4 and the right-handed screw and the positive and negative double-thread lead screw 6 is enlarged, the left-handed nut 4 and the right-handed nut 5 are directly translated along the axial direction of the positive and negative double-thread lead screw 6, and after the right-handed nut and the left-handed nut are adjusted to proper positions, the tightening nuts 8 are tightened; the relative position and the relative angle between the left-handed screw 6-1 and the right-handed screw 6-2 can be adjusted by loosening the locking screw 6-4 on the connecting sleeve, and the position adjusted by matching the left-handed nut 4 and the right-handed nut 5 is adaptively adjusted.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a two wings drop test machine, includes pterygoid lamina (2), positive and negative silk double-end lead screw (6), left-handed nut (4) and right-handed nut (5), its characterized in that, left-handed nut (4) and right-handed nut (5) are half-nut, left-handed nut (4) and right-handed nut (5) respectively with positive and negative silk double-end lead screw (6) screw-thread fit, left-handed nut (4) and right-handed nut (5) can dismantle with pterygoid lamina (2) and be connected.
2. The double-wing drop test machine according to claim 1, characterized in that the double-thread lead screw (6) is split and comprises a left-handed lead screw (6-1) and a right-handed lead screw (6-2), and the left-handed lead screw (6-1) and the right-handed lead screw (6-2) are detachably connected.
3. The double-wing drop tester as claimed in claim 2, wherein a connecting sleeve (6-3) is arranged at the joint of the left-handed screw rod (6-1) and the right-handed screw rod (6-2), and the connecting sleeve (6-3), the left-handed screw rod (6-1) and the right-handed screw rod (6-2) are fixed by locking screws (6-4).
4. The double-wing drop test machine according to any one of claims 1 to 3, wherein the left-handed nut (4) and the right-handed nut (5) are detachably connected with the wing plate (2) through a deflector rod (7).
5. The double-wing drop test machine according to claim 4, characterized in that one end of the deflector rod (7) is fixedly connected with the left-handed nut (4)/the right-handed nut (5), one end is provided with a thread, the wing plate (2) is provided with a through hole, the wing plate (2) passes through the thread on the deflector rod (7) and is connected with the deflector rod (7) by a fastening nut (8).
6. A double-wing drop test machine according to claim 5, characterized in that the fastening nuts (8) are double nuts and are arranged on both sides of the connection between the wing plate (2) and the deflector rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220409380.4U CN216746687U (en) | 2022-02-28 | 2022-02-28 | Double-wing drop test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220409380.4U CN216746687U (en) | 2022-02-28 | 2022-02-28 | Double-wing drop test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216746687U true CN216746687U (en) | 2022-06-14 |
Family
ID=81921110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220409380.4U Active CN216746687U (en) | 2022-02-28 | 2022-02-28 | Double-wing drop test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216746687U (en) |
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2022
- 2022-02-28 CN CN202220409380.4U patent/CN216746687U/en active Active
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