Automatic switch detection mechanism
By designing an automatic switch detection mechanism, utilizing a cylinder-driven through-beam sensor module and guide bars, the problems of time-consuming manual detection and easy damage to automatic devices are solved, achieving efficient and accurate glass position detection and equipment protection.
Patent Information
- Application Number
- CN202423288032.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2034-12-31
AI Technical Summary
In existing technologies, the position detection of automotive sunroof glass relies on manual observation, which is time-consuming and inaccurate. Automatic detection devices are bulky and easily damaged. Spring aging can lead to closure failure, and mold release agents can enter the device and damage the sensors.
Design an automatic switch detection mechanism that uses a cylinder-driven through-beam sensor module, combined with guide bars and torque hinges, to achieve automatic protection and accurate detection of the sensor, preventing mold release agent from entering.
It achieves efficient and accurate glass position detection, avoids equipment closure failure and sensor damage, and protects the safety of the detection device and mold.
Smart Images
Figure CN223582170U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of detection mechanism, specifically is a kind of automatic switch detection mechanism. BACKGROUND
[0002] In the automobile manufacturing process, the production of automobile sunroof is a precise and complex task, especially in PU mold production link, the accuracy of glass bottom coating direction and glass position has very high requirement, if glass position is not correct, light glass breakage, heavy will damage PU mold, cause economic loss.
[0003] At present, in industrial production, many manufacturing enterprises still rely on manual detection mode, and the operating personnel observe the placing position of glass, and identify the bottom coating detection hole position simultaneously, not only time-consuming, and it is difficult to achieve efficient and high-quality detection effect in production, and the existing automatic detection device is generally large in size, not suitable for mold production environment, front end is usually designed with spring mechanism, after using for a long time, spring aging leads to the front end of detection mechanism unable to effectively close, in the process of spraying release agent, release agent often enters the inside of detection device, causes the damage of sensor, for this purpose, an automatic switch detection mechanism is provided. UTILITARY MODEL
[0004] In order to solve the problem that, in industrial production, many manufacturing enterprises still rely on manual detection mode, and the operating personnel observe the placing position of glass, and identify the bottom coating detection hole position simultaneously, not only time-consuming, and it is difficult to achieve efficient and high-quality detection effect in production, and the existing automatic detection device is generally large in size, not suitable for mold production environment, front end is usually designed with spring mechanism, after using for a long time, spring aging leads to the front end of detection mechanism unable to effectively close, in the process of spraying release agent, release agent often enters the inside of detection device, causes the damage of sensor, the utility model provides the following technical scheme: an automatic switch detection mechanism, including detection box, the detection box is provided with air cylinder, the telescopic end of air cylinder is provided with sensor mounting block, the sensor mounting block is provided with opposite sensor module, the opposite sensor module includes transmitting end and receiving end, the U-shaped groove is formed between transmitting end and receiving end, the detection box is hinged with box cover, the inner side of box cover is provided with guide strip, the sensor mounting block can slide along guide strip.
[0005] Preferably, the maximum stroke of the sensor mounting block does not exceed the distal end of the guide strip, and the sensor mounting block always maintains contact with the guide strip when the stroke of the air cylinder is reached, to avoid the occurrence of jamming phenomenon.
[0006] Preferably, the box cover is hinged with the detection box through the hinge, to realize the stable opening and closing of the box cover.
[0007] Preferably, the hinge is a torque hinge, which provides appropriate closing force when the cylinder is retracted, so that the box cover is automatically closed in the non-working state, protecting the internal components.
[0008] Preferably, the guide bar is made of polytetrafluoroethylene or ultra-high molecular weight polyethylene, which is made of low-friction material, ensuring low-friction sliding of the sensor mounting block on the guide bar and reducing wear.
[0009] Preferably, the detection box is made of a metal plate, which is made of aluminum alloy or stainless steel material, improving the corrosion resistance and structural strength of the detection box, and meeting the needs of the production environment.
[0010] Compared with the prior art, the utility model has the beneficial effects that:
[0011] When working, first, the device is in standby state, the cylinder is in retracted position, the box cover is kept closed under the action of the torque hinge and gravity, ensuring that the cylinder and the through-transmission sensor module are not affected by the release agent, and avoiding collision between the box cover and the mold, first, the glass is placed on the lower mold, the cylinder is started to make the telescopic end of the cylinder elongate, driving the sensor mounting block to slide along the guide bar, at the same time, the transmitting end and the receiving end of the through-transmission sensor module also move, when reaching the preset stroke, the U-shaped groove formed between the transmitting end and the receiving end of the through-transmission sensor module is aligned with the glass area, the bottom coating direction and position of the glass are detected, the through-transmission sensor module will release signals in the detection process, and whether the appropriate glass position and direction are detected is judged according to the feedback signals of the receiving end, only the sensor signals without any obstacles in the middle are normal, the sensor signals with obstacles will disappear, the mold will alarm, reminding manual inspection of the glass placement position, once the detection is completed, the cylinder starts to retract, driving the sensor mounting block to return to the starting position, in the retraction process of the cylinder, the box cover is gradually turned down and closed under the action of the torque of the hinge and its own gravity, so that the entry of the release agent and the interference with the upper mold can be prevented, the sensor and the cylinder are protected in the closed state of the box cover, automatic detection of the bottom coating direction and position of the glass is realized, the compact structure avoids the closing failure problem after long-term use of the equipment, prevents the release agent from entering the internal detection mechanism, and protects the safety of the equipment and the mold. BRIEF DESCRIPTION OF DRAWINGS
[0012] The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, which is used together with the embodiments of the utility model to explain the utility model, and do not constitute a limitation on the utility model. In the drawings:
[0013] Figure 1 It is a front view structural schematic diagram of the whole utility model;
[0014] In the figure: 1, detection box; 2, air cylinder; 3, sensor mounting block; 4, box cover; 5, hinge; 6, guide bar; 7, opposite transmission sensor module. DETAILED DESCRIPTION
[0015] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0016] By Figure 1 The utility model discloses a detection box, which comprises an air cylinder, a sensor mounting block, an opposite transmission sensor module, a box cover and a hinge. The air cylinder is arranged in the detection box. The sensor mounting block is arranged at the telescopic end of the air cylinder. The opposite transmission sensor module is arranged on the sensor mounting block. The opposite transmission sensor module comprises a transmitting end and a receiving end. A U-shaped groove is arranged between the transmitting end and the receiving end. The box cover is hingedly connected to the detection box. The guide bar is arranged on the inner side of the box cover. The sensor mounting block can slide along the guide bar.
[0017] The maximum stroke of the sensor mounting block is not more than the distal end of the guide bar. When the air cylinder reaches the stroke, the sensor mounting block always keeps in contact with the guide bar, avoiding the occurrence of jamming.
[0018] The box cover is hingedly connected to the detection box through the hinge, realizing the stable opening and closing of the box cover.
[0019] The hinge is a torque hinge, which provides appropriate closing force when the air cylinder is retracted, so that the box cover is automatically closed in the non-working state, protecting the internal components.
[0020] The guide bar is made of polytetrafluoroethylene or ultra-high molecular weight polyethylene, which is made of low-friction material, ensuring the low-friction sliding of the sensor mounting block on the guide bar and reducing wear.
[0021] The detection box is made of a metal plate, which is made of aluminum alloy or stainless steel material, improving the corrosion resistance and structural strength of the detection box and adapting to the needs of the production environment.
[0022] Working principle: when working, first, the device is in standby state, the air cylinder 2 is in the retracted position, the box cover 4 is kept closed under the action of the torque hinge 5 and gravity, which ensures that the air cylinder 2 and the infrared sensor module 7 are not affected by the release agent, and avoids the collision between the box cover 4 and the mold, first, the glass is placed on the lower mold, the air cylinder 2 is started to make the air cylinder 2 extension end elongate, the sensor mounting block 3 is driven to slide along the guide strip 6, at the same time, the emission end and the receiving end of the infrared sensor module 7 also move, when reaching the preset stroke, the U-shaped groove formed between the emission end and the receiving end of the infrared sensor module 7 is aligned with the glass area, the bottom coating direction and position of the glass are detected, the infrared sensor module 7 will release signals in the detection process, and whether the appropriate glass position and direction are detected is judged according to the feedback signal of the receiving end, only the sensor signal without any obstruction in the middle is normal, the obstruction will make the sensor signal disappear, the mold will alarm, reminding manual inspection of the glass placement position, once the detection is completed, the air cylinder 2 starts to retract, the sensor mounting block 3 is driven to return to the starting position, in the retraction process of the air cylinder 2, the box cover 4 is gradually turned down and closed under the action of the torque of the hinge 5 and its own gravity, so that the entry of the release agent and the interference with the upper mold can be prevented, the sensor and the air cylinder 2 are protected in the closed state of the box cover 4, the automatic detection of the bottom coating direction and position of the glass is realized, the compact structure avoids the closing failure problem after long-term use of the equipment, prevents the release agent from entering the inside of the detection mechanism, and protects the safety of the equipment and the mold.
[0023] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying any such actual relationship or order between these entities or operations. Moreover, the terms "comprises", "comprising", or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article, or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such a process, method, article, or equipment.
[0024] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.
Claims
1. An automatic switch detection mechanism comprising a detection box (1), characterized in that: The detection box (1) is provided with a cylinder (2), the telescopic end of the cylinder (2) is provided with a sensor mounting block (3), the sensor mounting block (3) is provided with a pair of sensors (7), the pair of sensors (7) comprises a transmitting end and a receiving end, the transmitting end and the receiving end have a U-shaped groove, the detection box (1) is hinged with a box cover (4), the inner side of the box cover (4) is provided with a guide strip (6), and the sensor mounting block (3) can slide along the guide strip (6).
2. An automatic switch detection mechanism according to claim 1, characterized in that: The maximum stroke of the sensor mounting block (3) does not exceed the distal end of the guide strip (6).
3. The automatic switch detection mechanism of claim 1, wherein: The box cover (4) is hinged with the detection box (1) through a hinge (5).
4. An automatic switch detection mechanism according to claim 3, wherein: The hinge (5) is a torque hinge.
5. The automatic switch detection mechanism of claim 1, wherein: The guide strip (6) is made of polytetrafluoroethylene or ultra-high molecular weight polyethylene.
6. An automatic switch detection mechanism according to claim 1, wherein: The detection box (1) is made of a metal plate, and the metal plate is made of an aluminum alloy or a stainless steel material.