CN212967655U

CN212967655U - Clamping device manufactured by photodiode for ultraviolet detector

Info

Publication number: CN212967655U
Application number: CN202021623605.3U
Authority: CN
Inventors: 包磊
Original assignee: Kunshan Maiye Electronic Technology Co ltd
Current assignee: Kunshan Maiye Electronic Technology Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-04-13
Anticipated expiration: 2030-08-07

Abstract

The utility model discloses a clamping device that photodiode made for ultraviolet detection instrument, including support frame, be used for by elevating system, the first fixed plate of the photodiode lift after the centre gripping, elevating system sets up the support frame is inboard, first fixed plate sets up the inside both sides of support frame still include locking mechanism and fixture. The utility model discloses utilize mount and fixation nut to fix the inboard rubber air cushion of rotating turret, the compressed air who sends into through the air connection simultaneously comes to prop up the rubber air cushion to come to press from both sides tight fixed to photodiode, utilize the gravitation of electro-magnet to come to attract locking seat, through the notch intermeshing that locking seat and removal arm upper end were seted up, thereby come to lock the fixed emergence rotation that prevents it of the rotating turret.

Description

Clamping device manufactured by photodiode for ultraviolet detector

Technical Field

The utility model relates to a photodiode field of making especially relates to a clamping device that photodiode made for ultraviolet detection instrument.

Background

The photodiode is a semiconductor device composed of a PN junction, like a general diode, and also has a unidirectional conduction characteristic. But it is not a rectifying element in the circuit, but a photoelectric sensing device that converts an optical signal into an electrical signal; the small traditional clamping device that adopts of photodiode's volume is very difficult to fix it completely, and the photodiode accepts the area when traditional clamping device is centre gripping lessly, makes the photodiode outside cause the damage very easily, also causes photodiode's damage simultaneously easily to traditional clamping device does not set up to photodiode rotation locking mechanism, consequently can take place to rotate at the photodiode clamping process, and very be unfavorable for photodiode's processing.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to provide a clamping device made of a photodiode for an ultraviolet detector to solve the above problems.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a clamping device manufactured by photodiodes for ultraviolet detectors comprises a support frame, an elevating mechanism used for elevating the photodiodes after being clamped, a first fixing plate, a locking mechanism and a clamping mechanism, wherein the elevating mechanism is arranged on the inner side of the support frame; the clamping mechanism comprises a rotating frame, an air joint, a rubber pad, a fixing frame, a fixing nut and a second fixing plate, wherein two ends of the rotating frame are connected to the moving arm through bearings, the second fixing plate is connected to the front end of the rotating frame through welding, the rubber pad is arranged in a round hole in the rotating frame, the fixing frame is arranged on the inner side of the air joint, and the fixing nut is connected to the lower end of the fixing frame through threads.

Preferably: elevating system includes first motor, elevating gear, second motor, first motor with the second motor passes through bolted connection and is in first fixed plate is close to one side of support frame intermediate position, first motor is located second motor one side, elevating gear passes through the key-type connection and is in first motor rotation portion with second motor rotation portion.

So set up, utilize first motor rotation portion with second motor rotation portion reaches both sides respectively lifting gear rotates, through lifting gear with the meshing of the tooth of removal arm downside to drive two removal arm goes on ascending or descends in step.

Preferably: elevating system includes third motor, elevating gear, drive gear, transmission shaft, the third motor passes through bolted connection and is in the support frame side, drive gear passes through the key-type connection and is in third motor rotation portion, the transmission shaft passes through the bearing and connects in both sides first fixed plate center, elevating gear passes through the key-type connection and is in the transmission shaft both ends, drive gear is located the opposite side elevating gear below.

According to the arrangement, the third motor rotating part is used for driving the transmission gear to rotate, the transmission gear is used for driving the lifting gear to rotate, and meanwhile, the transmission shaft is used for driving the lifting gear on one side to synchronously rotate, so that the two moving arms are driven to synchronously ascend or descend.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the rubber air cushion on the inner side of the rotating frame is fixed by using the fixing frame and the fixing nut, and the rubber air cushion is supported by compressed air sent by the air joint, so that the photodiode is clamped and fixed;

2. the locking seat is attracted by the attraction of the electromagnet, and the locking seat is meshed with the notch formed in the upper end of the moving arm, so that the rotating frame is locked and fixed to prevent the rotating frame from rotating.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of an embodiment 1 of a clamping device manufactured by a photodiode for an ultraviolet detector according to the present invention;

fig. 2 is a schematic structural diagram of embodiment 2 of a clamping device manufactured by a photodiode for an ultraviolet detector according to the present invention;

fig. 3 is a partial part diagram of embodiment 1 of a lifting mechanism of a clamping device made of a photodiode for an ultraviolet detector according to the present invention;

fig. 4 is a partial part diagram of embodiment 2 of a lifting mechanism of a clamping device made of a photodiode for an ultraviolet detector according to the present invention;

fig. 5 is a partial part diagram of a turret of a clamping device made of a photodiode for an ultraviolet detector according to the present invention;

fig. 6 is a partial part diagram of a clamping mechanism of a clamping device made of a photodiode for an ultraviolet detector.

The reference numerals are explained below:

1. a locking mechanism; 2. a support frame; 3. a lifting mechanism; 4. a clamping mechanism; 5. a first fixing plate; 11. A moving arm; 12. a locking spring; 13. a locking seat; 14. an electromagnet; 31. a first motor; 32. a lifting gear; 33. a second motor; 311. a third motor; 313. a transmission gear; 314. a drive shaft; 41. a rotating frame; 42. a gas joint; 43. a rubber pad; 44. a fixed mount; 45. fixing a nut; 46. and a second fixing plate.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

a clamping device made of a photodiode for an ultraviolet detector comprises a support frame 2, an elevating mechanism 3 used for elevating the photodiode after being clamped, a first fixing plate 5, wherein the elevating mechanism 3 is arranged on the inner side of the support frame 2, the first fixing plate 5 is arranged on two sides in the support frame 2, the clamping device also comprises a locking mechanism 1 and a clamping mechanism 4, the locking mechanism 1 comprises a moving arm 11, a locking spring 12, a locking seat 13 and an electromagnet 14, the lower end of the moving arm 11 is inserted into the inner side of the support frame 2, the locking seat 13 is arranged on the outer side close to two ends of a rotating frame 41, the locking spring 12 is arranged on the inner side of the locking seat 13, the electromagnet 14 is arranged on the outer side of the upper end of the moving arm 11, and teeth are arranged; the clamping mechanism 4 comprises a rotating frame 41, an air joint 42, a rubber pad 43, a fixed frame 44, a fixed nut 45 and a second fixed plate 46, two ends of the rotating frame 41 are connected to the moving arm 11 through bearings, the second fixed plate 46 is connected to the front end of the rotating frame 41 through welding, the rubber pad 43 is arranged in a round hole in the rotating frame 41, the fixed frame 44 is arranged on the inner side of the air joint 42, and the fixed nut 45 is connected to the lower end of the fixed frame 44 through threads.

Example 1

As shown in fig. 1, 3, 5, and 6, the lifting mechanism 3 includes a first motor 31, a lifting gear 32, and a second motor 33, the first motor 31 and the second motor 33 are connected to one side of the first fixing plate 5 near the middle position of the support frame 2 through bolts, the first motor 31 is located on one side of the second motor 33, the lifting gear 32 is connected to the rotating part of the first motor 31 and the rotating part of the second motor 33 through keys, the rotating parts of the first motor 31 and the second motor 33 respectively reach the lifting gear 32 at two sides to rotate, and the lifting gear 32 is engaged with teeth at the lower side of the moving arm 11 to drive the two moving arms 11 to synchronously lift or descend.

The working principle is as follows: when the device is used, a photodiode to be clamped is inserted into the inner side of a fixed frame 44, compressed air with corresponding pressure is sent through an air connector 42 at the moment, the air pressure on the inner side of a rotating frame 41 is increased immediately, a rubber pad 43 between the fixed frame 44 and the rotating frame 41 is pushed to expand towards the center of a round hole of the rotating frame 41 through the increased air pressure, so that the photodiode at the center of the fixed frame 44 is clamped and fixed by utilizing the expanded rubber pad 43, then the power supply of an electromagnet 14 is switched off, a locking seat 13 is pushed to move towards the middle position of the rotating frame 41 by utilizing the elastic force of a locking spring 12, at the moment, the locking seat 13 is disengaged from the upper end of a moving arm 11, then the photodiode can be adjusted to be in different horizontal included angle positions by rotating the rotating frame 41, when the locking is required, the power supply of the electromagnet, so that the locking spring 12 is compressed to re-lock the upper end of the moving arm 11 and the locking socket 13; if the height of the photodiode needs to be adjusted, the rotating parts of the first motor 31 and the second motor 33 are used to drive the lifting gears 32 on both sides to rotate simultaneously, and the clamping mechanism 4 is adjusted to be at different heights by meshing the lifting gears 32 with the teeth at the lower end of the moving arm 11.

Example 2

As shown in fig. 2 and 4, the difference between the embodiment 2 and the embodiment 1 is that the lifting mechanism 3 includes a third motor 311, a lifting gear 32, a transmission gear 313 and a transmission shaft 314, the third motor 311 is connected to the side surface of the support frame 2 through a bolt, the transmission gear 313 is connected to a rotating portion of the third motor 311 through a key, the transmission shaft 314 is connected to the centers of the first fixing plates 5 at both sides through a bearing, the lifting gear 32 is connected to both ends of the transmission shaft 314 through a key, the transmission gear 313 is located below the lifting gear 32 at the other side, the rotating portion of the third motor 311 is used to drive the transmission gear 313 to rotate, the transmission gear 313 is used to drive the lifting gear 32 to rotate, and the transmission of the transmission shaft 314 is used to drive the lifting gear 32 at one side to rotate synchronously, so as to drive.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a clamping device that photodiode made for ultraviolet detection instrument, includes support frame (2), is used for elevating system (3), first fixed plate (5) that the photodiode after by the centre gripping goes up and down, elevating system (3) set up support frame (2) are inboard, first fixed plate (5) set up support frame (2) inside both sides, its characterized in that: the clamping device is characterized by further comprising a locking mechanism (1) and a clamping mechanism (4), wherein the locking mechanism (1) comprises a moving arm (11), a locking spring (12), a locking seat (13) and an electromagnet (14), the lower end of the moving arm (11) is inserted into the inner side of the support frame (2), the locking seat (13) is connected with the clamping mechanism (4), the locking spring (12) is arranged on the inner side of the locking seat (13), the electromagnet (14) is installed on the outer side of the upper end of the moving arm (11), and teeth are arranged on the front side of the lower end of the moving arm (11); fixture (4) are including rotating turret (41), gas connection (42), rubber pad (43), mount (44), fixation nut (45), second fixed plate (46), rotating turret (41) both ends are passed through the bearing and are connected on removal arm (11), second fixed plate (46) are through welded connection in rotating turret (41) front end, rubber pad (43) set up in the round hole on rotating turret (41), mount (44) set up gas connection (42) are inboard, fixation nut (45) are through threaded connection mount (44) lower extreme.

2. The holding device made of the photodiode for the ultraviolet detector according to claim 1, characterized in that: elevating system (3) include first motor (31), elevating gear (32), second motor (33), first motor (31) with second motor (33) pass through bolted connection and are in first fixed plate (5) are close to one side of support frame (2) intermediate position, first motor (31) are located second motor (33) one side, elevating gear (32) are in through the key-type connection first motor (31) rotation portion with second motor (33) rotation portion.

3. The holding device made of the photodiode for the ultraviolet detector according to claim 1, characterized in that: elevating system (3) include third motor (311), lifting gear (32), drive gear (313), transmission shaft (314), third motor (311) pass through bolted connection and are in support frame (2) side, drive gear (313) pass through the key-type connection and are in third motor (311) rotation portion, transmission shaft (314) pass through the bearing and connect both sides first fixed plate (5) center, lifting gear (32) pass through the key-type connection and are in transmission shaft (314) both ends, drive gear (313) are located the opposite side lifting gear (32) below.