CN212706304U

CN212706304U - Clamping module for testing TO optical communication device

Info

Publication number: CN212706304U
Application number: CN202021131108.1U
Authority: CN
Inventors: 徐鹏嵩; 郭孝明; 朱晶; 王凯旋
Original assignee: Stelight Instrument Inc
Current assignee: Suzhou Lianxun Instrument Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-03-16
Anticipated expiration: 2030-06-17

Abstract

The utility model discloses a clamping module for TO optical communication device test, which comprises a lower substrate, an upper cover plate and a movable pressure head, wherein the upper cover plate covers on the lower substrate and is locked with the lower substrate through a bolt; the lower base plate is provided with a through hole, the through hole is provided with an annular protruding part, the movable pressure head is provided with a flange part, the movable pressure head is embedded into the through hole on the lower base plate, and the lower end of the movable pressure head extends out of the lower surface of the lower base plate; the outer side of the movable pressure head is sleeved with an elastic piece, the center of the movable pressure head is provided with a second through hole, the upper cover plate is provided with a third through hole which is correspondingly communicated with the second through hole, the diameter of the lower part of the third through hole is smaller than the outer diameter of the upper end face of the movable pressure head, and the inner surfaces of the upper parts of the second through hole and the third through hole are conical surfaces which incline outwards. The utility model discloses can guarantee to the compressing tightly of luminescent device can attenuate infrabasal plate thickness again for luminescent device's light is more distributed away, thereby guarantees the measuring accuracy.

Description

Clamping module for testing TO optical communication device

Technical Field

The utility model relates TO a clamping module for TO optical communication device test belongs TO optical communication test technical field.

Background

At present general TO high temperature test anchor clamps product compresses tightly only by a plastic slab, guarantees TO the arrangement that the TO product can be stable on anchor clamps at anchor clamps and ageing test commentaries on classics material in-process repeatedly TO guarantee the repeatability of test. The TO that compresses tightly the apron at present can not satisfy different height tolerances compresses tightly the demand, and the thickness tolerance of TO tube seat is +/-0.075mm usually, compresses tightly the apron and can only push down the great TO product of thickness in principle, and the less product of TO base thickness can not effectual compressing tightly.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a clamping module for TO optical communication device test, it can guarantee TO compressing tightly of luminescent device can attenuate infrabasal plate thickness again for luminescent device's light is more distributed away, thereby guarantees the measuring accuracy.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a clamping module for testing a TO optical communication device comprises a lower substrate, an upper cover plate and a plurality of movable pressure heads which are arranged at intervals, wherein the upper cover plate covers the upper surface of the lower substrate and is locked with the lower substrate through at least two bolts;

the lower base plate is provided with a plurality of through holes corresponding to the movable pressure heads at intervals, the inner wall of the lower end of each through hole is provided with an annular protruding part extending inwards in the radial direction, the middle lower part of each movable pressure head is provided with a flange part extending outwards in the radial direction, the movable pressure heads are movably embedded into the through holes in the lower base plate, the lower surfaces of the upper flange parts of the movable pressure heads are in contact with the upper surfaces of the annular protruding parts in the through holes, and the lower ends of the movable pressure heads extend out of the lower surface of the lower base plate and are used for being in extrusion contact with;

the outer side of the movable pressure head is sleeved with an elastic element which is positioned between the upper cover plate and the flange part on the movable pressure head; the movable pressure head is characterized in that a second through hole which is communicated up and down is formed in the center of the movable pressure head, third through holes which are correspondingly communicated with the second through holes are formed in the upper cover plate respectively, the diameter of the lower portion of each third through hole is smaller than the outer diameter of the upper end face of the movable pressure head, and the inner surfaces of the upper portions of the second through hole and the third through hole are outwards inclined conical surfaces.

The further improved scheme in the technical scheme is as follows:

1. in the scheme, the number of the through holes on the movable pressure head and the lower substrate is 64, and the through holes are uniformly distributed in 8 rows and 8 columns.

2. In the above scheme, the elastic member is a spring.

3. In the above scheme, the elastic member is a wave spring.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

the utility model discloses a clamping module for TO optical communication device test, it is through setting up movable pressure head, in testing and the transportation TO luminescent device, realizes compressing tightly the elasticity of each luminescent device, avoids highly different between the luminescent device because of luminescent device has tolerance TO lead TO, perhaps takes place the shake in the transportation and appear partially the luminescent device can't realize compressing tightly the circumstances such as TO some parts, through very ingenious design, has guaranteed precision and repeatability TO the device process test; in addition, the two through holes and the conical surface which is provided with an outward opening at the upper part of the through hole are convenient for more light of the light-emitting device fixed on the pressing mechanism to be diffused, so that the testing precision of the light-emitting device is ensured; in addition, the elastic piece is a wave spring, the wave spring can provide stable elastic force while having a larger central through hole and smaller thickness, the compression of the light-emitting device can be guaranteed, the thickness of the lower substrate can be reduced, light of the light-emitting device is more emitted, and therefore the testing precision is guaranteed.

Drawings

Fig. 1 is an exploded view of the structure of a clamping module for testing a TO optical communication device according TO the present invention;

FIG. 2 is a schematic view of a partial structure of the present invention;

fig. 3 is a schematic structural diagram of the movable pressing head and the elastic member of the present invention.

In the above drawings: 1. a lower substrate; 2. an upper cover plate; 3. a movable pressure head; 31. a flange portion; 4. a through hole; 41. an annular projection; 5. an elastic member; 8. a second through hole; 9. a third via.

Detailed Description

In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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 meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.

Example 1: a clamping module for testing a TO optical communication device comprises a lower substrate 1, an upper cover plate 2 and a plurality of movable pressure heads 3 which are arranged at intervals, wherein the upper cover plate 2 covers the upper surface of the lower substrate 1 and is locked with the lower substrate 1 through at least two bolts;

a plurality of through holes 4 corresponding to the movable pressure head 3 are arranged on the lower substrate 1 at intervals, an annular protruding part 41 which extends radially inwards is arranged on the inner wall of the lower end of each through hole 4, a flange part 31 which extends radially outwards is arranged at the middle lower part of each movable pressure head 3, each movable pressure head 3 is movably embedded into the through hole 4 on the lower substrate 1, the lower surface of the flange part 31 on each movable pressure head 3 is contacted with the upper surface of the annular protruding part 41 in each through hole 4, and the lower end of each movable pressure head 3 extends out of the lower surface of the lower substrate 1 and is used for being in pressing contact with a device to be tested;

the outer side of the movable pressure head 3 is sleeved with an elastic element 5, and the elastic element 5 is positioned between the upper cover plate 2 and a flange part 31 on the movable pressure head 3; the middle of the movable pressure head 3 is provided with a second through hole 8 which is communicated up and down, the upper cover plate 2 is provided with a third through hole 9 which is communicated with the second through hole 8 correspondingly, the diameter of the lower part of the third through hole 9 is smaller than the outer diameter of the upper end surface of the movable pressure head 3, and the inner surfaces of the upper parts of the second through hole 8 and the third through hole 9 are conical surfaces which incline outwards.

The number of the through holes 4 on the movable pressure head 3 and the lower substrate 1 is 64, and the through holes are evenly distributed in 8 rows and 8 columns.

Example 2: a clamping module for testing a TO optical communication device comprises a lower substrate 1, an upper cover plate 2 and a plurality of movable pressure heads 3 which are arranged at intervals, wherein the upper cover plate 2 covers the upper surface of the lower substrate 1 and is locked with the lower substrate 1 through at least two bolts;

The elastic member 5 is a spring; the elastic member 5 is a wave spring.

When the clamping module for the TO optical communication device test is adopted, elastic compression of each light-emitting device is realized in the process of testing and transferring the light-emitting devices by arranging the movable pressure head, the situations that the light-emitting devices are not compressed due TO the fact that the light-emitting devices have different heights or shake occurs in the transferring process are avoided, and the like, and the precision and the repeatability of the process test of the devices are ensured by the ingenious design; in addition, the two through holes and the conical surface which is provided with an outward opening at the upper part of the through hole are convenient for more light of the light-emitting device fixed on the pressing mechanism to be diffused, so that the testing precision of the light-emitting device is ensured; the wave spring can provide stable elasticity when having great central through-hole and less thickness, both can guarantee compressing tightly but also can attenuate infrabasal plate thickness to light emitting device for more the distributing away of light emitting device, thereby guarantee the measuring accuracy.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a clamping module for TO optical communication device test which characterized in that: the device comprises a lower substrate (1), an upper cover plate (2) and a plurality of movable pressure heads (3) which are arranged at intervals, wherein the upper cover plate (2) covers the upper surface of the lower substrate (1) and is locked with the lower substrate (1) through at least two bolts;

a plurality of through holes (4) corresponding to the movable pressure head (3) are formed in the lower base plate (1) at intervals, a radially inward extending annular protruding portion (41) is arranged on the inner wall of the lower end of each through hole (4), a radially outward extending flange portion (31) is arranged on the middle lower portion of each movable pressure head (3), each movable pressure head (3) is movably embedded into the corresponding through hole (4) in the lower base plate (1), the lower surface of the upper flange portion (31) of each movable pressure head (3) is in contact with the upper surface of the corresponding annular protruding portion (41) in the corresponding through hole (4), and the lower end of each movable pressure head (3) extends out of the lower surface of the corresponding lower base plate (1) and is used for being in compression contact with a device to;

an elastic piece (5) is sleeved on the outer side of the movable pressure head (3), and the elastic piece (5) is positioned between the upper cover plate (2) and a flange part (31) on the movable pressure head (3); activity pressure head (3) central authorities are opened and are had second through-hole (8) that link up from top to bottom, it has third through-hole (9) that correspond the intercommunication with second through-hole (8) to open respectively on upper cover plate (2), the lower part diameter of third through-hole (9) is less than the external diameter of activity pressure head (3) up end, the internal surface on second through-hole (8), third through-hole (9) upper portion respectively is the conical surface that leans out.

2. The clamping module for the TO optical communication device test according TO claim 1, wherein: the number of the through holes (4) on the movable pressure head (3) and the lower substrate (1) is 64, and the through holes are evenly distributed in 8 rows and 8 columns.

3. The clamping module for the TO optical communication device test according TO claim 1, wherein: the elastic piece (5) is a spring.

4. The clamping module for the TO optical communication device test as claimed in claim 1 or 3, wherein: the elastic piece (5) is a wave spring.