CN221110432U

CN221110432U - Synchronous opening and closing structure of filament clamp

Info

Publication number: CN221110432U
Application number: CN202322068408.XU
Authority: CN
Inventors: 高志刚
Original assignee: Yangzhou Light Bulb Co ltd
Current assignee: Yangzhou Light Bulb Co ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-06-11
Anticipated expiration: 2033-08-03

Abstract

The utility model discloses a synchronous opening and closing structure of a filament clamp, which relates to the technical field of filaments and comprises a base, wherein an opening and closing mechanism is arranged outside the base and comprises a connecting frame, the connecting frame is fixedly connected to the outer surface of the base, a main shaft is fixedly connected to the outer surface of the connecting frame, one end of the main shaft is fixedly connected with a disc, the disc is fixedly connected with the connecting frame, and a slide tube is slidably connected to the outer surface of the main shaft. According to the utility model, the lamp core to be welded can be placed between the four opening and closing claws through the arrangement of the opening and closing mechanism and the limiting mechanism, and the moving plate is pulled to drive the four opening and closing claws to be close to each other, so that the four opening and closing claws are synchronously opened and closed, and the core column tray can be clamped and fixed when the four opening and closing claws are closed, so that the welding work is performed in the mode, and the problem that the progress of the work is affected by the injury of the worker due to the fact that the worker touches a welding area by mistake during welding is effectively avoided.

Description

Synchronous opening and closing structure of filament clamp

Technical Field

The utility model relates to the technical field of filaments, in particular to a synchronous opening and closing structure of a filament clamp.

Background

The high temperature resistant metal wires in the filament, bulb or electron tube are mostly thin tungsten wires, iridium or the alloy thereof are also used, and the filament can directly emit light and heat when being electrified, or emit electrons, ultraviolet rays, form high-energy electric fields or generate high-energy rays and the like to excite fluorescent substances, rare gases or form plasmas and the like, generate visible light with various colors, the bulb consists of a glass lampshade and a lamp core, the lamp core consists of a filament, a lamp holder and a stem tray, then the stem tray is upwards fixedly provided with two conductive wires and the lamp holder, and the filament is fixedly connected with the lamp holder in a spot welding mode.

In the bulb production process, need pass through the mode of spot welding with the filament and lighting fixture fixed connection, at the in-process of spot welding needs the hand-held lighting fixture of workman hand-held filament to step on the spot welder and weld both, because the volume of filament and lighting fixture is less, the staff is held the filament and is welded the time probably touch and touch the welded area, thereby leads to the staff to be injured, influences the progress of work. Therefore, we provide a synchronous opening and closing structure of filament clamps to solve the above problems.

Disclosure of utility model

Technical problem to be solved

The utility model aims to make up the defects of the prior art and provides a synchronous opening and closing structure of a filament clamp.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a synchronous structure that opens and shuts of filament anchor clamps, includes the base, the outside of base is provided with the mechanism that opens and shuts, the mechanism that opens and shuts includes the link, link fixed connection is at the surface of base, the surface fixedly connected with main shaft of link, the one end fixedly connected with disc of main shaft, disc and link fixed connection, the surface sliding connection of main shaft has the slide tube, the surface of slide tube articulates through the round pin axle has four articulated bars, four the articulated bar is kept away from the one end of slide tube all articulates through the round pin axle has the claw that opens and shuts, the surface fixedly connected with movable plate of slide tube, the outside of base is provided with stop gear, stop gear includes sleeve and ratchet, telescopic inner wall sliding connection has the pawl, the outside of base is provided with fixture, fixture includes standing groove and grip block.

Above-mentioned, the inner wall fixedly connected with four gag levers of disc, four open and shut the claw respectively with four gag lever levers sliding connection, four the equal fixedly connected with silica gel pad of surface of claw that opens and shuts, through the setting of silica gel pad, avoid four to open and shut the excessive stem tray that causes of claw centre gripping to damage.

Above-mentioned, sleeve fixed connection is at the surface of movable plate, the pawl runs through the surface of movable plate and with movable plate sliding connection, the pawl meshes with the ratchet, through the meshing of pawl and ratchet, the tooth of ratchet will block the pawl to the direction removal of disc, carries out spacingly to the slide pipe.

Above-mentioned, the surface fixedly connected with pull rod of pawl, telescopic surface offered with the spout of pull rod looks adaptation, the pull rod passes through telescopic spout and sleeve sliding connection, through the setting of pull rod, will make the pawl keep away from the ratchet when pulling the pull rod to break away from the meshing of pawl and ratchet.

Above-mentioned, the surface fixedly connected with extension spring of pawl, the one end fixed connection that the extension spring kept away from the pawl is at telescopic inner wall, through the setting of extension spring, the pawl receives extension spring's spring tension, makes the pawl remain the meshing state with the ratchet throughout.

Above-mentioned, standing groove fixed connection is at the surface of base, standing groove surface fixedly connected with four slide bars, four the slide bar all runs through the surface of grip block and with grip block sliding connection, through the setting of slide bar, stability when increasing the grip block and remove, keeps the grip block level to reciprocate.

Above-mentioned, the surface rotation of grip block is connected with the threaded rod, the surface threaded connection of threaded rod has the screwed pipe, the screwed pipe passes through fixed plate and base fixed connection, can drive the grip block downwardly moving through rotatory threaded rod, and the grip block downwardly moving can cooperate the fixed filament of standing groove centre gripping.

The beneficial effects are that:

Compared with the prior art, the filament clamp synchronous opening and closing structure has the following beneficial effects:

1. According to the utility model, the lamp core to be welded is placed between the four opening and closing claws through the arrangement of the opening and closing mechanism and the limiting mechanism, and the four opening and closing claws are driven to be close to each other through pulling the moving plate, so that the four opening and closing claws are synchronously opened and closed, and when the four opening and closing claws are closed, the core column tray can be clamped and fixed, and the lamp core is held by a worker to perform welding work in place of the lamp core by the worker in the mode, so that the problem that the worker is injured to influence the working process due to the fact that the worker touches a welding area by mistake during welding is effectively avoided.

2. According to the utility model, through the arrangement of the clamping mechanism, in the welding process of the filament, the filament is placed in the groove of the placing groove, the clamping plate is driven to move downwards by the rotating threaded rod, the filament is clamped and fixed through the matching of the clamping plate and the placing groove, then the lamp holder for clamping and fixing the stem tray is lapped on the filament, and spot welding is carried out on the lap joint part through the external spot welder, so that spot welding of the filament is realized, and the phenomenon of cold welding in a spot welding area caused by shaking is limited avoided by clamping the filament.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a clamping mechanism according to the present utility model;

FIG. 3 is a schematic perspective view of an opening and closing mechanism according to the present utility model;

fig. 4 is a schematic perspective view of a limiting mechanism according to the present utility model.

In the figure:

1. A base;

2. An opening and closing mechanism; 21. a connecting frame; 22. a main shaft; 23. a disc; 24. a slide tube; 25. a hinge rod; 26. an opening and closing claw; 27. a silica gel pad; 28. a moving plate; 29. a limit rod;

3. A limiting mechanism; 31. a sleeve; 32. a pawl; 33. a telescopic spring; 34. a pull rod; 35. a ratchet strip;

4. a clamping mechanism; 41. a placement groove; 42. a slide bar; 43. a clamping plate; 44. a threaded tube; 45. a threaded rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 and 3, the present utility model provides a technical solution: the utility model provides a synchronous structure that opens and shuts of filament anchor clamps, including base 1, the outside of base 1 is provided with mechanism 2 that opens and shuts, mechanism 2 that opens and shuts includes link 21, link 21 fixed connection is at the surface of base 1, the surface fixedly connected with main shaft 22 of link 21, the one end fixedly connected with disc 23 of main shaft 22, disc 23 and link 21 fixed connection, the surface sliding connection of main shaft 22 has slide tube 24, the surface of slide tube 24 articulates through the round pin axle has four articulated bars 25, the one end that slide tube 24 was kept away from to four articulated bars 25 all articulates through the round pin axle has the claw that opens and shuts 26, the surface fixedly connected with movable plate 28 of slide tube 24 will drive slide tube 24 and remove when removing movable plate 28, it opens and shuts in step to drive four claw 26 to open and shut through four articulated bars 25 when the slide tube 24 removes, place the stem tray in four claw 26 that open and shut, can carry out the centre gripping to fix when four claw 26 synchronous closures.

The inner wall fixedly connected with four gag lever posts 29 of disc 23, four claw 26 that open and shut respectively with four gag lever posts 29 sliding connection, the equal fixedly connected with silica gel pad 27 of surface of four claw 26 that open and shut, through the setting of silica gel pad 27, avoid four claw 26 that open and shut to grasp excessively to cause the damage to the stem tray, through gag lever post 29's setting, increase the stability when claw 26 that opens and shut removes, avoid the in-process that claw 26 that opens and shuts removed to take place the slope and lead to the effect of centre gripping stem tray not good.

As shown in fig. 4, the limiting mechanism 3 is disposed on the outer portion of the base 1, the limiting mechanism 3 includes a sleeve 31 and a ratchet bar 35, the sleeve 31 is fixedly connected to the outer surface of the moving plate 28, a pawl 32 is slidably connected to the inner wall of the sleeve 31, the pawl 32 penetrates through the outer surface of the moving plate 28 and is slidably connected to the moving plate 28, the pawl 32 is meshed with the ratchet bar 35, teeth of the ratchet bar 35 move the pawl 32 towards the direction of the disc 23 through the meshing of the pawl 32 and the ratchet bar 35, and limit the slide tube 24, so that the clamping state of the four opening and closing claws 26 on the lamp core tray is maintained.

The outer surface fixedly connected with pull rod 34 of pawl 32, the spout with pull rod 34 looks adaptation is seted up to the surface of sleeve 31, pull rod 34 passes through the spout and sleeve 31 sliding connection of sleeve 31, through the setting of pull rod 34, will make pawl 32 keep away from ratchet 35 when pulling pull rod 34, thereby break off the meshing of pawl 32 and ratchet 35, thereby can make movable plate 28 drive slide 24 to the direction of disc 23, the surface fixedly connected with extension spring 33 of pawl 32, the one end fixed connection that extension spring 33 kept away from pawl 32 is at the inner wall of sleeve 31, through the setting of extension spring 33, pawl 32 receives the spring tension of extension spring 33, make pawl 32 remain the meshing state with ratchet 35 all the time.

As shown in fig. 2, the clamping mechanism 4 is arranged outside the base 1, the clamping mechanism 4 comprises a placing groove 41 and a clamping plate 43, the placing groove 41 is fixedly connected to the outer surface of the base 1, a welding table is arranged at one end, close to the disc 23, of the placing groove 41, a spot welder is arranged outside the device, and when filaments in the placing groove 41 are overlapped with a lamp holder, spot welding of the outside can be performed on the welding table of the placing groove 41.

The standing groove 41 surface fixedly connected with four slide bars 42, four slide bars 42 all run through the surface of grip block 43 and with grip block 43 sliding connection, through the setting of slide bar 42, stability when increasing grip block 43 and remove, keep grip block 43 level reciprocates, the surface rotation of grip block 43 is connected with threaded rod 45, threaded rod 45's surface threaded connection has screwed pipe 44, screwed pipe 44 passes through fixed plate and base 1 fixed connection, threaded rod 45's one end is provided with rotatory handle, can drive grip block 43 downwardly moving through rotatory threaded rod 45, grip block 43 downwardly moving can cooperate the fixed filament of standing groove 41 centre gripping, the phenomenon of cold joint appears in the limited spot welding area that avoids because the filament rocks and leads to appearing the deviation.

Working principle: during the use, place the stem tray between four claw 26 that opens and shuts, drive four claw 26 that opens and shuts through four articulated rod 25 through pulling movable plate 28 and be close to each other, thereby make four claw 26 that opens and shuts open and shut in step, can the centre gripping fixed stem tray when four claw 26 that opens and shut are closed, place the filament in the groove of standing groove 41 again, and rotatory threaded rod 45 drives grip block 43 downwardly moving, it is fixed with the filament centre gripping through the cooperation of grip block 43 and standing groove 41, will again be taken on the filament by the lighting fixture of the fixed stem tray of centre gripping, spot welding is carried out overlap joint department through outside spot welder, thereby realize the spot welding work of filament, replace the handheld wick of staff to carry out weldment work through this kind of mode, staff is because the mistake touches the welding area when effectively avoided the welding, thereby lead to the problem that staff is injured influences the progress of work.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a synchronous structure of opening and shutting of filament anchor clamps, includes base (1), its characterized in that: the outside of base (1) is provided with mechanism (2) that opens and shuts, mechanism (2) that opens and shuts includes link (21), link (21) fixed connection is at the surface of base (1), the surface fixedly connected with main shaft (22) of link (21), the one end fixedly connected with disc (23) of main shaft (22), disc (23) and link (21) fixed connection, the surface sliding connection of main shaft (22) has slide tube (24), the surface of slide tube (24) articulates through the round pin axle has four articulated poles (25), four the one end that slide tube (24) were kept away from to articulated pole (25) all has claw (26) that opens and shuts through the round pin axle, the surface fixedly connected with movable plate (28) of slide tube (24), the outside of base (1) is provided with stop gear (3), stop gear (3) are including sleeve (31) and ratchet (35), the inner wall sliding connection of sleeve (31) has (32), the outside of base (1) is provided with fixture (4), fixture (4) and clamping groove (41) include clamping plate (43).

2. The filament clamp synchronous opening and closing structure according to claim 1, wherein: four gag lever posts (29) are fixedly connected with the inner wall of the disc (23), four open and shut claw (26) are respectively connected with the four gag lever posts (29) in a sliding way, and the outer surfaces of the four open and shut claw (26) are fixedly connected with a silica gel pad (27).

3. The filament clamp synchronous opening and closing structure according to claim 1, wherein: the sleeve (31) is fixedly connected to the outer surface of the movable plate (28), the pawl (32) penetrates through the outer surface of the movable plate (28) and is in sliding connection with the movable plate (28), and the pawl (32) is meshed with the ratchet strip (35).

4. The filament clamp synchronous opening and closing structure according to claim 1, wherein: the outer surface of pawl (32) fixedly connected with pull rod (34), the spout with pull rod (34) looks adaptation is seted up to the surface of sleeve (31), pull rod (34) are through the spout and sleeve (31) sliding connection of sleeve (31).

5. The filament clamp synchronous opening and closing structure according to claim 1, wherein: the outer surface of pawl (32) fixedly connected with extension spring (33), the one end that extension spring (33) kept away from pawl (32) is fixed connection at the inner wall of sleeve (31).

6. The filament clamp synchronous opening and closing structure according to claim 1, wherein: the holding groove (41) is fixedly connected to the outer surface of the base (1), four sliding rods (42) are fixedly connected to the outer surface of the holding groove (41), and the four sliding rods (42) penetrate through the outer surface of the clamping plate (43) and are in sliding connection with the clamping plate (43).

7. The filament clamp synchronous opening and closing structure according to claim 6, wherein: the outer surface of grip block (43) rotates and is connected with threaded rod (45), the surface threaded connection of threaded rod (45) has screwed pipe (44), screwed pipe (44) are through fixed plate and base (1) fixed connection.