CN213381874U

CN213381874U - Device is tailor to face guard sponge curve

Info

Publication number: CN213381874U
Application number: CN202021055675.3U
Authority: CN
Inventors: 詹万初; 黄赞华; 赵剑英
Original assignee: Haining Meihe New Material Technology Co ltd
Current assignee: Haining Meihe New Material Technology Co ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-06-08
Anticipated expiration: 2030-06-10

Abstract

The utility model discloses a device is tailor to face guard sponge curve, including support arm, elevating system and protection machanism, elevating system includes the scroll cover, scroll cover fixed connection is in the one end of support arm, the internal thread of scroll cover has cup jointed the threaded rod, the lower extreme fixedly connected with driven gear of threaded rod, driven gear's one end meshing is connected with drive gear, one side fixedly connected with crank of drive gear, one side of scroll cover is provided with the safety support, and effect through elevating system can make the support arm highly adjustable on the vertical direction to make the tool bit more easily dismantle, prevent because of dismantling the inconvenient damage that causes the tool bit, improved work efficiency.

Description

Device is tailor to face guard sponge curve

Technical Field

The utility model belongs to the technical field of the face guard, concretely relates to device is tailor to face guard sponge curve.

Background

The mask is a shielding tool for preventing electric arc splashing, arc light and radiation light from damaging the welding T and the neck in the welding process, and is of a hand-held type and a helmet type, goggles are arranged at a window for observing a welding seam molten pool, the brightness and color numbers of the goggles can be selected according to the used welding current, and generally the goggles are not too bright so as to be suitable for clearly distinguishing molten pool molten iron and slag.

The knife edge of a knife head can become dull after using for a period of time in the use of the existing mask sponge curve cutting device, and the knife handle of the knife head is relatively fixed with the support arm, so that the problems of difficulty in disassembly and easiness in damage of the knife head exist, and therefore the mask sponge curve cutting device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device is tailor to face guard sponge curve to current face guard sponge curve that proposes in solving above-mentioned background art is tailor the device and is using the knife edge can become blunt after a period in the use, because the knife head handle of a knife and support arm relatively fixed, exists difficult dismantlement promptly, the problem of fragile knife head.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a device is tailor to face guard sponge curve, includes support arm, elevating system and protection machanism, elevating system includes the scroll cover, scroll cover fixed connection is in the one end of support arm, the internal thread of scroll cover has cup jointed the threaded rod, the lower extreme fixedly connected with driven gear of threaded rod, driven gear's one end meshing is connected with drive gear, one side fixedly connected with crank of drive gear, one side of scroll cover is provided with the safety support.

Preferably, a cut-off knife is arranged at one end of the support arm, and an operating platform is arranged at the lower end of the cut-off knife.

Preferably, the protection machanism includes the protecting crust, the protecting crust cup joints the one end at the support arm, the upper end inboard of protecting crust is provided with the shell, the upper surface of shell is provided with the knob, the inside fixedly connected with carousel of shell, the equal fixedly connected with gangbar in upper surface both ends of carousel, the one end swing joint of gangbar has the slide bar, the lower surface of slide bar is provided with the spout, the one end fixedly connected with bolt of slide bar, spacing spring has been cup jointed to the surface of bolt.

Preferably, the driven gear and the driving gear are both bevel gears and are perpendicular to each other.

Preferably, the inner side of the lower end of the spiral sleeve is provided with threads, the spiral sleeve is cylindrical, and a cavity is arranged inside the spiral sleeve.

Preferably, the number of the bolts, the limiting springs, the sliding rods, the linkage rods and the sliding grooves is two, and the two bolts, the limiting springs, the sliding rods, the linkage rods and the sliding grooves are respectively located on two sides of the turntable.

Preferably, holes are formed in two sides of the upper end of the protective shell, and the two bolts penetrate through the holes respectively.

Preferably, the cross section of the protective shell is circular, and a cavity is arranged inside the protective shell.

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

1. through the effect of elevating system, can be so that the support arm height-adjustable in the vertical direction to make the tool bit dismantle more easily, prevent to improve work efficiency because of dismantling the inconvenient damage that causes the tool bit.

2. Through protection machanism's effect, can be so that cover the protection to tool bit department when the device body is idle to make to separate mutually to the head and external, prevent to touch the damage or the personnel injury that cause the tool bit because of the mistake, improved safety in utilization.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic side view of the structure of fig. 1 at B;

fig. 4 is a schematic top view of the structure at a in fig. 1 according to the present invention.

In the figure: 1. a support arm; 2. a safety bracket; 3. an operation table; 4. a cutter; 5. a protective shell; 6. a bolt; 7. a spiral sleeve; 8. a threaded rod; 9. a crank; 10. a knob; 11. a housing; 12. a driven gear; 13. a limiting spring; 14. a slide bar; 15. a linkage rod; 16. a chute; 17. a turntable; 18. the gears are driven.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a device is tailor to face guard sponge curve, including support arm 1, elevating system and protection machanism, elevating system includes

scroll cover

7, 7 fixed connection of scroll cover are in the one end of support arm 1, the internal thread of scroll cover 7 has cup jointed threaded rod 8, the lower extreme fixedly connected with driven gear 12 of threaded rod 8, the one end meshing of driven gear 12 is connected with drive gear 18, one side fixedly connected with crank 9 of drive gear 18, one side of scroll cover 7 is provided with safety support 2, for the convenience of elevating system's normal use.

For convenience, it is preferable that the cutting knife 4 is provided at one end of the arm 1, and the operation table 3 is provided at a lower end of the cutting knife 4.

For convenience and optimization, the protection mechanism comprises a protection shell 5, the protection shell 5 is sleeved at one end of the support arm 1, a shell 11 is arranged on the inner side of the upper end of the protection shell 5, a knob 10 is arranged on the upper surface of the shell 11, a rotary table 17 is fixedly connected inside the shell 11, linkage rods 15 are fixedly connected to two ends of the upper surface of the rotary table 17, a sliding rod 14 is movably connected to one end of each linkage rod 15, a sliding groove 16 is formed in the lower surface of the sliding rod 14, a bolt 6 is fixedly connected to one end of the sliding rod 14, and a limiting spring 13 is sleeved on the outer surface.

In order to improve the working efficiency of the lifting mechanism, it is preferable that the driven gear 12 and the driving gear 18 are bevel gears and are perpendicular to each other.

In order to improve the stability of the lifting mechanism, it is preferable that the inner side of the lower end of the screw sleeve 7 is provided with a thread, and the screw sleeve 7 is cylindrical and has a cavity inside.

In order to improve the working stability of the protection mechanism, preferably, the number of the bolts 6, the limiting springs 13, the sliding rods 14, the linkage rods 15 and the sliding grooves 16 is two, and the two bolts, the limiting springs, the sliding rods 14, the linkage rods 15 and the sliding grooves 16 are respectively positioned on two sides of the rotary table 17.

In order to facilitate improving the stability of the protection mechanism, preferably, the holes are formed in two sides of the upper end of the protection shell 5, and the two bolts 6 penetrate through the holes respectively.

In order to improve the working efficiency of the protection mechanism, it is preferable that the cross-sectional shape of the protection housing 5 is circular and a cavity is provided inside.

The utility model discloses a theory of operation and use flow: after the utility model is installed, firstly checking the installation fixation and safety protection of the utility model, when the worker needs to leave the device body temporarily idle, twisting the knob 10 to one side to make it do circular motion, driving the rotary disc 17 to rotate under the rotation of the knob 10, driving the linkage rod 15 to move under the rotation of the rotary disc 17, driving the slide bar 14 to move under the action of one end of the linkage rod 15, driving the bolt 6 to contract towards the inner side under the action of your family, simultaneously compressing the spacing spring 13 until the bolt 6 is completely separated from the groove of the protective shell 5, at the moment, making the protective shell 5 descend and cover the cut-off knife 4 under the action of gravity, protecting the cut-off knife 4, when the worker needs to dismantle and change the cut-off knife 4, shaking the crank 9 to rotate, driving the driving gear 18 to rotate under the rotation of the crank 9, driving the driven gear 12 to rotate horizontally through the meshing connection action, drive threaded rod 8 and rotate under driven gear 12's the rotation, drive the spiral shell 7 and rise under threaded rod 8's rotation, drive support arm 1 through the fixed connection effect and upwards remove, can drive cut-off knife 4 rebound, can dismantle the operation to cut-off knife 4 this moment, and it is right just so the utility model discloses a use, the utility model discloses simple structure, convenience safe in utilization.

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

Claims

1. The utility model provides a device is tailor to face guard sponge curve, includes support arm (1), elevating system and protection machanism, its characterized in that: elevating system includes scroll cover (7), scroll cover (7) fixed connection is in the one end of support arm (1), threaded rod (8) have been cup jointed to the internal thread of scroll cover (7), the lower extreme fixedly connected with driven gear (12) of threaded rod (8), the one end meshing of driven gear (12) is connected with drive gear (18), one side fixedly connected with crank (9) of drive gear (18), one side of scroll cover (7) is provided with safety support (2).

2. A mask sponge curve cutting device according to claim 1, characterized in that: support arm (1) one end is provided with cut-off knife (4), the lower extreme of cut-off knife (4) is provided with operation panel (3).

3. A mask sponge curve cutting device according to claim 1, characterized in that: protection machanism includes protecting crust (5), protecting crust (5) cup joint the one end in support arm (1), the upper end inboard of protecting crust (5) is provided with shell (11), the upper surface of shell (11) is provided with knob (10), the inside fixedly connected with carousel (17) of shell (11), the equal fixedly connected with gangbar (15) in upper surface both ends of carousel (17), the one end swing joint of gangbar (15) has slide bar (14), the lower surface of slide bar (14) is provided with spout (16), the one end fixedly connected with bolt (6) of slide bar (14), spacing spring (13) have been cup jointed to the surface of bolt (6).

4. A mask sponge curve cutting device according to claim 1, characterized in that: the driven gear (12) and the driving gear (18) are both bevel gears and are perpendicular to each other.

5. A mask sponge curve cutting device according to claim 1, characterized in that: the inner side of the lower end of the spiral sleeve (7) is provided with threads, the spiral sleeve (7) is cylindrical, and a cavity is formed inside the spiral sleeve.

6. A mask sponge curve cutting device according to claim 3, characterized in that: the number of the bolts (6), the limiting springs (13), the sliding rods (14), the linkage rods (15) and the sliding grooves (16) is two, and the two bolts are respectively positioned on two sides of the turntable (17).

7. A mask sponge curve cutting device according to claim 3, characterized in that: holes are formed in two sides of the upper end of the protective shell (5), and the two bolts (6) penetrate through the holes respectively.

8. A mask sponge curve cutting device according to claim 3, characterized in that: the cross section of the protective shell (5) is circular, and a cavity is arranged inside the protective shell.