CN114043410A

CN114043410A - Universal screwdriver

Info

Publication number: CN114043410A
Application number: CN202111313292.0A
Authority: CN
Inventors: 丁需要
Original assignee: Hefei Zuoxin Technology Co ltd Huainan Branch
Current assignee: Hefei Zuoxin Technology Co ltd Huainan Branch
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-02-15

Abstract

The invention relates to the technical field of screwdrivers and discloses a universal screwdriver which comprises a screwdriver handle, wherein the bottom of the screwdriver handle is movably connected with a screwdriver rod, the side edge of the screwdriver rod is movably connected with a side sliding rod, the front side of the screwdriver rod is movably connected with a positive rod, the bottom of the screwdriver rod is movably clamped with a screwdriver head, and the bottom of the screwdriver handle is movably provided with a clamping device. According to the invention, the rotary table is rotated through the rotary meshing gear of the outer tooth cylinder, the rotary table is rotated to drive the thread groove to rotate, so that the meshed clamping slide block slides inwards along the clamping sliding groove, the clamping sliding groove drives the side sliding rod and the positive rod to clamp the outer side of the screw head inwards, the outer tooth cylinder is upwards clamped into the clamping groove to rotate the screw driver handle, so that the screw head is loosened, and the problem that a specific screw head needs a specific screwdriver or the screw head is milled and cannot be opened is solved.

Description

Universal screwdriver

Technical Field

The invention relates to the technical field of screwdrivers, in particular to a universal screwdriver.

Background

A typical screwdriver is a tool used to turn a screw into place, and is generally divided into a straight screwdriver and a cross screwdriver, where the screwdriver usually has a thin wedge-shaped head that can be inserted into a slot or recess in the head of the screw.

Existing screwdrivers still have some drawbacks: firstly, the existing screw heads are various in types, and corresponding screwdrivers are required to be various, so that the reserved quantity is large, resources are wasted, and when the notch of the screw head is ground, the normal screwdriver cannot be unscrewed and opened; secondly, the existing screw head has various types, when the screw of an article in life (such as a notebook computer) is loosened, the screw is ground, and the matched screw cannot be found for replacement, so that a screw hole is vacant.

Disclosure of Invention

Aiming at the defects of the existing screwdriver in the use process in the background technology, the invention provides a universal screwdriver which has the advantages of loosening and screwing out screw heads with different sizes or with patterns, processing the screw heads with patterns to enable the screw heads to be screwed out by a normal screwdriver, and solves the technical problems in the background technology.

The invention provides the following technical scheme: the utility model provides a general purpose screwdriver, includes the screwdriver handle, the bottom swing joint of screwdriver handle has the screwdriver pole, the side swing joint of screwdriver pole has the side slide bar, the front swing joint of screwdriver pole has positive pole, the bottom activity centre gripping of screwdriver pole has the screw pin head, the bottom movable mounting of screwdriver handle has clamping device, clamping device's inboard movable mounting has slider, slider's bottom movable mounting has grinding device, outer tooth section of thick bamboo has been cup jointed in clamping device's the outside activity, the draw-in groove has been seted up at the top of outer tooth section of thick bamboo.

Preferably, a rotary table is movably mounted on the inner side of the outer tooth cylinder, a gear is arranged on the outer side of the rotary table, a threaded groove is formed in the bottom of the rotary table, a clamping slide block is movably mounted below the threaded groove, clamping slide grooves are formed in two sides of the clamping slide block, and a side slide rod or a positive rod is fixedly connected to the bottom of the outer side of the clamping slide block.

Preferably, the threaded wall has been seted up to the inboard of the first one of carousel, the helical gear has been seted up to the inboard of carousel lower half, carousel integrated into one piece, the inboard meshing of helical gear has the skewed tooth pole, the flexible arm of bottom fixedly connected with of skewed tooth pole, the flexible slider of bottom fixedly connected with of flexible arm, the recess slide has been seted up to the inboard of side slide bar, flexible slider is fixed cup joint in the telescopic link outside and can the pole inboard that sideslips slides from top to bottom, the intermediate swing joint of telescopic link has the mobile jib.

Preferably, the inboard meshing of screw thread wall has, bottom fixedly connected with telescopic link of polishing, telescopic link's bottom fixedly connected with bull stick of polishing, the both ends fixedly connected with turning handle of bull stick, the bottom swing joint of turning handle has the fly leaf, the hole groove has been seted up at the fly leaf center, the blade of polishing has been cup jointed in the activity of the mobile jib outside, fly leaf one side fixedly connected with polish pole and fixed connection in the top of blade of polishing.

The invention has the following beneficial effects:

1. according to the invention, the rotary table is rotated through the rotary meshing gear of the outer tooth cylinder, the rotary table is rotated to drive the thread groove to rotate, so that the meshed clamping slide block slides inwards along the clamping sliding groove, the clamping sliding groove drives the side sliding rod and the positive rod to clamp the outer side of the screw head inwards, the outer tooth cylinder is upwards clamped into the clamping groove to rotate the screw driver handle, so that the screw head is loosened, and the problem that a specific screw head needs a specific screwdriver or the screw head is milled and cannot be opened is solved.

2. According to the invention, the helical gear is meshed with the helical gear rod through the rotation of the turntable, so that the telescopic arm is straightened to drive the telescopic slider and drive the main rod and the telescopic rod to slide down to the top of the screw head quickly, the threaded wall is meshed to rotate so as to drive the rotating rod to rotate, the rotating handle makes a circular motion in the hole groove, and the polishing blade is sleeved outside the main rod, so that the polishing blade makes a horizontal reciprocating motion on the main rod and the telescopic rod to polish the screw head into the straight groove, so that a normal screwdriver can be conveniently screwed and unscrewed later, and the problem that the screw head cannot be replaced to cause the screw hole to be vacant is solved.

Drawings

FIG. 1 is a general view of a screwdriver according to the present invention;

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

FIG. 3 is an enlarged view of a portion of the structure A of FIG. 1 according to the present invention;

FIG. 4 is a schematic top view of the polishing device according to the present invention.

In the figure: 1. a screw driver handle; 2. a screwdriver rod; 20. a side slide bar; 21. a positive pole; 3. a screw head; 4. a clamping device; 40. an outer gear cylinder; 41. a turntable; 410. a gear; 411. a thread groove; 412. a threaded wall; 413. a helical gear; 42. a clamping chute; 43. clamping the sliding block; 44. a main rod; 45. a telescopic rod; 5. a sliding device; 50. a skewed tooth bar; 51. a telescopic arm; 52. a telescopic slide block; 6. a polishing device; 60. a threaded barrel; 61. polishing the telescopic rod; 62. a rotating rod; 63. a movable plate; 630. a hole groove; 64. a handle is rotated; 65. grinding the rod; 66. polishing the blade; 7. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a universal screwdriver comprises a screwdriver handle 1, a screwdriver rod 2 is movably connected to the bottom of the screwdriver handle 1, a side slide rod 20 is movably connected to the side of the screwdriver rod 2, a positive rod 21 is movably connected to the front of the screwdriver rod 2, a screwdriver head 3 is movably clamped at the bottom of the screwdriver rod 2, a clamping device 4 is movably mounted at the bottom of the screwdriver handle 1, a sliding device 5 is movably mounted at the inner side of the clamping device 4, a polishing device 6 is movably mounted at the bottom of the sliding device 5, an outer gear cylinder 40 is movably sleeved at the outer side of the clamping device 4, a clamping groove 7 is formed at the top of the outer gear cylinder 40, the clamping device 4, the sliding device 5 and the polishing device 6 are driven to operate by the rotation of the outer gear cylinder 40, the outer gear cylinder 40 is clamped upwards into the clamping groove 7 and then the screwdriver handle 1 is rotated, so that the milled screwdriver head 3 is taken out, the screw driver handle 1 is prevented from clamping the screw head 3 loosely when rotating, and the problem that the milled screw head 3 cannot be taken out is solved.

Wherein, the inboard movable mounting of outer tooth section of thick bamboo 40 has carousel 41, the outside of carousel 41 is seted up and has been connect gear 410, thread groove 411 has been seted up to the bottom of carousel 41, the below movable mounting of thread groove 411 has centre gripping slider 43, centre gripping spout 42 has been seted up to the both sides of centre gripping slider 43, the outside bottom fixedly connected with side slide bar 20 or positive pole 21 of centre gripping slider 43, make the gear 410 of meshing drive carousel 41 through the rotation of outer tooth section of thick bamboo 40 and rotate, the thread groove 411 is rotatory to make centre gripping slider 43 inwards slide along centre gripping spout 42, realized that centre gripping slider 43 drives side slide bar 20 and positive pole 21 and inwards grips screw pin fin 3, rotatory screw pin fin handle 1 takes out screw pin fin 3, the unable problem of taking out of the screw pin fin 3 of having solved the mill flower.

Wherein, threaded wall 412 has been seted up to the inboard of the first one of carousel 41, helical gear 413 has been seted up to the inboard of carousel 41 lower half, carousel 41 integrated into one piece, helical gear 413's inboard meshing has skewed tooth pole 50, the flexible arm 51 of bottom fixedly connected with of skewed tooth pole 50, the flexible slider 52 of bottom fixedly connected with of flexible arm 51, the recess slide has been seted up to the inboard of pole 20 that sideslips, flexible slider 52 fixes the cover and cup joints in the telescopic link 45 outside and can slide from top to bottom in pole 20 inboard that sideslips, the centre swing joint of telescopic link 45 has mobile jib 44, it is rotatory to make helical gear 413 meshing skewed tooth pole 50 rotatory through carousel 41, and then make skewed tooth pole 50 flexible slide flexible slider 52 and drive mobile jib 44 and telescopic link 45 down to the top of screw pin fin 3 fast, be convenient for threaded wall 412 to drive 60 and make grinding device 6 process screw pin fin 3, the practicality of the improvement device.

Wherein, the inner side of the thread wall 412 is engaged with 60, the bottom of 60 is fixedly connected with a polishing telescopic rod 61, the bottom of the polishing telescopic rod 61 is fixedly connected with a rotating rod 62, two ends of the rotating rod 62 are fixedly connected with rotating handles 64, the bottom of the rotating handle 64 is movably connected with a movable plate 63, the center of the movable plate 63 is provided with a hole slot 630, the outer side of the main rod 44 is movably sleeved with a polishing blade 66, one side of the movable plate 63 is fixedly connected with a polishing rod 65 and is fixedly connected with the top of the polishing blade 66, the rotating rod 62 is rotated through the engagement of 60 of the thread wall 412, because the grinding blade 66 is sleeved outside the main rod 44, the rotating handles 64 at the two ends of the rotating rod 62 do circular motion in the hole slots 630, thereby drive blade 66 of polishing and do reciprocating motion on mobile jib 44 and telescopic link 45, realized blade 66 of polishing and process the screw head 3 and polish out a straight line groove, the normal bottle opener of being convenient for can use, has solved the unable matching of screw and has changed the problem that causes the screw hole vacant.

The using method of the invention has the following working principle:

the outer gear barrel 40 is rotated to make the engaged gear 410 drive the rotating disc 41 to rotate, the thread groove 411 is rotated to make the clamping slide block 43 slide inwards along the clamping slide groove 42, so that the side sliding rod 20 and the positive rod 21 clamp the screw head 3 inwards, the bevel gear 413 is meshed with the bevel gear rod 50 to enable the telescopic arm 51 to be straightened, the telescopic sliding block 52 drives the main rod 44 and the telescopic rod 45 to descend to the top of the screw head 3 along the inner side sliding groove of the side sliding rod 20, the threaded wall 412 is meshed with the threaded wall 60 to enable the polishing telescopic rod 61 to rotate to drive the rotating rod 62 to rotate, and further the rotating rod 64 makes circular motion in the hole groove 630, because the grinding blade 66 is sleeved outside the main rod 44, the movable plate 63 drives the grinding blade 66 to do reciprocating linear motion, the screw head 3 is ground into a straight groove, the outer gear barrel 40 is clamped upwards into the clamping groove 7, so that the internal device stops running, and the screw head 3 is taken out by rotating the screw driver handle 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. A universal screwdriver, comprising a screwdriver handle (1), characterized in that: the utility model discloses a screw driver, including screw driver handle (1), screw driver handle, clamping device, outer tooth cylinder (40) have been cup jointed in the outside activity of clamping device (4), draw-in groove (7) have been seted up at the top of outer tooth cylinder (40), the side swing joint of screw driver handle (2) has side slide bar (20), the front swing joint of screw driver handle (2) has positive pole (21), the bottom activity clamp of screw driver handle (2) has screw pin head (3), the bottom movable mounting of screw driver handle (1) has clamping device (4), the inboard movable mounting of clamping device (4) has slider (5), the bottom movable mounting of slider (5) has grinding device (6), outer tooth cylinder (40) have been cup jointed in the outside activity of clamping device (4).

2. A universal screwdriver as claimed in claim 1, wherein: the inside movable mounting of outer tooth section of thick bamboo (40) has carousel (41), the outside of carousel (41) is seted up and has been connect gear (410), thread groove (411) have been seted up to the bottom of carousel (41), the below movable mounting of thread groove (411) has centre gripping slider (43), centre gripping spout (42) have been seted up to the both sides of centre gripping slider (43), the outside bottom fixedly connected with side slide bar (20) or positive pole (21) of centre gripping slider (43).

3. A universal screwdriver as claimed in claim 2, wherein: threaded wall (412) have been seted up to the inboard of carousel (41) first one, helical gear (413) have been seted up to the inboard of carousel (41) lower half, carousel (41) integrated into one piece, the inboard meshing of helical gear (413) has skewed tooth pole (50), the flexible arm of bottom fixedly connected with (51) of skewed tooth pole (50), the flexible slider of bottom fixedly connected with (52) of flexible arm (51), the inboard of side slide bar (20) is seted up fluted slide, flexible slider (52) fixed cup joint in the telescopic link (45) outside and can side slide bar (20) inboard from top to bottom, the middle swing joint of telescopic link (45) has mobile jib (44).

4. A universal screwdriver as claimed in claim 3, wherein: the inboard meshing of screw thread wall (412) has (60), the bottom fixedly connected with telescopic pole (61) of polishing of (60), the bottom fixedly connected with bull stick (62) of telescopic pole (61) of polishing, both ends fixedly connected with bull stick (64) of bull stick (62), the bottom swing joint of bull stick (64) has fly leaf (63), hole groove (630) have been seted up at fly leaf (63) center, blade (66) of polishing has been cup jointed in mobile jib (44) outside activity, fly leaf (63) one side fixedly connected with pole (65) and fixed connection in the top of blade (66) of polishing.