CN219444933U - Positioning auxiliary device for hammering screw - Google Patents

Abstract

The utility model discloses a positioning auxiliary device for screw hammering, which comprises a bottom plate, wherein the upper end of the bottom plate is fixedly connected with a boss, a through hole is formed in the boss, a positioning cylinder is movably clamped in the through hole, a fixing cavity is formed in the side surface of the bottom plate, and a fixing clamping block is fixedly connected to the side surface of a telescopic plate. This kind of screw is beaten and is used location auxiliary device utilizes the setting drum of grafting in the through-hole to carry out spacing fixed to the screw to make the screw keep vertical state at rotatory or hammering in-process, can not slope or shift, realize the location mesh to the screw, at rotatory screw or hammering in-process, the user can support the bottom plate and realize the location to the screw, improves area of contact, the location of being convenient for has also reduced the probability of screw or hammer accidental injury user's hand simultaneously.

Description

Positioning auxiliary device for hammering screw

Technical Field

The utility model relates to the technical field of screws, in particular to a positioning auxiliary device for hammering screws.

Background

The screw is a common mechanical part, is usually used for fastening a wooden part, a plastic part, a metal part and the like, when the screw is used, the screw is usually screwed into a workpiece by using a screw driver or is hammered into the workpiece by using a weight such as a hammer, in the prior art, in the process of rotating by using the screw driver or hammering by using the hammer, a user firstly needs to hold the screw by one hand, and the screw is driven by the other hand by using the screw driver, but because the contact area between the hand and the screw is too small, the screw is not held stably, the phenomenon of screw deviation or inclination easily occurs in the rotating or driving process, the connecting effect of the workpiece is influenced, the surface of the workpiece is damaged, in addition, the distance between the hand and the upper end of the screw is relatively short, and the hand of the user is easily injured by mistake when the screw is deviated or the hammer is deviated. For this purpose, we propose a positioning aid for screw hammering.

Disclosure of Invention

The utility model aims to provide a positioning auxiliary device for screw hammering, which aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a screw is beaten with location auxiliary device, includes the bottom plate, bottom plate upper end fixedly connected with boss, be provided with the through-hole on the boss, activity joint has a positioning tube in the through-hole, bottom plate, boss and positioning tube are two half splice, the screw has been inserted in the positioning tube, the bottom plate side is provided with fixed chamber, fixed intracavity joint has the expansion plate and is fixed through retaining member locking, expansion plate side fixedly connected with fixed fixture block, the cross-section of fixed fixture block is "U" shape, fixed fixture block bottom threaded connection has the screw rod, screw rod upper end fixedly connected with butt plate.

Preferably, a limiting groove is formed in the inner wall of the through hole, a limiting block is fixedly connected to the side face of the positioning cylinder, and the limiting block is movably clamped in the limiting groove.

Preferably, anti-slip ribs are arranged on the upper side and the lower side of the bottom plate.

Preferably, the upper surface and the side surfaces of the base plate and the boss are provided with observation windows.

Preferably, the expansion plate comprises a first connecting plate, a sliding cavity, a second connecting plate and an elastic piece, wherein the first connecting plate is movably clamped in the fixed cavity, the sliding cavity is arranged in the first connecting plate, the second connecting plate is movably clamped in the sliding cavity, the end part of the second connecting plate is fixedly connected with the fixed clamping block, and the elastic piece is arranged between the side surface of the second connecting plate and the inner wall of the sliding cavity.

Preferably, the retaining member comprises a retaining groove, a retaining rod, a pulling plate and a spring, wherein the retaining groove is formed in the expansion plate, the retaining rod penetrates through the bottom plate to be arranged, the end portion of the retaining rod is inserted into the retaining groove, the upper end of the retaining rod is fixedly connected with the pulling plate, and the spring is arranged between the bottom end of the pulling plate and the upper surface of the bottom plate.

Compared with the prior art, the utility model has the beneficial effects that: this kind of screw is beaten and is used positioning auxiliary device utilizes the setting drum of pegging graft in the through-hole to carry out spacing fixed to the screw for the screw can vertically place the upper end at work piece needs junction, and make the screw keep vertical state at rotatory or hammering in-process, can not incline or shift, realize the location purpose to the screw, through the grafting connection of setting drum and through-hole, be convenient for change the setting drum, adapt to the screw of equidimension, improve the suitability of device, through bottom plate and work piece butt contact, at rotatory screw or hammering in-process, the user can support the bottom plate and realize the location to the screw, improve area of contact, be convenient for the location, the probability of screw or hammer user's hand has also been reduced simultaneously, can be with the bottom plate joint at the edge of work piece through fixed fixture block, further improve the stability of bottom plate.

Drawings

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

FIG. 2 is a front cross-sectional view of the present utility model;

fig. 3 is an enlarged schematic view at a in fig. 2.

In the figure: the anti-slip device comprises a bottom plate 1, a boss 2, a through hole 3, a positioning cylinder 4, a limiting groove 5, a limiting block 6, a screw 7, an anti-slip convex edge 8, an observation window 9, a fixed cavity 10, a telescopic plate 11, a first connecting plate 111, a sliding cavity 112, a second connecting plate 113, an elastic piece 114, a locking piece 12, a locking groove 121, a locking rod 122, a pulling plate 123, a spring 124, a fixed clamping block 13, a screw 14 and an abutting plate 15.

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.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a screw is beaten and is used location auxiliary device, including bottom plate 1, bottom plate 1 upper end fixedly connected with boss 2, be provided with through-hole 3 on the boss 2, movable joint has positioning tube 4 in the through-hole 3, bottom plate 1, boss 2 and positioning tube 4 are two half splice, peg graft in the positioning tube 4 has screw 7, the upper and lower both sides of bottom plate 1 all are provided with anti-skidding bead 8, bottom plate 1 and the upper surface and the side of boss 2 all are provided with viewing window 9, the cross-section of bottom plate 1 is circular, boss 2 is cylindrical, and boss 2 and bottom plate 1 coaxial arrangement, through-hole 3 is located boss 2's center department, positioning tube 4 and through-hole 3 movable joint are convenient for take out positioning tube 3 and change, removable positioning tube 3 of different internal diameters, adapt to the screw 7 of equidimension, improve the suitability of device, bottom plate 1, boss 2 and positioning tube 4 are two half structures and peg graft and form a whole structure, the insertion of the two halves can be realized by matching the insertion blocks and the insertion slots respectively arranged on the side surfaces of the two halves, and other splicing structures can be adopted, and the splicing structure is not particularly limited, when the novel screw nail fixing device is used, firstly, the base plate 1, the boss 2 and the positioning cylinder 3 are spliced completely, the base plate 1 is placed on the surface of a workpiece, the through holes 3 are aligned with the positions of the screws required to be driven into the surface of the workpiece, the positioning cylinder 4 with proper size is clamped into the through holes 3, the screws 7 are inserted into the positioning cylinder 4, the positioning cylinder 4 is utilized to position the screws 7, so that the screws 7 are kept in a vertical state in the driving process, the screws 7 are prevented from being deflected or inclined in the rotating or hammering process, simultaneously, the hand of a user can support the base plate 1, the base plate 1 is prevented from being shifted, and after the screws 7 are primarily driven into the workpiece, the base plate 1, the boss 2 and the half body of the positioning cylinder 3 are separated respectively, the screw is completely exposed, and then the screw 7 is continuously rotated or hammered into the workpiece until the screw completely enters the workpiece;

the inner wall of the through hole 3 is provided with a limit groove 5, the side surface of the positioning cylinder 4 is fixedly connected with a limit block 6, the limit block 6 is movably clamped in the limit groove 5, the positioning cylinder 4 can be clamped into the through hole 3 and limited by the cooperation of the limit block 6 and the limit groove 5, in addition, after the insertion of the positioning cylinder 4 is completed, the bottom end of the positioning cylinder 4 is higher than the surface of a workpiece, namely, a certain distance is reserved between the bottom end of the positioning cylinder 4 and the upper surface of the workpiece, so that the condition of the bottom end of the screw 7 can be observed conveniently;

the side of the bottom plate 1 is provided with a fixing cavity 10, a telescopic plate 11 is clamped in the fixing cavity 10 and locked and fixed through a locking piece 12, a fixing clamping block 13 is fixedly connected to the side of the telescopic plate 11, the section of the fixing clamping block 13 is U-shaped, when the joint of a screw and a workpiece approaches the edge of the workpiece, the fixing clamping block 13 can be clamped at the edge of the workpiece, namely, the inner cavity of the U-shaped fixing clamping block 13 is clamped with the edge of the workpiece, so that the fixing limit of the bottom plate 1 is realized, the stability of the bottom plate 1 is improved, the telescopic plate 11 can be used for adjusting the length in a telescopic manner, the fixing clamping block 13 can contact the edge of the workpiece, a locking structure is arranged on the telescopic plate 11, and the length is positioned, such as a bolt, a nut locking piece and the like, without being particularly limited;

the expansion plate 11 comprises a first connecting plate 111, a sliding cavity 112, a second connecting plate 113 and an elastic piece 114, wherein the first connecting plate 111 is movably clamped in the fixed cavity 10, the sliding cavity 112 is arranged in the first connecting plate 111, the second connecting plate 113 is movably clamped in the sliding cavity 112, the end part of the second connecting plate 113 is fixedly connected with the fixed clamping block 13, the elastic piece 114 is arranged between the side surface of the second connecting plate 113 and the inner wall of the sliding cavity 112, the second connecting plate 113 can slide back and forth in the sliding cavity 112 of the first connecting plate 111, the length of the expansion plate 11 is adjusted, the elastic piece 114 is convenient for resetting the expansion plate 111, a locking structure of the expansion plate 11 can be arranged between the first connecting plate 111 and the second connecting plate 113, for example, the surface of the second connecting plate 113 is grooved, the first connecting plate 111 penetrates through a bolt piece, and the end part of the bolt can be clamped in the groove, and locking and fixing are realized;

the locking piece 12 comprises a locking groove 121, a locking rod 122, a pulling plate 123 and a spring 124, wherein the locking groove 121 is formed in the telescopic plate 11, the locking rod 122 penetrates through the bottom plate 1 and the end part of the locking rod is inserted into the locking groove 121, the upper end of the locking rod 122 is fixedly connected with the pulling plate 123, the spring 124 is arranged between the bottom end of the pulling plate 123 and the upper surface of the bottom plate 1, when the telescopic plate 11 is inserted into the fixed cavity 10, the pulling plate 123 is utilized to pull the locking rod 122 upwards, so that the bottom end of the locking rod 122 is far away from the fixed cavity 10, after the telescopic plate 11 is inserted, the pulling plate 123 can be loosened, and under the elastic action of the spring 124, the locking rod 122 is inserted into the locking groove 121 to realize locking fixation;

the screw rod 14 is connected to the bottom thread of the fixed clamping block 13, the abutting plate 15 is fixedly connected to the upper end of the screw rod 14, the screw rod 14 can be rotated according to the thickness of the edge of the workpiece, and the abutting plate 15 is driven to adjust the position up and down until the abutting plate 15 abuts against the workpiece.

When the screw fixing device is used, firstly, the bottom plate 1, the boss 2 and the positioning cylinder 3 are spliced completely, the bottom plate 1 is placed on the surface of a workpiece, the through holes 3 are aligned with positions, which are required to be driven into screws, of the surface of the workpiece, the positioning cylinder 4 with proper size is clamped into the through holes 3, the screws 7 are inserted into the positioning cylinder 4, the positioning cylinder 4 is utilized to position the screws 7, so that the screws 7 are kept in a vertical state in the driving process, the screws 7 are prevented from being deviated or inclined in the rotating or hammering process, meanwhile, the bottom plate 1 can be supported by the hands of a user, the bottom plate 1 is prevented from being shifted, after the screws 7 are primarily driven into the workpiece, the bottom plate 1, the boss 2 and the half bodies of the positioning cylinder 3 are separated, the screws are completely exposed, then the screws 7 are continuously rotated or hammered into the workpiece until the screws completely enter the workpiece, when the joints of the screws and the workpiece are close to the edge of the workpiece, the fixing clamp 13 can be clamped at the edge of the workpiece, namely, the inner cavity of the U-shaped fixing clamp 13 is clamped with the edge of the workpiece, the fixing clamp block is prevented from being clamped, the bottom plate 1 is prevented from being displaced, and the stability of the bottom plate 1 is improved.

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 (6)

1. The utility model provides a screw is beaten with location auxiliary device, includes bottom plate (1), its characterized in that: bottom plate (1) upper end fixedly connected with boss (2), be provided with through-hole (3) on boss (2), activity joint has positioning tube (4) in through-hole (3), bottom plate (1), boss (2) and positioning tube (4) are two half splice, screw (7) have been inserted in positioning tube (4), bottom plate (1) side is provided with fixed chamber (10), the joint has expansion plate (11) and is fixed through retaining member (12) locking in fixed chamber (10), fixed fixture block (13) of expansion plate (11) side fixedly connected with, the cross-section of fixed fixture block (13) is "U" shape, fixed fixture block (13) bottom threaded connection has screw rod (14), screw rod (14) upper end fixedly connected with butt joint board (15).

2. The positioning aid for screw hammering according to claim 1, wherein: the positioning device is characterized in that a limiting groove (5) is formed in the inner wall of the through hole (3), a limiting block (6) is fixedly connected to the side face of the positioning cylinder (4), and the limiting block (6) is movably clamped in the limiting groove (5).

3. The positioning aid for screw hammering according to claim 1, wherein: anti-slip convex edges (8) are arranged on the upper side and the lower side of the bottom plate (1).

4. The positioning aid for screw hammering according to claim 1, wherein: the upper surfaces and the side surfaces of the base plate (1) and the boss (2) are provided with observation windows (9).

5. The positioning aid for screw hammering according to claim 1, wherein: the expansion plate (11) comprises a first connecting plate (111), a sliding cavity (112), a second connecting plate (113) and an elastic piece (114), wherein the first connecting plate (111) is movably clamped in the fixed cavity (10), the sliding cavity (112) is arranged in the first connecting plate (111), the second connecting plate (113) is movably clamped in the sliding cavity (112), the end part of the second connecting plate (113) is fixedly connected with the fixed clamping block (13), and the elastic piece (114) is arranged between the side surface of the second connecting plate (113) and the inner wall of the sliding cavity (112).

6. The positioning aid for screw hammering according to claim 1, wherein: the locking piece (12) comprises a locking groove (121), a locking rod (122), a pulling plate (123) and a spring (124), wherein the locking groove (121) is formed in the expansion plate (11), the locking rod (122) penetrates through the bottom plate (1) to be arranged, the end part of the locking rod is inserted into the locking groove (121), the pulling plate (123) is fixedly connected to the upper end of the locking rod (122), and the spring (124) is arranged between the bottom end of the pulling plate (123) and the upper surface of the bottom plate (1).