Safety device of nail outlet gun nozzle of electric nail gun and nail gun

Abstract

The utility model discloses a safety device of a nail outlet gun nozzle of an electric nail gun and the nail gun, and belongs to the technical field of nail guns. The safety device comprises a gun head assembly, a safety rod, a guide mechanism, a connecting mechanism and an adjusting mechanism, the safety rod is connected to the nail outlet gun nozzle, a nail guide component is arranged on the gun head assembly, the adjusting mechanism is connected with the safety rod, and the connecting mechanism is provided with a safety connecting rod. The safety connecting rod is connected with a nail guiding component of the gun head assembly through a guiding mechanism. The device is simple in structure and compact in layout, the adjusting mechanism directly connected with the bumper is arranged, the adjusting mechanism and the bumper can move synchronously, the axial length of the bumper can be directly adjusted through the adjusting mechanism, and adjustment is easy and convenient; and the safety connecting rod is connected with the nail guide component of the gun head assembly through the guide mechanism and matched with the adjusting mechanism to achieve nail gun depth control, and the nail gun operation practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the nail gun technical field, more specifically, it relates to a kind of safety device and nail gun of electric nail gun out nail gun nozzle. BACKGROUND

[0002] At present, in the electric nail gun technical field, the safety device of the out nail gun nozzle is the core component to ensure the operation safety and the working accuracy, but the traditional nail gun safety mechanism generally has the following technical defects:

[0003] The adjustment of the safety lever of most safety devices needs additional tools (such as hex wrench) or split type limiting parts, which is complicated to operate and limited in adjustment accuracy, and the adjustment mechanism is complex and inefficient, with problems of easy loosening and inability to fine-tune. UTILITY MODEL CONTENT

[0004] The utility model is just to solve the technical problems in the prior art, provide a kind of safety device and nail gun of electric nail gun out nail gun nozzle.

[0005] To solve the above technical problems, the utility model provides the following technical scheme:

[0006] A kind of safety device of electric nail gun out nail gun nozzle, including gun head assembly, safety lever and guide mechanism, safety lever is connected on the out nail gun nozzle, gun head assembly is provided with nail guide component, further including connecting mechanism and adjustment mechanism, adjustment mechanism is connected with safety lever, connecting mechanism is equipped with safety connecting rod, safety connecting rod is connected with the nail guide component of gun head assembly by guide mechanism.

[0007] Preferably, the safety connecting rod includes a main body portion and a first connecting portion, the first connecting portion is connected with the adjustment mechanism, and the main body portion is provided with a guide portion connected with the nail guide component.

[0008] Preferably, the main body portion and the first connecting portion are an integral structure, and the main body portion and the first connecting portion are arranged perpendicular to each other, the guide portion is provided with a guide groove, and the guide groove is a slot structure arranged along the axial direction of the safety connecting rod.

[0009] Preferably, the main body portion is provided with a first positioning portion, and the first positioning portion is provided with a positioning protrusion extending outward along the main body portion.

[0010] Preferably, the nail guide component is provided with a guide matching portion and a second positioning portion adaptedly connected with the guide portion, and the guide matching portion is movably connected with the guide portion.

[0011] The second positioning part is provided with a positioning column arranged along the radial direction of the guide pin part, and a spacing is arranged between the positioning column and the positioning protrusion.

[0012] Preferably, the adjusting mechanism comprises an adjusting knob, a first end of the adjusting knob is connected with the bumper, and a second end of the adjusting knob is connected with the safety connecting rod.

[0013] Preferably, the adjusting knob comprises a knob main body, the knob main body is in a cylindrical structure, and an anti-skid part is arranged on the outer surface of the knob main body in a circumferential direction.

[0014] The first end of the adjusting knob is provided with an adjusting through hole, the adjusting knob is connected with the bumper through the adjusting through hole, and the second end of the adjusting knob is provided with a connecting rod connecting part, and the adjusting knob is connected with the safety connecting rod through the connecting rod connecting part.

[0015] Preferably, the bumper is connected with a protection mechanism, and the protection mechanism comprises a protection sleeve.

[0016] Preferably, the protection sleeve is sleeved on the outer periphery of the bumper, the protection sleeve is connected with the bumper in a clamping mode, and the protection sleeve is connected with a connecting reinforcing part.

[0017] Further, the utility model still provides a nail gun, including drive part, transmission part and lifting part, still include above-mentioned electric nail gun nail outlet gun nozzle's safety device.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] The utility model discloses simple structure, compact layout, through setting up the adjusting mechanism directly connected with the bumper, the adjusting mechanism can move in synchronization with the bumper, the axial length of the bumper can be directly adjusted through the adjusting mechanism, and the adjusting is convenient, and the safety connecting rod is connected with the guide pin part of the gun head assembly through the guide mechanism, and the nail gun depth control is realized in cooperation with the adjusting mechanism, and the utility of the nail gun operation is strong. ACCURACY

[0020] In order to more clearly illustrate the technical scheme in the embodiment of the present application, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description, and obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creating labor intensity.

[0021] Figure 1 It is a structure schematic view of the safety device of the utility model;

[0022] Figure 2 It is a structure schematic view of the safety connecting rod embodiment of the utility model;

[0023] Figure 3 For the utility model Figure 1 The partial enlarged structure schematic view of A in the middle;

[0024] Figure 4 For the utility model adjusting mechanism embodiment's three-dimensional structure schematic view;

[0025] Figure 5 For the utility device adjusting mechanism embodiment's overhead structure schematic view;

[0026] Figure 6 For the utility model Figure 5 The B-B direction section view in the middle;

[0027] Figure 7 For the utility model bumper bar embodiment's structure schematic view;

[0028] Figure 8 For the utility device protective sleeve embodiment's structure schematic view;

[0029] Figure 9 For the utility device nail gun partial structure embodiment's structure schematic view.

[0030] The symbol mark in the drawing is explained:

[0031] 1, gun head assembly;2, bumper bar;21, adjusting screw;22, clamping hole;3, guide mechanism;4, guide nail part;41, guide block;42, positioning column;5, adjusting mechanism;51, adjusting knob;52, knob main body;53, adjusting through hole;54, connecting rod connecting part;55, adjusting limit hole;6, safety connecting rod;61, main body part;62, first connecting part;63, guide groove;64, positioning protrusion;7, adjusting spring;8, rolling bearing ball;9, protective sleeve;91, clamping block;10, sheath hoop. Specific implementation

[0032] In order to make the technical problem to be solved in the application, technical scheme and beneficial effect more clearly, the following is combined with the embodiment, and the electric nail gun of the application is further detailed.The specific embodiments described herein are merely used to explain the application and not used to limit the application.

[0033] Embodiment 1

[0034] Please refer to Figure 1The embodiment provides an insurance device of a nail gun nozzle of an electric nail gun, which comprises a gun head assembly 1, an insurance rod 2 and a guide mechanism 3, the insurance rod 2 is connected to the nail gun nozzle, the gun head assembly 1 is provided with a nail guide part 4, further comprises a connecting mechanism and an adjusting mechanism, the adjusting mechanism 5 is connected with the insurance rod 2, the connecting mechanism is provided with an insurance connecting rod 6, and the insurance connecting rod 6 is connected with the nail guide part 4 of the gun head assembly 1 through the guide mechanism 3.

[0035] The utility model discloses simple structure, compact layout, through setting up and the adjusting mechanism 5 of insurance rod 2 direct connection, the adjusting mechanism 5 with insurance rod 2 can move synchronously, through the adjusting mechanism 5, the axial length of insurance rod 2 can be directly adjusted, and the adjustment is simple and convenient, and further, the insurance connecting rod 6 is connected with the nail guide part 4 of the gun head assembly 1 through the guide mechanism 3, and the nail gun depth control is realized in cooperation with the adjusting mechanism 5, and the practicability of nail gun operation is strong.

[0036] In the embodiment, as shown in the figure, Figure 2 The insurance connecting rod 6 comprises a main body part 61 and a first connecting part 62, the first connecting part 62 is connected with the adjusting mechanism 5, and the main body part 61 is provided with a guide part connected with the nail guide part 4.

[0037] Specifically, the insurance connecting rod 6 is arranged at the upper portion of the nail guide part 4, the main body part 61 and the first connecting part 62 are integrally machined structures, and the main body part 61 and the first connecting part 62 are arranged perpendicularly to each other. The main body part 61 is a mounting plate structure, the first connecting part 62 is a connecting ring structure, the inner periphery of the first connecting part 62 is a circular structure matched with the adjusting mechanism 5, the outer periphery of the first connecting part 62 is a circular structure, and the insurance connecting rod 6 is connected with the adjusting mechanism 5 through the first connecting part 62.

[0038] The guide part is provided with a guide groove 63, and the guide groove 63 is a square slot hole structure arranged along the axial direction of the insurance connecting rod 6.

[0039] Further, the main body part 61 is provided with a first positioning part, the first positioning part is provided with a positioning protrusion 64 extending outward along the main body part 61, the positioning protrusion 64 is a square protrusion structure, the positioning protrusion 64 and the main body part 61 are arranged on the same horizontal plane without vertical direction deviation, and the positioning protrusion 64 moves synchronously with the insurance connecting rod 6.

[0040] Further, as a preferred embodiment of the utility model, the specific structure and shape of the insurance connecting rod 6 are not limited to fixed structures, and can be adapted and adjusted according to the installation requirements of the adjusting mechanism 5 and the gun head assembly 1.

[0041] In the embodiment, as shown in the figure, Figure 1 , Figure 3 The nail guide part 4 is provided with a guide matching part matched with the guide part of the insurance connecting rod 6, and the guide matching part is movably connected with the guide part.

[0042] Specifically, the guide matching part comprises a guide block 41, the guide block 41 is arranged to extend radially outwardly along the direction of the nail guide part 4, and the extension distance of the guide block 41 is matched with the depth of the guide groove 63 of the safety connecting rod 6, the guide block 41 is arranged in the guide groove 63, and the guide block 41 and the guide groove 63 can slide relative to each other, under the driving of an external force, the safety connecting rod 6 can slide along the axial direction of the guide groove 63, and then the position of the safety connecting rod 6 is adjusted.

[0043] Further, the nail guide part 4 is provided with a second positioning part, the second positioning part is provided with a positioning column 42, the positioning column 42 is arranged to extend along the radial direction of the nail guide part 4, and the outer extension length of the positioning column 42 can be equal to or slightly greater than the thickness of the positioning protrusion 64.

[0044] Specifically, the positioning column 42 is in a cylindrical structure, a spacing is arranged between the positioning column 42 and the positioning protrusion 64 of the safety connecting rod 6, and the positioning column 42 is arranged on the axial movement trajectory extension line of the positioning protrusion 64, the positioning column 42 cooperates with the positioning protrusion 64 to realize accurate positioning, not only can limit the movement range of the safety connecting rod 6, ensure that the safety connecting rod 6 slides only in the preset path, and prevent the safety connecting rod 6 from being excessively stretched out, but also can prevent accidental displacement of the safety connecting rod 6 due to vibration or accidental collision.

[0045] Further, as a preferred embodiment of the utility model, the guide block 41 and the guide groove 63 are matched in size and shape, and the specific setting shape of the guide block 41 and the guide groove 63 can be adjusted according to the actual use of the nail gun; the guide block 41 and the positioning column 42 are both arranged perpendicularly to the upper plane of the nail guide part 4, and the specific shape of the positioning protrusion 64 and the positioning column 42 can be adjusted according to the actual application.

[0046] As shown in Figure 1 , Figure 4 , in the embodiment, the adjusting mechanism 5 comprises an adjusting knob 51, a first end of the adjusting knob 51 is connected with the safety lever 2, and a second end of the adjusting knob 51 is connected with the safety connecting rod 6.

[0047] Specifically, the adjusting knob 51 comprises a knob main body 52, the knob main body 52 is in a cylindrical structure, and an anti-skid part is arranged on the outer surface of the knob main body 52 in the circumferential direction of the knob main body 52, the anti-skid part is an anti-skid line or an anti-skid knurl arranged on the outer periphery of the knob main body 52, so as to enhance the friction and the operability of the adjusting knob.

[0048] As shown in Figure 4 , Figure 5As shown, the first end of the adjustment knob 51 is provided with an adjustment through hole 53. The adjustment knob 51 is connected to the safety rod 2 at the end through the adjustment through hole 53. The safety rod 2 is inserted into the adjustment through hole 53 through a connecting component. The second end of the adjustment knob 51 is provided with a connecting rod connecting part 54. The adjustment knob 51 is connected to the safety connecting rod 6 through the connecting rod connecting part 54. The safety connecting rod 6 is sleeved on the connecting rod connecting part 54 through the first connecting part 62.

[0049] Furthermore, such as Figure 6 As shown, in this embodiment, the knob body 51 is provided with an adjustment limiting hole 55. The adjustment limiting hole 55 is arranged along the axial direction of the knob body 52 and is a circular hole structure. The outlet of the adjustment limiting hole 55 faces one end of the safety link 6. An adjustment spring 7 is provided in the adjustment limiting hole 55 along its axial direction. The inner end of the adjustment spring 7 is connected to a rolling bearing ball 8. The outer end of the adjustment spring 7 is connected to the first connecting part 62 of the safety link 6 through a spring seat. A locking nut is provided on the link connecting part 54 of the adjustment knob 51. The locking nut is located at the end of the safety link 6. The displacement of the end of the safety link 6 is limited by the locking nut, and the preload of the adjustment spring 7 can be locked at the same time, so as to facilitate the adjustment of the length of the safety link 2 by rotating the adjustment knob 51.

[0050] Since the adjustment knob 51 is directly connected to the safety bar 2, the adjustment stroke of the safety bar 2 can be controlled by rotating the adjustment knob 51, with each rotation corresponding to the adjustment displacement.

[0051] In this embodiment, as Figure 1 , Figure 7 As shown, the safety rod 2 is connected to the end of the gun head assembly 1, and its end is directly connected to the adjustment knob 51 for easy adjustment of its axial length.

[0052] Specifically, the end of the safety rod 2 is provided with an adjusting screw 21. The safety rod 2 is connected to the adjusting knob 51 through the adjusting screw 21. The adjusting screw 21 is inserted into the adjusting through hole 53 of the adjusting knob 51. The structure of the adjusting screw 21 is adapted to the size of the adjusting through hole 53. The inner circumference of the adjusting screw 21 is provided with a threaded hole arranged along its axial direction. The lower end of the safety rod 2 is slidably engaged with the gun head assembly 1. By rotating the adjusting knob 51, the safety rod 2 can be driven to move axially under the action of the adjusting spring 7.

[0053] Furthermore, such as Figure 1 , Figure 8 As shown, a protective mechanism is connected to the safety rod 2. The protective mechanism includes a protective sleeve 9, which is fitted around the outer periphery of the safety rod 2. The inner periphery structure of the protective sleeve 9 is adapted to the outer periphery structure of the safety rod 2. The protective sleeve 9 can stably protect the working surface, prevent the nozzle from directly contacting the workpiece, avoid scratching the working surface, and extend the service life.

[0054] Specific, the end of the bumper 2 both sides are provided with a circular clamping hole 22, the inner periphery of the protective sleeve 9 both sides are provided with a hemispherical clamping block 91, the protective sleeve 9 is clamped in the clamping hole 22 of the outer periphery of the bumper 2 through the clamping block 91, convenient connection, and the outer periphery of the protective sleeve 9 is reinforced with a connecting reinforcing component, the connecting reinforcing component is provided with a protective sleeve hoop 10, the protective sleeve hoop 10 is made of elastic ductile material, further fastening the connecting effect of the protective sleeve 9 and the bumper 2, preventing it from slipping.

[0055] Further, as shown in Figure 9 The utility model discloses a nail gun, including drive component, transmission component and lifting component, still include the safety device of electric nail gun nail outlet gun nozzle of above -mentioned.

[0056] The utility model safety device when assembling uses, first connect the safety connecting rod 6 with external component, then adjust knob 51 is rotated into the adjusting screw rod 21 of bumper 2, again through washer, connecting screw etc. are connected to the thread hole of adjusting screw rod fixed in the adjusting through -hole 53, adjust spring 7, spring seat and ball are placed to the adjusting limit hole 55 of adjusting knob 51, then the safety connecting rod 6 is set in adjusting knob 51, and is rotated into locking nut fixed, after each part of above -mentioned is set in fixed, realize the stable connection of gun head subassembly and each part, and the rotation flexibility of adjusting knob is rotated, it can adjust the distance not less than 8mm. When gun nozzle contacts work piece, the bumper is retracted by external force, the utility model realizes the convenient adjustment of bumper through adjusting knob and adjusting spring, and the spring end position is limited, not only realizes the locking of spring pre -tightening force, but also can be used for making the bumper fast return after impact, the bumper stroke can be controlled through adjusting knob, and the depth or force of firing is adjusted.

[0057] The utility model provides a kind of safety device of electric nail gun nail outlet gun nozzle and nail gun with simple structure, compact layout, by being provided with adjusting knob 51 directly connected with bumper 2, adjusting knob 51 and bumper 2 can be moved synchronously, the axial length of bumper 2 can be directly adjusted by adjusting knob 51, and adjustment is simple and convenient;And the safety connecting rod 6 is cooperated with the guide block 41 of nail guide component 4 of gun head subassembly 1 by the guide groove 63 of guide mechanism 3, and the axial movement of positioning protrusion 64 is limited by positioning column 42, cooperate adjusting knob 51 to realize nail gun depth control, realize accurate limit, increase positioning stability, and nail gun operation is practical;And the outer periphery of bumper is additionally provided with protective sleeve 9 and protective sleeve hoop 10, protects work surface.The utility model not only simple structure, light in weight, but also front end has strong adaptability, high wear resistance characteristics, high reliability, convenient operation.

[0058] In the description of the utility model, need understanding is, such as the term "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and so on indicate the orientation or positional relationship is based on the orientation or positional relationship shown in the drawing, just for the convenience of describing the present application and simplifying the description, and not indicate or imply the indicated device or element must have a particular orientation, with a particular orientation configuration and operation, therefore can not be understood as the limitation of the present application.

[0059] In addition, the terms "first", "second" are only for the purpose of description, and can not be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0060] The above only describes the preferred embodiments of the present application and does not limit the present application. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A safety device for a nail gun tip of an electric nail gun, comprising a head assembly, a safety lever and a guide mechanism, the safety lever being connected to the nail gun tip, characterized in that, The nail gun head assembly is provided with a nail guiding part, and further comprises a connecting mechanism and an adjusting mechanism, the adjusting mechanism is connected with the safety lever, the connecting mechanism is provided with a safety connecting rod, and the safety connecting rod is connected with the nail guiding part of the nail gun head assembly through the guiding mechanism.

2. The safety device for the ejection of nails from a nail gun according to claim 1, characterized in that The safety connecting rod comprises a main body part and a first connecting part, the first connecting part is connected with the adjusting mechanism, and the main body part is provided with a guiding part connected with the nail guiding part.

3. The safety device for the ejection of nails from a nail gun according to claim 2, characterized in that The main body part and the first connecting part are in an integrated structure, and the main body part and the first connecting part are arranged perpendicularly to each other, the guiding part is provided with a guiding groove, and the guiding groove is in a slot hole structure arranged along the axial direction of the safety connecting rod.

4. The safety device for the ejection of nails from a nail gun according to claim 2, wherein The main body part is provided with a first positioning part, and the first positioning part is provided with a positioning protrusion extending outward along the main body part.

5. The safety device for the ejection of nails from a nail gun according to claim 4, characterized in that The nail guiding part is provided with a guiding matching part and a second positioning part adaptedly connected with the guiding part, and the guiding matching part is movably connected with the guiding part. The second positioning part is provided with a positioning column arranged along the radial direction of the nail guiding part, and a spacing is arranged between the positioning column and the positioning protrusion, and the positioning column is matched with the positioning protrusion.

6. The safety device for the ejection of nails from a nail gun according to claim 1, wherein The adjusting mechanism comprises an adjusting knob, a first end of the adjusting knob is connected with the safety lever, and a second end of the adjusting knob is connected with the safety connecting rod.

7. The safety device for the ejection of nails from a nail gun according to claim 6, characterized in that The adjusting knob comprises a knob main body, the knob main body is in a cylindrical structure, and an outer surface of the knob main body is provided with an anti-skid part arranged along the circumference thereof; The first end of the adjusting knob is provided with an adjusting through hole, the adjusting knob is connected with the safety lever through the adjusting through hole, the second end of the adjusting knob is provided with a connecting rod connecting part, and the adjusting knob is connected with the safety connecting rod through the connecting rod connecting part.

8. The safety device for the ejection of nails from a nail gun according to claim 1, wherein The safety lever is connected with a protection mechanism, and the protection mechanism comprises a protection sleeve.

9. The safety device for the ejection of nails from a nail gun according to claim 8, characterized in that The protection sleeve is sleeved on the outer periphery of the safety lever, the protection sleeve is connected with the safety lever in a clamping mode, and the protection sleeve is connected with a connecting reinforcing part.

10. A nail gun comprising a driving member, a transmission member, and a lifting member, characterized in that, Further comprise the safety device of the electric nail gun nail gun nozzle of any one of claims 1-9. Further comprise the safety device of the electric nail gun nail gun nozzle of any one of claims 1-9.

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