CN212471353U - Nailing device - Google Patents

Abstract

The utility model relates to a mechanical engineering technical field discloses a nailing device, include: the nail gun comprises a barrel body, a nail feeding hole and a nail feeding hole, wherein the barrel body limits a working chamber, a first end of the barrel body is formed into a first opening, a second end of the barrel body is formed into a second opening, the first opening can be installed on a working surface with a hole to be nailed, the first opening is arranged around the periphery of the hole to be nailed, and the wall of the barrel body is provided with the nail feeding hole for a nail to enter the working chamber; the guide mechanism is arranged in the operation chamber and can guide the nail to the position of the hole to be nailed; and the nailing mechanism is arranged at the second opening and can drive the nail into the hole to be nailed. The nailing device is provided with a guide mechanism which can guide nails to the positions of holes to be nailed, thereby improving the accuracy of nailing.

Description

Nailing device

Technical Field

The utility model relates to a mechanical engineering technical field specifically relates to a nailing device.

Background

Often can need to drive into corresponding hole with nail form thing in the work progress, in order to can be with in the better hole of driving of nail especially the less nail of size, can set up nailing frock usually to guarantee the accuracy of nailing and the efficiency of nailing.

Taking the notes liquid hole on the apron of encapsulation battery as an example, at present, can be at the top surface installation nailing frock of apron, the nailing frock is including can setting up the tube-shape cavity that the both ends that are the opening form in notes liquid hole department, sets up the opening that can supply the nail to get into on the tube-shape cavity, still is provided with the nailing mechanism that can drive into the nail that gets into in the tube-shape cavity and annotate the liquid hole in the nailing frock.

However, after the nail is thrown into the tubular cavity, the nail is liable to fall into the liquid injection hole through the lower port of the tubular cavity, and therefore, the nailing mechanism cannot drive the nail into the liquid injection hole, and the nailing accuracy and the nailing efficiency are low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the nailing mechanism that prior art exists and can't squeeze into the problem in annotating the liquid hole with the nail accuracy, providing a nailing device, this nailing device have can with the nail guide extremely treat the guiding mechanism of nailing hole department to the accuracy of nailing has been improved.

In order to achieve the above object, an aspect of the present invention provides a nailing device, including:

the nail gun comprises a barrel body, a nail feeding hole and a nail feeding hole, wherein the barrel body limits a working chamber, a first end of the barrel body is formed into a first opening, a second end of the barrel body is formed into a second opening, the first opening can be installed on a working surface with a hole to be nailed, the first opening is arranged around the periphery of the hole to be nailed, and the wall of the barrel body is provided with the nail feeding hole for a nail to enter the working chamber;

the guide mechanism is arranged in the operation chamber and can guide the nail to the position of the hole to be nailed; and

the nailing mechanism is arranged at the second opening and can drive the nail into the hole to be nailed.

Above-mentioned technical scheme is through setting up guiding mechanism in the operation cavity to can lead the nail to treating nailing hole department, for example can lead the nail to treating directly over the nailing hole, make nailing mechanism can accurately squeeze into the nail and treat in the nailing hole, improve nailing efficiency from this. The nailing device is particularly suitable for nailing in the liquid injection hole of the battery, so that the sealing nail is accurately driven into the liquid injection hole, and the sealing performance of the battery is improved.

Preferably, the guide mechanism comprises a guide cylinder, the guide cylinder defines a guide chamber, the guide chamber extends along the extension direction of the operation chamber, and two ends of the guide cylinder are respectively formed into a guide inlet for the nail to enter into the guide chamber and a guide outlet for the nail to leave; wherein: the guide inlet is arranged on the lower stream of the nail inlet along the walking direction of the nail, and the guide outlet is opposite to the hole to be nailed.

Preferably, the guide cylinder is tapered in a direction from the guide inlet to the guide outlet; and/or

The size of the guide inlet in the radial direction is larger than that of the nail, and the size of the guide outlet in the radial direction is slightly smaller than that of the nail.

Preferably, the cylinder includes a first cylinder having a first end formed in an open shape and a second end opened with a connection port, and a second cylinder connected to the connection port and having a radial size smaller than that of the first cylinder, both ends of the second cylinder being formed in an open shape, wherein: the first end of the first cylinder is formed into the first opening, the first cylinder and the second cylinder jointly define the working chamber, and the nail feeding port is arranged on the wall of the second cylinder; wherein:

the guide inlet is connected to the connecting port.

Preferably, when the dimension in the radial direction of the guide outlet is slightly smaller than the dimension in the radial direction of the nail, the guide cylinder is provided so as to be able to contract in the radial direction along the guide cylinder, and the guide cylinder has a first state capable of retaining the nail and a second state capable of being pushed open toward the outside of the guide cylinder when the nailing mechanism performs a nailing operation so that the nail is driven into the hole to be nailed.

Preferably, the guide cylinder comprises a plurality of guide walls, one end of each guide wall is connected to the inner wall of the cylinder body and is distributed along the circumferential direction of the guide cylinder, the guide walls jointly enclose the guide cylinder, and the guide walls are arranged to be capable of moving in the direction away from each other in the second state.

Preferably, the guide wall is flexibly connected with the cylinder so that the guide wall can rotate around the flexible connection point in the second state; and/or

The guide mechanism includes an elastic member disposed between the guide wall and the cylinder, the elastic member being compressible in the second state.

Preferably, the nailing mechanism comprises a pressing rod which is arranged at the second opening and can move in a reciprocating manner along the axial direction of the guide cylinder; wherein:

the radial dimension of the end of the pressure lever capable of contacting the nail is not less than the radial dimension of the faced surface of the nail, the radial dimension of the guide inlet is greater than the radial dimension of the pressure lever, the radial dimension of the guide outlet is smaller than the radial dimension of the pressure lever in the first state, and the radial dimension of the guide outlet is increased to allow the pressure lever to pass through in the second state.

Preferably, the wall of the cylinder body is provided with an air suction port which can be connected with a vacuum pumping device, and the wall of the guide cylinder is provided with a vent hole for gas to pass through.

Preferably, the nailing device comprises a first seal disposed between the first opening and the work surface; and/or

The nailing device comprises a second sealing element which is arranged in the cylinder body and surrounds the pressing rod.

Drawings

Fig. 1 is a schematic sectional view of a nailing device according to a preferred embodiment of the present invention, wherein the guide mechanism is in a first state;

fig. 2 is a schematic sectional view of a nailing device according to a preferred embodiment of the present invention, wherein the guide mechanism is in a second state;

fig. 3 is a schematic top view of a guide cylinder of a nailing device according to a preferred embodiment of the present invention in a first state;

fig. 4 is a schematic top view of a guide cylinder of a nailing device according to a preferred embodiment of the present invention in a second state.

Description of the reference numerals

10-nailing device; 11-nailing; 12-a cylinder body; 12 a-a first cylinder; 12 b-a second cylinder; 120-a working chamber; 122 — a first opening; 124-a nail inlet; 126-an introduction tube; 127-an air extraction opening; 129-an air extraction pipe; 14-a nailing mechanism; 140-a pressure bar; 16-a guide mechanism; 160-a guide cylinder; 130-a guide wall; 132-a vent; 162-a guide chamber; 164-a pilot inlet; 166-leading to the outlet; 168-an elastic member; 18 a-a first seal; 18 b-a second seal; 20-punching a hole to be punched; 22-working surface.

Detailed Description

In the present invention, the use of directional terms such as "upper, lower, left and right" in the absence of a contrary explanation generally means that the terms "inside" and "outside" refer to the inside and outside of the outline of the component as viewed in the drawings and the scope of practical use.

The utility model provides a nailing device, nailing device 10 includes barrel 12, guiding mechanism 16 and nailing mechanism 14. Wherein, the barrel 12 defines the working chamber 120, that is, the working chamber 120 is disposed in the barrel 12, the first end of the barrel 12 is formed as a first opening 122, as shown in fig. 1, the first opening 122 can be disposed at the bottom end of the barrel 12, the second end of the barrel 12 is formed as a second opening, the second opening can be disposed at the top end of the barrel 12, the first opening 122 can be mounted on the working surface 22 with the hole to be nailed 20, when the sealed nail needs to be driven into the injection hole of the battery, the cover plate of the battery is the working surface 22, the injection hole of the battery is the hole to be nailed 20, the first opening 122 is surrounded at the periphery of the hole to be nailed 20, and the wall of the barrel 12 is provided with a nail feeding port 124 for the nail 11 to enter the working chamber; a guide mechanism 16 is provided in the working chamber 120, the guide mechanism 16 being provided so as to be able to guide the nail 11 to the hole to be nailed 20; the nailing mechanism 14 is provided at the second opening, and the nailing mechanism 14 is provided so as to be able to drive the nail 11 into the hole to be nailed 20, it being understood that after the guiding mechanism 16 guides the nail 11 entering the working chamber 120 to the hole to be nailed 20, the nailing mechanism 14 drives the nail 11 into the hole to be nailed 20. By providing the guide mechanism 16 in the working chamber 120, the nail 11 can be guided to the hole to be nailed 20, for example, the nail 11 can be guided directly above the hole to be nailed 20, so that the nailing mechanism 14 can accurately drive the nail 11 into the hole to be nailed 20, thereby improving the nailing efficiency. The nailing device 10 is particularly suitable for nailing into the liquid injection hole of the battery, so that the sealing nail is accurately driven into the liquid injection hole, and the sealing performance of the battery is improved.

Wherein the guiding mechanism 16 may include a guiding cylinder 160, the guiding cylinder 160 may define a guiding chamber 162, the guiding chamber 162 may extend along the extending direction of the working chamber 120, and, in combination with the orientation shown in fig. 1 and 2, both the guiding chamber 162 and the working chamber 120 may extend along the height direction of the barrel 12, both ends of the guiding cylinder 160 may be respectively formed as a guiding inlet 164 for the nails 11 to enter the guiding chamber 162 and a guiding outlet 166 for the nails 11 to exit, the guiding inlet 164 may be located at the top of the guiding chamber 162, and the guiding outlet 166 may be located at the bottom of the guiding chamber 162; wherein: the guide inlet 164 may be provided downstream of the nail inlet 124 in the traveling direction of the nail 11, the guide outlet 166 may be opposed to the hole to be nailed 20, specifically, the guide outlet 166 may be located directly above the hole to be nailed 20, and the center axes of the guide outlet 166 and the hole to be nailed 20 may coincide with each other, so that the nail 11, after entering the working chamber 120 from the nail inlet 124, falls into the guide inlet 164 and then passes through the guide outlet 164, thereby achieving the guide of the nail 11 to the hole to be nailed 20. It should be noted that the guide inlet 164 of the guide cylinder 160 may be connected to the inner wall of the working chamber 120. It is also noted that, at the time of performing the nailing operation, the nailing mechanism 14 can enter the guide chamber 162 to drive the nail 11 into the hole to be nailed 20.

In order to facilitate the installation of the guide cylinder 160 in the working chamber 120, the cylinder 12 may be configured as follows, and as shown in fig. 1 and 2, the cylinder 12 may include a first cylinder 12a having a first end opened and a second end opened with a connection port, and a second cylinder 12b connected to the connection port and having a radial dimension smaller than that of the first cylinder 12a, both ends of the second cylinder 12b may be opened, and both the first cylinder 12a and the second cylinder 12b may have a straight cylinder shape, wherein: the first end of the first barrel 12a may be formed as a first opening 122, the first barrel 12a and the second barrel 12b may collectively define a working chamber 120, and a staple inlet 124 may be provided in the wall of the second barrel 12 b; wherein: the pilot inlet 164 may be connected to the connection port, and preferably, the radial dimension of the pilot inlet 164 may correspond to the radial dimension of the connection port. Therefore, after the nail 11 enters the working chamber 120 from the nail inlet 124, the nail can directly fall into the guide chamber 162 from the connecting port, and the accuracy of the guiding work and the efficiency of the guiding work are improved.

In order to facilitate the insertion of the nail 11 into the working chamber 120, an inlet pipe 126 may be provided at the nail inlet 124, and the inlet pipe 126 may be obliquely provided, wherein: the central axis of the introduction pipe 126 gradually approaches the cylinder 12 in the direction from the second opening to the first opening 122.

In addition, the guide cylinder 160 may be tapered in the direction from the guide inlet 164 to the guide outlet 166, whereby the accuracy of the guiding operation can be further improved, and the nail 11 can be more accurately guided to the hole to be nailed 20.

To ensure that the nail 11 can enter the guide chamber 162, the dimension in the radial direction of the guide inlet 164 is larger than the dimension in the radial direction of the nail 11, and the dimension in the radial direction of the guide outlet 166 is slightly smaller than the dimension in the radial direction of the nail 11, so that the nail 11 can be caught at the guide outlet 166 so that the nail 11 is opposed to the hole to be nailed 20, after which the nailing mechanism 14 can accurately drive the nail 11 into the hole to be nailed 20.

It should be noted that the nailing mechanism 14 may include a pressing rod 140 disposed at the second opening and capable of reciprocating along the axial direction of the guiding cylinder 160, that is, the pressing rod 140 may reciprocate along the axial direction of the cylinder 12, wherein the pressing rod 140 may reciprocate along the axial direction of the guiding cylinder 160 under the driving action of a driving member such as a cylinder, as shown in fig. 1, and the pressing rod 140 may reciprocate along the height direction of the guiding cylinder 160, that is, the pressing rod 140 may reciprocate along the height direction of the cylinder 12, wherein the pressing rod 140 may extend into the guiding chamber 162 for nailing operation.

When the dimension in the radial direction of the guide outlet 166 is slightly smaller than the dimension in the radial direction of the nail 11, the guide cylinder 160 may be provided so as to be able to contract in the radial direction along the guide cylinder 160, the guide cylinder 160 having a first state capable of catching the nail 11 and a second state capable of being pushed open toward the outside of the guide cylinder 160 to cause the nail 11 to be driven into the hole to be nailed 20 at the time of the nailing operation by the nailing mechanism 14, it being understood that the guide cylinder 160 may be retracted to the first state after the completion of the nailing operation. Through setting up guide cylinder 160 to can follow the radial direction of guide cylinder 160 and shrink to make guide cylinder 160 have first state and second state, thereby not only can prescribe a limit to nail 11, play better guide effect, the depression bar 160 of also being convenient for carries out the nailing operation moreover, easily squeezes into with nail 11 in treating nailing hole 20.

The radial dimension of the end of the plunger 140 that can contact the staple 11 is preferably not smaller than the radial dimension of the struck surface of the staple 11, so that the struck surface of the staple 11 is not deformed, such as burrs, when the plunger 140 strikes the staple 11, the radial dimension of the guide inlet 164 may be larger than the radial dimension of the plunger 140, the radial dimension of the guide outlet 166 may be smaller than the radial dimension of the plunger 140 in the first state, and the radial dimension of the guide outlet 166 may be increased to allow the plunger 140 to pass through in the second state.

Referring to fig. 3 and 4, the guide cylinder 160 may include a plurality of guide walls 130 having one end connected to the inner wall of the cylinder body 12 and distributed along the circumferential direction of the guide cylinder 160, preferably, the guide walls 130 may be connected at the connection port, the plurality of guide walls 130 may collectively enclose to form the guide cylinder 160, and the plurality of guide walls 130 may be configured to be movable in a direction away from each other in the second state, whereby the nail 11 may be driven into the hole to be nailed 20. It should be noted that the other ends of the plurality of guide walls 130 may collectively enclose the guide outlet 166.

In order to secure the connection stability of the guide wall 130, an elastic member 168 may be provided between the guide wall 130 and the cylinder 12, and particularly, the elastic member 168 may be provided between the guide wall 130 and the first cylinder 12a, and the elastic member 168 may be compressed in the second state, it being understood that the elastic member 168 is restored to its original state in the first state. The elastic member 168 may include a spring, and both ends of the spring may abut against the guide wall 130 and the cylinder 12, respectively.

In addition, the guide wall 130 may be flexibly connected to the cylinder 12 such that the guide wall 130 can rotate around the hinge point in the second state, and thus, the plurality of guide walls 130 may be configured to move away from each other in the second state, so as to allow the staples 11 to pass through, and the service life of the guide cylinder 160 may be improved by the flexible connection.

When the dimension of the guide outlet 166 in the radial direction is slightly smaller than the dimension of the nail 11 in the radial direction, a suction port 127 capable of being connected to a vacuum pumping apparatus such as a vacuum pump may be provided on the wall of the cylinder 12, a vent hole 132 through which gas passes may be provided on the wall of the guide cylinder 160, and preferably, a plurality of vent holes 132 may be provided on the wall of the guide cylinder 160 to facilitate the discharge and introduction of gas. Thus, when it is necessary to protect the space below the working surface 22, for example, the internal space of the battery, from being contaminated by the outside during the nailing operation, the working chamber 120 is evacuated through the suction port 127, and then the inert gas such as helium is introduced into the working chamber 120 through the suction port 127. Preferably, the nail 11 may be thrown into the working chamber 120 before the working chamber 120 is evacuated, the nail inlet 124 may be sealed, the evacuation and the inert gas filling may be performed, and finally the nailing operation may be performed by the nailing mechanism 14.

To facilitate the evacuation, an evacuation tube 129 connectable to an evacuation device may be provided at the evacuation port 127.

To ensure sealing within the working chamber 120, a first seal 18a may be provided between the first opening 122 and the working surface 22; in addition, a second sealing member 18b surrounding the pressure rod 140 may be disposed in the cylinder 12, specifically, the second cylinder 12b, to further ensure the sealing performance in the working chamber 120, thereby facilitating the vacuum pumping operation of the working chamber 120. The first sealing element 18a and the second sealing element 18b may be made of rubber, and of course, other materials may be used as long as the sealing operation can be performed.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. The technical idea of the utility model within the scope, can be right the utility model discloses a technical scheme carries out multiple simple variant, makes up with any suitable mode including each concrete technical feature. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.

Claims (10)

1. A nailing device characterized in that the nailing device (10) comprises:

a barrel (12), wherein the barrel (12) defines a working chamber (120), a first end of the barrel (12) is formed into a first opening (122), a second end of the barrel (12) is formed into a second opening, the first opening (122) can be mounted on a working surface (22) with a hole (20) to be nailed, the first opening (122) is arranged around the periphery of the hole (20) to be nailed, and a nail inlet (124) for nails (11) to enter the working chamber (120) is arranged on the wall of the barrel (12);

a guide mechanism (16), the guide mechanism (16) being disposed within the working chamber (120), the guide mechanism (16) being disposed so as to be able to guide the nail (11) to the hole to be nailed (20); and

a nailing mechanism (14), the nailing mechanism (14) being disposed at the second opening, and the nailing mechanism (14) being disposed so as to be able to drive the nail (11) into the hole (20) to be nailed.

2. The nailing device according to claim 1, wherein the guide mechanism (16) comprises a guide barrel (160), the guide barrel (160) defining a guide chamber (162), the guide chamber (162) extending in the extending direction of the working chamber (120), both ends of the guide barrel (160) being formed as a guide inlet (164) for the nail (11) to enter the guide chamber (162) and a guide outlet (166) for the nail (11) to exit, respectively; wherein: the guide inlet (164) is arranged at the downstream of the nail inlet (124) along the walking direction of the nails (11), and the guide outlet (166) is opposite to the hole (20) to be nailed.

3. The nailing device of claim 2, wherein the guide barrel (160) is tapered in a direction from the guide inlet (164) to the guide outlet (166); and/or

The dimension in the radial direction of the guide inlet (164) is larger than the dimension in the radial direction of the staple (11), and the dimension in the radial direction of the guide outlet (166) is slightly smaller than the dimension in the radial direction of the staple (11).

4. The nailing device according to claim 2, wherein the barrel (12) includes a first barrel (12a) having a first end formed in an open shape and a second end opened with a connection port, and a second barrel (12b) connected to the connection port and having a radial dimension smaller than that of the first barrel (12a), both ends of the second barrel (12b) being formed in an open shape, wherein: the first end of the first cylinder (12a) is formed as the first opening (122), the first cylinder (12a) and the second cylinder (12b) jointly define the working chamber (120), and the nail feeding port (124) is arranged on the wall of the second cylinder (12 b); wherein:

the guide inlet (164) is connected to the connection port.

5. The nailing device according to claim 3, wherein the guide barrel (160) is provided so as to be contractible in the radial direction along the guide barrel (160) when the dimension in the radial direction of the guide outlet (166) is slightly smaller than the dimension in the radial direction of the nail (11), the guide barrel (160) having a first state capable of catching the nail (11) and a second state capable of spreading open outward of the guide barrel (160) to allow the nail (11) to be driven into the hole to be nailed (20) at the time of nailing operation by the nailing mechanism (14).

6. The nailing device according to claim 5, wherein the guide sleeve (160) comprises a plurality of guide walls (130) having one end connected to the inner wall of the barrel (12) and distributed along the circumferential direction of the guide sleeve (160), the plurality of guide walls (130) collectively enclosing the guide sleeve (160), the plurality of guide walls (130) being arranged to be movable in directions away from each other in the second state.

7. The nailing device of claim 6, wherein the guide wall (130) is flexibly connected with the barrel (12) such that the guide wall (130) is rotatable about the flexible connection point in the second state; and/or

The guide mechanism (16) includes a resilient member (168) disposed between the guide wall (130) and the barrel (12), the resilient member (168) being compressible in the second state.

8. The nailing device according to any one of claims 5-7, wherein the nailing mechanism (14) comprises a pressing lever (140) provided at the second opening so as to be reciprocally movable in an axial direction of the guide cylinder (160); wherein:

the radial dimension of the end of the pressure lever (140) capable of contacting the nail (11) is not smaller than the radial dimension of the faced surface of the nail (11), the radial dimension of the guide inlet (164) is larger than the radial dimension of the pressure lever (140), the radial dimension of the guide outlet (166) is smaller than the radial dimension of the pressure lever (140) in the first state, and the radial dimension of the guide outlet (166) is increased to allow the pressure lever (140) to pass through in the second state.

9. A nailing device according to claim 8, wherein a suction port (127) connectable to a vacuum suction apparatus is provided in a wall of the barrel (12), and a vent hole (132) through which gas passes is provided in a wall of the guide cylinder (160).

10. The nailing device according to claim 9, wherein the nailing device (10) comprises a first seal (18a) provided between the first opening (122) and the working surface (22); and/or

The nailing device (10) includes a second seal (18b) disposed within the barrel (12) and surrounding the press bar (140).

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