CN218693579U

CN218693579U - Single-hand gun

Info

Publication number: CN218693579U
Application number: CN202223133863.5U
Authority: CN
Inventors: 卢东坡
Original assignee: Ningbo Deyun Tools Co ltd
Current assignee: Ningbo Deyun Tools Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-03-24
Anticipated expiration: 2032-11-24

Abstract

The utility model relates to a single-hand gun belongs to the hardware and tools field. The utility model discloses a rifle body, movable handle, pin, torsional spring, end cover, draw mouth, main pull rod, round pin axle and fixed handle, the rifle body is fixed with fixed handle, movable handle passes through the pin and installs on fixed handle, the torsional spring suit is on the pin, and the both ends of torsional spring respectively with movable handle and fixed handle butt, draw the one end at the rifle body to install the mouth, the other end at the rifle body is installed to the end cover, main pull rod installs in the rifle body, install the round pin axle on the movable handle, round pin axle and main pull rod joint, its structural feature lies in: the single-hand pull gun is a rivet nut gun and further comprises a roller pin, a roller pin sliding groove and a threaded pull rod, the roller pin is clamped with the main pull rod, the roller pin sliding groove is formed in the inner wall of the gun body and matched with the roller pin sliding groove, the threaded pull rod is rotatably installed on the main pull rod, and the threaded pull rod penetrates through the pull nozzle.

Description

Single-hand gun

Technical Field

The utility model relates to a single-hand gun belongs to the hardware and tools field.

Background

The riveting nut gun and the pulling riveting gun are common riveting tools and are widely applied to riveting procedures of products such as buildings, automobiles, ships, airplanes, machines, electric appliances, furniture and the like. The main pull rod in the gun body in the prior art is lack of a corresponding roller pin structure, so that the main pull rod is in contact with the inner wall of the gun body in the resetting process, the friction force between the main pull rod and the gun body is increased, and the stability performance of the gun body is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned not enough that exist among the prior art, and provide a structural design is reasonable, makes things convenient for one-hand operation, reduces the single hand rifle that draws of frictional force.

The utility model provides a technical scheme that above-mentioned problem adopted is: this single hand rifle, including the rifle body, the movable handle, pin, torsional spring, end cover, draw mouth, main pull rod, round pin axle and fixed handle, the rifle body is fixed with fixed handle, the movable handle passes through the pin and installs on fixed handle, the torsional spring suit is on the pin, and the both ends of torsional spring respectively with movable handle and fixed handle butt, draw the mouth to install the one end at the rifle body, the other end at the rifle body is installed to the end cover, main pull rod installs in the rifle body, install the round pin axle on the movable handle, round pin axle and main pull rod joint, its structural feature lies in: the single-hand pull gun is a rivet nut gun and further comprises a roller pin, a roller pin sliding groove and a threaded pull rod, the roller pin is clamped with the main pull rod, the roller pin sliding groove is formed in the inner wall of the gun body and matched with the roller pin sliding groove, the threaded pull rod is rotatably installed on the main pull rod, and the threaded pull rod penetrates through the pull nozzle. Sliding friction can be changed into rolling friction by arranging structures such as rolling needles, rolling needle sliding grooves and the like, and friction force can be reduced.

Furthermore, a rubber ring is mounted on the main pull rod and is in contact with the threaded pull rod. The rubber ring is arranged, so that the friction force between the threaded pull rod and the main pull rod can be increased when the threaded pull rod is reset, and the threaded pull rod is convenient to reset.

Furthermore, handle sleeves are mounted on the movable handle and the fixed handle.

Furthermore, a retaining ring is arranged on the handle sleeve arranged on the fixed handle and is matched with the handle sleeve arranged on the movable handle.

Furthermore, a roller pin clamping groove and a pin shaft clamping groove are formed in the main pull rod, and the roller pin and the pin shaft are respectively located in the roller pin clamping groove and the pin shaft clamping groove.

Further, another technical object of the present invention is to provide another single hand gun.

The above technical purpose of the present invention is achieved by the following technical solutions.

Another kind of single hand power rifle, including the rifle body, the movable handle, pin, torsional spring, end cover, draw mouth, main pull rod, round pin axle and fixed handle, the rifle body is fixed with fixed handle, the movable handle passes through the pin and installs on fixed handle, the torsional spring suit is on the pin, and the both ends of torsional spring respectively with movable handle and fixed handle butt, draw the mouth to install the one end at the rifle body, the other end at the rifle body is installed to the end cover, main pull rod installs in the rifle body, install the round pin axle on the movable handle, round pin axle and main pull rod joint, its structural feature lies in: this single hand power rifle is for drawing the rivet rifle, single hand power rifle still includes kingpin, kingpin spout, draws cap, ejector pin, claw piece and spring, kingpin and main pull rod joint, the kingpin spout sets up the inner wall at the rifle body, kingpin and kingpin spout cooperation, draw the cap to install on main pull rod, the claw piece is installed in drawing the cap, spring mounting is in main pull rod, the claw piece contacts with the ejector pin, ejector pin and spring contact, spring and main pull rod contact. Sliding friction can be changed into rolling friction by arranging structures such as rolling needles, rolling needle sliding grooves and the like, and friction force can be reduced.

Further, the drawing nozzle is in contact with a plurality of claw pieces. The rivet can be clamped by controlling the opening and tightening states of the plurality of claw sheets.

Compared with the prior art, the utility model has the advantages of it is following: this one-hand gun can be rivet nut rifle or rivet gun, part structure is general in rivet nut rifle and the rivet gun, but reduce cost, set up the bearing pin draw-in groove in the rifle body, be provided with the bearing pin on the main pull rod, and then can make and avoid the contact of main pull rod and the inner wall of the rifle body at the rivet in-process, can have original sliding friction to become rolling friction and reduce frictional force simultaneously, it is more laborsaving, set up the bearing pin draw-in groove simultaneously and can restrict the length direction removal of main pull rod along the rifle body, avoid the main pull rod to rotate along the axis of the rifle body in the rifle body, set up mobilizable round pin axle on the main pull rod, and then can make the gun lever ratio variable in the course of work, it is more laborsaving, simultaneously can make the gun reach the biggest through changing round pin axle initial position in the stroke that needs more pulling force, accomplish under the great prerequisite of assurance stroke more laborsaving.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a nut gun, which is a single-hand gun according to embodiment 1 of the present invention.

Fig. 2 is a schematic view of a cross-sectional structure of a nut gun, which is a single-hand gun according to embodiment 1 of the present invention.

Fig. 3 is a schematic perspective view of a single-hand riveter as a hand riveter according to embodiment 2 of the present invention.

Fig. 4 is a schematic sectional view of a single-hand riveter according to embodiment 2 of the present invention.

In the figure: a gun body 1, a movable handle 2, a pin 3, a torsion spring 4, an end cover 5, a handle sleeve 6, a retaining ring 7, a roller pin 8, a pull nozzle 9 a main pull rod 10, a pin shaft 11, a roller pin chute 12, a roller pin clamping groove 13, a pin shaft clamping groove 14, a fixed handle 15,

A threaded pull rod A1, a rubber ring A2,

A pull cap B1, a mandril B2, a claw piece B3 and a spring B4.

Detailed Description

The present invention will be described in further detail below with reference to the accompanying drawings by way of examples, which are illustrative of the present invention and are not intended to limit the present invention.

It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, in the present specification, if there are terms such as "upper", "lower", "left", "right", "middle" and "one", they are used for clarity of description only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are considered as the scope of the present invention without substantial changes in the technical content.

Example 1, as shown in FIGS. 1 and 2.

The single-hand gun in the embodiment is a rivet nut gun, and comprises a gun body 1, a movable handle 2, a pin 3, a torsion spring 4, an end cover 5, a rolling needle 8, a pull nozzle 9, a main pull rod 10, a pin shaft 11, a rolling needle sliding groove 12, a fixed handle 15, a threaded pull rod A1 and a rubber ring A2.

The rifle body 1 in this embodiment is fixed with fixed handle 15, movable handle 2 installs on fixed handle 15 through

3, 4 suits of torsional spring are on

3, and 4 both ends of torsional spring respectively with movable handle 2 and fixed handle 15 butt, draw mouth 9 to install the one end at the rifle body 1, the other end at the rifle body 1 is installed to end cover 5, main pull rod 10 is installed in the rifle body 1, install round pin axle 11 on the movable handle 2, round pin axle 11 and main pull rod 10 joint, that is to say, be provided with bearing pin draw-in groove 13 and round pin axle draw-in groove 14 on the main pull rod 10, bearing pin 8 and round pin axle 11 are located bearing pin draw-in groove 13 and round pin axle draw-in groove 14 respectively.

In this embodiment, the needle roller 8 is connected with the main pull rod 10 in a clamping manner, the needle roller chute 12 is arranged on the inner wall of the gun body 1, the needle roller 8 is matched with the needle roller chute 12, the threaded pull rod A1 is rotatably installed on the main pull rod 10, the threaded pull rod A1 is penetrated through the pull nozzle 9, the main pull rod 10 is provided with the rubber ring A2, and the rubber ring A2 is in contact with the threaded pull rod A1.

In this embodiment, the movable handle 2 and the fixed handle 15 are both provided with handle sleeves 6, the handle sleeve 6 mounted on the fixed handle 15 is provided with a retaining ring 7, and the retaining ring 7 is matched with the handle sleeve 6 mounted on the movable handle 2.

Specifically, when the riveting nut gun is used, the threaded pull rod A1 is rotated, the threaded pull rod A1 is screwed into a head of a riveting nut until the head of the riveting nut is in contact with the drawing nozzle 9, the movable handle 2 is pressed to enable the movable handle 2 to rotate around the pin 3 to drive the pin shaft 11 to move, the pin shaft 11 drives the main pull rod 10 to move left and right in the gun body 1 (the direction description is based on fig. 2), the main pull rod 10 and the rubber ring A2 jointly act to drive the threaded pull rod A1 to move, the threaded pull rod A1 pulls the head of the riveting nut towards the drawing nozzle 9 and enables the head of the riveting nut to deform, the head of the riveting nut is fixed, the movable handle 2 can be reset through the torsion spring 4 after the movable handle 2 is loosened, and then the main pull rod 10 is reset, and the rubber ring A2 is arranged between the main pull rod 10 and the threaded pull rod A1, so that the friction force between the main pull rod 10 and the threaded pull rod A1 can be increased through the rubber ring A2, and the threaded pull rod A1 can be further reset.

Example 2, as shown in fig. 3 and 4.

The single-hand gun in the embodiment is a rivet pulling gun, and comprises a gun body 1, a movable handle 2, a pin 3, a torsion spring 4, an end cover 5, a rolling needle 8, a pull nozzle 9, a main pull rod 10, a pin shaft 11, a rolling needle sliding groove 12, a fixed handle 15, a pull cap B1, a push rod B2, a claw piece B3 and a spring B4.

3, 4 suits of torsional spring are on

The kingpin 8 in this embodiment and main pull rod 10 joint, kingpin spout 12 sets up the inner wall at the rifle body 1, kingpin 8 and kingpin spout 12 cooperation, draw cap B1 to install on main pull rod 10, claw piece B3 installs in drawing cap B1, spring B4 installs in main pull rod 10, claw piece B3 and ejector pin B2 contact, ejector pin B2 and spring B4 contact, spring B4 and main pull rod 10 contact, draw mouth 9 and claw piece B3 contact, the quantity of claw piece B3 is a plurality of.

Specifically, when the rivet gun is used, under the action of a torsion spring 4, the movable handle 2 is rotated counterclockwise to enable the movable handle 2 to rotate around a pin 3 so as to enable the movable handle 2 to open, and meanwhile, a pin shaft 11 is driven to move, the pin shaft 11 drives a main pull rod 10 to move left in a gun body 1 (the direction description is in accordance with fig. 4), the main pull rod 10 drives a plurality of claw pieces B3 to move left, and when the movable handle 2 is rotated clockwise, the plurality of claw pieces B3 are driven to open, rivets are put into the gun body 1, the movable handle 2 is rotated around the pin shaft 11, the pin shaft 11 drives the main pull rod 10 to move right in the gun body 1, the plurality of claw pieces B3 are far away from a pull nozzle 9, and simultaneously, the plurality of claw pieces B3 are tightened through a conical structure arranged on the pull cap B1, the rivets are gripped, the movable handle 2 is continuously rotated along with the movable handle 2, the plurality of claw pieces B3 drive the rivets to continuously move and deform, after the rivets are fixed, redundant parts are broken, the rivet is loosened, the movable handle 2 can drive the movable handle 2 to be reset through the return pull rod B and the return pull rod B3 to be separated from the main pull nozzle 9, and the plurality of claw pieces B3, and the return rod can be reset spring 9, and the return to be separated from the main pull rod B, and the return rod 9, and the return rod.

In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an example of the structure of the present invention. All the equivalent changes or simple changes made according to the structure, characteristics and principle of the utility model are included in the protection scope of the utility model. Those skilled in the art can modify or supplement the described embodiments or substitute them in a similar manner without departing from the scope of the invention as defined by the claims.

Claims

1. The utility model provides a single hand rifle, includes the rifle body (1), movable handle (2), pin (3), torsional spring (4), end cover (5), draws mouth (9), main pull rod (10), round pin axle (11) and fixed handle (15), the rifle body (1) is fixed with fixed handle (15), movable handle (2) are installed on fixed handle (15) through pin (3), torsional spring (4) suit is on pin (3), and the both ends of torsional spring (4) respectively with movable handle (2) and fixed handle (15) butt, draw mouth (9) to install the one end at the rifle body (1), the other end at the rifle body (1) is installed in end cover (5), install in the rifle body (1) main pull rod (10), install round pin axle (11) on movable handle (2), round pin axle (11) and main pull rod (10) joint, its characterized in that: this single hand power rifle is the riveter nut rifle, single hand power rifle still includes kingpin (8), kingpin spout (12) and screw thread pull rod (A1), kingpin (8) and main pull rod (10) joint, kingpin spout (12) set up the inner wall at the rifle body (1), kingpin (8) and kingpin spout (12) cooperation, screw thread pull rod (A1) is rotated and is installed on main pull rod (10), and screw thread pull rod (A1) runs through with draw mouth (9).

2. The single-handed rifle of claim 1, wherein: the main pull rod (10) is provided with a rubber ring (A2), and the rubber ring (A2) is in contact with the threaded pull rod (A1).

3. The single-handed rifle of claim 1, wherein: handle sleeves (6) are respectively arranged on the movable handle (2) and the fixed handle (15).

4. The single-handed rifle of claim 3, wherein: a retaining ring (7) is arranged on the handle sleeve (6) arranged on the fixed handle (15), and the retaining ring (7) is matched with the handle sleeve (6) arranged on the movable handle (2).

5. The single-handed rifle of claim 1, wherein: the main pull rod (10) is provided with a roller pin clamping groove (13) and a pin shaft clamping groove (14), and the roller pin (8) and the pin shaft (11) are respectively positioned in the roller pin clamping groove (13) and the pin shaft clamping groove (14).

6. The utility model provides a single hand rifle, includes the rifle body (1), movable handle (2), pin (3), torsional spring (4), end cover (5), draws mouth (9), main pull rod (10), round pin axle (11) and fixed handle (15), the rifle body (1) is fixed with fixed handle (15), movable handle (2) are installed on fixed handle (15) through pin (3), torsional spring (4) suit is on pin (3), and the both ends of torsional spring (4) respectively with movable handle (2) and fixed handle (15) butt, draw mouth (9) to install the one end at the rifle body (1), the other end at the rifle body (1) is installed in end cover (5), install in the rifle body (1) main pull rod (10), install round pin axle (11) on movable handle (2), round pin axle (11) and main pull rod (10) joint, its characterized in that: this one hand power rifle is rivet pulling rifle, one hand power rifle still includes kingpin (8), kingpin spout (12), draws cap (B1), ejector pin (B2), claw piece (B3) and spring (B4), kingpin (8) and main pull rod (10) joint, kingpin spout (12) set up the inner wall in the rifle body (1), kingpin (8) and kingpin spout (12) cooperation, draw cap (B1) to install on main pull rod (10), claw piece (B3) are installed in drawing cap (B1), spring (B4) are installed in main pull rod (10), claw piece (B3) and ejector pin (B2) contact, ejector pin (B2) and spring (B4) contact, spring (B4) and main pull rod (10) contact.

7. The single-handed rifle of claim 6, wherein: the pull nozzle (9) is in contact with the claw pieces (B3), and the number of the claw pieces (B3) is multiple.

8. The single-handed rifle of claim 6, wherein: handle sleeves (6) are respectively arranged on the movable handle (2) and the fixed handle (15).

9. The single-handed rifle of claim 8, wherein: a retaining ring (7) is arranged on the handle sleeve (6) arranged on the fixed handle (15), and the retaining ring (7) is matched with the handle sleeve (6) arranged on the movable handle (2).

10. The single-handed rifle of claim 6, wherein: the main pull rod (10) is provided with a roller pin clamping groove (13) and a pin shaft clamping groove (14), and the roller pin (8) and the pin shaft (11) are respectively positioned in the roller pin clamping groove (13) and the pin shaft clamping groove (14).