CN223519573U

CN223519573U - A type of angle pneumatic wrench

Info

Publication number: CN223519573U
Application number: CN202422816132.3U
Authority: CN
Inventors: 甘格龙; 庄燕清; 张选军
Original assignee: Fuzhou Fushan Pneumatic Equipment Co ltd
Current assignee: Fuzhou Fushan Pneumatic Equipment Co ltd
Priority date: 2024-11-19
Filing date: 2024-11-19
Publication date: 2025-11-07
Anticipated expiration: 2034-11-19

Abstract

The utility model discloses a bent angle pneumatic wrench, which comprises a wrench rod, wherein one end of the wrench rod is provided with a pneumatic box, the outer end of the wrench rod is fixedly connected with an anti-slip sleeve, one end of the anti-slip sleeve is fixedly connected with a handle, the other end of the wrench rod is fixedly connected with a connecting piece, the inside of the connecting piece is rotationally connected with an output shaft, the inside of the output shaft is provided with a mounting groove, and the inside of the mounting groove is correspondingly provided with a connecting shaft.

Description

Pneumatic spanner of bent angle

Technical Field

The utility model relates to the field of pneumatic wrenches, in particular to a bent angle pneumatic wrench.

Background

The pneumatic torque wrench is a torque wrench taking a high-pressure air pump as a power source. Torque multipliers with three or more epicyclic gears are driven by one or two powerful pneumatic motors, the torque magnitude being controlled by adjusting the gas pressure, each tool being provided with a dedicated gas pressure versus torque control chart and correction report to allow for specific torque demand settings. In addition, for further application, the pneumatic torque wrench can be matched with a torque sensor at the same time, so that the output torque is more accurate. Appropriate loop systems may be used to shut off the air supply manually or automatically after the desired torque is achieved

The existing bent angle pneumatic wrench is difficult to quickly replace the wrench head according to different machining conditions in the use process, so that the pneumatic wrench with various specifications is required to be equipped in the use process, time and labor are wasted, and machining cost is greatly increased.

Disclosure of utility model

The utility model aims to provide an angle pneumatic wrench, which solves the problem that the angle pneumatic wrench in the prior art is inconvenient to replace wrench heads with different specifications.

In order to achieve the above purpose, the pneumatic spanner comprises a spanner rod, wherein a pneumatic box is arranged at one end of the spanner rod, an anti-slip sleeve is fixedly connected to the outer end of the spanner rod, a handle is fixedly connected to one end of the anti-slip sleeve, a connecting piece is fixedly connected to the other end of the spanner rod, and an output shaft is rotatably connected to the inside of the connecting piece;

The inside of output shaft has seted up the mounting groove, the connecting axle is installed to the inside correspondence of mounting groove, the other end fixedly connected with spanner head of connecting axle, the screw has been seted up in the inside run through of spanner head, the inside threaded connection of output shaft and screw has positioning bolt, and threaded connection has the nut on the positioning bolt.

According to the bent pneumatic wrench, grooves are formed in two ends of the output shaft, and sliding grooves are formed in two ends of the inner side of the grooves.

According to the bent pneumatic wrench, a sliding rod is fixedly connected to the inside of the sliding groove, and a sliding block is connected to the sliding rod in a sliding manner.

According to the bent pneumatic wrench, a spring is sleeved on the sliding rod, one end of the spring is fixedly connected with the sliding block, and the other end of the spring is fixedly connected with the inner end of the sliding groove.

According to the bent pneumatic wrench, the outer end of the sliding block is fixedly connected with the connecting plate, and the inner end of the connecting plate is fixedly connected with the positioning block.

According to the bent pneumatic wrench, the two ends of the mounting groove are provided with the limiting grooves, the two ends of the outer side of the connecting shaft are fixedly connected with the limiting blocks, the limiting blocks correspond to the limiting grooves, the inside of each limiting block is provided with the locating groove, and the locating blocks correspond to the locating grooves.

Compared with the prior art, the utility model has the beneficial effects that:

1. This patent can correspond fast with stopper and connecting axle on the spanner head through setting up spacing groove and mounting groove on the output shaft of bent angle pneumatic spanner, and can make realizing quick joint between locating piece and the constant head tank under spring assembly's effect to ensure that spanner head installs fast on the output shaft, and adopt positioning bolt and nut to reach dual locking's purpose, improve whole pneumatic spanner's joint strength, the staff of being convenient for selects suitable spanner head according to different processing conditions simultaneously.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a front view of an angled pneumatic wrench of the present utility model;

FIG. 2 is a side view of an angled pneumatic wrench of the present utility model;

FIG. 3 is a schematic view of the wrench head installation of an angled pneumatic wrench according to the present utility model;

fig. 4 is a schematic view of the structure of a pneumatic wrench with a bent angle in fig. 1 according to the present utility model.

The pneumatic wrench comprises a pneumatic box 1, a handle 2, an anti-skid sleeve 3, a wrench rod 4, a connecting piece 5, a wrench head 6, a wrench head 7, an output shaft 8, a positioning bolt 9, a connecting plate 10, a limiting block 11, a positioning groove 12, a connecting shaft 13, a screw hole 14, a slot 15, a slide bar 16, a spring 17, a slide block 18, a limiting groove 19, a mounting groove 20, a positioning block 21 and a slide groove.

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, based on the embodiments of the utility model, which would be apparent to one of ordinary skill in the art without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the utility model provides a technical scheme that the pneumatic spanner comprises a spanner rod 4, wherein a pneumatic box 1 is arranged at one end of the spanner rod 4, an anti-slip sleeve 3 is fixedly connected to the outer end of the spanner rod 4, a grip 2 is fixedly connected to one end of the anti-slip sleeve 3, a connecting piece 5 is fixedly connected to the other end of the spanner rod 4, an output shaft 7 is rotatably connected to the inside of the connecting piece 5, and the pneumatic spanner can be conveniently used by workers through arranging the grip 2 and the anti-slip sleeve 3, so that the convenience of the whole pneumatic spanner in use is improved;

The inside of the output shaft 7 is provided with a mounting groove 19, the inside of the mounting groove 19 is correspondingly provided with a connecting shaft 12, the other end of the connecting shaft 12 is fixedly connected with a wrench head 6, a screw hole 13 is formed in the wrench head 6 in a penetrating manner, the inside of the output shaft 7 and the screw hole 13 is in threaded connection with a positioning bolt 8, the positioning bolt 8 is in threaded connection with a nut, the connecting shaft 12 can be locked in the inside of the output shaft 7 through the cooperation between the positioning bolt 8 and the screw hole 13, the output shaft 7 is ensured to drive the wrench head 6 to rotate, and the practicability is improved;

The two ends of the output shaft 7 are provided with grooves 14, the two ends of the inner side of the grooves 14 are provided with sliding grooves 21, the inside of each sliding groove 21 is fixedly connected with a sliding rod 15, a sliding block 17 is connected to each sliding rod 15 in a sliding manner, a spring 16 is sleeved on each sliding rod 15, one end of each spring 16 is fixedly connected with each sliding block 17, the other end of each spring 16 is fixedly connected to the inner end of each sliding groove 21, and the connecting plate 9 and the positioning block 20 can be ensured to have elastic acting force under the action of each sliding rod 15, each sliding groove 21 and each spring 16;

The outer end fixedly connected with connecting plate 9 of slider 17, the inner fixedly connected with locating piece 20 of connecting plate 9, spacing groove 18 has been seted up at the both ends of mounting groove 19, the outside both ends fixedly connected with stopper 10 of connecting axle 12, stopper 10 is corresponding with spacing groove 18, the constant head tank 11 has been seted up to the inside of stopper 10, locating piece 20 is corresponding with constant head tank 11, the connecting axle 12 outside spanner head 6 corresponds with mounting groove 19, and the stopper 10 at both ends can enter into the inside of spacing groove 18, upward pulling connecting plate 9 drives locating piece 20 and removes and can make stopper 10 enter into the inside of spacing groove 18 smoothly, unclamp connecting plate 9 afterwards, can make connecting plate 9 drive locating piece 20 under the effect of spring 16 and accomplish the operation that resets, carry out the card quick joint to connecting axle 12.

The working principle is that the pneumatic connector inside the pneumatic box 1 is connected with pneumatic equipment, the output shaft 7 can be ensured to drive the wrench head 6 to rotate through the pneumatic equipment, the machining operation is completed, when the wrench head 6 needs to be replaced under different machining scenes, the wrench head 6 is selected appropriately, the connecting shaft 12 outside the wrench head 6 corresponds to the mounting groove 19, the limiting blocks 10 at the two ends can enter the limiting groove 18, the connecting plate 9 is pulled upwards to drive the positioning block 20 to move so that the limiting blocks 10 smoothly enter the limiting groove 18, then the connecting plate 9 is released, the connecting plate 9 can drive the positioning block 20 to complete the reset operation under the action of the spring 16, the double locking of the wrench head 6 can be completed by adopting the cooperation between the positioning bolt 8 and the nut, and the stability of the wrench head 6 in use is improved.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. The utility model provides a bent angle pneumatic wrench, includes spanner pole (4), its characterized in that, pneumatic box (1) is installed to the one end of spanner pole (4), the outer end fixedly connected with antiskid cover (3) of spanner pole (4), the one end fixedly connected with handle (2) of antiskid cover (3), the other end fixedly connected with connecting piece (5) of spanner pole (4), the inside rotation of connecting piece (5) is connected with output shaft (7);

The novel wrench is characterized in that a mounting groove (19) is formed in the output shaft (7), a connecting shaft (12) is correspondingly arranged in the mounting groove (19), a wrench head (6) is fixedly connected to the other end of the connecting shaft (12), a screw hole (13) is formed in the wrench head (6) in a penetrating mode, a positioning bolt (8) is connected with the output shaft (7) and the screw hole (13) in a threaded mode, and a nut is connected to the positioning bolt (8) in a threaded mode.

2. The pneumatic wrench for bending angles according to claim 1, wherein grooves (14) are formed in two ends of the output shaft (7), and sliding grooves (21) are formed in two inner ends of the grooves (14).

3. The pneumatic spanner with the bent angle as claimed in claim 2, wherein a sliding rod (15) is fixedly connected to the inside of the sliding groove (21), and a sliding block (17) is connected to the sliding rod (15) in a sliding manner.

4. A pneumatic spanner with bent angle as claimed in claim 3, wherein the sliding rod (15) is sleeved with a spring (16), one end of the spring (16) is fixedly connected with the sliding block (17), and the other end is fixedly connected with the inner end of the sliding groove (21).

5. The pneumatic spanner for bending angles according to claim 3, wherein the outer end of the sliding block (17) is fixedly connected with a connecting plate (9), and the inner end of the connecting plate (9) is fixedly connected with a positioning block (20).

6. The pneumatic wrench for bending angles according to claim 5, wherein limiting grooves (18) are formed in two ends of the mounting groove (19), limiting blocks (10) are fixedly connected to two ends of the outer side of the connecting shaft (12), the limiting blocks (10) correspond to the limiting grooves (18), positioning grooves (11) are formed in the limiting blocks (10), and the positioning blocks (20) correspond to the positioning grooves (11).