Self-cleaning pneumatic wrench

Abstract

The utility model relates to the technical field of advanced manufacturing and automation, and discloses a self-cleaning pneumatic wrench which comprises a pneumatic wrench body, a handle is fixedly installed at the bottom of the outer wall of the pneumatic wrench body, a pressing switch is fixedly installed on the inner side wall of the handle, and a wrench head is arranged in front of the pneumatic wrench body. The adjusting and cleaning assembly is arranged on the outer walls of the pneumatic wrench body and the wrench head; the adjusting and cleaning assembly comprises an adjusting part and a cleaning part. By arranging a small motor, a fixed rotating shaft and a rotating ring drive a small gear to rotate, then a large gear and a cleaning brush head on a mounting ring plate are driven to rotate together, the power transmission efficiency is improved, it is ensured that the cleaning brush head can make contact with the outer wall of a plate head at the constant speed and force, and therefore dirt and impurities are effectively removed; and the effect of improving the cleaning uniformity is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to advanced manufacturing and automation technical field, concretely is a self -cleaning pneumatic wrench. BACKGROUND

[0002] The pneumatic wrench makes a certain mass object accelerate rotation through the continuous power source (usually compressed air), and then hits the output shaft instantaneously, thereby obtaining larger torque output. This working principle enables the pneumatic wrench to generate high torque with smaller energy consumption, and is very suitable for occasions requiring large torque.

[0003] In the existing pneumatic wrench technology, although higher torque output can be provided to meet the fastening or dismounting requirements of various bolts and nuts, in the actual use process, the plate head part of the pneumatic wrench often accumulates impurities such as stains, oil stains and metal chips due to long-time friction with the workpiece, which not only affects the working efficiency of the pneumatic wrench, but also may cause wear of the plate head, shortening its service life. The traditional method often needs to clean the pneumatic wrench regularly by manual work, increasing the work burden, therefore, a self-cleaning pneumatic wrench needs to be designed. SUMMARY

[0004] The utility model discloses a self -cleaning pneumatic wrench to solve the problem in the above -mentioned background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a self -cleaning pneumatic wrench, including pneumatic wrench body, the outer wall bottom of pneumatic wrench body is fixedly installed with handle, the inner side wall of handle is fixedly installed with press switch, the front of pneumatic wrench body is provided with plate head;Adjusting cleaning assembly, adjusting cleaning assembly is arranged on the outer wall of pneumatic wrench body and plate head;The adjusting cleaning assembly includes: adjusting position, the adjusting position is arranged on the outer wall of pneumatic wrench body;Cleaning site, the cleaning site is arranged on the outer wall of pneumatic wrench body and plate head, and the cleaning site is arranged in the front of adjusting position.

[0006] Preferably, the adjusting position includes: a fixed ring plate, the fixed ring plate is fixedly installed on the outer wall of the pneumatic wrench body;The mounting ring is fixedly installed in front of the pneumatic wrench body;The outer wall of the fixed ring plate is fixedly installed with a supporting long plate, and the supporting long plate is arranged above the pneumatic wrench body, the top of the supporting long plate is provided with a moving sliding groove, and the inner wall bottom of the moving sliding groove is provided with a limiting sliding groove.

[0007] Preferably, the inner wall of the moving sliding groove is provided with a through hole, and a moving baffle is slidably connected inside the through hole.

[0008] Preferably, the front end surface of the moving baffle is fixedly provided with a protective mounting plate, and the protective mounting plate is arranged on the outer wall of the board head.

[0009] Preferably, the cleaning part comprises: a mounting shell fixedly installed on the outer wall of the protective mounting plate; a clamping strip arranged inside the mounting ring, and the clamping strip is matched with the clamping groove; a small motor fixedly installed on the inner wall of the mounting shell, and the output end of the small motor is provided with a fixed rotating shaft, and the fixed rotating shaft is movably penetrated through one side of the protective mounting plate and extends to the inner wall of the other end of the protective mounting plate; and a rotating ring movably arranged on the outer wall of the fixed rotating shaft.

[0010] Preferably, the outer wall of the rotating ring is fixedly provided with a small gear, and the small gear is arranged inside the protective mounting plate; a large gear is arranged below the small gear through gear meshing, and the large gear is arranged in the outer ring of the board head; and the large gear is arranged inside the protective mounting plate through the ring.

[0011] Preferably, the outer wall of the large gear is fixedly provided with a mounting ring plate, the inner wall of the mounting ring plate is fixedly provided with a cleaning brush head at equal intervals, and the outer wall of the mounting ring plate is fixedly provided with a rotating ring.

[0012] Preferably, the inner wall of the clamping strip is fixedly provided with an adaptive ring, and the inner wall of the adaptive ring is fixedly provided with a ring.

[0013] The utility model provides a kind of self-cleaning pneumatic wrench.It has the following beneficial effects:

[0014] (1), the utility model discloses a fixed ring plate, mounting ring, moving sliding groove and limit sliding groove are arranged, so that user adjusts the position of protective mounting plate, cooperates with adjusting handle, drives moving baffle to slide inside moving sliding groove, and the stability and accuracy of movement are ensured by limit slide block, reach the effect that the adjustment flexibility is improved.

[0015] (2), the utility model discloses a small motor, so that fixed rotating shaft and rotating ring drive small gear to rotate, and then drive large gear and cleaning brush head on mounting ring plate to rotate, improve the efficiency of power transmission, also ensure that cleaning brush head can contact the outer wall of board head with constant speed and force, so that dirt and impurities are effectively removed, reach the effect that the cleaning uniformity is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the utility model;

[0017] Figure 2 It is a structure side view of the self-cleaning pneumatic wrench of the utility model;

[0018] Figure 3 It is a structure side view of the self-cleaning pneumatic wrench adjusting place of the utility model;

[0019] Figure 4 It is a structure side view of the self-cleaning pneumatic wrench rotating place of the utility model;

[0020] Figure 5 It is a structure side view of the self-cleaning pneumatic wrench cleaning place of the utility model.

[0021] In the figure: 1 pneumatic wrench body, 2 handle, 3 press switch, 4 plate head, 5 adjust cleaning assembly, 51 adjust part, 511 fixed ring plate, 512 support long plate, 513 moving sliding groove, 514 limit sliding groove, 515 moving strip plate, 516 adjust handle, 517 limit sliding block, 518 protection mounting plate, 519 installation ring, 5110 clamping groove, 52 cleaning part, 521 installation shell, 522 small motor, 523 fixed rotating shaft, 524 rotating ring, 525 pinion, 526 gear, 527 installation ring plate, 528 cleaning brush head, 529 rotating ring, 5210 clamping strip, 5211 adaptive ring, 5212 circular sliding groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] The examples of the described embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary, and are intended to explain the utility model, and cannot be understood as the limitation of the utility model.

[0024] Embodiment one:

[0025] The preferred embodiment of the self-cleaning pneumatic wrench provided by the utility model is as follows: Figures 1-5The utility model provides a self-cleaning pneumatic wrench, including pneumatic wrench body 1, the bottom of pneumatic wrench body 1 is fixedly installed with handle 2, the inboard wall of handle 2 is fixedly installed with press switch 3, and the front of pneumatic wrench body 1 is provided with plate head 4;Adjusting cleaning assembly 5 is arranged on the outer wall of pneumatic wrench body 1 and plate head 4;Adjusting cleaning assembly 5 includes: adjusting part 51, adjusting part 51 is arranged on the outer wall of pneumatic wrench body 1;Cleaning part 52 is arranged on the outer wall of pneumatic wrench body 1 and plate head 4, and cleaning part 52 is arranged in the front of adjusting part 51.

[0026] Adjusting part 51 includes: fixed ring plate 511, fixed ring plate 511 is fixedly installed on the outer wall of pneumatic wrench body 1;Mounting ring 519 is fixedly installed in the front of pneumatic wrench body 1;The outer wall of fixed ring plate 511 is fixedly installed with support long plate 512, and support long plate 512 is arranged on the top of pneumatic wrench body 1, and the top of support long plate 512 is provided with moving sliding groove 513, and the inner wall bottom of moving sliding groove 513 is provided with limiting sliding groove 514.

[0027] The inner wall of moving sliding groove 513 is provided with a through hole, and the inside of the through hole is slidably connected with moving strip plate 515, the top of moving strip plate 515 is fixedly installed with adjusting handle 516, and the bottom of moving strip plate 515 is fixedly installed with limiting sliding block 517.

[0028] The front end surface of moving strip plate 515 is fixedly installed with protective mounting plate 518, and protective mounting plate 518 is arranged on the outer wall of plate head 4, and the inner wall of mounting ring 519 is circumferentially provided with equidistantly arranged clamping groove 5110.

[0029] Further, the utility model discloses a fixed ring plate 511, mounting ring 519, moving sliding groove 513 and limiting sliding groove 514 are arranged, so that the user adjusts the position of protective mounting plate 518, cooperates adjusting handle 516, drives moving strip plate 515 to slide in the inside of moving sliding groove 513, and the stability and accuracy of movement are ensured by limiting sliding block 517.

[0030] Embodiment two:

[0031] On the basis of embodiment one, the preferable embodiment of the utility model provides a self-cleaning pneumatic wrench, which comprises Figures 1-5As shown: the cleaning part 52 includes: a mounting shell 521, which is fixedly installed on the outer wall of the protective mounting plate 518; a retaining strip 5210, which is disposed inside the mounting ring 519 and is compatible with the retaining groove 5110; a small motor 522 is fixedly installed on the inner wall of the mounting shell 521, and a fixed rotating shaft 523 is provided at the output end of the small motor 522. The fixed rotating shaft 523 moves through one side of the protective mounting plate 518 and extends to the inner wall of the other end of the protective mounting plate 518. A rotating ring 524 is movably sleeved on the outer wall of the fixed rotating shaft 523.

[0032] A small gear 525 is fixedly installed on the outer wall of the rotating ring 524, and the small gear 525 is located inside the protective mounting plate 518. A large gear 526 is provided below the small gear 525 through gear meshing, and the large gear 526 is sleeved on the outer ring of the plate head 4. The large gear 526 is located inside the protective mounting plate 518 through a ring.

[0033] A mounting plate 527 is fixedly installed on the outer wall of the large gear 526. Cleaning brush heads 528 are fixedly installed equidistantly on the inner circumference of the mounting plate 527. A rotating ring 529 is fixedly installed on the outer wall of the mounting plate 527.

[0034] The inner wall of the clip 5210 is fixedly installed with an adapter ring 5211, the inner wall of the adapter ring 5211 is fixedly installed with a ring, and the inner wall of the ring is provided with a circular groove 5212, which is slidably connected to the rotating ring 529.

[0035] Furthermore, this embodiment includes a small motor 522, which drives the fixed rotating shaft 523 and the rotating ring 524 to rotate the small gear 525, thereby driving the large gear 526 and the cleaning brush head 528 on the mounting plate 527 to rotate together. This improves the efficiency of power transmission and ensures that the cleaning brush head 528 can contact the outer wall of the plate head 4 at a constant speed and force, thereby effectively removing dirt and impurities.

[0036] In use, first, when the pneumatic wrench needs to be cleaned, the user operates the adjusting handle 516 to drive the moving strip plate 515 to slide in the moving sliding groove 513, the limiting slide block 517 at the bottom of the moving strip plate 515 ensures that it does not deviate from the track during sliding, and stable movement is maintained, so that the protective mounting plate 518 can closely fit or be away from the outer wall of the plate head 4, preparing for the subsequent cleaning action. Further, when the adjusting part 51 adjusts the cleaning part 52 to the appropriate position, the cleaning part begins to play its role. The small motor 522 in the installation shell 521 serves as a power source, drives the pinion 525 to rotate through the fixed rotating shaft 523 and the rotating ring 524, then the pinion 525 and the gear wheel 526 realize power transmission through gear meshing, the gear wheel 526 is sleeved on the outer circle of the plate head 4 and rotates with the pinion 525. During this process, the installation ring plate 527 and the cleaning brush head 528 thereon mounted on the outer wall of the gear wheel 526 also rotate, closely contacting and cleaning the outer wall of the plate head 4. Further, in order to ensure the stability and flexibility of the cleaning part, the clamping strip 5210 is matched with the clamping groove 5110 in the inner wall of the installation ring 519, realizing the fixation and release of the cleaning part. At the same time, the matching ring 5211 and the ring and circular sliding groove 5212 on its inner wall are slidably connected with the rotating ring 529, providing a certain stability for the cleaning part and ensuring that it does not deviate from the track during rotation.

[0037] Finally, it should be noted that: the above only describes preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements to some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A self-cleaning pneumatic wrench comprising a pneumatic wrench body (1), characterized in that: The outer wall bottom of the pneumatic wrench body (1) is fixedly installed with a handle (2), the inner side wall of the handle (2) is fixedly installed with a push switch (3), and the front of the pneumatic wrench body (1) is provided with a plate head (4); An adjusting and cleaning assembly (5) is arranged on the outer wall of the pneumatic wrench body (1) and the plate head (4); The adjusting and cleaning assembly (5) comprises: An adjusting part (51) is arranged on the outer wall of the pneumatic wrench body (1); A cleaning part (52) is arranged on the outer wall of the pneumatic wrench body (1) and the plate head (4), and the cleaning part (52) is arranged in front of the adjusting part (51).

2. A self-cleaning pneumatic wrench according to claim 1, characterized in that: The adjusting part (51) comprises: A fixed ring plate (511) is fixedly installed on the outer wall of the pneumatic wrench body (1); A mounting ring (519) is fixedly installed in front of the pneumatic wrench body (1); The outer wall of the fixed ring plate (511) is fixedly installed with a supporting long plate (512), and the supporting long plate (512) is arranged above the pneumatic wrench body (1), the top of the supporting long plate (512) is provided with a moving sliding groove (513), and the inner wall bottom of the moving sliding groove (513) is provided with a limiting sliding groove (514).

3. A self-cleaning pneumatic wrench according to claim 2, characterized in that: A through hole is formed in the inner wall of the moving sliding groove (513), and a moving strip plate (515) is slidably connected in the through hole, the top of the moving strip plate (515) is fixedly installed with an adjusting handle (516), and the bottom of the moving strip plate (515) is fixedly installed with a limiting sliding block (517).

4. A self-cleaning pneumatic wrench according to claim 3, characterized in that: The front end face of the moving strip plate (515) is fixedly installed with a protective mounting plate (518), and the protective mounting plate (518) is arranged on the outer wall of the plate head (4), and a plurality of clamping grooves (5110) are equidistantly formed in the inner wall of the mounting ring (519).

5. A self-cleaning pneumatic wrench as claimed in claim 1, wherein: The cleaning part (52) comprises: A mounting shell (521) is fixedly installed on the outer wall of the protective mounting plate (518); A clamping strip (5210) is arranged in the mounting ring (519), and the clamping strip (5210) is matched with the clamping grooves (5110); A small motor (522) is fixedly installed on the inner wall of the mounting shell (521), the output end of the small motor (522) is provided with a fixed rotating shaft (523), one side of the fixed rotating shaft (523) movably penetrates the protective mounting plate (518), and extends to the inner wall of the other end of the protective mounting plate (518), and a rotating ring (524) is movably sleeved on the outer wall of the fixed rotating shaft (523).

6. A self-cleaning pneumatic wrench as claimed in claim 5, characterized in that: A small gear (525) is fixedly installed on the outer wall of the rotating ring (524), and the small gear (525) is arranged in the protective mounting plate (518), a large gear (526) is arranged below the small gear (525) through gear meshing, and the large gear (526) is sleeved on the outer ring of the plate head (4), and the large gear (526) is arranged in the protective mounting plate (518) through the ring.

7. A self-cleaning pneumatic wrench as claimed in claim 6, characterized in that: The outer wall of the large gear (526) is fixedly installed with a mounting ring plate (527), the inner wall of the mounting ring plate (527) is fixedly installed with cleaning brush heads (528) at equal intervals in the circumference, and the outer wall of the mounting ring plate (527) is fixedly installed with a rotating ring (529).

8. A self-cleaning pneumatic wrench according to claim 7, characterized in that: The inner wall of the clamping strip (5210) is fixedly installed with an adaptive ring (5211), the inner wall of the adaptive ring (5211) is fixedly installed with a ring, and the inner wall of the ring is provided with a circular sliding groove (5212), and the circular sliding groove (5212) is in sliding connection with the rotating ring (529).

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