CN217345379U

CN217345379U - Pneumatic cutting knife with multiple protection mechanisms

Info

Publication number: CN217345379U
Application number: CN202122874843.2U
Authority: CN
Inventors: 张硕
Original assignee: Huaqing Environmental Technology Co ltd
Current assignee: Huaqing Environmental Technology Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-09-02
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses a pneumatic cutting knife with multiple protection mechanisms, including pneumatic cutting knife body, the cover is equipped with supplementary structure of gripping on the fuselage of pneumatic cutting knife body, be provided with detachable protection casing near tool bit connector one side on the fuselage, the protection casing is transparent tapered structure, the utility model relates to a waste automobile is disassembled and is retrieved cutting device technical field, and supplementary structure of gripping adopts the assembled design, can carry out the erection joint according to actual use needs, and can lock in the optional position when rotating along the fuselage to the subsidiary hand of operating personnel of being convenient for grips from different directions, has improved the convenience in utilization and the security of pneumatic cutting knife greatly; detachable protection casing adopts transparent tapered structure, can effectually avoid breaking open the operation process piece and splash and cause the injury to operating personnel, improves the operation security in the cutting.

Description

Pneumatic cutting knife with multiple protection mechanisms

Technical Field

The utility model relates to a waste automobile disassembles retrieves cutting device technical field, specifically is a pneumatic cutting knife with multiple protection machanism.

Background

When an automobile reaches a certain service life, or the automobile is seriously damaged or the technical condition is poor and cannot be repaired due to other reasons, and meanwhile, because the automobile is continuously updated, more and more scrapped automobiles are generated, a scrapped automobile disassembling factory disassembles partial parts and then recycles the parts, and the rest parts are recycled as scrap iron, because the vehicle life of the scrapped automobile is generally longer and the automobile condition is different, a plurality of structures are seriously deformed, or the positions of bolts and rivets are seriously rusted and cannot be normally disassembled, therefore, in the actual operation process, an operator is often required to hold a pneumatic cutter to partially disassemble the scrapped automobile so as to take down the recyclable parts, however, in the prior art, the handheld pneumatic cutter has a simpler structure, mostly adopts a single fixed handle structure, the use stability is poor, and the contact position of a cutter head and a workpiece is easy to slip, the long-time single-hand holding physical strength consumption is great, and intensity of labour is great, and misoperation appears easily, has certain potential safety hazard, and the piece that produces and the metal particle splashes easily and bring the injury to operating personnel in the broken process of tearing open of cutting simultaneously, in view of this, to the above-mentioned problem deep research, the present case of tunneling has been produced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pneumatic cutting knife with multiple protection machanism has solved the problem that proposes in the background art to the not enough of prior art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a pneumatic cutting knife with multiple protection mechanisms comprises a pneumatic cutting knife body, wherein an auxiliary holding structure is sleeved on a machine body of the pneumatic cutting knife body, a detachable protection cover is arranged on one side, close to a knife head connector, of the machine body, and the protection cover is of a transparent conical structure;

the auxiliary holding structure comprises: the pneumatic cutting knife comprises an annular seat, a rotation adjusting assembly, an annular frame, an assembly connecting assembly and an auxiliary handle, wherein the annular seat is fixedly sleeved on a machine body of a pneumatic cutting knife body, the rotation adjusting assembly is sleeved on the annular seat, the annular frame is sleeved on the outer side of the machine body and fixedly connected with the side wall of the rotation adjusting assembly, the assembly connecting assembly is arranged on the outer annular surface of the annular frame, and one end of the auxiliary handle is inserted on the assembly connecting assembly.

Preferably, the rotation adjusting assembly includes: the rotary support component, the gear and the positioning locking component are fixedly sleeved on the annular seat, the gear is fixedly sleeved on the rotary support component, the positioning locking component is welded on the side wall of the machine body, and one end of the positioning locking component is inserted into a gear tooth groove.

Preferably, the rotation support member includes: the bearing is fixedly sleeved on the annular seat, the limiting rings are symmetrically arranged at two ends of the bearing, and the gear is fixedly sleeved on an outer ring of the bearing.

Preferably, the positioning and locking member comprises: mount pad, L type frame, elastic support piece and locking piece, the mount pad sets firmly on the fuselage lateral wall, L type frame sets up on the mount pad, elastic support piece sets up on the crossbeam lower extreme terminal surface of L type frame, the locking piece sets up on elastic support piece's lower extreme and matches with the tooth's socket of gear, be provided with the ball-type pull rod on the locking piece up end.

Preferably, the elastic support comprises: the two compression springs are symmetrically arranged on the lower end face of the cross beam of the L-shaped frame and connected with the locking block, and the telescopic column is inserted in the compression springs and two ends of the telescopic column are respectively connected with the L-shaped frame and the locking block.

Preferably, the fitting connection assembly includes: the auxiliary handle comprises a connecting seat, an assembly column and a locking nut, wherein the connecting seat is welded on the outer ring surface of the annular frame, the assembly column is welded on the connecting seat, one end of the auxiliary handle is inserted into the assembly column, the exposed end of the assembly column is provided with threads, and the locking nut is screwed on the exposed end of the assembly column.

Advantageous effects

The utility model provides a pneumatic cutting knife with multiple protection machanism. The method has the following beneficial effects: this pneumatic cutting knife with multiple protection machanism improves current pneumatic cutting knife body: the auxiliary holding structure is sleeved on the machine body, can be assembled and connected according to actual use requirements and can rotate along the machine body and be locked at any position by adopting an assembly type design, so that an auxiliary hand of an operator can hold the machine body from different directions, and the use convenience and the safety of the pneumatic cutting knife are greatly improved; be provided with detachable protection casing near tool bit connector one side on the fuselage of pneumatic cutting knife body, the protection casing adopts transparent tapered structure, can effectually avoid breaking open the operation process piece and splash and cause the injury to operating personnel in the cutting, improve the operation security, the protection casing can be dismantled and clear up, the clearance operation is more convenient, the prior art has been solved, the pneumatic cutting knife structure of hand-held type is comparatively simple, mostly adopt single fixed handle structure, the stability in use is relatively poor, the tool bit skids with work piece contact position easily, it is great to grip physical power consumption for a long time one hand, intensity of labour is great, misoperation appears easily, there is certain potential safety hazard, the broken problem of bringing the injury to operating personnel that splashes of the piece and the metal granule that produce of tearing open the in-process simultaneously in the cutting.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a pneumatic cutting knife with multiple protection mechanisms.

Fig. 2 is the structure schematic diagram is surveyed to axle of pneumatic cutting knife with multiple protection machanism.

Fig. 3 is a schematic view of the structure of the pneumatic cutter with multiple protection mechanisms.

Fig. 4 is a schematic sectional view of the position a-a of the pneumatic cutter with multiple protection mechanisms according to the present invention.

Fig. 5 is a schematic diagram of the cross-sectional structure of the position B-B of the pneumatic cutter with multiple protection mechanisms according to the present invention.

Fig. 6 is an a position amplifying structure diagram of the pneumatic cutting knife with multiple protection mechanisms of the present invention.

Fig. 7 is a schematic diagram of the b-position amplifying structure of the pneumatic cutting knife with multiple protection mechanisms of the present invention.

In the figure: 1. a pneumatic cutter body; 2. a body; 3. a cutter head connector; 4. a protective cover; 5. an annular seat; 6. an annular frame; 7. an auxiliary grip; 8. a gear; 9. a bearing; 10. a limiting ring; 11. a mounting seat; 12. an L-shaped frame; 13. a locking block; 14. a ball-type pull rod; 15. a compression spring; 16. a telescopic column; 17. a connecting seat; 18. assembling the column; 19. and locking the nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in this application.

Referring to fig. 1-7, the present invention provides a pneumatic cutter with multiple protection mechanisms:

example (b): as can be known from the attached drawings 1-7 of the specification, this scheme includes pneumatic cutting knife body 1, the cover is equipped with supplementary structure of gripping on fuselage 2 of pneumatic cutting knife body 1, it is provided with detachable protection casing 4 to be close to sword first connector 3 one side on fuselage 2, protection casing 4 is transparent tapered structure, it is provided with detachable protection casing 4 to be close to sword first connector 3 one side on fuselage 2 of pneumatic cutting knife body 1, protection casing 4 adopts transparent tapered structure, can effectually avoid breaking the operation process piece of tearing open and splashing and cause the injury to operating personnel cutting, improve the operation security, protection casing 4 can be dismantled and get off and clear up, it is more convenient to clear up the operation, above-mentioned supplementary structure of gripping includes: annular seat 5, rotate adjusting part, annular frame 6, assembly coupling assembling and supplementary handle 7, 5 fixed suit of annular seat are on fuselage 2 of pneumatic cutting knife body 1, rotate adjusting part suit on annular seat 5, 6 suits of annular frame in the fuselage 2 outside and with rotation adjusting part lateral wall fixed connection, assembly coupling assembling sets up on the outer anchor ring of annular frame 6, the one end cartridge of supplementary handle 7 is on assembly coupling assembling, improve current pneumatic cutting knife body 1: the cover is equipped with supplementary structure of gripping on fuselage 2, and supplementary structure of gripping adopts the assembled design, can carry out the erection joint with supplementary handle 7 through assembly coupling assembling and annular frame 6 according to the use needs of reality, utilizes the mating reaction that rotates adjusting part, can rotate and can lock in the optional position along fuselage 2 to the operating personnel's of being convenient for supplementary hand grips from the equidirectional, has improved the convenience of use and the security of pneumatic cutting knife greatly.

As can be seen from fig. 1 to 7 of the specification, in the implementation process, the rotation adjusting assembly comprises: rotate supporting member, gear 8 and location locking member, rotate the fixed cover of supporting member and adorn on annular seat 5, the fixed suit of gear 8 is on rotating the supporting member, and location locking member welds on 2 lateral walls of fuselage and one end inserts in the tooth's socket of gear 8, and wherein rotate the supporting member and include: bearing 9 and spacing ring 10, bearing 9 is fixed suit on annular seat 5, and spacing ring 10 symmetry sets up on the position of bearing 9 both ends, and the fixed suit of gear 8 is on the outer lane of bearing 9, and above-mentioned location locking means includes: mount pad 11, L type frame 12, elastic support piece and locking piece 13, mount pad 11 sets firmly on 2 lateral walls of fuselage, and L type frame 12 sets up on mount pad 11, and elastic support piece sets up on the terminal surface under the crossbeam of L type frame 12, locking piece 13 set up on elastic support piece's the lower extreme and with gear 8's tooth's socket phase-match, be provided with ball-type pull rod 14 on the locking piece 13 up end, and wherein elastic support piece includes: two compression springs 15 and a telescopic column 16, the two compression springs 15 are symmetrically arranged on the lower end face of the beam of the L-shaped frame 12 and connected with the locking block 13, the telescopic column 16 is inserted in the compression springs 15, and two ends of the telescopic column 16 are respectively connected with the L-shaped frame 12 and the locking block 13, when the device is used, the spherical pull rod 14 at one end of the locking block 13 is pulled to lift the locking block 13, in the lifting process of the locking block 13, the compression springs 15 and the telescopic column 16 between the locking block 13 and the L-shaped frame 12 are stressed to contract, so that the convex tooth end of the locking block 13 is separated from the tooth space of the gear 8, and further the limit locking effect on the gear 8 is released, at the moment, the auxiliary handle 7 is rotated along the circumferential direction of the machine body 2, the auxiliary handle 7 drives the annular frame 6 and the gear 8 to synchronously rotate under the supporting effect of the bearing 9, after the position of the auxiliary handle 7 is adjusted, the spherical pull rod 14 is loosened, the locking block 13 is reinserted into the tooth space of the gear 8 under the reset elastic effect of the compression springs 15, and then realize the locking to gear 8, after gear 8 locks, corresponding annular frame 6 and the supplementary handle 7 position of annular frame 6 are locked promptly, through this structural design, can realize assisting the multiposition regulation of handle 7, can adapt to the different operation custom of operation personnel, compare in traditional plastics jacket formula supplementary handle 7, structural stability is better, long service life, and convenient operation.

In a specific implementation process, as a preferable configuration, the assembling and connecting assembly includes: connecting seat 17, erection column 18 and lock nut 19, connecting seat 17 welds on the outer anchor ring of annular frame 6, erection column 18 welds on connecting seat 17, the one end cartridge of supplementary handle 7 is to erection column 18, the end that exposes of erection column 18 has seted up the screw thread, lock nut 19 connects on the end that exposes of erection column 18 soon, in use, the pilot hole has been seted up to the one end of supplementary handle 7, when needing to use supplementary handle 7, insert the pilot hole on the erection column 18 on connecting seat 17, it is spacing to utilize lock nut 19 to carry out supplementary handle 7 in the vertical direction again, can effectively guarantee the assembly stability and the convenience of supplementary handle 7, simultaneously under the comparatively narrow and small condition of spatial position, can not install supplementary handle 7, and take off detachable protection casing 4, fully guarantee the adaptability of pneumatic cutting knife body 1.

To sum up, this pneumatic cutting knife that is equipped with multiple protection machanism improves current pneumatic cutting knife body 1: the auxiliary holding structure is sleeved on the machine body 2 and adopts an assembly type design, can be assembled and connected according to actual use requirements, can rotate along the machine body 2 and can be locked at any position, so that an auxiliary hand of an operator can hold the machine conveniently from different directions, and the use convenience and the safety of the pneumatic cutting knife are greatly improved; be provided with detachable protection casing 4 near 3 one side of tool bit connector on fuselage 2 of pneumatic cutting knife body 1, protection casing 4 adopts transparent taper type structure, can effectually avoid breaking the problem of tearing open the operation process piece and splashing and cause the injury to operating personnel in the cutting, improve the operation security, protection casing 4 can be dismantled and clear up, it is more convenient to clear up the operation, the prior art has been solved, the pneumatic cutting knife structure of hand-held type is comparatively simple, mostly adopt single fixed handle structure, the stability in use is relatively poor, the tool bit skids with work piece contact position easily, long-time one hand grips physical demands great, intensity of labour is great, misoperation appears easily, there is certain potential safety hazard, the problem that the piece and the metal granule that the while cutting was broken to tear the in-process production splashes easily and bring the injury to operating personnel.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A pneumatic cutting knife with multiple protection mechanisms comprises a pneumatic cutting knife body (1) and is characterized in that an auxiliary holding structure is sleeved on a machine body (2) of the pneumatic cutting knife body (1), a detachable protection cover (4) is arranged on one side, close to a knife head connector (3), of the machine body (2), and the protection cover (4) is of a transparent conical structure;

the auxiliary holding structure comprises: the pneumatic cutting knife comprises an annular seat (5), a rotating adjusting component, an annular frame (6), an assembling and connecting component and an auxiliary handle (7), wherein the annular seat (5) is fixedly sleeved on a machine body (2) of a pneumatic cutting knife body (1), the rotating adjusting component is sleeved on the annular seat (5), the annular frame (6) is sleeved on the outer side of the machine body (2) and fixedly connected with the side wall of the rotating adjusting component, the assembling and connecting component is arranged on the outer annular surface of the annular frame (6), and one end of the auxiliary handle (7) is inserted on the assembling and connecting component.

2. The pneumatic cutting knife with multiple guard mechanisms of claim 1 wherein the rotation adjustment assembly comprises: rotate supporting member, gear (8) and location locking member, it adorns on annular seat (5) to rotate the fixed cover of supporting member, gear (8) fixed suit is on rotating supporting member, location locking member welds on fuselage (2) lateral wall and one end inserts in the tooth's socket of gear (8).

3. The pneumatic cutting knife provided with a multiple guard mechanism according to claim 2, characterized in that the rotary support member comprises: the bearing (9) is fixedly sleeved on the annular seat (5), the limiting rings (10) are symmetrically arranged at two ends of the bearing (9), and the gear (8) is fixedly sleeved on an outer ring of the bearing (9).

4. The pneumatic cutting knife provided with a multiple guard mechanism according to claim 2, characterized in that the positioning and locking member comprises: mount pad (11), L type frame (12), elastic support piece and locking piece (13), mount pad (11) set firmly on fuselage (2) lateral wall, L type frame (12) set up on mount pad (11), elastic support piece sets up under the crossbeam of L type frame (12) on the terminal surface, locking piece (13) set up on elastic support piece's lower extreme and with the tooth's socket phase-match of gear (8), be provided with ball-type pull rod (14) on locking piece (13) up end.

5. The pneumatic cutting knife provided with multiple guard mechanisms as claimed in claim 4, wherein the elastic support member comprises: the device comprises two compression springs (15) and a telescopic column (16), wherein the two compression springs (15) are symmetrically arranged on the lower end face of a cross beam of the L-shaped frame (12) and are connected with a locking block (13), the telescopic column (16) is inserted into the compression springs (15), and two ends of the telescopic column are respectively connected with the L-shaped frame (12) and the locking block (13).

6. The pneumatic cutting knife provided with multiple protection mechanisms according to claim 1, characterized in that the assembling and connecting assembly comprises: the auxiliary handle comprises a connecting seat (17), an assembling column (18) and a locking nut (19), wherein the connecting seat (17) is welded on the outer ring surface of the annular frame (6), the assembling column (18) is welded on the connecting seat (17), one end of the auxiliary handle (7) is inserted into the assembling column (18), the exposed end of the assembling column (18) is provided with a thread, and the locking nut (19) is screwed on the exposed end of the assembling column (18).