CN215699104U

CN215699104U - Pneumatic welding tool for small and medium-sized buckets

Info

Publication number: CN215699104U
Application number: CN202121959876.0U
Authority: CN
Inventors: 焦淑权; 方溟; 牟立志
Original assignee: Qingdao Haitaike Robot System Co ltd
Current assignee: Qingdao Haitaike Robot System Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-02-01
Anticipated expiration: 2031-08-19

Abstract

Pneumatic welding frock of middle-size and small-size bucket relates to welding frock technical field for the quick assembly disassembly work of middle-size and small-size bucket on the machine of shifting of being convenient for. The pneumatic welding tool for the small and medium-sized buckets comprises a tool seat, a first pin shaft and a second pin shaft, wherein the tool seat comprises a connecting plate, a first hook component and a second hook component are connected to the tool seat, and the first hook component and the second hook component are distributed in the front-back direction; the first hook component group comprises two first hook components distributed in the left-right direction, the second hook component group comprises two second hook components distributed in the left-right direction, hook openings are formed in the first hook components and the second hook components respectively, and the hook openings are arranged forwards; the hook openings of the two first hook members are used for placing a first pin shaft; and the tool seat is provided with a locking mechanism. The tool has the beneficial effects that the tool efficiency and the accuracy of the small and medium-sized excavator bucket can be improved in the welding process.

Description

Pneumatic welding tool for small and medium-sized buckets

Technical Field

The utility model relates to the technical field of welding tools, in particular to a pneumatic welding tool for small and medium-sized buckets.

Background

Buckets, which may also be referred to as buckets, are important components of excavators.

The positioner is a special welding auxiliary device and is suitable for welding deflection of rotary work so as to obtain an ideal processing position and welding speed.

The single-shaft positioner comprises a connecting disc and a driving mechanism for driving the connecting disc to rotate, wherein the connecting disc is used for connecting a chuck, a welding tool rack and other devices for carrying a welded workpiece through bolts.

The small and medium-sized bucket comprises a bucket body and two hinge bases, wherein the two hinge bases are arranged on the bucket body, and the two hinge bases are arranged oppositely. Each hinge seat is provided with two pin shaft holes, and the pin shaft holes are used for connecting the pin shafts. The inner end of each pin shaft hole is provided with an attachment strap which is arranged around the pin shaft hole. The welding process of the small and medium-sized excavator bucket comprises the following steps: assembling the parts → performing preliminary fixing of the parts by spot welding or riveting → performing overall welding work. In the comprehensive welding work process, a small and medium-sized excavator bucket needs to be connected to a positioner.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pneumatic welding tool for small and medium-sized buckets, which is used for facilitating the quick assembly and disassembly of the small and medium-sized buckets on a positioner.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the pneumatic welding tool for the small and medium-sized buckets comprises a tool seat, a first pin shaft and a second pin shaft, wherein the tool seat comprises a connecting plate, the connecting plate is used for being connected with a positioner, a first hook component and a second hook component are connected to the tool seat, and the first hook component and the second hook component are distributed in the front-back direction;

the first hook component group comprises two first hook components distributed in the left-right direction, the second hook component group comprises two second hook components distributed in the left-right direction, hook openings are formed in the first hook components and the second hook components respectively, and the hook openings are arranged forwards;

the hook openings of the two first hook members are used for placing a first pin shaft, and the hook openings of the two second hook members are used for placing a second pin shaft;

the tool seat is provided with a locking mechanism, and the locking mechanism is used for locking the first pin shaft in the hook opening of the first hook member along the front-back direction.

Further, each set of locking mechanism includes the guide holder, and the guide holder is connected on first hook spare, keep off the member and install in the guide holder, the guide holder is used for sliding connection keep off the member.

Further, the guide seat is detachably connected to the first hook member, and the blocking rod member penetrates through an area enclosed by the guide seat and the first hook member.

Further, the sleeve part comprises an end plate, a left side plate fixedly connected to the left side of the end plate and a right side plate fixedly connected to the right side of the end plate, the left side plate is located on the left side of the first hook, the right side plate is located on the right side of the first hook, the left side plate and the right side plate are detachably connected to the first hook, and the blocking rod part penetrates through an area defined by the left side plate, the end plate, the right side plate and the first hook.

Further, the hook opening is big in front and small in back.

Further, be equipped with on the frock seat and lift the frame, it is used for lifting the round pin axle of bucket to lift the frame to lift, lift the frame and include left side locating surface and right side locating surface, left side locating surface and right side locating surface are used for fixing a position for the attachment strap of bucket.

Further, the lifting frame comprises a left vertical plate, a right vertical plate, a front vertical plate and a rear vertical plate, the left vertical plate and the right vertical plate are parallel to each other, the front vertical plate and the rear vertical plate are respectively arranged between the front vertical plate and the rear vertical plate, the left side of the left vertical plate serves as the left side positioning surface, and the right side of the right vertical plate serves as the right side positioning surface.

Further, be equipped with the tight seat in top on the frock seat, threaded connection has the ejector pin on the tight seat in top, and the ejector pin sets up along left right direction, and the ejector pin is located lift the outside of frame, the ejector pin orientation lift the frame setting.

Furthermore, a handle rod is connected to the ejector rod.

Further, the tool seat comprises a support frame and a tool plate, the lower end of the support frame is fixedly connected to the connecting plate, the tool plate is fixedly connected to the upper end of the support frame, and the first hook piece group and the second hook piece group are arranged on the upper side of the tool plate.

Has the advantages that:

the connecting plate can be detachably connected with the connecting plate of the positioner, so that a bucket to be machined can be conveniently connected with the positioner, and the connecting plate is connected with the connecting plate of the positioner by using bolts. The bucket convenient to be processed can be quickly assembled and disassembled on the bucket rapid-disassembly welding machine, so that the efficiency of the welding tool operation is improved. The bucket to be processed is connected in a mode that a first pin shaft and a second pin shaft are inserted between two hinge seats of a bucket body, then the first pin shaft is arranged in a hook opening of a first hook member, the second pin shaft is arranged in a hook opening of a second hook member, and then the first pin shaft is locked in the hook opening of the first hook member through a locking mechanism. Thus, the bucket body can be fixedly connected to the tool seat, and the rapid tool work is realized

Drawings

FIG. 1 is a schematic view of a small to medium sized bucket suitable for use in the present invention;

FIG. 2 is a perspective view of an embodiment of the present invention;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is a schematic right-side view of FIG. 2;

FIG. 5 is a right side schematic view of the attachment of a bucket to the present invention;

FIG. 6 is a front view of the attachment of a bucket to the present invention;

in the figure: 1 bucket body, 11 hinge seats, 12 round pin shaft holes, 13 attachment straps, 2 connecting plates, 211 support frame, 22 frock board, 23 first round pin axle, 24 second round pin axle, 3 first hook piece, 31 hook mouth, 4 second hook pieces, 5 fender member, 6 cylinders, 7 guide holder, 8 lift frame, 81 left riser, 82 right riser, riser before 83, 84 back riser, 9 tight seat in top, 91 ejector pin, 92 handle bars.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

As shown in fig. 1, the small and medium-sized bucket comprises a bucket body 1 and two hinge bases 11. Two hinge bases 11 are arranged on the bucket body 1 and are oppositely arranged. Each hinge seat is provided with two pin shaft holes 12, and the pin shaft holes are used for connecting the pin shafts, namely the pin shafts are needed in the structure that the excavator bucket is connected to the excavator. The inner end of each pin shaft hole 12 is provided with an attachment strap 13, the attachment straps 13 are annular, so that the pin shaft can conveniently penetrate through, and the attachment straps 13 are arranged around the pin shaft holes. The utility model is designed and invented for small and medium-sized buckets according with the structural characteristics.

As shown in fig. 2 to 4, the pneumatic welding tool for the small and medium-sized excavators comprises a tool seat, a first pin 23 and a second pin 24. The tool seat comprises a connecting plate 2, the connecting plate 2 is used for being connected with the positioner, and the connecting plate 2 can be connected with a connecting plate of the positioner by using bolts. The tool seat is connected with a first hook component and a second hook component which are distributed in the front-back direction; the first hook group comprises two first hook members 3 distributed in the left-right direction, and the second hook group comprises two second hook members 4 distributed in the left-right direction. The first hook member 3 and the second hook member 4 are respectively provided with a hook opening 31, and the hook opening 31 is arranged forwards. The hook openings of the two first hook members 3 are used for placing a first pin 23, and the hook openings of the two second hook members 4 are used for placing a second pin 24. The tool seat is provided with a locking mechanism, and the locking mechanism is used for locking the first pin shaft in the hook opening of the first hook member 3 along the front-back direction.

As shown in fig. 2 to 6, the beneficial effects of the present invention include:

1. the connecting plate 2 can be detachably connected with the connecting plate of the positioner, so that a bucket to be machined can be conveniently connected with the positioner, and the connecting plate 2 is connected with the connecting plate of the positioner by using bolts;

2. the bucket convenient to be processed can be quickly assembled and disassembled on the bucket rapid-disassembly welding machine, so that the efficiency of the welding tool operation is improved. The connection mode of the bucket to be processed is that a first pin shaft 23 and a second pin shaft 24 are inserted between two hinge seats of a bucket body 1, then the first pin shaft 23 is placed in a hook opening of a first hook member 3, the second pin shaft 24 is placed in a hook opening of a second hook member 4, and then the first pin shaft 23 is locked in the hook opening of the first hook member through a locking mechanism. Therefore, the bucket body can be fixedly connected to the tool seat, and the rapid tool can work.

As shown in fig. 2 to 6, the locking mechanism includes a bar member 5 and a cylinder 6, and the bar member 5 is slidably connected to the tool seat to open and close the hook opening 31 of the first hook member 3. The rod blocking piece 5 is connected with a cylinder 6, the cylinder 6 is used for driving the rod blocking piece 5 to slide, and a group of locking mechanisms are respectively arranged at the hook opening of each first hook piece. When the locking mechanism closes the hook opening 31, the blocking rod 5 blocks the opening of the hook opening 31, and the first pin 23 is locked in the hook opening of the first hook member 3. The locking mechanism provided by the utility model is beneficial to quickly locking and unlocking the hook opening, and further beneficial to further improving the working efficiency of the tool.

As shown in fig. 2 to 6, each set of locking mechanisms comprises a guide seat 7, the guide seat 7 being connected to the first hook member 3, the bar member 5 being mounted in the guide seat, the guide seat 7 being adapted to slidably connect the bar member 5. This facilitates the accuracy of the sliding direction of the stopper member 5 and also facilitates the improvement of the locking firmness of the first pin 23 by the locking mechanism. The guide seat 7 is detachably connected to the first hook member 3, and the bar member 5 passes through the area enclosed by the guide seat 7 and the first hook member 3. The structure and the connection scheme of the sleeve part provided by the utility model are beneficial to facilitating the assembly work of the utility model.

As shown in fig. 2 and 4, the structure that the hook opening 31 is large in front and small in back and the hook opening 31 is large in front and small in back is beneficial to facilitating the picking and placing work of the first pin shaft 23 or the second pin shaft 24, and meanwhile, the clamping effect of the hook opening on the placed first pin shaft or the placed second pin shaft can be ensured, and the stability and the reliability of the placed workpiece are improved.

As shown in fig. 2 to 6, be equipped with on the frock seat and lift frame 8, lift frame 8 is used for lifting the round pin axle of bucket, and lift frame 8 includes left side locating surface and right side locating surface, and left side locating surface and right side locating surface are used for fixing a position for the attachment strap of bucket. The lifting frame 8 comprises a left vertical plate 81, a right vertical plate 82, a front vertical plate 83 and a rear vertical plate 84, the left vertical plate 81 is parallel to the right vertical plate 82, the front vertical plate 83 is parallel to the rear vertical plate 84, the front vertical plate 83 and the rear vertical plate 84 are respectively arranged between the front vertical plate 83 and the rear vertical plate 84, the left side of the left vertical plate 81 is used as a left side positioning surface, and the right side of the right vertical plate 82 is used as a right side positioning surface. The lifting frame 8 is used for lifting the first pin shaft 23 and the second pin shaft 24, and the lifting frame 8 is also used for positioning the four butt straps 13, so that accurate positioning of the machined bucket in the tooling process is facilitated. The principle of the lifting of the first pin 23 and the second pin 24 by the lifting frame 8 is that the lifting is formed by the upper end surface of the left vertical plate 81 and the upper end surface of the right vertical plate 82 facing the first pin 23 and the second pin. The principle that the lifting frame 8 positions the access boards 13 is that two access boards positioned on the left side are placed on the left side of the left vertical board 81, and the right side surfaces of the two access boards are abutted against the left side positioning surface; the two straps on the right side are placed on the right side of the right standing plate 82, and the left sides of the two straps are abutted against the right positioning surface.

As shown in fig. 2 to 6, a tightening seat 9 is arranged on the tool seat, a push rod 91 is connected to the tightening seat 9 through a thread, the push rod 91 is arranged along the left-right direction, the push rod 91 is located on the outer side of the lifting frame 8, and the push rod 91 is arranged towards the lifting frame 8. When the ejector rod 91 is rotated, the distance between the inner end of the ejector rod and the lifting frame 8 can be adjusted. The ejector rod 91 is used for tightly ejecting one of the hinge bases 11 towards the direction of the lifting frame 8, so that the tool positioning work of the bucket to be processed is facilitated, and the accuracy of the tool positioning work by using the utility model is further improved. The ejector rod 91 is connected with a handle rod 92, and the handle rod 92 is beneficial to improving the force arm when the ejector rod 91 is rotated, so that manual rotation adjustment work is convenient to carry out.

As shown in fig. 2 to 6, the tooling seat includes a support frame 211 and a tooling plate 22, the lower end of the support frame 211 is fixedly connected to the connecting plate 2, the tooling plate 22 is fixedly connected to the upper end of the support frame 211, and the first hook 3 and the second hook 4 are arranged on the upper side of the tooling plate 22. The support frame 211 is beneficial to supporting the tooling plate 22 to be away from the connecting disc of the positioner for a certain distance, and further provides enough space for welding and rotating work.

Claims

1. The pneumatic welding tool for the small and medium-sized buckets is characterized by comprising a tool seat, a first pin shaft and a second pin shaft, wherein the tool seat comprises a connecting plate, the connecting plate is used for being connected with a positioner, a first hook component and a second hook component are connected to the tool seat, and the first hook component and the second hook component are distributed in the front-back direction;

2. The pneumatic welding tool for the small and medium-sized buckets according to claim 1, wherein the locking mechanism comprises a blocking rod piece and a cylinder, the blocking rod piece is slidably connected to the tool seat and used for opening and closing the hook opening of the first hook piece, the blocking rod piece is connected with the cylinder, the cylinder is used for driving the blocking rod piece to slide, and a group of locking mechanisms is arranged at the hook opening of each first hook piece.

3. The pneumatic welding tool for the small and medium-sized buckets according to claim 2, wherein each group of locking mechanisms comprises a guide seat, the guide seats are connected to the first hook members, the blocking rod members are installed in the guide seats, and the guide seats are used for being connected with the blocking rod members in a sliding mode.

4. The pneumatic welding tool for the small and medium-sized buckets according to claim 3, wherein the guide seat is detachably connected to the first hook, and the blocking rod piece penetrates through an area defined by the guide seat and the first hook.

5. The pneumatic welding tool for small and medium-sized excavators according to claim 1, wherein the hook opening is large in front and small in back.

6. The pneumatic welding tool for the small and medium-sized buckets according to claim 1, wherein the tool seat is provided with a lifting frame, the lifting frame is used for lifting a pin shaft of the bucket, the lifting frame comprises a left positioning surface and a right positioning surface, and the left positioning surface and the right positioning surface are used for positioning a butt strap of the bucket.

7. The pneumatic welding tool for the small and medium-sized buckets according to claim 6, wherein the lifting frame comprises a left vertical plate, a right vertical plate, a front vertical plate and a rear vertical plate, the left vertical plate and the right vertical plate are parallel to each other, the front vertical plate and the rear vertical plate are respectively arranged between the front vertical plate and the rear vertical plate, the left side of the left vertical plate is used as the left side positioning surface, and the right side of the right vertical plate is used as the right side positioning surface.

8. The pneumatic welding tool for the small and medium-sized buckets according to claim 6, wherein the tool seat is provided with a jacking seat, the jacking seat is in threaded connection with a mandril, the mandril is arranged along the left-right direction and is positioned on the outer side of the lifting frame, and the mandril faces the lifting frame.

9. The pneumatic welding tool for the small and medium-sized buckets according to claim 8, wherein the ejector rod is connected with a handle rod.

10. The pneumatic welding tool for the small and medium-sized buckets according to claim 1, wherein the tool seat comprises a support frame and a tool plate, the lower end of the support frame is fixedly connected to the connecting plate, the tool plate is fixedly connected to the upper end of the support frame, and the first hook assembly and the second hook assembly are arranged on the upper side of the tool plate.