CN211004265U

CN211004265U - Work piece lifting arm for welding lifter

Info

Publication number: CN211004265U
Application number: CN201921705654.9U
Authority: CN
Inventors: 张玉栋; 王禹瑄; 杲明川
Original assignee: Shandong Kanghong Machinery Co ltd
Current assignee: Shandong Kanghong Machinery Co ltd
Priority date: 2019-10-12
Filing date: 2019-10-12
Publication date: 2020-07-14
Anticipated expiration: 2029-10-12

Abstract

A work piece lifting arm for a welding lifter, comprising a lifter body, two identical lifting arms, characterized in that: the equal fixed mounting rectangular block in inboard of lift arm, the shaft hole is all seted up to one side of rectangular block, the movable mounting pivot between the rectangular block, set up the tooth's socket in one of them rectangular block, the top surface of tooth's socket is seted up and is passed through the groove with external communicating, the bar groove is seted up respectively to the both sides of passing through the groove, the one end fixed mounting ratchet of pivot, pass through inslot movable mounting pawl, the both sides fixed mounting slider of pawl, be connected through the extension spring between slider and the bar groove, the middle part fixed mounting line wheel of pivot, the periphery winding of line wheel has the cotton rope, the one end and the line wheel fixed connection of cotton rope, the other. The utility model discloses simple structure, convenient operation can save the installation time of agricultural implement, improves work efficiency, lifts up agricultural implement adjusting position through the assistance of lifting mechanism, has saved the manpower, and the user can install agricultural implement more easily.

Description

Work piece lifting arm for welding lifter

Technical Field

The utility model belongs to the technical field of the agricultural machine accessory, specifically speaking is a work piece lifting arm for welding lifting mechanism.

Background

The tractor need hang different agricultural implements and carry out the operation in the use, need in the use with the agricultural implement of lifter with the tractor rear side promote or descend, but when installing the agricultural implement, need the position of repetition adjustment tractor, can install after the lift arm with the lifter aligns with the mounting hole of agricultural implement, still need several people to lift the agricultural implement together and adjust the position, and the operation is complicated, waste time and manpower.

SUMMERY OF THE UTILITY MODEL

The utility model provides a work piece lifting arm for welding lifting mechanism for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

a work piece lifting arm for a welding lifter, comprising a lifter body, two identical lifting arms, characterized in that: the equal fixed mounting rectangular block in inboard of lift arm, the shaft hole is all seted up to one side of rectangular block, the movable mounting pivot between the rectangular block, set up the tooth's socket in one of them rectangular block, the top surface of tooth's socket is seted up and is passed through the groove with external communicating, the bar groove is seted up respectively to the both sides of passing through the groove, the one end fixed mounting ratchet of pivot, pass through inslot movable mounting pawl, the both sides fixed mounting slider of pawl, be connected through the extension spring between slider and the bar groove, the middle part fixed mounting line wheel of pivot, the periphery winding of line wheel has the cotton rope, the one end and the line wheel fixed connection of cotton rope, the other.

The workpiece lifting arm for the welding lifter is characterized in that a bearing is fixedly arranged in the shaft hole, and the rotating shaft penetrates through the bearing and is fixedly connected with the bearing.

The workpiece lifting arm for the welding lifter comprises a wire rope, a flexible steel wire rope and a welding rod.

The workpiece lifting arm for the welding lifter is characterized in that the hook is a safety hook.

The workpiece lifting arm for the welding lifter is characterized in that the top surface of the pawl is fixedly provided with a circular plate.

According to the workpiece lifting arm for the welding lifter, the lug ring is fixedly arranged at the eccentric position of one side of the wire wheel.

The utility model has the advantages that: when the utility model is used, a user firstly stops the tractor at the approximate position of the front side of the farm tool, firstly puts the lifting arm at the lowest position, can adjust the position of the lifting arm according to the actual situation, after winding the cotton rope for a plurality of weeks around the cross beam of the farm tool, the cotton rope is clamped in the hook, the handle rotates the rotating shaft, the wire wheel rotates along with the rotating shaft, the cotton rope is folded, the farm tool hanging hole can be aligned with the hanging hole on the tractor by the peasant user, the rotating shaft and the wire wheel can be fixed after the ratchet wheel is clamped with the pawl, the wire wheel can not loosen, at the moment, the lifting arm is controlled to be lifted, how to lift the lifting arm by the tractor is the prior art, the details are not repeated, the farm tool can be lifted along with the lifting arm, the user can lift the rear side of the farm tool to adjust the position of the farm tool, the position adjustment is more convenient when the farm tool is installed, the lifting arm is put, easy operation, convenient to use when needs are packed up the cotton rope, will get in touch earlier and separate with the cotton rope, then the user upwards stimulates the pawl with the hand, makes pawl and ratchet's tooth part separately, just can make the pivot rotate, makes the cotton rope winding take up in the periphery of line wheel, the utility model discloses simple structure, convenient operation can save the installation time of agricultural implement, improves work efficiency, lifts up agricultural implement adjusting position through the assistance of lifting mechanism, has saved the manpower, and the user can install the agricultural implement more easily.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is a view in the direction A of FIG. 1; fig. 3 is an enlarged view of part i of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The utility model provides a work piece lifting arm for welding hoist, as shown in the figure, includes hoist main part 1, two the same lifting arms 2, and lifting arms 2 pass through connecting device and install respectively in hoist main part 1 both sides, its characterized in that: rectangular blocks 3 are fixedly arranged on the inner sides of lifting arms 2, shaft holes 4 are formed in one sides of the rectangular blocks 3, rotating shafts 5 are movably arranged between the rectangular blocks 3, two ends of each rotating shaft 5 are located in the corresponding shaft holes 4, the rotating shafts 5 can rotate around the axes of the rotating shafts, a tooth space 6 is formed in one rectangular block 3, the tooth space 6 is communicated with the corresponding shaft hole 4, a through groove 7 communicated with the outside is formed in the top surface of the tooth space 6, strip-shaped grooves 8 are formed in two sides of the through groove 7 respectively, a ratchet 9 is fixedly arranged at one end of each rotating shaft 5, the ratchet 9 is located in the tooth space 6, a pawl 10 is movably arranged in the through groove 7, the pawl 10 can be clamped with a tooth part of the ratchet 9, the bottom surface of the pawl 10 is of a wedge-shaped structure, the orientation of the wedge-shaped surface is opposite to the rotating direction of a wire winding wheel 11, sliding blocks 15 are fixedly arranged on two sides of, the slider 15 is connected with the strip-shaped groove 8 through the extension spring 16, one end of the extension spring 16 is fixedly connected with the bottom surface of the slider 15, the other end of the extension spring 16 is fixedly connected with the bottom surface of the strip-shaped groove 8, the middle part of the rotating shaft 5 is fixedly provided with the wire wheel 11, the periphery of the wire wheel 11 is wound with the wire 12, one end of the wire 12 is fixedly connected with the wire wheel 11, the wire 12 is wound on the wire wheel 11 for a plurality of weeks, the other end of the wire 12 is fixedly provided with the hook 13, the rotating handle 18 is fixedly arranged on one side of the periphery of the. When the utility model is used, a user firstly stops the tractor at the approximate position of the front side of the farm tool, firstly puts the lifting arm 2 at the lowest position, can adjust the position of the lifting arm 2 according to the actual situation, fixes the cotton rope 12 in the hook 13 after winding the cotton rope 12 for a plurality of weeks around the beam of the farm tool, rotates the rotating shaft 5 through the handle 18, the wire wheel 11 rotates along with the rotating shaft 5, draws in the cotton rope 12, can help a farmer to align the farm tool hanging hole with the hanging hole on the tractor, can fix the rotating shaft 5 and the wire wheel 11 after the ratchet wheel 9 is clamped with the pawl 10, the wire wheel 11 can not be loosened, controls the lifting arm 2 to be lifted at the moment, and how to lift the lifting arm 2 through the tractor is the prior art, no redundancy is provided here, the farm tool can also be lifted along with the lifting arm 2, the user can adjust the position of the farm tool by self lifting the rear side of the farm tool, so, put down the lifting arm 2 after adjusting the position, alright this moment in order to connect lifting arm 2 and agricultural implement, easy operation, convenient to use, when needs are packed up cotton rope 12, will separately couple 13 and cotton rope 12 earlier, then the user upwards stimulates pawl 10 with the hand, makes pawl 10 and ratchet 9's tooth part separately, just can make pivot 5 rotate, makes cotton rope 12 winding take up in the periphery of line wheel 11, the utility model discloses simple structure, convenient operation can save the installation time of agricultural implement, improves work efficiency, lifts up agricultural implement adjusting position through the assistance of lifting mechanism, has saved the manpower, and the user can install the agricultural implement more easily.

Specifically, as shown in fig. 3, a bearing 14 is fixedly installed in the shaft hole 4, and the rotating shaft 5 passes through the bearing 14 and is fixedly connected with the same. This structural design can reduce the frictional force between pivot 5 and shaft hole 4, and the person of facilitating the use rotates pivot 5 more easily.

Specifically, as shown in fig. 2, the wire rope 12 in this embodiment is a flexible steel wire rope. The flexible steel wire rope is high in flexibility and strength, convenient to retract and release, capable of bearing large weight and capable of improving safety and convenience in use.

Further, as shown in fig. 2, the hook 13 according to the present embodiment is a safety hook. The safety hook is difficult to unhook in the use, improves the utility model discloses a reliability.

Further, as shown in fig. 3, a circular plate 17 is fixedly installed on the top surface of the ratchet 10 according to the present embodiment. This structural design can increase the area of contact of user's hand and pawl 10, makes things convenient for the user to pull pawl 10 outwards.

Furthermore, as shown in fig. 1, an ear ring 19 is fixedly installed at one eccentric position of the reel 11 according to the embodiment. The structural design is convenient for a user to hang the hook 13 in the ear ring 19 after the rope 12 is collected, so that the hook 13 is prevented from being shaken in disorder due to vibration in the running process of the tractor, and the rope 12 is prevented from being wound to influence the use.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A work piece lifting arm for a welding lifter, comprising a lifter body (1), two identical lifting arms (2), characterized in that: rectangular blocks (3) are fixedly arranged on the inner sides of the lifting arms (2), shaft holes (4) are formed in one sides of the rectangular blocks (3), rotating shafts (5) are movably arranged between the rectangular blocks (3), tooth's socket (6) are seted up in one of them rectangle piece (3), the top surface of tooth's socket (6) is seted up and is passed through groove (7) with external communicating, bar groove (8) are seted up respectively to the both sides of passing through groove (7), one end fixed mounting ratchet (9) of pivot (5), pass through movable mounting pawl (10) in groove (7), both sides fixed mounting slider (15) of pawl (10), be connected through extension spring (16) between slider (15) and bar groove (8), middle part fixed mounting line wheel (11) of pivot (5), the periphery winding of line wheel (11) has cotton rope (12), the one end and line wheel (11) fixed connection of cotton rope (12), other end fixed mounting couple (13) of cotton rope (12).

2. The work piece lifting arm for a welding lifter of claim 1, wherein: and a bearing (14) is fixedly arranged in the shaft hole (4), and the rotating shaft (5) penetrates through the bearing (14) and is fixedly connected with the bearing.

3. The work piece lifting arm for a welding lifter of claim 1, wherein: the thread rope (12) is a flexible steel wire rope.

4. A work piece lifting arm for a welding lifter according to claim 3, wherein: the hook (13) is a safety hook.

5. A work piece lifting arm for a welding lifter according to claim 1 or 2 or 3 or 4, characterized in that: the top surface of the pawl (10) is fixedly provided with a circular plate (17).

6. The work piece lifting arm for a welding lifter of claim 5, wherein: an ear ring (19) is fixedly arranged at the eccentric position of one side of the wire wheel (11).