CN215616037U

CN215616037U - Turnover type welding clamp for bucket rod of hydraulic excavator

Info

Publication number: CN215616037U
Application number: CN202120185149.7U
Authority: CN
Inventors: 姬传锁; 王辉; 夹兆国
Original assignee: Jining Hexin Construction Machinery Co ltd
Current assignee: Jining Hexin Construction Machinery Co ltd
Priority date: 2021-01-24
Filing date: 2021-01-24
Publication date: 2022-01-25
Anticipated expiration: 2031-01-24

Abstract

The utility model discloses a hydraulic excavator bucket rod turnover type welding fixture, which belongs to the technical field of welding fixtures and comprises a base, wherein a fixed seat is fixedly connected to one side of the top of the base, a movable seat is slidably connected to the other side of the top of the base, annular guide rails are respectively installed at the tops of the fixed seat and the movable seat, an arc-shaped sliding block is slidably connected to the inner side wall of each annular guide rail, a sleeve is fixedly connected to the surface of each arc-shaped sliding block, a screw rod is screwed into the sleeve, then the annular guide rails are sleeved on the outer wall of a bucket rod, the screw rod is reversely screwed until one end of the screw rod, far away from the sleeve, abuts against the outer wall of the bucket rod and is screwed, the bucket rod can be fixed, welding is convenient, the position of the sleeve and the screw rod can be flexibly adjusted, the clamping fixed position is further changed, the use is flexible, the adjustment is convenient, and the machining operation is not influenced.

Description

Turnover type welding clamp for bucket rod of hydraulic excavator

Technical Field

The utility model relates to the technical field of welding fixtures, in particular to a turnover type welding fixture for a bucket rod of a hydraulic excavator.

Background

In the process of manufacturing the bucket rod of the excavator, the bucket rod is welded by adopting a horizontal welding process, so that a welding clamp is required to be used for fixing the bucket rod in the welding process.

The patent number is CN 212264998U's the convertible dress of hydraulic excavator bucket rod welds anchor clamps, adopts the mode of convertible clamping, is convenient for observe the cooperation relation between each spare part, effectively guarantees the welding quality of product.

When the welding fixture is used, the following defects 1 exist, the position of a main clamping mechanism of the welding fixture is fixed and cannot be adjusted, the clamping position cannot be conveniently adjusted during clamping, and a machining part can be influenced by the influence of the clamping mechanism to influence machining operation; 2. above-mentioned dress welds anchor clamps when overturning, can only go on through manual, waste time and energy, inefficiency, for this reason, we provide a hydraulic shovel fill pole convertible dress welds anchor clamps.

SUMMERY OF THE UTILITY MODEL

The utility model provides a turnover type welding fixture for a bucket rod of a hydraulic excavator, aiming at flexibly selecting and adjusting a fixed position of a workpiece, automatically turning over the workpiece and improving the operation convenience.

The specific technical scheme provided by the utility model is as follows:

the utility model provides a hydraulic excavator bucket rod turnover type assembling and welding fixture which comprises a base, wherein a fixed seat is fixedly connected to one side of the top of the base, a movable seat is slidably connected to the other side of the top of the base, annular guide rails are respectively installed at the tops of the fixed seat and the movable seat, an arc-shaped sliding block is slidably connected to the inner side wall of each annular guide rail, a sleeve is fixedly connected to the surface of each arc-shaped sliding block, a screw rod is screwed and connected into the sleeve, a motor is installed at one side of the top of the base, a speed reducer is installed at the power output end of the motor, a connecting rod is fixedly connected to one side of each annular guide rail, and a belt is installed between the power output end of the speed reducer and the power input end of the connecting rod.

Optionally, a sliding groove is formed in the base, a sliding block is connected to the inside of the sliding groove in a sliding mode, and the movable seat is fixed to the top of the sliding block.

Optionally, a coupling is inserted between the annular guide rails.

Optionally, a controller is installed on one side of the surface of the motor, and the current input end of the motor is electrically connected with an external power supply through the controller.

Optionally, a support frame is installed at the top of the base, and the support frame is located between the annular guide rails.

The utility model has the following beneficial effects:

1. the top of the base is provided with a fixed seat and a movable seat, the top of the fixed seat and the top of the movable seat are both fixed with an annular guide rail, the outer wall of the annular guide rail slides with an arc-shaped slide block, the arc-shaped slide block can circumferentially slide along the annular guide rail, the surface of the arc-shaped slide block is fixed with a sleeve, one side of the sleeve is screwed with a screw rod, before clamping and fixing the bucket rod, screwing the screw rods into the sleeve to increase the space between the screw rods, sleeving the annular guide rail into the outer wall of the bucket rod, screwing the screw rods reversely until one end of the screw rod, far away from the sleeve, abuts against the outer wall of the bucket rod and screws the screw rods tightly, can accomplish the fixed of dipper, conveniently weld the dress, compare in traditional fixed fixture, sleeve and screw rod can nimble adjusting position, and then change centre gripping fixed position, use in a flexible way, and it is convenient to adjust, does not influence the processing operation.

2. Motor and speed reducer are installed at the top of base, the power take off end of speed reducer passes through the power input end that the belt connects the connecting rod, accomplish fixedly when the dipper and weld the dress operation in-process, when needing the upset, control motor operation, its power take off end rotates and drives speed reducer power input end and rotate during motor operation, make speed reducer power take off end slowly rotate after the speed reduction of speed reducer, and then drive the synchronous rotation of connecting rod through the belt, can drive ring rail when the connecting rod rotates and rotate in order to rotate the upset dipper, the operation is processed to its surperficial different faces to the convenience, compare in traditional manual upset mode, the convenience of operation convenience and upset has been improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a hydraulic excavator bucket rod turnover type welding fixture according to an embodiment of the present invention;

fig. 2 is a schematic view of an internal structure of a circular guide rail of the hydraulic excavator bucket rod flip-type welding fixture according to the embodiment of the utility model.

In the figure: 1. a base; 101. a chute; 102. a slider; 2. a fixed seat; 3. a movable seat; 4. an annular guide rail; 401. an arc-shaped sliding block; 5. a sleeve; 501. a screw; 6. coupling; 7. a motor; 701. a controller; 702. a speed reducer; 8. a connecting rod; 801. a belt; 9. a support frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A hydraulic excavator bucket rod flip-type welding fixture according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.

Referring to fig. 1 and 2, the bucket rod turnover type welding fixture for the hydraulic excavator provided by the embodiment of the utility model comprises a base 1, wherein a fixed seat 2 is fixedly connected to one side of the top of the base 1, a movable seat 3 is slidably connected to the other side of the top of the base 1, an annular guide rail 4 is respectively installed on the tops of the fixed seat 2 and the movable seat 3, an arc-shaped sliding block 401 is slidably connected to the inner side wall of the annular guide rail 4, a sleeve 5 is fixedly connected to the surface of the arc-shaped sliding block 401, a screw 501 is screwed in the sleeve 5, a motor 7 is installed on one side of the top of the base 1, a speed reducer 702 is installed on the power output end of the motor 7, a connecting rod 8 is fixedly connected to one side of the annular guide rail 4, and a belt 801 is installed between the power output end of the speed reducer 702 and the power input end of the connecting rod 8.

Exemplarily, screw rod 501 is twisted to the inside of sleeve 5, embolia ring rail 4 to the dipper outer wall afterwards, reverse twist screw rod 501, it conflicts to the outer wall of dipper and screws up screw rod 501 to keep away from 5 one end of sleeve until screw rod 501, can accomplish the fixed of dipper, conveniently weld the dress, sleeve 5 and screw rod 501 can nimble adjusting position, and then change centre gripping fixed position, and it is nimble to use, and it is convenient to adjust, does not influence the processing operation, its power take off end rotates and drives speed reducer 702 power input end and rotate when motor 7 moves, make speed reducer 702 power take off end slowly rotate after the speed reduction of speed reducer 702, and then drive ring rail 4 through belt 801 and rotate in order to rotate the upset dipper, conveniently process the operation to its surperficial different faces, the convenience of operability and upset has been improved.

Referring to fig. 1, a sliding groove 101 is formed in the base 1, a sliding block 102 is slidably connected in the sliding groove 101, and the movable seat 3 is fixed to the top of the sliding block 102.

Illustratively, the sliding block 102 can slide along the inside of the sliding chute 101, and then the movable seat 3 and the annular guide rail 4 on the top of the sliding block are driven to move.

Referring to fig. 1, a coupling 6 is inserted between the annular guide rails 4.

Illustratively, the ring rails 4 are inserted with the coupling 6 therebetween after reaching a proper position, and the ring rails 4 can be synchronously rotated through the coupling 6.

Referring to fig. 1, a controller 701 is installed on one side of the surface of the motor 7, and a current input end of the motor 7 is electrically connected with an external power supply through the controller 701.

For example, the controller 701 may control the operation state of the motor 7.

Referring to fig. 1, a supporting frame 9 is mounted on the top of the base 1, and the supporting frame 9 is located between the annular guide rails 4.

The support frame 9 that is located between the ring rail 4 is installed at base 1 top to the example, and before welding the dress operation, it is fixed to arrange the dipper in the support frame top earlier, and it makes ring rail 4 move to the dipper outside and fix to remove ring rail 4 afterwards, and support frame 9 plays the auxiliary stay effect.

When the bucket rod clamping device is used, the fixed seat 2 and the movable seat 3 are installed at the top of the base 1, the annular guide rail 4 is fixed at the tops of the fixed seat 2 and the movable seat 3, the arc-shaped sliding block 401 slides on the outer wall of the annular guide rail 4, the sleeve 5 is fixed on the surface of the arc-shaped sliding block 401, the screw 501 is screwed on one side of the sleeve 5, before the bucket rod is clamped and fixed, the screw 501 is screwed into the sleeve 5, so that the distance between the screw 501 is increased, the annular guide rail 4 has enough space inside, then the annular guide rail 4 is sleeved on the outer wall of the bucket rod, the screw 501 is screwed in the reverse direction until one end of the screw 501, far from the sleeve 5, is abutted to the outer wall of the bucket rod and the screw 501 is screwed, the bucket rod can be fixed, welding is convenient, compared with the traditional fixed clamping mechanism, the positions of the sleeve 5 and the screw 501 can be flexibly adjusted, further changing the clamping and fixing position, flexible use, convenient adjustment, and no influence on processing operation, the slide block 102 can slide along the inside of the chute 101, and further drive the movable seat 3 and the annular guide rail 4 at the top of the slide block to move, the support frame 9 between the annular guide rails 4 is installed at the top of the base 1, before welding operation, the bucket rod is firstly arranged at the top of the support frame to be fixed, then the annular guide rail 4 is moved to the outside of the bucket rod to be fixed by moving the annular guide rail 4, the support frame 9 plays a role of auxiliary support, the motor 7 and the speed reducer 702 are installed at the top of the base 1, the power output end of the speed reducer 702 is connected with the power input end of the connecting rod 8 through the belt 801, when the bucket rod is fixed and is welded, when overturning is needed, the controller 701 controls the motor 7 to operate, the power output end of the motor 7 rotates to drive the power input end of the speed reducer 702 to rotate, make speed reducer 702 power take off end slowly rotate after the speed reduction of speed reducer 702, and then drive the synchronous rotation of connecting rod 8 through belt 801, connecting rod 8 can drive ring rail 4 when rotating and rotate in order to rotate the upset dipper, conveniently process the operation to its surperficial different faces, compare in traditional manual upset mode, the convenience of operation convenience and upset has been improved, ring rail 4 inserts coupling 6 between it after reaching suitable position, make through coupling 6 can synchronous rotation between the ring rail 4.

The utility model relates to a hydraulic excavator bucket rod turnover type welding fixture which comprises a base 1, a sliding groove 101, a sliding block 102, a fixed seat 2, a movable seat 3, an annular guide rail 4, an arc-shaped sliding block 401, a sleeve 5, a screw 501, a coupling 6, a motor 7, a controller 701, a speed reducer 702, a connecting rod 8, a belt 801 and a supporting frame 9, wherein the components are all universal standard components or components known by technicians in the field, and the structure and the principle of the fixture can be known by technicians in the field or can be known by a conventional experimental method.

It will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention without departing from the spirit or scope of the embodiments of the utility model. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to encompass such modifications and variations.

Claims

1. A hydraulic excavator bucket rod turnover type assembling and welding clamp comprises a base (1) and is characterized in that, a fixed seat (2) is fixedly connected with one side of the top of the base (1), a movable seat (3) is connected with the other side of the top of the base (1) in a sliding way, the tops of the fixed seat (2) and the movable seat (3) are both provided with an annular guide rail (4), the inner side wall of the annular guide rail (4) is connected with an arc-shaped sliding block (401) in a sliding way, the surface of the arc-shaped sliding block (401) is fixedly connected with a sleeve (5), a screw rod (501) is screwed in the sleeve (5), a motor (7) is arranged on one side of the top of the base (1), a speed reducer (702) is arranged at the power output end of the motor (7), a connecting rod (8) is fixedly connected with one side of the annular guide rail (4), and a belt (801) is arranged between the power output end of the speed reducer (702) and the power input end of the connecting rod (8).

2. The hydraulic excavator bucket rod overturning type welding clamp according to claim 1 is characterized in that a sliding groove (101) is formed in the base (1), a sliding block (102) is connected to the inside of the sliding groove (101) in a sliding mode, and the movable seat (3) is fixed to the top of the sliding block (102).

3. The hydraulic excavator bucket rod flip type welding clamp as claimed in claim 1, wherein a coupling (6) is inserted between the annular guide rails (4).

4. The hydraulic excavator bucket rod flip-type welding clamp according to claim 1 is characterized in that a controller (701) is installed on one side of the surface of the motor (7), and a current input end of the motor (7) is electrically connected with an external power supply through the controller (701).

5. The hydraulic excavator bucket rod turnover type welding clamp according to claim 1, wherein a supporting frame (9) is installed at the top of the base (1), and the supporting frame (9) is located between the annular guide rails (4).