CN213794902U - Novel hydraulic anti-deformation welding device for fork frame of forklift - Google Patents
Novel hydraulic anti-deformation welding device for fork frame of forklift Download PDFInfo
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- CN213794902U CN213794902U CN202021008350.XU CN202021008350U CN213794902U CN 213794902 U CN213794902 U CN 213794902U CN 202021008350 U CN202021008350 U CN 202021008350U CN 213794902 U CN213794902 U CN 213794902U
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Abstract
The utility model discloses a novel forklift fork frame hydraulic reversible deformation welding device, which comprises a fixed protective cover, a left frame positioning and moving mechanism, a right frame positioning and moving mechanism and a workpiece specification model display mechanism, wherein a movable protective cover is arranged on one side of the fixed protective cover, a connecting block is arranged at the middle position of the top end of the fixed protective cover, and a positioning block adjusting plate is arranged at the front end of the connecting block; the utility model overcomes the defects of the prior art, can meet the requirements of automatic welding, has the characteristics of convenient workpiece installation, high repeated positioning precision of workpiece installation, ingenious design of the pressing device, high automation degree of equipment, great improvement of working efficiency, great reduction of occupied area of the equipment, reduction of production cost and guarantee of the welding seam forming quality of the workpiece; the universal hydraulic cylinder has high universality, and workpieces of various specifications can be installed and welded by adjusting the specifications of the oil cylinder adjusting cushion block of the hydraulic oil cylinder part.
Description
Technical Field
The utility model relates to the field of welding technique, specifically be a novel fork truck fork frame hydraulic pressure anti-deformation welding device.
Background
Welding, also known as fusion, welding, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, in a heated, high temperature or high pressure manner, and modern welding uses a wide variety of energy sources, including gas flame, electric arc, laser, electron beam, friction, ultrasonic, and the like. In addition to use in a factory, welding can be performed in a variety of environments, such as the field, underwater, and space. Wherever welding may cause danger to operators, proper protective measures must be taken when welding is performed, and injuries to human bodies caused by welding include burns, electric shock, visual damage, toxic gas inhalation, excessive ultraviolet irradiation and the like;
the existing hydraulic reversible deformation welding device for the fork frame of the forklift does not realize one-time clamping welding forming of an automatic tool in the using process, and the defects of large welding deformation, poor weld joint forming quality, easy generation of air holes, welding slag and the like and unstable welding quality are caused in the manual welding process; the positioning accuracy of a general tool for clamping a workpiece is not high, the requirement of high repeated positioning accuracy of automatic welding of a robot cannot be met, and the working efficiency is low; the fork frame structural member has previously accomplished the back because the deflection is big after the machine tooling welding, can not satisfy the assembly requirement, and original user has designed many sets of special welding frock for guaranteeing assembly quality with many sets of equipment, and the commonality is poor, and workman intensity of labour is also big, because many equipment occupy the problem in most place. Therefore, the novel hydraulic anti-deformation welding device for the fork frame of the forklift is provided.
Disclosure of Invention
The utility model aims to provide a novel hydraulic anti-deformation welding device for a fork frame of a forklift, which solves the problems that the prior hydraulic anti-deformation welding device for the fork frame of the forklift does not realize one-time clamping welding forming of an automatic tool in the using process, causes large welding deformation in the manual welding process, has poor welding seam forming quality, easily generates defects of air holes, welding slag and the like, and has unstable welding quality; the positioning accuracy of a general tool for clamping a workpiece is not high, the requirement of high repeated positioning accuracy of automatic welding of a robot cannot be met, and the working efficiency is low; the fork frame structural member has previously accomplished the back because the deflection is big after the machine tooling welding, can not satisfy the assembly requirement, and original user has designed many sets of special welding frock for guaranteeing assembly quality with many sets of equipment, and the commonality is poor, and workman intensity of labour is also big, because many equipment occupy the problem in most place.
In order to achieve the above object, the utility model provides a following technical scheme: a novel hydraulic anti-deformation welding device for a fork frame of a forklift comprises a fixed protective cover, a left frame positioning and moving mechanism, a right frame positioning and moving mechanism and a workpiece specification model display mechanism, wherein a movable protective cover is arranged on one side of the fixed protective cover, a connecting block is arranged at the middle position of the top end of the fixed protective cover, a positioning block adjusting plate is arranged at the front end of the connecting block, a positioning block is arranged at the top end of the connecting block, a bending protective plate is arranged on one side of the rear end of the fixed protective cover, two cushion blocks are arranged on two sides of the top end of the fixed protective cover, middle load springs are arranged on the inner sides of the four cushion blocks, a guide column is arranged on one side of the bending protective plate, a support rod is arranged at the top end of the guide column, tool supports are arranged on two sides of the fixed protective cover, a limit stop block is arranged on one side of the movable protective cover, and a right moving frame is arranged on the outer side of the tool support on one side of the fixed protective cover, the tool support is characterized in that a left moving frame is arranged on the outer side of the tool support on the other side of the fixed protective cover, a hydraulic oil cylinder is arranged at the front end of the fixed protective cover, a screw rod is arranged at the top end of the hydraulic oil cylinder, an oil cylinder adjusting cushion block is arranged at the top end of the screw rod, a hexagon nut is arranged on one side of the screw rod, an oil cylinder adjusting plate installing seat is arranged on one side of the hexagon nut, a reverse deformation top plate is arranged at the top end of the oil cylinder adjusting cushion block, a rotary table is arranged at the bottom end of the hydraulic oil cylinder, middle load springs are arranged on two sides of the reverse deformation top plate, upper baffles are arranged on the top ends of the right moving frame and the left moving frame, first linear guide rails are arranged on two sides of the rotary table, and a detection switch is arranged at the front end of the reverse deformation top plate.
Preferably, control frame location moving mechanism and be in the rear end of fixed protection casing, control frame location moving mechanism and include servo motor, servo motor's one end is provided with the speed reducer, the bottom of speed reducer is provided with the speed reducer mount pad, the inner wall both sides of speed reducer mount pad all are provided with the rack, two the one end of rack all is provided with the joint of floating, the one end that floats connects is provided with the pressure head, the bottom of speed reducer mount pad is provided with the mounting panel, two the bottom of rack all is provided with second linear guide.
Preferably, the workpiece specification model display mechanism is located at the bottom end of the oil cylinder adjusting cushion block and comprises an indicator lamp mounting seat, a support is arranged on one side of the indicator lamp mounting seat, a mounting frame is arranged at the top end of the support, a micro switch is arranged at the rear end of the support, and an indicator lamp is arranged on the other side of the indicator lamp mounting seat.
Preferably, a pressure head is arranged at the front end of one side of the left moving frame, and a positioning stop block is arranged on one side of the top end of the fixed protective cover.
Preferably, the indicator lights are arranged in seven, and the seven indicator lights are positioned on the same horizontal line.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model overcomes the defects of the prior art, can meet the requirements of automatic welding, has the characteristics of convenient workpiece installation, high repeated positioning precision of workpiece installation, ingenious design of the pressing device, high automation degree of equipment, great improvement of working efficiency, great reduction of occupied area of the equipment, reduction of production cost and guarantee of the welding seam forming quality of the workpiece; the universal hydraulic cylinder has high universality, and workpieces of various specifications can be installed and welded by adjusting the specifications of the oil cylinder adjusting cushion block of the hydraulic oil cylinder part.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a schematic front sectional view of the present invention;
FIG. 3 is a schematic view of a partial structure of a middle loading spring of the present invention;
FIG. 4 is a schematic view of a partial structure of the middle fixed shield of the present invention;
FIG. 5 is a schematic structural view of the left and right frame positioning and moving mechanism of the present invention;
fig. 6 is a schematic structural view of a medium-sized workpiece specification and model display mechanism of the present invention.
In the figure: 1. a reversible deformation top plate; 2. a medium load spring; 3. an upper baffle plate; 4. adjusting a cushion block by an oil cylinder; 5. a right moving frame; 6. a left moving frame; 7. a turntable; 8. a first linear guide rail; 9. a hydraulic cylinder; 10. a screw; 11. a hexagonal nut; 12. an oil cylinder adjusting plate mounting seat; 13. a servo motor; 14. a speed reducer; 15. a rack; 16. a floating joint; 17. a pressure head; 18. mounting a plate; 19. a second linear guide; 20. a speed reducer mounting base; 21. a support; 22. a microswitch; 23. a mounting frame; 24. an indicator lamp mounting base; 25. an indicator light; 26. positioning a stop block; 27. bending the protection plate; 28. a support bar; 29. a guide post; 30. positioning blocks; 31. cushion blocks; 32. a limit stop block; 33. moving the protective cover; 34. fixing a protective cover; 35. a positioning block adjusting plate; 36. connecting blocks; 37. a tool support; 38. and (6) detecting a switch.
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.
Referring to fig. 1-6, the present invention provides a technical solution: a novel hydraulic reversible deformation welding device for a fork frame of a forklift comprises a fixed protective cover 34, a left frame positioning moving mechanism, a right frame positioning moving mechanism and a workpiece specification model display mechanism, wherein a moving protective cover 33 is arranged on one side of the fixed protective cover 34, a connecting block 36 is arranged at the middle position of the top end of the fixed protective cover 34, a positioning block adjusting plate 35 is arranged at the front end of the connecting block 36, a positioning block 30 is arranged at the top end of the connecting block 36, a bending protective plate 27 is arranged on one side of the rear end of the fixed protective cover 34, two cushion blocks 31 are arranged on two sides of the top end of the fixed protective cover 34, middle load springs 2 are arranged on the inner sides of the four cushion blocks 31, a guide column 29 is arranged on one side of the bending protective plate 27, a support rod 28 is arranged at the top end of the guide column 29, tool supports 37 are arranged on two sides of the fixed protective cover 34, a limit stop 32 is arranged on one side of the moving protective cover 33, a right moving frame 5 is arranged on the outer side of the tool support 37 on one side of the fixed protective cover 34, the outer side of a tool support 37 at the other side of the fixed protective cover 34 is provided with a left moving frame 6, the front end of the fixed protective cover 34 is provided with a hydraulic oil cylinder 9, the top end of the hydraulic oil cylinder 9 is provided with a screw rod 10, the top end of the screw rod 10 is provided with an oil cylinder adjusting cushion block 4, one side of the screw rod 10 is provided with a hexagon nut 11, one side of the hexagon nut 11 is provided with an oil cylinder adjusting plate mounting seat 12, the top end of the oil cylinder adjusting cushion block 4 is provided with a counter-deformation top plate 1, the bottom end of the hydraulic oil cylinder 9 is provided with a rotary table 7, both sides of the counter-deformation top plate 1 are provided with middle load springs 2, both the top ends of the right moving frame 5 and the left moving frame 6 are provided with upper baffle plates 3, both sides of the rotary table 7 are provided with first linear guide rails 8, the front end of the counter-deformation top plate 1 is provided with a detection switch 38, the requirements of automatic welding can be met, the workpiece mounting is more convenient, and has the characteristic of high repeated positioning precision of the workpiece mounting, the pressing device is ingenious in design, the automation degree of the equipment is high, and the working efficiency is greatly improved.
The left and right frame positioning and moving mechanism is positioned at the rear end of the fixed protective cover 34, the left and right frame positioning and moving mechanism comprises a servo motor 13, one end of the servo motor 13 is provided with a speed reducer 14, the bottom end of the speed reducer 14 is provided with a speed reducer mounting seat 20, two sides of the inner wall of the speed reducer mounting seat 20 are both provided with racks 15, one ends of the two racks 15 are both provided with a floating joint 16, one end of the floating joint 16 is provided with a pressure head 17, the bottom end of the speed reducer mounting seat 20 is provided with a mounting plate 18, the bottom ends of the two racks 15 are both provided with a second linear guide rail 19, the workpiece specification and model display mechanism is positioned at the bottom end of the oil cylinder adjusting cushion block 4, the workpiece specification and model display mechanism comprises an indicator lamp mounting seat 24, one side of the indicator lamp mounting seat 24 is provided with a support seat 21, the top end of the support seat 21 is provided with a mounting frame 23, the bottom rear end of the support seat 21 is provided with a micro switch 22, and the other side of the indicator lamp mounting seat 24 is provided with an indicator lamp 25, according to the serial number specification of the workpiece, the servo motor 13 drives the speed reducer 14 and the gear drives the two racks 15 to move mutually, the right moving frame 5 and the left moving frame 6 are enabled to move on the second linear guide rail 19 through the floating joint 16 and the pressure head 17, the upper stop block 3 is enabled to move to a proper position above the workpiece, and the welding processing requirement of fork frames of forklifts of various models can be met.
The front end of one side of the left moving frame 6 is provided with a pressure head 17, the top end side of the fixed protective cover 34 is provided with a positioning stop 26, the number of the indicator lights 25 is seven, and the seven indicator lights 25 are positioned on the same horizontal line, so that the use is convenient.
The working principle is as follows: when a workpiece is installed, the hydraulic cylinder adjusting cushion block 4 of the hydraulic cylinder 9 part is adjusted and fixed according to the specification and model of the workpiece, the two frames are arranged at the outermost ends, the workpiece is placed on the cushion block 31, the side edge of the workpiece is close to the positioning stop block 26, the middle notch of the workpiece is matched with the positioning block 30, a plurality of bearing block protective sleeves 39 are installed on bearing blocks of the workpiece, the starting equipment detects the workpiece at the moment, the left and right frame positioning moving devices move to a required position, a hydraulic system is started, the hydraulic cylinder 9 jacks up, the workpiece is jacked up from the cushion block 31 to an upper baffle 3 on the frame through the anti-deformation top plate 1 and continues to jack up to the hydraulic cylinder 9 to stop rising, the two ends of the workpiece are blocked, the middle hydraulic cylinder 9 below acts upwards, and the workpiece generates a downward deformation amount at the moment; when the pressure of a hydraulic system is removed after welding is finished, the resilience of the bottom plate just counteracts the stress deformation generated in the welding process, thereby meeting the requirement of welding the fork frame structural member.
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 (5)
1. The utility model provides a novel fork truck fork frame hydraulic pressure anti-deformation welding set, includes fixed protection casing (34), controls frame location moving mechanism and work piece specification model display mechanism, its characterized in that: a movable protective cover (33) is arranged on one side of the fixed protective cover (34), a connecting block (36) is arranged at the middle position of the top end of the fixed protective cover (34), a positioning block adjusting plate (35) is arranged at the front end of the connecting block (36), a positioning block (30) is arranged at the top end of the connecting block (36), a bending protection plate (27) is arranged on one side of the rear end of the fixed protective cover (34), two cushion blocks (31) are arranged on two sides of the top end of the fixed protective cover (34), medium load springs (2) are arranged on the inner sides of the four cushion blocks (31), a guide column (29) is arranged on one side of the bending protection plate (27), a support rod (28) is arranged on the top end of the guide column (29), tool supports (37) are arranged on two sides of the fixed protective cover (34), and a limit stop (32) is arranged on one side of the movable protective cover (33), a right moving frame (5) is arranged on the outer side of a tool support (37) on one side of the fixed protective cover (34), a left moving frame (6) is arranged on the outer side of the tool support (37) on the other side of the fixed protective cover (34), a hydraulic oil cylinder (9) is arranged at the front end of the fixed protective cover (34), a screw rod (10) is arranged at the top end of the hydraulic oil cylinder (9), an oil cylinder adjusting cushion block (4) is arranged at the top end of the screw rod (10), a hexagonal nut (11) is arranged on one side of the screw rod (10), an oil cylinder adjusting plate mounting seat (12) is arranged on one side of the hexagonal nut (11), a reverse deformation top plate (1) is arranged at the top end of the oil cylinder adjusting cushion block (4), a rotary table (7) is arranged at the bottom end of the hydraulic oil cylinder (9), medium load springs (2) are arranged on two sides of the reverse deformation top plate (1), the top ends of the right moving frame (5) and the left moving frame (6) are respectively provided with an upper baffle (3), two sides of the turntable (7) are respectively provided with a first linear guide rail (8), and the front end of the reversible deformation top plate (1) is provided with a detection switch (38).
2. The novel hydraulic reverse deformation welding device for the fork frame of the forklift as claimed in claim 1, wherein: control frame location moving mechanism and be in the rear end of fixed protection casing (34), control frame location moving mechanism and include servo motor (13), the one end of servo motor (13) is provided with speed reducer (14), the bottom of speed reducer (14) is provided with speed reducer mount pad (20), the inner wall both sides of speed reducer mount pad (20) all are provided with rack (15), two the one end of rack (15) all is provided with unsteady joint (16), the one end that unsteady joint (16) was provided with pressure head (17), the bottom of speed reducer mount pad (20) is provided with mounting panel (18), two the bottom of rack (15) all is provided with second linear guide (19).
3. The novel hydraulic reverse deformation welding device for the fork frame of the forklift as claimed in claim 1, wherein: workpiece specification model display mechanism is in the bottom of hydro-cylinder adjustment cushion (4), workpiece specification model display mechanism includes pilot lamp mount pad (24), one side of pilot lamp mount pad (24) is provided with support (21), the top of support (21) is provided with mounting bracket (23), the rear end of support (21) is provided with micro-gap switch (22), the opposite side of pilot lamp mount pad (24) is provided with pilot lamp (25).
4. The novel hydraulic reverse deformation welding device for the fork frame of the forklift as claimed in claim 1, wherein: a pressure head (17) is arranged at the front end of one side of the left moving frame (6), and a positioning stop block (26) is arranged at one side of the top end of the fixed protective cover (34).
5. The novel hydraulic reverse deformation welding device for the fork frame of the forklift as claimed in claim 3, wherein: the seven indicator lights (25) are arranged, and the seven indicator lights (25) are positioned on the same horizontal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021008350.XU CN213794902U (en) | 2020-06-05 | 2020-06-05 | Novel hydraulic anti-deformation welding device for fork frame of forklift |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021008350.XU CN213794902U (en) | 2020-06-05 | 2020-06-05 | Novel hydraulic anti-deformation welding device for fork frame of forklift |
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| CN213794902U true CN213794902U (en) | 2021-07-27 |
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| CN202021008350.XU Active CN213794902U (en) | 2020-06-05 | 2020-06-05 | Novel hydraulic anti-deformation welding device for fork frame of forklift |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116160167A (en) * | 2023-04-24 | 2023-05-26 | 四川滕洋智能科技有限公司 | Multi-structure valve body welding machine and welding method |
-
2020
- 2020-06-05 CN CN202021008350.XU patent/CN213794902U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116160167A (en) * | 2023-04-24 | 2023-05-26 | 四川滕洋智能科技有限公司 | Multi-structure valve body welding machine and welding method |
| CN116160167B (en) * | 2023-04-24 | 2023-07-14 | 四川滕洋智能科技有限公司 | Multi-structure valve body welding machine and welding method |
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