CN211804377U

CN211804377U - Servo rod feeding device of press welder

Info

Publication number: CN211804377U
Application number: CN202020273527.2U
Authority: CN
Inventors: 邹志勇; 李辉; 李永涛
Original assignee: Yantai Xiantang Steel Structure Co ltd
Current assignee: Yantai Xiantang Steel Structure Co ltd
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2020-10-30
Anticipated expiration: 2030-03-09

Abstract

The utility model relates to a servo rod feeding device of a press welder, which comprises a base, wherein a workbench is fixedly arranged on the base, and a frame is arranged on one side of the workbench, which is far away from the press welding position; the rack is provided with two groups of moving rod assemblies which are respectively positioned at two sides of the rack; the moving rod component comprises a servo motor, a ball screw, a bearing block, a sliding block and a sliding rail, the servo motor is fixedly arranged on the rack, an output shaft of the servo motor is fixedly connected with the ball screw, and one end of the ball screw, which is far away from the servo motor, is rotatably connected to the rack; the bearing blocks are fixedly arranged on the nut seat matched with the ball screw, and the moving directions and the moving speeds of the two bearing blocks are the same; the slide rail is fixedly arranged on the machine frame, the slide block is connected to the slide rail in a sliding mode, the lower portion of the slide block is fixedly arranged on the bearing block, and the upper portion of the slide block is fixedly provided with the feeding frame. The utility model discloses a ball drives the pay-off frame and is accurate reciprocating motion, realizes servo pole process of sending, reaches the purpose of accurate pay-off and location to improve the pressure welding precision.

Description

Servo rod feeding device of press welder

Technical Field

The utility model belongs to the technical field of the technique of press welder and specifically relates to a servo pole device that sends of press welder is related to.

Background

The pressure welding machine is a mechanical device of a welding platform, mainly adopts a pressure welding mode to weld, utilizes pressure to enable the surface of a part to be welded to be in direct and close contact in a solid state during welding, enables the temperature of the part to be welded to be increased, and enables the surface to be welded to be fully diffused to realize interatomic bonding by adjusting the temperature, the pressure and the time, thereby completing the welding.

Prior art can refer to the utility model patent that the grant bulletin number is CN206500751U, and it discloses a steel grating press welder belongs to steel grating processing technology field, including the base, its characterized in that: a receiving platform is fixed on the upper portion of the base, a sliding frame is arranged above the receiving platform, the sliding frame is slidably sleeved on a guide column, the lower end of the guide column is fixed on the base, a first hydraulic cylinder is fixed on the upper end of the guide column, the lower end of the first hydraulic cylinder is connected with a first hydraulic rod, the lower end of the first hydraulic rod is connected with the upper portion of the sliding frame, and a positive electrode row and a negative electrode row are fixed on the lower portion of the sliding frame; the base front and back end all is equipped with the second pneumatic cylinder, second pneumatic cylinder upper portion all is connected with the second hydraulic stem, second hydraulic stem upper portion all is connected with and holds the work or material rest. The utility model discloses can carry out automatic unloading and pay-off to turning round the steel effectively, carry out welding process to turning round steel and band steel better for welded efficiency.

The above prior art solutions have the following drawbacks: this steel grating press welder adopts the pneumatic cylinder to carry out automatic unloading and pay-off to turning round the steel, but the control accuracy of pneumatic cylinder is not high enough, can lead to pay-off and location inaccurate, therefore the pressure welding precision is low. Therefore, in order to solve the problem, a servo rod feeding device of a pressure welding machine needs to be provided, which can accurately feed and position materials, so that the pressure welding precision is improved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a press welder's servo pole device that send adopts the ball that moves the pole subassembly to drive the pay-off frame and be accurate reciprocating motion, realizes accurate pay-off and location to improve the pressure welding precision.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a servo rod feeding device of a press welder comprises a base, wherein a workbench is fixedly arranged on the base, a rack is arranged on one side, away from a press welding position, of the workbench, a rod dropping assembly is arranged on the rack, rod moving assemblies are arranged on two sides of the rack below the rod dropping assembly, and rod lifting assemblies are arranged on two sides of the workbench behind the rod moving assemblies; the two groups of the moving rod assemblies are arranged on the two sides of the rack respectively; the moving rod assembly comprises a servo motor, a ball screw, a bearing block, a sliding block and a sliding rail, the servo motor is fixedly arranged on the rack, an output shaft of the servo motor is fixedly connected with the ball screw, and one end of the ball screw, which is far away from the servo motor, is rotatably connected to the rack; the bearing blocks are fixedly arranged on a nut seat matched with the ball screw, and the moving directions and the moving speeds of the two bearing blocks are the same; the slide rail is fixedly arranged on the rack, the slide block is connected to the slide rail in a sliding mode, the lower portion of the slide block is fixedly arranged on the bearing block, and the upper portion of the slide block is fixedly provided with the feeding frame.

Through adopting above-mentioned technical scheme, realized adopting the ball of moving the pole subassembly to drive the pay-off frame and be accurate reciprocating motion, reached the purpose of accurate pay-off and location to the pressure welding precision has been improved.

The present invention may be further configured in a preferred embodiment as: the support frame that is used for supporting ball is set firmly in the frame, ball rotates to be connected on the support frame, with ball matched with the lower surface sliding connection of screw seat on the support frame.

Through adopting above-mentioned technical scheme, realized the supporting role of support frame to ball, made ball more firm at the in-process of operation, guaranteed pay-off frame reciprocating motion's accuracy to realize accurate pay-off and location.

The present invention may be further configured in a preferred embodiment as: the support frame is inserted with guide rails, the guide rails are symmetrically arranged on two sides of the ball screw, and the bearing blocks can slide on the guide rails.

Through adopting above-mentioned technical scheme, realized the guide rail to the supplementary guide effect of carrier block, made ball's both sides atress even, prevented that carrier block from being the displacement deviation appearing in-process that reciprocating motion was done at ball's screw seat, avoided ball's life to reduce and make the pressure welding precision reduce.

The present invention may be further configured in a preferred embodiment as: the lower part of the sliding block is fixedly connected with the middle part of the bearing block.

By adopting the technical scheme, the pressure of the slide block on the bearing block and the nut seat of the ball screw is more uniform, and the nut seat of the ball screw can move on the ball screw more smoothly, so that the feeding and positioning precision is improved.

The present invention may be further configured in a preferred embodiment as: the feeding frame is fixedly provided with a feeding plate, and the feeding plate is provided with a clamping groove.

Through adopting above-mentioned technical scheme, the draw-in groove on the delivery sheet can steadily catch the torsional steel that the pole subassembly that falls down, carries out the pay-off better to realize the precision of pay-off and location.

The present invention may be further configured in a preferred embodiment as: the blanking rod assembly comprises a blanking frame and a blanking valve, and the blanking valve is hinged to the tail end of the blanking frame.

Through adopting above-mentioned technical scheme, realized opening and shutting of unloading valve for the steel of turning round in the unloading frame can drop on the pay-off frame of below as required accurately, thereby realize the pole process that falls.

The present invention may be further configured in a preferred embodiment as: the lifting rod assembly is provided with two groups and is respectively positioned on two sides of the base, the lifting rod assembly comprises a hydraulic cylinder and a material bearing frame, a cylinder seat of the hydraulic cylinder is fixedly connected onto the base, and a piston rod of the hydraulic cylinder is fixedly connected onto the material bearing frame.

By adopting the technical scheme, the piston rod of the hydraulic cylinder extends to drive the material bearing frame to ascend, the material bearing frame continues to ascend after receiving the twisted steel on the feeding frame, and the twisted steel strip is separated from the feeding frame; and a piston rod of the hydraulic cylinder contracts to drive the material bearing frame to descend, and the torsion steel is placed on the flat steel above the workbench, so that feeding and positioning are realized.

The present invention may be further configured in a preferred embodiment as: the material bearing frame is provided with a material bearing groove.

Through adopting above-mentioned technical scheme, make the turn round steel that transports through the pay-off frame can be accurate fall the material supporting groove on holding the work or material rest in to be difficult for taking place the displacement on holding the work or material rest, thereby realize the accurate location to turning round the steel.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the ball screw of the moving rod component is adopted to drive the feeding frame to do accurate reciprocating motion, so that the servo rod feeding process is realized, the purposes of accurate feeding and positioning are achieved, and the pressure welding precision is improved;

2. the guide rail is inserted into the support frame, and the bearing block slides on the guide rail, so that the auxiliary guide effect of the guide rail on the bearing block is realized, the bearing block is prevented from generating displacement deviation in the reciprocating motion process of a nut of the ball screw, and the reduction of the service life of the ball screw is avoided, so that the reduction of the pressure welding precision is avoided;

3. the feeding frame is provided with the feeding plate and the feeding plate is provided with the clamping grooves, so that the clamping grooves in the feeding plate can stably receive the torsion steel falling from the falling rod assembly, feeding is better performed, and feeding and positioning accuracy is realized.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the drop rod assembly and the lift rod assembly;

FIG. 3 is a schematic view of the structure of the highlight bar assembly.

In the figure, 1, a base; 2. a work table; 3. a frame; 4. a drop rod assembly; 41. a blanking frame; 42. a blanking valve; 5. a rod moving assembly; 51. a servo motor; 52. a ball screw; 53. a bearing block; 54. a slider; 55. a slide rail; 6. a lifting rod assembly; 61. a hydraulic cylinder; 62. a material bearing frame; 621. a material bearing groove; 7. a feeding frame; 71. a feeding plate; 711. a card slot; 8. a support frame; 9. a guide rail.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a servo rod feeding device of a press welder disclosed by the present invention comprises a base 1, wherein a worktable 2 is fixedly arranged on the base 1, and the size of the worktable 2 is smaller than that of the base 1; one side of the workbench 2 far away from the pressure welding position is provided with a frame 3, the frame 3 is provided with a falling rod assembly 4, two sides of the frame 3 below the falling rod assembly 4 are provided with a rod moving assembly 5, and two sides of the workbench 2 behind the rod moving assembly 5 are provided with a rod lifting assembly 6.

Referring to fig. 2, the drop rod assembly 4 includes a discharging frame 41 and a discharging valve 42, the discharging valve 42 is hinged to the end of the discharging frame 41, and the opening and closing control manner of the discharging valve 42 is the prior art and is not described herein again.

Referring to fig. 3, two sets of moving rod assemblies 5 are provided, and the two moving rod assemblies 5 are respectively located at two sides of the frame 3; the moving rod assembly 5 comprises a servo motor 51, a ball screw 52, a bearing block 53, a slide block 54 and a slide rail 55, wherein the servo motor 51 is fixedly arranged on the frame 3, an output shaft of the servo motor is fixedly connected with the ball screw 52, and one end of the ball screw 52, which is far away from the servo motor 51, is rotatably connected to the frame 3; the bearing blocks 53 are fixedly arranged on a nut seat matched with the ball screw 52, and the moving directions and the moving speeds of the two bearing blocks 53 are the same; a support frame 8 for supporting the ball screw 52 is fixedly arranged on the rack 3, the support frame 8 is of a U-shaped structure, the ball screw 52 is rotatably connected to two ends of the support frame 8, and the lower surface of a nut seat matched with the ball screw 52 is slidably connected to the support frame 8; the support frame 8 is inserted with a guide rail 9, the bearing block 53 can slide on the guide rail 9, and the guide rail 9 is symmetrically arranged at two sides of the ball screw 52. The slide rail 55 is fixedly arranged on the frame 3, the slide block 54 is connected to the slide rail 55 in a sliding manner, the lower part of the slide block 54 is fixedly connected to the middle part of the bearing block 53, and the feeding frame 7 is fixedly arranged on the upper part of the slide block 54; the feeding frame 7 is fixedly provided with a feeding plate 71, and the feeding plate 71 is provided with a clamping groove 711.

Referring to fig. 2 and 3, two groups of the lifting rod assemblies 6 are arranged, the two lifting rod assemblies 6 are respectively located on two sides of the base 1, each lifting rod assembly 6 comprises a hydraulic cylinder 61 and a material bearing frame 62, a cylinder seat of the hydraulic cylinder 61 is fixedly connected to the base 1, and a piston rod of the hydraulic cylinder 61 is fixedly connected to the material bearing frame 62; the material bearing frame 62 is provided with a material bearing groove 621.

The implementation principle of the embodiment is as follows: when a new round of welding action is carried out, the servo rod feeding device of the press welder starts to operate, firstly, the twisted steel falls to the blanking valve 42 along the blanking frame 41, the blanking valve 42 is opened, so that the twisted steel in the blanking frame 41 can accurately fall on the feeding plate 71 of the feeding frame 7 below as required, and the clamping groove 711 on the feeding plate 71 can stably receive the twisted steel to better feed; secondly, after the clamping groove 711 on the feeding plate 71 receives the twisted steel, the servo motor 51 starts to operate, so that the nut of the ball screw 52 drives the bearing block 53 to slide on the guide rail 9 to the workbench 2, the slide block 54 slides to the workbench 2 along the slide rail 55, and the feeding frame 7 on the slide block 54 carries the twisted steel to move to the workbench 2 in the same direction, so that the twisted steel reaches the position needing pressure welding; meanwhile, the piston rod of the hydraulic cylinder 61 drives the material bearing frame 62 to move upwards, the material bearing groove 621 on the material bearing frame 62 continuously rises after receiving the twisted steel on the feeding plate 71, and the twisted steel strip is separated from the feeding plate 71; thirdly, the feeding frame 7 is driven by the nut of the ball screw 52 to move in the direction away from the workbench 2 and return to the original position to wait for the next rod feeding movement; finally, the piston rod of the hydraulic cylinder 61 drives the material bearing frame 62 to move downwards, the torsion steel is placed on the flat steel on the workbench 2, and the pressure welding is waited, so that the rod feeding process is completed.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a servo pole device that send of press welder, includes base (1), workstation (2) have set firmly on base (1), one side that the press welding position was kept away from in workstation (2) is equipped with frame (3), be equipped with pole subassembly (4) that falls in frame (3), the both sides of frame (3) of pole subassembly (4) below that fall are equipped with and move pole subassembly (5), the both sides of moving workstation (2) at pole subassembly (5) rear are equipped with and lift pole subassembly (6), its characterized in that: the two groups of the moving rod assemblies (5) are arranged and are respectively positioned on two sides of the rack (3); the moving rod assembly (5) comprises a servo motor (51), a ball screw (52), a bearing block (53), a sliding block (54) and a sliding rail (55), the servo motor (51) is fixedly arranged on the rack (3), an output shaft of the servo motor is fixedly connected with the ball screw (52), and one end, far away from the servo motor (51), of the ball screw (52) is rotatably connected to the rack (3); the bearing blocks (53) are fixedly arranged on a nut seat matched with the ball screw (52), and the moving directions and the moving speeds of the two bearing blocks (53) are the same; the slide rail (55) is fixedly arranged on the rack (3), the slide block (54) is connected to the slide rail (55) in a sliding mode, the lower portion of the slide block (54) is fixedly arranged on the bearing block (53), and the upper portion of the slide block (54) is fixedly provided with the feeding frame (7).

2. The servo rod feeding device of the press welder as claimed in claim 1, wherein: the support frame (8) used for supporting the ball screw (52) is fixedly arranged on the rack (3), the ball screw (52) is rotatably connected onto the support frame (8), and the lower surface of the nut seat matched with the ball screw (52) is connected onto the support frame (8) in a sliding mode.

3. The servo rod feeding device of the press welder as claimed in claim 2, wherein: the supporting frame (8) is inserted with guide rails (9), the guide rails (9) are symmetrically arranged on two sides of the ball screw (52), and the bearing blocks (53) can slide on the guide rails (9).

4. The servo rod feeding device of the press welder as claimed in claim 1, wherein: the lower part of the sliding block (54) is fixedly connected with the middle part of the bearing block (53).

5. The servo rod feeding device of the press welder as claimed in claim 1, wherein: the feeding frame (7) is fixedly provided with a feeding plate (71), and the feeding plate (71) is provided with a clamping groove (711).

6. The servo rod feeding device of the press welder as claimed in claim 1, wherein: the blanking rod assembly (4) comprises a blanking frame (41) and a blanking valve (42), and the blanking valve (42) is hinged to the tail end of the blanking frame (41).

7. The servo rod feeding device of the press welder as claimed in claim 1, wherein: the lifting rod assembly (6) is provided with two groups and located on two sides of the base (1) respectively, the lifting rod assembly (6) comprises a hydraulic cylinder (61) and a material bearing frame (62), a cylinder seat of the hydraulic cylinder (61) is fixedly connected to the base (1), and a piston rod of the hydraulic cylinder (61) is fixedly connected to the material bearing frame (62).

8. The servo rod feeding device of the press welder as claimed in claim 7, wherein: the material bearing frame (62) is provided with a material bearing groove (621).