CN219286204U

CN219286204U - Assembling workbench for power transformer iron core

Info

Publication number: CN219286204U
Application number: CN202320237424.4U
Authority: CN
Inventors: 张�浩
Original assignee: Xiongxian Xuanyu Electric Appliance Co ltd
Current assignee: Xiongxian Xuanyu Electric Appliance Co ltd
Priority date: 2023-02-17
Filing date: 2023-02-17
Publication date: 2023-06-30
Anticipated expiration: 2033-02-17

Abstract

The utility model relates to an assembly workbench of an iron core of a power transformer, which comprises a workbench, two displacement seats, two contact plates and a pressing plate, wherein the two displacement seats are connected between two sides of the inner wall of the workbench in a sliding manner, the tops of the displacement seats are respectively provided with a strip-shaped groove, the two contact plates are respectively connected with two ends of the inside of the strip-shaped groove in a sliding manner, the bottoms of the displacement seats are provided with displacement assemblies which are used for driving the contact plates to move, the tops of the displacement seats are provided with iron core steel sheets, and the tops of the displacement seats are fixedly connected with L-shaped plates on one sides of the iron core steel sheets. The utility model aims to solve the problems that the automation degree is low, the working strength of operators is increased, the assembly efficiency is reduced and the actual use is not facilitated because the existing transformer iron core is manually overlapped and then aligned and fixed in the assembly process and manually operated.

Description

Assembling workbench for power transformer iron core

Technical Field

The utility model relates to the technical field of transformer core assembly, in particular to an assembly workbench for a power transformer core.

Background

The transformer is a device for changing AC voltage by utilizing electromagnetic induction principle, its main components are primary coil, secondary coil and iron core (magnetic core), and its main functions include voltage conversion, current conversion, impedance conversion, isolation and voltage stabilization (magnetic saturation transformer), etc. in the transformer, the iron core is a main magnetic circuit portion in the transformer, and is formed from hot-rolled or cold-rolled silicon steel sheet whose silicon content is high and whose surface is coated with insulating paint, and the iron core and coil wound on the iron core are formed into a complete electromagnetic induction system.

The iron core is the main magnetic circuit part in the transformer, is generally higher by the silicon content, and thickness is 0.35mm, 0.3mm, 0.27mm respectively, and hot rolling or cold rolling silicon steel sheet that the surface scribbled insulating paint pile up and form, and the iron core is divided into iron core post and horizontal piece two parts, and the iron core post cover has the winding, and current transformer core is through the manual work with the stack of multi-disc iron core steel sheet in the assembly process, then aligns it fixedly, and through the manual work operation, leads to its degree of automation lower, thereby increased operating personnel's working strength, reduced assembly efficiency, consequently be unfavorable for actual use.

Disclosure of Invention

In view of the foregoing problems of the prior art, a primary object of the present utility model is to provide an assembly table for a core of a power transformer.

The technical scheme of the utility model is as follows: the utility model provides an assembly workbench of power transformer iron core, includes workstation, two displacement seats, two contact plates and clamp plate, two displacement seat sliding connection is between the both sides of workstation inner wall, the bar groove has all been seted up at the top of displacement seat, two contact plates sliding connection is at the inside both ends of bar groove respectively, the bottom of displacement seat is provided with displacement subassembly, displacement subassembly is used for driving the contact plate and removes, the top of displacement seat is provided with the iron core steel sheet, the top of displacement seat just is located one side fixedly connected with L template of iron core steel sheet, the top fixed mounting of L template has first cylinder, the one end of first cylinder movable rod is provided with buffer assembly, the clamp plate sets up the bottom at buffer assembly.

As a preferred implementation mode, the displacement subassembly includes servo motor, the bottom fixedly connected with U template of displacement seat, servo motor fixed mounting is in the bottom of U template, the inside fixedly connected with dead lever of bar groove, the one end of dead lever all runs through contact plate and outside and contact plate sliding connection, rotate between the bottom of dead lever and the top of U template and be connected with the lead screw, servo motor's output and the one end fixed connection of lead screw, the outside threaded connection of lead screw has the movable block, all rotate between the both ends of movable block respectively and the bottom of two contact plates and be connected with the connecting rod.

As a preferred embodiment, the fixing rod has a square rod structure.

As a preferred implementation mode, the buffer assembly comprises a transverse plate, the transverse plate is fixedly connected with one end of a first cylinder movable rod, two ends of the top of the transverse plate are respectively and slidably connected with a vertical rod, the bottoms of the vertical rods are respectively extended to the bottoms of the transverse plate and fixedly connected with one end of the top of a pressing plate, and springs are fixedly connected between the transverse plate and the pressing plate outside the vertical rods.

As a preferred implementation mode, limiting blocks are fixedly connected to the tops of the vertical rods.

As a preferred implementation mode, the sliding grooves are formed in two sides of the inner wall of the workbench, the sliding blocks matched with the sliding grooves are fixedly connected to two sides of the displacement seat, one side of each sliding block extends to the inside of each sliding groove, and the top and the bottom of each sliding block are respectively in sliding connection with the top and the bottom of the inner wall of each sliding groove.

As a preferred implementation mode, a second cylinder is fixedly arranged between two sides of the displacement seat and one side of the inner wall of the workbench, and a baffle is slidably connected between the two displacement seats at the top of the workbench.

Compared with the prior art, the utility model has the advantages and positive effects that when the iron core steel sheets are assembled, a plurality of iron core steel sheets are placed at the top of the displacement seat, then the displacement assembly drives the two contact plates to move towards two sides, so that one side of each contact plate is in contact with the inner side of each iron core steel sheet, the iron core steel sheets are aligned under the pushing of the two contact plates, then the first air cylinder drives the pressing plate to move downwards, so that the bottom of the pressing plate is in contact with the top of each iron core steel sheet, and the iron core steel sheets can be pressed, thereby realizing the alignment automation, reducing the manual operation, reducing the working strength of operators and being more beneficial to practical use.

Drawings

Fig. 1 is a schematic perspective view of an assembling workbench for an iron core of a power transformer according to the present utility model;

fig. 2 is a schematic view of a state of an iron core steel sheet of an assembly workbench for an iron core of a power transformer when aligned and fixed;

FIG. 3 is a schematic diagram of the position of a core steel sheet of a power transformer core according to the present utility model when the core steel sheet is misaligned;

fig. 4 is a side cross-sectional view of an assembly table for a power transformer core according to the present utility model.

Legend description: 1. a work table; 2. a displacement seat; 3. a chute; 4. a slide block; 5. a bar-shaped groove; 6. a U-shaped plate; 7. a servo motor; 8. a screw rod; 9. a moving block; 10. a connecting rod; 11. a contact plate; 12. a fixed rod; 13. iron core steel sheet; 14. an L-shaped plate; 15. a first cylinder; 16. a cross plate; 17. a vertical rod; 18. a spring; 19. a pressing plate; 20. a limiting block; 21. a second cylinder; 22. and a baffle.

Detailed Description

The utility model will be further described with reference to the drawings and the specific embodiments

Example 1

As shown in fig. 1 to 4, the present utility model provides a technical solution: including workstation 1, two displacement seats 2, two contact plates 11 and clamp plate 19, two displacement seats 2 sliding connection are between the both sides of workstation 1 inner wall, bar groove 5 has all been seted up at the top of displacement seat 2, two contact plates 11 sliding connection are at the inside both ends of bar groove 5 respectively, the bottom of displacement seat 2 is provided with displacement subassembly, displacement subassembly is used for driving contact plate 11 and removes, the top of displacement seat 2 is provided with iron core steel sheet 13, the top of displacement seat 2 just is located one side fixedly connected with L template 14 of iron core steel sheet 13, the top fixed mounting of L template 14 has first cylinder 15, the one end of first cylinder 15 movable rod is provided with buffer assembly, clamp plate 19 sets up the bottom at buffer assembly.

In this embodiment, when the iron core steel sheet 13 is assembled, a plurality of iron core steel sheets 13 are placed at the top of the displacement seat 2, and then the displacement assembly drives the two contact plates 11 to move to two sides, so that one side of each contact plate 11 is in contact with the inner side of each iron core steel sheet 13, and accordingly the iron core steel sheets 13 are aligned under the pushing of the two contact plates 11, then the first cylinder 15 drives the pressing plate 19 to move downwards, so that the bottom of the pressing plate 19 is in contact with the top of each iron core steel sheet 13, and further the iron core steel sheets 13 can be pressed, thereby realizing the alignment automation, reducing the manual operation, reducing the working strength of operators, and being more beneficial to practical use.

Example 2

As shown in fig. 1-4, the displacement assembly includes servo motor 7, the bottom fixedly connected with U-shaped board 6 of displacement seat 2, servo motor 7 fixed mounting is in the bottom of U-shaped board 6, the inside fixedly connected with dead lever 12 of bar groove 5, the one end of dead lever 12 all runs through contact plate 11 and outside and contact plate 11 sliding connection, rotate between the bottom of dead lever 12 and the top of U-shaped board 6 and be connected with lead screw 8, servo motor 7's output and lead screw 8's one end fixed connection, lead screw 8's outside threaded connection has movable block 9, all rotate between the both ends of movable block 9 and the bottom of two contact plates 11 respectively and be connected with connecting rod 10, when aligning iron core steel sheet 13, drive lead screw 8 through servo motor 7, thereby drive movable block 9 and shift up, drive connecting rod 10 to both sides expansion simultaneously, and then promote contact plate 11 to slide in the outside of dead lever 12, thereby drive contact plate 11 and align iron core steel sheet 13.

Wherein the fixing rod 12 is of a square rod structure, and the fixing rod 12 is provided in a square rod structure, thereby preventing the contact plate 11 from rotating and moving in a horizontal direction.

Wherein, buffer unit includes diaphragm 16, diaphragm 16 fixed connection is in the one end of first cylinder 15 movable rod, the equal sliding connection in both ends at diaphragm 16 top has montant 17, the bottom of montant 17 all extends to the bottom of diaphragm 16 and with the one end fixed connection at clamp plate 19 top, the outside of montant 17 just is located fixed connection spring 18 between diaphragm 16 and the clamp plate 19, through setting up buffer unit, drive diaphragm 16 and make the bottom of its clamp plate 19 move down and the top of iron core steel sheet 13 contradict at first cylinder 15, thereby compression spring 18, drive montant 17 and slide in diaphragm 16 inside, and then buffer when utilizing spring 18 to clamp plate 19 compress tightly iron core steel sheet 13, the practicality of reinforcing means.

The top of the vertical rod 17 is fixedly connected with a limiting block 20, and the limiting block 20 is arranged to prevent the vertical rod 17 from being separated from the inside of the transverse plate 16.

Wherein, spout 3 has all been seted up to the both sides of workstation 1 inner wall, the equal fixedly connected with in both sides of displacement seat 2 with the slider 4 of spout 3 cooperation use, one side of slider 4 extends to the inside of spout 3, the top and the bottom of slider 4 respectively with the top and the bottom sliding connection of spout 3 inner wall, through setting up spout 3 and slider 4 mutually supporting, make its displacement seat 2 drive slider 4 when removing and slide in spout 3 inside, make its displacement seat 2 can slide in workstation 1 inside.

Wherein, all fixed mounting has the second cylinder 21 between the both sides of displacement seat 2 and one side of workstation 1 inner wall, the top of workstation 1 just is located sliding connection between two displacement seats 2 and has baffle 22, through setting up baffle 22, after contact plate 11 aligns iron core steel sheet 13, use the second cylinder 21 to promote displacement seat 2 to the centre and remove, thereby drive iron core steel sheet 13 and remove, and then drive one side of iron core steel sheet 13 and keep off 22 conflict, make its iron core steel sheet 13 front and back align, then take off the baffle, again contact the iron core steel sheet 13 on both sides and align, finally utilize the iron core mount to fix iron core steel sheet 13.

Working principle: when the iron core steel sheet 13 is assembled, a plurality of iron core steel sheets 13 are placed on the top of the displacement seat 2, then the screw rod 8 is driven to rotate through the servo motor 7, so that the moving block 9 is driven to move upwards, meanwhile, the connecting rod 10 is driven to expand towards two sides, the contact plate 11 is pushed to slide on the outer side of the fixed rod 12, so that the contact plate 11 is driven to align the iron core steel sheets 13, the first air cylinder 15 is used for driving the transverse plate 16 to move downwards, the bottom of the pressing plate 19 is enabled to abut against the top of the iron core steel sheets 13, the spring 18 is compressed, the vertical rod 17 is driven to slide in the transverse plate 16, the pressing plate 19 is enabled to press the iron core steel sheets 13, finally, the displacement seat 2 is driven to move towards the middle through the second air cylinder 21, so that the iron core steel sheets 13 are driven to move, one side of the iron core steel sheets 13 is driven to abut against the baffle 22, the iron core steel sheets 13 are enabled to be aligned front and back, then the baffle is taken down, the iron core steel sheets 13 on two sides are enabled to be in contact alignment, and finally the iron core steel sheets 13 are fixed through the iron core fixing frame.

Claims

1. The utility model provides an assembly workbench of power transformer iron core, includes workstation (1), two displacement seat (2), two contact plates (11) and clamp plate (19), its characterized in that: two displacement seat (2) sliding connection is between the both sides of workstation (1) inner wall, bar groove (5) have all been seted up at the top of displacement seat (2), two contact plate (11) sliding connection is respectively at the inside both ends of bar groove (5), the bottom of displacement seat (2) is provided with displacement subassembly, displacement subassembly is used for driving contact plate (11) and removes, the top of displacement seat (2) is provided with iron core steel sheet (13), the top of displacement seat (2) just is located one side fixedly connected with L template (14) of iron core steel sheet (13), the top fixed mounting of L template (14) has first cylinder (15), the one end of first cylinder (15) movable rod is provided with buffer assembly, clamp plate (19) set up the bottom at buffer assembly.

2. An assembly station for a power transformer core as recited by claim 1, wherein: the displacement assembly comprises a servo motor (7), a U-shaped plate (6) is fixedly connected to the bottom of a displacement seat (2), the servo motor (7) is fixedly installed at the bottom of the U-shaped plate (6), a fixing rod (12) is fixedly connected to the inside of a strip-shaped groove (5), one end of the fixing rod (12) penetrates through a contact plate (11) and is in sliding connection with the contact plate (11) in the outer side, a screw rod (8) is rotationally connected between the bottom of the fixing rod (12) and the top of the U-shaped plate (6), the output end of the servo motor (7) is fixedly connected with one end of the screw rod (8), a moving block (9) is connected to the outer side of the screw rod (8) in a threaded mode, and a connecting rod (10) is rotationally connected between the two ends of the moving block (9) and the bottoms of the two contact plates (11) respectively.

3. An assembly station for a power transformer core as recited by claim 2, wherein: the fixed rod (12) is of a square rod structure.

4. An assembly station for a power transformer core as recited by claim 1, wherein: the buffer assembly comprises a transverse plate (16), the transverse plate (16) is fixedly connected with one end of a movable rod of a first air cylinder (15), two ends of the top of the transverse plate (16) are slidably connected with vertical rods (17), the bottoms of the vertical rods (17) are all extended to the bottoms of the transverse plate (16) and fixedly connected with one end of the top of a pressing plate (19), and springs (18) are fixedly connected between the outer sides of the vertical rods (17) and the transverse plate (16) and the pressing plate (19).

5. The assembly station for a power transformer core as recited in claim 4, wherein: the top of montant (17) all fixedly connected with stopper (20).

6. An assembly station for a power transformer core as recited by claim 1, wherein: the sliding block type automatic lifting device is characterized in that sliding grooves (3) are formed in two sides of the inner wall of the workbench (1), sliding blocks (4) matched with the sliding grooves (3) are fixedly connected to two sides of the displacement seat (2), one side of each sliding block (4) extends to the inside of each sliding groove (3), and the top and the bottom of each sliding block (4) are respectively connected with the top and the bottom of the inner wall of each sliding groove (3) in a sliding mode.

7. An assembly station for a power transformer core as recited by claim 1, wherein: a second air cylinder (21) is fixedly arranged between two sides of the displacement seat (2) and one side of the inner wall of the workbench (1), and a baffle (22) is slidably connected between the two displacement seats (2) at the top of the workbench (1).