CN112670071A

CN112670071A - Processing method of transformer core pulling plate and combined tool thereof

Info

Publication number: CN112670071A
Application number: CN202011278888.7A
Authority: CN
Inventors: 秦杭军; 王大为
Original assignee: Huzhou Hangmei Conveying Machinery Co ltd
Current assignee: Huzhou Hangmei Conveying Machinery Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-04-16

Abstract

The invention relates to the technical field of transformers and discloses a processing method of a transformer core pull plate and a combined tool thereof. At last, the threaded rod is driven to rotate by switching on an external power supply starting motor, the threaded rod rotates to drive the sliding block to slide on the threaded rod, the sliding block drives the moving arm to move up and down when moving up and down, the drill bit is driven to move down when the moving arm moves down, punching of the pulling plate is completed, compared with traditional manual punching, the device can be adjusted at any time according to requirements of hole distances, and the adjustment is accurate.

Description

Processing method of transformer core pulling plate and combined tool thereof

Technical Field

The invention relates to the technical field of transformers, in particular to a method for processing a transformer core pulling plate and a combined tool thereof.

Background

In the power transformer core insulating part, a pull plate insulating workpiece is made of a high-density insulating paperboard made of pure sulfate wood pulp, has the thickness of 4-6 mm and high and hard mechanical strength, and is placed between a transformer core and a pull plate to play an insulating role. The upper clamping piece and the lower clamping piece of the upper iron yoke are more conveniently connected by punching the pulling plate according to the position of the iron core in the process of assembling the transformer. At present, most common methods for machining slotted holes in insulation of pull plates include drilling by an electric hand drill or linear cutting by a curved saw, and are influenced by factors such as inconvenience in clamping, vibration, large saw cutting resistance and the like in the machining process, so that the problems of poor saw cutting stability, large size deviation and uneven machining surface exist.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a method for processing a transformer core pulling plate and a combined tool thereof, which have the advantages of being convenient for adjusting the transverse and height positions, preventing the pulling plate from vibrating during punching and the like, and solve the problems of poor sawing stability caused by the influences of factors such as inconvenient clamping, trembling, large sawing resistance and the like in the manual drilling processing process.

(II) technical scheme

In order to realize the purposes of conveniently adjusting the transverse position and the height and preventing the pulling plate from vibrating during punching, the invention provides the following technical scheme: a processing method of a transformer core pulling plate and a combined tool thereof comprise a fixed table, wherein the top surface of the fixed table is provided with a clamping groove, the left side of the fixed table is fixedly connected with a reference plate, the inside of the clamping groove is connected with a pulling plate in a sliding way, the rear side of the fixed table is fixedly connected with a rack, the top of the rack is fixedly connected with a motor, the front surface of the rack is provided with a slideway, a height adjusting device is arranged above the fixed table, the top of the fixed table is provided with a transverse adjusting device, the right surface of the fixed table is provided with two sliding grooves, the insides of the two sliding grooves are both fixedly connected with tension springs, the left sides of the two tension springs are both fixedly connected with stop levers, the stop levers are in sliding connection with the sliding grooves, the height adjusting device comprises a sliding block, the sliding block is in sliding connection with the, the inner part of the slideway is rotatably connected with a threaded rod, the top part of the sliding block is provided with a threaded groove, the sliding block is sleeved on the threaded rod through the threaded groove, the left surface and the right surface of the inner part of the slideway are both provided with fixed grooves, the left surface and the right surface of the sliding block are both fixedly connected with fixed blocks, the fixed blocks are in sliding connection with the fixed grooves, the transverse adjusting device comprises an adjusting rod, the adjusting rod is fixedly connected at the front side of a moving arm, the front surface of the adjusting rod is provided with a moving groove, the inner part of the moving groove is slidably connected with a moving block, the front side of the moving block is fixedly connected with a drill bit, the upper surface of the adjusting rod is provided with a fixed hole, the top part of the adjusting rod is rotatably connected with a screw, the top part of, the stop lever is connected with the sliding groove in a sliding way,

preferably, the top of the threaded rod penetrates through the rack and is fixedly connected with the output end of the motor.

Preferably, the fixing hole communicates with the inside of the moving slot.

Preferably, the lower end of the bolt penetrates through the fixing hole and is in threaded connection with the bolt hole.

Preferably, the shape position of the stop lever is L-shaped.

Preferably, the cross bar of the stop lever is in contact with the right side of the pulling plate.

A method for processing a transformer core pulling plate comprises the following steps:

the first step is as follows: marking the position of a slotted hole to be processed on the processed pulling plate so as to facilitate the drilling of the drill bit;

the second step is that: placing the pulling plate into the clamping groove, and aligning the left side of the pulling plate with the reference plate;

the third step: the pull stop lever is pulled to enable the transverse rod of the stop lever to be in contact with the right side of the pull plate, then the stop lever is loosened to enable the stop lever to clamp the pull plate through the tensile force of the tension spring, and therefore the pull plate is fixed, and the pull plate is prevented from shaking during machining.

(III) advantageous effects

Compared with the prior art, the invention provides a processing method of a transformer core pulling plate and a combined tool thereof, which have the following beneficial effects:

1. this transformer core arm-tie processing method and combination tool thereof, adjust the position of drill bit through the slip movable block, thereby accomplish horizontal adjustment, when the position control of drill bit is suitable position, then use the bolt to pass corresponding fixed orifices and screw hole threaded connection, thereby it is fixed firm with the drill bit, it rotates to drive the threaded rod through switching on external power supply starter motor at last, the threaded rod rotates and drives the slider and slide on the threaded rod, drive the travelling arm and reciprocate when the slider reciprocates, drive the drill bit downstream when the travelling arm moves down, thereby accomplish punching to the arm-tie, compare with traditional manual work punching, the device can adjust at any time according to the requirement of pitch-row, and adjust accurately, thereby the quality of arm-tie processing has been promoted, can not take place the skew of the position of punching when having guaranteed the later stage use.

2. According to the processing method of the transformer core pull plate and the combined tool thereof, the left side of the pull plate is aligned with the reference plate, then the stop lever is pulled rightwards to enable the transverse rod of the stop lever to be in contact with the right side of the pull plate, then the stop lever is loosened to enable the stop lever to clamp the pull plate by utilizing the pulling force of the tension spring, so that a fixing effect is achieved on the pull plate, and the pull plate is prevented from shaking during processing.

3. According to the processing method of the transformer core pulling plate and the combined tool thereof, the fixed grooves are formed in the left surface and the right surface inside the slide way, the fixed blocks are fixedly connected to the left surface and the right surface of the sliding block, the fixed blocks are connected with the fixed grooves in a sliding mode, the two fixed blocks can slide inside the fixed grooves in the same direction, the fixed blocks are driven to slide inside the fixed grooves when the sliding block slides, the balance of the sliding block during sliding is guaranteed through the arrangement of the fixed blocks, and the sliding block is prevented from shaking during sliding.

4. According to the processing method of the transformer core pulling plate and the combined tool thereof, the external power supply is switched on to start the motor to drive the threaded rod to rotate, the threaded rod rotates to drive the sliding block to slide on the threaded rod, and the sliding block drives the moving arm to move up and down while moving up and down, so that the height adjustment is completed, the height of the drill bit is more conveniently adjusted, and the application range of the device is expanded.

5. According to the processing method of the transformer core pulling plate and the combined tool thereof, the position of the drill bit is adjusted through the sliding moving block, so that transverse adjustment is completed, when the position of the drill bit is adjusted to a proper position, the drill bit is fixed firmly by penetrating the corresponding fixing hole through the threaded connection with the threaded hole through the bolt, compared with the traditional manual handheld electric drill, the device prevents the manual handheld electric drill from moving, and the labor intensity of workers is reduced.

Drawings

FIG. 1 is a schematic structural diagram of a method for processing a transformer core pulling plate and a combined tool thereof according to the present invention;

FIG. 2 is a schematic structural diagram of a method for processing a transformer core pulling plate and a fixing table of a combined tool thereof according to the present invention;

FIG. 3 is a schematic structural diagram of a method for processing a transformer core pulling plate and a height adjusting device of a combined tool thereof according to the present invention;

FIG. 4 is an enlarged view of FIG. 1 at A;

FIG. 5 is a schematic view of the method for processing a pulling plate of a transformer core and the structure of a drill of a combined tool thereof according to the present invention;

fig. 6 is a schematic view of the inside elevation structure of the chute of the method for processing the pulling plate of the transformer core and the combined tool thereof according to the present invention.

In the figure: the device comprises a fixed table 1, a pull plate 2, a reference plate 3, a rack 4, a motor 5, a slideway 6, a sliding block 7, a moving arm 8, an adjusting rod 9, a fixed hole 10, a sliding groove 11, a stop lever 12, a clamping groove 13, a threaded rod 14, a fixed groove 15, a fixed block 16, a threaded groove 17, a moving groove 18, a moving block 19, a drill bit 20, a bolt 21, a bolt hole 22 and a tension spring 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and 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.

Referring to fig. 1-6, the present invention provides a new technical solution: a processing method of a transformer core pulling plate and a combined tool thereof comprise a fixed table 1, wherein the top surface of the fixed table 1 is provided with a clamping groove 13, the left side of the fixed table 1 is fixedly connected with a reference plate 3, the inside of the clamping groove 13 is slidably connected with a pulling plate 2, the rear side of the fixed table 1 is fixedly connected with a frame 4, the top of the frame 4 is fixedly connected with a motor 5, the motor 5 is of the prior structure, too much description is not made, the front surface of the frame 4 is provided with a slideway 6, a height adjusting device is arranged above the fixed table 1 and comprises a sliding block 7, the sliding block 7 is slidably connected inside the slideway 6, the front side of the sliding block 7 is fixedly connected with a moving arm 8, the inside of the slideway 6 is rotatably connected with a threaded rod 14, the top of the sliding block 7 is provided with a threaded groove 17, the sliding block 7 is sleeved on the threaded rod 14 through the threaded groove 17, the top, when the device is used, the motor 5 is started by switching on an external power supply to drive the threaded rod 14 to rotate, the threaded rod 14 rotates to drive the sliding block 7 to slide on the threaded rod 14, and the sliding block 7 drives the moving arm 8 to move up and down while moving up and down, so that the height adjustment is completed;

fixing grooves 15 are formed in the left surface and the right surface of the inside of the slide 6, fixing blocks 16 are fixedly connected to the left surface and the right surface of the sliding block 7, the fixing blocks 16 are connected with the fixing grooves 15 in a sliding mode, the two fixing blocks 16 can slide in the fixing grooves 15 in the same direction, the fixing blocks 16 are driven to slide in the fixing grooves 15 when the sliding block 7 slides, balance of the sliding block 7 during sliding is guaranteed through the arrangement of the fixing blocks 16, and the sliding block 7 is prevented from shaking during sliding;

the top of the fixed station 1 is provided with a transverse adjusting device, the transverse adjusting device comprises an adjusting rod 9, the adjusting rod 9 is fixedly connected to the front side of the moving arm 8, the front surface of the adjusting rod 9 is provided with a moving groove 18, the inside of the moving groove 18 is slidably connected with a moving block 19, the front side of the moving block 19 is fixedly connected with a drill bit 20, the upper surface of the adjusting rod 9 is provided with a fixed hole 10, the fixed hole 10 is communicated with the inside of the moving groove 18, the top of the adjusting rod 9 is rotatably connected with a bolt 21, the top of the moving block 19 is provided with a bolt hole 22, the lower end of the bolt 21 penetrates through, in use of the device, lateral adjustment is accomplished by adjusting the position of the drill bit 20 by sliding the movable block 19, which, when the position of the drill bit 20 is adjusted to the appropriate position, then, bolts 21 are used to penetrate through the corresponding fixing holes 10 to be in threaded connection with the bolt holes 22, so that the drill bit 20 is firmly fixed;

the right surface of the fixed table 1 is provided with two sliding grooves 11, the insides of the two sliding grooves 11 are fixedly connected with tension springs 23, the left sides of the two tension springs 23 are fixedly connected with stop rods 12, the stop rods 12 are slidably connected with the sliding grooves 11, the shape positions of the stop rods 12 are L-shaped, the cross rods of the stop rods 12 are contacted with the right sides of the pull plates 2, when the device is used, after the pull plates 2 are placed in the clamping grooves 13, the left sides of the pull plates 2 are aligned with the reference plate 3, then the stop rods 12 are pulled rightwards to enable the cross rods of the stop rods 12 to be contacted with the right sides of the pull plates 2, then the stop rods 12 are loosened to enable the stop rods 12 to clamp the pull plates 2 by means of the tension springs 23, so that the pull plates 2 are fixed, and the pull;

the first step is as follows: marking the position of a slotted hole to be processed on the processed pulling plate 2 so as to facilitate the drilling of the drill bit 20;

the second step is that: placing the pulling plate 2 into the clamping groove 13, and aligning the left side of the pulling plate 2 with the reference plate 3;

the third step: pulling pin 12 makes the horizontal pole of pin 12 and the right side of arm-tie 2 contact, then loosens pin 12 and utilizes the pulling force of extension spring 23 to make pin 12 block arm-tie 2 to play a fixed effect to arm-tie 2, avoid adding man-hour arm-tie 2 and take place to rock.

The working principle is as follows:

when the device is used, the left side of the pulling plate 2 is aligned with the reference plate 3, the stop lever 12 is pulled rightwards to enable the cross bar of the stop lever 12 to be in contact with the right side of the pulling plate 2, then the stop lever 12 is loosened to enable the stop lever 12 to clamp the pulling plate 2 by means of the pulling force of the tension spring 23, so that the pulling plate 2 is fixed, the pulling plate 2 is prevented from shaking during machining, then the position of a drill bit 20 is adjusted through the sliding movable block 19 to complete transverse adjustment, when the position of the drill bit 20 is adjusted to a proper position, a bolt 21 penetrates through the corresponding fixed hole 10 to be in threaded connection with the bolt hole 22 to firmly fix the drill bit 20, finally an external power supply is switched on to start the motor 5 to drive the threaded rod 14 to rotate, the threaded rod 14 rotates to drive the sliding block 7 to slide on the threaded rod 14, and the sliding block 7 drives the, when the moving arm 8 moves downwards, the drill bit 20 is driven to move downwards, so that the drawing plate 2 is punched.

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

1. The utility model provides a combination tool of transformer core arm-tie, includes fixed station (1), draw-in groove (13) have been seted up to the top surface of fixed station (1), left side fixedly connected with benchmark board (3) of fixed station (1), the inside sliding connection of draw-in groove (13) has arm-tie (2), rear side fixedly connected with frame (4) of fixed station (1), the top fixedly connected with motor (5) of frame (4), its characterized in that: slide (6) have been seted up to the front surface of frame (4), the top of fixed station (1) is provided with high adjusting device, the top of fixed station (1) sets up horizontal adjusting device, two spout (11) have been seted up on the right surface of fixed station (1).

2. The tool of claim 1, wherein the tool comprises: the height adjusting device comprises a sliding block (7), the sliding block (7) is connected to the inside of the slide way (6) in a sliding mode, a moving arm (8) is fixedly connected to the front side of the sliding block (7), a threaded rod (14) is connected to the inside of the slide way (6) in a rotating mode, a threaded groove (17) is formed in the top of the sliding block (7), the sliding block (7) is connected to the threaded rod (14) in a sleeved mode through the threaded groove (17) in a threaded mode, and the top of the threaded rod (14) penetrates through the output end fixed connection of the rack (4) and the motor (5).

3. The tool of claim 1, wherein the tool comprises: fixed slot (15) have all been seted up to the surface about slide (6) is inside, slider (7) control the equal fixedly connected with fixed block in surface (16), fixed block (16) and fixed slot (15) sliding connection.

4. The tool of claim 1, wherein the tool comprises: the transverse adjusting device comprises an adjusting rod (9), the adjusting rod (9) is fixedly connected to the front side of a moving arm (8), a moving groove (18) is formed in the front surface of the adjusting rod (9), a moving block (19) is slidably connected to the inside of the moving groove (18), a drill bit (20) is fixedly connected to the front side of the moving block (19), a fixing hole (10) is formed in the upper surface of the adjusting rod (9), and the fixing hole (10) is communicated with the inside of the moving groove (18).

5. The tool of claim 4, wherein the tool comprises: the top of the adjusting rod (9) is rotatably connected with a bolt (21), the top of the moving block (19) is provided with a bolt hole (22), and the lower end of the bolt (21) penetrates through the fixing hole (10) and is in threaded connection with the bolt hole (22).

6. The tool of claim 1, wherein the tool comprises: two equal fixedly connected with extension spring (23) in inside of spout (11), two equal fixedly connected with pin (12) in left side of extension spring (23), pin (12) and spout (11) sliding connection.

7. The tool of claim 6, wherein the tool comprises: the shape position L of the stop lever (12) is L-shaped, and the cross bar of the stop lever (12) is contacted with the right side of the pulling plate (2).

8. A processing method of a transformer core pulling plate is characterized by comprising the following steps: the production method comprises the following steps:

the first step is as follows: marking the position of a slotted hole to be processed on the processed pulling plate (2) so as to facilitate the drilling of the drill bit (20);

the second step is that: placing the pulling plate (2) into the clamping groove (13) to align the left side of the pulling plate (2) with the reference plate (3);

the third step: the stop lever (12) is pulled to enable the cross rod of the stop lever (12) to be in contact with the right side of the pull plate (2), then the stop lever (12) is loosened to enable the stop lever (12) to clamp the pull plate (2) by means of the pulling force of the tension spring (23), so that the pull plate (2) is fixed, and the pull plate (2) is prevented from shaking during machining;

the fourth step: the sliding moving block (19) adjusts the position of the drill bit (20) so as to complete transverse adjustment, the drill bit (20) is aligned with the marked slotted hole, and a bolt (21) penetrates through the corresponding fixing hole (10) and is in threaded connection with the bolt hole (22), so that the drill bit (20) is firmly fixed;

the fifth step: switch on external power supply starter motor (5) and drive threaded rod (14) and rotate, threaded rod (14) rotate and drive slider (7) and slide on threaded rod (14), and slider (7) drive removal arm (8) and reciprocate when reciprocating, drive drill bit (20) downstream when removal arm (8) downstream to accomplish the punching to arm-tie (2).