CN114850292B

CN114850292B - Automatic punching device with annular limiting function for electrical equipment

Info

Publication number: CN114850292B
Application number: CN202210797450.2A
Authority: CN
Inventors: 周青松; 周仝; 郭凯
Original assignee: Xuzhou Zhongzhou Transmission And Distribution Equipment Co ltd
Current assignee: Xuzhou Zhongzhou Transmission And Distribution Equipment Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-09-13
Anticipated expiration: 2042-07-08
Also published as: CN114850292A

Abstract

The invention relates to an automatic punching device with annular limiting for electrical equipment, which comprises a workbench, a protective frame, a die, a cutter, a connecting block and a guide sliding rod, wherein the protective frame is arranged on the workbench; the workstation rear side is fixed with the protection frame, and the workstation top is equipped with the mould, and the spout has been seted up to the position that corresponds the cutter on the mould, is fixed with the dead lever on the protection frame, installs the cylinder on the dead lever, and protection frame top sliding connection has the direction slide bar, and direction slide bar bottom is fixed with the connecting block, and the termination is on the connecting block before the telescopic link of cylinder, and the connecting block bottom is equipped with the cutter. According to the transformer moisture absorber shell punching die, the through hole is punched on the transformer moisture absorber shell, the bottom cutting mechanism is arranged at the bottom to cut the bottom of the transformer moisture absorber shell, the height of the transformer moisture absorber shell produced each time is the same through the die, and multiple processes are concentrated on the same equipment, so that the production efficiency can be improved, and the production cost can be saved.

Description

Automatic punching device with annular limiting function for electrical equipment

Technical Field

The invention relates to the field of automatic punching, in particular to an automatic punching device with annular limiting function for electrical equipment.

Background

The moisture absorber of the transformer is a commonly used electrical element, and has the functions of protecting the transformer from moisture and impurities in the air, and if the moisture absorber is not used, the transformer is easily affected with moisture to burn out, and if the moisture absorber is not used, the safety of other live lines is also affected; in the prior art, the shell of the moisture absorber of the transformer is generally formed by welding an iron sheet into a cylinder, then cutting off the redundant part at the bottom of the cylinder by using a lathe, punching a plurality of circular through holes on the shell, and then performing subsequent operation.

Need the manual work to fix the desiccator shell of transformer on dedicated lathe when the cutting, then rotate the desiccator shell of transformer, make the blade be close to the shell and with the unnecessary part excision of its bottom in the pivoted, then use the equipment that punches a hole to carry out the trompil processing, the process of processing needs to use many equipment, this just leads to the higher and production efficiency of manufacturing cost to be lower, and the in-process of manpower transmission produces the phenomenon of hourglass processing easily, and processing, if the shell will lead the finished product to scrap because of not fixing good production displacement when rotating.

Disclosure of Invention

In order to solve the problems, the invention provides an automatic punching device with an annular limiting function for electrical equipment.

The technical scheme of the invention is as follows: the utility model provides an automatic punching device of electrical equipment with annular is spacing, comprises a workbench, the protection frame, a mold, the cutter, the connecting block, the direction slide bar, the dead lever, cylinder and bottom excision mechanism, the workstation rear side is fixed with the protection frame, the workstation top is equipped with the mould, be fixed with the dead lever on the protection frame, install the cylinder on the dead lever, protection frame top sliding connection has the direction slide bar, direction slide bar bottom is fixed with the connecting block, termination before the telescopic link of cylinder is on the connecting block, the connecting block bottom is equipped with the cutter, bottom excision mechanism sets up in the workstation, bottom excision mechanism is used for cutting off the unnecessary part in product bottom.

Further, the bottom cutting mechanism comprises a bracket, a first motor, a gear ring and a second connecting rod, first arc pole, the second sliding block, spacing bolt, the third sliding block, blade and edging mechanism, install a motor in the workstation, be equipped with the gear on the output shaft of a motor, the workstation internal fixation has the support, it is connected with the ring gear to rotate on the support, ring gear and gear engagement, it has the second connecting rod to articulate on the ring gear, the third sliding block is connected to the other end of second connecting rod, be equipped with the blade in the third sliding block, the fixed first arc pole in third sliding block top, common sliding connection has the second sliding block between first arc pole and the third sliding block, it is fixed through spacing bolt between second sliding block and the third sliding block, the second sliding block presss from both sides the blade with the third sliding block jointly, edging mechanism sets up on another second connecting rod, edging mechanism is used for polishing the side cut.

Further, edging mechanism includes second arc pole, fourth sliding block, No. two motors, sleeve and the wheel of polishing, and the symmetry articulates on the ring gear has two second connecting rods, is equipped with the fourth sliding block on the second connecting rod, and fourth sliding block top is equipped with the second arc pole, installs No. two motors on the fourth sliding block, is connected with the wheel of polishing on the output shaft of No. two motors, polishes the wheel and is equipped with the sleeve outward.

Further, still include fixed stop, receive frame, collecting box, slide bar and second spring, install fixed stop on the protection frame, connecting block bottom symmetry is fixed with two slide bars, and two common sliding connection of slide bar are connected with the second spring on receiving the frame between connecting block and the receipt frame, receive the other end sliding connection of frame on fixed stop, and workstation top rear end is fixed with the collecting box.

Further, still include the head rod, press from both sides tight piece, third spring, semicircle pole and fourth spring, sliding connection has the head rod in the workstation, is connected with the fourth spring between head rod and the workstation, and the head rod bottom is fixed with the semicircle pole, and head rod top sliding connection has tight piece of clamp, and the head rod with press from both sides and be connected the third spring between the tight piece.

Furthermore, still include spacing splint and gyro wheel, the top of head rod is fixed with spacing splint, and the rotation of symmetry is connected with two gyro wheels on the connecting block.

Further, the automatic feeding device comprises a first sliding block, a first spring, a third motor, a screw rod, a lifting frame, pushing wheels, a sliding frame, a fifth spring, a connecting frame, a triangular limiting block, a sixth spring and a fixing frame, wherein the first sliding block is fixed at the rear end of the connecting block, the first spring is sleeved on the first sliding block, the third motor is installed in the workbench, an output shaft of the third motor is connected with the screw rod, the top of the screw rod is rotatably connected to a mold, the lifting frame is in threaded connection with the mold in a sliding manner, the lifting frame is in sliding connection with the mold, the two pushing wheels are symmetrically and rotatably connected to the lifting frame, the sliding frame is in sliding connection with the protecting frame, the fifth spring is sleeved on the sliding frame, the sliding frame is positioned outside the first sliding block and is in sliding connection with the connecting frame, the triangular limiting block is fixed at the bottom of the connecting frame and is clamped in a clamping groove on the first sliding block, and the sixth spring is connected between the triangular limiting block and the sliding frame, fixed mounting has the mount on the protection frame, and first sliding block sliding connection is in the mount.

Further, still include lug, control switch and oil-out, the symmetry is fixed with the lug on the crane, and the connecting block bottom corresponds is provided with two control switches, all is provided with the oil-out in every cutter.

Furthermore, the connecting block front end is provided with the blotter, avoids the connecting block to lead to the product to warp with the product collision.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the transformer moisture absorber, the through hole is punched on the moisture absorber shell of the transformer, the bottom cutting mechanism is arranged at the bottom to cut the bottom of the moisture absorber shell of the transformer, the heights of the moisture absorber shells of the transformer produced each time are the same by arranging the die, and multiple processes are concentrated on the same equipment, so that the production efficiency can be improved, and the production cost can be saved;

2. the bottom cutting mechanism rotates around the moisture absorber shell of the transformer, the bottom is cut off by the blade, the same cutting position can be ensured, the blade is clamped by the second sliding block and the third sliding block together through the limiting bolt, the blade is prevented from moving, and the blade is convenient to replace;

3. the edge grinding mechanism can operate along with the operation of the bottom cutting mechanism, and can grind and flatten the cut surface while cutting the bottom, so that the function of grinding the cut surface is realized;

4. when a notch is punched by a cutter, large waste materials are generated, the waste materials fall downwards and enter a receiving frame, and the receiving frame is matched with a fixed baffle on the rear side to enable the waste materials to fall into a collecting box, so that the waste materials are convenient to recycle;

5. before punching the moisture absorber shell of the transformer, the bottom cutting mechanism and the edge grinding mechanism can drive the two clamping blocks to move inwards through the first connecting rod and clamp the moisture absorber shell of the transformer, so that the moisture absorber shell of the transformer is prevented from being deviated during punching, the first arc-shaped rod and the second arc-shaped rod at the bottom are always attached to the outer sides of the semicircular rods, the clamping blocks are prevented from being reset in advance, and the function of clamping the moisture absorber shell of the transformer is realized;

6. when the air cylinder pushes the cutter to move forwards through the connecting block, the two limiting clamping plates move inwards along with the first connecting rod and are in contact with the roller, the positions of the cutter are limited by the two limiting clamping plates from two sides during punching, and the cutter is prevented from moving during punching;

7. after the machining is finished, the third motor is started to lift the lifting frame, bottom waste materials and finished products can be ejected out of the die when the lifting frame lifts, the sliding frame can drive the first sliding block and the connecting block to slide backwards through the triangular limiting block in the process that a pushing wheel on the lifting frame is in contact with the sliding frame, when the lifting frame lifts to the highest position, the triangular limiting block can be separated from the first sliding block, the first sliding block and the connecting block can be ejected forwards by the first spring, the finished products on the top of the die can be ejected out by the connecting block, and the function of automatic discharging is achieved;

8. when the lifting frame ascends, the convex block can be contacted with the control switch, the oil outlet is opened, the lubricating oil can fall into the cutter, and the function of automatically wiping oil is realized.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of a protective frame according to the present invention;

FIG. 3 is a schematic perspective view of the present invention at the connection block;

FIG. 4 is a schematic perspective view of the fixed baffle of the present invention;

FIG. 5 is a schematic perspective view of the clamping block of the present invention;

FIG. 6 is a schematic perspective view of the mold of the present invention;

FIG. 7 is a schematic perspective view of the present invention with a toothed ring;

FIG. 8 is an exploded view of the third slider of the present invention;

FIG. 9 is a schematic perspective view of a grinding mechanism according to the present invention;

FIG. 10 is a schematic cross-sectional view of the mold of the present invention;

FIG. 11 is an exploded view of the structure at the carriage of the present invention;

FIG. 12 is a schematic perspective view of the oil outlet of the present invention;

in the figure: 1. a workbench, 101, a protective frame, 102, a fixed baffle, 103, a die, 104, a bracket, 2, a cutter, 201, a connecting block, 202, a guide sliding rod, 203, a fixed rod, 204, a first sliding block, 205, a first spring, 206, a cylinder, 3, a limit clamping plate, 301, a roller, 4, a receiving frame, 401, a collecting box, 402, a sliding rod, 403, a second spring, 5, a first connecting rod, 501, a clamping block, 502, a third spring, 503, a semi-circular rod, 504, a fourth spring, 6, a first motor, 601, a gear, 602, a toothed ring, 603, a second connecting rod, 604, a first arc rod, 605, a second sliding block, 606, a limit bolt, 607, a third sliding block, 608, a cutter blade, 7, a second arc rod, 701, a fourth sliding block, 702, a second motor, 703, a sleeve, 704, a grinding wheel, 8, a third motor, 801, 802, a lifting frame, 803. the oil-saving oil cylinder comprises a push wheel 804, a sliding frame 805, a fifth spring 806, a connecting frame 807, a triangular limiting block 808, a sixth spring 809, a fixing frame 9, a bump 901, a control switch 902 and an oil outlet.

Detailed Description

The invention is described in detail below with reference to the drawings and specific examples, but the invention is not limited thereto.

Example 1

The invention discloses an automatic punching device with annular limiting for electrical equipment, which comprises a workbench 1, a protective frame 101, a mold 103, a cutter 2, a connecting block 201, a guide slide bar 202, a fixed rod 203, an air cylinder 206 and a bottom cutting mechanism, wherein the protective frame 101 is fixed on the rear side of the workbench 1, the mold 103 is arranged at the top of the workbench 1, a sliding groove is formed in the position, corresponding to the cutter 2, on the mold 103, the fixed rod 203 is fixed on the protective frame 101, the air cylinder 206 is installed on the fixed rod 203, the guide slide bar 202 is slidably connected to the top of the protective frame 101, the connecting block 201 is fixed at the bottom of the guide slide bar 202, the front end of the telescopic rod of the air cylinder 206 is connected to the connecting block 201, the cutter 2 is arranged at the bottom of the connecting block 201, the cutter 2 is circular, the bottom cutting mechanism is arranged in the workbench 1, and the bottom cutting mechanism is used for cutting off redundant parts of the bottom of a product.

During operation, the raw materials are sleeved at the outer end of the die 103 by workers or material placing equipment, then the air cylinder 206 is started, the air cylinder 206 pushes the connecting block 201, the guide sliding rod 202 and the cutter 2 to move forwards simultaneously, when the cutter 2 moves forwards, the cutter can rotate, details are not repeated in the prior art, after the cutter 2 is in contact with the raw materials, the cutter 2 can cut a circular through hole in the raw materials, then the air cylinder 206 is controlled to pull the connecting block 201, the guide sliding rod 202 and the cutter 2 back to the original position, when the through hole is punched, the bottom cutting mechanism at the bottom operates simultaneously, the bottom cutting mechanism can cut redundant parts at the bottom of the raw materials and polish the raw materials smoothly, after machining is completed, parts in the equipment reset respectively, and then the finished products are taken out by the workers or the material taking equipment, so that the punching function is realized.

Example 2

On the basis of embodiment 1, as shown in fig. 6-8, the bottom cutting mechanism includes a bracket 104, a first motor 6, a gear 601, a toothed ring 602, a second connecting rod 603, a first arc-shaped rod 604, a second sliding block 605, a limit bolt 606, a third sliding block 607, a blade 608 and an edging mechanism, the first motor 6 is installed in the workbench 1, the gear 601 is arranged on an output shaft of the first motor 6, the bracket 104 is fixed in the workbench 1, the toothed ring 602 is rotatably connected to the bracket 104, the toothed ring 602 is engaged with the gear 601, the toothed ring 602 is hinged to the second connecting rod 603, the second connecting rod 603 has two, the other end of one second sliding block 603 is connected to the third sliding block 607, the blade 608 is arranged in the third sliding block 607, the first arc-shaped rod is fixed on the top of the third sliding block 607, the second sliding block 605 is commonly slidably connected between the first arc-shaped rod 604 and the third sliding block 607, the second sliding block 605 and the third sliding block 607 are fixed by a limit bolt 606, the second sliding block 605 and the third sliding block 607 clamp a blade 608 together, an edging mechanism is arranged on the other second connecting rod 603, and the edging mechanism is used for grinding and trimming.

Starting the first motor 6, the first motor 6 drives the gear ring 602 to rotate through the gear 601, the gear ring 602 rotates to drive the second connecting rod 603 hinged to the top of the gear ring to move inwards, a circular sliding rail is formed between the mold 103 and the workbench 1, the second connecting rod 603 moves inwards to drive the third sliding block 607 to enter the circular sliding rail, as the gear ring 602 continues to rotate, the gear ring 602 drives the third sliding block 607 to slide along the circular sliding rail through the second connecting rod 603, the first arc-shaped rod 604, the second sliding block 605, the limit bolt 606 and the blade 608 on the third sliding block 607 all move along with the third sliding block 607, the blade 608 just can cut off the excessive part at the bottom of the raw material when moving along with the third sliding block 607, after cutting, when the third sliding block 607 slides to the junction between the circular sliding rail and the external straight sliding rail, the first motor 6 is closed, and then the first motor 6 rotates reversely, therefore, the gear 601 drives the gear ring 602 to rotate reversely, the gear ring 602 rotates reversely to move the second connecting rod 603 outwards, the second connecting rod 603 drives the third sliding block 607 to slide outwards to reset, the blades 608 and other parts slide outwards to reset, and after the third sliding block 607 resets, the first motor 6 is turned off to realize the function of cutting the bottom of the product.

As shown in fig. 9, the edge grinding mechanism includes a second arc-shaped rod 7, a fourth sliding block 701, a second motor 702, a sleeve 703 and a grinding wheel 704, two second connecting rods 603 are symmetrically hinged on the toothed ring 602, the fourth sliding block 701 is arranged on one second connecting rod 603, the second arc-shaped rod 7 is arranged at the top of the fourth sliding block 701, the second motor 702 is installed on the fourth sliding block 701, the grinding wheel 704 is connected to an output shaft of the second motor 702, and the sleeve 703 is arranged outside the grinding wheel 704.

The gear ring 602 drives the fourth sliding block 701 to slide inwards through the second connecting rod 603, the fourth sliding block 701 drives the second arc-shaped rod 7, the second motor 702, the sleeve 703 and the polishing wheel 704 to slide inwards and enter the circular sliding rail, when the gear ring 602 rotates, the second motor 702 is started, the second motor 702 drives the polishing wheel 704 to rotate, the polishing wheel 704 moves along with the fourth sliding block 701 and polishes the bottom section of a product smoothly, the second motor 702 is closed after polishing, the fourth sliding block 701 and the third sliding block 607 reset simultaneously, and the function of polishing the bottom section of the product is achieved.

As shown in fig. 3-4, the protective frame comprises a fixed baffle 102, a receiving frame 4, a collecting box 401, sliding rods 402 and a second spring 403, the fixed baffle 102 is installed on the protective frame 101, two sliding rods 402 are symmetrically fixed at the bottom of the connecting block 201, the two sliding rods 402 are jointly and slidably connected to the receiving frame 4, the second spring 403 is connected between the connecting block 201 and the receiving frame 4, the second spring 403 is sleeved on the sliding rods 402, two ends of the second spring 403 are respectively fixed on the connecting block 201 and the receiving frame 4, the other end of the receiving frame 4 is slidably connected to the fixed baffle 102, and the collecting box 401 is fixed at the rear end of the top of the workbench 1.

When the cylinder 206 pushes the connecting block 201 to move forward, the two sliding rods 402 at the bottom of the connecting block 201 will move forward, the connecting block 201 drives the receiving frame 4 to move forward through the second spring 403, the rear end of the receiving frame 4 is provided with a straight hole, the fixed shaft on the fixed baffle 102 is slidably connected in the straight hole at the rear end of the receiving frame 4, when the receiving frame 4 slides forward, the fixed baffle 102 will limit the position of the receiving frame 4, when cutter 2 cuts out the through-hole on with transformer desiccator shell, the waste material of cutting away can drop downwards and get into and receive in the frame 4, and the waste material can slide backward along the bottom of receiving the frame 4 afterwards, finally with fixed stop 102 contact and fall into in collecting box 401, die-cut completion back connecting block 201 slides backward and resets, and connecting block 201 can drive through second spring 403 and receive frame 4 and slide backward and reset, realizes receiving the function of die-cut waste material.

As shown in fig. 5, the clamping device further comprises a first connecting rod 5, a clamping block 501, a third spring 502, a semi-circular rod 503 and a fourth spring 504, wherein the two first connecting rods 5 are symmetrically and slidably connected in the workbench 1, the fourth spring 504 is connected between the first connecting rod 5 and the workbench 1, two ends of the fourth spring 504 are respectively fixed on the first connecting rod 5 and the workbench 1, the semi-circular rod 503 is fixed at the bottom of the first connecting rod 5, the clamping block 501 is slidably connected to the top of the first connecting rod 5, the third spring 502 is connected between the first connecting rod 5 and the clamping block 501, and two ends of the third spring 502 are respectively fixed on the first connecting rod 5 and the clamping block 501.

When the two second connecting rods 603 are driven by the toothed ring 602 to move inwards, the two second connecting rods 603 respectively drive the third sliding block 607 and the fourth sliding block 701 to slide inwards, the third sliding block 607 and the fourth sliding block 701 can drive the first arc-shaped rod 604 and the second arc-shaped rod 7 to move inwards, the first arc-shaped rod 604 and the second arc-shaped rod 7 can drive the two semi-circular rods 503 to move inwards, meanwhile, the first connecting rod 5 can also slide inwards and stretch the fourth spring 504, when the third sliding block 607 and the fourth sliding block 701 slide into the circular sliding rail, the first arc-shaped rod 604 and the second arc-shaped rod 7 just enable the two semi-circular rods 503 to move inwards to form a whole circle, when the outer ends of the third sliding block 607 and the fourth sliding block 701 slide, the first arc-shaped rod 604 and the second arc-shaped rod 7 can slide along the two semi-circular rods 503, the two semi-circular rods 503 can not be limited to slide outwards and reset, the inward sliding of first connecting rod 5 can drive the tight piece 501 inward movement of the clamp at its top, when two semicircle poles 503 contact, two press from both sides tight piece 501 and just press from both sides the product top tightly on mould 103, third spring 502 can make press from both sides tight piece 501 and paste tightly in the product top outside all the time, when the cutting was accomplished back bottom excision mechanism and is reset, two fourth springs 504 reset two first connecting rods 5 pulling, realize the function of pressing from both sides tight raw materials.

As shown in fig. 3 and 11, the connecting device further comprises a limiting clamp plate 3 and two rollers 301, the limiting clamp plate 3 is fixed at the top end of the first connecting rod 5, and the two rollers 301 are symmetrically and rotatably connected to the connecting block 201.

When the head rod 5 inwards moves, the limiting clamping plates 3 at the top of the head rod 5 inwards move, the two limiting clamping plates 3 just contact with the roller 301 on the connecting block 201, the connecting block 201 can be prevented from shaking by the inwards movement of the two limiting clamping plates 3, the cutter 2 is prevented from offsetting when being punched, when the head rod 5 resets, the two limiting clamping plates 3 can reset accordingly, and the cutter 2 is prevented from offsetting.

As shown in fig. 3, 10 and 12, the electric tool further comprises a first sliding block 204, a first spring 205, a third motor 8, a screw rod 801, a lifting frame 802, a pushing wheel 803, a sliding frame 804, a fifth spring 805, a connecting frame 806, a triangular limiting block 807, a sixth spring 808 and a fixing frame 809, the first sliding block 204 is fixed at the rear end of the connecting block 201, the first spring 205 is sleeved on the first sliding block 204, one end of the first spring 205 is fixed on the first sliding block 204, a sliding hole is formed in the position, corresponding to the first sliding block 204, of the protecting frame 101, the third motor 8 is installed in the workbench 1, an output shaft of the third motor 8 is connected with the screw rod 801, the top of the screw rod 801 is rotatably connected to the mold 103, the lifting frame 802 is connected to the screw rod 801 by screw threads, the lifting frame 802 is slidably connected to the mold 103, two pushing wheels 803 are symmetrically and rotatably connected to the lifting frame 802, the sliding frame 804 is slidably connected to the protecting frame 101, the cover has the fifth spring 805 on the carriage 804, the both ends of fifth spring 805 are fixed respectively on carriage 804 and protection frame 101, the carriage 804 is located the first sliding block 204 outside, sliding connection has link 806 on the carriage 804, link 806 bottom is fixed with triangle stopper 807, triangle stopper 807 joint is in the draw-in groove on first sliding block 204, be connected with sixth spring 808 between triangle stopper 807 and the carriage 804, the both ends of sixth spring 808 are fixed respectively on triangle spacing fast with carriage 804, fixed mounting has mount 809 on the protection frame 101, first sliding block 204 sliding connection is in mount 809.

After cutting, the third motor 8 is started, the third motor 8 drives the screw rod 801 to rotate, the screw rod 801 rotates to enable the lifting frame 802 to ascend, the lifting frame 802 ascends to drive the cut waste and finished products to be pushed out upwards from the outer side of the die 103, the lifting frame 802 drives the two pushing wheels 803 on the rear side to ascend, the pushing wheels 803 firstly contact with the sliding frame 804, the sliding frame 804 slides backwards along with the continuous ascending of the pushing wheels 803, meanwhile, the first sliding block 204 drives the connecting block 201 to slide backwards and compress the first spring 205 and the fifth spring 805, when the sliding frame 804 drives the connecting frame 806 and the triangular limiting block 807 to slide to the inclined plane in the fixing frame 809, the connecting frame 806 ascends along the inclined plane, meanwhile, the triangular limiting block 807 ascends to drive the sixth spring 808 to compress, the triangular limiting block 807 is separated from the first sliding block 204, and the finished products are pushed to the top of the die 103, the first spring 205 pushes the first sliding block 204 and the connecting block 201 forwards, the connecting block 201 can push out the finished product at the top of the die 103 forward, the worker takes out the waste material, then the third motor 8 rotates reversely, the third motor 8 rotates reversely to enable the lifting frame 802 to descend along the screw rod 801, the lifting frame 802 descends to drive the pushing wheel 803 to descend, when the pushing wheel 803 descends, under the elastic action of the fifth spring 805, the sliding frame 804 can slide forward gradually, meanwhile, the connecting frame 806, the triangular limiting block 807 and the sixth spring 808 move forward, when the triangular limiting block 807 moves to the top of the clamping groove on the first sliding block 204, the sixth spring 808 can push out the triangular limiting block 807 downward, the triangular limiting block 807 simultaneously drives the connecting frame 806 to slide downward, and the triangular limiting block 807 can be finally clamped into the sliding groove on the first sliding block 204 again, so that the function of automatically pushing out the finished product is realized.

As shown in fig. 10 and 11, the cutting tool further comprises a bump 9, control switches 901 and an oil outlet 902, the bump 9 is symmetrically fixed on the lifting frame 802, the bottom of the connecting block 201 is correspondingly provided with the two control switches 901, the inside of the connecting block 201 is hollow, the connecting block 201 is used for storing lubricating oil, the oil outlet 902 is arranged in each cutting tool 2, and the lubricating oil in the connecting block 201 flows onto the cutting tools 2 through the oil outlets 902.

When the lifting frame 802 ascends, the two convex blocks 9 on the lifting frame 802 ascend along with the lifting frame 802, when the lifting frame 802 ascends to the highest position, the convex blocks 9 can push the control switch 901 into the connecting block 201, the control switch 901 is opened, lubricating oil in the connecting block 201 can flow out from the oil outlet 902, the lubricating oil can finally slide down on the cutter 2, when the cutter 2 rotates, the lubricating oil can be fully distributed on the cutter 2, when the lifting frame 802 descends, the convex blocks 9 are separated from the contact with the control switch 901, the oil outlet 902 can be closed along with the lubricating oil, and the function of smearing the lubricating oil on the cutter 2 is achieved.

As shown in fig. 11, a buffer pad is disposed at the front end of the connecting block 201 to prevent the product from deforming due to collision between the connecting block 201 and the product.

When the connecting block 201 slides forwards to eject a product, the cushion pad at the front end of the connecting block 201 contacts with the product firstly, and moves forwards along with the connecting block 201, so that the cushion pad can eject the product out of the top of the die 103, and the function of automatic discharging is realized.

It should be understood that this example is only for illustrating the present invention and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.

Claims

1. The utility model provides an automatic punching device of electrical equipment with annular is spacing, includes workstation (1) and protection frame (101), workstation (1) rear side is fixed with protection frame (101), its characterized in that: the cutting device is characterized by further comprising a mold (103), a cutter (2), a connecting block (201), a guide sliding rod (202), a fixing rod (203), an air cylinder (206) and a bottom cutting mechanism, wherein the mold (103) is arranged at the top of the workbench (1), the fixing rod (203) is fixed on the protective frame (101), the air cylinder (206) is installed on the fixing rod (203), the guide sliding rod (202) is connected to the top of the protective frame (101) in a sliding mode, the connecting block (201) is fixed to the bottom of the guide sliding rod (202), the front end of a telescopic rod of the air cylinder (206) is connected to the connecting block (201), the cutter (2) is arranged at the bottom of the connecting block (201), the bottom cutting mechanism is arranged in the workbench (1), and the bottom cutting mechanism is used for cutting off redundant parts at the bottom of a product;

the bottom cutting mechanism comprises a support (104), a first motor (6), a gear (601), a toothed ring (602), a second connecting rod (603), a first arc-shaped rod (604), a second sliding block (605), a limiting bolt (606), a third sliding block (607), a blade (608) and an edging mechanism, wherein the first motor (6) is installed in the workbench (1), the gear (601) is arranged on an output shaft of the first motor (6), the support (104) is fixed in the workbench (1), the toothed ring (602) is rotatably connected on the support (104), the toothed ring (602) is meshed with the gear (601), the second connecting rod (603) is hinged on the toothed ring (602), the other end of the second connecting rod (603) is connected with the third sliding block (607), the blade (608) is arranged in the third sliding block (607), the first arc-shaped rod (604) is fixed at the top of the third sliding block (607), the second sliding block (605) is commonly and slidably connected between the first arc-shaped rod (604) and the third sliding block (607), the second sliding block (605) and the third sliding block (607) are fixed through a limiting bolt (606), the second sliding block (605) and the third sliding block (607) clamp a blade (608) together, an edging mechanism is arranged on the other second connecting rod (603), and the edging mechanism is used for grinding and trimming;

the edging mechanism comprises a second arc-shaped rod (7), a fourth sliding block (701), a second motor (702), a sleeve (703) and a grinding wheel (704), two second connecting rods (603) are symmetrically hinged to a toothed ring (602), a fourth sliding block (701) is arranged on one second connecting rod (603), the second arc-shaped rod (7) is arranged at the top of the fourth sliding block (701), the second motor (702) is installed on the fourth sliding block (701), the grinding wheel (704) is connected to an output shaft of the second motor (702), and the sleeve (703) is arranged outside the grinding wheel (704).

2. The automatic punching device with the annular limiting function for the electrical equipment, according to claim 1, is characterized in that: still include fixed stop (102), receive frame (4), collecting box (401), slide bar (402) and second spring (403), install fixed stop (102) on protection frame (101), connecting block (201) bottom symmetry is fixed with two slide bar (402), the common sliding connection of two slide bar (402) is on receiving frame (4), be connected with second spring (403) between connecting block (201) and the receipt frame (4), the other end sliding connection of receipt frame (4) is on fixed stop (102), workstation (1) top rear end is fixed with collecting box (401).

3. The automatic punching device with the annular limiting function for the electrical equipment, according to claim 1, is characterized in that: still include head rod (5), press from both sides tight piece (501), third spring (502), semicircle pole (503) and fourth spring (504), sliding connection has head rod (5) in workstation (1), be connected with fourth spring (504) between head rod (5) and workstation (1), head rod (5) bottom is fixed with semicircle pole (503), head rod (5) top sliding connection has and presss from both sides tight piece (501), head rod (5) and press from both sides and be connected third spring (502) between tight piece (501).

4. The automatic punching device with the annular limiting function for the electrical equipment, according to claim 1, is characterized in that: the connecting device is characterized by further comprising a limiting clamping plate (3) and idler wheels (301), wherein the limiting clamping plate (3) is fixed at the top end of the first connecting rod (5), and the connecting block (201) is symmetrically connected with the two idler wheels (301) in a rotating mode.

5. The automatic punching device with the annular limiting function for the electrical equipment, according to claim 1, is characterized in that: the automatic lifting device is characterized by further comprising a first sliding block (204), a first spring (205), a third motor (8), a screw rod (801), a lifting frame (802), a pushing wheel (803), a sliding frame (804), a fifth spring (805), a connecting frame (806), a triangular limiting block (807), a sixth spring (808) and a fixing frame (809), wherein the first sliding block (204) is fixed at the rear end of the connecting block (201), the first spring (205) is sleeved on the first sliding block (204), the third motor (8) is installed in the workbench (1), an output shaft of the third motor (8) is connected with the screw rod (801), the top of the screw rod (801) is rotatably connected to the die (103), the lifting frame (802) is in threaded connection with the screw rod (801), the lifting frame (802) is slidably connected with the die (103), the two pushing wheels (803) are symmetrically rotatably connected to the lifting frame (802), and the sliding frame (804) is slidably connected to the protection frame (101), the cover has fifth spring (805) on carriage (804), carriage (804) are located first sliding block (204) outside, sliding connection has link (806) on carriage (804), link (806) bottom is fixed with triangle stopper (807), triangle stopper (807) joint is in the draw-in groove on first sliding block (204), be connected with sixth spring (808) between triangle stopper (807) and carriage (804), fixed mounting has mount (809) on protection frame (101), first sliding block (204) sliding connection is in mount (809).

6. The automatic punching device with the annular limiting function for the electrical equipment, according to claim 5, is characterized in that: the cutting machine is characterized by further comprising a bump (9), control switches (901) and an oil outlet (902), the bumps (9) are symmetrically fixed on the lifting frame (802), the bottoms of the connecting blocks (201) are correspondingly provided with the two control switches (901), and the oil outlet (902) is formed in each cutting knife (2).

7. The automatic punching device with the annular limiting function for the electrical equipment, according to claim 5, is characterized in that: connecting block (201) front end is provided with the blotter, avoids connecting block (201) and product collision to lead to the product to warp.