CN116117016A

CN116117016A - Feeding device for stamping and stretching of aluminum plate

Info

Publication number: CN116117016A
Application number: CN202310236817.8A
Authority: CN
Inventors: 罗武林; 凌福明
Original assignee: Guangdong Wholetops Building Materials Industry Co ltd
Current assignee: Guangdong Wholetops Building Materials Industry Co ltd
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2023-05-16

Abstract

The invention relates to the technical field of aluminum plate stretching, in particular to a feeding device for aluminum plate stamping stretching, which comprises a frame, a material box and a stamping mechanism, wherein the material box and the stamping mechanism are arranged on the frame; feeding mechanism and two liftout mechanisms all are connected with the punching press mechanism transmission, can push up remaining aluminum plate in the magazine through liftout mechanism for feeding mechanism when removing aluminum plate, make the aluminum plate of bottommost produce the gap with between its adjacent aluminum plate when passing through in the magazine, reduce aluminum plate and the aluminum plate of its top and take place the possibility that rubs and produce the mar, improve the quality of producing of product, set up through feeding mechanism and two liftout mechanisms all are connected with the punching press mechanism transmission, make equipment need not additionally to be equipped with other actuating source and intermittent type mechanism, can improve the synchronism of operation between a plurality of mechanisms, improve the work efficiency of punching press.

Description

Feeding device for stamping and stretching of aluminum plate

Technical Field

The invention relates to the technical field of aluminum plate stretching, in particular to a feeding device for aluminum plate stamping stretching.

Background

Along with the continuous application of aluminum plate, aluminum plate is processed into the structure of different shapes, present equipment that carries out processing to aluminum plate all needs artifical pay-off, machining efficiency is slower, also take place the accident easily, chinese patent CN113441641B discloses an automatic change aluminum plate punching press tensile material feeding unit, including intermittent feeding unit and stretching unit, intermittent feeding unit incessantly carries aluminum plate to stretching unit, stretching unit carries out punching press tensile to the aluminum plate that carries, the intermittent feeding unit that this patent passed through can be incessantly with aluminum plate propelling movement to the die assembly, need not artifical pay-off, avoided carelessly leading to the emergence of unexpected event, but well feeding mechanism drives the aluminum plate of magazine bottommost to stamping mechanism remove, because the weight of remaining aluminum plate in the magazine all is located the aluminum plate of bottommost, when feeding mechanism promotes the aluminum plate of magazine inner bottommost, can lead to the aluminum plate emergence friction rather than the adjacent aluminum plate of in the in-process of pay-off because of the overweight weight of remaining aluminum plate, thereby make the surface can produce the mar, influence the use of product, the heavier aluminum plate that stacks in the magazine, the aluminum plate drives the emergence of the moving of the aluminium plate when moving, simultaneously can lead to the problem of the bottom of the fact that the weight of the aluminium plate is serious in the feed mechanism.

Disclosure of Invention

According to the feeding device for stamping and stretching of the aluminum plates, through the arrangement of the material ejection mechanism, the material ejection mechanism can eject the remaining aluminum plates in the material box when the feeding mechanism moves the aluminum plates, so that gaps are formed between the bottommost aluminum plate and the adjacent aluminum plates when the bottommost aluminum plate passes through the material box, the possibility that scratches are formed by friction between the aluminum plates and the aluminum plates above the aluminum plates is reduced, the product quality is improved, and the equipment does not need to be additionally provided with other driving sources and intermittent mechanisms through the arrangement that the feeding mechanism and the two material ejection mechanisms are in transmission connection with the stamping mechanism, so that the running synchronism among a plurality of mechanisms can be improved, and the stamping working efficiency is improved.

In order to solve the problems in the prior art, the invention adopts the following technical scheme:

the feeding device for the stamping and stretching of the aluminum plate comprises a frame, a material box and a stamping mechanism, wherein the material box and the stamping mechanism are arranged on the frame, the bottom of the material box is provided with a feeding mechanism for pushing the bottommost material in the material box to move towards the stamping mechanism, and one side, close to the stamping mechanism, of the bottom of the material box is provided with a discharge hole for only a single material to pass through;

the two sides of the material box, which are adjacent to the discharge hole, are respectively provided with a notch, and the sides of the two notches are respectively provided with a jacking mechanism for jacking the rest materials in the material box when the feeding mechanism drives the bottommost materials of the material box to move;

the feeding mechanism and the two ejection mechanisms are in transmission connection with the stamping mechanism.

Preferably, the two liftout mechanisms all include liftout plate, spacing subassembly, two turntables and two connecting rods, spacing subassembly can be gliding be located the side of notch, and spacing subassembly's slip direction and feeding mechanism drive the direction mutually perpendicular of material, liftout plate can be vertical direction gliding be located spacing subassembly, the both sides that are located the notch on the magazine all are provided with the rotation axis, the coaxial setting of axis of two rotation axes, two turntables are located the one end that two rotation axes are close to each other respectively, all be provided with the fixed axle parallel with the axis of rotation axis on the edge of two turntables, one of them one end of two connecting rods is located the fixed axle of two turntables respectively in the cover, the other one end of two connecting rods is articulated with the both ends of liftout plate respectively.

Preferably, the limiting assembly comprises a sliding seat, two first guide shafts and two first elastic pieces, first sliding rails perpendicular to the moving direction of the materials are arranged at the sides of the notch, the sliding seat can slide on the first sliding rails, the two first guide shafts are located on the sliding seat in a vertical state, the two first elastic pieces are sleeved on the two first guide shafts, fixing blocks are arranged at the tops of the two first guide shafts, a supporting plate is arranged on one side, close to the sliding seat, of the ejector plate, the supporting plate is arranged in a horizontal state, the supporting plate is sleeved on the two first guide shafts, and two ends of the first elastic pieces are fixedly connected with the supporting plate and the fixing blocks respectively.

Preferably, the feeding mechanism comprises a sliding block, a screw rod and two mounting seats, the two mounting seats are fixedly connected to the frame and located below the material box, the screw rod is located between the two mounting seats in a rotatable mode, the sliding block is sleeved on the screw rod and in threaded fit with the screw rod, a second sliding rail parallel to the axis of the screw rod is arranged at the top of the frame, the sliding block is in sliding fit with the second sliding rail, a driving block which is elastically connected with the sliding block is arranged on the sliding block, the driving block can slide along the vertical direction of the material box, the driving block is elastically connected with the sliding block, the top of the driving block is in a slope shape, one side, close to the stamping mechanism, of the driving block is higher than one side, far away from the stamping mechanism, of the driving block, and an avoidance port which is mutually matched with the driving block is arranged on the opposite side, located at the discharge port, of the material box.

Preferably, the top of the driving block is provided with two roll shafts, and the axes of the roll shafts are mutually perpendicular to the axis of the screw rod.

Preferably, the side of slider and be close to one side of stamping mechanism are provided with the mounting box, and the both sides of mounting box are provided with two second guiding axles that all are parallel with the axis of lead screw, and two second guiding axles run through the slider and with its sliding fit, all overlap on two second guiding axles and are equipped with the second elastic component, and the drive block can be gliding be located the mounting box.

Preferably, the inner side wall of the discharge hole is provided with a chute.

Preferably, the lower part of the frame located on the punching mechanism is provided with two driving shafts with axes parallel to the axes of the rotating shafts, the two driving shafts are respectively sleeved with a first gear, the punching mechanism is provided with punching plates capable of sliding along the vertical direction, two sides of each punching plate are provided with racks which are the same as the driving shafts in number and correspond to each other one by one, the racks are meshed with the first gears and connected, a screw rod of the feeding mechanism is in transmission connection with one driving shaft, and the two rotating shafts of the ejection mechanism are in transmission connection with the driving shafts on the same side.

Preferably, the side of two rotation shafts of the ejection mechanism is provided with first transmission shafts parallel to the axes of the rotation shafts, the rotation shafts and the first transmission shafts are sleeved with second gears, the two second gears are connected in a meshed mode, and the two first transmission shafts are connected with the driving shafts below the frame in a transmission mode.

Preferably, a second transmission shaft is arranged beside the screw rod, two synchronous belts are sleeved on the second transmission shaft, and the two synchronous belts are respectively connected with the screw rod and the driving shaft.

When being connected between lead screw and drive shaft, when sliding movement is to the mount pad that is close to stamping mechanism one side, the mount pad can be passed with the mount pad of slider connection, and the hold-in range can interfere the removal of mount pad this moment, influences the drive piece in the mount pad and to aluminum plate's pay-off from this, through the setting of second transmission shaft for the hold-in range can dodge the travel path of mount pad, improves the stability of equipment operation.

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

according to the invention, through the arrangement of the ejection mechanism, when the feeding mechanism moves the aluminum plate, the ejection mechanism can eject the remaining aluminum plates in the material box, so that gaps are generated between the bottom-most aluminum plate and the adjacent aluminum plates when the bottom-most aluminum plate passes through the material box, the possibility that scratches are generated by friction between the aluminum plates and the aluminum plates above the bottom-most aluminum plate is reduced, the product quality is improved, meanwhile, the requirement on the output power of the feeding mechanism is smaller, the possibility that the feeding mechanism cannot push the bottom-most aluminum plate in the material box is avoided, the running stability of the device is improved, the device can be matched with products with different weights, the adaptability of the products is improved, and through the arrangement that the feeding mechanism and the two ejection mechanisms are in transmission connection with the punching mechanism, other driving sources are not needed to be additionally arranged on equipment, so that one aluminum plate is driven to be arranged below the punching mechanism through the feeding mechanism after each punching, the intermittent mechanism is not required to be increased, the running synchronism among a plurality of mechanisms is improved, and the working efficiency of punching is improved.

Drawings

Fig. 1 is a schematic perspective view of a feeding device for punching and stretching an aluminum plate;

fig. 2 is a schematic diagram of a second perspective structure of a feeding device for punching and stretching an aluminum plate;

FIG. 3 is a schematic cross-sectional view of a feed device for use in the press stretching of aluminum sheets;

FIG. 4 is a schematic cross-sectional view of a magazine and ejector mechanism in a feed apparatus for drawing an aluminum sheet by stamping;

fig. 5 is a schematic perspective view of a material feeding unit ejector mechanism for punching and stretching an aluminum plate;

FIG. 6 is an enlarged view at C in FIG. 4;

fig. 7 is an enlarged view at B in fig. 3;

FIG. 8 is a schematic view of a partial perspective view of a feed mechanism in a feed device for stamping and stretching aluminum sheets;

FIG. 9 is a schematic view showing a part of a feeding mechanism in a feeding device for punching and stretching an aluminum plate in a second perspective;

fig. 10 is an enlarged view at a in fig. 1;

fig. 11 is a schematic perspective view of a feeding mechanism in a feeding device for punching and stretching an aluminum plate;

fig. 12 is a schematic cross-sectional view of a frame in a feeding device for punching and stretching an aluminum plate;

fig. 13 is an enlarged view of D in fig. 12.

The reference numerals in the figures are:

1-a frame;

11-a stamping mechanism;

12-a drive shaft; 121-a first gear;

13-stamping plate; 131-racks;

14-a material box; 141-a discharge hole; 1411-chute; 142-notch; 143-avoiding port; 144-aluminum plate;

2-a material ejection mechanism;

21-a liftout plate; 211-a support plate;

22-a limiting assembly; 221-a sliding seat; 222-a first guide shaft; 2221-fixed block; 2222-first elastic member; 223-a first slide rail;

23-rotating shaft; 231-a first drive shaft; 232-a second gear;

24-connecting rods;

25-a turntable; 251-fixing shaft;

3-a feeding mechanism;

31-a slider;

32-mounting seats; 321-screw rod; 322-a second slide rail; 323-a second drive shaft; 324-synchronous belt;

33-mounting box; 331-a drive block; 332-roll shaft; 333-a second guide shaft; 334-a second elastic member.

Detailed Description

The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.

As shown in fig. 1 to 4, 12 and 13: the utility model provides a material feeding unit for aluminum plate punching press is tensile, includes frame 1 and sets up magazine 14 and punching press mechanism 11 on frame 1, and the bottom of magazine 14 is provided with the feeding mechanism 3 that is used for promoting the material of the bottom in the magazine 14 to the punching press mechanism 11 removal, and the bottom of magazine 14 is provided with the discharge gate 141 that only supplies single material to pass through near one side of punching press mechanism 11;

the two sides of the material box 14 adjacent to the discharge hole 141 are respectively provided with a notch 142, and the sides of the two notches 142 are respectively provided with a material ejection mechanism 2 for ejecting the rest materials in the material box 14 when the material box 14 is driven by the material feeding mechanism 3 to move the bottommost materials;

the feeding mechanism 3 and the two material ejection mechanisms 2 are in transmission connection with the stamping mechanism 11.

In the prior art, the feeding mechanism 3 drives the bottom-most aluminum plate 144 of the material box 14 to move towards the stamping mechanism 11, because the weights of the remaining aluminum plates 144 in the material box 14 are all located on the bottom-most aluminum plate 144, when the feeding mechanism 3 pushes the bottom-most aluminum plate 144 in the material box 14 to move, friction occurs between the bottom-most aluminum plate 144 and the adjacent aluminum plates 144 in the feeding process due to the overweight weights of the remaining aluminum plates 144, thereby causing scratches on the surfaces of the aluminum plates 144 in the stamping process, influencing the use of products, the heavier the stacked aluminum plates 144 in the material box 14, the more serious the scratches are generated when the feeding mechanism 3 drives the aluminum plates 144 to move, and meanwhile, the problem that the bottom-most aluminum plates 144 in the material box 14 cannot be moved due to the weight of the feeding mechanism 3 is caused, when the feeding mechanism 3 moves the aluminum plates 144 due to the arrangement of the ejection mechanism 2, the ejection mechanism 2 can eject the aluminum plate 144 remained in the material box 14, so that the aluminum plate 144 moves upwards along the vertical direction of the material box 14, thereby enabling the aluminum plate 144 at the bottommost part to generate gaps with the aluminum plate 144 above the aluminum plate 144 when passing through the material box 14, being convenient for the aluminum plate 144 to pass through, reducing the possibility of scratches generated by friction between the aluminum plate 144 and the adjacent aluminum plate 144, improving the product quality, simultaneously having smaller requirement on the output power of the feeding mechanism 3, avoiding the possibility that the feeding mechanism 3 can not push the aluminum plate 144 at the bottommost part in the material box 14, improving the running stability of the device, enabling the device to match products with different weights, improving the suitability of the products, enabling the equipment to be unnecessary to be additionally provided with other driving sources through the arrangement that the feeding mechanism 3 and the two ejection mechanisms 2 are in transmission connection with the punching mechanism 11, each time the stamping is completed, the feeding mechanism 3 drives one aluminum plate 144 to be sent to the lower part of the stamping mechanism 11, so that the intermittent mechanism does not need to be added, the running synchronism among a plurality of mechanisms can be improved, and the stamping working efficiency is improved.

As shown in fig. 1 to 6 and 10: the two material ejection mechanisms 2 comprise material ejection plates 21, limiting assemblies 22, two rotary tables 25 and two connecting rods 24, wherein the limiting assemblies 22 can be slidably positioned beside the notch 142, the sliding directions of the limiting assemblies 22 and the directions of materials driven by the feeding mechanisms 3 are mutually perpendicular, the material ejection plates 21 can be slidably positioned on the limiting assemblies 22 in the vertical directions, the rotary shafts 23 are respectively arranged on two sides of the notch 142 on the material box 14, the axes of the two rotary shafts 23 are coaxially arranged, the two rotary tables 25 are respectively sleeved at one ends of the two rotary shafts 23, which are close to each other, fixed shafts 251 parallel to the axes of the rotary shafts 23 are respectively arranged at the edges of the two rotary tables 25, one ends of the two connecting rods 24 are respectively sleeved on the fixed shafts 251 of the two rotary tables 25, and the other ends of the two connecting rods 24 are respectively hinged with two ends of the material ejection plates 21.

By synchronously rotating the two rotating shafts 23, the two rotating shafts 23 drive the rotating discs 25 connected with the rotating shafts, the rotating shafts 25 drive the fixed shafts 251 on the edges of the rotating shafts, the fixed shafts 251 drive the connecting rods 24 connected with the rotating shafts, so that the ends of the connecting rods 24 rotate around the axes of the rotating shafts 23, and the other ends of the connecting rods 24 are hinged with the ends of the ejector plates 21, so that the movement of the connecting rods 24 drives the ejector plates 21 to move around the axes of the rotating shafts 23, when the ejector plates 21 are close to one side of the material box 14, the ejector plates 21 can pass through the notch 142 to be abutted with the edges of the aluminum plates 144 remained in the material box 14, drive the remaining aluminum plates 144 to lift upwards along the material box 14, lighten the weight above the aluminum plates 144 pressed at the bottommost part of the material box 14, and simultaneously make the aluminum plates 144 moved by the feeding mechanism 3 generate tiny gaps with the aluminum plates 144 above the tiny gaps, the aluminum plate 144 is conveniently driven by the feeding mechanism 3 to move to the lower part of the stamping mechanism 11 through the discharging hole 141, in the process of returning of the feeding mechanism 3, the ejector plate 21 is driven by the connecting rod 24 to be far away from the material box 14, so that the aluminum plate 144 in the material box 14 is completely dropped into the material box 14, the aluminum plate 144 at the bottommost part of the material box 14 is conveniently fed by the feeding mechanism 3, and the feeding is continuously carried out by the feeding mechanism 3, so that the aluminum plate 144 in the material box 14 is repeatedly transported to the lower part of the stamping mechanism 11 until the aluminum plate 144 is slidably positioned on the limiting component 22 through the ejector plate 21, the limiting component 22 is slidably positioned at the side of the notch 142, the sliding direction of the limiting component 22 is mutually perpendicular to the moving direction of the aluminum plate 144, so that the ejector plate 21 can keep the stability of the aluminum plate 144 in the material box 14 when being driven by the connecting rod 24, so that the ejector plate 21 can accurately lift up the aluminum plate 144 remaining in the cartridge 14.

As shown in fig. 1 to 6 and 10: the limiting assembly 22 comprises a sliding seat 221, two first guide shafts 222 and two first elastic pieces 2222, first sliding rails 223 perpendicular to the moving direction of the materials are arranged on the side of the notch 142, the sliding seat 221 can slide on the first sliding rails 223, the two first guide shafts 222 are located on the sliding seat 221 in a vertical state, the two first elastic pieces 2222 are sleeved on the two first guide shafts 222, fixing blocks 2221 are arranged at the tops of the two first guide shafts 222, a supporting plate 211 is arranged on one side, close to the sliding seat 221, of the ejector plate 21, the supporting plate 211 is arranged in a horizontal state, the supporting plate 211 is sleeved on the two first guide shafts 222, and two ends of the first elastic pieces 2222 are fixedly connected with the supporting plate 211 and the fixing blocks 2221 respectively.

When the connecting rod 24 drives the ejector plate 21 to move, the ejector plate 21 drives the supporting plate 211 connected with the ejector plate 21, the supporting plate 211 drives the two first guide shafts 222 to move, the two first guide shafts 222 drive the sliding seat 221 to slide, the ejector plate 21 drives the sliding seat 221 to do reciprocating linear motion along the first sliding rail 223 when rotating around the rotating shaft 23, meanwhile, the supporting plate 211 can do reciprocating linear motion along the axes of the two first guide shafts 222, the ejector plate 21 is hinged with the two connecting rods 24, sliding can be generated when the ejector plate 21 is abutted against the aluminum plate 144 in the material box 14, stable lifting force which cannot be provided can not be provided for the aluminum plate 144, the lifting effect is not ideal, the position of the ejector plate 21 is limited by the limiting assembly 22 when the ejector plate 21 lifts the aluminum plate 144, the lifting effect of the ejector plate 21 on the aluminum plate 144 is better, and the first elastic piece 2222 is used for buffering the impact force of the motion between the parts, and the service life of the parts is prolonged.

As shown in fig. 1 to 4, 7 to 9 and 11: the feeding mechanism 3 comprises a sliding block 31, a screw rod 321 and two mounting seats 32, the two mounting seats 32 are fixedly connected to the frame 1 and located below the material box 14, the screw rod 321 can be rotationally located between the two mounting seats 32, the sliding block 31 is sleeved on the screw rod 321 and in threaded fit with the screw rod 321, a second sliding rail 322 parallel to the axis of the screw rod 321 is arranged at the top of the frame 1, the sliding block 31 is in sliding fit with the second sliding rail 322, a driving block 331 elastically connected with the sliding block 31 is arranged on the sliding block 31, the driving block 331 can slide along the vertical direction of the material box 14, the driving block 331 is elastically connected with the sliding block 31, the top of the driving block 331 is in a slope shape, one side, close to the punching mechanism 11, of the driving block 331 is higher than one side, far away from the punching mechanism 11, and an avoidance port 143 mutually matched with the driving block 331 is arranged on the opposite side, located at the discharge port 141, of the material box 14.

Through rotating the lead screw 321 for can slide along second slide rail 322 with lead screw 321 screw-fit's slider 31, the drive piece 331 of being connected with it is driven through the slip of slider 31, the initial position of slider 31 is located the side of magazine 14 and keeps away from one side of stamping mechanism 11, drive piece 331 through slider 31 and pass through dodge mouthful 143 and get into magazine 14, drive the aluminum plate 144 removal of magazine 14 bottommost through drive piece 331, make aluminum plate 144 shift out from the discharge gate 141 of magazine 14 opposite side, until it moves to stamping mechanism 11's below, when slider 31 returns to the journey, because the top of drive piece 331 is the slope form, when making drive piece 331 contact with aluminum plate 144 in the magazine 14, drive piece 331 moves down along the vertical direction of magazine 14, make the top of drive piece 331 paste the aluminum plate 144 of magazine 14 bottommost and return to initial position, after the point is got back again, drive piece 331 can reset under the effect of elasticity, make things convenient for it to continue to pop out next time and move to aluminum plate 144.

As shown in fig. 8 and 11: the top of the driving block 331 is provided with two roll shafts 332, and the axis of the roll shafts 332 is mutually perpendicular to the axis of the screw rod 321.

When the slider 31 drives the driving block 331 to return, the driving block 331 contracts at the bottom of the material box 14, but the top of the driving block 331 still contacts with the aluminum plate 144 at the bottommost part in the material box 14, scratches may be caused to the aluminum plate 144 in the process of returning, the aluminum plate 144 is damaged, the roller shaft 332 is arranged, when the driving block 331 returns, the roller shaft 332 contacts with the bottom surface of the aluminum plate 144, friction force between the driving block 331 and the aluminum plate 144 is reduced, scratches on the aluminum plate 144 are reduced, quality of products is improved, and when the driving block 331 drives the aluminum plate 144 to move towards the stamping mechanism 11, although a certain gap is generated between the aluminum plate 144 at the bottommost part and the remaining aluminum plate 144 under the jacking of the jacking mechanism 2, when the jacking mechanism 2 fails to accurately jack all the remaining aluminum plates 144, the remaining aluminum plate 144 may still press above the aluminum plate 144 driven by the feeding mechanism 3, friction force between the aluminum plate 144 and the aluminum plate 144 above the aluminum plate 144 is reduced through the arrangement of the roller shaft 332 at the moment, the quality of products is further improved.

As shown in fig. 1 to 4, 7 to 9 and 11: the side of slider 31 and be close to one side of stamping mechanism 11 and be provided with mounting box 33, the both sides of mounting box 33 are provided with two second guiding axle 333 that all are parallel with the axis of lead screw 321, and two second guiding axles 333 run through slider 31 and with its sliding fit, all overlap on two second guiding axle 333 and are equipped with second elastic component 334, and drive piece 331 can be slided and be located mounting box 33.

In order to improve the positioning accuracy to aluminum plate 144, generally set up positioning mechanism on stamping mechanism 11, when driving piece 331 drives aluminum plate 144 and remove, can set up the limiting plate that prevents aluminum plate 144 transition and remove on positioning mechanism, drive aluminum plate 144 and limiting plate contact back through positioning mechanism at slider 31 and fix aluminum plate 144, thereby improve the precision of punching press, because feeding mechanism 3 is connected with stamping mechanism 11 transmission, if feeding mechanism 3 is being sent aluminum plate 144 to stamping mechanism 11's below, if return stroke, make aluminum plate 144 and limiting plate contact time can produce the resilience, make the location inaccurate enough, and aluminum plate 144 probably because of moving too fast, cause the damage when aluminum plate 144 and limiting plate contact, lead to needing manual work or other auxiliary equipment to carry out secondary location or adjustment to aluminum plate 144, through mounting box 33, second guiding axle 333 and second elastic component 334 set up, slider 31 can continue moving because of sliding fit with mounting box 33 when making slider 31 can compress and be located its and mounting box 33's below, make slider 31 can compress and make the fixed quality to make the fixed plate 144 more stable to the stamping mechanism on the stamping mechanism 11, make the product stable and stable to stamping mechanism 11, the quality is more stable to stamping mechanism is made.

As shown in fig. 12 and 13: the inner sidewall of the discharge port 141 is provided with a chute 1411.

Because liftout mechanism 2 can drive the jacking of remaining aluminum plate 144 in the magazine 14 for aluminum plate 144 is because not compressing tightly of the aluminum plate 144 of its top along with feeding mechanism 3 in-process, probably leads to aluminum plate 144 to follow discharge gate 141 because of slight warpage can't shift out, through chute 1411's setting, can lead to slightly warped aluminum plate 144, makes things convenient for it to shift out from discharge gate 141, improves the stability of equipment operation.

As shown in fig. 1, 2 and 11: the machine frame 1 is provided with two driving shafts 12 with axes parallel to the axes of the rotating shafts 23 below the punching mechanism 11, the two driving shafts 12 are respectively sleeved with a first gear 121, the punching mechanism 11 is provided with punching plates 13 capable of sliding along the vertical direction, two sides of each punching plate 13 are provided with racks 131 which are the same in number with the driving shafts 12 and correspond to each other one by one, the racks 131 are meshed with the first gears 121, a screw rod 321 of the feeding mechanism 3 is in transmission connection with one driving shaft 12, and the two rotating shafts 23 of the ejection mechanism 2 are in transmission connection with the driving shafts 12 on the same side.

The stamping mechanism 11 further comprises a linear driver, the stamping plate 13 is in transmission connection with the linear driver, the stamping plate 13 is driven to slide through the linear driver, the rack 131 connected with the stamping plate 13 is driven through the sliding of the stamping plate 13, the first gear 121 in meshed connection with the rack 131 is driven to rotate through the movement of the rack 131, the driving shaft 12 connected with the first gear 121 is driven through the rotation of the first gear 121, the feeding mechanism 3 and the ejection mechanism 2 connected with the first gear are driven through the driving shaft 12, so that equipment does not need to be additionally provided with other driving sources, a piece of aluminum plate 144 is driven to the lower side of the stamping mechanism 11 through the feeding mechanism 3 after stamping is completed every time, and an intermittent mechanism is not required to be increased by the device, so that the operation synchronism among a plurality of mechanisms can be improved, and the stamping working efficiency is improved.

As shown in fig. 1 to 4 and 10: the side of two rotation shafts 23 of the ejection mechanism 2 is provided with first transmission shafts 231 parallel to the axes of the rotation shafts, second gears 232 are sleeved on the rotation shafts 23 and the first transmission shafts 231, the two second gears 232 are connected in a meshed mode, and the two first transmission shafts 231 are connected with the driving shafts 12 below the frame 1 in a transmission mode.

When the punching plate 13 presses the aluminum plate 144 downwards, the first rack 131 is driven to rotate clockwise, the first rack 131 drives the first gear 121 to rotate clockwise, if the driving shaft 12 directly rotates clockwise with the rotating shaft 23, the material pushing mechanism 2 puts down the remaining aluminum plate 144 in the material box 14, friction force and scratch between the aluminum plates 144 are increased, so that the driving shaft 12 can drive the rotating shaft 23 to rotate reversely when the punching plate 13 presses down, the driving shaft 12 can drive the first driving shaft 231 which drives the driving shaft to rotate clockwise through the first driving shaft 231 and the two second gears 232, the second gears 232 drive the second gears 232 which are connected with the driving shaft in a meshed mode and are sleeved on the rotating shaft 23 through the first driving shaft 231, and the rotating directions of the rotating shaft 23 and the first driving shaft 231 are opposite, so that the rotating directions of the rotating shaft 23 and the driving shaft 12 are opposite, the material pushing mechanism 2 can be driven to lift the aluminum plate 144 in the material box 14 when the punching plate 13 presses down, and the synchronous operation between the mechanisms is kept consistent, and the punching efficiency is improved.

As shown in fig. 11: a second transmission shaft 323 is arranged beside the screw rod 321, two synchronous belts 324 are sleeved on the second transmission shaft 323, and the two synchronous belts 324 are respectively connected with the screw rod 321 and the driving shaft 12.

When being connected between lead screw 321 and drive shaft 12, when sliding movement is to the mount pad 32 that is close to stamping mechanism 11 one side, the mount pad 32 can be passed to the mount pad 33 that is connected with slider 31, and hold-in range 324 can interfere the removal of mount pad 33 this moment, from this influence the pay-off of drive piece 331 to aluminum plate 144 in the mount pad 33, through the setting of second transmission shaft 323 for hold-in range 324 can dodge the travel path of mount pad 33, improves the stability of equipment operation.

The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims

1. The feeding device for the stamping and stretching of the aluminum plate comprises a frame (1), a material box (14) and a stamping mechanism (11), wherein the material box (14) is arranged on the frame (1), and is characterized in that a feeding mechanism (3) for pushing the bottommost material in the material box (14) to move towards the stamping mechanism (11) is arranged at the bottom of the material box (14), and a discharge hole (141) for only a single material to pass through is formed in one side, close to the stamping mechanism (11), of the bottom of the material box (14);

the two sides of the material box (14) adjacent to the discharge hole (141) are provided with notches (142), and the sides of the two notches (142) are provided with a jacking mechanism (2) for jacking the rest materials in the material box (14) when the feeding mechanism (3) drives the bottommost materials in the material box (14) to move;

the feeding mechanism (3) and the two ejection mechanisms (2) are both in transmission connection with the stamping mechanism (11).

2. The feeding device for punching and stretching of aluminum plates according to claim 1, characterized in that the two ejection mechanisms (2) comprise ejection plates (21), limiting assemblies (22), two rotary plates (25) and two connecting rods (24), the limiting assemblies (22) can slide beside the notch (142), the sliding directions of the limiting assemblies (22) and the directions of materials driven by the feeding mechanisms (3) are mutually perpendicular, the ejection plates (21) can slide in the vertical directions and are positioned on the limiting assemblies (22), rotary shafts (23) are arranged on two sides of the notch (142) on the material box (14), the axes of the two rotary shafts (23) are coaxially arranged, the two rotary plates (25) are respectively sleeved at one ends of the two rotary shafts (23) close to each other, fixed shafts (251) parallel to the axes of the rotary shafts (23) are respectively arranged on the edges of the two rotary plates (25), one ends of the two connecting rods (24) are respectively sleeved on the fixed shafts (251) of the two rotary plates (25), and the other ends of the two connecting rods (24) are respectively hinged with the two ends of the ejection plates (21).

3. The feeding device for stamping and stretching of an aluminum plate according to claim 2, wherein the limiting assembly (22) comprises a sliding seat (221), two first guide shafts (222) and two first elastic pieces (2222), first sliding rails (223) perpendicular to the moving direction of materials are arranged at the side of the notch (142), the sliding seat (221) can slide on the first sliding rails (223), the two first guide shafts (222) are all located on the sliding seat (221) in a vertical state, the two first elastic pieces (2222) are sleeved on the two first guide shafts (222), fixing blocks (2221) are arranged at the tops of the two first guide shafts (222), a supporting plate (211) is arranged on one side, close to the sliding seat (221), of the ejector plate (21), the supporting plate (211) is arranged in a horizontal state, the supporting plate (211) is sleeved on the two first guide shafts (222), and two ends of the first elastic pieces (2222) are fixedly connected with the supporting plate (211) and the fixing blocks (2221) respectively.

4. The feeding device for aluminum plate stamping stretching according to claim 2, wherein the feeding mechanism (3) comprises a sliding block (31), a screw rod (321) and two mounting seats (32), the two mounting seats (32) are fixedly connected to the frame (1) and located below the material box (14), the screw rod (321) can be rotated and located between the two mounting seats (32), the sliding block (31) is sleeved on the screw rod (321) and is in threaded fit with the screw rod, a second sliding rail (322) which is parallel to the axis of the screw rod (321) is arranged at the top of the frame (1), the sliding block (31) is in sliding fit with the second sliding rail (322), a driving block (331) which is in elastic connection with the sliding block is arranged on the sliding block (31), the driving block (331) can slide along the vertical direction of the material box (14), the driving block (331) is in elastic connection with the sliding block (31), one side, close to the stamping mechanism (11), of the driving block (331) is higher than one side, far away from the stamping mechanism (11), of the material box (14), and the opposite side, which is located at the material outlet (331), is opposite to the material outlet (141).

5. A feeding device for stamping and stretching of aluminum plates according to claim 4, wherein two roll shafts (332) are arranged at the top of the driving block (331), and the axes of the roll shafts (332) are perpendicular to the axis of the screw rod (321).

6. The feeding device for stamping and stretching of aluminum plates according to claim 4, wherein a mounting box (33) is arranged at the side of the sliding block (31) and close to one side of the stamping mechanism (11), two second guide shafts (333) parallel to the axis of the screw rod (321) are arranged at two sides of the mounting box (33), the two second guide shafts (333) penetrate through the sliding block (31) and are in sliding fit with the sliding block, second elastic pieces (334) are sleeved on the two second guide shafts (333), and the driving block (331) can slide in the mounting box (33).

7. A feeding device for stamping and stretching of aluminum sheets according to any one of claims 1-6, characterized in that the inner side wall of the discharge opening (141) is provided with a chute (1411).

8. The feeding device for aluminum plate stamping stretching according to claim 6, wherein two driving shafts (12) with axes parallel to the axes of the rotating shafts (23) are arranged below the stamping mechanism (11) on the frame (1), first gears (121) are sleeved on the two driving shafts (12), stamping plates (13) capable of sliding along the vertical direction are arranged on the stamping mechanism (11), racks (131) which are the same in number and in one-to-one correspondence with the driving shafts (12) are arranged on two sides of the stamping plates (13), the racks (131) are in meshed connection with the first gears (121), a screw rod (321) of the feeding mechanism (3) is in transmission connection with one driving shaft (12), and the two rotating shafts (23) of the ejection mechanism (2) are in transmission connection with the driving shafts (12) on the same side.

9. The feeding device for aluminum plate stamping stretching according to claim 8, wherein the side of two rotating shafts (23) of the ejection mechanism (2) are respectively provided with a first transmission shaft (231) parallel to the axes of the rotating shafts, the rotating shafts (23) and the first transmission shafts (231) are respectively sleeved with a second gear (232), the two second gears (232) are in meshed connection, and the two first transmission shafts (231) are respectively in transmission connection with a driving shaft (12) below the frame (1).

10. The feeding device for stamping and stretching of aluminum plates according to claim 8, wherein a second transmission shaft (323) is arranged beside the screw rod (321), two synchronous belts (324) are sleeved on the second transmission shaft (323), and the two synchronous belts (324) are respectively connected with the screw rod (321) and the driving shaft (12).