阅读说明：本技术 一种橡胶产品冲切设备 (Punching equipment for rubber products ) 是由 田立辉 王绍楠 何洲金 曾怡康 孟辉 纪龙生 郑顺奇 于 2020-07-31 设计创作，主要内容包括：本发明涉及机械加工设备技术领域,具体涉及一种橡胶产品冲切设备,包括机架、控制器和气源,机架的中部设有工作台,工作台上设置有自动转盘、裁切机构和出料抓取机构,自动转盘上设置有若干用于放置橡胶件的裁切刀下模；裁切机构包括固定在工作台上的支架,设置在支架上并与裁切刀下模配合的裁切刀上模,以及用于带动裁切刀上模上下移动的伸缩组件；出料抓取机构包括用于抓取裁切机构裁切完成后的橡胶件的抓取机械手,以及用于驱动抓取机械手水平和竖直方向移动的两轴移动组件。本发明在提高橡胶件毛边切除的加工效率以及降低加工成本高的同时,解决传统加工设备加工过程中加工不安全的问题。(The invention relates to the technical field of machining equipment, in particular to rubber product punching equipment which comprises a rack, a controller and an air source, wherein the middle part of the rack is provided with a workbench, the workbench is provided with an automatic turntable, a cutting mechanism and a discharging and grabbing mechanism, and the automatic turntable is provided with a plurality of lower cutting knife dies for placing rubber pieces; the cutting mechanism comprises a bracket fixed on the workbench, an upper cutting knife die arranged on the bracket and matched with the lower cutting knife die, and a telescopic assembly for driving the upper cutting knife die to move up and down; the discharging grabbing mechanism comprises a grabbing mechanical arm and a two-axis moving assembly, wherein the grabbing mechanical arm is used for grabbing rubber pieces after the cutting mechanism cuts the rubber pieces, and the two-axis moving assembly is used for driving the grabbing mechanical arm to move horizontally and vertically. The invention improves the processing efficiency of cutting burrs of the rubber part, reduces the processing cost and solves the problem of unsafe processing in the processing process of the traditional processing equipment.)

1. A die-cut equipment of rubber product which characterized in that: the automatic rubber part cutting device comprises a rack, a controller and an air source, wherein a workbench is arranged in the middle of the rack, an automatic turntable, a cutting mechanism and a discharging and grabbing mechanism are arranged on the workbench, and a plurality of lower cutting knife dies for placing rubber parts are arranged on the automatic turntable; the cutting mechanism comprises a bracket fixed on the workbench, an upper cutting knife die arranged on the bracket and matched with the lower cutting knife die, and a telescopic assembly for driving the upper cutting knife die to move up and down; the discharging grabbing mechanism comprises a grabbing mechanical arm and a two-axis moving assembly, wherein the grabbing mechanical arm is used for grabbing the rubber piece cut by the cutting mechanism, and the two-axis moving assembly is used for driving the grabbing mechanical arm to move horizontally and vertically; the automatic rotating disc, the telescopic assembly, the two-axis moving assembly and the discharging grabbing assembly are powered by an air source, a plurality of electromagnetic valves are arranged between the automatic rotating disc, the telescopic assembly, the two-axis moving assembly and the discharging grabbing assembly, and the electromagnetic valves are electrically connected with the controller.

2. A rubber product blanking apparatus as defined in claim 1, wherein: the automatic rotary table comprises a rotary table and a machine box, the machine box is fixed on a workbench, a pneumatic transmission assembly is arranged in the machine box, the rotary table is horizontally arranged on the machine box and connected with the pneumatic transmission assembly, a first air cylinder used for driving the pneumatic transmission assembly is arranged on the side wall of the machine box, a first electromagnetic valve is arranged between the first air cylinder and an air source, and the first electromagnetic valve is electrically connected with a controller.

3. A rubber product blanking apparatus as defined in claim 1, wherein: the cutting knife lower die is detachably connected with the automatic rotary table, and the cutting knife upper die is detachably connected with the telescopic assembly.

4. A rubber product blanking apparatus as defined in claim 1, wherein: the workbench is also provided with an adsorption mechanism for performing negative pressure adsorption on the rubber piece when the cutting mechanism cuts the rubber piece, and the adsorption mechanism comprises a negative pressure adsorption nozzle; the upper surface of cutting sword lower mould is equipped with vertical to perpendicular hole, and the side of cutting sword lower mould is equipped with the horizontal to cross bore, erects the hole and is linked together with the cross bore, and when cutting sword lower mould moved to cutting sword upper die below, the opening of negative pressure absorption mouth butt joint cross bore.

5. A rubber product blanking apparatus according to claim 4, wherein: the adsorption mechanism further comprises a hose, the hose is connected with an air source, a three-way joint is arranged in the middle of the hose, one end of the three-way joint is connected with a negative pressure adsorption nozzle, the negative pressure adsorption nozzle is fixed on the workbench, a one-way electromagnetic valve is arranged between the three-way joint and the negative pressure adsorption nozzle, and the one-way electromagnetic valve is electrically connected with the controller.

6. A rubber product blanking apparatus as defined in claim 1, wherein: the telescopic assembly comprises a second air cylinder and a second electromagnetic valve, the second air cylinder is fixed on the support and is connected with the air source through a hose, the second electromagnetic valve is arranged between the second air cylinder and the air source, and the second electromagnetic valve is electrically connected with the controller.

7. A rubber product blanking apparatus as defined in claim 1, wherein: the two-axis moving assembly comprises a Y-axis moving assembly and an X-axis moving assembly driving the Y-axis moving assembly to move horizontally, the X-axis moving assembly comprises a fixed table, a third air cylinder and a sliding block, the fixed table is fixed on the workbench, the third air cylinder is fixed on the upper portion of the fixed table, the sliding block is fixedly connected with a piston rod of the third air cylinder and driven by the piston rod to slide horizontally, the third air cylinder is fixed on the support and connected with an air source through a hose, a third electromagnetic valve is arranged between the third air cylinder and the air source, and the third electromagnetic valve is electrically connected with the controller.

8. A rubber product blanking apparatus according to claim 7, wherein: the Y-axis moving assembly comprises a vertical supporting plate, a fourth cylinder and a transverse supporting plate, one end of the transverse supporting plate is fixed on the side surface of the sliding block, and the fourth cylinder is fixed on the upper surface of the transverse supporting plate; the grabbing manipulator comprises a circular ring and a transverse fixing plate, the circular ring is fixed on the lower surface of the transverse fixing plate, a through hole communicated with the circular ring is formed in the upper surface of the transverse fixing plate, the upper part of the through hole is connected with an air source through a hose, and a fourth electromagnetic valve is arranged between the through hole and the air source; a piston rod of the fourth cylinder penetrates through the transverse supporting plate and the transverse fixing plate and is fixedly connected with the transverse fixing plate, the piston rod of the fourth cylinder is arranged in a hollow mode and is communicated with the fourth cylinder, the end portion of the transverse fixing plate is fixed to the middle portion of the vertical supporting plate, and a negative pressure nozzle which is horizontally arranged is arranged at the lower portion of the vertical supporting plate; one end of the negative pressure nozzle is close to the end part of the piston rod of the fourth cylinder, the other end of the negative pressure nozzle is connected with an air source through a hose, and a fifth electromagnetic valve is arranged between the negative pressure nozzle and the air source; and the fourth electromagnetic valve and the fifth electromagnetic valve are electrically connected with the controller.

9. A rubber product blanking apparatus as defined in claim 1, wherein: still be equipped with the mechanism of blowing on the workstation, the mechanism of blowing includes gas nozzle, gas nozzle is used for blowing off the deckle edge of rubber spare after cutting, gas nozzle pass through the hose and be connected with the air supply and be equipped with the sixth solenoid valve between the air supply, the sixth solenoid valve is connected with the controller electricity.

10. A rubber product blanking apparatus according to claim 4, wherein: the cutting knife lower die is characterized in that the upper portion of the cutting knife lower die is in a round table shape, an annular groove is formed outside a vertical hole in the upper end face of the cutting knife lower die, the annular groove and the vertical hole are arranged in the same circle center, an annular bulge is formed around the vertical hole, and an annular cutting edge is formed in the circumferential edge of the upper end face of the cutting knife lower die.

Technical Field

The invention relates to the technical field of machining equipment, in particular to punching equipment for rubber products.

Background

With the rapid development of the automobile industry, the demand of rubber parts in automobiles is increasing day by day, and the requirements of automobiles on the rubber parts are higher and higher. After the rubber member is machined, burrs on the edge of the rubber member need to be cut off for the convenience of subsequent machining and manufacturing. In the prior art, the burrs of the rubber part are mostly cut off by manually using scissors, and the operation mode has low working efficiency and high labor cost. In addition, there is a problem that the cutting is not accurate during cutting, and the rubber member is cut more or burrs are cut less. When the rubber part is cut more, the product quality is poor, the rejection rate is increased, and the processing cost is increased. When the condition that the rubber spare deckle edge was cut less appeared, need rework to carry out deckle edge excision once more, the rework rate increase has reduced machining efficiency, has improved the processing cost. Also there is equipment through the deckle edge of machining excision in the market, though improved machining efficiency to a certain extent and reduced the processing cost, but also have the problem: most of the devices are driven by a motor or hydraulically, volatile gases such as lubricating oil and hydraulic oil are easy to float in the air, environmental pollution is easy to cause, and the health of workers is also damaged. And the staff need frequently with the hand at die-cut mould material loading and unloading, and motor drive or hydraulic drive's drive power is very big, and the staff is when starting machining equipment processing rubber spare, if fail in time to leave the hand from die-cut mould, will lead to the finger damage very easily to be useless.

Disclosure of Invention

The invention aims to provide rubber product punching equipment, which solves the problem that the hand is unsafe when the traditional processing equipment is used for processing while improving the processing efficiency of cutting burrs of a rubber piece and reducing the high processing cost.

In order to achieve the purpose, the rubber product punching equipment comprises a rack, a controller and an air source, wherein a workbench is arranged in the middle of the rack, an automatic turntable, a cutting mechanism and a discharging and grabbing mechanism are arranged on the workbench, and a plurality of lower cutting knife dies for placing rubber pieces are arranged on the automatic turntable; the cutting mechanism comprises a bracket fixed on the workbench, an upper cutting knife die arranged on the bracket and matched with the lower cutting knife die, and a telescopic assembly for driving the upper cutting knife die to move up and down; the discharging grabbing mechanism comprises a grabbing mechanical arm and a two-axis moving assembly, wherein the grabbing mechanical arm is used for grabbing the rubber piece cut by the cutting mechanism, and the two-axis moving assembly is used for driving the grabbing mechanical arm to move horizontally and vertically; the automatic rotating disc, the telescopic assembly, the two-axis moving assembly and the discharging grabbing assembly are powered by an air source, a plurality of electromagnetic valves are arranged between the automatic rotating disc, the telescopic assembly, the two-axis moving assembly and the discharging grabbing assembly, and the electromagnetic valves are electrically connected with the controller.

The working principle and the advantages are as follows:

1. the setting of automatic carousel can be so that set up a plurality of sword lower moulds that cut on it and carry out automatic processing with cutting mechanism in proper order and amputate deckle edge through the rotation effect of automatic carousel to the machining efficiency of rubber spare has been improved. And in this scheme, the processing personnel only need place the rubber spare that treats processing and cut the mould on the sword on automatic rotary table, the hand does not have the possibility of contact with cutting the mechanism, avoids appearing the condition that the hand is crushed, leads to amputation disabled, has improved the security of processing.

2. The setting of cutting the mechanism, through will cut the sword mould and cut the sword lower mould and carry out the deckle edge that combines and cut the rubber spare, compare in the mode at manual cutting, do not have the not accurate problem of excision for the rubber spare is cut more or the deckle edge is difficult to take place by the condition of cutting less, is difficult for producing new burr in addition in the excision process, thereby has improved processingquality and machining efficiency, has reduced the cost of processing.

3. The ejection of compact snatchs the setting of mechanism, and the diaxon removes the subassembly and can will snatch the manipulator and remove in level and vertical direction to conveniently snatch the rubber spare after the processing is accomplished, make the rubber spare on cutting the sword lower mould can be by automatic taking off, improved work efficiency. And avoid the processing personnel to be responsible for the material loading again and to be responsible for getting the material, alleviateed processing personnel's work burden to make processing personnel only need be responsible for the material loading of rubber spare, avoid the processing personnel the condition in disorder of hand and foot to appear, improved processing personnel's work efficiency, thereby further improvement the machining efficiency of the die-cut equipment of rubber product. And moreover, the safety accidents in the traditional processing equipment are further avoided while the processing personnel are prevented from being in disorder of hands and feet.

4. The air source, the electromagnetic valve and the controller are arranged, and processing control over the automatic rotary disc, the telescopic assembly, the two-axis moving assembly and the discharging grabbing assembly is achieved through the air source, so that the rubber part can be rapidly moved in processing, the reaction is fast, the adjustment is convenient, and automatic control can be achieved through air pressure signals. And the gas source can be inexhaustible from the atmosphere, the medium cost and the supply difficulty are avoided, and the used gas is discharged into the atmosphere, so that the treatment is convenient. Even if the leakage happens, the double image cannot be seriously affected, the environment cannot be polluted, the pneumatic element has simple structure, low cost and long service life, and the maintenance is also convenient.

Further, the automatic rotary table comprises a rotary table and a machine box, the machine box is fixed on the workbench, a pneumatic transmission assembly is arranged in the machine box, the rotary table is horizontally arranged on the machine box and connected with the pneumatic transmission assembly, a first air cylinder used for driving the pneumatic transmission assembly is arranged on the side wall of the machine box, a first electromagnetic valve is arranged between the first air cylinder and an air source, and the first electromagnetic valve is electrically connected with the controller.

The carousel rotates through pneumatic mode, compares in motor drive, and the power supply of adoption is high-pressure gas cylinder and not electric power, and high-pressure gas cylinder is compared in the power consumption low price, can not produce the heat during the function moreover.

Further, the cutting knife lower die is detachably connected with the automatic rotating disc, and the cutting knife upper die is detachably connected with the telescopic assembly.

A plurality of cutting dies are conveniently installed on the automatic rotary table to adapt to the processing and cutting of different rubber pieces.

Further, an adsorption mechanism for performing negative pressure adsorption on the rubber piece when the cutting mechanism cuts the rubber piece is further arranged on the workbench, and the adsorption mechanism comprises a negative pressure adsorption nozzle; the upper surface of cutting sword lower mould is equipped with vertical to perpendicular hole, and the side of cutting sword lower mould is equipped with the horizontal to cross bore, erects the hole and is linked together with the cross bore, and when cutting sword lower mould moved to cutting sword upper die below, the opening of negative pressure absorption mouth butt joint cross bore.

The setting of negative pressure adsorption nozzle can let the rubber spare be fixed through the absorptive effect of negative pressure before being processed, avoids appearing rocking when adding man-hour, appears crooked problem when leading to the excision for product quality is poor, and the disability rate increases, improves the processing cost.

Further, adsorption device still includes the hose, hose connection air supply and middle part are equipped with three way connection, negative pressure adsorption nozzle is connected to three way connection's one end, negative pressure adsorption nozzle fixes on the workstation, be equipped with one-way solenoid valve between three way connection and the negative pressure adsorption nozzle, one-way solenoid valve is connected with the controller electricity.

The air source discharges high-speed gas outwards through the hose, and when the high-speed gas flows through the three-way joint, the high-speed gas in the hose cannot be discharged from the one-way solenoid valve because the solenoid valve is a one-way solenoid valve, and the gas outside the hose can enter the hose. According to the Bernoulli principle, the higher the gas flow speed, the lower the pressure, so that negative pressure can be generated inside the negative pressure adsorption nozzle for adsorbing the rubber piece.

Further, the telescopic assembly comprises a second air cylinder and a second electromagnetic valve, the second air cylinder is fixed on the support and is connected with the air source through a hose, the second electromagnetic valve is arranged between the second air cylinder and the air source, and the second electromagnetic valve is electrically connected with the controller.

Through the second solenoid valve, the controller can accurate control air supply drive second cylinder to realize the accurate processing to the rubber spare, thereby realize automated processing, improve work efficiency.

Further, the diaxon removes the subassembly and includes Y axle removal subassembly and drives Y axle removal subassembly horizontal motion's X axle removal subassembly, X axle removal subassembly includes fixed station, third cylinder and sliding block, the fixed station is fixed on the workstation, the third cylinder is fixed on fixed station upper portion, the sliding block is connected with the piston rod fixed connection of third cylinder and is driven its horizontal slip by the piston rod, the third cylinder is fixed on the support and passes through the hose connection with the air supply, be equipped with the third solenoid valve between third cylinder and the air supply, the third solenoid valve is connected with the controller electricity.

Through the third solenoid valve, the controller can accurate control air supply drive third cylinder to realize the accurate motion of the level of Y axle removal subassembly, thereby conveniently will snatch the manipulator and place the assigned position and snatch the rubber spare that cuts, in order to reach reduction artifical intensity of labour, improve work efficiency's purpose.

Furthermore, the Y-axis moving assembly comprises a vertical supporting plate, a fourth cylinder and a transverse supporting plate, one end of the transverse supporting plate is fixed on the side surface of the sliding block, and the fourth cylinder is fixed on the upper surface of the transverse supporting plate; the grabbing manipulator comprises a circular ring and a transverse fixing plate, the circular ring is fixed on the lower surface of the transverse fixing plate, a through hole communicated with the circular ring is formed in the upper surface of the transverse fixing plate, the upper part of the through hole is connected with an air source through a hose, and a fourth electromagnetic valve is arranged between the through hole and the air source; a piston rod of the fourth cylinder penetrates through the transverse supporting plate and the transverse fixing plate and is fixedly connected with the transverse fixing plate, the piston rod of the fourth cylinder is arranged in a hollow mode and is communicated with the fourth cylinder, the end portion of the transverse fixing plate is fixed to the middle portion of the vertical supporting plate, and a negative pressure nozzle which is horizontally arranged is arranged at the lower portion of the vertical supporting plate; one end of the negative pressure nozzle is close to the end part of the piston rod of the fourth cylinder, the other end of the negative pressure nozzle is connected with an air source through a hose, and a fifth electromagnetic valve is arranged between the negative pressure nozzle and the air source; and the fourth electromagnetic valve and the fifth electromagnetic valve are electrically connected with the controller.

The fifth electromagnetic valve is opened through the controller, the controller controls the negative pressure nozzle to spray high-speed gas, one end of the negative pressure nozzle is close to the end portion of the piston rod of the fourth cylinder, the piston rod of the fourth cylinder is arranged in a hollow mode and communicated with the fourth cylinder, according to the Bernoulli principle, air pressure changes inside the fourth cylinder, the pressure below the piston is small, the upper pressure is high, the piston rod moves downwards, and therefore the transverse fixing plate and the vertical supporting plate are driven to move downwards. At the moment, the fourth electromagnetic valve is opened through the controller, the Bernoulli principle is utilized, the high-speed gas of the gas source is used for generating negative pressure, and a negative pressure state is formed inside the circular ring, so that the cut rubber part is conveniently taken out of the lower die of the cutting knife and is sucked.

Further, still be equipped with the mechanism of blowing on the workstation, the mechanism of blowing includes gas nozzle, gas nozzle is used for blowing off the deckle edge of rubber spare after cutting, gas nozzle pass through the hose and be connected with the air supply and be equipped with the sixth solenoid valve between the air supply, the sixth solenoid valve is connected with the controller electricity.

The controller controls the sixth electromagnetic valve to be opened, so that the gas nozzle is communicated with the gas source, burrs after cutting are separated from the rubber piece by utilizing high-speed gas, automatic processing is realized, and the working efficiency is improved.

Further, the upper portion of the lower cutting knife die is in a circular truncated cone shape, an annular groove is formed outside a vertical hole in the upper end face of the lower cutting knife die, the annular groove and the vertical hole are arranged in the same circle center, an annular protrusion is formed around the vertical hole, and an annular cutting edge is formed in the circumferential edge of the upper end face of the lower cutting knife die.

The annular cutting edge can cooperate and cut the sword and go up the mould and fully cut the rubber spare for the rubber spare of needs is blocked in the ring channel. And the annular bulge can avoid the lower surface of the cut rubber part from being completely attached in the annular groove, so that the mechanical arm is inconvenient to take out subsequently.

Drawings

FIG. 1 is a front view of a rubber product die cutting apparatus according to an embodiment of the present invention;

FIG. 2 is a partial top view of the table of FIG. 1;

FIG. 3 is an isometric view of a lower die of the guillotine cutter of FIG. 2;

FIG. 4 is a front view of a two-axis motion assembly;

FIG. 5 is a schematic bottom view of the pneumatic actuator assembly in the housing;

fig. 6 is a schematic view of the pneumatic transmission assembly of fig. 5, partially inverted to the left.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a rack 1, a control panel 2, a fixed table 3, a second slide 4, a work cabinet 5, a first slide 6, a pulley 7, a machine box 8, a rotary table 9, a cutting knife lower die 10, a cutting knife upper die 11, a support 12, a second cylinder 13, an alarm lamp 14, a counter 15, a touch display screen 16, a negative pressure adsorption nozzle 17, a fixed part 18, a through hole 19, a first discharge hole 20, a transverse hole 21, a vertical hole 22, an air source pressure indicator 23, a fourth cylinder 24, a sliding block 25, a third cylinder 26, a vertical support plate 27, a negative pressure nozzle 28, a fourth cylinder piston rod 30, a circular ring 31, a transverse fixed plate 32, a transverse support plate 33, a first gear 34, a first rotating shaft 35, a second gear 36, a first cylinder 37, a piston rod 38, a piston connecting rod 39, a crankshaft 40, a second rotating shaft 41 and a third rotating shaft 42.