A hold pressure system for covering pad production
Technical Field
The invention relates to the technical field of production equipment of medical and scientific chromatographic analysis consumables, in particular to a pressure holding system for producing a cover gasket.
Background
The bottle cap of the sealed container used for medical and scientific chromatographic analysis needs to be provided with a gasket in the cap body due to the application specificity of the bottle cap, the gasket is arranged in the cap body in various modes, and for the cap and gasket assembly bonded by glue, the existing assembly production equipment directly discharges and collects the cap and gasket assembly after gluing and pressing.
The technical scheme in the chinese CN201721490564.3 utility model patent of this applicant shows that the discharge mechanism who adopts in this technical scheme includes the blown down tank, and the blown down tank initiating terminal sets up the below of supporting disk in carousel mechanism, is equipped with the discharge gate of perpendicular to backup pad in the backup pad that corresponds with the blown down tank initiating terminal, and the blown down tank is inclined to the other end by the initiating terminal, and the blown down tank is supported by the blown down tank support.
The present applicant shows in the patent of CN201611109511.2 invention obtained in china that the finished product output mechanism in the technical solution includes a finished product feeding bracket disposed on the operation table and a finished product feeding groove disposed on the finished product feeding bracket, the finished product feeding groove is entirely inclined outward from one end of the rotation table, the finished product clamping and placing mechanism is used for clamping and placing the assembled finished product into the finished product feeding groove from the bottle cap placing groove, and the finished product is directly collected from the end of the finished product feeding groove inclined outward.
The technical scheme of above-mentioned two patents all is after bonding into the lid with gasket glue, and direct ejection of compact is collected, and direct ejection of compact then can be because of lid and gasket bonding time are not abundant, leads to lid and gasket cooperation compactness not enough, causes the condition that the gasket drops in transportation, use easily. The existing method for solving the problems is to stand the assembled cover and gasket assembly for a certain time to enable the cover body and the gasket to be bonded for a longer time by self so as to achieve the effect of firm bonding.
Disclosure of Invention
The invention aims to solve the technical problems that in the prior art, the cover body and the gasket are directly discharged and collected after being assembled, the cover body and the gasket are not matched tightly due to insufficient bonding time of the cover body and the gasket, the gasket is easy to fall off in the transportation and practical processes, and the bonding production efficiency is low after long-time standing and waiting.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
a pressure holding system for producing a cover pad comprises a rack, wherein the system comprises a plurality of groups of pressure holding components and a chain wheel transmission servo mechanism for driving the plurality of groups of pressure holding components to move;
wherein: sprocket drive servo includes the guide part that sets up in the frame, be located the chain on the guide part, drive the chain along guide part driven sprocket, and drive sprocket pivoted servo, the guide part is including setting up base and the leading truck in the frame, a plurality of groups hold the pressure subassembly to be located the base, every group is held and is pressed the subassembly and pass through the coaxial fixed connection of round pin axle on the cylinder in outer link joint and the adjacent chain, servo connects the sprocket and drives sprocket drive, the chain is by sprocket tensioning and meshing transmission, the chain drives to hold and presses the subassembly along with chain synchronous motion on the base, chain drive length direction inboard is supported the chain by the leading truck.
The pressure holding assembly comprises a connecting plate, a die holder arranged on the lower portion of the connecting plate, a fixed seat arranged on the upper portion of the connecting plate, a connecting rod penetrating through the fixed seat and a pressing block arranged below the connecting rod, a spring is arranged between the fixed seat and the pressing block on the connecting rod, the pressing block corresponds to the die holder up and down, and one side of the die holder facing the outer side of the pressure holding assembly is open.
As a further technical scheme of the invention, the system also comprises a lifting mechanism for lifting the connecting rod of the pressure holding assembly, the lifting mechanism comprises a lifting support, a cylinder I and a clamping block, the lifting support is arranged on the frame, the cylinder I is longitudinally arranged at the front end of the support, the clamping block is positioned at the lower end of the cylinder I, the lower end of the clamping block vertically corresponds to the connecting rod, and when the pressure holding assembly is driven forwards together with the chain, the upper end of the connecting rod in each pressure holding assembly moves horizontally from the middle of the clamping block.
As a further technical scheme of the invention, the lifting mechanism also comprises a sensor, wherein the sensor is arranged on the lifting support, and the front end of the sensor corresponds to the front and the back of the connecting rod.
As a further step of the technical scheme of the invention, the system also comprises two groups of lifting mechanisms, and the two groups of lifting mechanisms are both positioned at the same side of the chain wheel transmission servo mechanism.
Preferably, the discharging mechanism is arranged at the lifting mechanism behind the transmission direction of the chain wheel transmission servo mechanism and comprises a cylinder II, a cylinder support, a discharging pipe and a discharging pipe support, the cylinder II is arranged below the lifting support through the cylinder support, the front end of the cylinder II corresponds to the front and back of a die holder in the pressure holding assembly, the discharging pipe is arranged on the rack through the discharging pipe support, the pipe opening of the discharging pipe corresponds to the open side of the die holder in the pressure holding assembly, and through holes are formed in a connecting plate in each pressure holding assembly corresponding to the front end of the cylinder II and the die holder.
As a further technical scheme of the invention, a pressing plate perpendicular to the connecting plate is arranged on the connecting plate in each group of pressure holding assemblies, the pressing plate is positioned above the die holder, and a ring smaller than the diameter of the cover body to be processed is arranged on the pressing plate.
The working principle of the technical scheme of the invention is as follows:
when the cover and cushion assembly finishes the previous process and reaches the system, the cover and cushion assembly is aligned to the open die holder, the clamping block in the lifting mechanism moves upwards under the driving of the cylinder I, the clamping block clamps and drives the connecting rod in the pressure holding assembly to move upwards, the spring between the fixed seat on the connecting rod and the pressing block is compressed, the pressing block simultaneously moves upwards and lifts, the cover and cushion assembly enters the die holder of the pressure holding assembly from the open position on the die holder, the lifting mechanism descends, the connecting rod is separated from the clamping block, the pressing block extends into the cover body assembly under the action of the spring force and presses the gasket, the chain moves to one position, and the pressing block is always in a state of pressing the gasket in the continuous transmission process; when the pressure holding assembly pressed with the gasket moves to the position of the discharging mechanism, the connecting rod of the lifting mechanism positioned at the discharging mechanism is lifted by the clamping block in the lifting mechanism, the pressing block presses the spring when moving upwards together with the connecting rod, the pressing block extends upwards from the cover assembly, and the cover and gasket assembly in the die holder is pushed out through the discharging pipe by the air cylinder II in the discharging mechanism through the through hole.
Compared with the prior art, the technical scheme of the invention has the following technical advantages: the technical scheme of the invention is an extension process after the cover gasket is assembled, and the gasket can be continuously pressed in the cover body in the system through the cover gasket assembly of the system, so that the cover body and the gasket can be pressed for a longer time, and the bonding is firmer; the processes of transmission, pressure maintaining, discharging and the like in the technical scheme of the invention are mechanized, the pressure maintaining efficiency of the cover body and the gasket is improved, the cover and gasket assembly is ensured to be firmly bonded, and the gasket is not easy to fall off in the transportation and use processes.
Drawings
FIG. 1 is a schematic structural diagram of a pressure maintaining system for producing a cover mat according to the present embodiment;
FIG. 2 is a schematic structural diagram of a pressure holding assembly in the present embodiment;
FIG. 3 is a rear view of the pressure maintaining assembly of FIG. 2;
FIG. 4 is a schematic structural view of the combination of the pressure holding assembly and the lifting mechanism in the present embodiment;
fig. 5 is a schematic structural diagram of the lifting mechanism, the pressure holding assembly, and the discharging mechanism in this embodiment.
Description of the reference numerals
0-cover assembly 1-frame, 11-base, 12-guide frame, 2-chain wheel transmission servo mechanism, 21-guide part, 22-chain, 23-chain wheel, 24-servo mechanism, 25-pin shaft, 3-pressure holding component, 30-outer chain plate, 31-connecting plate, 32-die holder, 33-fixing seat, 34-connecting rod, 35-pressing block, 36-through hole, 4-lifting mechanism, 41-lifting support, 42-cylinder I, 43-clamping block, 44-sensor, 5-discharging mechanism, 51-cylinder II, 52-cylinder support, 53-discharging pipe, 54-discharging pipe support and 04-lifting mechanism II.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, an integral connection, and a detachable connection; may be communication within two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention in specific situations.
As shown in the figure, the pressure maintaining system for producing the cover mat comprises a rack 1, a plurality of groups of pressure maintaining components 3 and a chain wheel transmission servo mechanism 2 for driving the groups of pressure maintaining components 3 to move.
Wherein: the chain wheel transmission servo mechanism 2 comprises a guide part 21 arranged on the rack 1, a chain 22 arranged on the guide part 21, a chain wheel 23 driving the chain 22 to drive along the guide part 21, and a servo mechanism 24 driving the chain wheel 23 to rotate, the guide part 21 comprises a base 11 and a guide frame 12 arranged on the rack 1, a plurality of groups of pressure holding components 3 are arranged on the base 11, each group of pressure holding components 3 is coaxially and fixedly connected with a pin shaft 25 on a roller in the adjacent chain 22 through an outer chain plate 30, the servo mechanism 24 is connected with the chain wheel 23 and drives the chain wheel 23 to transmit, the chain 22 is tensioned by the chain wheel 23 and is in meshing transmission, the chain 22 drives the pressure holding components 3 to synchronously move on the base 11, and the chain 22 is supported by the guide frame 12 on the inner side of the transmission length direction of the chain 22.
Each group of pressure holding assemblies 3 in the system comprises a connecting plate 31, a die holder 32 arranged at the lower part of the connecting plate 31, a fixed seat 33 arranged at the upper part of the connecting plate 31, a connecting rod 34 penetrating through the fixed seat 33 and a pressing block 35 arranged below the connecting rod 34, wherein a spring (not shown in the figure) is arranged between the fixed seat 33 and the pressing block 35 on the connecting rod 34, the pressing block 35 corresponds to the die holder 32 up and down, and one side of the die holder 32 facing the outer side of the pressure holding assembly 3 is open.
In the technical scheme of the embodiment, the chain transmission servo mechanism 2 drives the plurality of groups of pressure holding components 3 to transmit, and the pressure holding components 3 press the gasket in the cover body assembly 0 through the elasticity of the spring, so that the cover body assembly 0 is always in a state of continuously pressing the gasket in the system, time and pressure are provided for bonding the cover body and the gasket, and the effectiveness of the pressure holding process is guaranteed.
In the technical scheme of this embodiment, the system further includes a lifting mechanism 4 for lifting the connecting rod 34 of the pressure holding assembly 3, where the lifting mechanism 4 includes a lifting support 41, a cylinder i 42, and a clamping block 43, the lifting support 41 is disposed on the frame 1, the cylinder i 42 is longitudinally disposed at the front end of the lifting support 41, the clamping block 43 is located at the lower end of the cylinder i 42, the lower end of the clamping block 43 vertically corresponds to the connecting rod 34, and when the pressure holding assembly 3 is driven forward together with the chain 22, the upper end of the connecting rod 34 in each pressure holding assembly 3 is translated from the middle of the clamping block 43.
The lifting mechanism in the technical solution of the present embodiment is provided with two sets, one set is used for abutting joint with the cover and cushion assembly 0 entering the system, so that the clamp block 43 is lifted, and the cover assembly 0 enters the pressure holding assembly 3 conveniently.
In the technical scheme of this embodiment, the lifting mechanism 4 that is butted with the cover and cushion assembly 0 entering the system further includes a sensor 44, the sensor 44 is disposed on the lifting support 41, and the front end of the sensor 44 corresponds to the front and back of the connecting rod 34, and when the sensor 44 detects that the connecting rod is present, the lifting mechanism performs an action of driving the clamping block to move upward once, so that the connecting rod and the clamping block are lifted together, and the cover assembly 0 enters the die holder conveniently.
In the technical scheme of the embodiment, the other group of lifting mechanisms 4 II is butted with the discharging mechanism 5, so that the cover assembly can be smoothly discharged after being held and pressed in the system; wherein, discharge mechanism 5 includes cylinder II 51, cylinder support 52, discharging pipe 53, discharging pipe support 54, cylinder II 51 passes through cylinder support 52 and sets up in the lifting support below of lifting mechanism II 04', II front ends of cylinder correspond around with the die holder of holding in the pressure subassembly, discharging pipe 53 passes through discharging pipe support 54 and sets up on frame 1, and the mouth of pipe of discharging pipe 53 corresponds with the open side of holding the die holder in the pressure subassembly, a plurality of groups that correspond with II 51 front ends of cylinder hold the connecting plate in the pressure subassembly, and all be equipped with the through-hole on the die holder.
Two sets of lifting mechanisms in this embodiment all are located sprocket drive servomechanism's homonymy to lid sub-assembly 0 can be compressed tightly for a long time, improves the bonding effect.
In the technical solution of this embodiment, in order to avoid the pressing block from being lifted up and being lifted up together with the lid assembly 0 during discharging, a pressing plate (not shown in the figure) perpendicular to the connecting plate is disposed on the connecting plate in each pressing component, the pressing plate is located above the mold base, and a ring smaller than the diameter of the lid to be processed is disposed on the pressing plate.
When the cover and cushion assembly finishes the previous process and reaches the system, the cover and cushion assembly is aligned with the open die holder 33, the clamping block 43 in the lifting mechanism 4 is driven by the air cylinder I42 to move upwards, the clamping block 43 clamps and drives the connecting rod 34 in the pressure holding assembly to move upwards, the spring between the fixed seat 33 and the pressing block 35 on the connecting rod 34 is compressed, the pressing block 35 is lifted upwards, the cover and cushion assembly enters the die holder of the pressure holding assembly from the open position on the die holder 33, the lifting mechanism 4 descends, the connecting rod 34 is separated from the clamping block 43, the pressing block 35 extends into the cover and cushion assembly 0 under the action of the spring force and presses the cushion, the chain 22 moves to a position so that the pressure holding assembly 3 can hold the next cover and cushion assembly 0, and the pressing block 35 is in a state of pressing the cushion in the continuous transmission process of the chain 22.
When the pressure holding assembly with the gasket is moved to the position of the discharging mechanism 5, the connecting rod of the lifting mechanism II 04 positioned at the position of the discharging mechanism 5 is lifted by the clamping block in the lifting mechanism, the pressing block presses the spring when moving upwards together with the connecting rod, the pressing block extends upwards from the cover body assembly, the cylinder II in the discharging mechanism 5 pushes the cover and gasket assembly 0 in the die holder into the discharging pipe through the through hole 36, and the cover and gasket assembly 0 is discharged from the discharging pipe.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, but rather should be construed as encompassing all the modifications, equivalents, and improvements made within the spirit and scope of the present invention.