CN112192205B - Automatic riveting machine for injection needle - Google Patents
Automatic riveting machine for injection needle Download PDFInfo
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- CN112192205B CN112192205B CN202010958802.9A CN202010958802A CN112192205B CN 112192205 B CN112192205 B CN 112192205B CN 202010958802 A CN202010958802 A CN 202010958802A CN 112192205 B CN112192205 B CN 112192205B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
- B23P21/004—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed
- B23P21/006—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed the conveying means comprising a rotating table
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/34—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Heart & Thoracic Surgery (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Vascular Medicine (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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Abstract
The invention discloses an automatic riveting machine for an injection needle, which comprises a four-station divider and a control system, wherein the four-station divider is provided with a rotary table, the rotary table is provided with four stations, each station is provided with a needle seat placing tool, a needle seat conveying mechanism for vertically conveying a needle seat to the needle seat placing tool is arranged beside the first station, a needle seat conveying mechanism for vertically conveying a needle seat and aligning and connecting the needle seat on the needle seat placing tool is arranged beside the second station, a needle head riveting mechanism for riveting the aligned and connected needle seat and the needle head on the needle seat placing tool is arranged beside the third station, and a needle head output mechanism for grabbing and separating the riveted needle head on the needle seat placing tool is arranged beside the fourth station. The full-automatic riveting machine provided by the invention can automatically sequence and convey the needle tip and the needle seat, automatically rivet the needle tip and the needle seat into the injection needle and then automatically output the injection needle, so that the full-automatic riveting machine realizes full-automatic production, greatly reduces the labor cost and the factor of manual operation, and improves the consistency of products.
Description
Technical Field
The invention relates to the technical field of riveting equipment, in particular to a riveting machine for automatically riveting an injection needle.
Background
Syringe needle is a common medical instrument, mainly used extracts or pours into gas or liquid into, it includes needle point and needle file, the one end of needle point and the one end of needle file are through riveting fixed, for improving production efficiency, use at present to be automatic carry the cooperation to needle point and needle file and rivet fixed again, present automatic riveter of syringe needle is riveted after carrying the cooperation with needle point and needle file through along the horizontal direction, the condition that needle point and needle file cooperation do not in place appears easily, lead to the syringe needle after the riveting to appear the sealed bad condition of riveting, influence the quality of product.
Disclosure of Invention
The invention aims to solve the technical problem of providing an automatic riveting machine for an injection needle, which is reasonable in arrangement, and the needle tip and the needle seat can be accurately matched for riveting, so that the quality of a product is greatly improved, and the defects of the prior art can be overcome.
The technical scheme of the invention is as follows: an automatic riveting machine for an injection needle comprises a four-station divider and a control system, wherein the four-station divider is provided with a rotary table, four stations are arranged on the rotary table, a needle seat placing tool is mounted on each station, a needle seat conveying mechanism for vertically conveying a needle seat to the needle seat placing tool is arranged beside the first station, a needle seat conveying mechanism for vertically conveying the needle seat and aligning and connecting the needle seat on the needle seat placing tool is arranged beside the second station, a needle seat riveting mechanism for riveting the aligned and connected needle seat and the needle seat is arranged beside the third station, a needle head output mechanism for grabbing and separating the riveted needle head on the needle seat placing tool is arranged beside the fourth station, and the control system is respectively connected with the four-station divider, the needle seat conveying mechanism, the needle head riveting mechanism and the needle head output mechanism through circuits. The four-station divider drives the rotary table to rotate, the needle seat placing tool on the rotary table sequentially and circularly stays on four stations, the needle seat conveying mechanism vertically conveys the needle seat to the needle seat placing tool at the first station, the needle seat placing tool at the first station rotates to the second station, the needle seat conveying mechanism vertically conveys the needle seat and is in alignment connection with the needle seat on the needle seat placing tool at the second station, the needle seat placing tool at the second station rotates to the third station, the needle head riveting mechanism rivets the needle seat placing tool at the third station with the aligned and connected needle seat and the needle seat to form a needle head, the needle seat placing tool at the third station rotates to the fourth station, the needle head output mechanism grabs the riveted needle head on the needle seat placing tool at the fourth station, the needle seat placing tool at the fourth station rotates to the first station, and the control system controls the four-station divider, The needle seat conveying mechanism, the needle tip conveying mechanism, the needle head riveting mechanism and the needle head output mechanism are matched to work simultaneously, so that the automatic production of the needle head is realized; the needle tip conveying mechanism comprises a base, a second driving device and a roller driven by the second driving device are arranged on the base, a needle tip storage box with an outlet at the bottom is arranged above the roller, an arrangement channel is arranged at one side of the roller, needle tips in the needle tip storage box are conveyed to the inlet end of the arrangement channel through the rotation of the roller, a lifting plate is arranged at the outlet side of the arrangement channel, the lifting plate is connected with a lifting device, a through groove is arranged on the lifting plate, a needle point diversion channel is arranged on the side of the lifting plate away from the arrangement channel, the needle point diversion channel is in a funnel shape with a large upper part and a small lower part, one side of the lifting plate is in matched communication with the outlet end of the arrangement channel through the lifting device driving through groove, the other side of the lifting plate is in matched communication with the inlet end of the needle point diversion channel, the outlet end of the needle point turning channel is aligned and matched with a needle seat on the needle seat placing tool at the second station. The tip ends of the needle points are placed in a needle point storage box outwards, a second driving device drives a roller to rotate to convey the needle points at the bottom of the needle point storage box into an arrangement channel to be arranged in a single row in a tight manner, a lifting device drives a lifting plate to fall down, a through groove in the lifting plate is communicated with the outlet end of the arrangement channel, the needle points in the arrangement channel enter the through groove singly, the lifting device drives the lifting plate to lift up and block an outlet of the arrangement channel, the through groove is communicated with the inlet end of a needle point turning channel, the needle points in the through groove fall into the needle point turning channel, and the needle points are limited by the needle point turning channel, fall vertically upwards and are output through the outlet end of the needle point turning channel to be connected with a needle base on a needle base placing tool at a second station; the needle point diversion channel comprises a needle point diversion channel and is characterized in that two clamping plates are symmetrically arranged at the outlet end of the needle point diversion channel, the two clamping plates are connected with a third driving device, the third driving device drives the two clamping plates to be attached and separated, grooves for forming a vertical channel when the two clamping plates are attached are formed in the two clamping plates, the inlet end of the vertical channel is communicated with the outlet end of the needle point diversion channel in a matched mode, and the bottom of the vertical channel is a cavity matched with a needle seat. The two clamping plates are driven to be attached through a third driving device, the needle base is clamped and fixed through a cavity at the bottom of the vertical channel, an inlet at the top of the vertical channel is aligned and communicated with an output end of the needle point turning channel, the needle point falls into the vertical channel from the needle point turning channel and is accurately connected with the needle base, then the two clamping plates are driven to be separated through the third driving device, and when the needle base placing tool at the second station rotates to the third station, the needle point and the needle base which are connected and matched cannot interfere with the two clamping plates; the needle point diversion passageway exit end is provided with the one-way sealing member that passes through of confession needle point, two the entry end of the vertical passageway of the recess constitution of splint with sealing member cooperation joint is sealed, one of them be connected with the trachea with the recess intercommunication on the splint, the trachea is connected with the air pump, the air pump links to each other with control system, needle file is placed and is equipped with corresponding exhaust hole. Two splint pass through the laminating of third drive arrangement drive, the cavity of vertical passageway bottom presss from both sides the needle file tightly fixed, the entry end at vertical passageway top is sealed to the sealing member joint, the needle point falls from needle point diversion passageway and is connected with the needle file in falling to vertical passageway behind the sealing member, the air pump starts to blow through the trachea to vertical passageway, the sealing member seals the entry end of vertical passageway, the air current can only be discharged through the exit end of vertical passageway, the air current blows the pressure to needle point and needle file at the discharge process, blow off the foreign matter in needle point and the needle file, reduce its emergence of jam condition.
Further needle file conveying mechanism carries guide rail, X axle transport guide rail, Z axle transport pipe fitting, push rod, a drive arrangement including vibration dish, Y axle transport guide rail input and vibration dish output are connected, and Y axle transport guide rail output is carried the guide rail with X axle and is connected, and X axle transport guide rail output is carried the pipe fitting input with Z axle and is connected, and Z axle transport pipe fitting output is placed the frock with the needle file on the first station and is aimed at the cooperation, the push rod is located X axle transport guide rail and carries the needle file propelling movement in the guide rail to the Z axle through a drive arrangement drive reciprocating motion in with X axle transport pipe fitting. Needle file through vibration dish screening back upright sequencing carry to X axle conveying guide rail in through Y axle conveying guide rail, the push rod through a drive arrangement drive reciprocating motion at every turn with a needle file propelling movement to Z axle conveying pipe spare in, the needle file of the vertical whereabouts of needle file to first station department is placed on the frock, realizes the transport of needle file.
Further Z axle is carried the pipe fitting and is included aligning upper tube, the low tube that communicates, the upper tube is articulated with low tube one side, is connected with the spring between the two, is provided with the sensor that control system links to each other on the Z axle carries the pipe fitting. If the needle head on the needle seat placing tool at the fourth station is not taken away by the needle head output mechanism and rotates to the first station, the needle head touches the lower pipe of the Z-axis conveying pipe, the lower pipe is pushed to be turned up, the sensor is triggered, the control system stops the operation of the machine, and the damage of the machine or the needle head caused by the rigid collision of the needle head and the Z-axis conveying pipe is prevented.
Further syringe needle riveting mechanism includes the second frame, be provided with fourth drive arrangement on the second frame and drive the riveting drift along the motion of vertical direction through fourth drive arrangement, the frock is placed including T type connecting rod, installation base on the carousel to the needle file, the through-hole that runs through along the vertical direction is seted up to base and carousel relevant position department, T type connecting rod and through-hole grafting cooperation are provided with reset spring between T type connecting rod and the base, T type connecting rod upper end be provided with needle file complex location portion, be provided with on the second frame with T type connecting rod bottom cooperation keep out the fixing base. The riveting punch is driven by the fourth driving device to downwards press and punch the needle tip and the needle seat after the matching connection, the T-shaped connecting rod is pressed down to ensure that the bottom end of the T-shaped connecting rod is abutted against the fixing seat, the reset spring is compressed and deformed to buffer the pressing and riveting of the needle tip and the needle seat, the riveting punch is driven by the fourth driving device to move and reset after the riveting is completed, and the reset spring is released to push the T-shaped connecting rod to reset.
Furthermore, a fifth driving device and a first limiting part connected with the fifth driving device are arranged on the second base, the first limiting part is driven by the fifth driving device to reciprocate, and a clamping groove matched with the needle base is formed in the first limiting part. Before riveting, the fifth driving device pushes out the first limiting part, the clamping groove in the first limiting part is clamped with the needle base to prevent deviation in the riveting process, and after riveting is completed, the fifth driving device pulls back the first limiting part to be separated from the needle base.
Furthermore, a sixth driving device, a second limiting member and a third limiting member connected with the sixth driving device are arranged on the second base, the second limiting member and the third limiting member are driven by the sixth driving device to approach each other or separate from each other in a back-to-back manner, and a second clamping groove matched with the needle point is arranged on the second limiting member and the third limiting member. Before the riveting punch is pressed downwards, the sixth driving device drives the second limiting part and the third limiting part to approach in opposite directions, the second clamping groove in the second limiting part and the second clamping groove in the third limiting part are clamped with the needle point, the needle point is ensured to be kept in a vertical state, the fourth driving device drives the riveting punch to move downwards for a certain stroke, the upper portion of the needle point enters the punch, the sixth driving device drives the second limiting part and the third limiting part to move backwards to be separated from the needle point, and the fourth driving device drives the riveting punch to continuously move downwards to rivet the needle point and the needle seat, so that the needle point is accurately matched with the punch, and the success of riveting is ensured.
The gripping device comprises a ninth driving device and a gripper driven by the ninth driving device to open and close. The ninth driving device drives the gripper to grip the needle head on the needle seat placing tool at the fourth station, the eighth driving device drives the gripping device to ascend to enable the needle head to be separated from the needle seat placing tool, the seventh driving device controls the gripper to open after the needle head is moved outwards to a required position, the needle head drops, and the needle head automatic output is achieved through the circulation work.
The needle seat conveying mechanism is arranged on the needle seat conveying mechanism, and the needle seat conveying mechanism is arranged on the needle seat conveying mechanism. When the needle seat placing tool on the fourth station is transferred to the first station, the monitoring sensing device senses whether the needle head which is not taken away is arranged on the needle seat placing tool, if the needle head is detected to be left on the needle seat placing tool, the control system stops the operation of the machine, and serious loss caused by the occurrence of subsequent continuous error actions is prevented.
And further, sealing rings in sealing fit are arranged on the binding surfaces of the two clamping plates, and the two clamping plates are sealed on two sides of the vertical channel along the length direction when being bound. The sealing performance of the vertical channel is guaranteed, the air flow is discharged through the outlet of the vertical channel, and the air flow has high pressure.
In conclusion, the invention provides the full-automatic riveting machine which can automatically sequence and convey the needle tip and the needle seat, automatically rivet the needle tip and the needle seat into the injection needle and then automatically output the injection needle, so that full-automatic production is realized, labor cost is greatly reduced, factors of manual operation are reduced, product consistency is improved, production can be automatically stopped and error prompt is reported when a fault occurs, and generation of defective products and elimination of the fault are reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a needle hub delivery mechanism;
FIG. 3 is a schematic structural view of the needle tip delivery mechanism;
FIG. 4 is a side view of the needle tip delivery mechanism;
FIG. 5 is a schematic view of the delivery path of the needle tip;
FIG. 6 is a schematic view of the needle riveting mechanism;
FIG. 7 is a side view of the needle riveting mechanism;
fig. 8 is a schematic structural view of a needle holder placement tool;
FIG. 9 is a schematic view of the needle output mechanism;
fig. 10 is a schematic structural view of the splint.
Shown in the figure: a turntable 1; a four-station divider 2; a needle seat placing tool 3; a needle seat conveying mechanism 4; a needle tip conveying mechanism 5; a needle riveting mechanism 6; a needle head output mechanism 7; a monitoring sensing device 8; a vibrating disk 9; a Y-axis conveying guide rail 10; an X-axis conveying guide rail 11; a push rod 12; a first drive device 13; an upper tube 14; a lower tube 15; a spring 16; a machine base 17; a second drive device 18; a drum 19; a needle tip storage case 20; an arrangement channel 21; a lifting plate 22; a lifting device 23; a through slot 24; a needle point diversion channel 25; a clamping plate 26; a third driving device 27; a recess 28; a second housing 29; a fourth drive device 30; a riveting punch 31; a T-shaped connecting rod 32; a base 33; a return spring 34; a fixed seat 35; a fifth driving device 36; a first stopper 37; a card slot 38; a sixth driving device 39; a second stopper 40; a third stopper 41; a second card slot 42; a positioning portion 43; a third housing 44; a seventh driving device 45; an eighth driving device 46; a ninth driving device 47; a hand grip 48; a seal 49; an air tube 50; an air pump 51; and a seal ring 52.
Detailed Description
The embodiment of the invention comprises the following steps: as shown in figure 1, the automatic riveting machine for the injection needle comprises a four-station divider 2 provided with a rotary table 1 and a control system, wherein the rotary table 1 is provided with four stations, each station is provided with a needle seat placing tool 3, a needle seat conveying mechanism 4 for vertically conveying a needle seat to the needle seat placing tool is arranged beside the first station, a needle seat conveying mechanism 5 for vertically conveying a needle seat and aligning and connecting the needle seat on the needle seat placing tool is arranged beside the second station, a needle head riveting mechanism 6 for riveting the aligned and connected needle seat and the needle head is arranged beside the third station, a needle head output mechanism 7 for grabbing and separating the riveted needle head on the needle seat placing tool is arranged beside the fourth station, and the control system is respectively connected with the four-station divider 2, the needle seat conveying mechanism 4, the needle head conveying mechanism 5 and the needle head riveting mechanism 6 through circuits, The needle output mechanism 7 is connected. The four-station divider 2 drives the rotary table 1 to rotate, the needle seat placing tool 3 on the rotary table 1 sequentially and circularly stops on four stations, the needle seat conveying mechanism 4 vertically conveys the needle seat to the needle seat placing tool 3 at the first station, the needle seat placing tool 3 at the first station rotates to the second station, the needle point conveying mechanism 5 vertically conveys the needle point and is connected with the needle seat on the needle seat placing tool 3 at the second station in an aligning way, the needle seat placing tool 3 at the second station rotates to the third station, the needle head riveting mechanism 6 rivets the needle seat connected with the needle seat on the needle seat placing tool 3 at the third station in an aligning way and the needle point into a needle head, the needle seat placing tool 3 at the third station rotates to the fourth station, the needle head output mechanism 7 catches the riveted needle head on the needle seat placing tool 3 at the fourth station, the needle seat placing tool 3 at the fourth station rotates to the first station, the control system controls the four-station divider 2, the needle seat conveying mechanism 4, the needle tip conveying mechanism 5, the needle head riveting mechanism 6 and the needle head output mechanism 7 to work in a matched mode simultaneously, and automatic production of the needle heads is achieved; as shown in fig. 3 to 5, the needle tip conveying mechanism includes a base 17, a second driving device 18 and a roller 19 driven by the second driving device 18 are disposed on the base 17, a needle tip storage box 20 having an outlet at the bottom is disposed above the roller 19, an arrangement channel 21 is disposed at one side of the roller 19, needle tips in the needle tip storage box 20 are conveyed to an inlet end of the arrangement channel 21 by the roller 19, a lifting plate 22 is disposed at an outlet side of the arrangement channel 21, the lifting plate 22 is connected with a lifting device 23, a through groove 24 is disposed on the lifting plate 22, a needle tip turning channel 25 is disposed at a side of the lifting plate 22 far from the arrangement channel 21, the needle point diversion channel 25 is in a funnel shape with a large top and a small bottom, one side of the through groove 24 driven by the lifting plate 22 through the lifting device 23 is in matched communication with the outlet end of the arrangement channel 21, the other side of the through groove is in matched communication with the inlet end of the needle point diversion channel 25, and the outlet end of the needle point diversion channel 25 is in aligned fit with the needle seat on the needle seat placement tool 3 at the second station. The tip ends of the needle points are placed outwards in a needle point storage box 20, a second driving device 18 drives a roller 19 to rotate to convey the needle points at the bottom of the needle point storage box 20 to an arrangement channel 21 to be closely arranged in a single row, a lifting device 23 drives a lifting plate 22 to fall down, a through groove 24 on the lifting plate 22 is communicated with the outlet end of the arrangement channel, the needle points in the arrangement channel individually enter the through groove 24, the lifting device 23 drives the lifting plate 22 to lift up to block the outlet of the arrangement channel 21, the through groove 24 is communicated with the inlet end of a needle point diversion channel 25, the needle points in the through groove 24 fall into the needle point diversion channel 25, the needle points are limited by the needle point diversion channel 25 and vertically fall upwards through the outlet end of the needle point diversion channel 25 to be connected with needle bases on a needle base placing tool 3 at a second station, wherein the roller 19 is in a crown shape, and protrusions distributed along the axial direction are arranged on the outer surface of the roller 19, when the needle tip storage box rotates, a certain friction force is generated between the needle tip storage box and the needle tip, the needle tip in the needle tip storage box 20 is better conveyed into the arrangement channel 21, the bottom of the through groove 24 is a slope surface from the side of the arrangement channel 21 to the side of the needle tip turning channel 25 from high to low, and the needle tip in the through groove 24 conveniently and automatically rolls down into the needle tip turning channel 25; two clamping plates 26 are symmetrically arranged at the outlet end of the needle point diversion channel 25, the two clamping plates 26 are connected with a third driving device 27, the third driving device 27 drives the two clamping plates 26 to be attached and separated, grooves 28 which form a vertical channel when being attached are formed in the two clamping plates 26, the inlet end of the vertical channel is communicated with the output end of the needle point diversion channel 25 in a matched mode, and the bottom of the vertical channel is a cavity matched with a needle seat. The two clamping plates 26 are driven to be attached through the third driving device 27, the needle base is clamped and fixed through the cavity at the bottom of the vertical channel, the inlet at the top of the vertical channel is aligned and communicated with the output end of the needle point turning channel 25, the needle point falls into the vertical channel from the needle point turning channel 25 and is accurately connected with the needle base, then the two clamping plates 26 are driven to be separated through the third driving device 27, and when the needle base placing tool 3 at the second station rotates to the third station, the needle point and the needle base which are connected and matched cannot interfere with the two clamping plates 26; the outlet end of the needle point turning channel 25 is provided with a sealing element 49 for the needle point to pass through in a single direction, the inlet end of a vertical channel formed by the grooves 28 of the two clamping plates 26 is matched and clamped with the sealing element 49 for sealing, one clamping plate 26 is connected with an air pipe 50 communicated with the groove 28, the air pipe 50 is connected with an air pump 51, the air pump 51 is connected with a control system, and the needle base placing tool 3 is provided with a corresponding exhaust hole. Two splint 26 pass through the laminating of third drive arrangement 27 drive, the cavity of vertical passageway bottom presss from both sides the needle file tight fixedly, the entry end at vertical passageway top is sealed to sealing member 49 joint, the needle point falls to being connected with the needle file in the vertical passageway after passing through sealing member 49 from needle point diversion passageway 25, air pump 51 starts and blows through trachea 50 to vertical passageway, sealing member 49 seals the entry end of vertical passageway, the air current can only be discharged through the exit end of vertical passageway, the air current blows pressure to needle point and needle file at the discharge process, blow off the foreign matter in needle point and the needle file, reduce its emergence of jam condition.
This embodiment is preferential as shown in fig. 2, needle file conveying mechanism 3 includes vibration dish 9, Y axle transport guide rail 10, X axle transport guide rail 11, the pipe fitting is carried to the Z axle, push rod 12, a drive arrangement 13, Y axle transport guide rail 10 input is connected with vibration dish 9 output, Y axle transport guide rail 10 output is connected with X axle transport guide rail 11, X axle transport guide rail 11 output is connected with Z axle transport pipe fitting input, the cooperation of aliging is placed with needle file on the first station to frock 3 to Z axle transport pipe fitting output, push rod 12 is located X axle transport guide rail 11 and drives reciprocating motion through a drive arrangement 13 with the interior needle file propelling movement of X axle transport guide rail 11 to Z axle transport pipe fitting in. Needle file through vibration dish 9 screening back upright sequencing carry to X axle conveying guide rail 11 through Y axle conveying guide rail 10 in, push rod 12 through first drive arrangement 13 drive reciprocating motion with a needle file propelling movement to Z axle at every turn in the pipe fitting is carried, the needle file is vertical to fall to the needle file of first station department and place frock 3 on, realize the transport of needle file.
The preferred Z axle of this embodiment is carried the pipe fitting and is included aligning upper tube 14, low tube 15 that communicate, and upper tube 14 is articulated with low tube 15 one side, is connected with spring 16 between the two, is provided with the sensor that control system links to each other on the Z axle carries the pipe fitting. If the needle head on the needle seat placing tool 3 at the fourth station is not taken away by the needle head output mechanism 7 and rotates to the first station, the needle head touches the lower pipe 15 of the Z-axis conveying pipe, the lower pipe 15 is pushed to be turned up, the sensor is triggered, the control system stops the operation of the machine, and the machine or the needle head is prevented from being damaged due to the fact that the needle head and the Z-axis conveying pipe are in hard collision.
As shown in fig. 6 to 8, the preferred needle riveting mechanism of this embodiment includes a second base 29, a fourth driving device 30 is arranged on the second base 29, and a riveting punch 31 moving in the vertical direction is driven by the fourth driving device 30, the needle holder placing tool 3 includes a T-shaped connecting rod 32, a base 33 mounted on the turntable, a through hole penetrating in the vertical direction is formed in a position corresponding to the turntable 1 of the base 33, the T-shaped connecting rod 32 is in insertion fit with the through hole, a return spring 34 is arranged between the T-shaped connecting rod 32 and the base 33, a positioning portion 43 in insertion fit with the needle holder is arranged at the upper end of the T-shaped connecting rod 32, and a fixing seat 35 is arranged on the second base 29 and is engaged with the bottom end of the T-shaped connecting rod 32. The riveting punch 31 is driven by the fourth driving device 30 to downwards press and punch the needle tip and the needle base after the matching connection, the T-shaped connecting rod 32 is pressed down to enable the bottom end of the T-shaped connecting rod to be abutted to the fixing seat 35, the reset spring 34 is compressed and deformed to buffer the pressing and riveting of the needle tip and the needle base, the riveting punch 31 is driven by the fourth driving device 30 to move and reset after the riveting is completed, and the reset spring 34 releases to push the T-shaped connecting rod 32 to reset.
The second housing 29 of this preferred embodiment is provided with a fifth driving device 36 and a first limiting member 37 connected to the fifth driving device 36, the first limiting member 37 is driven by the fifth driving device 36 to reciprocate, and the first limiting member 37 is provided with a slot 38 engaged with the needle holder. Before riveting, the fifth driving device 36 pushes out the first limiting member 37, the slot on the first limiting member 37 is engaged with the needle seat to prevent deviation in the riveting process, and after riveting is completed, the fifth driving device 36 pulls back the first limiting member 37 to separate from the needle seat.
The second base 29 of the preferred embodiment is provided with a sixth driving device 39, and a second limiting member 40 and a third limiting member 41 connected to the sixth driving device, the second limiting member 40 and the third limiting member 41 are driven by the sixth driving device 39 to approach each other or separate from each other, and the second limiting member 20 and the third limiting member 41 are provided with a second engaging groove 42 engaged with the needle tip. Before the riveting punch 31 is pressed down, the sixth driving device 39 drives the second limiting part 40 and the third limiting part 41 to approach to each other, the second clamping groove 42 on the second limiting part 40 and the third limiting part 41 is clamped with the needle point, so that the needle point is ensured to be kept in a vertical state, the fourth driving device 30 drives the riveting punch 31 to move downwards for a certain stroke, the upper part of the needle point enters the punch, the sixth driving device 39 drives the second limiting part 40 and the third limiting part 41 to move back to separate from the needle point, the fourth driving device 30 drives the riveting punch 31 to move downwards continuously so as to rivet the needle point and the needle seat, so that the needle point is accurately matched with the punch, and the successful riveting is ensured.
As shown in fig. 9, the present embodiment preferably includes a third base 44, a seventh driving device 45, an eighth driving device 46, and a gripping device, wherein the seventh driving device 45 is mounted on the third base 44 to drive the eighth driving device 46 to move back and forth along the horizontal direction, the gripping device is connected to the eighth driving device 46 and driven by the eighth driving device 46 to move back and forth along the vertical direction, and the gripping device includes a ninth driving device 47 and a gripping handle 48 driven by the ninth driving device 47 to open and close. The ninth driving device 47 drives the gripper 48 to grip the needle head on the needle seat placing tool 3 at the fourth station, the eighth driving device 46 drives the gripping device to ascend to enable the needle head to be separated from the needle seat placing tool 3, the seventh driving device 45 moves the needle head to a required position and then the ninth driving device 47 controls the gripper 48 to open, the needle head falls off, and the operation is circulated, so that the automatic output of the needle head is realized.
The embodiment preferably comprises a monitoring sensing device 8, the monitoring sensing device 8 is arranged between the needle seat conveying mechanism 4 and the needle head output mechanism 7, and the monitoring sensing device 8 is connected with the control system through a line. When the needle seat placing tool 3 on the fourth station is transferred to the first station, the monitoring and sensing device 8 senses whether the needle head which is not taken away is arranged on the needle seat placing tool 3, if the needle head is detected to be left on the needle seat placing tool 3, the control system stops the operation of the machine, and serious loss caused by the occurrence of subsequent continuous error actions is prevented.
In the preferred embodiment, as shown in fig. 10, the abutting surfaces of the clamping plates 26 are provided with sealing rings 52 in sealing engagement, so that the clamping plates 26, when abutted, seal both sides of the vertical passage in the length direction. The sealing performance of the vertical channel is guaranteed, the air flow is discharged through the outlet of the vertical channel, and the air flow has high pressure.
Claims (9)
1. The utility model provides an automatic riveter of syringe needle which characterized in that: the needle seat riveting mechanism is arranged beside the third station, the needle seat riveting mechanism is arranged beside the fourth station, the needle head output mechanism is arranged beside the fourth station, and the control system is respectively connected with the four-station divider, the needle seat conveying mechanism, the needle head riveting mechanism and the needle head output mechanism through circuits; the needle tip conveying mechanism comprises a base, a second driving device and a roller driven by the second driving device are arranged on the base, a needle tip storage box with an outlet at the bottom is arranged above the roller, an arrangement channel is arranged at one side of the roller, needle tips in the needle tip storage box are conveyed to the inlet end of the arrangement channel through the rotation of the roller, a lifting plate is arranged at the outlet side of the arrangement channel, the lifting plate is connected with a lifting device, a through groove is arranged on the lifting plate, a needle point diversion channel is arranged on the side of the lifting plate away from the arrangement channel, the needle point diversion channel is in a funnel shape with a large upper part and a small lower part, one side of the lifting plate is in matched communication with the outlet end of the arrangement channel through the lifting device driving through groove, the other side of the lifting plate is in matched communication with the inlet end of the needle point diversion channel, the outlet end of the needle point turning channel is aligned and matched with a needle seat on a needle seat placing tool of a second station; the needle point diversion channel comprises a needle point diversion channel and is characterized in that two clamping plates are symmetrically arranged at the outlet end of the needle point diversion channel, the two clamping plates are connected with a third driving device, the third driving device drives the two clamping plates to be attached and separated, grooves which form a vertical channel when the two clamping plates are attached are formed in the two clamping plates, the inlet end of the vertical channel is in matched communication with the outlet end of the needle point diversion channel, and the bottom of the vertical channel is a cavity matched with a needle seat; the needle point diversion passageway exit end is provided with the one-way sealing member that passes through of confession needle point, two the entry end of the vertical passageway of the recess constitution of splint with sealing member cooperation joint is sealed, one of them be connected with the trachea with the recess intercommunication on the splint, the trachea is connected with the air pump, the air pump links to each other with control system, needle file is placed and is equipped with corresponding exhaust hole.
2. The automatic needle riveting machine of claim 1, wherein: needle file conveying mechanism carries guide rail, X axle including vibration dish, Y axle and carries guide rail, Z axle and carry pipe fitting, push rod, a drive arrangement, Y axle carries the guide rail input to be connected with vibration dish output, and Y axle carries the guide rail output to be connected with X axle and carries the guide rail, and X axle carries the guide rail output to be connected with Z axle and carries the pipe fitting input, and the needle file on Z axle transport pipe fitting output and the first station is placed the frock and is aimed at the cooperation, the push rod is located X axle and carries the guide rail in needle file propelling movement to Z axle transport pipe fitting in with X axle transport guide rail through a drive arrangement drive reciprocating motion.
3. The automatic needle riveting machine of claim 2, wherein: the Z-axis conveying pipe fitting comprises an upper pipe and a lower pipe which are aligned and communicated, wherein the upper pipe is hinged to one side of the lower pipe, and a spring is connected between the upper pipe and the lower pipe.
4. The automatic needle riveting machine of claim 1, wherein: the needle riveting mechanism comprises a second base, a fourth driving device is arranged on the second base, a riveting punch moving in the vertical direction is driven by the fourth driving device, the needle base is placed on the base and comprises a T-shaped connecting rod, the base is installed on the rotary table, a through hole penetrating in the vertical direction is formed in the corresponding position of the base and the rotary table, the T-shaped connecting rod is in plug-in fit with the through hole, a reset spring is arranged between the T-shaped connecting rod and the base, the upper end of the T-shaped connecting rod is provided with a positioning portion matched with the needle base, and a fixing seat is arranged on the second base and matched with the bottom end of the T-shaped connecting rod in a supporting mode.
5. The automatic needle riveting machine of claim 4, wherein: the second base is provided with a fifth driving device and a first limiting part connected with the fifth driving device, the first limiting part is driven by the fifth driving device to reciprocate, and the first limiting part is provided with a clamping groove matched with the needle base.
6. The automatic needle riveting machine of claim 4, wherein: the second base is provided with a sixth driving device, and a second limiting part and a third limiting part which are connected with the sixth driving device, the second limiting part and the third limiting part are driven by the sixth driving device to approach to each other or separate from each other in a back-to-back manner, and a second clamping groove matched with the needle point is formed in the second limiting part and the third limiting part.
7. The automatic needle riveting machine of claim 1, wherein: the gripping device comprises a third base, a seventh driving device, an eighth driving device and a gripping device, wherein the seventh driving device is installed on the third base and drives the eighth driving device to move back and forth along the horizontal direction, the gripping device is connected with the eighth driving device and driven by the eighth driving device to move back and forth along the vertical direction, and the gripping device comprises a ninth driving device and a gripper which is driven by the ninth driving device to open and close.
8. The automatic needle riveting machine of claim 1, wherein: the needle seat conveying mechanism comprises a monitoring sensing device, wherein the monitoring sensing device is arranged between the needle seat conveying mechanism and the needle head output mechanism and is connected with a control system through a circuit.
9. The automatic needle riveting machine of claim 1, wherein: and sealing rings in sealing fit are arranged on the joint surfaces of the two clamping plates, and the two clamping plates are sealed on two sides of the vertical channel along the length direction when being jointed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010958802.9A CN112192205B (en) | 2020-09-14 | 2020-09-14 | Automatic riveting machine for injection needle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010958802.9A CN112192205B (en) | 2020-09-14 | 2020-09-14 | Automatic riveting machine for injection needle |
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| CN112192205A CN112192205A (en) | 2021-01-08 |
| CN112192205B true CN112192205B (en) | 2022-04-29 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113182803B (en) * | 2021-05-24 | 2023-12-26 | 瑞安市耀云机械有限公司 | Full-automatic assembly machine for veterinary needle heads |
| CN114393385B (en) * | 2022-01-23 | 2022-07-12 | 绍兴万佳器械有限公司 | Automatic production equipment for injection needles |
| CN115945881B (en) * | 2022-12-13 | 2023-07-25 | 珠海迪尔生物工程股份有限公司 | Puncture needle assembly assembling device |
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| CN109702480A (en) * | 2019-01-30 | 2019-05-03 | 采纳科技股份有限公司 | Injection needle automatic assembling and the technique for assembling injection needle using it |
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