CN107571016B - Needle assembling machine - Google Patents
Needle assembling machine Download PDFInfo
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- CN107571016B CN107571016B CN201711009359.5A CN201711009359A CN107571016B CN 107571016 B CN107571016 B CN 107571016B CN 201711009359 A CN201711009359 A CN 201711009359A CN 107571016 B CN107571016 B CN 107571016B
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Abstract
The invention relates to the technical field of medical machinery, in particular to a needle assembling machine which comprises a rack, wherein a supporting plate is arranged at the top of the rack, a turntable is arranged at the center of the supporting plate, a first motor for driving the turntable to rotate in a stepping mode is arranged in the rack, a pintle feeding device, a needle point position correcting device, a press-fitting device and a sheath sleeve device which are arranged along the direction of the turntable in a rotating mode are arranged on the supporting plate around the turntable, and a plurality of jigs are uniformly distributed on the turntable along the circumferential direction. According to the automatic needle assembling machine, the rotary table is used for driving the jig to sequentially pass through the pintle feeding device, the needle point aligning device, the press-mounting device and the sheath sleeving device, so that automatic positioning of the pintle, needle point releasing, aligning, press-mounting, sheath sleeving and discharging are achieved, continuous needle assembling is achieved, assembling time is shortened, investment of manpower and material resources is reduced, assembling cost is greatly reduced, and production efficiency is effectively improved.
Description
Technical Field
The invention relates to the technical field of medical machinery, in particular to a needle assembling machine.
Background
In clinical medical instruments, a large number of injectors are used, the most important component of the injectors is needles, the assembly process of the needles used at the earliest is manually completed, and then semi-automatic assembly is gradually changed, namely manual positioning of a pintle, manual needle tip placing, manual alignment, press fitting of a part which is completed by machinery is gradually carried out, and finally a sheath is sleeved to prevent pollution. Because the syringe needle directly gets into the human body, so to assembly quality requirement higher, manual assembly exists defects such as technology is poor, the quality does not have the assurance, in addition, semi-automatization's assembly method needs man-hour longer, has caused the waste of a large amount of manpower and materials simultaneously, and assembly cost is higher, efficiency is lower, along with the continuous increase of the market demand of product, the demand in market has been can't be satisfied to this kind of mode. In view of the above, overcoming the problems with the prior art described above is a problem that needs to be solved in the art.
Disclosure of Invention
The invention aims to provide a full-automatic needle assembling machine aiming at the defects of the prior art.
In order to solve the above problems, the present invention provides the following technical solutions:
the needle assembling machine comprises a machine frame, wherein a supporting plate is arranged at the top of the machine frame, a rotary table is arranged at the center of the supporting plate, a first motor for driving the rotary table to rotate in a stepping mode is arranged inside the machine frame, the supporting plate is surrounded with a pintle feeding device, a needle point position correcting device, a press-fitting device and a sheath sleeve device which are arranged along the rotary table in a steering mode, a plurality of jigs are uniformly distributed on the rotary table along the circumferential direction, and the jigs are driven by the rotary table to sequentially pass through the lower portions of the pintle feeding device, the needle point position correcting device, the press-.
Furthermore, the jig comprises a base and a positioning component which is fixed on the base and is matched with the shape of the inner cavity of the pintle.
Further, the pintle feeding device comprises a pintle conveyer belt and a pintle intermittent feeding mechanism, the pintle intermittent feeding mechanism comprises a first material barrel, a first feeding wheel and a second motor, the first feeding wheel is arranged inside the first material barrel and is coaxially arranged with the first material barrel, the second motor is arranged at the bottom of the first material barrel and is in transmission connection with the first feeding wheel, a gap is formed between the outer circumferential wall of the first feeding wheel and the inner circumferential wall of the first material barrel, a plurality of semicircular grooves which are arranged at equal intervals and are matched with the outline of the pintle are formed in the first feeding wheel along the outer circumferential edge of the first feeding wheel, the discharge end of the pintle conveyor belt is communicated with the first material barrel, a notch for the pintle conveyed on the pintle conveyor belt to enter the inside of the first material barrel is formed in the barrel body of the first material barrel, and a first blanking hole is formed in the barrel bottom of the first material barrel and correspondingly moves to a jig position below the first material barrel.
Further, the needle point feeding device comprises a needle point conveying belt and a needle point intermittent feeding mechanism, the needle point intermittent feeding mechanism comprises a second material barrel, a second feeding wheel, a third feeding wheel and a third motor, the second feeding wheel and the third feeding wheel are connected into a whole through a plurality of connecting rods and then are arranged in the second material barrel, the second feeding wheel, the third feeding wheel and the second material barrel are coaxially arranged, the third motor is arranged at the bottom of the second material barrel and is in transmission connection with the third feeding wheel, a gap is arranged between the outer circumferential wall of the second feeding wheel and the inner circumferential wall of the first material barrel, a plurality of semicircular grooves which are matched with the outline of the needle point and are arranged at equal intervals are arranged on the outer circumferential edge of the second feeding wheel, the outline of the third feeding wheel is the same as that of the second feeding wheel, the discharge end of the needle point conveying belt is communicated with the second material barrel, a notch for the needle points conveyed on the needle point conveying belt to enter the second material barrel is arranged on the body of the second material barrel, the second blanking hole is formed in the position, corresponding to the jig moving to the lower portion of the second charging barrel, of the barrel bottom of the second charging barrel.
Furthermore, a plurality of hanging curtains distributed at intervals and arranged around the second blanking hole are arranged on the lower end face of the second charging barrel, and the hanging curtains jointly form a needle point guide channel.
Furthermore, the needle point position correcting device comprises a first support frame, a first mounting plate is arranged at the top of the first support frame in a vertical arrangement, the needle point position correcting device further comprises a first linear guide rail, a first slide block, a first air cylinder and a first air clamp, the first linear guide rail is fixed on the front end surface of the first mounting plate in a horizontal state, the first slide block is in sliding fit on the first linear guide rail, an L-shaped first connecting plate is mounted on the first slide block, the first air clamp is vertically fixed on the first connecting plate, the first air cylinder is fixed at the rear end of the first mounting plate, the end part of an output rod of the first air cylinder is connected with the first connecting plate, the first air clamp is provided with two first chucks, the first air cylinder can drive the two first chucks of the first air clamp on the first connecting plate to move to two sides of a needle head on the turntable in a static state along the first linear guide rail, the opposite sides of the two first chucks are provided with grooves, and an inner cavity in interference fit with the needle head is formed between the two grooves when the two first chucks are closed.
Furthermore, the press-fitting device comprises a second support frame, a second mounting plate vertically arranged is arranged at the top of the second support frame, the press-fitting device further comprises a second linear guide rail, a second sliding block, a second air cylinder and a second air clamp, the second linear guide rail is horizontally fixed on the front end surface of the second mounting plate, the second sliding block is in sliding fit on the second linear guide rail, an L-shaped second connecting plate is installed on the second sliding block, the second air clamp is vertically fixed on the second connecting plate, the second air cylinder is fixed at the rear end of the second mounting plate, the end part of an output rod of the second air cylinder is connected with the second connecting plate, the second air clamp is provided with two second chucks, the bottom ends of one opposite sides of the two second chucks are respectively provided with a concave die, the second air cylinder can drive the two concave dies of the second air clamp on the second connecting plate to move to two sides of one pintle on the turntable in a static state along the second linear guide rail, one side of the two grooves opposite to each other is provided with a step-shaped groove.
Further, the sheath sleeving device comprises a sheath conveying belt, a sheath feeding mechanism and a sleeving manipulator, the sheath conveying belt is communicated with the sheath feeding mechanism, and the sheaths can be conveyed to the lower part of the sleeving manipulator one by one through the sheath feeding mechanism.
Has the advantages that: according to the needle assembling machine, the turntable is used for driving the jig to sequentially pass through the pintle feeding device, the needle point correcting device, the press-mounting device and the sheath sleeving device, so that automatic positioning of the pintle, needle point placing, position correcting, press-mounting, sheath sleeving and discharging are realized, continuous needle assembling is further realized, the assembling time is shortened, the investment of manpower and material resources is reduced, the assembling cost is greatly reduced, and the production efficiency is effectively improved.
Drawings
FIG. 1 is a schematic top view of a needle assembly machine;
FIG. 2 is a schematic perspective view of the needle assembling machine;
FIG. 3 is a schematic perspective view of a pintle feeding device;
FIG. 4 is a schematic perspective view of the needle tip feeding device;
FIG. 5 is a perspective view of the needle tip position calibrating device;
FIG. 6 is a schematic view of the working states of two first chucks;
FIG. 7 is a schematic perspective view of the press-fitting device;
FIG. 8 is a schematic view of the working states of two second chucks;
FIG. 9 is a perspective view of the sheath sleeving apparatus;
fig. 10 is a schematic perspective view of the jig;
description of reference numerals: the needle point positioning device comprises a supporting plate 1, a rotating disc 2, a jig 2a, a base 2a1, a positioning member 2a2, a needle bolt feeding device 3, a needle bolt conveying belt 3a, a needle bolt intermittent feeding mechanism 3b, a first charging basket 3b1, a first feeding wheel 3b2, a second motor 3b3, a needle point feeding device 4, a needle point conveying belt 4a, a needle point intermittent feeding mechanism 4b, a second charging basket 4c, a second feeding wheel 4d, a third motor 4e, a curtain 4f, a needle point positioning device 5, a first support frame 5a, a first mounting plate 5b, a first linear guide 5c, a first slide block 5d, a first air cylinder 5e, a first air clamp 5f1, a groove 5f2, a first connecting plate 5g, a press-mounting device 6, a second support frame 6a, a second mounting plate 6b, a second linear guide 6c, a second slide block 6d, a second air cylinder 6e, a second air clamp 6f, a1 f, the device comprises a female die 6f2, a stepped groove 6f3, a second connecting plate 6g, a sheath sleeving device 7, a sheath conveying belt 7a, a feeding guide rail 7b1, a feeding cylinder 7b2, a trough 7b3, a material blocking block 7b4, a material pushing block 7b5, a third supporting frame 7c1, a third mounting plate 7c2, a third linear guide rail 7c3, a third sliding block 7c4, an electric push rod 7c5, a sliding table cylinder 7c6, a third air clamp 7c7, a rubber clamp 7c8, a slideway 7d, a needle 8, a pintle 8a, a needle point 8b and a sheath 9.
Detailed Description
The following detailed description of specific embodiments of the present invention is made with reference to the accompanying drawings and examples:
referring to fig. 1 to 10, the needle assembling machine comprises a frame, a support plate 1 is arranged at the top of the frame, a rotary table 2 is arranged at the center of the support plate 1, a first motor for driving the rotary table 2 to rotate in a stepping mode is arranged inside the frame, a needle bolt feeding device 3, a needle point feeding device 4, a needle point aligning device 5, a press-fitting device 6 and a sheath sleeving device 7 are arranged on the support plate 1 around the rotary table 2, a plurality of jigs 2a are uniformly distributed on the rotary table 2 along the circumferential direction, and the jigs 2a are driven by the rotary table 2 to sequentially pass through the positions below the needle bolt feeding device 3, the needle point feeding device 4, the needle point aligning device 5, the press-fitting device 6 and the sheath sleeving device 7, so that automatic assembling of a needle 8 is realized.
The jig 2a comprises a base 2a1 and a positioning member 2a2 which is fixed on the base 2a1 and is matched with the shape of the inner cavity of the pintle 8 a; the pintle feeding device 3 comprises a pintle conveying belt 3a and a pintle intermittent feeding mechanism 3b, the pintle intermittent feeding mechanism 3b comprises a first material barrel 3b1, a first feeding wheel 3b2 and a second motor 3b3, the first feeding wheel 3b2 is arranged in the first material barrel 3b1 and is coaxially arranged with the first material barrel 3b1, the second motor 3b3 is arranged at the bottom of the first material barrel 3b1 and is in transmission connection with the first feeding wheel 3b2, a gap is arranged between the outer circumferential wall of the first feeding wheel 3b2 and the inner circumferential wall of the first material barrel 3b1, a plurality of semi-circular grooves which are arranged at equal intervals along the outer circumferential edge of the first feeding wheel 3b2 and are matched with the outer contour of the pintle 8a, the discharging end of the pintle conveying belt 3a is communicated with the first material barrel 3b1, a notch for the pintle conveying belt 8a on the pintle conveying belt 3a to enter the first material barrel 3b1 5 is arranged on the barrel body of the first material barrel 3b1, the bottom of the first charging barrel 3b1 is provided with a first blanking hole corresponding to the position of the jig 2a moving below the first charging barrel; when the automatic feeding device works, the second motor 3b3 drives the first feeding wheel 3b2 to rotate in a stepping mode, the pintle 8a entering the first material barrel 3b1 is clamped through the semicircular groove in the first feeding wheel 3b2, the pintle 8a is driven to move in the circumferential direction, when the pintle 8a moves above the first blanking hole, the pintle automatically drops to the jig 2a moving below the first material barrel 3b1 through the first blanking hole, and the pintle 8a is automatically sleeved on the positioning member 2a 2.
The needle point feeding device 4 comprises a needle point conveying belt 4a and a needle point intermittent feeding mechanism 4b, the needle point intermittent feeding mechanism 4b comprises a second material barrel 4c, a second feeding wheel 4d, a third feeding wheel and a third motor 4e, the second feeding wheel 4d and the third feeding wheel are connected into a whole through a plurality of connecting rods and then are arranged in the second material barrel 4c, the second feeding wheel 4d, the third feeding wheel and the second material barrel 4c are coaxially arranged, the third motor 4e is arranged at the bottom of the second material barrel 4c and is in transmission connection with the third feeding wheel, a gap is arranged between the outer circumferential wall of the second feeding wheel 4d and the inner circumferential wall of the first material barrel 3b1, a plurality of semi-circular grooves which are arranged at equal intervals along the outer circumferential edge of the second feeding wheel 4d and are matched with the outer contour of the needle point 8b, the outer contour of the third feeding wheel is identical with the second feeding wheel 4d, the discharge end of the needle tip conveying belt 4a is communicated with the second charging basket 4c, a notch for allowing the needle tip 8b conveyed by the needle tip conveying belt 4a to enter the second charging basket 4c is formed in the barrel body of the second charging basket 4c, and a second blanking hole is formed in the position, below the jig 2a, of the second charging basket 4c, corresponding to the jig which moves on the bottom of the second charging basket 4 c.
The lower end face of the second charging bucket 4c is provided with a plurality of hanging curtains 4f which are distributed at intervals and arranged around the second blanking hole, and the hanging curtains 4f jointly form a needle point guide channel. The during operation is rotated by third motor 4e drive second delivery wheel 4d and third delivery wheel marching type, will get into the needle point 8b of second storage bucket 4c through the semicircle groove on second delivery wheel 4d and the third delivery wheel and block, drive needle point 8b circumferential movement, when needle point 8b removed second blanking hole top, through second blanking hole, along the needle point direction passageway that a plurality of curtains 4f formed, drop to moving in the pintle 8a of tool 2a below second storage bucket 4c automatically, needle point 8b inserts automatically and establishes in pintle 8 a. The design of a plurality of curtains 4f can play effectual limiting displacement in the process that 8a inserted the pintle at needle point 8b to after inserting, tool 2a continued circumferential movement back, needle point 8b can open curtain 4f automatically, can not cause and block, and after 8b moved away curtain 4f can reset again at the action of gravity, continued to carry its guide spacing effect.
The needle tip position correcting device 5 comprises a first support frame 5a, a first mounting plate 5b vertically arranged is arranged at the top of the first support frame 5a, the needle tip position correcting device 5 further comprises a first linear guide rail 5c, a first sliding block 5d, a first air cylinder 5e and a first air clamp 5f, the first linear guide rail 5c is horizontally fixed on the front end face of the first mounting plate 5b, the first sliding block 5d is in sliding fit with the first linear guide rail 5c, an L-shaped first connecting plate 5g is mounted on the first sliding block 5d, the first air clamp 5f is vertically fixed on the first connecting plate 5g, the first air cylinder 5e is fixed at the rear end of the first mounting plate 5b, the end part of an output rod of the first air cylinder 5e is connected with the first connecting plate 5g, the first air clamp 5f is provided with two first chucks 5f1, and the first air cylinder 5e can drive the two first chucks 1 of the first air clamp 5f on the first connecting plate 5g to move to the static guide rail 5c along the first linear guide rail 5c Two sides of one needle 8 on the turntable 2 in a stop state are respectively provided with a groove 5f2 on one side of each of the two first chucks 5f1, and an inner cavity in interference fit with the needle 8 is formed between the two grooves 5f2 when the two first chucks 5f1 are closed; the first air clamp 5f drives the two first chucks 5f1 to be matched, so that the needlepoint 8b can be limited and the needlepoint 8b can be aligned to be completely inserted into the pintle 8 a.
The press-fitting device 6 comprises a second support frame 6a, a second mounting plate 6b vertically arranged is arranged at the top of the second support frame 6a, the press-fitting device 6 further comprises a second linear guide rail 6c, a second slide block 6d, a second air cylinder 6e and a second air clamp 6f, the second linear guide rail 6c is horizontally fixed on the front end surface of the second mounting plate 6b, the second slide block 6d is in sliding fit with the second linear guide rail 6c, an L-shaped second connecting plate 6g is mounted on the second slide block 6d, the second air clamp 6f is vertically fixed on the second connecting plate 6g, the second air cylinder 6e is fixed at the rear end of the second mounting plate 6b, the end part of an output rod of the second air cylinder 6e is connected with the second connecting plate 6g, the second air clamp 6f is provided with two second clamping heads 6f1, the bottom ends of the opposite sides of the two second clamping heads 6f1 are respectively provided with a female die 6f2, the second cylinder 6e can drive the two concave dies 6f2 of the second air clamp 6f on the second connecting plate 6g to move to two sides of one needle bolt 8a on the turntable 2 in a static state along the second linear guide rail 6c, the opposite sides of the two grooves 5f2 are provided with stepped grooves 6f3, the two second chucks 6f1 are driven to be matched through the second air clamp 6f, the needle bolt 8a can be plastically deformed through the two concave dies 6f2, and the needle 8 is clamped by the needle bolt 8a, so that the automatic assembly of the needle 8 is realized.
The sheath sleeving device 7 comprises a sheath conveying belt 7a, a sheath feeding mechanism and a sleeving manipulator, the sheath conveying belt 7a is communicated with the sheath feeding mechanism, the sheaths 9 can be conveyed to the lower part of the sleeving manipulator one by one through the sheath feeding mechanism, and the sleeving manipulator can clamp the sheaths 9 and then sleeves the needles 8 on the jigs 2a which move to the positions of the sheath sleeving device 7 under the static state.
The sheath feeding mechanism comprises a feeding guide rail 7b1 and a feeding cylinder 7b2, the feeding guide rail 7b1 is provided with a trough 7b3 perpendicular to the conveying direction of the sheath conveying belt 7a, the side part of the trough 7b3 is communicated with the sheath conveying belt 7a, a material blocking block 7b4 is arranged at the front end of the trough 7b3 on the feeding guide rail 7b1, the feeding cylinder 7b2 is fixed at the tail end of the feeding guide rail 7b1, a material pushing block 7b5 in sliding fit with the trough 7b3 is arranged in the trough 7b3, and the feeding guide rail 7b1 is in transmission connection with the material pushing block 7b5 and used for driving the material pushing block 7b5 to move along the trough 7b3 so as to push the sheath 9 entering the trough 7b3 from the sheath conveying belt 7a to the front end of the.
The sleeving manipulator comprises a third supporting frame 7c1, a third mounting plate 7c2 vertically arranged is arranged at the top of the third supporting frame 7c1, the pressing device 6 further comprises a third linear guide rail 7c3, a third slider 7c4, an electric push rod 7c5, a sliding table air cylinder 7c6 and a third air clamp 7c7, the third linear guide rail 7c3 is horizontally fixed on the front end face of the third mounting plate 7c2, the third slider 7c4 is in sliding fit on the third linear guide rail 7c3, the sliding table air cylinder 7c6 is fixed on the third slider 7c4, the third air clamp 7c7 is vertically fixed on a sliding table of the sliding table air cylinder 7c6, the electric push rod 7c5 is fixed at the rear end of the third mounting plate 7c2, the end of an output rod of the third air cylinder is connected with the third slider 7c4, and the third air clamp 7c7 has two rubber chucks 5397 c8 in an L shape.
The third supporting frame 7c1 is provided with a slideway 7d which is arranged downwards and slantingly towards the outside of the machine frame.
The sheath sleeving device 7 has the function of sleeving the sheath 9 on the assembled needle 8 and the function of enabling the sleeved needle 8 to communicate with the sheath 9 to be moved out of the jig 2a to realize blanking, and the working steps are as follows:
(1) the sheaths 9 are conveyed into the sheath feeding mechanism by the sheath conveying belt 7a, and then the sheaths 9 are pushed to the appointed positions to be clamped one by the sheath feeding mechanism;
(2) the sheathing mechanical arm clamps the sheath 9 at the position to be clamped, then moves to the position above the needle 8 after the press mounting is finished, and sheathes the sheath 9 on the needle 8 and clamps the position of a pintle 8a of the needle 8;
(3) the needle head 8 is lifted by the sleeving manipulator, then the needle head 8 is moved to the position above the slide way 7d, and the needle head 8 is loosened to finish blanking.
Wherein, the specific steps of the step 1 are as follows:
(1-1) the sheath conveying belt 7a sends one sheath 9 into the sheath feeding mechanism in a vertical posture, and the fed sheath 9 blocks other sheaths 9 on the sheath conveying belt 7a to prevent more than one sheath 9 from entering the sheath feeding mechanism;
(1-2) the feeding cylinder 7b2 drives the pushing block 7b5 at the tail end of the trough 7b3 to push the sheath 9 to move to a position to be clamped at the front end of the trough 7b3 along the trough 7b3, the sheath 9 moving to the position to be clamped is limited by the material blocking block 7b4, and then the feeding cylinder 7b2 resets to drive the pushing block 7b5 to move to the tail end position of the trough 7b3 again.
Wherein, the specific steps of the step 2 are as follows:
(2-1), the electric push rod 7c5 drives the third slider 7c4 to move along the third linear guide rail 7c3, the third air clamp 7c7 is driven to move to the position above the position to be clamped, then the sliding table cylinder 7c6 drives the third air clamp 7c7 to descend, the third air clamp 7c7 is in an open state before descending, the top end of the sheath 9 is clamped after descending, the sheath 9 is kept from deforming by controlling the clamping force of the third air clamp 7c7, and then the sliding table cylinder 7c6 resets, and the third air clamp 7c7 is driven to ascend;
(2-2), the electric push rod 7c5 drives the third slider 7c4 to move along the third linear guide rail 7c3, the third air clamp 7c7 is driven to move to the position above the needle 8 after press fitting is finished, the sliding table air cylinder 7c6 drives the third air clamp 7c7 to descend to sleeve the sheath 9 on the needle 8, in the descending process, firstly, the sheath 9 is smoothly sleeved outside the needle point 8b, then, the lower end of the sheath 9 abuts against the needle bolt 8a to stop moving, the third air clamp 7c7 descends continuously, the opening at the lower end of the sheath 9 is forcedly opened and tightly sleeved on the needle bolt 8a through the friction force between the rubber clamp 7c8 and the outer wall of the sheath 9, finally, the two rubber clamps 7c8 of the third air clamp 7c7 are in hard contact with the needle bolt 8a, the rubber clamp 7c8 is forcedly opened to enable the two rubber clamps 7c8 to move to the bottom of the needle bolt 8a, and the rubber clamp 7c8 is forced to move through the reverse, the pintle 8a is clamped.
Wherein, the specific steps of the step 3 are as follows:
(3-1), the sliding table air cylinder 7c6 resets to lift the needle head 8, the electric push rod 7c5 drives the third sliding block 7c4 to move along the third linear guide rail 7c3, the third air clamp 7c7 is driven to move to the upper side of the slideway 7d, the third air clamp 7c7 is loosened, the needle head 8 drops onto the slideway 7d along the self gravity, and the needle head is discharged along the slideway 7d, and discharging is completed.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (3)
1. A needle assembling machine is characterized in that: the device comprises a rack, wherein a supporting plate (1) is arranged at the top of the rack, a turntable (2) is arranged at the center of the supporting plate (1), a first motor for driving the turntable (2) to rotate in a stepping mode is arranged in the rack, a pintle feeding device (3), a needle point feeding device (4), a needle point position correcting device (5), a press-fitting device (6) and a sheath sleeving device (7) which are arranged along the direction of the turntable (2) are arranged on the supporting plate (1) around the turntable (2), a plurality of jigs (2 a) are uniformly distributed on the turntable (2) along the circumferential direction, and the jigs (2 a) are driven by the turntable (2) to sequentially pass below the pintle feeding device (3), the needle point feeding device (4), the needle point position correcting device (5), the press-fitting device (6) and the sheath sleeving device (;
the jig (2 a) comprises a base (2 a 1) and a positioning component (2 a 2) which is fixed on the base (2 a 1) and is matched with the shape of the inner cavity of the pintle (8 a);
the pintle feeding device (3) comprises a pintle conveying belt (3 a) and a pintle intermittent feeding mechanism (3 b), the pintle intermittent feeding mechanism (3 b) comprises a first charging basket (3 b 1), a first feeding wheel (3 b 2) and a second motor (3 b 3), the first feeding wheel (3 b 2) is arranged in the first charging basket (3 b 1) and is coaxially arranged with the first charging basket (3 b 1), the second motor (3 b 3) is arranged at the bottom of the first charging basket (3 b 1) and is in transmission connection with the first feeding wheel (3 b 2), a gap is arranged between the outer circumferential wall of the first feeding wheel (3 b 2) and the inner circumferential wall of the first charging basket (3 b 1), a plurality of semicircular grooves which are arranged at equal intervals are matched with the pintle (8 a) are arranged on the outer circumferential edge of the first feeding wheel (3 b 2), and the discharging end of the pintle conveying belt (3 a) is communicated with the first charging basket (3 b 1), a notch for allowing a pintle (8 a) conveyed on the pintle conveyor belt (3 a) to enter the first charging basket (3 b 1) is formed in the basket body of the first charging basket (3 b 1), and a first blanking hole is formed in the position, corresponding to the jig (2 a) moving below the first charging basket (3 b 1), of the basket bottom of the first charging basket;
the needle point feeding device (4) comprises a needle point conveying belt (4 a) and a needle point intermittent feeding mechanism (4 b), the needle point intermittent feeding mechanism (4 b) comprises a second material barrel (4 c), a second feeding wheel (4 d), a third feeding wheel and a third motor (4 e), the second feeding wheel (4 d) and the third feeding wheel are connected into a whole through a plurality of connecting rods and then are arranged in the second material barrel (4 c), the second feeding wheel (4 d), the third feeding wheel and the second material barrel (4 c) are coaxially arranged, the third motor (4 e) is arranged at the bottom of the second material barrel (4 c) and is in transmission connection with the third feeding wheel, a gap is arranged between the outer circumferential wall of the second feeding wheel (4 d) and the inner circumferential wall of the second material barrel (4 c), a plurality of semicircular grooves which are arranged at equal intervals along the outer circumferential edge of the second feeding wheel (4 d) and are matched with the outer contour of the needle point (8 b), the outer contour of the third feeding wheel is the same as that of the second feeding wheel (4 d), the discharge end of the needle tip conveying belt (4 a) is communicated with the second charging basket (4 c), a notch for allowing a needle tip (8 b) conveyed on the needle tip conveying belt (4 a) to enter the second charging basket (4 c) is formed in the barrel body of the second charging basket (4 c), and a second blanking hole is formed in the position, below the jig (2 a), of the second charging basket (4 c) and correspondingly moves to the bottom of the second charging basket;
the needle tip position correcting device (5) comprises a first support frame (5 a), a first mounting plate (5 b) which is vertically arranged is arranged at the top of the first support frame (5 a), the needle tip position correcting device (5) further comprises a first linear guide rail (5 c), a first sliding block (5 d), a first air cylinder (5 e) and a first air clamp (5 f), the first linear guide rail (5 c) is horizontally fixed on the front end face of the first mounting plate (5 b), the first sliding block (5 d) is in sliding fit with the first linear guide rail (5 c), an L-shaped first connecting plate (5 g) is installed on the first sliding block (5 d), the first air clamp (5 f) is vertically fixed on the first connecting plate (5 g), the first air cylinder (5 e) is fixed at the rear end of the first mounting plate (5 b), and the end of an output rod of the first air cylinder (5 e) is connected with the first connecting plate (5 g), the first air clamp (5 f) is provided with two first chucks (5 f 1), the first air cylinder (5 e) can drive the two first chucks (5 f 1) of the first air clamp (5 f) on the first connecting plate (5 g) to move to two sides of a needle (8) on the turntable (2) in a static state along the first linear guide rail (5 c), one opposite side of each of the two first chucks (5 f 1) is provided with a groove (5 f 2), and an inner cavity in interference fit with the needle (8) is formed between the two grooves (5 f 2) when the two first chucks (5 f 1) are in a closed state;
the press-fitting device (6) comprises a second support frame (6 a), a second mounting plate (6 b) which is vertically arranged is arranged at the top of the second support frame (6 a), the press-fitting device (6) further comprises a second linear guide rail (6 c), a second sliding block (6 d), a second air cylinder (6 e) and a second air clamp (6 f), the second linear guide rail (6 c) is fixed on the front end face of the second mounting plate (6 b) in a horizontal state, the second sliding block (6 d) is in sliding fit with the second linear guide rail (6 c), an L-shaped second connecting plate (6 g) is installed on the second sliding block (6 d), the second air clamp (6 f) is vertically fixed on the second connecting plate (6 g), the second air cylinder (6 e) is fixed at the rear end of the second mounting plate (6 b), and the end part of an output rod of the second air cylinder (6 e) is connected with the second connecting plate (6 g), the second air clamp (6 f) is provided with two second chucks (6 f 1), the bottom ends of the opposite sides of the two second chucks (6 f 1) are respectively provided with a female die (6 f 2), the second air cylinder (6 e) can drive the two female dies (6 f 2) of the second air clamp (6 f) on the second connecting plate (6 g) to move to the two sides of a pintle (8 a) on the turntable (2) in a static state along the second linear guide rail (6 c), and the opposite sides of the two grooves (5 f 2) are provided with stepped grooves.
2. The needle assembly machine according to claim 1, wherein: the lower end face of the second charging bucket (4 c) is provided with a plurality of hanging curtains (4 f) distributed at intervals and arranged around the second blanking hole, and the hanging curtains (4 f) jointly form a needle point guide channel.
3. The needle assembly machine according to claim 1, wherein: the sheath sleeving device (7) comprises a sheath conveying belt (7 a), a sheath feeding mechanism and a sleeving manipulator, wherein the sheath conveying belt (7 a) is communicated with the sheath feeding mechanism, and the sheaths (9) can be conveyed to the lower part of the sleeving manipulator one by one through the sheath feeding mechanism.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711009359.5A CN107571016B (en) | 2017-10-25 | 2017-10-25 | Needle assembling machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711009359.5A CN107571016B (en) | 2017-10-25 | 2017-10-25 | Needle assembling machine |
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| CN107571016A CN107571016A (en) | 2018-01-12 |
| CN107571016B true CN107571016B (en) | 2019-12-24 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109454453B (en) * | 2018-12-18 | 2024-02-13 | 上海雷迪埃电子有限公司 | Connector assembly machine |
| CN111231347A (en) * | 2020-03-04 | 2020-06-05 | 胡仁鹏 | Automatic assembling equipment for medical injection needle |
| CN112192205B (en) * | 2020-09-14 | 2022-04-29 | 浙江康瑞器械科技股份有限公司 | Automatic riveting machine for injection needle |
| CN113059491B (en) * | 2021-03-20 | 2022-07-29 | 上海康德莱制管有限公司 | Accurate clamping device of syringe needle |
| CN113732188B (en) * | 2021-09-10 | 2023-05-23 | 台州至诚自动化科技有限公司 | Automatic riveting machine for beast needle heads |
| CN117583788B (en) * | 2024-01-15 | 2024-04-16 | 常州市昊蕴轩机械有限公司 | Calibrating device is used in cast member welding |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4696041B2 (en) * | 2006-10-10 | 2011-06-08 | 光洋機械工業株式会社 | Planetary carrier assembly equipment |
| JP2011212783A (en) * | 2010-03-31 | 2011-10-27 | Aisin Aw Co Ltd | Method and device for assembling differential gear and dummy shaft set for assembling differential gear |
| CN202358664U (en) * | 2011-12-07 | 2012-08-01 | 东莞市上川自动化设备有限公司 | Automatic feeding machine for circular rubber ring |
| CN202807151U (en) * | 2012-08-03 | 2013-03-20 | 漳州科技职业学院 | Sorting feeding mechanism of pillow type packaging machine |
| CN203495125U (en) * | 2013-07-31 | 2014-03-26 | 杭州朗格锯链有限公司 | Intermittent type material delivery working rotary disc for automatic saw chain riveting equipment |
| DE202014101987U1 (en) * | 2014-04-28 | 2015-07-30 | Kuka Systems Gmbh | processing station |
| CN204052737U (en) * | 2014-09-15 | 2014-12-31 | 赵伟明 | A kind of filament clamping mechanism and the mash welder for the welding of single-end halogen lamp wick |
| CN104444431A (en) * | 2014-11-24 | 2015-03-25 | 常州市耐力工具厂 | Intermittent separation delivering device for cylindrical materials |
| CN105834742B (en) * | 2016-05-27 | 2023-08-11 | 上海睿通机器人自动化股份有限公司 | Full-automatic kludge of animal chip syringe needle |
| CN205950237U (en) * | 2016-07-18 | 2017-02-15 | 湖南千山制药机械股份有限公司 | A needle file kludge for blood taking needle assembly |
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Effective date of registration: 20191203 Address after: 225300 Standard Factory Building G130, 1-4 Floors, Phase 5, China Pharmaceutical City, Taizhou Pharmaceutical Park, Jiangsu Province Applicant after: Gan Gan Medical Science and Technology Jiangsu Co.,Ltd. Address before: 315500 Yuelin street, Yuelin street, Fenghua District, Ningbo, Zhejiang Province, No. 389 (room 1215, room 5) Applicant before: NINGBO FENGHUA ZHINIU AUTOMATION EQUIPMENT DESIGN Co.,Ltd. |
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Effective date of registration: 20230626 Address after: No. 88, Chang'an Road, Chaoyang Street, Economic Development Zone, Linyi City, Shandong Province, 276000 Patentee after: Gan & Lee Pharmaceutical Shandong Co.,Ltd. Address before: 225300 1-4 / F, G130 building, phase V standard workshop, China Pharmaceutical City, Taizhou pharmaceutical Park, Jiangsu Province Patentee before: Gan Gan Medical Science and Technology Jiangsu Co.,Ltd. |