CN210730817U - Gold wire automatic feeding precision fixed-length cutting equipment - Google Patents
Gold wire automatic feeding precision fixed-length cutting equipment Download PDFInfo
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- CN210730817U CN210730817U CN201921590201.6U CN201921590201U CN210730817U CN 210730817 U CN210730817 U CN 210730817U CN 201921590201 U CN201921590201 U CN 201921590201U CN 210730817 U CN210730817 U CN 210730817U
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Abstract
The utility model discloses gold wire automatic feeding precise fixed-length cutting equipment, which comprises an automatic feeder and a punching machine, and is characterized in that the automatic feeder and the punching machine are both arranged on the ground, the punching machine is arranged at the tail end of the automatic feeder, and the punching machine receives gold wires sent by the automatic feeder and cuts off the gold wires; the automatic feeder comprises a feeder frame arranged on the ground, a material placing disc, a gold wire traction assembly, at least one gold wire left and right guide assembly, a gold wire up and down guide assembly and a wire feeding device. The automatic wire feeding machine, the punching machine and the punching die form a unified equipment whole, multiple turns of coil-shaped wires are sleeved on a free-rotating material placing disc, enter a plurality of groups of guide wheels through a directional gold wire traction assembly and finally enter a wire feeding device, and are fed into the punching die in a fixed length to complete punching, so that the reciprocating cycle is realized, the production efficiency is high, the sections are neat, the length is consistent, and the product quality is reliable.
Description
Technical Field
The utility model relates to a gold wire autoloading precision cut-to-length equipment belongs to the material shaping technical field of processing engineering.
Background
At present, the manufacturing of domestic evaporated gold particles mostly adopts the modes of common punching shear and lathe cutting. The method mainly depends on the intermittent pushing of manually conveyed gold and platinum wires or ejector rods, the production efficiency is low, the size precision is not high, and the uniformity of single grain weight is difficult to control, so that the PVD coating quality of the semiconductor chip is influenced finally.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: aiming at the technical problems that in the manufacturing process of evaporated gold particles in the background technology, the intermittent pushing of gold and platinum wire materials or ejector rods is carried out by manpower, the production efficiency is low, the size precision is not high, and the uniformity of the weight of single particles is difficult to control.
The utility model aims at providing a can make accurate fixed length of silk material autoloading of gold or platinum granule for the back of body gold of semiconductor and cut equipment, technical scheme is: a gold wire automatic feeding precise fixed-length cutting device comprises an automatic feeding machine and a punching machine, wherein the automatic feeding machine and the punching machine are both arranged on the ground, the punching machine is arranged at the tail end of the automatic feeding machine, and the punching machine receives a gold wire sent by the automatic feeding machine and cuts the gold wire;
the automatic feeder comprises a feeder frame, a discharging disc, a gold wire traction assembly, at least one gold wire left and right guide assembly, a gold wire upper and lower guide assembly and a wire feeding device, wherein the feeder frame, the discharging disc, the gold wire traction assembly, the gold wire left and right guide assembly, the gold wire upper and lower guide assembly and the wire feeding device are arranged on a table top of the feeder frame and are arranged along the length direction of the table top; the gold wire drawing assembly, the gold wire left and right guiding assembly and the gold wire upper and lower guiding assembly are positioned between the material placing tray and the wire feeding device, the gold wire drawing assembly is close to the material placing tray, the gold wire upper and lower guiding assembly is close to the wire feeding device, the gold wire reel is sleeved on the material placing tray, and the gold wire drawn out of the gold wire reel sequentially passes through the material placing tray, the gold wire drawing assembly, the gold wire left and right guiding assembly, the gold wire upper and lower guiding assembly and the wire feeding device and finally enters the punching machine;
the wire feeding device comprises an upper gear set unit, a lower gear set unit, an adjusting and locking handle and a feeding motor, the lower gear set unit is fixed on the table surface of a machine frame of the feeding machine, the upper gear set unit swings and is involuted on the lower gear set unit, a wire feeding channel for feeding gold wires is formed between the upper gear set unit and the lower gear set unit, the adjusting and locking handle swings and is arranged on the lower gear set unit and tightly presses the upper gear set unit on the lower gear set unit, and the feeding motor provides power for the lower gear set unit to drive the gold wires to enter the punching machine;
the lower gear set unit comprises a lower support frame, three first gears, a first pressing wheel and two first V-shaped grooved wheels, the lower support frame is vertically installed on the table surface of the feeder rack, the three first gears are all installed on the lower support frame through gear shafts, the three first gears are linearly arranged, the first gear positioned in the middle is meshed with the first gears on two sides at the same time, the first gear positioned in the middle is defined as a driving gear, and the first gears positioned on two sides are defined as driven gears; the first pressing wheel and the driving gear are coaxially arranged, and the two first V-shaped grooved wheels are respectively coaxially arranged with the two driven gears;
the feeding motor is arranged on the table surface of the feeder frame, and a motor shaft of the feeding motor is connected with a gear shaft of the driving gear through a coupler;
the upper gear set unit comprises a gland plate, a gear mounting plate, two second gears, a second V-shaped grooved wheel and two second pressing wheels, wherein the two second gears and the second V-shaped grooved wheel are mounted on the gear mounting plate through a gear shaft; the gear mounting plate is fixed on the press cover plate, one side of the press cover plate is hinged with one side of the lower support frame, the press cover plate rotates to enable the other side of the press cover plate to be attached to the other side of the lower support frame, the adjusting and locking handle is hinged with the other side of the lower support frame, and when the other side of the press cover plate is attached to the other side of the lower support frame, the adjusting and locking handle rotates to a vertical position to rotate to adjust the locking handle;
when the other side of the gland plate is attached to the other side of the lower support frame, the two second gears are respectively meshed with the two driven gears, the two second pressing wheels are respectively positioned right above the two first V-shaped grooved wheels, and the second V-shaped grooved wheels are positioned right above the first pressing wheels;
the punching machine is provided with a punching die, the punching die comprises an upper die and a lower die and is arranged at the main shaft end of the machine tool of the punching machine, and the upper die is provided with a punching blade; the lower die comprises a bottom die fixing plate, a punching bottom die, a limit stop and a stop reset spring, wherein a punching hole is formed in the bottom die fixing plate, a punching blade vertically moves along the punching hole to cut off a gold wire, a transverse mounting hole perpendicular to the punching hole is formed in the bottom die fixing plate, the transverse mounting hole is divided into two sections by the punching hole, the punching bottom die is arranged in one section, and the limit stop and the stop reset spring are arranged in the other section; the limit stop and the stop reset spring are arranged in the transverse mounting hole through the screw plug, and a gold wire channel for the penetration of a gold wire is axially arranged on the die-cut bottom die.
To the utility model discloses technical scheme's preferred, the direction subassembly is two about the gold wire, and the direction subassembly all is located the gold wire and pulls between subassembly and the gold wire guide assembly from top to bottom about two gold wires, and the subassembly is pulled to adjacent gold wire of direction subassembly about a gold wire, and the subassembly is guided from top to bottom to guide assembly about another gold wire. The arrangement of the two gold wire left and right guide assemblies and the arrangement of the specific positions aim to ensure the straightness of the gold wires, and the phenomenon that the long-distance gold wires sag can be avoided, so that a plurality of gold wire left and right guide assemblies can be arranged.
It is right the utility model discloses technical scheme's preferred, the third V type sheave that direction subassembly includes the fixed position setting and the third pinch roller that the position activity set up about the gold wire, third V type sheave passes through door type support level and sets up on the bottom plate, the bottom plate is fixed on the mesa of feeder frame, the shaft of third V type sheave is vertical to be fixed on the top terminal surface of door type support, the shaft of third pinch roller is vertical to be fixed on the slide top surface, third V type sheave flushes with the third pinch roller, the slide slides on the guide rail, the guide rail is fixed on the bottom plate, all set up the riser at the guide rail both ends, two riser parallel arrangement, a fixed horizontal pole between two risers, the horizontal pole runs through the slide, the spring is established to the cover on the horizontal pole, spring one end withstands the slide, the other end withstands on the riser of keeping away from.
It is right the utility model discloses technical scheme's preferred, gold wire traction assembly include "U" type support, go up roller and lower roll, "U" type support is vertical to be adorned on the mesa of feeder frame, goes up roller and lower roll parallel arrangement and both ends and all fixes on riser about "U" type support, goes up and leaves the gold wire passageway that supplies the gold wire to penetrate between roller and the lower roll. The gold wire drawing component is arranged to guide the gold wire 13 drawn from the gold wire reel into the gold wire left and right guide component 3, the gold wire up and down guide component 4 and the wire feeding device 5, so as to prevent the gold wire in the gold wire left and right guide component 3 from slipping.
It is right the utility model discloses technical scheme's preferred, direction subassembly includes base plate, riser, fourth V type sheave and fourth pinch roller about the gold wire, the base plate is fixed on the mesa of feeder frame, the riser is fixed on the base plate, fourth V type sheave and fourth pinch roller are all installed at the riser through the shaft, fourth V type sheave is located the below of fourth pinch roller and the shaft of fourth V type sheave and fourth pinch roller is located same straight line, fourth V type sheave and the laminating of fourth pinch roller, the gold wire penetrates the V type inslot of fourth V type sheave.
It is right to the utility model discloses technical scheme's preferred, two line sleeve pipes of the both ends symmetry embedding of the lower carriage of lower gear train unit in the wire drive feed unit. The purpose of the two wire sleeves is to guide the gold wire into the wire feed channel of the wire feeder and to assist the gold wire into the stamping press.
The technical scheme of the utility model is optimized, the gold wire automatic feeding precise fixed-length cutting equipment also comprises a control system, the control system comprises a PLC, a photoelectric displacement sensor, a stamping machine control system, a feeding motor and a magnetic sensor, the PLC is electrically connected with the feeding motor, and the PLC provides an action signal of feeding quantity for the feeding motor; the photoelectric displacement sensor is electrically connected with the PLC, the photoelectric displacement sensor feeds the gold wire feeding amount back to the PLC, and the PLC sends a stop instruction to the feeding motor when the feeding amount reaches a set value; the PLC is electrically connected with the control system of the punching machine, the PLC sends an action instruction to the control system of the punching machine after receiving the feeding quantity of the gold wire fed back by the photoelectric displacement sensor, and the punching blade on the punching machine acts to cut off the gold wire; the magnetic sensor is electrically connected with the PLC, when the magnetic sensor receives the return stroke of the punching blade to a set position after the punching blade is cut, the magnetic sensor transmits a signal to the PLC, and the PLC provides an action signal of feeding quantity for the feeding motor.
Right the utility model discloses technical scheme's preferred, photoelectric displacement sensor's measuring head passes through the sensor support to be installed on the golden wire guide assembly from top to bottom, and the directional golden wire of measuring head.
The technical proposal of the utility model is optimized, the crankshaft of the punching machine is connected with the blade fixing plate of the upper die through the slide block, the top end of the crankshaft is fixed with a steel sheet which interacts with the magnetic sensor, and the measuring head of the magnetic sensor is arranged on the shell at the top end of the crankshaft through the sensor bracket; when the steel sheet and the magnetic sensor reach the action range, the magnetic sensor contacts are conducted to generate signals, and the magnetic sensor transmits the signals to the PLC.
Compared with the prior art, the utility model, its beneficial effect is:
1. the utility model discloses a gold wire autoloading precision fixed length cuts off and equips, and autoloader and punching machine and die-cut mould form unified equipment wholly, and many turns of coil form silk material cover is hung on free rotation's blowing dish, pulls the subassembly through directional gold wire and gets into the multiunit leading wheel, gets into wire drive feed unit at last, and the fixed length is sent into die-cut mould and is accomplished die-cut, so reciprocating to be bad, and production efficiency is high, and the section is neat, and length is unanimous, and product quality is reliable.
2. The utility model discloses a gold wire autoloading precision cut-to-length equipment brought economic benefits, at present, the semiconductor chip industry development at home and abroad is fast, need consume a large amount of coating materials, and utilizes PVD vapor deposition method coating film (back of the body gold) to be the most ideal technological method so far. China is at an ascending stage in the aspect of the demand of chip evaporation back gold, and the supply of high-quality coating noble metal materials is still insufficient. The production efficiency of the gold wire automatic feeding precise fixed-length cutting equipment is greatly improved, and the annual production capacity of the product can be estimated to be 1000 kilograms; according to the market quotation at present, the annual output value can reach 3 million yuan, the profit is millions of yuan, and good economic benefit and social benefit are achieved. The product of the technology has a high starting point, is an advanced level in the domestic industry, can improve the supply capacity of chip coating products in China, promotes the further development of the industry, and improves the product quality and market competitiveness of the industry.
Drawings
Fig. 1 is a front view of the present embodiment 1.
Fig. 2 is a schematic perspective view of the automatic feeding machine.
Fig. 3 is a front view of fig. 2.
Fig. 4 is a top view of fig. 2.
Fig. 5 is a perspective view of the gold wire left and right guide assembly.
Fig. 6 is a schematic perspective view of the wire feeder.
Fig. 7 is a front view of fig. 6.
Fig. 8 is an enlarged view at a in fig. 1.
Detailed Description
The technical solution of the present invention is explained in detail below, but the scope of protection of the present invention is not limited to the embodiments.
In order to make the disclosure of the present invention more comprehensible, the following description is further made in conjunction with fig. 1 to 8 and the detailed description.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
As shown in fig. 1, the gold wire automatic feeding precise fixed length cutting device comprises an automatic feeding machine and a punching machine, wherein the automatic feeding machine and the punching machine 7 are both arranged on the ground, the punching machine 7 is arranged at the tail end of the automatic feeding machine, and the punching machine 7 receives the gold wire fed from the automatic feeding machine and cuts the gold wire 13.
As shown in fig. 2, 3 and 4, the automatic feeder comprises a feeder frame 6 arranged on the ground, a material placing tray 1, a gold wire traction assembly 2, at least one gold wire left and right guide assembly 3, a gold wire up and down guide assembly 4 and a wire feeding device 5.
As shown in fig. 2 and 3, the material placing tray 1, the gold wire traction component 2, the gold wire left and right guide component 3, the gold wire up and down guide component 4 and the wire feeding device 5 are all arranged on the table top of the feeder frame 6 and are arranged along the length direction of the table top, and the material placing tray 1 and the wire feeding device 5 are arranged at two ends of the table top; the gold wire traction component 2, the gold wire left and right guide component 3 and the gold wire up and down guide component 4 are located between the material placing tray 1 and the wire feeding device 5, the gold wire traction component 2 is close to the material placing tray 1, the gold wire up and down guide component 4 is close to the wire feeding device 5, the gold wire reel is sleeved on the material placing tray 1, and the gold wire 13 pulled out of the gold wire reel sequentially passes through the material placing tray 1, the gold wire traction component 2, the gold wire left and right guide component 3, the gold wire up and down guide component 4 and the wire feeding device 5 and finally enters the punching machine 7.
As shown in fig. 2 and 3, there are two gold wire left and right guide members 3, two gold wire left and right guide members 3 are located between the gold wire drawing member 2 and the gold wire up and down guide member 4, one gold wire left and right guide member 3 is adjacent to the gold wire drawing member 2, and the other gold wire left and right guide member 3 is adjacent to the gold wire up and down guide member 4. The arrangement of the two gold wire left and right guide assemblies 3 and the arrangement of the specific positions aim to ensure the straightness of the gold wires, and a plurality of gold wire left and right guide assemblies can be arranged to avoid the drooping of the long-distance gold wires.
As shown in fig. 5, the gold wire left and right guiding component 3 includes a third V-shaped groove wheel 31 with a fixed position and a third pressing wheel 32 with a movable position, the third V-shaped groove wheel is horizontally arranged on a bottom plate 34 through a door-shaped support 33, the bottom plate 34 is fixed on the table top of the feeder frame 6, the wheel shaft of the third V-shaped groove wheel is vertically fixed on the top end surface of the door-shaped support, the wheel shaft of the third pressing wheel is vertically fixed on the top surface of a sliding plate 35, the third V-shaped groove wheel is flush with the third pressing wheel, the sliding plate slides on a guide rail 36, the guide rail is fixed on the bottom plate, vertical plates 37 are arranged at two ends of the guide rail, two vertical plates are arranged in parallel, a cross rod 38 is fixed between the two vertical plates, the cross rod penetrates through the sliding plate, a spring 39 is sleeved on the cross rod, one.
When the gold wire left and right guide assembly 3 is used, the sliding plate 35 is pushed by a hand to slide, so that the third pressing wheel 32 leaves the third V-shaped groove wheel 31, the gold wire 13 enters, is clamped in the V-shaped groove of the third V-shaped groove wheel 31, the sliding plate 35 is loosened, the spring 39 acts on the sliding plate 35 to move, so that the third pressing wheel 32 is tightly attached to the third V-shaped groove wheel 31, the gold wire 13 is clamped in the V-shaped groove of the third V-shaped groove wheel 31, and the gold wire 13 is prevented from slipping.
As shown in fig. 2 and 3, the gold wire drawing assembly 2 includes a U-shaped bracket, an upper roller and a lower roller, the U-shaped bracket is vertically installed on the table surface of the feeder frame 6, the upper roller and the lower roller are arranged in parallel, and both ends of the upper roller and the lower roller are fixed on the left vertical plate and the right vertical plate of the U-shaped bracket, and a gold wire channel for the gold wire 13 to penetrate is reserved between the upper roller and the lower roller. The gold wire drawing component 2 is arranged to guide the gold wire 13 drawn from the gold wire reel into the gold wire left and right guide component 3, the gold wire up and down guide component 4 and the wire feeding device 5, so as to prevent the gold wire in the gold wire left and right guide component 3 from slipping.
As shown in fig. 3, the gold wire up-and-down guiding component 4 comprises a base plate, a vertical plate, a fourth V-shaped grooved wheel and a fourth pressing wheel, the base plate is fixed on the table-board of the feeder frame 6, the vertical plate is fixed on the base plate, the fourth V-shaped grooved wheel and the fourth pressing wheel are both installed on the vertical plate through a wheel shaft, the fourth V-shaped grooved wheel is located below the fourth pressing wheel, the wheel shafts of the fourth V-shaped grooved wheel and the fourth pressing wheel are located on the same straight line, the fourth V-shaped grooved wheel and the fourth pressing wheel are attached, and the gold wire 13 penetrates into the V-shaped groove of the fourth V-.
As shown in fig. 6 and 7, the wire feeder 5 includes an upper gear set unit 53, a lower gear set unit 54, an adjusting locking handle 51 and a feeding motor 52, the lower gear set unit 54 is fixed on the top surface of the feeder frame 6 through a base plate 55, the upper gear set unit 53 is swung and involuted on the lower gear set unit 54, a wire feeding channel for feeding the gold wires 13 is formed between the upper gear set unit 53 and the lower gear set unit 54, the adjusting locking handle 51 is swung and installed on the lower gear set unit 54 and presses the upper gear set unit 53 on the lower gear set unit 54, and the feeding motor 52 provides power for the lower gear set unit 54 to drive the gold wires 13 to enter the punching machine.
As shown in fig. 7, the lower gear set unit 54 includes a lower support frame 54-1, three first gears, a first pressure wheel and two first V-shaped grooved wheels, the lower support frame 54-1 is vertically installed on the table top of the feeder frame 6, the three first gears are all installed on the lower support frame 54-1 through gear shafts, the three first gears are linearly arranged, the first gear located in the middle is meshed with the first gears on both sides at the same time, the first gear located in the middle is defined as a driving gear, and the first gears located on both sides are defined as driven gears; the first pinch roller and the driving gear are coaxially mounted, and the two first V-shaped grooved wheels are coaxially mounted with the two driven gears respectively.
The feeding motor 52 is installed on the table-board of the feeder frame 6, and a motor shaft of the feeding motor 52 is connected with a gear shaft of the driving gear through a coupling.
The upper gear set unit 53 comprises a gland plate 53-1, a gear mounting plate 53-2, two second gears, a second V-shaped grooved wheel and two second pinch rollers, wherein the two second gears and the second V-shaped grooved wheel are mounted on the gear mounting plate through a gear shaft, the two second gears and the second V-shaped grooved wheel are arranged in a straight line and positioned between the two second gears, and the two second pinch rollers are respectively mounted coaxially with the two second gears; the gear mounting plate is fixed on the press cover plate 53-1, one side of the press cover plate 53-1 is hinged with one side of the lower support frame 54-1, the press cover plate 53-1 rotates to enable the other side of the press cover plate 53-1 to be attached to the other side of the lower support frame 54-1, the adjusting and locking handle 51 is hinged with the other side of the lower support frame 54-1, and when the other side of the press cover plate 53-1 is attached to the other side of the lower support frame 54-1, the adjusting and locking handle 51 rotates to the vertical position to rotate the adjusting and locking handle 51 to tightly press.
When the other side of the gland plate 53-1 is attached to the other side of the lower support frame 54-1, the two second gears are respectively engaged with the two driven gears, the two second pressing wheels are respectively positioned right above the two first V-shaped grooved wheels, and the second V-shaped grooved wheel is positioned right above the first pressing wheel.
As shown in FIG. 7, two wire casings 54-2 are symmetrically inserted into both ends of the lower support frame 54-1 of the lower gear set unit 54 in the wire feeder 5. The purpose of the two wire sleeves 54-2 is to guide the gold wire into the wire feed passage of the wire feeder 5 and to assist the gold wire into the stamping press.
The feeding motor 52 is electrified, the feeding motor 52 rotates, the three first gears and the two second gears rotate simultaneously, the gold wire 13 enters the V-shaped groove of the first V-shaped grooved wheel after penetrating through the wire sleeve 54-2, and the second pressing wheel presses the gold wire 13 in the V-shaped groove of the first V-shaped grooved wheel to prevent slipping; the rotation of the gear drives the gold wire 13 to enter the V-shaped groove of the second V-shaped grooved wheel, enter the V-shaped groove of the first V-shaped grooved wheel and finally be fed into the punching machine 7 through the wire sleeve 54-2.
In the wire feeding device 5 of embodiment 1, due to the design of the installation positions of the first V-shaped grooved wheels, the second V-shaped grooved wheels and the first V-shaped grooved wheels (two first V-shaped grooved wheels are located below, and one second V-shaped grooved wheel is located between the two first V-shaped grooved wheels and above the two first V-shaped grooved wheels), the gold wire 13 will change by a small angle when passing through the first V-shaped grooved wheels, the second V-shaped grooved wheels and the first V-shaped grooved wheels in sequence, so that the gold wire is flexible.
As shown in fig. 1 and 8, a punching die is mounted on the punching machine 7, and comprises an upper die and a lower die, and is mounted at the main shaft end of the machine tool of the punching machine 7, and a punching blade 8 is arranged on the upper die; the lower die comprises a bottom die fixing plate 9, a punching bottom die 10, a limit stop 11 and a stop return spring 12, wherein a punching hole is formed in the bottom die fixing plate 9, a punching blade 8 cuts off a gold wire 13 in an up-and-down motion mode along the punching hole, a transverse mounting hole perpendicular to the punching hole is formed in the bottom die fixing plate 9, the transverse mounting hole is divided into two sections by the punching hole, the punching bottom die 10 is arranged in one section, and the limit stop 11 and the stop return spring 12 are arranged in the other section; the limit stop 11 and the stop return spring 12 are installed in the transverse mounting hole through a screw plug 14, and a gold wire channel for a gold wire 13 to penetrate is axially arranged on the punching bottom die 10.
As shown in fig. 8, in embodiment 1, the gold wire 13 penetrates into the gold wire channel, and extends into the punching hole to abut against the limit stop 11, at this time, the stop return spring 12 is compressed, the punching blade 8 performs downward punching to complete one-time punching, and when the blade returns, the gold particle sticking edge moves upward, and since the limit stop 11 rapidly resets under the pushing of the stop return spring 12, the gold particle is scraped, and the blockage of the feeding port of the punching hole is avoided.
The embodiment 1 is a known technique in the punch press 7, and the detailed structure and operation thereof will not be described in detail.
The upper die in the embodiment 1 further comprises a blade fixing plate, wherein a clamping hole is formed in the center of the blade fixing plate, and threaded through holes are formed in two sides of the blade fixing plate. The upper part of the punching blade 8 is clamped in the clamping hole in a clearance fit manner, and a mounting hole is formed at the position corresponding to the threaded through hole; a semicircular notch is also formed at the lower edge of the punching blade 8. When the punching blade 8 is replaced and installed, the screws on the two sides of the blade fixing plate are loosened or tightened. The diameter of the semicircular notch at the lower edge of the piercing tip 8 is the same as the diameter of the gold wire 13.
The punching machine in the embodiment 1 has high cutting frequency, production efficiency is higher than that of manual feeding by multiple times, cutting length is accurate, and the section is flat; because the setting of limit stop 11 and dog reset spring 12 has effectively solved the easy stifled problem of pay-off mouth of gold grain bonding sword.
Example 2
A control system is added on the basis of the embodiment 1, PLC programming is mainly involved in the control system, precise feeding and cutting are realized, and circuits and control programs are not described in the embodiment because the PLC programming is a known technology.
The control system comprises a PLC, a photoelectric displacement sensor, a punch control system, a feeding motor 52 and a magnetic sensor 15, wherein the PLC is electrically connected with the feeding motor 52 and provides an action signal of feeding quantity for the feeding motor 52; the photoelectric displacement sensor is electrically connected with the PLC, the photoelectric displacement sensor feeds the gold wire feeding amount back to the PLC, and the PLC sends a stop instruction to the feeding motor 52 when the feeding amount reaches a set value; the PLC is electrically connected with a control system of the punching machine, the PLC sends an action instruction to the control system of the punching machine after receiving the gold wire feeding amount fed back by the photoelectric displacement sensor, and a punching blade 8 on the punching machine acts to cut off the gold wire 13; the magnetic sensor is electrically connected with the PLC, when the magnetic sensor receives the return stroke of the punching blade 8 to a set position after the punching blade 8 is cut, the magnetic sensor transmits a signal to the PLC, and the PLC provides an action signal of feeding quantity for the feeding motor 52.
The measuring head of the photoelectric displacement sensor is arranged on the gold wire upper and lower guide component 4 through a sensor bracket, and the measuring head points to the gold wire 13.
A crankshaft of the punch 7 is connected with a blade fixing plate of an upper die through a sliding block, a steel sheet interacting with a magnetic sensor 15 is fixed at the top end of the crankshaft, and a measuring head of the magnetic sensor is arranged on a machine shell at the top end of the crankshaft through a sensor bracket; the crankshaft acts on the punching blade 8 to return, when the steel sheet and the magnetic sensor reach an action range, the contact of the magnetic sensor is conducted to generate a signal, and the magnetic sensor transmits the signal to the PLC.
The workflow of example 2 was:
the gold wire is hung on the feeding plate, passes through the V groove of the left-right and up-down direction control wheel set, enters the V groove of the synchronous gear wheel set of the wire feeding device, the adjusting handle compresses the gold wire, and the servo motor drives the gear to rotate and feed the gold wire to the die until the gold wire is tightly propped against the limit stop; at the moment, the gold wire conveying is stopped, the photoelectric displacement sensor sends a signal to control the punch slide block to move downwards, and the blade is driven to complete one-time punching. When the blade returns, the gold particles stick to the edge and go upward, and the gold particles are scraped because the limit stop is rapidly reset under the pushing of the spring, so that the blockage of a feeding port is avoided. When the blade moves upwards to a certain height, the magnetic sensor sends a signal to control the servo motor to continue working, and the next feeding and cutting operation is carried out.
As mentioned above, although the present invention has been shown and described with reference to certain preferred embodiments, it should not be construed as limiting the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The automatic gold wire feeding precise fixed-length cutting equipment comprises an automatic feeder and a punching machine, and is characterized in that the automatic feeder and the punching machine are both arranged on the ground, the punching machine is arranged at the tail end of the automatic feeder, and the punching machine receives gold wires sent by the automatic feeder and cuts off the gold wires;
the automatic feeder comprises a feeder frame (6) arranged on the ground, a discharging disc (1), a gold wire traction assembly (2), at least one gold wire left and right guide assembly (3), a gold wire upper and lower guide assembly (4) and a wire feeding device (5), wherein the discharging disc (1), the gold wire traction assembly (2), the gold wire left and right guide assembly (3), the gold wire upper and lower guide assembly (4) and the wire feeding device (5) are all arranged on the table top of the feeder frame (6) and are arranged along the length direction of the table top, and the discharging disc (1) and the wire feeding device (5) are arranged at two ends of the table top; the gold wire traction assembly (2), the gold wire left and right guide assembly (3) and the gold wire upper and lower guide assembly (4) are positioned between the material placing tray (1) and the wire feeding device (5), the gold wire traction assembly (2) is close to the material placing tray (1), the gold wire upper and lower guide assembly (4) is close to the wire feeding device (5), the gold wire reel is sleeved on the material placing tray (1), and a gold wire (13) pulled out of the gold wire reel sequentially passes through the material placing tray (1), the gold wire traction assembly (2), the gold wire left and right guide assembly (3), the gold wire upper and lower guide assembly (4) and the wire feeding device (5) and finally enters the punching machine;
the wire feeding device (5) comprises an upper gear set unit (53), a lower gear set unit (54), an adjusting and locking handle (51) and a feeding motor (52), the lower gear set unit (54) is fixed on the table top of the feeder frame (6), the upper gear set unit (53) is swung and involuted on the lower gear set unit (54), a wire feeding channel for feeding the gold wire (13) is formed between the upper gear set unit (53) and the lower gear set unit (54), the adjusting and locking handle (51) is swung and installed on the lower gear set unit (54) and presses the upper gear set unit (53) on the lower gear set unit (54), and the feeding motor (52) provides power for the lower gear set unit (54) to drive the gold wire (13) to enter the punching machine;
the lower gear set unit (54) comprises a lower support frame (54-1), three first gears, a first pressing wheel and two first V-shaped grooved wheels, the lower support frame (54-1) is vertically installed on the table top of the feeder frame (6), the three first gears are all installed on the lower support frame (54-1) through gear shafts, the three first gears are linearly arranged, the first gear located in the middle is meshed with the first gears on the two sides at the same time, the first gear located in the middle is defined as a driving gear, and the first gears located on the two sides are driven gears; the first pressing wheel and the driving gear are coaxially arranged, and the two first V-shaped grooved wheels are respectively coaxially arranged with the two driven gears;
the feeding motor (52) is arranged on the table surface of the feeder frame (6), and a motor shaft of the feeding motor (52) is connected with a gear shaft of the driving gear through a coupling;
the upper gear set unit (53) comprises a gland plate (53-1), a gear mounting plate, two second gears, a second V-shaped grooved wheel and two second pinch rollers, wherein the two second gears and the second V-shaped grooved wheel are mounted on the gear mounting plate through a gear shaft, the two second gears and the second V-shaped grooved wheel are arranged in a straight line and positioned between the two second gears, and the two second pinch rollers are respectively mounted coaxially with the two second gears; the gear mounting plate is fixed on the press cover plate (53-1), one side of the press cover plate (53-1) is hinged with one side of the lower support frame (54-1), the press cover plate (53-1) rotates to enable the other side of the press cover plate (53-1) to be attached to the other side of the lower support frame (54-1), the adjusting and locking handle (51) is hinged with the other side of the lower support frame (54-1), and when the other side of the press cover plate (53-1) is attached to the other side of the lower support frame (54-1), the adjusting and locking handle (51) rotates to a vertical position to rotate the adjusting and locking handle (51) to tightly press the press cover plate (53-;
when the other side of the gland plate (53-1) is attached to the other side of the lower support frame (54-1), two second gears are respectively meshed with the two driven gears, two second pressing wheels are respectively positioned right above the two first V-shaped grooved wheels, and a second V-shaped grooved wheel is positioned right above the first pressing wheels;
a punching die is arranged on the punching machine (7), the punching die comprises an upper die and a lower die, the upper die is arranged at the main shaft end of a machine tool of the punching machine (7), and a punching blade (8) is arranged on the upper die; the lower die comprises a bottom die fixing plate (9), a punching bottom die (10), a limit stop (11) and a stop reset spring (12), wherein a punching hole is formed in the bottom die fixing plate (9), a punching blade (8) vertically acts along the punching hole to cut off a gold wire (13), a transverse mounting hole perpendicular to the punching hole is formed in the bottom die fixing plate (9), the transverse mounting hole is divided into two sections by the punching hole, the punching bottom die (10) is arranged in one section, and the limit stop (11) and the stop reset spring (12) are arranged in the other section; the limit stop (11) and the stop return spring (12) are arranged in the transverse mounting hole through a screw plug (14), and a gold wire channel for a gold wire (13) to penetrate is arranged on the punching bottom die (10) along the axial direction.
2. A gold wire automatic feeding precise fixed-length cutting equipment as claimed in claim 1, wherein there are two gold wire left and right guiding components (3), two gold wire left and right guiding components (3) are located between the gold wire drawing component (2) and the gold wire up and down guiding component (4), one gold wire left and right guiding component (3) is next to the gold wire drawing component (2), and the other gold wire left and right guiding component (3) is next to the gold wire up and down guiding component (4).
3. The gold wire automatic feeding precise fixed-length cutting equipment as claimed in claim 2, wherein the gold wire left and right guide assembly (3) comprises a third V-shaped grooved wheel fixedly arranged and a third pressure wheel movably arranged, the third V-shaped grooved wheel is horizontally arranged on a bottom plate through a door-shaped bracket, the bottom plate is fixed on the table surface of the feeder frame (6), the wheel shaft of the third V-shaped grooved wheel is vertically fixed on the top end surface of the door-shaped bracket, the wheel shaft of the third pressure wheel is vertically fixed on the top surface of a sliding plate, the third V-shaped grooved wheel is flush with the third pressure wheel, the sliding plate slides on the guide rail, the guide rail is fixed on the bottom plate, vertical plates are arranged at two ends of the guide rail, the two vertical plates are arranged in parallel, a cross rod is fixed between the two vertical plates and penetrates through the sliding plate, the spring is sleeved on the cross rod, one end of the spring props against the sliding plate, and the other end of the spring props against the vertical plate far away from the third pressing wheel.
4. The automatic gold wire feeding and precise length-fixing cutting equipment as claimed in claim 1, wherein the gold wire drawing assembly (2) comprises a U-shaped support, an upper roller and a lower roller, the U-shaped support is vertically arranged on the table surface of the feeder frame (6), the upper roller and the lower roller are arranged in parallel, two ends of the upper roller and the lower roller are fixed on left and right vertical plates of the U-shaped support, and a gold wire channel for the gold wire (13) to penetrate is reserved between the upper roller and the lower roller.
5. The gold wire automatic feeding precise fixed-length cutting equipment as claimed in claim 1, wherein the gold wire up-and-down guiding component (4) comprises a base plate, a vertical plate, a fourth V-shaped grooved wheel and a fourth pressing wheel, the base plate is fixed on the table surface of the feeder frame (6), the vertical plate is fixed on the base plate, the fourth V-shaped grooved wheel and the fourth pressing wheel are both installed on the vertical plate through wheel shafts, the fourth V-shaped grooved wheel is located below the fourth pressing wheel, the wheel shafts of the fourth V-shaped grooved wheel and the fourth pressing wheel are located on the same straight line, the fourth V-shaped grooved wheel is attached to the fourth pressing wheel, and the gold wire grooved wheel (13) penetrates into the V-shaped groove of the fourth V-shaped grooved wheel.
6. The gold wire automatic feeding precise fixed-length cutting equipment as claimed in claim 1, characterized in that two wire sleeves (54-2) are symmetrically embedded at two ends of a lower support frame (54-1) of a lower gear set unit (54) in the wire feeder (5).
7. The gold wire automatic feeding precise fixed-length cutting equipment as claimed in claim 1, wherein the gold wire automatic feeding precise fixed-length cutting equipment further comprises a control system, the control system comprises a PLC, a photoelectric displacement sensor, a punch press control system, a feeding motor (52) and a magnetic sensor, the PLC is electrically connected with the feeding motor (52), and the PLC provides an action signal of feeding amount for the feeding motor (52); the photoelectric displacement sensor is electrically connected with the PLC, the photoelectric displacement sensor feeds the gold wire feeding amount back to the PLC, and the PLC sends a stop instruction to the feeding motor (52) when the feeding amount reaches a set value; the PLC is electrically connected with the control system of the punching machine, the PLC sends an action instruction to the control system of the punching machine after receiving the feeding quantity of the gold wire fed back by the photoelectric displacement sensor, and a punching blade (8) on the punching machine acts to cut off the gold wire (13); the magnetic sensor is electrically connected with the PLC, when the magnetic sensor receives the return stroke of the punching blade (8) to a set position after the punching blade (8) finishes cutting, the magnetic sensor transmits a signal to the PLC, and the PLC provides an action signal of feeding amount for the feeding motor (52).
8. A gold wire automatic feeding precise fixed-length cutting equipment as claimed in claim 7, wherein the measuring head of the photoelectric displacement sensor is mounted on the gold wire up-and-down guiding component (4) through a sensor bracket, and the measuring head is directed to the gold wire (13).
9. A gold wire automatic feeding precise fixed-length cutting device as claimed in claim 7, wherein the crankshaft of the punch (7) is connected with the blade fixing plate of the upper die through a slide block, a steel sheet interacting with the magnetic sensor is fixed at the top end of the crankshaft, and the measuring head of the magnetic sensor is installed on the shell at the top end position of the crankshaft through a sensor bracket; when the crankshaft acts on the punching blade (8) for return stroke, when the steel sheet and the magnetic sensor reach an action range, the contact of the magnetic sensor is conducted to generate a signal, and the magnetic sensor transmits the signal to the PLC.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921590201.6U CN210730817U (en) | 2019-09-24 | 2019-09-24 | Gold wire automatic feeding precision fixed-length cutting equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921590201.6U CN210730817U (en) | 2019-09-24 | 2019-09-24 | Gold wire automatic feeding precision fixed-length cutting equipment |
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| CN210730817U true CN210730817U (en) | 2020-06-12 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110508723A (en) * | 2019-09-24 | 2019-11-29 | 南京玻璃纤维研究设计院有限公司 | Spun gold self-feeding precision customized cut-off equipment |
| CN112355189A (en) * | 2020-10-17 | 2021-02-12 | 梁少龙 | Steel bar cutting device for building engineering |
| CN113976775A (en) * | 2021-11-03 | 2022-01-28 | 黄米初 | Steel wire rope shearing machine |
-
2019
- 2019-09-24 CN CN201921590201.6U patent/CN210730817U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110508723A (en) * | 2019-09-24 | 2019-11-29 | 南京玻璃纤维研究设计院有限公司 | Spun gold self-feeding precision customized cut-off equipment |
| CN112355189A (en) * | 2020-10-17 | 2021-02-12 | 梁少龙 | Steel bar cutting device for building engineering |
| CN113976775A (en) * | 2021-11-03 | 2022-01-28 | 黄米初 | Steel wire rope shearing machine |
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Effective date of registration: 20201202 Address after: 210012, No. 30, Xi An Road, Yuhua West Road, Yuhuatai District, Jiangsu, Nanjing Patentee after: NANJING FIBERGLASS R&D INSTITUTE Co.,Ltd. Patentee after: Sinoma Science & Technology Co.,Ltd. Address before: 210000 Jiangsu city of Nanjing province Jiangning Science Park Tong Road No. 99 Patentee before: NANJING FIBERGLASS R&D INSTITUTE Co.,Ltd. |
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