CN110252845B - Dish mouth machine - Google Patents
Dish mouth machine Download PDFInfo
- Publication number
- CN110252845B CN110252845B CN201910477159.5A CN201910477159A CN110252845B CN 110252845 B CN110252845 B CN 110252845B CN 201910477159 A CN201910477159 A CN 201910477159A CN 110252845 B CN110252845 B CN 110252845B
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- Prior art keywords
- head
- platform
- steel wire
- cylinder
- rotating
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 71
- 239000010959 steel Substances 0.000 claims abstract description 71
- 230000007306 turnover Effects 0.000 claims abstract description 30
- 230000001360 synchronised effect Effects 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000003068 static effect Effects 0.000 description 3
- 238000010009 beating Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/02—Winding-up or coiling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/34—Feeding or guiding devices not specially adapted to a particular type of apparatus
Abstract
The invention discloses a mouth coiling machine which comprises a frame, a cutting mechanism, a wire feeding mechanism, a clamping mechanism and a mouth coiling mechanism, wherein the cutting mechanism is arranged on the frame; the machine frame is provided with a track, the cutting mechanism and the wire feeding mechanism are both arranged on the track, and the end of the track is provided with a clamping mechanism; the disc opening mechanism comprises a first platform, a first motor, a rotating shaft, a rotating head, a turnover head and a turnover cylinder; the rotating shaft is arranged on the first platform, the first motor drives the rotating shaft to rotate, the rotating head is arranged on the rotating shaft and points to the clamping mechanism, and a first pin shaft along the radial direction of the rotating head is arranged on the rotating head; the turnover head and the rotating head are in the same horizontal plane, the turnover head is perpendicular to the central axis of the rotating head, and a second pin shaft along the axial direction of the turnover head is arranged on the turnover head. The mouth coiling machine provided by the invention can realize automatic turning back and mouth coiling of the steel wire by utilizing the rotating head and the turning head, rapidly manufacture the mouth coiling steel wire with the twist-shaped end, remarkably improve the production efficiency and reduce the labor cost of piano production.
Description
Technical Field
The invention relates to the field of mechanical equipment, in particular to a mouth coiling machine for manufacturing a steel wire of a mouth coiling in a piano.
Background
Fig. 1 shows a wire for a mouth of a piano, which is manufactured by folding back one end of the wire and then rotating the wire to form a twisted end. In the prior art, the steel wire at the dish mouth is manufactured by a simple semi-automatic tool used manually, namely, a worker folds back the steel wire and then sleeves the steel wire on a rotating head, and the rotating head is driven to rotate by a motor to manufacture the hemp-shaped end head. The processing method is low in efficiency, the processed twist heads are different in tightness, the twist knots are uneven in length, and the product quality is difficult to control.
Disclosure of Invention
The invention aims to solve the technical problem of providing a mouth coiling machine which is used for automatically producing mouth coiling steel wires for pianos and improving the production efficiency and the product quality.
In order to solve the technical problems, the invention adopts the following technical scheme: a mouth coiling machine comprises a frame, a cutting mechanism, a wire feeding mechanism, a clamping mechanism and a mouth coiling mechanism;
the machine frame is provided with a track, the cutting mechanism and the wire feeding mechanism are both arranged on the track, and the end of the track is provided with a clamping mechanism;
the disc opening mechanism comprises a first platform, a first motor, a rotating shaft, a rotating head, a turnover head and a turnover cylinder; the rotating shaft is arranged on the first platform, the first motor drives the rotating shaft to rotate, the rotating head is arranged on the rotating shaft and points to the clamping mechanism, and a first pin shaft along the radial direction of the rotating head is arranged on the rotating head; the turnover head and the rotating head are in the same horizontal plane, the turnover head is perpendicular to the central axis of the rotating head, a second pin shaft is arranged on the turnover head along the axial direction of the turnover head, and the turnover cylinder drives the turnover shaft to horizontally move and rotate along the central axis.
Further, the disk opening mechanism further comprises a second platform, a second motor and a screw rod, wherein the second motor is arranged on the second platform, the first platform is movably arranged on the second platform, the second motor drives the screw rod to rotate, the screw rod drives the first platform to reciprocate, and the screw rod is parallel to the rotating shaft; the second motor is used for realizing the horizontal movement of the rotating head, and the rotating head simultaneously extracts the steel wire from the clamping mechanism at a constant speed when rotating the disc opening, so that the tightness consistency of the twist sections of the steel wire is ensured, and the twist knots are uniform in length.
Further, the dish mouth mechanism further comprises a first air cylinder, the second platform is hinged with the frame, the first air cylinder is arranged on the frame, and the telescopic rod of the first air cylinder is hinged with the second platform.
Further, install the second cylinder on the second platform, the telescopic link of second cylinder is directional rotating head, and the second cylinder is used for beating the dish mouth steel wire that will process from the rotating head.
Further, the cutting mechanism comprises a third platform, a third air cylinder, a fourth air cylinder and a cutter, wherein the third platform is installed on the track, the third air cylinder drives the third platform to reciprocate on the track, a first steel wire perforation is arranged on the third platform, and the fourth air cylinder and the cutter are all installed on the third platform.
Further, the cutter includes stand, cutter and lever, and the one end of lever is articulated with the telescopic link of stand articulated other end and fourth cylinder, and the middle part at the lever is installed to the cutter, and the cutter is directional to first steel wire perforation.
Further, the wire feeding mechanism comprises a fourth platform, a third motor, a synchronous belt, a belt wheel, a fifth cylinder, a pressure head and a sleeve; the fourth platform is arranged on the track, the synchronous belt is tensioned on a group of belt wheels, the fourth platform is fixedly connected with the synchronous belt, the synchronous belt is parallel to the track, and the belt wheels are driven by the third motor to rotate so as to drive the fourth platform to reciprocate along the track; the sleeve is arranged on the fourth platform, and a second steel wire perforation through which the steel wire passes is arranged in the sleeve; the side of sleeve is provided with the recess that communicates to the perforation of second steel wire, and the pressure head is located the recess, and the pressure head is driven to the fifth cylinder.
Further, the orifice of the second steel wire perforation is a flare.
Further, the clamping mechanism comprises an upper clamping head and a lower clamping head, and the lower clamping head and the upper clamping head are respectively used for clamping the main body section and the folding section of the steel wire.
Further, a gap is arranged between the upper chuck and the lower chuck, and a middle chuck is arranged in the gap between the upper chuck and the lower chuck.
The beneficial effects are that: (1) The mouth coiling machine provided by the invention can realize automatic turning back and mouth coiling of the steel wire by utilizing the rotating head and the turning head, rapidly manufacture the mouth coiling steel wire with the twist-shaped end, remarkably improve the production efficiency and reduce the labor cost of piano production. (2) The dish mouth machine provided by the invention uses the second motor and the screw rod to realize the feeding of the rotating head, the length of the twist knot generated by the rotating head during dish mouth is precisely controlled by the feeding speed, and the quality of dish mouth steel wires is obviously improved. (3) The cutter is designed into a lever type structure, the shearing force of the cutter is improved by utilizing the lever, and the cutting efficiency of the steel wire is ensured. (4) The disk mouth machine designs the clamping mechanism into a three-section structure, the clamping operation of most areas of the twist-shaped end heads of the disk mouth steel wires is realized by using the upper clamping head and the lower clamping head, the clamping operation of the tail parts of the twist-shaped end heads of the disk mouth steel wires is realized by using the middle clamping head, and the tight ending of the twist-shaped end heads of the disk mouth steel wires is ensured.
Drawings
Fig. 1 is a schematic view of a mouthpiece wire.
Fig. 2 is a front view of the mouthpiece machine of embodiment 1.
Fig. 3 is a front view of the mouthpiece mechanism in embodiment 1.
Fig. 4 is a front view of the cutting mechanism in embodiment 1.
Fig. 5 is a right side view of fig. 4.
Fig. 6 is a front view of the wire feeder of embodiment 1.
Fig. 7 is a front view of the rotating head and the inverting head in embodiment 1.
Fig. 8 is a top view of fig. 7.
Fig. 9 is a schematic view of the opening operation of the spin head (one).
Fig. 10 is a schematic diagram of the opening operation of the spin head (two).
Fig. 11 is a schematic diagram of the operation of the clamping mechanism.
Wherein: 1. a frame; 101. a track; 2. a cutting mechanism; 201. a third platform; 2011. perforating a first steel wire; 202. a third cylinder; 203. a fourth cylinder; 204. a column; 205. a cutter; 206. a lever; 3. a wire feeding mechanism; 301. a fourth platform; 302. a fifth cylinder; 303. a pressure head; 304. a sleeve; 3041. perforating the second steel wire; 4. a clamping mechanism; 401. an upper chuck; 402. a middle chuck; 403. a lower chuck; 5. a disk opening mechanism; 501. a first platform; 502. a first motor; 503. a rotation shaft; 504. a rotating head; 5041. a first pin; 505. a turnover head; 5051. a second pin; 506. a second platform; 507. a second motor; 508. a screw rod; 509. a first cylinder; 510. a second cylinder; 6. and (3) a steel wire.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
Example 1
As shown in fig. 2, the mouth coiling machine of the embodiment comprises a frame 1, a cutting mechanism 2, a wire feeding mechanism 3, a clamping mechanism 4 and a mouth coiling mechanism 5;
the machine frame 1 is provided with a track 101, the cutting mechanism 2 and the wire feeding mechanism 3 are both arranged on the track 101, and the end of the track 101 is provided with a clamping mechanism 4;
as shown in fig. 3, the mouthpiece mechanism 5 includes a first stage 501, a first motor 502, a rotary shaft 503, a rotary head 504, a flipping head 505, a flipping cylinder, a second stage 506, a second motor 507, a screw 508, a first cylinder 509, and a second cylinder 510; the rotating shaft 503 is mounted on the first platform 501, the first motor 502 drives the rotating shaft 503 to rotate, the rotating head 504 is mounted on the rotating shaft 503 and points to the clamping mechanism 4, and the rotating head 504 is provided with a first pin 5041 along the radial direction of the rotating head 504; the turnover head 505 and the rotating head 504 are in the same horizontal plane, the turnover head 505 is perpendicular to the central axis of the rotating head 504, a second pin shaft 5051 along the axial direction of the turnover head 505 is arranged on the turnover head 505, and the turnover cylinder drives the turnover shaft to horizontally move and rotate along the central axis;
the second motor 507 is installed on the second platform 506, the first platform 501 is movably installed on the second platform 506, the second motor 507 drives the screw rod 508 to rotate, the screw rod 508 drives the first platform 501 to reciprocate, and the screw rod 508 is parallel to the rotating shaft 503; the second motor 507 is used for realizing the horizontal movement of the rotating head 504, and the rotating head 504 simultaneously extracts the steel wire from the clamping mechanism 4 at a constant speed when rotating the disc opening, so that the tightness of the twist sections of the steel wire is consistent and the length of the twist knots is uniform;
the second platform 506 is hinged with the frame 1, the first air cylinder 509 is arranged on the frame 1, the telescopic rod of the first air cylinder 509 is hinged with the second platform 506, the telescopic rod of the second air cylinder 510 points to the rotating head 504, and the second air cylinder 510 is used for beating a processed disc-mouth steel wire from the rotating head 504;
as shown in fig. 4 and 5, the cutting mechanism 2 comprises a third platform 201, a third cylinder 202, a fourth cylinder 203 and a cutter, wherein the third platform 201 is installed on the track 101, the third cylinder 202 drives the third platform 201 to reciprocate on the track 101, a first steel wire perforation 2011 is arranged on the third platform 201, and the fourth cylinder 203 and the cutter are installed on the third platform 201;
the cutter comprises a stand column 204, a cutter 205 and a lever 206, one end of the lever 206 is hinged with the stand column 204, the other end of the lever is hinged with a telescopic rod of the fourth cylinder 203, the cutter 205 is arranged in the middle of the lever 206, and the cutter 205 points to the first steel wire perforation 2011.
As shown in fig. 6, the wire feeding mechanism 3 includes a fourth platform 301, a third motor, a timing belt, a pulley, a fifth cylinder 302, a ram 303, and a sleeve 304; the fourth platform 301 is mounted on the track 101, the synchronous belt is tensioned on a group of belt wheels, the fourth platform 301 is fixedly connected with the synchronous belt, the synchronous belt is parallel to the track 101, and the belt wheels are driven by the third motor to rotate so as to drive the fourth platform 301 to reciprocate along the track 101; a sleeve 304 is mounted on the fourth platform 301, and a second steel wire perforation 3041 for passing a steel wire is arranged in the sleeve 304; the side surface of the sleeve 304 is provided with a groove communicated with the second steel wire perforation 3041, the pressure head 303 is positioned in the groove, and the fifth cylinder 302 drives the pressure head 303; the aperture of the second wire perforation 3041 is flared.
As shown in fig. 11, the clamping mechanism 4 includes an upper collet 401, a middle collet 402, a lower collet 403, the lower collet 403 and the upper collet 401 being used to clamp the main body section and the return section of the wire, respectively; a gap is arranged between the upper chuck 401 and the lower chuck 403, and a middle chuck 402 is arranged in the gap between the upper chuck 401 and the lower chuck 403; the upper chuck 401 comprises a movable chuck and a static chuck, the movable chuck and the static chuck are respectively positioned at the left side and the right side of the steel wire, and the cylinder drives the movable chuck to move relative to the static chuck so as to clamp and loosen the steel wire; the clamping principle of the middle clamp 402 and the lower clamp 403 on the steel wire is identical to that of the upper clamp 401.
The action flow of the mouth coiling machine of the embodiment is as follows:
(1) The third cylinder 202 in fig. 2 drives the third platform 201 to move rightward, exposing the steel wire 6;
(2) The wire feeding mechanism 3 moves rightwards to a proper position, the steel wire 6 penetrates into the second steel wire perforation 3041, and the fifth cylinder 302 drives the pressure head 303 to compress the steel wire 6;
(3) The wire feeding mechanism 3 moves leftward to feed the wire 6 to the position shown in fig. 8, the wire 6 being located in front of the turn head 505; simultaneously, the lower chuck 403 of the clamping mechanism 4 clamps the steel wire 6;
(4) The third cylinder 202 in fig. 2 drives the third platform 201 to move to the left to the original position, and the fourth cylinder 203 shown in fig. 5 drives the cutter 205 to cut off the wire 6;
(5) The second motor 507 drives the first platform 501 and the rotating head 504 positioned on the first platform 501 to move rightwards to reach the position shown in fig. 9, and the first pin shaft 5041 of the rotating head 504 is positioned above the steel wire 6;
(6) The rotating head 504 in fig. 8 is advanced and turned 180 ° so that the wire 6 is folded back around the first pin 5041, resulting in the state shown in fig. 10; at the same time, the upper jaw 401 of the clamping mechanism 4 clamps the folded-back section of the steel wire 6;
(7) The first motor 502 drives the rotating shaft 503 and the rotating head 504 to rotate, and the second motor 507 drives the first platform 501 and the rotating head 504 to move leftwards, so as to gradually form a wire-twist-shaped end as shown in fig. 11;
(8) When the wire 6 is processed to the state shown in the lower stage of fig. 11, the middle chuck 402 is clamped, and the upper chuck 401 and the lower chuck 403 are loosened until the processing of the twist-shaped end of the whole wire is completed;
(9) The third cylinder 202 in fig. 2 drives the third platform 201 to move rightward, again exposing the wire 6;
(10) The wire feeding mechanism 3 moves rightwards to a proper position, the next section of steel wire 6 penetrates into the second steel wire perforation 3041, and the fifth cylinder 302 drives the pressure head 303 to compress the steel wire 6; at the same time, the middle clamp 402 is relaxed;
(11) The first motor 502 drives the rotation shaft 503 and the rotation head 504 to rotate, so that the first pin 5041 of the rotation head 504 shown in fig. 7 faces downward;
(12) The second cylinder 510 starts a telescoping action to drop the processed wire at the mouth of the disc sleeved on the first pin 5041.
Although embodiments of the present invention have been described in the specification, these embodiments are presented only, and should not limit the scope of the present invention. Various omissions, substitutions and changes in the form of examples are intended in the scope of the invention.
Claims (2)
1. A dish mouth machine, its characterized in that: comprises a frame, a cutting mechanism, a wire feeding mechanism, a clamping mechanism and a disc opening mechanism;
the machine frame is provided with a track, the cutting mechanism and the wire feeding mechanism are both arranged on the track, and the end of the track is provided with a clamping mechanism;
the disc opening mechanism comprises a first platform, a first motor, a rotating shaft, a rotating head, a turnover head and a turnover cylinder;
the rotating shaft is arranged on the first platform, the first motor drives the rotating shaft to rotate, the rotating head is arranged on the rotating shaft and points to the clamping mechanism, and a first pin shaft along the radial direction of the rotating head is arranged on the rotating head; the turnover head and the rotating head are in the same horizontal plane, the turnover head is perpendicular to the central axis of the rotating head, a second pin shaft is arranged on the turnover head along the axial direction of the turnover head, and the turnover cylinder drives the turnover shaft to horizontally move and rotate along the central axis;
the disk opening mechanism further comprises a second platform, a second motor and a screw rod, wherein the second motor is arranged on the second platform, the first platform is movably arranged on the second platform, the second motor drives the screw rod to rotate, the screw rod drives the first platform to reciprocate, and the screw rod is parallel to the rotating shaft;
the disc opening mechanism further comprises a first air cylinder, the second platform is hinged with the frame, the first air cylinder is arranged on the frame, and the telescopic rod of the first air cylinder is hinged with the second platform;
a second cylinder is arranged on the second platform, and a telescopic rod of the second cylinder points to the rotating head;
the cutting mechanism comprises a third platform, a third cylinder, a fourth cylinder and a cutter, wherein the third platform is arranged on the track, the third cylinder drives the third platform to reciprocate on the track, the third platform is provided with a first steel wire perforation, and the fourth cylinder and the cutter are both arranged on the third platform;
the cutter comprises a stand column, a cutter and a lever, one end of the lever is hinged with the stand column, the other end of the lever is hinged with a telescopic rod of a fourth cylinder, the cutter is arranged in the middle of the lever, and the cutter points to the first steel wire perforation;
the wire feeding mechanism comprises a fourth platform, a third motor, a synchronous belt, a belt wheel, a fifth cylinder, a pressure head and a sleeve;
the fourth platform is arranged on the track, the synchronous belt is tensioned on a group of belt wheels, the fourth platform is fixedly connected with the synchronous belt, the synchronous belt is parallel to the track, and the belt wheels are driven by the third motor to rotate so as to drive the fourth platform to reciprocate along the track;
the sleeve is arranged on the fourth platform, and a second steel wire perforation through which the steel wire passes is arranged in the sleeve; the side surface of the sleeve is provided with a groove communicated with the second steel wire perforation, the pressure head is positioned in the groove, and the fifth cylinder drives the pressure head;
the clamping mechanism comprises an upper clamping head and a lower clamping head, and the lower clamping head and the upper clamping head are respectively used for clamping a main body section and a folding section of the steel wire;
a gap is formed between the upper chuck and the lower chuck, and a middle chuck is arranged in the gap between the upper chuck and the lower chuck;
the working flow is as follows:
(1) The third cylinder drives the third platform to move rightwards to expose the steel wire;
(2) The wire feeding mechanism moves rightwards to a proper position, so that a steel wire penetrates into the second steel wire perforation, and the fifth cylinder drives the pressure head to compress the steel wire;
(3) The wire feeding mechanism moves leftwards to send the steel wire to the front of the turnover head; simultaneously, the lower chuck of the clamping mechanism clamps the steel wire;
(4) The third cylinder drives the third platform to move leftwards to the original position, and the fourth cylinder drives the cutter to cut off the steel wire;
(5) The second motor drives the first platform and the rotating head positioned on the first platform to move rightwards, so that a first pin roll of the rotating head is positioned on the steel wire;
(6) The rotary head advances and turns over 180 degrees, so that the steel wire is folded back around the first pin shaft; meanwhile, an upper chuck of the clamping mechanism clamps the folded-back section of the steel wire;
(7) The first motor drives the rotating shaft and the rotating head to rotate, and simultaneously the second motor drives the first platform and the rotating head to move leftwards to gradually form a steel wire twist-shaped end;
(8) When the wire at the disc opening is processed to be in a tail-end state, the middle clamping head is clamped, the upper clamping head and the lower clamping head are loosened until the processing of the twist-shaped end head of the whole wire at the disc opening is completed;
(9) The third cylinder drives the third platform to move rightwards, and the steel wire is exposed again;
(10) The wire feeding mechanism moves rightwards to a proper position, a next section of steel wire penetrates into the second steel wire perforation, and the fifth cylinder drives the pressure head to compress the steel wire; simultaneously, the middle clamping head is loosened;
(11) The first motor drives the rotating shaft and the rotating head to rotate, so that a first pin shaft of the rotating head faces downwards;
(12) The second cylinder starts a telescopic action to drop the processed steel wire sleeved on the first pin shaft.
2. The mouthpiece machine of claim 1, wherein: the orifice of the second steel wire perforation is a bell mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910477159.5A CN110252845B (en) | 2019-06-03 | 2019-06-03 | Dish mouth machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910477159.5A CN110252845B (en) | 2019-06-03 | 2019-06-03 | Dish mouth machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110252845A CN110252845A (en) | 2019-09-20 |
| CN110252845B true CN110252845B (en) | 2024-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910477159.5A Active CN110252845B (en) | 2019-06-03 | 2019-06-03 | Dish mouth machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110252845B (en) |
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