CN107993632B - Automatic rope sticking equipment for piano shaft bracket - Google Patents
Automatic rope sticking equipment for piano shaft bracket Download PDFInfo
- Publication number
- CN107993632B CN107993632B CN201711468576.0A CN201711468576A CN107993632B CN 107993632 B CN107993632 B CN 107993632B CN 201711468576 A CN201711468576 A CN 201711468576A CN 107993632 B CN107993632 B CN 107993632B
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- China
- Prior art keywords
- rope
- cylinder
- station
- seat
- guide rail
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- 230000007246 mechanism Effects 0.000 claims abstract description 138
- 239000000463 material Substances 0.000 claims abstract description 94
- 238000003825 pressing Methods 0.000 claims abstract description 88
- 238000005520 cutting process Methods 0.000 claims abstract description 50
- 238000000465 moulding Methods 0.000 claims abstract description 48
- 239000003292 glue Substances 0.000 claims abstract description 43
- 238000007599 discharging Methods 0.000 claims abstract description 35
- 238000000034 method Methods 0.000 claims abstract description 23
- 230000008569 process Effects 0.000 claims abstract description 17
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 4
- 210000000078 claw Anatomy 0.000 claims description 22
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
- G10C9/00—Methods, tools or materials specially adapted for the manufacture or maintenance of musical instruments covered by this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/0208—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to separate articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F11/00—Cutting wire
Abstract
Relates to the field of manufacturing of piano parts, in particular to automatic rope bonding equipment for a piano shaft bracket. Automatic string equipment that glues of piano pedestal includes: the device comprises a discharging mechanism, a feeding mechanism, a dispensing mechanism, a rope taking and cutting mechanism, a forming rope pressing mechanism, a material taking and conveying mechanism and an electric control system for controlling the actions of the mechanisms; the discharging mechanism is used for arranging and discharging shaft bracket grooves of the shaft bracket in the same direction; the feeding mechanism is used for outputting the shaft frames output by the discharging mechanism at certain intervals; the dispensing mechanism is used for dispensing glue in a shaft bracket groove of the shaft bracket to finish the dispensing process; the molding rope pressing mechanism is used for pressing a molded rope with a certain length into a shaft bracket groove of the shaft bracket; the rope taking and cutting mechanism is used for providing a rope with a certain length for the forming rope pressing mechanism; and the material taking and conveying mechanism is used for conveying the shaft bracket to each station. The device realizes the automation of the string sticking of the piano shaft bracket, greatly lightens the labor intensity of workers, improves the production efficiency, improves the accuracy of string sticking molding, and ensures the quality of string sticking.
Description
Technical Field
The invention relates to the field of manufacturing of piano parts, in particular to automatic rope bonding equipment for a piano shaft bracket.
Background
The existing shaft bracket rope bonding procedure is to manually arrange the shaft bracket on a die, glue the two slots of the shaft bracket, hook the middle section of the rope by nails on the die, press the two ends of the rope into the shaft bracket slots, ensure that the length of the shaft bracket rope meets the requirements, and cut off the rope. The processing procedure is completely operated by hands, so that the labor intensity is high, the production efficiency is low, and the quality is unstable; the processing procedure has high requirements on the quality of workers, the workers need to be trained for a period of time to be on duty, and the workers also need to be careful to be able to perform the work.
The bonding rope processing of the piano shaft bracket is to bond two ends of a section of rope with the diameter of 1 millimeter on the piano shaft bracket, and a shaft bracket groove for pressing in the rope is formed in the shaft bracket to be processed.
Disclosure of Invention
Aiming at the technical problems existing in the prior art, the invention aims at: the automatic rope sticking equipment for the piano shaft bracket is automatic and continuous in production and high in production efficiency.
In order to achieve the above purpose, the invention adopts the following technical scheme:
automatic string equipment that glues of piano pedestal includes: the device comprises a discharging mechanism, a feeding mechanism, a dispensing mechanism, a forming rope pressing mechanism, a rope taking and cutting mechanism, a material taking and conveying mechanism and an electric control system; the discharging mechanism is used for arranging and sending out shaft bracket grooves of the shaft bracket in the same direction; the feeding mechanism is used for outputting the shaft frames output by the discharging mechanism at certain intervals; the dispensing mechanism corresponds to the dispensing station and is used for dispensing in a shaft bracket groove of the shaft bracket to finish the dispensing process; the rope pressing mechanism is used for forming a rope with a certain length and pressing the rope into a shaft bracket groove of the shaft bracket corresponding to the rope pressing station; the rope taking and cutting mechanism is used for providing a rope with a certain length for the forming rope pressing mechanism; the material taking and conveying mechanism is used for conveying the shaft bracket to the dispensing station and the rope pressing station; and the electric control system is used for controlling the actions of all the mechanisms. After the structure is adopted, the shaft bracket is discharged from the discharging mechanism and is conveyed into the feeding groove through the feeding mechanism, the dispensing mechanism is used for dispensing glue in the shaft bracket groove, the rope taking and cutting mechanism is used for taking ropes and cutting ropes with certain length, the forming rope pressing mechanism is used for forming the ropes and pressing the ropes into the shaft bracket groove, and the material taking and conveying mechanism is used for taking and conveying the shaft bracket of each station. Continuous automatic operation of the whole equipment is realized.
The material taking and conveying mechanism comprises a first material taking cylinder, a first material taking claw, a second material taking cylinder, a second material taking claw, a material taking guide rail, a feeding groove, a pushing cylinder and a supporting plate; the first station, the second station, the third station, the fourth station and the fifth station are sequentially arranged along the conveying direction of the feeding groove; the material taking guide rail is arranged in parallel with the feeding groove, the first material taking claw and the second material taking claw are fixed on the bearing plate and are movably arranged on the material taking guide rail, and the pushing cylinder is used for pushing the bearing plate to move on the material taking guide rail; the tail end of the first material taking claw is connected with a first material taking cylinder, and the tail end of the second material taking claw is connected with a second material taking cylinder. After the structure is adopted, the first material taking cylinder and the second material taking cylinder respectively push the first material taking clamping jaw and the second material taking clamping jaw to move in the front-back direction.
The second station is a dispensing station, the fourth station is a rope pressing station, the first station and the third station are stations for waiting for materials, and the fifth station is a finished product station. After the structure is adopted, the first material taking clamping jaw and the second material taking clamping jaw which are fixed on the bearing plate clamp and convey the shaft frames of the first station and the third station to the second station and the fourth station, the processes of dispensing and rope pressing are completed simultaneously, then the shaft frames of the second station and the fourth station are conveyed to the third station and the fifth station, the shaft frames which complete the process of dispensing are placed in the material waiting station to wait for rope pressing, and the shaft frames which complete the process of rope pressing are placed in the finished product station.
The feeding mechanism comprises a pushing cylinder, a pushing rod, a pushing groove, a feeding cylinder and a feeding rod; one end of the pushing rod is arranged in the pushing groove, and the other end of the pushing rod is connected with the pushing cylinder; one end of the feeding rod is arranged in a feeding groove of the material taking and conveying mechanism, the other end of the feeding rod is connected with the feeding cylinder, and the feeding groove vertically penetrates through the tail of the pushing groove. After the structure is adopted, the pushing groove is perpendicular to the discharging groove and is arranged at the tail end of the discharging groove, the shaft frames are conveyed into the pushing groove through the discharging groove, the width of the pushing groove can only pass through one shaft frame, the pushing cylinder drives the pushing rod to move, the shaft frames entering the pushing groove are pushed to the tail end of the pushing groove, the feeding groove vertically penetrates through the tail end of the pushing groove, the feeding cylinder drives the feeding rod to move, the shaft frames located at the tail end of the pushing groove are pushed to a first station in the feeding groove, single conveying of the shaft frames is achieved, and accordingly corresponding procedures can be orderly completed through the shaft frames in each station.
The dispensing mechanism comprises a feeding cylinder, a supporting seat, a first guide rail, a dispensing cylinder, a second guide rail, a glue cylinder seat and a dispenser; the first guide rail is horizontally arranged, the second guide rail is vertically arranged, a supporting seat capable of sliding along the guide rail is arranged on the first guide rail, one end of the supporting seat is connected with the feeding cylinder, and the other end of the supporting seat is connected with the base of the second guide rail; the rubber cylinder seat comprises a horizontal folding section and a vertical folding section which are mutually perpendicular, the lower end of the vertical folding section is connected with the horizontal folding section, the upper end of the vertical folding section is connected with the dispensing cylinder, and the vertical folding section is arranged on the second guide rail; the glue dispenser comprises a glue cylinder and a glue dispensing head, wherein the glue cylinder is arranged on the horizontal folding section of the glue cylinder seat.
The horizontal folding section of the rubber cylinder seat is provided with a through hole for placing the rubber cylinder; the support seat is arranged on the first guide rail in a forward and backward moving way, drives the rubber cylinder seat to move in the forward and backward direction, and realizes the forward and backward movement of the rubber head in the shaft bracket groove for dispensing; the glue dispensing cylinder drives the glue cylinder seat to move in the up-down direction and drives the glue head to be far away from or close to the shaft bracket groove. After the structure is adopted, the rubber cylinder is arranged on the horizontal folding section, the glue dispensing cylinder drives the vertical folding section to move up and down on the second guide rail, the glue dispensing head is close to or far away from the shaft bracket groove, the feeding cylinder drives the supporting seat to move back and forth on the first guide rail, the glue dispensing head is moved back and forth along the shaft bracket groove, and glue dispensing is completed.
The rope taking and cutting mechanism comprises a rope guiding mechanism, a rope taking mechanism and a rope cutting mechanism; the rope taking mechanism is correspondingly arranged at the rope outlet end of the rope guiding mechanism, and the rope cutting mechanism is arranged perpendicular to the rope outlet direction of the rope guiding mechanism; the rope taking mechanism comprises a rope clamping cylinder, a finger cylinder, a rope clamping pushing seat, a rope clamping guide rail and a rope clamping finger; the opening end of the rope clamping finger is arranged corresponding to the rope outlet end of the rope guiding mechanism, the other end of the rope clamping finger is connected with the finger cylinder, the rope clamping pushing seat is arranged at the outer side of the finger cylinder, the rope clamping guide rail is arranged below the rope clamping pushing seat, and the rope clamping cylinder is connected to one side of the rope clamping pushing seat far away from the rope clamping finger; the cutting mechanism comprises a cutting cylinder, a cutter seat sliding seat, a cutter seat guide rail, a cutter holder, a blade and a rope cutting stop block, wherein the cutter seat sliding seat is movably arranged on the cutter seat guide rail, one end of the cutter seat sliding seat is connected with the cutting cylinder, the cutter holder is arranged at the other end of the cutter seat sliding seat, the blade is arranged on the cutter holder, the rope cutting stop block is correspondingly arranged in front of the blade, and the rope outlet end of the rope guiding mechanism is positioned between the blade and the rope cutting stop block. After the structure is adopted, the rope clamping finger of the rope taking mechanism directly takes out the rope output by the rope outlet end of the rope guiding mechanism, and the rope with a certain length is taken out and cut off by the blade and the rope cutting stop block.
The molding rope pressing mechanism comprises a molding outer die, a molding outer die cylinder, a molding inner die cylinder, a rope pressing die head and a rope pressing cylinder; the forming outer die is arranged at one side of the rope pressing station, the forming inner die is arranged in front of the forming outer die, and the rope pressing die head is arranged at the outer side of the forming inner die; one end of the molding outer die is opposite to the rope pressing station, and a molding outer die cylinder is connected to the other end of the molding outer die and is used for controlling the movement of the molding outer die in the front-back direction; the molding inner die cylinder is connected to the upper end of the molding inner die and used for controlling the movement of the molding inner die in the up-down direction; the rope pressing cylinder is connected to the upper end of the rope pressing die head and used for controlling the movement of the rope pressing die head in the up-down direction. After the structure is adopted, the forming outer die moves forwards and the forming inner die moves downwards at the same time, a rope positioned in front of the forming outer die is formed, the forming inner die moves upwards after forming, and the rope pressing die head moves downwards at the same time, so that the rope positioned in the forming outer die is pressed into the shaft bracket groove.
The shape of the rope pressing die head corresponds to the shape of the formed rope, and the cross section size of the rope pressing die head is smaller than the diameter of the rope. After the structure is adopted, the rope can be pressed into the shaft bracket groove while the rope is pressed into the forming rope, and the rope can be pressed into the shaft bracket groove.
The rope outlet end of the rope guiding mechanism and the rope clamping finger are positioned between the forming outer die of the forming rope pressing mechanism and the rope pressing station, and the forming inner die is positioned above the rope pressing station. After the structure is adopted, the forming outer die directly forms the cut rope, directly forms the rope at the rope pressing station, and the rope pressing die head directly presses the formed rope into the shaft bracket groove of the shaft bracket after forming.
In general, the invention has the following advantages:
1. the automatic discharging vibration disc is adopted by the discharging mechanism to realize automatic discharging of the shaft bracket, thereby replacing manual discharging, greatly reducing the labor intensity of workers and improving the production efficiency of discharging.
2. The automatic dispensing mechanism is adopted to replace manual dispensing, so that the dispensing accuracy is improved, and the labor intensity of workers is reduced.
3. The automatic rope taking and cutting mechanism improves the accuracy of rope length cutting, ensures consistent rope length taking each time, and greatly reduces the labor intensity of workers.
4. The rope forming and pressing mechanism is adopted to realize rope forming and pressing into the shaft bracket groove, so that the process requirement precision of rope adhesion is ensured, and the accuracy of rope adhesion and the quality effect of rope adhesion are ensured.
5. The feeding mechanism is used for feeding the shaft brackets before dispensing, and the conveying mechanism is used for conveying the shaft brackets after dispensing, so that each shaft bracket can be accurately conveyed to each processing station, and meanwhile, each station can be simultaneously processed, and the production efficiency is improved.
Drawings
Fig. 1 is a schematic diagram of a finished product structure of a shaft bracket bonding rope.
Fig. 2 is a perspective view of an assembly of the automatic string-sticking device for the piano shaft bracket.
Fig. 3 is a front view of fig. 2.
Fig. 4 is a top view of fig. 2.
Fig. 5 is a top view of the discharge mechanism and the feed mechanism.
Fig. 6 is a front view of the dispensing mechanism.
Fig. 7 is a left side view of the dispensing mechanism.
Fig. 8 is a front view of the rope-taking cutting mechanism.
Fig. 9 is a top view of the rope retrieval cutting mechanism.
Fig. 10 is a schematic view of the structure of the molding rope pressing mechanism when the molding outer mold moves forward and the molding inner mold moves downward.
Fig. 11 is a schematic diagram of the structure of the molding inner die of the molding rope pressing mechanism when moving upwards.
Fig. 12 is a top view of the take-off conveyor.
The reference numerals and corresponding parts and components in the drawings are: 1. the feeding mechanism, 3, the dispensing mechanism, 4, the dispenser, 5, the molding rope pressing mechanism, 6, the rope taking and cutting mechanism, 7, the material taking and conveying mechanism, 8, the frame, 9, the electric control system, 10, the rope, 11, the shaft bracket, 12, the discharging vibration disk, 13, the straight vibration disk, 14, the discharging groove, 15, the knife seat guide rail, 16, the pushing cylinder, 17, the pushing rod, 18, the pushing groove, 19, the feeding cylinder, 20, the feeding rod, 21, the feeding groove, 22, the rubber cylinder, 23, the dispensing head, 24, the feeding cylinder, 25, the supporting seat, 26, the first guide rail, 27, the second guide rail, 28, the dispensing cylinder, 29, the vertical folding section, 30, the horizontal folding section, 31, the rope guiding mechanism, 32 and the rope clamping guide rail, 33, a rope clamping finger, 34, a finger cylinder, 35, a rope clamping pushing seat, 36, a rope clamping cylinder, 37, a rope cutting cylinder, 38, a cutter seat sliding seat, 39, a cutter holder, 40, a blade, 41, a rope cutting stop block, 42, a forming outer mold cylinder, 43, a forming outer mold, 44, a forming inner mold cylinder, 45, a forming inner mold, 46, a rope pressing cylinder, 47, a rope pressing die head, 48, a first station, 49, a second station, 50, a third station, 51, a fourth station, 52, a fifth station, 53, a first material taking cylinder, 54, a first material taking claw, 55, a second material taking cylinder, 56, a second material taking claw, 57, a pushing cylinder, 58, a material taking guide rail, 59, a damper, 60 and a bearing plate.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description.
Automatic string equipment that glues of piano pedestal includes: the device comprises a discharging mechanism, a feeding mechanism, a dispensing mechanism, a rope taking and cutting mechanism, a forming rope pressing mechanism, a material taking and conveying mechanism and an electric control system for controlling the actions of the mechanisms.
The discharging mechanism comprises a discharging vibration disc, a direct vibration disc and a discharging groove; the discharge groove is connected with a discharge hole of the discharge vibration disk, and the straight vibration disk is arranged at the middle bottom of the discharge groove. The shaft bracket to be processed is sequentially vibrated and discharged from a discharge hole of the discharging vibration disc to enter a discharging groove, and is vibrated and conveyed to advance in the discharging groove.
The feeding mechanism comprises a pushing cylinder, a pushing rod, a pushing groove, a feeding cylinder and a feeding rod; one end of the pushing rod is arranged in the pushing groove, and the other end of the pushing rod is connected with the pushing cylinder; one end of the feeding rod is arranged in a feeding groove of the material taking and conveying mechanism, the other end of the feeding rod is connected with the feeding cylinder, and the feeding groove vertically penetrates through the tail of the pushing groove. The pushing groove is perpendicular to the discharging groove and is arranged at the tail end of the discharging groove, the shaft brackets are conveyed to the pushing groove through vibration of the discharging groove, the width of the pushing groove can only pass through one shaft bracket, the pushing cylinder drives the pushing rod to move, the shaft bracket entering the pushing groove is pushed to the tail end of the pushing groove, the feeding groove vertically penetrates through the tail end of the pushing groove, the feeding cylinder drives the feeding rod to move, the shaft bracket located at the tail end of the pushing groove is pushed to a first station in the feeding groove, single conveying of the shaft brackets is achieved, and accordingly sufficient time is ensured for the shaft brackets to complete corresponding procedures in each station.
The dispensing mechanism comprises a feeding cylinder, a supporting seat, a first guide rail, a dispensing cylinder, a second guide rail, a glue cylinder seat and a dispenser; the first guide rail is horizontally arranged, the second guide rail is vertically arranged, a supporting seat capable of sliding along the guide rail is arranged on the first guide rail, one end of the supporting seat is connected with the feeding cylinder, and the other end of the supporting seat is connected with the base of the second guide rail; the rubber cylinder seat comprises a horizontal folding section and a vertical folding section which are mutually perpendicular, the lower end of the vertical folding section is connected with the horizontal folding section, the upper end of the vertical folding section is connected with the dispensing cylinder, and the vertical folding section is arranged on the second guide rail; the glue dispenser comprises a glue cylinder and a glue dispensing head, wherein the glue cylinder is arranged in a through hole of a horizontal folding section of the glue cylinder seat. The glue dispensing cylinder drives the vertical folded section to move up and down on the second guide rail, so that the glue dispensing head is close to or far away from the shaft bracket groove, and the feeding cylinder drives the supporting seat to move back and forth on the first guide rail, so that the glue dispensing head moves back and forth along the shaft bracket groove, and glue dispensing is completed.
The rope taking and cutting mechanism comprises a rope guiding mechanism, a rope taking mechanism and a rope cutting mechanism; the rope taking mechanism is correspondingly arranged at the rope outlet end of the rope guiding mechanism, and the rope cutting mechanism is perpendicular to the rope outlet direction of the rope guiding mechanism.
The rope taking mechanism comprises a rope clamping cylinder, a finger cylinder, a rope clamping pushing seat, a rope clamping guide rail and a rope clamping finger; the opening end of the rope clamping finger is arranged corresponding to the rope outlet end of the rope guiding mechanism, the other end of the rope clamping finger is connected with a finger cylinder, the finger cylinder is used for realizing the opening and closing of the rope clamping finger, the rope clamping pushing seat is arranged at the outer side of the finger cylinder, the rope clamping guide rail is arranged below the rope clamping pushing seat, and the rope clamping cylinder is connected to one side of the rope clamping pushing seat far away from the rope clamping finger; the rope clamping cylinder drives the rope clamping pushing seat to move a certain distance on the rope clamping guide rail so as to realize that the rope clamping finger moves close to the rope outlet end of the rope guiding mechanism in the rope outlet direction of the rope guiding mechanism and clamps the rope to take out the rope with a certain length.
The cutting mechanism comprises a cutting cylinder, a cutter seat sliding seat, a cutter seat guide rail, a cutter holder, a blade and a rope cutting stop block, wherein the cutter seat sliding seat is movably arranged on the cutter seat guide rail, one end of the cutter seat sliding seat is connected with the cutting cylinder, the cutter holder is arranged at the other end of the cutter seat sliding seat, the blade is arranged on the cutter holder, the rope cutting stop block is correspondingly arranged in front of the blade, and the rope outlet end of the rope guiding mechanism is positioned between the blade and the rope cutting stop block. The rope cutting cylinder drives the cutter seat sliding seat to move on the cutter seat guide rail to drive the blade on the cutter holder to cut the rope at the rope outlet end of the rope guiding mechanism, and the rope cutting stop block is used as a cutter anvil for auxiliary cutting and can also play a limiting role of the blade.
The molding rope pressing mechanism comprises a molding outer die, a molding outer die cylinder, a molding inner die cylinder, a rope pressing die head and a rope pressing cylinder; the forming outer die is arranged at one side of the rope pressing station, the forming inner die is arranged in front of the forming outer die, the rope outlet end of the rope guiding mechanism and the rope clamping finger are positioned between the forming outer die and the rope pressing station, and the forming inner die is positioned above the rope pressing station; the rope pressing die head is arranged at the outer side of the forming internal mold, the shape of the rope pressing die head corresponds to the shape of the formed rope, and the cross section size of the rope pressing die head is smaller than the diameter of the rope; one end of the molding outer die is opposite to the rope pressing station, and a molding outer die cylinder is connected to the other end of the molding outer die and is used for controlling the movement of the molding outer die in the front-back direction; the molding inner die cylinder is connected to the upper end of the molding inner die and used for controlling the movement of the molding inner die in the up-down direction; the rope pressing cylinder is connected to the upper end of the rope pressing die head and used for controlling the movement of the rope pressing die head in the up-down direction. During molding, the molding outer die moves forwards, the molding inner die moves downwards simultaneously, the rope which is cut by the rope taking and cutting mechanism and positioned in front of the molding outer die is molded, the molding inner die moves upwards after molding, the rope pressing die head moves downwards simultaneously, and the rope positioned in the molding outer die is pressed into the shaft bracket groove.
The material taking and conveying mechanism comprises a first material taking cylinder, a first material taking claw, a second material taking cylinder, a second material taking claw, a material taking guide rail, a feeding groove, a pushing cylinder, a bearing plate and a damper for providing a buffer effect for the pushing cylinder; the first station, the second station, the third station, the fourth station and the fifth station are sequentially arranged along the conveying direction of the feeding groove; the second station is a dispensing station, the fourth station is a rope pressing station, the first station and the third station are stations for waiting materials, and the fifth station is a finished product station. The material taking guide rail is arranged in parallel with the material feeding groove, the first material taking claw and the second material taking claw are fixed on the bearing plate at a distance of two stations, and are movably arranged on the material taking guide rail, the damper is positioned between the first material taking claw and the second material taking claw, and the pushing cylinder is used for pushing the bearing plate to move on the material taking guide rail; the tail end of the first material taking claw is connected with a first material taking cylinder, and the tail end of the second material taking claw is connected with a second material taking cylinder. The pushing cylinder drives the bearing plate to move on the material taking guide rail, the first material taking clamping jaw and the second material taking clamping jaw which are fixed on the bearing plate clamp and convey the shaft frames of the first station and the third station to the second station and the fourth station, the glue dispensing and rope pressing processes are finished at the second station and the fourth station respectively and simultaneously, then the shaft frames of the second station and the fourth station are conveyed to the third station and the fifth station, the shaft frames which finish the glue dispensing process are placed in the waiting station to wait for entering the pressing process, the shaft frames which finish the rope pressing process are placed in the finished product station, and the shaft frames return to the first station and the third station to continue to convey the shaft frames in a circulating mode.
When in use, the electric control system is used for controlling the operation of each mechanism. The material discharging vibration disc sequentially vibrates and discharges the shaft bracket to be processed from the discharge hole of the material discharging vibration disc into the material discharging groove, the material discharging groove vibrates and conveys the shaft bracket to the tail end of the material discharging groove and enters the material pushing groove, the material pushing cylinder drives the material pushing rod to move, the shaft bracket entering the material pushing groove is pushed to the tail end of the material pushing groove, the material feeding groove vertically penetrates through the tail end of the material pushing groove, the material feeding cylinder drives the material feeding rod to move, the shaft bracket positioned at the tail end of the material pushing groove is pushed to a first station in the material feeding groove, and single transmission of the shaft bracket is realized. The first material taking clamping jaw and the second material taking clamping jaw clamp the shaft brackets of the first station and the third station at first and convey the shaft brackets to the second station and the fourth station, the second station corresponds to the dispensing station, the fourth station corresponds to the rope pressing station, and the dispensing and rope pressing procedures are finished at the second station and the fourth station respectively. The glue dispensing process comprises the following steps: the dispensing cylinder drives the vertical folded section to move downwards, the dispensing head is close to the shaft bracket groove, the feeding cylinder drives the supporting seat to move forwards, the dispensing head moves forwards along the shaft bracket groove to reach the front end of the shaft bracket groove, the dispensing device is started, and meanwhile the feeding cylinder drives the supporting seat to move backwards, so that dispensing is uniformly performed in the shaft bracket groove. After the adhesive is adhered, the adhesive dispensing cylinder drives the vertical folding section to move upwards, and the adhesive dispensing head is far away from the shaft bracket groove; and finishing the glue dispensing process. The rope pressing process comprises rope taking and cutting and rope pressing, and rope taking and cutting: the rope clamping cylinder drives the rope clamping pushing seat to move a certain distance on the rope clamping guide rail so as to realize that a rope clamping finger moves to be close to the rope outlet end of the rope guiding mechanism in the rope outlet direction of the rope guiding mechanism and clamps the rope to take out a rope with a certain length; the rope cutting cylinder drives the cutter seat sliding seat to move on the cutter seat guide rail and drives the blade on the cutter holder to cut the rope at the rope outlet end of the rope guiding mechanism. Rope pressing: the forming outer die moves forwards, the forming inner die moves downwards simultaneously, the rope is pressed and formed, the forming inner die moves upwards after forming, the rope pressing die head moves downwards simultaneously, and the rope positioned in the forming outer die is pressed into the shaft bracket groove.
And then conveying the shaft frames of the second station and the fourth station to a third station and a fifth station, placing the shaft frames which finish the dispensing process in a waiting station for waiting for entering a pressing process, placing the shaft frames which finish the rope pressing process in a finished product station, and returning to the first station and the third station for continuously conveying the shaft frames in a circulating manner.
The above examples are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present invention should be made in the equivalent manner, and the embodiments are included in the protection scope of the present invention.
Claims (7)
1. Automatic string equipment that glues of piano pedestal, its characterized in that includes:
-a discharge mechanism for discharging the axle holder slots of the axle holder in the same direction;
-a feeding mechanism for outputting the shaft frames outputted from the discharging mechanism at certain intervals;
-a dispensing mechanism corresponding to the dispensing station for dispensing in a housing slot of the housing to complete the dispensing process;
-a profiled rope pressing mechanism, corresponding to the rope pressing station, for profiling and pressing a length of rope into a cradle groove of the cradle;
-a rope-taking cutting mechanism for providing a length of rope to the profiled rope pressing mechanism;
-a take-out conveyor for conveying the axle carrier into the dispensing station and the rope pressing station;
-an electronic control system for controlling the actions of the mechanisms;
the rope taking and cutting mechanism comprises a rope guiding mechanism, a rope taking mechanism and a rope cutting mechanism; the rope taking mechanism is correspondingly arranged at the rope outlet end of the rope guiding mechanism, and the rope cutting mechanism is arranged perpendicular to the rope outlet direction of the rope guiding mechanism;
the rope taking mechanism comprises a rope clamping cylinder, a finger cylinder, a rope clamping pushing seat, a rope clamping guide rail and a rope clamping finger; the opening end of the rope clamping finger is arranged corresponding to the rope outlet end of the rope guiding mechanism, the other end of the rope clamping finger is connected with the finger cylinder, the rope clamping pushing seat is arranged at the outer side of the finger cylinder, the rope clamping guide rail is arranged below the rope clamping pushing seat, and the rope clamping cylinder is connected to one side of the rope clamping pushing seat far away from the rope clamping finger;
the cutting mechanism comprises a cutting cylinder, a cutter seat sliding seat, a cutter seat guide rail, a cutter holder, a blade and a rope cutting stop block, wherein the cutter seat sliding seat is movably arranged on the cutter seat guide rail, one end of the cutter seat sliding seat is connected with the cutting cylinder, the cutter holder is arranged at the other end of the cutter seat sliding seat, the blade is arranged on the cutter holder, the rope cutting stop block is correspondingly arranged in front of the blade, and the rope outlet end of the rope guiding mechanism is positioned between the blade and the rope cutting stop block;
the molding rope pressing mechanism comprises a molding outer die, a molding outer die cylinder, a molding inner die cylinder, a rope pressing die head and a rope pressing cylinder; the forming outer die is arranged at one side of the rope pressing station, the forming inner die is arranged in front of the forming outer die, and the rope pressing die head is arranged at the outer side of the forming inner die; one end of the molding outer die is opposite to the rope pressing station, and a molding outer die cylinder is connected to the other end of the molding outer die and is used for controlling the movement of the molding outer die in the front-back direction; the molding inner die cylinder is connected to the upper end of the molding inner die and used for controlling the movement of the molding inner die in the up-down direction; the rope pressing cylinder is connected to the upper end of the rope pressing die head and used for controlling the movement of the rope pressing die head in the up-down direction;
the rope outlet end of the rope guiding mechanism and the rope clamping finger are positioned between the forming outer die of the forming rope pressing mechanism and the rope pressing station, and the forming inner die is positioned above the rope pressing station.
2. The automatic rope bonding device for a piano shaft bracket according to claim 1, wherein: the material taking and conveying mechanism comprises a first material taking cylinder, a first material taking claw, a second material taking cylinder, a second material taking claw, a material taking guide rail, a feeding groove, a pushing cylinder and a supporting plate; the first station, the second station, the third station, the fourth station and the fifth station are sequentially arranged along the conveying direction of the feeding groove; the material taking guide rail is arranged in parallel with the feeding groove, the first material taking claw and the second material taking claw are fixed on the bearing plate and are movably arranged on the material taking guide rail, and the pushing cylinder is used for pushing the bearing plate to move on the material taking guide rail; the tail end of the first material taking claw is connected with a first material taking cylinder, and the tail end of the second material taking claw is connected with a second material taking cylinder.
3. The automatic rope bonding device for a piano shaft bracket according to claim 2, wherein: the second station is a dispensing station, the fourth station is a rope pressing station, the first station and the third station are stations for waiting for materials, and the fifth station is a finished product station.
4. The automatic rope bonding device for a piano shaft bracket according to claim 2, wherein: the feeding mechanism comprises a pushing cylinder, a pushing rod, a pushing groove, a feeding cylinder and a feeding rod; one end of the pushing rod is arranged in the pushing groove, and the other end of the pushing rod is connected with the pushing cylinder; one end of the feeding rod is arranged in a feeding groove of the material taking and conveying mechanism, the other end of the feeding rod is connected with the feeding cylinder, and the feeding groove vertically penetrates through the tail of the pushing groove.
5. The automatic rope bonding device for a piano shaft bracket according to claim 1, wherein: the dispensing mechanism comprises a feeding cylinder, a supporting seat, a first guide rail, a dispensing cylinder, a second guide rail, a glue cylinder seat and a dispenser; the first guide rail is horizontally arranged, the second guide rail is vertically arranged, a supporting seat capable of sliding along the guide rail is arranged on the first guide rail, one end of the supporting seat is connected with the feeding cylinder, and the other end of the supporting seat is connected with the base of the second guide rail; the rubber cylinder seat comprises a horizontal folding section and a vertical folding section which are mutually perpendicular, the lower end of the vertical folding section is connected with the horizontal folding section, the upper end of the vertical folding section is connected with the dispensing cylinder, and the vertical folding section is arranged on the second guide rail; the glue dispenser comprises a glue cylinder and a glue dispensing head, wherein the glue cylinder is arranged on the horizontal folding section of the glue cylinder seat.
6. The automatic rope bonding device for a piano shaft rack according to claim 5, wherein: the horizontal folding section of the rubber cylinder seat is provided with a through hole for placing the rubber cylinder; the support seat is arranged on the first guide rail in a forward and backward moving way, drives the rubber cylinder seat to move in the forward and backward direction, and realizes the forward and backward movement of the rubber head in the shaft bracket groove for dispensing; the glue dispensing cylinder drives the glue cylinder seat to move in the up-down direction and drives the glue head to be far away from or close to the shaft bracket groove.
7. The automatic rope bonding device for a piano shaft bracket according to claim 1, wherein: the shape of the rope pressing die head corresponds to the shape of the formed rope, and the cross section size of the rope pressing die head is smaller than the diameter of the rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711468576.0A CN107993632B (en) | 2017-12-29 | 2017-12-29 | Automatic rope sticking equipment for piano shaft bracket |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711468576.0A CN107993632B (en) | 2017-12-29 | 2017-12-29 | Automatic rope sticking equipment for piano shaft bracket |
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| CN107993632A CN107993632A (en) | 2018-05-04 |
| CN107993632B true CN107993632B (en) | 2023-11-10 |
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| CN109493833B (en) * | 2018-10-22 | 2021-09-07 | 森鹤乐器股份有限公司 | Automatic woolen yarn machine of wearing of piano pedestal |
| CN111063322A (en) * | 2019-12-31 | 2020-04-24 | 广州珠江恺撒堡钢琴有限公司 | Equipment and method for manufacturing piano bridle strap |
| CN111604214B (en) * | 2020-05-29 | 2021-08-20 | 义乌市坤玥玩具有限公司 | Erhu barrel splicing glue brushing equipment |
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