CN113895004B - Ultrasonic shearing machine for water gap of injection molding part and shearing method thereof - Google Patents

Ultrasonic shearing machine for water gap of injection molding part and shearing method thereof Download PDF

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Publication number
CN113895004B
CN113895004B CN202111172397.9A CN202111172397A CN113895004B CN 113895004 B CN113895004 B CN 113895004B CN 202111172397 A CN202111172397 A CN 202111172397A CN 113895004 B CN113895004 B CN 113895004B
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fixedly connected
injection molding
plate
clamping
spring
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CN113895004A (en
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罗凯
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Zhejiang Dingbo Intelligent Technology Co ltd
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Zhejiang Dingbo Intelligent Technology Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/38Cutting-off equipment for sprues or ingates
    • B29C45/382Cutting-off equipment for sprues or ingates disposed outside the mould
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/01Means for holding or positioning work
    • B26D7/02Means for holding or positioning work with clamping means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/08Means for treating work or cutting member to facilitate cutting
    • B26D7/086Means for treating work or cutting member to facilitate cutting by vibrating, e.g. ultrasonically
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/22Safety devices specially adapted for cutting machines

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Manufacturing & Machinery (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

The invention discloses an ultrasonic shearing machine for a water gap of an injection molding part, which comprises a base, a clamping box, a clamping device, a telescopic cylinder, a connecting arm, a protection device, an ultrasonic transmitter, supporting legs, a shearing knife, a supporting seat, a knife rest and a cutting knife. The invention relates to an ultrasonic shearing machine for a water gap of an injection molding part and a shearing method thereof, which have the characteristics of being convenient for clamping the injection molding part and avoiding hurting people.

Description

Ultrasonic shearing machine for water gap of injection molding part and shearing method thereof
Technical Field
The invention belongs to the technical field of ultrasonic shears, and particularly relates to an ultrasonic shear for a water gap of an injection molding part and a shearing method of the ultrasonic shear.
Background
When the ultrasonic shearing machine is used, the connecting water gap inside the injection molding frame can be vibrated to be broken through high-frequency vibration, so that shearing is more convenient, and the existing shearing machine has some problems: 1. the injection molding frame is inconvenient to fix, so that the device is inconvenient to use; 2. flying scraps are easily vibrated out in the vibration shearing process, so that workers are injured. Therefore, there is a need to design an ultrasonic shearing machine for a nozzle of an injection molding and a shearing method thereof.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an ultrasonic shearing machine for a water gap of an injection molding part and a shearing method thereof.
In order to solve the problems, the invention provides an ultrasonic shearing machine for a water gap of an injection molding part and a shearing method thereof, which comprises the following technical scheme:
The utility model provides an ultrasonic shear for injection molding mouth of a river, includes base, clamping case, clamping device, telescopic cylinder, linking arm, protection device, ultrasonic emitter, supporting leg, shearing sword, supporting seat, knife rest, cutting off knife, the upper end fixedly connected with clamping case of base, the inside of clamping case is provided with clamping device, the upper end fixedly connected with telescopic cylinder of base, the output fixedly connected with linking arm of telescopic cylinder, the lower extreme of linking arm is provided with protection device, the inside fixedly connected with ultrasonic emitter of linking arm, ultrasonic emitter's output fixedly connected with shearing sword, the lower extreme fixedly connected with supporting leg of base, the inside fixedly connected with knife rest of clamping case, fixedly connected with cutting off knife on the knife rest, the inside fixedly connected with supporting seat of clamping case, the supporting seat with the shearing contact.
Preferably, the clamping device comprises a first bearing, a driving shaft, chain wheels, a transmission chain, clamping plates, circular arc blocks, first springs, guide posts, limiting plates and a hand wheel, wherein the first bearings are fixedly sleeved in the clamping box, the driving shafts are fixedly sleeved in the first bearings, the driving shafts are fixedly connected with the two symmetrically distributed chain wheels in the outer sides of the driving shafts, the transmission chain is contacted with the outer sides of the chain wheels, the clamping plates are fixedly connected with the outer sides of the transmission chain, the circular arc blocks are slidably connected in the clamping plates, the first springs are arranged in the clamping plates, the guide posts are slidably connected in the clamping plates, the guide posts are fixedly connected with the circular arc blocks, the limiting plates are fixedly connected to the clamping plates, and one end of each driving shaft is fixedly connected with the hand wheel.
Preferably, one end of the first spring is fixedly connected with the circular arc block, and the other end of the first spring is fixedly connected with the clamping plate.
Preferably, the protection device comprises a protection cover, a fixing plate, a moving column, a connecting plate, a spring II, a sealing strip, a bearing II, a screw rod, a driving plate, a threaded sleeve and an adjusting plate, wherein the lower end of the connecting arm is fixedly connected with the protection cover, the inside of the protection cover is fixedly connected with four evenly distributed fixing plates, each fixing plate is fixedly connected with the moving column in a sliding manner, one end of the moving column is fixedly connected with the connecting plate, each two fixing plates are fixedly connected with the sealing strip at the lower end of the connecting plate, the spring II is arranged on the outer side of the moving column, the bearing II is fixedly sleeved with the bearing II, the screw rod is fixedly sleeved with the driving plate on the outer side of the screw rod, the screw rod is fixedly connected with the threaded sleeve through threads, the adjusting plate is fixedly connected with the outer side of the threaded sleeve, the sealing strip is in contact with the clamping box, the threaded sleeve is in sliding connection with the protection cover, and the driving plate is in contact with the protection cover.
Preferably, the adjusting plate is in contact with the fixed plate, and the adjusting plate is slidably connected with the moving column.
Preferably, one end of the second spring is fixedly connected with the adjusting plate, and the other end of the second spring is fixedly connected with the connecting plate.
Preferably, the adjusting plate is in sliding connection with the protective cover, and the connecting plate and the sealing strip are both in sliding connection with the protective cover.
A shearing method of an ultrasonic shearing machine for a water gap of an injection molding part comprises the following specific steps:
Step one: when the water gap of the injection molding part is sheared, an arc block is pushed to the inside of a clamping plate, the arc block compresses a first spring, then the injection molding part frame is sleeved on the outer side of the arc block and then is placed on a limiting plate, then the arc block is loosened, the first spring is reset, the first spring pushes the arc block to extrude the injection molding part frame on the limiting plate through elasticity, then a hand wheel is rotated, the hand wheel drives a driving shaft to rotate, the driving shaft drives a chain wheel to rotate, the chain wheel drives a driving chain to rotate, the driving chain can drive the injection molding part frame clamped on the clamping plate to move in the transmission process, when the injection molding part frame moves to a supporting seat, rotation is stopped, then a telescopic cylinder is started, the telescopic cylinder drives a connecting arm to descend, and drives a protective cover to descend in the descending process of the connecting arm, when a sealing strip in the protective cover contacts the clamping box, the spring II is compressed, then the shearing position is sealed by the protective cover and the sealing strip, the shearing knife contacts the injection molding piece when the sealing is completed, then the ultrasonic transmitter is started, the ultrasonic transmitter transmits vibration to the injection molding piece through the shearing knife, the injection molding piece on the outer side of the injection molding piece frame can be vibrated to fall off, the plastic residue which shakes off when the injection molding piece is sheared is impacted on the protective cover, thereby the injury of workers during operation can be avoided, after the shearing is completed, the hand wheel is continuously rotated, the sheared injection molding piece frame is driven to move, the injection molding piece frame can be cut off through the cutting knife when the injection molding piece frame moves to the cutting knife, and the arc block can be automatically separated after the cutting is completed, so that the automatic material returning can be completed without manual disassembly of workers;
Step two: in the process of using the protective cover, the driving plate is rotated, the driving plate drives the screw rod to rotate, and the screw rod drives the adjusting plate to move through threaded fit with the threaded sleeve in the rotating process;
Step three: the second spring can be compressed in the moving process, the elasticity of the second spring can be increased, the second spring can tightly press the sealing strip on the clamping box through the elasticity, and then the tightness between the protective cover and the clamping box can be achieved.
The beneficial effects of the invention are as follows: the invention relates to an ultrasonic shearing machine for a water gap of an injection molding part and a shearing method thereof, which have the characteristics of being convenient for clamping the injection molding part and avoiding hurting people, and in specific use, the ultrasonic shearing machine for the water gap of the injection molding part and the shearing method thereof have the following two beneficial effects:
firstly, by additionally arranging the structures such as the arc block, the first spring and the limiting plate on the clamping plate, the injection molding frame can be clamped on the limiting plate by pushing the arc block through the first spring, the clamping plate can be driven to move through the transmission chain and the chain wheel, and the other injection molding frame can be clamped when one injection molding frame is sheared, so that the clamping efficiency can be improved, the working efficiency is improved, the sheared injection molding frame can be moved again through the transmission chain, the injection molding frame can be damaged through the cutting knife in the moving process, and the damaged injection molding frame can be automatically separated from the limiting plate, so that the disassembly of workers can be avoided;
secondly, establish protection device additional on the linking arm, when cuting the frame of moulding plastics, can protect the frame of moulding plastics through the safety cover to can avoid the plastics bits injury workman that splashes.
Drawings
For ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a left side cross-sectional view of the clamping case of FIG. 1 in accordance with the present utility model;
FIG. 3 is an enlarged view of a portion of FIG. 2 in accordance with the present utility model;
FIG. 4 is an enlarged view of the portion A of FIG. 2 in accordance with the present utility model;
FIG. 5 is an enlarged view of the portion B of FIG. 2 in accordance with the present utility model;
fig. 6 is an enlarged view of the C-section structure of fig. 3 according to the present utility model.
In the figure: 1. a base; 2. clamping the box; 3. clamping device; 4. a telescopic cylinder; 5. a connecting arm; 6. a protection device; 7. an ultrasonic emitter; 8. support legs; 9. a shearing knife; 10. a support base; 11. a tool holder; 12. a cutting knife; 31. a first bearing; 32. a drive shaft; 33. a sprocket; 34. a drive chain; 35. clamping plates are arranged; 36. arc blocks; 37. a first spring; 38. a guide post; 39. a limiting plate; 30. a hand wheel; 61. a protective cover; 62. a fixing plate; 63. a moving column; 64. a connecting plate; 65. a second spring; 66. a sealing strip; 67. a second bearing; 68. a screw; 69. a driving plate; 60. a thread sleeve; 601. and an adjusting plate.
Detailed Description
As shown in fig. 1-6, the present embodiment adopts the following technical scheme:
examples
The utility model provides an ultrasonic shear for injection molding mouth of a river, includes base 1, clamping case 2, clamping device 3, telescopic cylinder 4, linking arm 5, protection device 6, ultrasonic transmitter 7, supporting leg 8, shearing sword 9, supporting seat 10, knife rest 11, cutter 12, the upper end fixedly connected with clamping case 2 of base 1, the inside of clamping case 2 is provided with clamping device 3, the upper end fixedly connected with telescopic cylinder 4 of base 1, the output fixedly connected with linking arm 5 of telescopic cylinder 4, the lower extreme of linking arm 5 is provided with protection device 6, the inside fixedly connected with ultrasonic transmitter 7 of linking arm 5, the output fixedly connected with shearing sword 9 of ultrasonic transmitter 7, the lower extreme fixedly connected with supporting leg 8 of base 1, the inside fixedly connected with knife rest 11 of clamping case 2, fixedly connected with cutter 12 on knife rest 11, the inside fixedly connected with supporting seat 10 of clamping case 2, supporting seat 10 with shearing sword 9 contact.
The clamping device 3 comprises a first bearing 31, a driving shaft 32, chain wheels 33, a transmission chain 34, clamping plates 35, arc blocks 36, first springs 37, guide columns 38, limiting plates 39 and a hand wheel 30, the first bearings 31 which are uniformly distributed are fixedly sleeved in the clamping box 2, the driving shaft 32 is fixedly sleeved in the first bearings 31, the two driving shafts 32 are fixedly connected with the two symmetrically distributed chain wheels 33 in the outer side, the transmission chain 34 is contacted with the outer side of the chain wheels 33, a plurality of uniformly distributed clamping plates 35 are fixedly connected with the outer side of the transmission chain 34, the arc blocks 36 are slidably connected in the clamping plates 35, the first springs 37 are arranged in the clamping plates 35, the guide columns 38 are slidably connected in the clamping plates 35, the guide columns 38 are fixedly connected with the arc blocks 36, the limiting plates 39 are fixedly connected with the clamping plates 35, one ends of the driving shafts 32 are fixedly connected with the hand wheel 30, and the driving shafts 32 can be driven to rotate through the hand wheel 30.
One end of the first spring 37 is fixedly connected with the circular arc block 36, the other end of the first spring 37 is fixedly connected with the clamping plate 35, and the first spring 37 can drive the circular arc block 36 to automatically reset through elasticity.
The protection device 6 comprises a protection cover 61, a fixing plate 62, a moving column 63, a connecting plate 64, a second spring 65, sealing strips 66, a second bearing 67, a screw 68, a driving plate 69, a threaded sleeve 60 and an adjusting plate 601, wherein the lower end of the connecting arm 5 is fixedly connected with the protection cover 61, four evenly-distributed fixing plates 62 are fixedly connected with the inside of the protection cover 61, each fixing plate 62 is slidably connected with the moving column 63, one end of the moving column 63 is fixedly connected with the connecting plate 64, the lower ends of each two connecting plates 64 are fixedly connected with the sealing strips 66 together, the second spring 65 is arranged on the outer side of the moving column 63, the second bearing 67 is fixedly sleeved on the inside of the protection cover 61, the screw 68 is fixedly sleeved on the inner side of the second bearing 67, the driving plate 69 is fixedly connected with the outer side of the screw 68, the screw 68 is provided with the threaded sleeve 60 through threads, the outer side of the threaded sleeve 60 is fixedly connected with the adjusting plate 601, the sealing strips 66 are in contact with the clamping box 2, the threaded sleeve 60 is slidably connected with the protection cover 61, and the protection cover 61 can be contacted with the driving plate 61 through the driving plate 61.
Wherein, the adjusting plate 601 contacts with the fixed plate 62, the adjusting plate 601 is slidingly connected with the moving column 63, and the moving column 63 can guide the connecting plate 64.
One end of the second spring 65 is fixedly connected with the adjusting plate 601, the other end of the second spring 65 is fixedly connected with the connecting plate 64, and the second spring 65 can compress the sealing strip 66 through elastic force.
The adjusting plate 601 is slidably connected with the protective cover 61, the connecting plate 64 and the sealing strip 66 are slidably connected with the protective cover 61, and the adjusting plate 601 can adjust the elastic force of the second spring 65.
A shearing method of an ultrasonic shearing machine for a water gap of an injection molding part comprises the following specific steps:
Step one: when the water gap of the injection molding part is sheared, pushing an arc block 36 to the inside of a clamping plate 35, enabling the arc block 36 to compress a first spring 37, then enabling the injection molding part to be sleeved on the outer side of the arc block 36 and then to be placed on a limiting plate 39, loosening the arc block 36, enabling the first spring 37 to reset, enabling the first spring 37 to push the arc block 36 to squeeze the injection molding part frame on the limiting plate 39 through elasticity, then rotating a hand wheel 30, enabling the hand wheel 30 to drive a driving shaft 32 to rotate, enabling the driving shaft 32 to drive a chain wheel 33 to rotate, enabling the chain 34 to drive an injection molding part frame clamped on the clamping plate 35 to move in the transmission process, enabling the transmission chain 34 to stop rotating when the injection molding part frame moves to a supporting seat 10, enabling a telescopic cylinder 4 to drive a connecting arm 5 to descend, enabling a protective cover 61 to descend in the process of the connecting arm 5, enabling a second spring 65 to be compressed when the sealing strip 66 inside the protective cover 61 is contacted with a clamping box 2, then sealing the shearing position through the protective cover 61, enabling the shearing tool 9 to be contacted with the injection molding part when the sealing is completed, then enabling an ultrasonic transmitter 7 to drive the protective cover 9 to rotate, enabling the ultrasonic transmitter to cut off the protective cover to automatically cut off the frame 9, enabling the injection molding part frame to be cut off when the injection molding part frame is cut off, and the injection molding part can be cut off when the injection molding frame is cut off, and the injection molding frame can be automatically 12 can be cut off, and the injection molding part can be cut off when the injection molding frame is cut off, and the injection molding frame can be continuously by a worker can be cut off when the injection molding frame is in a vibration part, and the injection molding part is cut;
Step two: in the process of using the protective cover 61, the driving plate 69 is rotated, the driving plate 69 drives the screw 68 to rotate, and the screw 68 drives the adjusting plate 601 to move through threaded fit with the threaded sleeve 60 in the rotating process;
step three: the second spring 65 can be compressed in the moving process, the elasticity of the second spring 65 can be increased, the second spring 65 can tightly press the sealing strip 66 on the clamping box 2 through the elasticity, and then the tightness between the protective cover 61 and the clamping box 2 can be achieved.
While the basic principles and main features of the present invention and advantages of the present invention have been shown and described, it will be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are described in the foregoing specification merely illustrate the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined in the appended claims and their equivalents.

Claims (2)

1. An ultrasonic shearing machine for a water gap of an injection molding part comprises a base (1), a clamping box (2), a clamping device (3), a telescopic cylinder (4), a connecting arm (5), a protecting device (6), an ultrasonic emitter (7), supporting legs (8), a shearing knife (9), a supporting seat (10), a knife rest (11) and a cutting knife (12), and is characterized in that: the automatic cutting machine is characterized in that the upper end of the base (1) is fixedly connected with the clamping box (2), the clamping device (3) is arranged in the clamping box (2), the upper end of the base (1) is fixedly connected with the telescopic cylinder (4), the output end of the telescopic cylinder (4) is fixedly connected with the connecting arm (5), the lower end of the connecting arm (5) is provided with the protecting device (6), the inner part of the connecting arm (5) is fixedly connected with the ultrasonic transmitter (7), the output end of the ultrasonic transmitter (7) is fixedly connected with the cutting knife (9), the lower end of the base (1) is fixedly connected with the supporting leg (8), the inner part of the clamping box (2) is fixedly connected with the knife rest (11), the cutting knife (12) is fixedly connected with the knife rest (11), the inner part of the clamping box (2) is fixedly connected with the supporting seat (10), and the supporting seat (10) is contacted with the cutting knife (9).
The clamping device (3) comprises a first bearing (31), a driving shaft (32), chain wheels (33), a transmission chain (34), clamping plates (35), circular arc blocks (36), first springs (37), guide posts (38), limiting plates (39) and hand wheels (30), the first bearings (31) which are uniformly distributed are fixedly sleeved in the clamping box (2), the driving shafts (32) are fixedly sleeved in the first bearings (31) in each two, the two symmetrically distributed chain wheels (33) are fixedly connected to the outer sides of the driving shafts (32), the transmission chain (34) is contacted to the outer sides of the chain wheels (33), the plurality of uniformly distributed clamping plates (35) are fixedly connected to the outer sides of the transmission chain (34), the circular arc blocks (36) are slidably connected to the inner sides of the clamping plates (35), the first springs (37) are fixedly connected to the inner sides of the clamping plates (35), the guide posts (38) are fixedly connected to the circular arc blocks (36), the clamping plates (35) are fixedly connected to the inner sides of the clamping plates (35), the fixing plates (39) are fixedly connected to one ends of the circular arc blocks (36), the fixing plates (32) are fixedly connected to one ends of the driving shafts (30), the other end of the first spring (37) is fixedly connected with the clamping plate (35);
The protection device (6) comprises a protection cover (61), a fixing plate (62), a moving column (63), a connecting plate (64), a second spring (65), a sealing strip (66), a second bearing (67), a screw rod (68), a driving plate (69), a threaded sleeve (60) and an adjusting plate (601), wherein the lower end of the connecting arm (5) is fixedly connected with the protection cover (61), four evenly distributed fixing plates (62) are fixedly connected to the inside of the protection cover (61), each fixing plate (62) is slidably connected with the moving column (63), one end of the moving column (63) is fixedly connected with the connecting plate (64), the lower ends of each two connecting plates (64) are fixedly connected with the sealing strip (66) together, the outer side of the moving column (63) is provided with the second spring (65), the inner side of the protection cover (61) is fixedly sleeved with the second bearing (67), the inner side of the second bearing (67) is fixedly sleeved with the screw rod (68), the outer side of the screw rod (68) is fixedly connected with the driving plate (69), the outer side of the screw rod (68) is fixedly connected with the connecting plate (60) through the threaded sleeve (60), the outer side of the threaded sleeve (60) is fixedly connected with the sealing strip (66), threaded sleeve (60) with safety cover (61) sliding connection, drive plate (69) with safety cover (61) contact, regulating plate (601) with fixed plate (62) contact, regulating plate (601) with remove post (63) sliding connection, one end of spring two (65) with regulating plate (601) fixed connection, the other end of spring two (65) with connecting plate (64) fixed connection, regulating plate (601) with safety cover (61) sliding connection, connecting plate (64) and sealing strip (66) all with safety cover (61) sliding connection.
2. The shearing method of the ultrasonic shearing machine for the water gap of the injection molding part is characterized by comprising the following steps of: the method comprises the following specific steps:
Step one: when the injection molding water gap is sheared, the arc block (36) is pushed to the inside of the clamping plate (35), the arc block (36) compresses the first spring (37), then the injection molding frame is sleeved on the outer side of the arc block (36) and then is placed on the limiting plate (39), then the arc block (36) is loosened, the first spring (37) is reset, the first spring (37) pushes the arc block (36) to extrude the injection molding frame on the limiting plate (39) through elasticity, then the hand wheel (30) is rotated, the hand wheel (30) drives the driving shaft (32) to rotate, the driving shaft (32) drives the chain wheel (33) to rotate, the chain wheel (33) drives the driving chain (34) to rotate, the driving chain (34) can drive the injection molding frame clamped on the clamping plate (35) to move in the transmission process, when the injection molding frame moves to the supporting seat (10), the expansion cylinder (4) is started, the connecting arm (5) is driven to descend, the protective cover (61) is driven to descend in the descending process of the connecting arm (5), when the protective cover (66) is contacted with the second spring (66) in the protective cover (61) to contact with the sealing strip (65), sealing strip (9) is clamped when the sealing strip (65) is contacted with the sealing strip (9), then, an ultrasonic transmitter (7) is started, vibration is transmitted to an injection molding piece through a shearing knife (9) by the ultrasonic transmitter (7), the injection molding piece outside the injection molding piece frame can be vibrated and dropped, plastic residues which vibrate and fly when the injection molding piece is sheared impact on a protective cover (61), so that injury of workers during operation can be avoided, a hand wheel (30) is continuously rotated after shearing is completed, the sheared injection molding piece frame is driven to move, the injection molding piece frame can be cut off through the cutting knife (12) when the injection molding piece frame moves to a cutting knife (12), and the arc blocks (36) can be automatically separated after cutting, so that automatic material returning can be completed without manual disassembly of the workers;
Step two: in the process of using the protective cover (61), the driving plate (69) is rotated, the driving plate (69) drives the screw rod (68) to rotate, and the screw rod (68) drives the adjusting plate (601) to move through threaded fit with the threaded sleeve (60) in the rotating process;
Step three: the spring II (65) can be compressed in the moving process, the elasticity of the spring II (65) can be increased, the spring II (65) can tightly press the sealing strip (66) on the clamping box (2) through the elasticity, and then the tightness between the protective cover (61) and the clamping box (2) can be realized.
CN202111172397.9A 2021-10-08 2021-10-08 Ultrasonic shearing machine for water gap of injection molding part and shearing method thereof Active CN113895004B (en)

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CN117817943B (en) * 2024-03-05 2024-04-30 澳太塑业(瑞金)有限公司 Plastic storage box foot pad injection molding machine

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CN110385839A (en) * 2019-07-31 2019-10-29 深圳市倍斯特科技股份有限公司 Remove the Vltrasonic device of injection molding sprue
CN212171198U (en) * 2020-05-21 2020-12-18 深圳市富怡昌五金有限公司 Automatic die-cut mouth of a river tool for injection molding

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