CN114379040A

CN114379040A - Multi-station automatic low-pressure injection molding machine

Info

Publication number: CN114379040A
Application number: CN202111640588.3A
Authority: CN
Inventors: 杜应宽; 袁诚才
Original assignee: DONGGUAN TIANSAI PLASTIC MACHINERY CO LTD
Current assignee: DONGGUAN TIANSAI PLASTIC MACHINERY CO LTD
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-04-22
Anticipated expiration: 2041-12-29
Also published as: CN114379040B

Abstract

The invention discloses a multi-station automatic low-pressure injection molding machine, which comprises a workbench, a track, a mold group, a main driving mechanism, a mold clamping mechanism, a low-pressure glue injection mechanism, a mold opening mechanism, a water intake mechanism and a finished product taking mechanism, wherein the track is arranged on the workbench, the head end and the tail end of the track are closed, the mold group is arranged on the track in a sliding manner, the main driving mechanism drives the mold group to slide along the track, and the mold clamping mechanism, the low-pressure glue injection mechanism, the mold opening mechanism, the water intake mechanism and the finished product taking mechanism are respectively arranged on the workbench, are sequentially distributed along the track and are respectively and correspondingly matched with the mold group; the die set comprises an upper die and a lower die, wherein one side of the upper die and one side of the lower die are mutually hinged through a die hinge shaft and are respectively provided with an upper die cavity and a lower die cavity; the mold clamping mechanism comprises a detection device which is fixed on the workbench and is used for detecting products on the mold set. The die set can be respectively matched with a plurality of processing mechanisms, so that a series of operations in a processing procedure can be correspondingly finished for products, manual operations are reduced, the working efficiency is improved, the placement condition can be automatically detected, and errors of the products on the die set are reduced.

Description

Multi-station automatic low-pressure injection molding machine

Technical Field

The invention relates to the technical field of injection molding equipment, in particular to a multi-station automatic low-pressure injection molding machine.

Background

An injection molding machine, also known as an injection molding machine or an injection molding machine, is a main molding device for molding thermoplastic plastics into plastic products of various shapes by using a plastic molding die. The injection molding machine can mold plastic products with complex shapes, accurate sizes and metal inserts in one step, and is widely applied to various fields of national defense, electric appliances, electromechanics, automobiles, transportation, building materials, packaging, agriculture and daily life of people.

At present, the traditional low-pressure injection molding machine needs to manually spray a release agent on a mold, put a product into the mold, and close a wire clamp (the process is needed for a specific product). Then closing the mold by a machine, performing low-pressure injection molding, opening the mold, ejecting the product, and manually taking out the product. The disadvantages of this production method are: 1. during production, a plurality of working procedures are manually operated, the whole production process is slow, and production efficiency is low due to the fact that finished products need to be manually taken; 2. the detection of the placing condition of the product cannot be carried out, namely whether the product is correctly placed in the corresponding position of the mold cannot be detected, so that the risk of damage to a machine or the mold and bad products caused by errors such as incomplete placing of the product in the mold is caused.

Accordingly, there is a need for improvements in the art.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to provide a multi-station automatic low-pressure injection molding machine which is simple in structure and ingenious in design, and a die set can be skillfully matched with a plurality of processing mechanisms respectively, so that a product can correspondingly complete a series of operations in a processing procedure, manual operations are reduced, and the working efficiency is greatly improved; meanwhile, the product placing condition can be automatically detected, so that no error of the product on a die is ensured, and the processing success rate and efficiency are improved.

In order to achieve the purpose, the technical scheme of the invention is as follows:

a multi-station automatic low-pressure injection molding machine comprises a workbench, a track which is arranged on the workbench and closed at the head end and the tail end, a mold group which is arranged on the track in a sliding manner, a main driving mechanism which drives the mold group to slide along the track, and a mold closing mechanism, a low-pressure glue injection mechanism, a mold opening mechanism, a water intake mechanism and a finished product taking mechanism which are respectively arranged on the workbench, are sequentially distributed along the track and are respectively matched with the mold group correspondingly, so that the functions of product detection and mold closing, glue injection, mold opening, water intake and finished product taking can be automatically realized; the die set comprises an upper die and a lower die, wherein one side of the upper die and one side of the lower die are mutually hinged through a die hinge shaft and are respectively provided with an upper die cavity and a lower die cavity, and the lower die is connected to the track; the die assembly mechanism comprises a detection device which is fixed on the workbench and used for detecting the placement condition of the products on the die set. Through above setting up can realize the product automatically and detect and compound die, injecting glue, die sinking, intake and get the function of finished product, improve machining efficiency, simultaneously, can also realize the function that the product detected automatically, prevent placing of product and make mistakes.

As a specific embodiment, the die set further comprises a die opening and closing gear and a die opening and closing rack; the die opening and closing gear is fixed at one end of the die hinging shaft; the die opening and closing rack is movably arranged above or below the die opening and closing gear along the X axis and is meshed with the die opening and closing gear; the die opening and closing rack is correspondingly matched with the die closing mechanism and the die opening mechanism respectively so as to drive the die opening and closing rack to move along an X axis and synchronously drive the die opening and closing gear to rotate, and die closing and opening between the upper die and the lower die are realized. The mould that opens and shuts between mould and the lower mould can conveniently be realized through above setting, and the mould that opens and shuts is convenient, stable effective and convenient.

Further, the mold clamping mechanism further comprises a mold clamping advance and retreat cylinder and a mold clamping driving cylinder; the mold closing advance and retreat cylinder is arranged on the workbench; the die assembly driving cylinder is connected with an output shaft of the die assembly advancing and retreating cylinder; the die assembly driving cylinder is used for driving the die assembly driving cylinder to move along the Y axis, and the die assembly driving cylinder is used for driving the die opening and closing rack to move along the X axis and enabling the upper die and the lower die to be assembled. Through the arrangement, the rack for opening and closing the mold can be conveniently driven to move, the upper mold is synchronously driven to move, and the mold closing is realized.

Further, the die opening mechanism comprises a die opening advancing and retreating cylinder and a die opening driving cylinder; the mold opening advance and retreat cylinder is arranged on the workbench; the die opening driving cylinder is connected with an output shaft of the die opening advancing and retreating cylinder; the die opening driving and reversing cylinder is used for driving the die opening driving cylinder to move along the Y axis, and the die opening driving cylinder is used for driving the die opening rack to move along the X axis and enabling the upper die and the lower die to be opened. Through the arrangement, the rack of the opening and closing die can be conveniently driven to move, the upper die is synchronously driven to move, and the opening of the die is realized.

Furthermore, the die opening mechanism also comprises a die releasing assembly; the mould loosening assembly comprises a mould loosening advancing and retreating cylinder, a mould loosening lifting cylinder and a mould loosening hook; the mold releasing and advancing cylinder is arranged on the workbench; the mould loosening lifting cylinder is connected to an output shaft of the mould loosening advancing and retreating cylinder, and the mould loosening hook is installed on the output shaft of the mould loosening lifting cylinder; a mould releasing bulge matched with the mould releasing hook correspondingly protrudes from one side of the upper mould relative to the mould hinge shaft; the mold release advancing and retreating cylinder is used for driving the mold release hook to move along an X axis, and the mold release lifting cylinder is used for driving the mold release hook to lift up and down. The setting of loose mould subassembly can improve and let mould group loosen at first going up the mould before the die sinking, lets open the mould more convenient.

As a specific embodiment, the water intake mechanism comprises an ejection assembly, a water intake translation cylinder, a water intake lifting cylinder and a water intake clamping cylinder; the ejection assembly comprises an ejection cylinder fixed on the workbench and an ejection rod arranged on an output shaft of the ejection cylinder; an ejection hole which is correspondingly matched with the ejection rod and used for ejecting a product out of the ejection rod is formed in the lower die; the water gap translation cylinder is fixed on the workbench; the water gap lifting cylinder is vertically connected to the water gap translation cylinder; the water gap clamping cylinder is arranged on an output shaft of the water gap lifting cylinder; the water gap translation cylinder is used for driving the water gap clamping cylinder to move horizontally, the water gap lifting cylinder is used for driving the water gap clamping cylinder to lift up and down, and the water gap clamping cylinder is used for clamping water gap materials and taking the materials out of the die set. The ejection of products and the taking out of the nozzle materials can be conveniently realized through the arrangement.

As a specific embodiment, the finished product taking mechanism comprises a translation driving assembly, a translation plate, a finished product lifting cylinder, a fixing plate and a finished product clamping cylinder; the translation driving assembly is fixed on the workbench; the translation plate is mounted on the translation driving assembly, and the translation driving assembly is used for driving the translation plate to move horizontally; the finished product lifting cylinder is vertically fixed on the translation plate; the fixing plate is mounted on an output shaft of the finished product lifting cylinder, and the finished product lifting cylinder is used for driving the fixing plate to lift up and down; the finished product clamping cylinder is arranged at the bottom of the fixing plate and used for clamping a finished product and taking out the finished product from the die set. The finished product taking-out process can be conveniently realized through the arrangement.

As a specific embodiment, the product taking mechanism includes a release agent nozzle fixed on the workbench and used for spraying release agent to the upper die and the lower die, so that precise automatic release agent spraying action can be realized.

As a specific embodiment, the die set further includes a wire clamp assembly disposed on the lower die; the wire clamp assembly comprises a product positioning piece, a wire clamp gear and a wire clamp rack which are matched with each other; the product positioning piece is fixed on the lower die, and the wire clamp is hinged on the side edge of the lower die through a wire clamp hinge shaft so as to enable the wire clamp to turn over along the Y-axis direction; the wire clamp gear is arranged at one end of the wire clamp hinge shaft; the wire clamp rack is movably arranged above or below the wire clamp gear along the Y axis and is meshed with the wire clamp gear; the multi-station automatic low-pressure injection molding machine also comprises a wire opening clamp mechanism which is arranged on the workbench and is positioned between the mold opening mechanism and the water intake mechanism; the wire opening clamp mechanism comprises a wire opening clamp advancing and retreating cylinder fixed on the workbench; the wire clamp opening and retracting cylinder can drive the wire clamp rack to move towards the lower die relative to one side of the wire clamp through the extension of an output shaft of the wire clamp opening and retracting cylinder, and synchronously drives the wire clamp gear to rotate, so that the wire clamp is opened. The arrangement of the wire clamp assembly can be used for positioning a product, and the arrangement of the wire clamp opening mechanism can realize automatic opening of the wire clamp without manual opening.

Further, the wire clamp opening mechanism further comprises a wire releasing clamp assembly; the loose wire clamp assembly comprises a loose wire clamp advancing and retreating cylinder, a loose wire clamp lifting cylinder and a loose wire clamp hook; the wire loosening clamp advance and retreat cylinder is arranged on the workbench; the loose wire clamp lifting cylinder is connected to an output shaft of the loose wire clamp advancing and retreating cylinder, and the loose wire clamp hook is installed on the output shaft of the loose wire clamp lifting cylinder; the outer side of the wire clamp is provided with a wire loosening clamp protruding part correspondingly matched with the wire loosening clamp hook; the wire loosening clamp advancing and retreating cylinder is used for driving the wire loosening clamp hook to move along an X axis, and the wire loosening clamp lifting cylinder is used for driving the wire loosening clamp hook to lift up and down. The setting of loose fastener subassembly can improve and let the fastener loosen the ply-yarn drill before opening, and it is more convenient to let open the fastener.

As a specific embodiment, the detection device is a vision system, a vision sensor, a laser sensor, a color sensor, an image sensor, a universal meter or a voltage internal resistance meter, and different detection devices can be selected according to different product requirements.

As a specific example, the detection device is a CCD lens.

The invention has the beneficial effects that:

the mould set moves on the rail and is skillfully matched with the plurality of processing mechanisms respectively, so that products on the mould set can correspondingly complete a series of operations such as product detection, mould closing, glue injection, mould opening, water taking, finished product taking and the like, manual operation is reduced, automatic production is realized, the working efficiency is greatly improved, and the cost is saved; the detection device can be used for detecting the placing condition of the product, ensuring that the product is placed on the die set without errors and then is subjected to die closing, and avoiding the risk of damage to a machine or a die and bad products caused by errors such as placement of the product in the die or the direction and the color of the product.

According to the invention, the mold opening and closing gear and the mold opening and closing rack are arranged on the mold set, and the mold closing mechanism and the mold opening mechanism are respectively matched with the mold opening and closing rack, so that the mold clamping and closing actions can be conveniently realized.

And thirdly, the die releasing assembly and the wire releasing clamp assembly can be arranged to firstly release the die and the wire clamp before the die is opened and the wire clamp is opened, so that the smoothness of the die opening and the wire clamp opening is improved, and the wire clamp is prevented from being blocked.

The release agent nozzle is arranged, so that the release agent can be automatically sprayed by a machine, the spraying times and the spraying quantity are controlled by the machine, the spraying time and the spraying quantity can be accurately controlled, and poor product demolding or poor product appearance performance caused by too little or too much release agent can be avoided; in the prior art, the release agent is generally sprayed manually, so that the spraying times and quantity have great variability and uncertainty, and the product demoulding failure or the product appearance and performance failure is easily caused.

Drawings

FIG. 1 is a first general structural diagram of the present invention;

FIG. 2 is a second overall structural schematic of the present invention;

FIG. 3 is a top view of the overall structure of the present invention;

FIG. 4 is a schematic structural view of a die set of the present invention;

FIG. 5 is a schematic structural view of a mold assembly and a clamping mechanism of the present invention;

FIG. 6 is a schematic structural diagram of a mold set and a low-pressure glue injection mechanism according to the present invention;

FIG. 7 is a schematic structural view of a die set and a die opening mechanism of the present invention;

FIG. 8 is a schematic structural view of the die set and the wire opening clamp mechanism of the present invention;

FIG. 9 is a schematic structural view of the mold set and the water intake mechanism of the present invention;

fig. 10 is a schematic structural diagram of the die set and the product taking mechanism of the present invention.

Reference numerals:

1. a work table; 2. a track; 3. a die set; 31. an upper die; 311. an upper mold cavity; 312. a mold release projection; 313. a glue injection port; 32. a lower die; 321. a lower die cavity; 33. a product locator; 34. a die opening and closing gear; 35. opening and closing the die rack; 36. wire clamps; 361. a wire-releasing clamp projection; 37. a wire clamp gear; 38. a wire clamp rack; 39. a carrier plate; 4. a mold clamping mechanism; 41. a CCD lens; 42. a mold closing advance and retreat cylinder; 43. a die assembly driving cylinder; 44. a die assembly push plate; 5. a low-pressure glue injection mechanism; 51. a glue injection compaction cylinder; 52. a glue injection pressing plate; 53. a gun feeding cylinder; 54. a glue injection gun; 55. a connecting plate; 56. a connecting rod; 57. perforating; 6. a mold opening mechanism; 61. a mold opening advance and retreat cylinder; 62. opening the die to drive the cylinder; 63. opening the mold to push the plate; 64. a mold releasing and advancing cylinder; 65. a mold releasing lifting cylinder; 66. releasing the mold and hooking; 7. a water intake mechanism; 71. a water gap translation cylinder; 72. a water gap lifting cylinder; 73. a water gap clamping cylinder; 74. ejecting out the cylinder; 75. ejecting the rod; 76. a water gap placing box; 8. a finished product taking mechanism; 81. an upper mold release agent nozzle; 82. a lower die release agent nozzle; 83. a translation drive assembly; 84. a translation plate; 85. a finished product lifting cylinder; 86. a fixing plate; 87. a finished product clamping cylinder; 88. a finished product placing box; 89. positioning a plate; 90. a translation drive motor; 9. a wire opening clamp mechanism; 91. the wire clamp driving and reversing cylinder; 92. the loose wire clamp advances and retreats the cylinder; 93. a wire loosening clamp lifting cylinder; 94. the loose wire clamp is hooked.

Detailed Description

The invention will be further elucidated with reference to the drawings and the embodiments, which are exemplary only and do not limit the scope of the invention.

As shown in fig. 1-10, a multi-station automatic low-pressure injection molding machine includes a workbench 1, a rail 2 installed on the workbench 1 and having two closed ends, a mold set 3 slidably disposed on the rail 2, a main driving mechanism for driving the mold set 3 to slide along the rail 2, and a mold clamping mechanism 4, a low-pressure glue injection mechanism 5, a mold opening mechanism 6, a water intake mechanism 7 and a finished product taking mechanism 8 respectively disposed on the workbench 1 and sequentially distributed along the rail 2 and respectively and correspondingly matched with the mold set 3, so as to automatically realize functions of product detection and mold clamping, glue injection, mold opening, water intake and finished product taking; the die set 3 comprises an upper die 31 and a lower die 32, one sides of which are hinged with each other through a die hinge shaft and are respectively provided with an upper die cavity 311 and a lower die cavity 321, and the lower die 32 is connected on the track 32; the mold clamping mechanism 4 includes a detection device fixed on the table 1 for detecting the placement of the product on the mold assembly 3. Preferably, the rail 2 is provided in a shape of which both sides are parallel and both ends are arc-shaped, and more specifically, a direction parallel to the side of the rail 2 is determined as an X-axis, and a direction perpendicular to the side of the rail 2 is determined as a Y-axis. The mould set 3 moves on the track 2 and is skillfully matched with the plurality of processing mechanisms respectively, so that products on the mould set 3 can correspondingly complete a series of operations such as product detection, mould closing, glue injection, mould opening, water taking, finished product taking and the like, manual operation is reduced, automatic production is realized, the working efficiency is greatly improved, and the cost is saved; the detection device can be used for detecting the placing condition of the product, ensuring that the product is placed on the die set 3 without errors and then is matched, and avoiding the risk of damage to a machine or a die and bad products caused by errors.

As shown in fig. 4, the mold set 3 further includes a mold opening and closing gear 34 and a mold opening and closing rack 35; the die opening and closing gear 34 is fixed at one end of the die hinge shaft; the mold opening and closing rack gear 35 is movably installed above or below the mold opening and closing gear 34 along the X axis, and the mold opening and closing rack gear 35 meshed with the mold opening and closing gear 34 is correspondingly matched with the mold closing mechanism 4 and the mold opening mechanism 6 respectively, so as to drive the mold opening and closing rack gear 35 to move along the X axis respectively, and synchronously drive the mold opening and closing gear 34 to rotate, thereby realizing mold closing and mold opening between the upper mold 31 and the lower mold 32. During the use, utilize the motion synchronization drive of mould gear 34 that opens and shuts of mould rack 35 to rotate, drive mould 31 action through the mould articulated shaft again when mould gear 34 that opens and shuts rotates, just so can realize the cooperation action between mould 31 and the lower mould 32, simultaneously, this kind of mould mode that opens and shuts is more stable, and is not fragile, and the structure is simpler.

As shown in fig. 5, the clamping mechanism 4 further includes a clamping advance and retreat cylinder 42 and a clamping drive cylinder 43; the die assembly advancing and retreating cylinder 42 is arranged on the workbench 1; the mold clamping driving cylinder 43 is connected with an output shaft of the mold clamping advancing and retreating cylinder 42; the mold clamping driving cylinder 43 is used for driving the mold clamping driving cylinder 43 to move along the Y axis, and the mold clamping driving cylinder 43 is used for driving the mold opening and closing rack 35 to move along the X axis and to clamp the upper mold 31 and the lower mold 32. Preferably, a mold closing push plate 44 is further mounted on the output shaft of the mold closing driving cylinder 43, and the mold closing advance and retreat cylinder 42 drives the mold opening and closing rack 35 via the mold closing push plate 44, so that the mold closing is realized by pushing the mold opening and closing rack 35 to move by the mold closing push plate 44 in use. As shown in fig. 3, in the present embodiment, since the mold set 3 is disposed at one side of the rail 2 and the upper mold 31 needs to be turned from left to right (turned in the X-axis direction) for mold clamping, the mold clamping push plate 44 needs to push the mold opening and closing rack 35 to move to left, so as to drive the upper mold 31 to turn right, thereby realizing mold clamping, and since the mold clamping mechanism 4 is fixed on the workbench 1 instead of being fixedly connected with the mold set 3, that is, instead of one mold set 3 being equipped with one mold clamping mechanism 4, one mold clamping mechanism 4 can be correspondingly used for mold clamping of a plurality of mold sets 3, thereby simplifying the structure and saving the cost, and the mold clamping mechanism 4 can also avoid causing interference to the mold set 3 before and after mold clamping, thereby affecting other parts. Note that, the mold advancing and retracting cylinder 42 and the mold clamping driving cylinder 43 may be replaced by an oil cylinder or an electric cylinder, and the mold clamping push plate 44 may be directly eliminated to use a mode in which the mold clamping driving cylinder 43 directly pushes the open-close rack 35 for simplification of the structure.

As shown in fig. 7, the mold opening mechanism 6 includes a mold opening advancing and retreating cylinder 61 and a mold opening driving cylinder 62; the die sinking advance and retreat cylinder 61 is arranged on the workbench 1; the mold opening driving cylinder 62 is connected with an output shaft of the mold opening advancing and retreating cylinder 61; the mold opening advancing and retreating cylinder 61 is used for driving the mold opening driving cylinder 62 to move along the Y axis, and the mold opening driving cylinder 62 is used for driving the mold opening and closing rack 35 to move along the X axis and opening the upper mold 31 and the lower mold 32. Preferably, a mold opening push plate 63 is further mounted on the output shaft of the mold opening driving cylinder 62, and the mold opening driving cylinder 62 drives the mold opening and closing rack 35 through the mold opening push plate 63, so that in use, the mold opening push plate 44 pushes the mold opening and closing rack 35 to move, thereby realizing mold opening. As shown in fig. 3, in this embodiment, since the mold set 3 is disposed on the other side of the track 2 and the upper mold 31 is also required to be turned from left to right (turned along the X-axis direction) for mold opening, the mold closing push plate 44 also needs to push the mold opening and closing rack 35 to move to the left, so as to drive the upper mold 31 to be turned right, thereby realizing mold opening, and since the mold opening mechanism 6 is fixed on the workbench 1 instead of being fixedly connected with the mold set 3, that is, instead of one mold set 3 being equipped with one mold opening mechanism 6, one mold opening mechanism 6 can be correspondingly used for mold opening of a plurality of mold sets 3, thereby simplifying the structure and saving the cost, and the mold opening mechanism 6 can also avoid causing interference to the mold set 3 before and after mold opening, thereby affecting other parts. It should be noted that the mold opening advancing and retreating cylinder 61 and the mold opening driving cylinder 62 may be replaced by an oil cylinder or an electric cylinder, and the mold opening push plate 63 may be directly eliminated to use a mode in which the mold opening driving cylinder 62 directly pushes the mold opening and closing rack 35 in order to simplify the structure.

As shown in fig. 7, the mold opening mechanism 4 further includes a mold releasing assembly; the mold releasing assembly comprises a mold releasing advancing and retreating cylinder 64, a mold releasing lifting cylinder 65 and a mold releasing hook 66; the mold release advancing and retreating cylinder 64 is arranged on the workbench 1; the mold releasing lifting cylinder 65 is connected to an output shaft of the mold releasing advancing and retreating cylinder 64, and the mold releasing hook 66 is installed on the output shaft of the mold releasing lifting cylinder 65; a die release protrusion 312 corresponding to the die release hook 66 is protruded on the side of the upper die 31 opposite to the die hinge shaft; the mold releasing and advancing cylinder 64 is used for driving the mold releasing hook 66 to move along the X axis, and the mold releasing and lifting cylinder 65 is used for driving the mold releasing hook 66 to lift up and down. By utilizing the matching among the mold releasing advancing and retreating cylinder 64, the mold releasing lifting cylinder 65 and the mold releasing hook 66, the mold releasing convex part 312 can be hooked by the mold releasing hook 66 before mold opening, and the mold releasing convex part is lifted upwards for a plurality of distances, so that the upper mold 31 is released, the mold opening is smoother, and the blocking condition is not easy to occur.

As shown in fig. 6, the low-pressure glue injection mechanism 5 includes a glue injection pressing cylinder 51, a glue injection pressing plate 52, a gun feeding cylinder 53 and a glue injection gun 54; the glue injection compaction cylinder 51 is fixed on the workbench 1 downwards; a connecting plate 55 is arranged on an output shaft of the glue injection pressing cylinder 51; the glue injection pressure plate 52 is positioned below the connecting plate 55 and connected with the connecting plate 55, specifically connected with the connecting plate 55 through a connecting rod 56; the gun feeding cylinder 53 is arranged at the bottom of the connecting plate 55, the glue injection gun 54 is arranged on an output shaft of the gun feeding cylinder 53, and specifically, the glue injection gun 54 is also connected with a low-pressure injection glue dissolving machine positioned outside the workbench 1; the upper mold 31 is provided with a glue filling opening 313 which is correspondingly matched with the glue filling gun 54 and is communicated with the upper mold cavity 311. In the present embodiment, a through hole 57 is formed on the glue injection pressure plate 52 and correspondingly matched with the glue injection gun 54, so as to facilitate the glue injection gun 54 to pass through. The low-pressure glue injection mechanism 5 is used for injecting glue into the upper mold cavity 311 and the lower mold cavity 321, so that plastic is formed on the product.

As shown in fig. 9, the water intake mechanism 7 includes an ejection assembly, a water intake translation cylinder 71, a water intake lifting cylinder 72, and a water intake clamping cylinder 73; the ejection assembly comprises an ejection cylinder 74 fixed on the workbench 1 and an ejection rod 75 arranged on an output shaft of the ejection cylinder 74; an ejection hole (not shown) which is correspondingly matched with the ejection rod 75 and used for ejecting a product by the ejection rod 74 is formed in the lower die 32; the water gap translation cylinder 71 is fixed on the workbench 1, and specifically, an output shaft of the water gap translation cylinder 71 is fixedly arranged; the nozzle lifting cylinder 72 is vertically connected to the nozzle translation cylinder 71, specifically to the cylinder body of the nozzle translation cylinder 71; the water gap clamping cylinder 73 is arranged on an output shaft of the water gap lifting cylinder 72; the nozzle translation cylinder 71 is used for driving the nozzle clamping cylinder 73 to move horizontally (specifically, to move along the Y axis), the nozzle lifting cylinder 72 is used for driving the nozzle clamping cylinder 73 to lift up and down, and the nozzle clamping cylinder 73 is used for clamping nozzle materials and taking the nozzle materials out of the mold set 3. The ejection assembly is used for ejecting the product and the nozzle material, and then the nozzle material is clamped away by the nozzle clamping cylinder 73, so that the nozzle material removing operation is realized.

In order to collect the nozzle parts conveniently, the water intake mechanism 7 further comprises a nozzle placing box 76 placed on the workbench 1, so that the nozzle clamping cylinder 73 can clamp the nozzle materials and then place the materials into the nozzle placing box 76, and collection is facilitated.

As shown in fig. 10, the finished product taking mechanism 8 includes a translation driving assembly 83, a translation plate 84, a finished product lifting cylinder 85, a fixing plate 86 and a finished product clamping cylinder 87; the translation driving component 83 is fixed on the workbench 1; the translation plate 84 is mounted on a translation drive assembly 83, and the translation drive assembly 83 is used for driving the translation plate 84 to move horizontally, specifically, the translation drive assembly 83 can be used for driving the translation plate 84 to move horizontally along the X axis; a finished product lifting cylinder 85 is vertically fixed on the translation plate 84; the fixing plate 86 is mounted on an output shaft of the finished product lifting cylinder 85, and the finished product lifting cylinder 85 is used for driving the fixing plate 86 to lift up and down; a product clamping cylinder 87 is mounted at the bottom of the fixed plate 86 and a product clamping cylinder 73 is used to clamp and remove the product from the die set 3. The product clamping cylinder 87 is used to take away the finished product from which the nozzle material has been removed, so that the product can complete the entire process and then the next product can be conveniently processed.

As shown in fig. 10, the product taking mechanism 9 further includes a release agent nozzle fixed on the table 1 and used for spraying a release agent to the upper mold 31 and the lower mold 32, and specifically, the release agent nozzle includes an upper mold release agent nozzle 81 and a lower mold release agent nozzle 82 corresponding to the upper mold 31 and the lower mold 32, respectively. The release agent nozzle can be controlled by a machine when the release agent is automatically sprayed, the spraying times and the spraying quantity are controlled by the machine, the spraying time and the spraying quantity can be accurately controlled, and poor product demoulding or poor product appearance performance caused by too little or too much release agent can be avoided.

In order to collect the finished product, the finished product taking mechanism 8 further comprises a finished product placing box 88 placed on the workbench 1, so that the finished product can be placed into the finished product placing box 88 after the finished product is clamped out by the finished product clamping cylinder 87, and collection is facilitated.

As shown in fig. 10, the translation drive assembly 83 includes a positioning plate 89, a translation drive motor 90, a timing belt, and two timing wheels; the positioning plate 89 is fixed above the workbench 1; translation driving motor 90 and synchronizing wheel are all installed on locating plate 89, and two synchronizing wheels are connected to the hold-in range, and the hold-in range is connected again to translation board 84 for the hold-in range can conveniently drive translation board 84 and remove, and then drives finished product die clamping cylinder 87 and remove. Of course, in order to improve the stability of the translating plate 84, a slide rail extending in the moving direction of the translating plate 84 may be provided on the positioning plate 89, and the translating plate 84 is connected to the slide rail by a slider. The above arrangement can be used to make the translation plate 84 and the finish clamping cylinder 87 and the like stably perform horizontal movement.

In order to facilitate the placement of products and improve the stability of the products during processing, the mold set 3 further includes a carrier plate 39, when in use, the main body of the product (such as a bundle-shaped high-speed transmission line) is placed on the carrier plate 39 for supporting, and the two ends to be processed are inserted between the upper mold 31 and the lower mold 32 for processing. It should be noted that, depending on the characteristics of different products, carrier plate 39 is not required for processing some products, and therefore, carrier plate 39 may be removed from the apparatus accordingly.

As shown in fig. 10, in order to accommodate a product (e.g., a bundle-shaped high-speed conveying line), in the present embodiment, the product clamping cylinders 87 include two sets horizontally distributed along the Y-axis, so that the two sets of product clamping cylinders 87 can clamp the main body and both ends of the product, respectively, to conveniently and stably clamp the product.

As shown in fig. 4 and 8, the die set 3 further includes a wire clamp assembly provided on the lower die 32; the wire clamp assembly comprises a product positioning piece 33 and a wire clamp 36 which are matched with each other, a wire clamp gear 37 and a wire clamp rack 38; the product positioning piece 33 is fixed on the lower die 32, and the wire clip 36 is hinged on the side edge of the lower die 32 through a wire clip hinge shaft, so that the wire clip 36 can turn over along the Y axis; the wire clamp gear 37 is installed at one end of the wire clamp hinge shaft; the clamp rack 38 is movably installed above or below the clamp gear 37 along the Y axis and engaged with the clamp gear 37; the multi-station automatic low-pressure injection molding machine also comprises a wire opening clamp mechanism 9 which is arranged on the workbench 1 and is positioned between the mold opening mechanism 6 and the water intake mechanism 7; the wire opening clamp mechanism 9 comprises a wire opening clamp advancing and retreating cylinder 91 fixed on the workbench 1; the wire clamp opening and withdrawing cylinder 91 can drive the wire clamp rack 38 to move towards the side of the lower die 32 relative to the wire clamp 36 through the extension of the output shaft of the wire clamp opening and withdrawing cylinder, and synchronously drive the wire clamp gear 37 to rotate, so that the wire clamp 36 is opened. Specifically, the product positioning member 33 is provided with a positioning groove for clamping two ends of the product and having an open upper end, so that the end of the product is placed on the product positioning member 33, and then the wire clamp 36 is pressed on the product positioning member 33, so that the end of the product can be fixed, and the product is prevented from being displaced in the processing process. Therefore, the stability of the product during processing can be improved by arranging the wire clamp 36, and the wire clamp 36 can be conveniently and automatically opened by arranging the wire opening clamp mechanism 9, so that manual operation is not needed, and automatic operation is realized.

In this embodiment, in order to separately position two ends of the product, the wire clamp assemblies are provided with two sets distributed along the Y axis, and the two wire clamps 36 in the two sets of wire clamp assemblies are oppositely arranged, that is, the two wire clamps 36 can be turned over in opposite or back directions; and two wire clamp opening and retracting cylinders 91 are correspondingly arranged for driving the two wire clamps 36 to be opened correspondingly. Of course, if only one end of the product is to be machined, only one set of the wire clamp assembly and one wire clamp opening and retraction cylinder 91 may be provided.

In order to make the pressing of the wire clip 36 on the product positioning element 33 more stable, the lower die 32 may be further provided with a buckling position correspondingly matched with the free end of the wire clip 36, so that when the wire clip 36 is pressed on the product positioning element 33, the free end is synchronously clamped into the buckling position, thereby improving the stability.

As shown in fig. 8, in order to make the wire clip opening smoother, the wire clip opening mechanism 9 further includes a wire clip releasing assembly; the loose wire clamp assembly comprises a loose wire clamp advancing and retreating cylinder 92, a loose wire clamp lifting cylinder 93 and a loose wire clamp hook 94; the wire loosening clamp advancing and retreating cylinder 92 is arranged on the workbench 1; the loose wire clamp lifting cylinder 93 is connected to an output shaft of the loose wire clamp advancing and retreating cylinder 92, and the loose wire clamp hook 94 is installed on the output shaft of the loose wire clamp lifting cylinder 93; a wire loosening clamp convex part 361 correspondingly matched with the wire loosening clamp hook 94 is arranged on the outer side of the wire clamp 36; the loose wire clamp advancing and retreating cylinder 92 is used for driving the loose wire clamp hook 94 to move along the X axis, and the loose wire clamp lifting cylinder 93 is used for driving the loose wire clamp hook 94 to lift up and down. Through the cooperation of the wire loosening clamp advancing and retreating cylinder 92, the wire loosening clamp lifting cylinder 93 and the wire loosening clamp hook 94, before the wire loosening clamp, the wire loosening clamp hook 94 is firstly utilized to hook out the wire loosening clamp protruding part 361 for a plurality of distances, so that the wire clamp 36 is loosened, then the wire clamp 36 can be better and more smoothly opened, and the wire clamp 36 is prevented from being too firm to cause the failure or the unsmooth wire loosening clamp.

It should be noted that, according to the characteristics of different products, some products are processed without using the wire opening clamp mechanism 9, and therefore, the wire opening clamp mechanism 9 can be correspondingly removed from the equipment or the wire opening clamp 9 does not work through setting.

In the present embodiment, as shown in fig. 1 to 3, in order to further improve the working efficiency, the die set 3 is provided with at least seven adjacently distributed, and as an optimal choice, the die set 3 is selectively provided with eight (if the wire clamp opening mechanism 9 is removed from the apparatus, the die set 3 is selectively provided with seven). Through setting up eight mould group 3 for work efficiency can promote greatly, and beneficial effect is: six of the die sets 3 correspond to the die assembly mechanism 4, the low-pressure glue injection mechanism 5, the die opening mechanism 6, the wire opening clamp mechanism 9, the water intake mechanism 7 and the finished product taking mechanism 8 in a one-to-one manner in the processing process, and the other two (or one) redundant die sets 3 are stations for placing products. Specifically, the above arrangement enables the worker to place the product on the die set 3 at the product placing station without interruption, after one die set 3 is used for placing a product, the equipment is started, the die set 3 enters a die closing mechanism 4 for detecting and closing the product, and the like, while the second die set 3 moves to a product placing station, then the worker continues to put the product on the second mold set 3, and then the equipment is started again, so that the first mold set 3 enters the low-pressure glue injection mechanism 5, the second die set 3 enters the die assembly mechanism 4, and so on, the worker only needs to continuously place products on the new die set 3, and products can be continuously processed in the six mechanisms such as the die clamping mechanism 4, namely six products can be simultaneously processed, so that the processing efficiency is greatly improved, and the time is saved.

In other embodiments, in order to improve the production efficiency, a manipulator (not shown) may be further disposed to place the product into the mold set 3, so as to achieve full-automatic production and processing, and further improve the production efficiency.

In order to make the movement of the die set 3 more stable, the main driving mechanism includes a chain 10, a sprocket 11 and a main driving motor (not shown); the chain 10 is arranged on the inner side of the track 2 and has a shape corresponding to the shape of the track 2; the chain wheels 11 are provided with four, and the four chain wheels 11 are respectively arranged at four corners of the chain 10 and are respectively meshed with the chain 10; the main driving motor is connected with one of the chain wheels 11 and is used for driving the chain wheel 11 to rotate, so that the chain 10 rotates, in order to enable the chain 10 to drive the die set 3, one side of the bottom of the lower die 32 is connected with the chain 10, and therefore the chain 10 drives the die set 3 to move along the track 2. In order to improve the stability of the die set 3, a slide plate may be provided between the chain 10 and the lower die 32, and connected to the chain 10. Through the arrangement, the main driving motor can conveniently drive the die set 3 to slide along the track 2, and a convenient processing mode is realized.

Preferably, the detection device can be a vision system, a vision sensor, a laser sensor, a color sensor, an image sensor, a universal meter or a voltage internal resistance meter. The specific use needs to determine the detection device to be used according to the product, for example, when the product is a battery, the universal meter can be selected to detect the current, voltage and other data of the battery, so as to determine the placement condition of the battery, and in this embodiment, because the product to be processed is a high-speed transmission line, the detection device selects the CCD lens 41 so as to detect the direction, color and the like of the product, so as to determine the placement condition of the product.

An emergency stop button and a start button are also arranged on the workbench 1.

The following description will be made of a high-speed transmission line in a bundle shape, and will explain the specific use principle of the present invention to understand the present invention:

1. the operator puts the product on the carrier plate 39 of the first die set 3, the two ends of the product are correspondingly embedded into the two product positioning elements 33, and the ends extend into the lower die cavity 321; then the two clamps 36 are manually closed respectively, so as to press the two ends of the product; and then, pressing a starting button to enable the main driving mechanism to drive the first die set 3 to move towards the die closing mechanism 4 on the track 2, and then, continuously putting a product on the second die set 3 by a worker, and so on. The working of a die set 3 is used to describe the principle of use of the invention.

2. After the die set 3 moves to the die closing mechanism 4, the detection device automatically performs photographing detection, after confirming that a product is placed in the die set 3 without errors, the die closing advancing and retreating cylinder 42 and the die closing driving cylinder 33 sequentially act, the die closing push plate 44 is driven to firstly approach and tightly abut against the die opening and closing rack 35, then the die opening and closing rack 35 is pushed, the upper die 31 is driven to upwards overturn when the die opening and closing gear 34 rotates, the die closing action is completed, and after the die closing is completed, the die set 3 moves towards the low-pressure glue injection mechanism 5.

3. After the mold assembly 3 moves to the low-pressure glue injection mechanism 5, the glue injection pressing cylinder 51 firstly acts and drives the glue injection pressing plate 52 to descend and tightly press the glue injection pressing plate on the mold assembly 3 to enhance the positioning effect, then the gun entering cylinder 53 acts and drives the glue injection gun 54 to penetrate through the through hole 57 and be inserted into the glue injection port 313, a valve of the glue injection gun 54 is opened, hot melt glue is injected into the upper mold cavity 311 and the lower mold cavity 321 until the upper mold cavity is filled with the hot melt glue, the low-pressure glue injection mechanism 5 is stopped and then resets, and finally, the mold assembly 3 moves towards the mold opening mechanism 6.

4. After the mold set 3 moves to the mold opening mechanism 6, the mold releasing lifting cylinder 65 firstly acts and drives the mold releasing hook 66 to descend, then the mold releasing advancing and retreating cylinder 64 acts and drives the mold releasing hook 66 to advance until the mold releasing hook 66 hooks the mold releasing convex part 312, then the mold releasing lifting cylinder 65 acts and drives the mold releasing hook 66 to ascend, the upper mold 31 is turned upwards for a plurality of distances, namely the upper mold 31 is hooked and released, and synchronously, the mold releasing advancing and retreating cylinder 64 synchronously acts and drives the mold releasing hook 66 to be separated from the mold releasing convex part 312 and then reset; meanwhile, the mold opening advancing and retreating cylinder 61 and the mold opening driving cylinder 62 sequentially act to drive the mold opening push plate 63 to approach and tightly abut against the mold opening and closing rack 35, then the mold opening and closing rack 35 is pushed to drive the mold opening and closing gear 34 to rotate so as to drive the upper mold 31 to overturn downwards to complete the mold opening action, and after the mold opening is completed, the mold set 3 moves towards the wire clamp opening mechanism 9.

5. After the mold set 3 moves to the wire releasing clamp mechanism 9, the wire releasing clamp lifting cylinder 93 firstly acts and drives the wire releasing clamp hook 94 to descend, then the wire releasing clamp advancing and retreating cylinder 92 acts and drives the wire releasing clamp hook 94 to advance until two sides of the wire releasing clamp hook 94 respectively hook the wire releasing clamp convex parts 361 of the two wire clamps 36, then the wire releasing clamp lifting cylinder 93 acts and drives the wire releasing clamp hook 94 to ascend, the two wire clamps 36 are turned upwards for a plurality of distances, namely the two wire clamps 36 are hooked and loosened, and synchronously, the wire releasing clamp advancing and retreating cylinder 92 synchronously acts and drives the wire releasing clamp hook 94 to be reset after being separated from the two wire releasing clamp convex parts 361; therefore, at the same time, the two wire clamp opening advancing and retreating cylinders 91 synchronously act and the output shafts move towards opposite directions until the two output shafts respectively push the two wire clamp racks 38 to move towards opposite directions, the two wire clamp gears 37 synchronously rotate to drive the two wire clamps 36 to turn outwards to complete the wire clamp opening action, and after the wire clamp opening action is completed, the mold set 3 moves towards the water intake mechanism 7.

6. After the mold set 3 moves to the water intake mechanism 7, firstly, the water intake translation cylinder 71 acts and drives the water intake clamping cylinder 73 to move above the lower mold 32, and then the water intake lifting cylinder 72 acts and drives the water intake clamping cylinder 73 to descend above the water intake material between the two ends of the product; meanwhile, the ejection cylinder 74 drives the ejection rod 75 to ascend, so that the ejection rod 75 is inserted into the lower die 32 and ejects the product and the nozzle material located between two ends of the product out of the lower die cavity 311, the nozzle material is ejected to be just located in a clamp of the nozzle clamping cylinder 73, then the nozzle clamping cylinder 73 clamps the nozzle material, then the nozzle lifting cylinder 72 and the nozzle translation cylinder 71 reset in sequence to drive the nozzle material to move to the position above the nozzle placement box 76, the nozzle material can fall into the nozzle placement box 76 after the nozzle clamping cylinder 73 is loosened, and after the nozzle material is placed, the die set 3 moves towards the finished product taking mechanism 8.

7. After the mold group 3 moves to the finished product taking mechanism 8, the finished product lifting cylinder 85 acts and drives the two groups of finished product clamping cylinders 87 to descend, then the two groups of finished product clamping cylinders 87 descend and respectively clamp the main body of a finished product and two ends of the finished product, after clamping, the finished product lifting cylinder 85 resets and drives the finished product clamping cylinders 87 to ascend, then the translation driving assembly 83 acts and drives the translation plate 84 to move above the finished product placing box 88, namely, the finished product also moves above the finished product placing box 88, and the finished product can fall into the finished product placing box 88 after the finished product clamping cylinders 87 are released; finally, the upper mold release agent nozzle 81 and the lower mold release agent nozzle 82 respectively spray release agents on the upper mold 31 and the lower mold 32, after the release agents are sprayed, the mold set 3 continues to move to a product placing station for placing a new workpiece, and thus, a whole set of processing process is completed.

The present invention is not limited to the above-described embodiments, and various modifications and variations of the present invention are intended to be included within the scope of the claims and the equivalent technology of the present invention if they do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides an automatic low pressure injection molding machine of multistation which characterized in that:

the automatic product detection and assembly machine comprises a workbench, a track which is arranged on the workbench and closed at the head end and the tail end, a die set which is arranged on the track in a sliding manner, a main driving mechanism which drives the die set to slide along the track, and a die assembly mechanism, a low-pressure glue injection mechanism, a die opening mechanism, a water intake mechanism and a finished product taking mechanism which are respectively arranged on the workbench, are sequentially distributed along the track and are respectively matched with the die set correspondingly, so that the functions of product detection and die assembly, glue injection, die opening, water intake and finished product taking can be automatically realized; the die set comprises an upper die and a lower die, wherein one side of the upper die and one side of the lower die are mutually hinged through a die hinge shaft and are respectively provided with an upper die cavity and a lower die cavity, and the lower die is connected to the track; the die assembly mechanism comprises a detection device which is fixed on the workbench and used for detecting the placement condition of the products on the die set.

2. A multi-station automatic low-pressure injection molding machine according to claim 1, wherein:

the die set also comprises a die opening and closing gear and a die opening and closing rack; the die opening and closing gear is fixed at one end of the die hinging shaft; the die opening and closing rack is movably arranged above or below the die opening and closing gear along the X axis and is meshed with the die opening and closing gear; the die opening and closing rack is correspondingly matched with the die closing mechanism and the die opening mechanism respectively so as to drive the die opening and closing rack to move along an X axis and synchronously drive the die opening and closing gear to rotate, and die closing and opening between the upper die and the lower die are realized.

3. A multi-station automatic low-pressure injection molding machine according to claim 2, wherein:

the die clamping mechanism also comprises a die clamping advance and retreat cylinder and a die clamping driving cylinder; the mold closing advance and retreat cylinder is arranged on the workbench; the die assembly driving cylinder is connected with an output shaft of the die assembly advancing and retreating cylinder; the die assembly driving cylinder is used for driving the die assembly driving cylinder to move along the Y axis, and the die assembly driving cylinder is used for driving the die opening and closing rack to move along the X axis and enabling the upper die and the lower die to be assembled.

4. A multi-station automatic low-pressure injection molding machine according to claim 2, wherein:

the mold opening mechanism comprises a mold opening advance and retreat cylinder and a mold opening driving cylinder; the mold opening advance and retreat cylinder is arranged on the workbench; the die opening driving cylinder is connected with an output shaft of the die opening advancing and retreating cylinder; the die opening driving and reversing cylinder is used for driving the die opening driving cylinder to move along the Y axis, and the die opening driving cylinder is used for driving the die opening rack to move along the X axis and enabling the upper die and the lower die to be opened.

5. A multi-station automatic low-pressure injection molding machine according to claim 4, wherein:

the die opening mechanism also comprises a die releasing assembly; the mould loosening assembly comprises a mould loosening advancing and retreating cylinder, a mould loosening lifting cylinder and a mould loosening hook; the mold releasing and advancing cylinder is arranged on the workbench; the mould loosening lifting cylinder is connected to an output shaft of the mould loosening advancing and retreating cylinder, and the mould loosening hook is installed on the output shaft of the mould loosening lifting cylinder; a mould releasing bulge matched with the mould releasing hook correspondingly protrudes from one side of the upper mould relative to the mould hinge shaft; the mold release advancing and retreating cylinder is used for driving the mold release hook to move along an X axis, and the mold release lifting cylinder is used for driving the mold release hook to lift up and down.

6. A multi-station automatic low-pressure injection molding machine according to claim 1, wherein:

the water intake mechanism comprises an ejection assembly, a water intake translation cylinder, a water intake lifting cylinder and a water intake clamping cylinder; the ejection assembly comprises an ejection cylinder fixed on the workbench and an ejection rod arranged on an output shaft of the ejection cylinder; an ejection hole which is correspondingly matched with the ejection rod and used for ejecting a product out of the ejection rod is formed in the lower die; the water gap translation cylinder is fixed on the workbench; the water gap lifting cylinder is vertically connected to the water gap translation cylinder; the water gap clamping cylinder is arranged on an output shaft of the water gap lifting cylinder; the water gap translation cylinder is used for driving the water gap clamping cylinder to move horizontally, the water gap lifting cylinder is used for driving the water gap clamping cylinder to lift up and down, and the water gap clamping cylinder is used for clamping water gap materials and taking the materials out of the die set.

7. A multi-station automatic low-pressure injection molding machine according to claim 1, wherein:

the finished product taking mechanism comprises a translation driving assembly, a translation plate, a finished product lifting cylinder, a fixing plate and a finished product clamping cylinder; the translation driving assembly is fixed on the workbench; the translation plate is mounted on the translation driving assembly, and the translation driving assembly is used for driving the translation plate to move horizontally; the finished product lifting cylinder is vertically fixed on the translation plate; the fixing plate is mounted on an output shaft of the finished product lifting cylinder, and the finished product lifting cylinder is used for driving the fixing plate to lift up and down; the finished product clamping cylinder is arranged at the bottom of the fixing plate and used for clamping a finished product and taking out the finished product from the die set.

8. A multi-station automatic low-pressure injection molding machine according to claim 1, wherein:

and the finished product taking mechanism comprises a release agent nozzle which is fixed on the workbench and used for spraying release agent to the upper die and the lower die.

9. A multi-station automatic low-pressure injection molding machine according to claim 1, wherein:

the die set further comprises a wire clamp assembly arranged on the lower die; the wire clamp assembly comprises a product positioning piece, a wire clamp gear and a wire clamp rack which are matched with each other; the product positioning piece is fixed on the lower die, and the wire clamp is hinged on the side edge of the lower die through a wire clamp hinge shaft so as to enable the wire clamp to turn over along the Y-axis direction; the wire clamp gear is arranged at one end of the wire clamp hinge shaft; the wire clamp rack is movably arranged above or below the wire clamp gear along the Y axis and is meshed with the wire clamp gear; the multi-station automatic low-pressure injection molding machine also comprises a wire opening clamp mechanism which is arranged on the workbench and is positioned between the mold opening mechanism and the water intake mechanism; the wire opening clamp mechanism comprises a wire opening clamp advancing and retreating cylinder fixed on the workbench; the wire clamp opening and retracting cylinder can drive the wire clamp rack to move towards the lower die relative to one side of the wire clamp through the extension of an output shaft of the wire clamp opening and retracting cylinder, and synchronously drives the wire clamp gear to rotate, so that the wire clamp is opened.

10. A multi-station automatic low-pressure injection molding machine according to claim 9, wherein:

the wire opening clamp mechanism further comprises a wire releasing clamp component; the loose wire clamp assembly comprises a loose wire clamp advancing and retreating cylinder, a loose wire clamp lifting cylinder and a loose wire clamp hook; the wire loosening clamp advance and retreat cylinder is arranged on the workbench; the loose wire clamp lifting cylinder is connected to an output shaft of the loose wire clamp advancing and retreating cylinder, and the loose wire clamp hook is installed on the output shaft of the loose wire clamp lifting cylinder; the outer side of the wire clamp is provided with a wire loosening clamp protruding part correspondingly matched with the wire loosening clamp hook; the wire loosening clamp advancing and retreating cylinder is used for driving the wire loosening clamp hook to move along an X axis, and the wire loosening clamp lifting cylinder is used for driving the wire loosening clamp hook to lift up and down.

11. A multi-station automatic low-pressure injection molding machine according to any one of claims 1 to 10, wherein:

the detection device is a vision system, a vision sensor, a laser sensor, a color sensor, an image sensor, a universal meter or a voltage internal resistance instrument.