CN113319936A

CN113319936A - Injection molding part material root breaking equipment

Info

Publication number: CN113319936A
Application number: CN202110703152.8A
Authority: CN
Inventors: 黄大炜; 王伟; 张国春
Original assignee: Shanghai Panyun Technology Co ltd
Current assignee: Shanghai Panyun Technology Co ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2021-08-31
Anticipated expiration: 2041-06-24
Also published as: CN113319936B

Abstract

The invention relates to the technical field of injection molding part processing, and discloses injection molding part stub breaking equipment. The injection molding part stub breaking equipment is used for breaking the stub of an injection molding part and comprises a workbench, wherein a cooling feeding device, a material conveying device and a breaking device are arranged on the workbench, and the cooling feeding device is configured to bear the injection molding part after injection molding and can also cool the injection molding part; the material conveying device is configured to grab the cooled material roots and convey the injection molding parts to the breaking device; the breaking device comprises two groups of breaking assemblies, the breaking assemblies are arranged at intervals and symmetrically, the two groups of breaking assemblies are configured to respectively clamp the products on two sides of the material root, and the breaking assemblies can drive the products to rotate relative to the material root so as to separate the products from the material root. The automatic separation device realizes the automatic separation of the product and the material roots of the injection molding piece, the cooling and the breaking of the injection molding piece are integrally arranged, the equipment cost is reduced, the production efficiency is improved, the cooled injection molding piece is convenient for removing the material roots, and the material root removal quality is improved.

Description

Injection molding part material root breaking equipment

Technical Field

The invention relates to the technical field of injection molding part processing, in particular to injection molding part stub breaking equipment.

Background

The popularization of computers and the development of computer culture bring revolutionary changes to the development of human society, the rapid development of network technology enables the Internet to permeate the aspects of work, study and life of people, and the application of information technology enables the human knowledge to be rapidly spread, accumulated, analyzed, combined, stored and reproduced, so that people can utilize, acquire and develop the knowledge again by more means, and the growth speed of the knowledge is particularly rapid in the information era. Computers and information networks have converged with the current social life and become an inseparable important part of human life. The computer has a very wide market space for production and development of physical components of computers.

At present, the number of keys of a computer keyboard is huge, the keys are manufactured by adopting an injection molding process, during injection molding, a plurality of keys are connected through material roots, the material roots are mostly removed by using traditional processes such as punching, high-speed milling machines and the like, the price is high, and the consumables are expensive. 64 caves are arranged in one mould of the injection mould of the key, 64 keys are formed at one time, 64 cutters need to be debugged in the process of removing the material roots, the debugging is difficult, the cutters are expensive, and the production efficiency is low.

Based on this, there is a need for an injection molding material root breaking apparatus to solve the above existing problems.

Disclosure of Invention

Based on the above, the invention aims to provide injection molding part stub breaking equipment, which realizes automatic separation of a product and stub, can be used all the time after one-time debugging is finished, greatly reduces the production cost, and is provided with an integrated cooling and breaking structure, so that the equipment cost is reduced, the production efficiency is improved, and the cooled injection molding part is convenient for stub removal and improves stub removal quality.

In order to achieve the purpose, the invention adopts the following technical scheme:

the injection molding stub bar breaking equipment is used for breaking a stub bar of an injection molding piece, the injection molding piece comprises a product and the stub bar which are connected with each other, the product is arranged on two sides of the stub bar, the injection molding stub bar breaking equipment comprises a workbench, and a cooling feeding device, a material conveying device and a breaking device are arranged on the workbench;

the cooling and feeding device is configured to bear the injection molded part after injection molding and can cool the injection molded part;

the material conveying device is configured to grab the cooled material roots and convey the injection molding parts to the breaking device;

the breaking device comprises two groups of breaking components which are arranged at intervals and symmetrically, the two groups of breaking components are configured to clamp the products on two sides of the material root respectively, and the breaking components can drive the products to rotate relative to the material root so as to separate the products from the material root.

As a preferred technical scheme of injection molding material root breaking equipment, the cooling feeding device comprises a divider, a rotary table, a bearing plate and a cooling assembly, the rotary table is arranged above the divider, the divider drives the rotary table to rotate in four stations, the four stations comprise a feeding station, a first cooling station, a second cooling station and a discharging station, the four bearing plates are respectively arranged in the four stations, the injection molding pieces can be placed on the bearing plates, and the cooling assembly is configured to cool the injection molding pieces on the first cooling station and the second cooling station.

As an optimal technical scheme of injection molding piece material root breaking equipment, the cooling assembly comprises a plurality of cooling fans and a fixing frame, the cooling fans are fixed on the workbench through the fixing frame, and the cooling fans are arranged above the first cooling station and the second cooling station.

As a preferred technical scheme of injection molding piece material root breaking equipment, the material conveying device comprises a transmission assembly, an interval adjusting assembly and a grabbing assembly, the transmission assembly is arranged on the workbench, the interval adjusting assembly is arranged on the transmission assembly, and the transmission assembly is configured to drive the interval adjusting assembly to move along the horizontal direction and the vertical direction;

snatch the subassembly and include along a plurality of X to the board of snatching that the interval set up, it is provided with a plurality of clamping jaw cylinders to the interval along Y to snatch the board, the clamping jaw cylinder is used for the centre gripping the material root, it is a plurality of it installs in to snatch board sliding on the interval adjustment assembly, the interval adjustment assembly is configured to adjust a plurality ofly the interval of snatching the board.

As a preferred technical scheme of the injection molding piece material root breaking device, the distance adjusting assembly comprises a first support guide rail, a first cylinder and an adjusting rod, the grabbing plate is slidably mounted on the first support guide rail, the first cylinder is fixed on the first support guide rail, and a telescopic rod of the first cylinder is connected to the grabbing plate close to the first cylinder;

the adjacent grabbing plates are divided into a front grabbing plate and a rear grabbing plate, the front grabbing plate is close to the first cylinder relative to the rear grabbing plate, one end of the adjusting rod is fixed at the bottom of the front grabbing plate, the other end of the adjusting rod is connected to the bottom of the rear grabbing plate in a sliding manner, a limiting block is arranged at one end of the adjusting rod, which is far away from the front grabbing plate,

when the telescopic rod of the first cylinder retracts, the adjusting rod firstly slides relative to the bottom of the rear grabbing plate, and then the limiting block hooks the rear grabbing plate to slide along the direction close to the first cylinder.

As a preferred technical scheme of the injection molding piece material root breaking equipment, a limiting rod is arranged between the front grabbing plate and the rear grabbing plate; the limiting rod is used for ensuring that the distance between the front grabbing plate and the rear grabbing plate is not less than a preset safety distance.

As a preferred technical scheme of injection molding material root breaking equipment, break subassembly includes:

a base plate configured to carry the product;

the rotating motor is arranged on the workbench, the output end of the rotating motor is provided with a rotating shaft, the bottom plate is arranged on the rotating shaft, and the rotating motor is configured to drive the bottom plate to rotate;

the front push plate is connected to the bottom plate in a sliding manner;

the lower pressing plate is fixed on the front pushing plate and is fixed at the output end of the second cylinder;

the bottom plate is provided with the third cylinder, the third cylinder can drive preceding push pedal removes, so that the lower pressing plate is located the top of product, the drive of second cylinder the lower pressing plate pushes down the product.

As a preferred technical scheme of the injection molding piece material root breaking equipment, the breaking devices are multiple, and the breaking devices are arranged on the workbench at intervals.

As an injection molding material root breaking equipment's preferred technical scheme, be provided with the feed bin on the workstation, the feed bin is located two sets of the below in the clearance of the subassembly of breaking.

As an injection molding material root breaking equipment's preferred technical scheme, be provided with the waste bin on the workstation, the feeding device can with the material root removes extremely in the waste bin.

The invention has the beneficial effects that:

after the injection molding piece is molded, the injection molding piece is placed on a cooling and feeding device, the cooling and feeding device cools a product, then a conveying device grabs a stub bar of the cooled injection molding piece and carries the injection molding piece to be conveyed into a breaking device, two groups of breaking components respectively clamp the product on two sides of the stub bar, and the breaking components can drive the product to rotate relative to the stub bar, so that the automatic separation of the product and the stub bar is realized, and the manpower and the equipment cost are reduced; this injection molding material root rupture equipment need not the cutter and cuts the material root, once debugs the back of accomplishing, can use always, reduction in production cost by a wide margin, and the injection molding cooling sets up with the rupture is integrative in addition, has reduced equipment cost, has improved production efficiency, and the injection molding after the cooling is convenient for getting rid of the material root, improves the material root and gets rid of the quality.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an injection molding piece stub breaking apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a cooling and feeding device according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a feeding device according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a spacing adjustment assembly and a grasping assembly according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a breaking assembly provided in the embodiment of the present invention.

The figures are labeled as follows:

100. an injection molded part; 1001. material root; 1002. producing a product;

1. a work table;

2. cooling the feeding device; 21. a divider; 22. a turntable; 23. a carrier plate; 24. a cooling assembly; 241. a heat radiation fan; 242. a fixed mount;

3. a feeding device; 31. a transmission assembly; 311. an X-direction transmission component; 3111. a first support; 3112. a second carriage rail; 3113. a first lead screw; 3114. a first motor; 312. a Z-direction transmission component; 3121. a second support; 3122. a third carriage rail; 3123. a second lead screw; 3124. a second motor; 32. a spacing adjustment assembly; 321. a first carriage rail; 322. a first cylinder; 323. adjusting a rod; 3231. a limiting block; 324. a limiting rod; 325. a third support; 33. a grasping assembly; 331. grabbing the plate; 332. a clamping jaw cylinder;

4. breaking the assembly; 41. a base plate; 42. a rotating electric machine; 43. a front push plate; 44. a lower pressing plate; 45. a second cylinder; 46. a third cylinder; 47. a connecting plate; 48. a bearing seat;

5. a waste bin.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

At present, the number of keys of a computer keyboard is huge, the keys are manufactured by adopting an injection molding process, during injection molding, a plurality of keys are connected through material roots, the material roots are mostly removed by using traditional processes such as punching, high-speed milling machines and the like, the price is high, and the consumables are expensive. 64 caves are moulded in one mould in the injection mould of button, 64 buttons of one shot forming, remove the material root in-process, need debug 64 swoves, debug the difficulty and the cutter is expensive, high in production cost, low in production efficiency.

In order to solve the above problems, as shown in fig. 1 to 5, the present embodiment provides an injection molding stub bar breaking apparatus, the injection molding stub bar breaking apparatus is used for breaking a stub bar 1001 of an injection molding 100, the injection molding 100 includes a product 1002 and the stub bar 1001 which are connected to each other, both sides of the stub bar 1001 are provided with the product 1002, the injection molding stub bar breaking apparatus includes a workbench 1, and the workbench 1 is provided with a cooling feeding device 2, a material conveying device 3, and a breaking device.

Specifically, cooling loader 2 is configured to carry injection molded part 100 and also to cool injection molded part 100; the feeding device 3 is configured to grab the cooled stub 1001 and feed the injection molded part 100 to the breaking device; the breaking device comprises two groups of breaking components 4, the breaking components 4 are arranged at intervals and symmetrically, the two groups of breaking components 4 are configured to respectively clamp the products 1002 on two sides of the material root 1001, and the breaking components 4 can drive the products 1002 to rotate relative to the material root 1001 so as to separate the products 1002 from the material root 1001. Preferably, the number of the breaking devices is multiple, and the multiple breaking devices are arranged on the workbench 1 at intervals to improve the separation efficiency of the product 1002 and the stub 1001.

During operation, after injection molding 100 is molded, injection molding 100 is placed on cooling loading attachment 2 first, cooling loading attachment 2 cools off product 1002, then feeding device 3 snatchs the stub 1001 of injection molding 100 after the cooling, carry injection molding 100 and carry to the breaking device in, two sets of components of breaking 4 centre gripping stub 1001 both sides product 1002 respectively, and break component 4 can drive product 1002 and rotate relative stub 1001, in order to realize product 1002 and stub 1001 separation, this injection molding stub breaking equipment need not the cutter and cuts stub 1001, once debug the completion, can use always, reduce manufacturing cost by a wide margin, and injection molding 100 cools off and breaks integrative setting, equipment cost is reduced, production efficiency is improved, injection molding 100 after the cooling, be convenient for the removal of stub 1001, improve the stub removal quality.

Further specifically, as shown in fig. 2, the cooling and feeding device 2 includes a divider 21, a rotary table 22, a bearing plate 23 and a cooling assembly 24, the rotary table 22 is disposed above the divider 21, the divider 21 drives the rotary table 22 to rotate in four stations, the four stations include a feeding station, a first cooling station, a second cooling station and a discharging station, the four bearing plates 23 are respectively disposed in the four stations, the injection molded part 100 can be placed on the bearing plate 23, and the cooling assembly 24 is configured to cool the injection molded part 100 on the first cooling station and the second cooling station. In this embodiment, first cooling station and second cooling station have realized twice cooling of injection molding 100, improve the cooling effect. Of course, in other embodiments, any number of cooling stations may be included.

In this embodiment, the divider 21 is disposed at the bottom of the worktable 1, and the output end penetrates through the worktable 1 and is connected to the turntable 22 to drive the turntable 22 to rotate in four stations. Preferably, each station is provided with a bearing plate 23, and the injection molding part 100 is placed in a positioning groove of the bearing plate 23 manually or by a manipulator, so that the injection molding part 100 can be accurately installed, and the installation stability of the injection molding part 100 is further realized through the positioning groove. The rotary table 22 is provided with a plurality of lightening holes, so that the energy consumption loss of the divider 21 is reduced, and the rotation stability of the rotary table 22 is improved.

Preferably, the cooling assembly 24 includes a plurality of heat dissipation fans 241 and a fixing frame 242, the heat dissipation fans 241 are fixed on the work table 1 through the fixing frame 242, and the heat dissipation fans 241 are disposed above the first cooling station and the second cooling station. In other embodiments, the cooling assembly 24 may be water cooled to cool the injection molded part 100.

Further, as shown in fig. 3 and 4, the material conveying device 3 includes a transmission assembly 31, a spacing adjustment assembly 32 and a grabbing assembly 33, the transmission assembly 31 is disposed on the workbench 1, the spacing adjustment assembly 32 is mounted on the transmission assembly 31, and the transmission assembly 31 is configured to drive the spacing adjustment assembly 32 to move in the horizontal direction and in the vertical direction; the grabbing assembly 33 comprises grabbing plates 331 arranged at intervals along a plurality of X directions, the grabbing plates 331 are provided with a plurality of clamping jaw cylinders 332 at intervals along a Y direction, the clamping jaw cylinders 332 are used for clamping the material roots 1001, the grabbing plates 331 are slidably mounted on the interval adjusting assembly 32, and the interval adjusting assembly 32 is configured to adjust the intervals of the grabbing plates 331.

Preferably, in this embodiment, the transmission assembly 31 includes an X-direction transmission part 311 and a Z-direction transmission part 312, the X-direction transmission part 311 includes a first support 3111, the first support 3111 is mounted on the worktable 1, a second support guide 3112 is disposed on the first support 3111 along the X-direction, and a first lead screw 3113 driven by a first motor 3114 is disposed in the second support guide 3112; the Z-direction transmission member 312 includes a second support 3121, the second support 3121 is drivingly connected to the first lead screw 3113 through a slider, the second support 3121 is slidably connected to the second support rail 3112, and the first motor 3114 can drive the Z-direction transmission member 312 to move along the X-direction through the second support 3121; a third support guide rail 3122 is arranged on the second support 3121 along the Z direction, and a second lead screw 3123 driven by a second motor 3124 is arranged in the third support guide rail 3122; the spacing adjustment assembly 32 further comprises a third support 325, the third support 325 is drivingly connected to the second lead screw 3123 through a third slider, the third support 325 is slidably connected to the third support rail 3122, and the second motor 3124 is capable of driving the spacing adjustment assembly 32 to move in the Z direction through the third support 325. In other embodiments, the transmission assembly 31 may also be a robot.

Preferably, the distance adjusting assembly 32 comprises a first bracket rail 321, a first cylinder 322 and an adjusting rod 323, the grabbing plate 331 is slidably mounted on the first bracket rail 321, the first cylinder 322 is fixed on the first bracket rail 321, and the telescopic rod of the first cylinder 322 is connected to the grabbing plate 331 near the first cylinder 322; adjacent board 331 of grabbing divide into preceding board of grabbing and the board of grabbing after, preceding board of grabbing is grabbed after relatively and is close to first cylinder 322, adjust pole 323 one end and be fixed in the bottom of preceding board of grabbing, other end sliding connection is in the bottom of grabbing the board after, and adjust pole 323 and keep away from preceding board one end of grabbing and be provided with stopper 3231, when the telescopic link of first cylinder 322 withdraws, adjust pole 323 and grab the board bottom and slide after relatively earlier, then collude and hold the board of grabbing and slide along the direction of being close to first cylinder 322 after. The distance between the front grabbing plate and the rear grabbing plate when the front grabbing plate and the rear grabbing plate are located on the breaking device is adjusted by adjusting the distance between the limiting block 3231 and the fixed end of the adjusting rod 323.

The first carriage rail 321 and the first cylinder 322 are both disposed along the X direction, and the longitudinal direction of the gripping plate 331 is the Y direction. In this embodiment, the number of the gripping plates 331 is four, and each gripping plate 331 is provided with four gripping jaw cylinders 332. The number of the breaking devices is also four, when the feeding device 3 conveys the injection molding part 100 to the breaking devices, the telescopic rod of the first cylinder 322 is in a retraction state, the positions of the plurality of grabbing plates 331 after adjustment correspond to the positions of the plurality of breaking devices one by one, and the distance between the plurality of grabbing plates 331 is the same as the distance between the plurality of breaking devices.

Further preferably, a limiting rod 324 is arranged between the front grabbing plate and the rear grabbing plate; the spacing rod 324 is used for ensuring that the distance between the front grabbing plate and the rear grabbing plate is not less than a preset safety distance. When the grabbing plates 331 are located at the blanking station of the blanking station cooling feeding device 2, the first cylinder 322 is in an extending state, the distance between the grabbing plates 331 is the same as that between the limiting rods 324, and the limiting rods 324 prevent the grabbing plates 331 from colliding with each other. When the feeding device 3 is located at the blanking station, the distance between the grabbing plates 331 is small, so that the distance between the injection molded parts 100 on the turntable 22 is reduced, the size of the bearing plate 23 is reduced, and the size of the cooling feeding device 2 is reduced.

Further, as shown in fig. 5, in the present embodiment, the breaking assembly 4 includes a base plate 41, a rotary motor 42, a front pushing plate 43, and a lower pushing plate 44. The base plate 41 is configured to carry a product 1002; the rotating motor 42 is disposed on the workbench 1, an output end of the rotating motor 42 is provided with a rotating shaft, the bottom plate 41 is disposed on the rotating shaft, and the rotating motor 42 is configured to drive the bottom plate 41 to rotate. Preferably, a bearing seat 48 is arranged on the workbench 1, and the rotating shafts of the rotating motors 42 of the two breaking assemblies 4 are fixed in the bearing seat 48. The front push plate 43 is slidably connected to the bottom plate 41; a second cylinder 45 is fixed on the front push plate 43, and a lower push plate 44 is fixed at the output end of the second cylinder 45; the bottom plate 41 is provided with a third air cylinder 46, the third air cylinder 46 can drive the front push plate 43 to move, so that the lower push plate 44 is positioned above the product 1002, and the second air cylinder 45 drives the lower push plate 44 to press down the product 1002. It should be noted that, during the process that the product 1002 is driven to rotate by the breaking-off assembly 4, the material conveying device 3 keeps clamping the material root 1001, which is beneficial for separating the product 1002 from the material root 1001.

Preferably, a groove is provided in the bottom plate 41, and when the injection molded part 100 is moved between the two break-off assemblies 4, the product 1002 is located in the groove, which provides a location for the product 1002. The two ends of the front pushing plate 43 are respectively provided with a third cylinder 46, the bottom plate 41 is provided with a sliding rail, and the front pushing plate 43 is connected to the sliding rail of the bottom plate 41 in a sliding manner, so that the stability of the front pushing plate 43 is improved. Further, a plurality of fixing holes are formed in the front push plate 43, the second air cylinder 45 is installed in the fixing holes, the output end of the second air cylinder 45 is connected to the lower pressing plate 44 through the connecting plate 47 of the Z type, the output end of the second air cylinder 45 is upwards arranged and connected to the top end of the connecting plate 47 of the Z type, the lower pressing plate 44 is connected to the bottom end of the connecting plate 47 of the Z type, when the lower pressing plate 44 presses downwards, the moving stroke of the lower pressing plate 44 is reduced, the lower pressing plate 44 presses the product 1002 into the groove, and the fixing stability of the product 1002 is improved.

Preferably, a silo is arranged on the working table 1 and is positioned below the gap of the two groups of breaking assemblies 4. After the product 1002 and the material root 1001 are removed, the material conveying device 3 carries the material root 1001 to move upwards, the rotating motor 42 drives the bottom plate 41 to rotate, the lower pressing plate 44 is separated from the product 1002, and the product 1002 slides into the bin by means of gravity.

Preferably, a waste bin 5 is arranged on the workbench 1, and the material conveying device 3 can move the material roots 1001 into the waste bin 5. In this embodiment, the waste bin 5 is disposed between the cooling and feeding devices 2, after the product 1002 is separated from the material root 1001, the material conveying device 3 carries the material root 1001 to move along the direction far away from the breaking device, and when passing through the waste bin 5, the clamping jaw cylinder 332 drops the material root 1001 into the waste bin 5.

It should be noted that, as shown in fig. 1 to fig. 5, the present embodiment further provides working steps of the injection molding piece root breaking apparatus, which are specifically as follows: manually or mechanically placing the injection molded part 100 on the bearing plate 23 of the feeding station; the turntable 22 rotates, the injection molding piece 100 rotates to a first cooling station and a second cooling station respectively, and the cooling fans 241 of the first cooling station and the second cooling station cool the injection molding piece 100; the carousel 22 rotates the cooled injection molded part 100 to a blanking station. The Z-direction transmission component 312 drives the spacing adjustment assembly 32 to move downwards, so that the grabbing plate 331 on the spacing adjustment assembly 32 grabs the material root 1001; the Z-direction transmission component 312 drives the spacing adjustment assembly 32 to move upwards; the X-direction transmission member 311 drives the Z-direction transmission member 312 to move in a direction approaching the breaking device while the first cylinder 322 is retracted to adjust the interval of the four grasping plates 331 by the adjustment lever 323; after the grasping plate 331 moves over the breaking device, the Z-drive component 312 drives the spacing adjustment assembly 32 downward so that the product 1002 of the injection molded part 100 is located in the recess of the base plate 41. The third air cylinder 46 drives the front push plate 43 to move, so that the lower push plate 44 is positioned above the product 1002, and the second air cylinder 45 drives the lower push plate 44 to press the product 1002 downwards, so that the product 1002 is fixed in the groove; the rotating motor 42 drives the bottom plate 41 to rotate, so that the bottom plate 41 carries the product 1002 to rotate relative to the stub 1001, and the purpose of separating the product 1002 from the stub 1001 is achieved. Then the material conveying device 3 carries the material root 1001 to move upwards, meanwhile, the rotating motor 42 drives the bottom plate 41 to rotate, the lower pressing plate 44 is separated from the product 1002, and the product 1002 slides into the bin by means of gravity. In the process that the material conveying device 3 returns to the blanking station, when the material conveying device passes through the waste bin 5, the material roots 1001 are thrown into the waste bin 5. And the material conveying device 3 returns to the blanking station, and simultaneously, the cylinder rod of the first cylinder 322 is in an extending state, so that the next group of injection molding parts 100 is processed.

The injection molding material root breaking equipment of this embodiment need not the cutter and cuts material root 1001, once debugs the back of accomplishing, can use always, reduces manufacturing cost by a wide margin, and injection molding 100 cools off and breaks integrative setting moreover, has reduced equipment cost, has improved production efficiency, and injection molding 100 after the cooling is convenient for getting rid of material root 1001 improves material root 1001 and gets rid of the quality.

It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. The injection molding stub bar breaking equipment is used for breaking a stub bar (1001) of an injection molding piece (100), wherein the injection molding piece (100) comprises a product (1002) and the stub bar (1001) which are connected with each other, and the product (1002) is arranged on each of two sides of the stub bar (1001), and is characterized by comprising a workbench (1), wherein a cooling feeding device (2), a material conveying device (3) and a breaking device are arranged on the workbench (1);

the cooling and feeding device (2) is configured to carry the injection-molded part (100) and also to cool the injection-molded part (100);

the feeding device (3) is configured to grab the cooled stub bar (1001) and feed the injection molded part (100) to the breaking device;

the breaking device comprises two groups of breaking components (4), the breaking components (4) are arranged at intervals and symmetrically, the two groups of breaking components (4) are configured to clamp the products (1002) on two sides of the material root (1001) respectively, and the breaking components (4) can drive the products (1002) to rotate relative to the material root (1001) so as to separate the products (1002) from the material root (1001).

2. An injection molding material root breaking device according to claim 1, characterized in that the cooling and feeding device (2) comprises a divider (21), a turntable (22), a bearing plate (23) and a cooling assembly (24), the turntable (22) is arranged above the divider (21), the divider (21) drives the turntable (22) to rotate in four stations, the four stations comprise a feeding station, a first cooling station, a second cooling station and a blanking station, four bearing plates (23) are respectively arranged in the four stations, the injection molding (100) can be placed on the bearing plate (23), and the cooling assembly (24) is configured to cool the injection molding (100) in the first cooling station and the second cooling station.

3. An injection molding material root breaking apparatus according to claim 2, wherein the cooling assembly (24) comprises a plurality of heat dissipation fans (241) and a fixing frame (242), the heat dissipation fans (241) are fixed on the worktable (1) through the fixing frame (242), and the heat dissipation fans (241) are disposed above the first cooling station and the second cooling station.

4. An injection molding material root breaking device according to claim 1, wherein the material conveying device (3) comprises a transmission assembly (31), a spacing adjustment assembly (32) and a grabbing assembly (33), the transmission assembly (31) is arranged on the workbench (1), the spacing adjustment assembly (32) is mounted on the transmission assembly (31), and the transmission assembly (31) is configured to drive the spacing adjustment assembly (32) to move in a horizontal direction and in a vertical direction;

the grabbing component (33) comprises grabbing plates (331) arranged at intervals along a plurality of X directions, a plurality of clamping jaw air cylinders (332) are arranged at intervals along a Y direction on the grabbing plates (331), the clamping jaw air cylinders (332) are used for clamping the material roots (1001), the grabbing plates (331) are installed on the interval adjusting component (32) in a sliding mode, and the interval adjusting component (32) is configured to adjust the intervals of the grabbing plates (331).

5. An injection molding material root breaking apparatus according to claim 4, wherein the spacing adjustment assembly (32) comprises a first rack guide rail (321), a first cylinder (322) and an adjustment rod (323), the gripping plate (331) is slidably mounted on the first rack guide rail (321), the first cylinder (322) is fixed on the first rack guide rail (321), and an extension rod of the first cylinder (322) is connected to the gripping plate (331) adjacent to the first cylinder (322);

the adjacent grabbing plates (331) are divided into a front grabbing plate and a rear grabbing plate, the front grabbing plate is close to the first cylinder (322) relative to the rear grabbing plate, one end of the adjusting rod (323) is fixed at the bottom of the front grabbing plate, the other end of the adjusting rod is connected to the bottom of the rear grabbing plate in a sliding mode, and a limiting block (3231) is arranged at one end, far away from the front grabbing plate, of the adjusting rod (323);

when the telescopic rod of the first air cylinder (322) retracts, the adjusting rod (323) firstly slides relative to the bottom of the rear grabbing plate, and then the limiting block (3231) hooks the rear grabbing plate to slide along the direction close to the first air cylinder (322).

6. An injection molding material root breaking apparatus according to claim 5, wherein a limiting rod (324) is disposed between the front and rear gripping plates; the limiting rod (324) is used for ensuring that the distance between the front grabbing plate and the rear grabbing plate is not less than a preset safety distance.

7. An injection moulding root break apparatus according to claim 1, wherein the break assembly (4) comprises:

a bottom panel (41), the bottom panel (41) configured to carry the product (1002);

the rotating motor (42) is arranged on the workbench (1), the output end of the rotating motor (42) is provided with a rotating shaft, the bottom plate (41) is arranged on the rotating shaft, and the rotating motor (42) is configured to drive the bottom plate (41) to rotate;

a front push plate (43), wherein the front push plate (43) is connected with the bottom plate (41) in a sliding manner;

the lower pressing plate (44), a second cylinder (45) is fixed on the front pushing plate (43), and the lower pressing plate (44) is fixed at the output end of the second cylinder (45);

the bottom plate (41) is provided with a third air cylinder (46), the third air cylinder (46) can drive the front push plate (43) to move, so that the lower press plate (44) is located above the product (1002), and the second air cylinder (45) drives the lower press plate (44) to press down the product (1002).

8. An injection moulding material root breaking apparatus according to claim 1, wherein the breaking means is plural, and plural breaking means are provided at intervals on the table (1).

9. An injection moulding material root breaking apparatus according to claim 1, wherein a magazine is provided on the table (1), the magazine being located below the gap of the two sets of break assemblies (4).

10. An injection molding stub bar breaking apparatus according to claim 1, wherein a scrap bin (5) is provided on the table (1), and the stub bar (1001) can be moved into the scrap bin (5) by the material conveying device (3).