CN219075981U - Powder dry pressing forming equipment - Google Patents
Powder dry pressing forming equipment Download PDFInfo
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- CN219075981U CN219075981U CN202122816046.9U CN202122816046U CN219075981U CN 219075981 U CN219075981 U CN 219075981U CN 202122816046 U CN202122816046 U CN 202122816046U CN 219075981 U CN219075981 U CN 219075981U
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Abstract
The utility model discloses powder dry-pressing forming equipment, which comprises: the device comprises an installation frame which is arranged on the ground in a supporting way, wherein a fixed die frame device, an upper die forming device and a lower die forming device which are respectively arranged on two sides of the fixed die frame device, an upper die driving mechanism which is connected with the upper die forming device and is used for driving the upper die forming device to slide relative to the fixed die frame device, and a lower die driving mechanism which is connected with the lower die forming device and is used for driving the lower die forming device to slide relative to the fixed die frame device, and the upper die driving mechanism and the lower die driving mechanism respectively slide, drive and guide through a plurality of groups of linear slide rail structures which are sequentially arranged at intervals along the circumferential direction of the sliding driving direction. In the structure, the guide sleeve guide rod structure in the prior art is eliminated, and the high-precision and high-wear-resistance linear slide rail structure is adopted, so that the friction coefficient is greatly reduced, the tonnage of die casting can be more stably kept when the equipment is in up-down die casting, the quality of a formed product is further improved, and the noise pollution in the working process is effectively reduced.
Description
Technical Field
The utility model relates to the field of dry-pressing forming of ceramic powder, in particular to powder dry-pressing forming equipment.
Background
The powder forming technology is used as a special method for manufacturing parts, and has the advantages of high utilization rate of raw material powder, less working hours of single part processing of the parts, lower cost, mass production of parts with complex shapes, reduction of subsequent processing and the like, and occupies more and more important positions in the field of forming technical equipment.
The structure of the existing powder dry pressing forming equipment is shown in fig. 1, an output shaft of a motor 31 is connected with a driving screw rod 33 through a traditional coupler 32, a driving frame 34 in threaded connection with the driving screw rod 33 is arranged outside the driving screw rod 33, the driving frame 34 is arranged on a long straight guide rod 36 in a penetrating mode through a guide sleeve 35, guiding sliding is carried out through the guide rod 36, and the bottom end of the driving frame 34 is connected with an upper die frame structure or a lower die frame structure.
In the existing powder dry pressing forming equipment structure, the power transmission structure is arranged in a mode and the existing traditional coupler 32 is arranged in a mode, so that the whole machine is very high, a larger installation space is needed, the conveying process is difficult, and the conveying safety is low; in the equipment structure, when the motor 31 or the driving screw 33 needs to be removed for maintenance and replacement, the driving screw 33 needs to be taken out after almost removing all the structures shown in fig. 1, the installation and the disassembly operations are very complex, and when the equipment structure is installed, the traditional coupler 32 and the driving screw 33 need to be synchronously installed with the peripheral accessory structure, so that the installation of the whole equipment is greatly limited by the processing time of main transmission parts, and the equipment structure is not suitable for batch production; the driving frame 34 has long travel, and is subjected to sliding guide through a shaft sleeve structure with very high wear rate, so that the sliding precision is low, the wear rate is high, the sliding stability is poor, the service life of the machine is low, and the noise pollution is high in the working process.
Disclosure of Invention
The utility model provides powder dry-pressing forming equipment, which aims to solve the technical problems of poor die-casting stability, low sliding precision and large noise pollution in working of the existing powder dry-pressing forming equipment.
The technical scheme adopted by the utility model is as follows:
a powder dry-compaction apparatus comprising: the device comprises an installation frame which is arranged on the ground in a supporting way, wherein a fixed die frame device, an upper die forming device and a lower die forming device which are respectively arranged on two sides of the fixed die frame device, an upper die driving mechanism which is connected with the upper die forming device and is used for driving the upper die forming device to slide relative to the fixed die frame device, and a lower die driving mechanism which is connected with the lower die forming device and is used for driving the lower die forming device to slide relative to the fixed die frame device are fixedly arranged on the installation frame, and the upper die driving mechanism and the lower die driving mechanism respectively carry out sliding driving guide through a plurality of groups of linear slide rail structures which are sequentially arranged at intervals along the circumferential direction of the sliding driving direction; the upper die driving mechanism and the lower die driving mechanism are matched to enable the upper die forming device, the fixed die carrier device and the lower die forming device to be matched to dry-press the fed powder into a formed product and discharge the formed product.
Further, the lower die driving mechanism is identical to the upper die driving mechanism in structure, the upper die driving mechanism comprises a linear driving main body structure and a plurality of groups of linear slide rail structures uniformly distributed at intervals on the periphery of the sliding driving direction of the linear driving main body structure, and each linear slide rail structure comprises: the linear driving device comprises a linear driving main body structure, a linear driving block, a linear sliding rail and an antifriction sliding block, wherein the linear driving main body structure is provided with a linear driving seat; the linear slide rail extends along the sliding driving direction of the upper die driving mechanism.
Further, the linear driving main body structure comprises a driving motor, a screw rod driving piece, a sliding frame and a quick-assembly connecting structure; the driving motor is arranged at the top of the mounting frame in a supporting way, the driving motor and the screw rod driving piece are arranged at intervals along the axial direction, and the quick-mounting connecting structure is arranged between the driving motor and the screw rod driving piece and is used for enabling the power input end of the screw rod driving piece to be connected with the power output end of the driving motor in a quick-mounting way, and the connecting distance between the driving motor and the screw rod driving piece is greatly shortened; the sliding frame is sleeved on the outer circle of the screw rod driving piece, a plurality of groups of linear sliding rail structures are uniformly connected to the periphery of the sliding frame at intervals along the circumferential direction of the sliding frame, and the sliding frame is used for sliding up and down under the rotating action of the screw rod driving piece, so that the upper die forming device connected with the sliding frame is driven to slide up and down relative to the fixed die frame device.
Further, the screw rod driving piece comprises a rotary screw rod which is vertically arranged, and a driving nut which is sleeved on the outer circle of the rotary screw rod and is in threaded connection with the rotary screw rod; the quick-mounting type connecting structure comprises a limiting disc and a connecting sleeve which are sequentially arranged on the outer circle of a driving rotating shaft of the driving motor, and a connecting disc for realizing quick-mounting type connection of the rotating screw rod and the driving rotating shaft; the limiting disc is fixed with the driving rotating shaft, the connecting sleeve is connected with the driving rotating shaft, and the upper end of the connecting sleeve is used for propping against the limiting disc for limiting; the connecting disc is sleeved on the outer circle of the rotary screw rod, and the connecting disc is detachably connected with the lower end of the connecting sleeve.
Further, the limiting disc is detachably fixed with the driving rotating shaft through the first connecting piece; the connecting sleeve is arranged on the outer circle of the driving rotating shaft in an interference manner and is connected with the driving rotating shaft through a key; the connecting disc is detachably connected with the rotary screw rod and the connecting sleeve through a second connecting piece and a third connecting piece respectively.
Further, the mounting frame comprises a motor mounting plate which is fixedly arranged, and a mounting shaft hole for the driving rotating shaft to penetrate is formed in the motor mounting plate; the driving motor is fixed on the motor mounting plate, and the driving rotating shaft penetrates through the mounting shaft hole; the quick-assembly connecting structure further comprises a supporting bearing arranged in the mounting shaft hole, the limiting disc is positioned in the mounting shaft hole, the supporting bearing is sleeved on the connecting sleeve, and two ends respectively prop against the limiting disc and the connecting sleeve to limit.
Further, the mounting shaft hole comprises a first mounting hole and a second mounting hole which are connected along the axial direction, and an annular limiting step is formed at the communication position of the first mounting hole and the second mounting hole; an outer circle at the lower end of the connecting sleeve is provided with a convex annular limit flange, and an inner circle of the support bearing is limited between the limit disc and the limit flange; the mounting frame also comprises a limiting end cover connected with the motor mounting plate, and the outer ring limit of the support bearing is positioned between the limiting step and the limiting end cover.
Further, the sliding frame comprises a sliding plate and a cushion sleeve which are sleeved on the outer circle of the rotary screw rod, and the sliding plate and the cushion sleeve are respectively arranged on two sides of the driving nut and are respectively fixed with the driving nut; the linear sliding rail structure is connected between the sliding plate and the mounting rack; the upper die forming device is connected with the lower end of the cushion cover.
Further, the powder dry-pressing forming equipment further comprises a vibration discharging device for vibration discharging, and the vibration discharging device comprises: the vibration discharging mechanism is used for vibrating and conveying the molded product and collecting powder falling off from the molded product in a vibrating way, and the storage box is used for separately storing the output molded product and the powder; the vibration discharging mechanism and the stock box are respectively supported on the bracket assembly, the vibration discharging mechanism is obliquely arranged, the upper lifting end of the vibration discharging mechanism is connected with the discharging end of the fixed die carrier device, and the opposite declining ends of the vibration discharging mechanism are respectively communicated with the stock box.
Further, the stock box comprises a storage tray for stacking the formed products and a powder box for storing powder; the powder box is supported on the bracket assembly; the tray is connected to the top of the powder box.
The utility model has the following beneficial effects:
in the structure, the guide sleeve guide rod structure in the prior art is eliminated, and the high-precision and high-wear-resistance linear slide rail structure is adopted, so that the friction coefficient is greatly reduced, the tonnage of die casting can be more stably kept when equipment is die-cast up and down, the quality of a formed product is further improved, the service life of a main part screw rod is prolonged, and the noise pollution in the working process is effectively reduced.
In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages. The present utility model will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic cross-sectional front view of a conventional powder dry-pressing apparatus;
FIG. 2 is a schematic view showing the spatial structure of a powder dry-pressing apparatus according to a preferred embodiment of the present utility model;
FIG. 3 is a schematic view of the front view, partially in section, of FIG. 2;
fig. 4 is a schematic view of the spatial structure of the vibration discharging apparatus in fig. 2.
Description of the drawings
10. A frame is installed; 11. a motor mounting plate; 12. a limiting end cover; 13. a guide plate; 20. a vibration discharging device; 21. a bracket assembly; 211. a mounting base plate; 212. a supporting stand; 213. a rotary vertical frame; 22. a storage tray; 23. a powder box; 24. a vibrator; 25. a discharge tray set; 251. a screen tray; 2510. a sieve pore; 252. a material guiding disc; 31. a motor; 32. a conventional coupling; 33. a driving screw rod; 34. a drive rack; 35. a guide sleeve; 36. a guide rod; 40. fixing a die carrier device; 50. an upper die forming device; 60. a lower die forming device; 70. an upper die driving mechanism; 71. a driving motor; 711. driving the rotating shaft; 72. a screw rod driving member; 721. rotating the screw rod; 722. a drive nut; 73. a carriage; 731. a slide plate; 732. a cushion cover; 74. a quick-assembly connecting structure; 741. a limiting disc; 742. a connecting sleeve; 743. a connecting disc; 744. a support bearing; 75. a linear slide rail structure; 751. connecting the support blocks; 752. a linear slide rail; 753. an antifriction slide block; 80. and a lower die driving mechanism.
Detailed Description
Embodiments of the utility model are described in detail below with reference to the attached drawing figures, but the utility model can be practiced in a number of different ways, as defined and covered below.
Referring to fig. 2, a preferred embodiment of the present utility model provides a powder dry-press molding apparatus comprising: the device comprises a mounting frame 10 which is supported on the ground, wherein a fixed die frame device 40, an upper die forming device 50 and a lower die forming device 60 which are respectively arranged at two sides of the fixed die frame device 40, an upper die driving mechanism 70 which is connected with the upper die forming device 50 and is used for driving the upper die forming device to slide relative to the fixed die frame device 40, and a lower die driving mechanism 80 which is connected with the lower die forming device 60 and is used for driving the lower die forming device to slide relative to the fixed die frame device 40 are fixedly arranged on the mounting frame 10, and the upper die driving mechanism 70 and the lower die driving mechanism 80 are respectively subjected to sliding driving guidance through a plurality of groups of linear slide rail structures 75 which are sequentially arranged at intervals along the circumferential direction of the sliding driving direction. The upper die driving mechanism 70 and the lower die driving mechanism 80 cooperate to enable the upper die forming device 50, the fixed die carrier device 40 and the lower die forming device 60 to cooperate to dry-press and form the fed powder into a formed product and discharge the formed product.
When the powder dry-pressing forming equipment works, the lower die driving mechanism 80 is started to drive the lower die forming device 60 to move upwards towards the fixed die frame device 40, after the powder feeding of the lower die forming device 60 is completed, the upper die driving mechanism 70 is started to drive the upper die forming device 50 to move downwards towards the fixed die frame device 40, and when the upper die driving mechanism 70 and the lower die driving mechanism 80 are in sliding driving, sliding driving guiding is carried out through a plurality of groups of linear sliding rail structures 75 respectively, so that the upper die forming device 50, the fixed die frame device 40 and the lower die forming device 60 cooperate to dry-press and form powder into a formed product. In the structure of the utility model, the guide sleeve guide rod structure in the prior art is eliminated, and the high-precision and high-wear-resistance linear slide rail structure 75 is adopted, so that the friction coefficient is greatly reduced, the tonnage of die casting can be more stably kept when the equipment is in up-down die casting, the quality of a formed product is further improved, the service life of a main part screw rod is prolonged, and the noise pollution in the working process is effectively reduced.
Alternatively, as shown in fig. 2 and 3, the lower die driving mechanism 80 has the same structure as the upper die driving mechanism 70, and the upper die driving mechanism 70 includes a linear driving main body structure, and a plurality of groups of linear slide rail structures 75 uniformly arranged at intervals on the periphery of the sliding driving direction of the linear driving main body structure, and the plurality of groups of linear slide rail structures 75 are uniformly arranged at intervals along the periphery of the sliding driving direction of the linear driving main body structure, so that the sliding precision and the stability of die casting are further improved. Each linear slide structure 75 includes: the linear driving device comprises a connecting support block 751 connected with the outer peripheral surface of the linear driving main body structure, linear sliding rails 752 arranged corresponding to the connecting support blocks 751, and antifriction blocks 753 connected to the connecting support block 751 and arranged on the linear sliding rails 752 in a sliding manner. The linear slide 752 extends in the sliding driving direction of the upper die driving mechanism 70. In this alternative scheme, antifriction slider 753 is prepared by the plastic material preparation that the wearability is good, coefficient of friction is low and forms, reduces wearing and tearing and the noise that produces when sliding, and then improves the precision of sliding, life to noise pollution is reduced.
Alternatively, as shown in fig. 3, the linear driving body structure includes a driving motor 71, a screw driver 72, a carriage 73, and a quick-fit connection structure 74. The driving motor 71 is supported at the top of the mounting frame 10, and the driving motor 71 and the screw driving member 72 are arranged along the axial direction at intervals, and the quick-assembly connecting structure 74 is arranged between the driving motor 71 and the screw driving member 72, so that the power input end of the screw driving member 72 is quickly connected with the power output end of the driving motor 71, and the connecting distance between the two is greatly shortened. The sliding frame 73 is sleeved on the outer circle of the screw rod driving piece 72, a plurality of groups of linear sliding rail structures 75 are uniformly connected to the periphery of the sliding frame 73 at intervals along the circumferential direction of the sliding frame 73, and the sliding frame 73 is used for sliding up and down under the rotating action of the screw rod driving piece 72 so as to drive the upper die forming device 50 connected with the sliding frame to slide up and down relative to the fixed die frame device 40.
In the powder dry pressing forming equipment, the existing forming coupling is eliminated, the self-designed quick-mounting connecting structure 74 is adopted, so that the screw rod driving piece 72 is connected with the driving motor 71 in a quick-mounting manner, on one hand, the cost of purchasing the existing forming coupling can be effectively reduced, on the other hand, compared with the prior structure, when the motor or the driving screw rod is dismounted, the whole accessory part structure is required to be dismounted completely, in the structure, the screw rod driving piece 72 and the driving motor 71 can be quickly connected and dismounted through the arrangement of the quick-mounting connecting structure 74, the mounting and dismounting of the driving motor 71 and the screw rod driving piece 72 are very simple, the maintenance and replacement difficulty of the motor and the screw rod is greatly reduced, the maintenance and replacement efficiency is improved, the mounting is simpler and quicker, the whole machine cannot be mounted due to the processing time of main transmission pieces such as the screw rod driving piece 72, for example, the accessory part of the equipment can be mounted firstly, and then the main transmission parts are mounted, the machine can be quickly responded to market demands, and the machine can be assembled to flow into the market at the fastest speed; compared with the prior structure, the device of the utility model cancels the traditional coupling connection, uses a more convenient and efficient quick-assembly connecting structure, further effectively solves the power loss in transmission, ensures the concentricity of the driving shaft of the driving motor 71 and the screw rod driving piece 72 in the rotating process, and further prolongs the service life of the structure; compared with the prior structure that the motor is connected with the screw rod through the traditional coupler with longer axial length, the device of the utility model realizes the direct connection of the screw rod driving piece 72 and the driving motor 71 through the quick-assembly connecting structure 74, greatly shortens the connecting distance between the screw rod driving piece 72 and the driving motor, ensures that the whole machine is shorter, has higher space utilization rate, solves the problems of height limitation and transportation safety of the machine in the transportation process after delivery, and ensures that the running stability of the whole machine is good.
In this alternative, as shown in fig. 3, the screw driving member 72 includes a rotating screw 721 vertically disposed, and a driving nut 722 sleeved on an outer circle of the rotating screw 721 and screwed with the rotating screw 721, where the rotating screw 721 synchronously drives the driving nut 722 to slide up and down along an axial direction thereof when rotating. The quick-assembling type connecting structure 74 comprises a limiting disc 741 and a connecting sleeve 742 which are sequentially arranged on the outer circle of the driving rotating shaft 711 of the driving motor 71, and a connecting disc 743 for realizing quick-assembling type connection of the rotating screw 721 and the driving rotating shaft 711. The limit disc 741 is fixed with the driving rotating shaft 711, the connecting sleeve 742 is connected with the driving rotating shaft 711, and the upper end of the connecting sleeve 742 is used for propping against the limit disc 741 to limit. The connection disc 743 is sleeved on the outer circle of the rotary screw 721, and the connection disc 743 is also detachably connected with the lower end of the connection sleeve 742.
The quick-assembly type connecting structure 74 has a simple structure, when in installation, the accessory part structure of the equipment, the limit disc 741 and the connecting sleeve 742 can be installed, finally, the connecting disc 743 and the connecting sleeve 742 are connected, so that the quick connection and installation of the rotary screw 721 and the driving motor 71 can be realized, the equipment assembly is not limited by the processing time of main transmission parts such as the screw driving part 72, the market demand can be responded quickly, and the machine assembly can be completed to enable the machine to flow into the market at the fastest speed; when the screw rod is detached, the rotary screw rod 721 and the driving motor 71 can be easily taken out only by unlocking the connecting disc 743 and the connecting sleeve 742, so that the driving motor 71 and the screw rod driving piece 72 are very simple to install and detach, the maintenance and replacement difficulty of the motor and the screw rod is greatly reduced, the maintenance and replacement efficiency is improved, and the installation is simpler and faster; compared with the prior structure that the motor is connected with the screw rod through the traditional coupler with longer axial length, in the structure of the utility model, the connecting distance between the rotary screw rod 721 and the driving rotating shaft 711 is very short, so that the whole machine is shorter, the space utilization rate is higher, and the problems of height limitation and transportation safety of the machine in the transportation process after leaving a factory are solved; in the structure of the utility model, the connecting sleeve 742 is limited between the connecting disc 743 and the limiting disc 741, the gaps among the limiting disc 741, the connecting sleeve 742 and the connecting disc 743 are very small, and the gap between the end part of the rotating screw rod 721 and the end part of the driving rotating shaft 711 is very small.
In this alternative, as shown in fig. 3, the limiting disc 741 is detachably fixed to the driving shaft 711 through a first connecting member, which is a connecting nail or the like, and the connection and the fixation are simple. The connection sleeve 742 is installed on the outer circle of the driving shaft 711 in an interference manner, and is connected with the driving shaft 711 by a key, so that the connection sleeve 742 and the driving shaft 711 rotate synchronously, and the connection between the connection sleeve and the driving shaft 711 is tight. The connecting disc 743 is detachably connected with the rotating screw 721 and the connecting sleeve 742 through a second connecting piece and a third connecting piece, which are connecting screws or bolts and the like, and the connection is stable and the connection and the disassembly are simple.
Preferably, as shown in fig. 3, the mounting frame 10 includes a motor mounting plate 11 fixedly arranged, and a mounting shaft hole through which the driving shaft 711 passes is formed in the motor mounting plate 11. The driving motor 71 is fixed to the motor mounting plate 11, and the driving shaft 711 is inserted into the mounting shaft hole. The quick-assembling connecting structure 74 further comprises a supporting bearing 744 installed in the installation shaft hole, the limiting disc 741 is located in the installation shaft hole, the supporting bearing 744 is sleeved on the connecting sleeve 742, and two ends of the supporting bearing 744 respectively abut against the limiting disc 741 and the connecting sleeve 742 to limit. The connection sleeve 742 is rotatably supported by the support bearing 744 to enhance the stability of the quick connect structure 74 as a whole.
In the preferred scheme, as shown in fig. 3, the installation shaft hole comprises a first installation hole and a second installation hole which are connected along the axial direction, and an annular limiting step is formed at the communication position of the first installation hole and the second installation hole. An outer circle at the lower end of the connecting sleeve 742 is provided with an outwards convex annular limit flange, and an inner circle of the supporting bearing 744 is limited between the limit disc 741 and the limit flange. The mounting frame 10 further includes a limiting end cap 12 connected to the motor mounting plate 11, and an outer ring limit of the support bearing 744 is located between the limiting step and the limiting end cap 12. In the preferred scheme, the whole structure is simple and compact, the stability is strong, the power loss in transmission can be effectively solved, the concentricity of the rotating screw 721 and the driving rotating shaft 711 in the rotating process is ensured, and the service life of the structure is prolonged.
Alternatively, as shown in fig. 3, the sliding frame 73 includes a sliding plate 731 and a pad 732 sleeved on the outer circumference of the rotary screw 721, and the sliding plate 731 and the pad 732 are respectively disposed at two sides of the driving nut 722 and are respectively fixed with the driving nut 722. The linear slide structure 75 is connected between the slide 731 and the mounting frame 10. The upper mold forming device 50 is connected to the lower end of the pad 732. When the device is in operation, the driving motor 71 drives the rotating screw rod 721 to rotate, the rotating screw rod 721 drives the driving nut 722 to slide up and down, the driving nut 722 further synchronously drives the sliding plate 731 and the cushion sleeve 732 to slide, the cushion sleeve 732 finally drives the upper die forming device 50 to slide synchronously, and in the sliding process of the sliding plate 731, the sliding guide is performed through the linear sliding rail structure 75. In the structure, the guide sleeve guide rod structure in the prior art is eliminated, and the high-precision and high-wear-resistance linear slide rail structure 75 is adopted, so that the friction coefficient is greatly reduced, the tonnage of die casting can be more stably kept when equipment is die-cast up and down, the service life of a main part screw rod is prolonged, and the noise pollution in the working process is effectively reduced; on the other hand, compared with the existing structure, in the structure of the utility model, the sliding is completed by matching the sliding plate 731 with the pad sleeve 732, so that the sliding stroke of the sliding plate 731 can be effectively shortened, the integral sliding precision and the sliding stability are further improved, the pad sleeve 732 with a large diameter can also effectively increase the sliding stability, the precision and the stability of the die casting of the whole machine are finally improved, and the quality of a formed product and the service life of relevant elements of equipment are further improved.
Preferably, as shown in fig. 3, the mounting frame 10 further comprises a fixedly arranged guide plate 13. The pad 732 slides through the guide plate 13, the guide plate 13 guides the sliding of the pad 732, and the guide plate 13 further guides the sliding of the sliding frame 73, so that the sliding precision and the sliding stability are improved.
Optionally, as shown in fig. 2, the powder dry-pressing apparatus further includes a vibration discharging device 20 for vibration discharging, and the vibration discharging device 20 includes: the device comprises a bracket assembly 21 connected with a mounting frame 10, a vibration discharging mechanism for vibrating and conveying a molded product and collecting powder falling off the molded product in a vibration mode, and a storage box for separately storing the output molded product and the powder. The vibration discharging mechanism and the stock box are respectively supported on the bracket assembly 21, the vibration discharging mechanism is obliquely arranged, the upper end of the vibration discharging mechanism is connected with the discharging end of the fixed die carrier device 40, and the opposite declining ends of the vibration discharging mechanism are respectively communicated with the stock box.
When the vibration discharging device works, the vibration discharging mechanism is started, the molded product output by the fixed die frame device 40 enters the vibration discharging mechanism from the lifting end of the vibration discharging mechanism, the powder on the molded product falls due to the vibration action of the vibration discharging mechanism on the molded product, the vibration discharging mechanism collects the falling powder, meanwhile, the molded product is pushed forward under the vibration action, and finally, the vibration discharging mechanism respectively inputs the molded product and the powder into the storage box for storage, so that the collection of the powder and the separate storage of the powder and the molded product are realized. When the vibration discharging device is used for discharging the formed product, the discharging end does not need to be attended by a special person because the storage box can store the output formed product, the discharging operation is simple, the labor intensity of workers is low, and the required labor cost is low; the vibration discharging device can enable powder adhered on the molded product to fall off, and recycle and store the fallen powder, so that the waste of the powder is reduced, the processing environment is clean, the quality of the molded product is improved, and the subsequent operations of removing the powder and the like are reduced; the vibration discharging device has a simple structure and a simple action process.
In this alternative, as shown in fig. 4, the bin includes a tray 22 for stacking the molded products, and a powder bin 23 for storing the powder. The powder box 23 is arranged on the bracket assembly 21 in a supporting way and is used for storing the powder collected by the vibration discharging mechanism, and the box-shaped structure of the powder box 23 is arranged, so that the powder is effectively prevented from flying outwards, the waste of the powder is reduced, and the operation environment is cleaned. The storage tray 22 is connected to the top end of the powder box 23, so that the molded product conveyed by the vibration discharging mechanism can directly slide down into the storage tray 22, and the discharging is simple.
In this alternative, as shown in fig. 4, the powder tank 23 includes a tank body, and a stock box slidably installed in the tank body. The box body is equipped with the feed inlet that supplies the powder to get into the storage box towards vibration discharge mechanism on the inside wall, and the storage box can be outwards pull by the outside of box body under the exogenic action, is convenient for pour the powder of storage box storage, easy operation, and can prevent effectively that the powder from outwards flying upwards, reduce the waste of powder to clean operation environment. The tray 22 is fixedly attached to the top of the box body. The storage box is simple in structure, easy to install and prepare and simple to maintain.
Alternatively, as shown in fig. 2 and 4, the vibratory discharge mechanism includes a vibrator 24 for generating vibration, and a discharge tray group 25 for separately guiding the molded product and the powder. The vibrator 24 is obliquely supported on the bracket assembly 21; in this alternative, the vibrator 24 is a commercially available device for generating vibrations, and in this embodiment, the vibrator 24 is a linear vibrator. The discharging tray set 25 is connected to the top end of the vibrator 24, and the lifting end of the discharging tray set 25 is connected to the fixed die carrier device 40, and the opposite declining ends of the discharging tray set are respectively connected to the storage tray 22 and the powder box 23, so as to respectively guide the respectively-sent molded product and powder into the corresponding storage tray 22 and powder box 23.
In this alternative, as shown in fig. 4, the discharge tray set 25 includes a screen tray 251 and a guide tray 252 which are stacked one on top of the other, and a guide hopper which communicates with the guide tray 252. The guide plate 252 is connected to the top end of the vibrator 24 for guiding powder into the guide hopper, the discharge end of which is in communication with the powder tank 23. The screen tray 251 is used for guiding the molded product and is communicated with the storage tray 22, and the screen tray 251 is provided with screen holes 2510 for powder falling down into the guide tray 252. When the vibrating machine is in operation, the vibrator 24 is started, the material guiding disc 252, the screen disc 251 and the material guiding hopper vibrate under the action of the vibrator 24, the molded product output by the fixed die carrier device 40 is positioned on the screen disc 251, when the screen disc 251 vibrates, powder adhered to the molded product positioned on the molded product falls off under the action of vibration and then enters the material guiding disc 252 below through the screen holes 2510 on the screen disc 251, so that separation and guide of the molded product and the powder are realized, and the molded product on the screen disc 251 and the powder in the material guiding disc 252 automatically enter the corresponding storage disc 22 and the powder box 23 respectively under the action of vibration, so that separation and storage of the molded product and the powder are realized. Preferably, no sieve holes 2510 are provided on the corresponding sieve tray 251 above the hopper to prevent powder from leaking outwards.
Further, as shown in fig. 4, the material guiding plate 252 includes a bottom plate connected to the top end of the vibrator 24, two side plates vertically connected to two sides of the bottom plate and extending along the length direction, and a slot recessed inward and extending along the length direction is provided on the inner side wall of each side plate. The two sides of the screen disc 251 are respectively and slidably clamped in the two clamping grooves, the screen disc 251 is simple to mount and dismount, and the screen disc 251 and the guide disc 252 are convenient to separately maintain and discharge. A discharge hole is arranged on the bottom plate, and the feed end of the guide hopper is communicated with the discharge hole. The discharge tray assembly 25 of the present utility model is simple in structure, easy to install and manufacture, and simple to maintain.
Alternatively, as shown in fig. 4, the bracket assembly 21 includes a mounting base 211, a support stand 212 for obliquely supporting the vibration discharging mechanism and having an adjustable inclination angle. The supporting stand 212 and the storage box are both supported on the mounting base plate 211, and the storage box is detachably connected with the supporting stand 212. The vibration discharging mechanism is obliquely arranged on the supporting stand 212. The support stand 212 is used for obliquely supporting the vibration discharging mechanism and is adjustable in inclination, so that the device is suitable for installation of the vibration discharging mechanism with various sizes, is suitable for rapid discharging of molded products with various sizes and weights through adjustment of inclination, is high in adaptability, and meets rapid discharging of molded products pressed by dry powder.
In this alternative, as shown in fig. 4, the supporting stand 212 includes a first vertical plate supported on the mounting base 211, a second vertical plate supported on the mounting base 211 and connected to the first vertical plate, two third vertical plates supported on the mounting base 211 and arranged at intervals opposite to the first vertical plate, and a mounting plate for supporting the vibration discharging mechanism. The first end of mounting panel is articulated with first riser, and the second end of mounting panel extends to between two third risers, respectively is equipped with the arc hole that runs through the face on two third risers, adjustable fastening screw of wearing to be equipped with in each arc hole, the second end of mounting panel links to each other with the fastening screw of both sides respectively. In this alternative scheme, only need adjust the position of fastening screw in the arc hole, can adjust the inclination of mounting panel, and then adjust vibration discharge mechanism's inclination, adjust easy operation, but the angle regulation scope is big, and fasten simple, easy dismouting after adjusting. Preferably, the arc-shaped holes are arranged along the arc line of the rotation of the mounting plate, so that the phenomenon of blocking of the rotation of the mounting plate is effectively prevented, and the rotation of the mounting plate is flexible and simple. The storage box is detachably connected with the second vertical plate, and the second vertical plate is used for installing and limiting the storage box.
Optionally, as shown in fig. 4 and 2, the stand assembly 21 further includes a rotating stand 213 for adjusting the installation angle of the vibratory discharge device. One side of the rotating stand 213 is fixed with the installation frame 10, and the other side of the rotating stand 213 is connected with the installation base 211, so that the installation base 211 rotates relative to the installation frame 10, and the installation angle of the vibration discharging device is adjusted, so that the vibration discharging device of the utility model can be conveniently rotated to be removed or reset to be rotated to be removed.
In this alternative, as shown in fig. 4, the swivel stand 213 includes a mounting bracket and a hinge bracket. The first side of the mounting bracket is hinged to the mounting frame 10, the second side of the mounting bracket is hinged to the first side of the hinge bracket through a first hinge shaft, and the second side of the hinge bracket is hinged to the mounting base 211 through a second hinge shaft. The rotating stand 213 of the utility model has a simple structure, the mounting bottom plate 211 can rotate around the first hinge shaft through the cooperation of the first hinge shaft and the second hinge shaft, so that the vibration discharging device of the utility model is removed or reset, and after the vibration discharging device is reset, the mounting bottom plate 211 and the mounting frame 10 are required to be detachably fixed through the connecting structure, so that the vibration discharging device is prevented from rotating again, and the operation is simple and the adaptability is strong.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. A powder dry-compaction apparatus comprising:
the device comprises an installation frame (10) supported on the ground, wherein a fixed die frame device (40), an upper die forming device (50) and a lower die forming device (60) which are respectively arranged on two sides of the fixed die frame device (40), an upper die driving mechanism (70) which is connected with the upper die forming device (50) and is used for driving the upper die forming device to slide relative to the fixed die frame device (40), and a lower die driving mechanism (80) which is connected with the lower die forming device (60) and is used for driving the lower die forming device to slide relative to the fixed die frame device (40) are fixedly arranged on the installation frame (10), and the upper die driving mechanism (70) and the lower die driving mechanism (80) are respectively subjected to sliding driving guidance through a plurality of groups of linear slide rail structures (75) which are sequentially arranged at intervals along the circumferential direction of the sliding driving direction;
the upper die driving mechanism (70) and the lower die driving mechanism (80) are matched to enable the upper die forming device (50), the fixed die carrier device (40) and the lower die forming device (60) to be matched to dry-press and form the fed powder into a formed product, and then the formed product is discharged.
2. A powder dry press molding apparatus as claimed in claim 1, wherein,
the lower die driving mechanism (80) is identical to the upper die driving mechanism (70) in structure, the upper die driving mechanism (70) comprises a linear driving main body structure and a plurality of groups of linear sliding rail structures (75) which are uniformly arranged at intervals on the periphery of the sliding driving direction of the linear driving main body structure, and each linear sliding rail structure (75) comprises:
a connection support block (751) connected to the outer peripheral surface of the linear driving body structure, linear slide rails (752) provided corresponding to the connection support blocks (751), and antifriction blocks (753) connected to the connection support blocks (751) and slidably supported on the linear slide rails (752);
the linear slide rail (752) extends in a sliding driving direction of the upper die driving mechanism (70).
3. A powder dry compression molding apparatus as claimed in claim 2, wherein,
the linear driving main body structure comprises a driving motor (71), a screw rod driving piece (72), a sliding frame (73) and a quick-mounting connecting structure (74);
the driving motor (71) is supported at the top of the mounting rack (10), the driving motor (71) and the screw rod driving piece (72) are arranged at intervals along the axial direction, and the quick-mounting connecting structure (74) is arranged between the driving motor (71) and the screw rod driving piece (72) and is used for enabling the power input end of the screw rod driving piece (72) to be connected with the power output end of the driving motor (71) in a quick-mounting manner, and the connecting distance between the two is greatly shortened;
the sliding frame (73) is connected to the outer circle of the screw rod driving piece (72) in a sleeved mode, a plurality of groups of linear sliding rail structures (75) are connected to the periphery of the sliding frame (73) at equal intervals along the circumferential direction of the sliding frame (73), and the sliding frame (73) is used for sliding up and down under the rotating action of the screw rod driving piece (72) so as to drive the upper die forming device (50) connected with the sliding frame to slide up and down relative to the fixed die frame device (40).
4. A powder dry compression molding apparatus as claimed in claim 3, wherein,
the screw rod driving piece (72) comprises a rotary screw rod (721) which is vertically arranged, and a driving nut (722) which is sleeved on the outer circle of the rotary screw rod (721) and is in threaded connection with the rotary screw rod;
the quick-mounting type connecting structure (74) comprises a limiting disc (741) and a connecting sleeve (742) which are sequentially arranged on the outer circle of a driving rotating shaft (711) of the driving motor (71), and a connecting disc (743) for realizing quick-mounting type connection of the rotating screw rod (721) and the driving rotating shaft (711);
the limiting disc (741) is fixed with the driving rotating shaft (711), the connecting sleeve (742) is connected with the driving rotating shaft (711), and the upper end of the connecting sleeve (742) is used for propping against the limiting disc (741) for limiting;
the connecting disc (743) is sleeved and connected to the outer circle of the rotary screw rod (721), and the connecting disc (743) is detachably connected with the lower end of the connecting sleeve (742).
5. A powder dry press molding apparatus as claimed in claim 4, wherein,
the limit disc (741) is detachably fixed with the driving rotating shaft (711) through a first connecting piece;
the connecting sleeve (742) is arranged on the outer circle of the driving rotating shaft (711) in an interference mode and is connected with the driving rotating shaft (711) through a key;
the connecting disc (743) is detachably connected with the rotary screw rod (721) and the connecting sleeve (742) through a second connecting piece and a third connecting piece respectively.
6. A powder dry press molding apparatus as claimed in claim 4, wherein,
the mounting rack (10) comprises a motor mounting plate (11) which is fixedly arranged, and a mounting shaft hole through which the driving rotating shaft (711) passes is formed in the motor mounting plate (11);
the driving motor (71) is fixed on the motor mounting plate (11), and the driving rotating shaft (711) is arranged in the mounting shaft hole in a penetrating way;
the quick-mounting connecting structure (74) further comprises a supporting bearing (744) arranged in the mounting shaft hole, the limiting disc (741) is arranged in the mounting shaft hole, the supporting bearing (744) is sleeved on the connecting sleeve (742), and two ends of the supporting bearing respectively prop against the limiting disc (741) and the connecting sleeve (742) to limit.
7. A powder dry press molding apparatus as claimed in claim 6, wherein,
the mounting shaft hole comprises a first mounting hole and a second mounting hole which are connected in the axial direction, and an annular limiting step is formed at the communication position of the first mounting hole and the second mounting hole;
an outer circle at the lower end of the connecting sleeve (742) is provided with a convex annular limit flange, and an inner circle of the supporting bearing (744) is limited between the limit disc (741) and the limit flange;
the mounting frame (10) further comprises a limiting end cover (12) connected with the motor mounting plate (11), and the outer ring limit of the supporting bearing (744) is located between the limiting step and the limiting end cover (12).
8. A powder dry press molding apparatus as claimed in claim 4, wherein,
the sliding frame (73) comprises a sliding plate (731) and a pad sleeve (732) which are sleeved on the outer circle of the rotary screw rod (721), and the sliding plate (731) and the pad sleeve (732) are respectively arranged on two sides of the driving nut (722) and are respectively fixed with the driving nut (722);
the linear slide rail structure (75) is connected between the slide plate (731) and the mounting frame (10);
the upper die forming device (50) is connected with the lower end of the cushion sleeve (732).
9. A powder dry press molding apparatus as claimed in claim 1, wherein,
the powder dry-pressing forming equipment further comprises a vibration discharging device for vibration discharging, and the vibration discharging device comprises:
the device comprises a bracket assembly (21) connected with a mounting rack (10), a vibration discharging mechanism for vibrating and conveying a molded product and collecting powder falling off the molded product in a vibrating way, and a storage box for separately storing the output molded product and the powder;
the vibration discharging mechanism and the stock box are respectively arranged on the bracket assembly (21), the vibration discharging mechanism is obliquely arranged, the lifting end of the vibration discharging mechanism is connected with the discharging end of the fixed die carrier device (40), and the declining ends of the vibration discharging mechanism which are oppositely arranged are respectively communicated with the stock box.
10. A powder dry press molding apparatus as claimed in claim 9, wherein,
the stock box comprises a storage tray (22) for stacking the molded products and a powder box (23) for storing the powder;
the powder box (23) is supported on the bracket assembly (21);
the storage disc (22) is connected to the top end of the powder box (23).
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CN202122290852 | 2021-09-22 | ||
CN2021222908527 | 2021-09-22 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114148023A (en) * | 2021-09-22 | 2022-03-08 | 新化县竣工特种陶瓷设备有限公司 | Powder press forming equipment |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114148023A (en) * | 2021-09-22 | 2022-03-08 | 新化县竣工特种陶瓷设备有限公司 | Powder press forming equipment |
CN114148023B (en) * | 2021-09-22 | 2024-05-10 | 湖南竣工百年机械有限公司 | Powder compression molding equipment |
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