Dental floss production injection molding equipment

Abstract

The utility model relates to the technical field of dental floss production, in particular to dental floss production injection molding equipment which comprises a rack, an injection molding machine arranged on the rack, a forming device matched with the injection molding machine for use, a transferring device matched with the forming device for use and a finished product collecting device arranged between the forming device and the transferring device, the injection molding machine is used for manufacturing and producing a dental floss injection molding part, and the forming device is transferred by the transferring device and shears and processes the dental floss injection molding part into a dental floss finished product, so that an external manipulator picks up the dental floss finished product from the forming device and transfers the dental floss finished product to the finished product collecting device. The device is compact in structure, reasonable in design, high in mechanical integration level and easy and convenient to operate, working efficiency and working quality are improved, and the requirement for large-scale automatic production is met.

Description

Technical Field

[0001] The utility model relates to the technical field of dental floss production, in particular to a dental floss production injection molding device. Background Art

[0002] Dental floss is a nylon, silk or polyester thread used to clean the adjacent plaque of teeth. It is especially effective for flat or convex tooth surfaces. It can be used in a sawing motion to gently reach the tooth surface below the contact point. At the same time, the dental floss can also be placed at the bottom of the gingival sulcus to clean the gingival sulcus area. With the development of the manufacturing industry, the production of dental floss has become more and more automated. The existing dental floss production equipment is generally composed of an injection molding machine, a wire release device, an injection mold and a manipulator that work together to complete automated production. Although it can achieve the purpose of automated production, each working mechanism is set up in a different workshop and operates independently. During the entire production process, it will cause the material to be transported back and forth in different workshops. The workload is large, time-consuming and labor-intensive, and reduces work efficiency and work quality. Utility Model Content

[0003] The purpose of the utility model is to provide a dental floss production injection molding device in view of the deficiencies in the prior art, which has a compact structure and a reasonable design, a high degree of mechanical integration, and is simple and convenient to operate, thereby improving work efficiency and work quality and meeting the needs of mass automated production.

[0004] To achieve the above-mentioned purpose, the utility model provides a dental floss production injection molding device, comprising a frame, an injection molding machine arranged on the frame, a molding device used in conjunction with the injection molding machine, a transfer device used in conjunction with the molding device, and a finished product collection device arranged between the molding device and the transfer device. The injection molding machine is used to manufacture dental floss injection molded parts, and the molding device is used to shear and process the dental floss injection molded parts into dental floss products through the transfer of the transfer device, so that an external robot arm picks up the dental floss products from the molding device and transfers the dental floss products to the finished product collection device.

[0005] Preferably, the forming device includes a vertical frame, a material discharge seat arranged on the vertical frame, a material placement seat movably arranged on the material discharge seat, a knife seat movably arranged on the vertical frame, a lifting cylinder for driving the knife seat to move up and down relative to the material discharge seat, and a wire ironing device arranged on the vertical frame. The transfer device is drivably connected to the material placement seat so that the material placement seat moves up and down relative to the material discharge seat. Both ends of the material placement seat are provided with wire clamping cylinders, and the output end of the wire clamping cylinder is drivably connected to a wire clamping claw.

[0006] Preferably, the knife seat is recessed with a mounting groove, the mounting groove is provided with a first cutting groove and a mounting hole, and a plurality of the mounting grooves are provided, and the plurality of mounting grooves are arranged at intervals along the length direction of the knife seat.

[0007] Preferably, the material placement seat is provided with a second cutting groove, and there are multiple second cutting grooves, which are arranged at intervals along the length direction of the material placement seat. Both sides of the material placement seat are provided with first cutting grooves, and there are multiple first cutting grooves, which are arranged at intervals along the outer edge of the material placement seat. A first material placement groove and a limit block arranged on the first material placement groove are arranged between two adjacent first cutting grooves.

[0008] Preferably, the material discharge seat is provided with a third cutting knife groove and a second feeding groove connected to the third cutting knife groove, and the third cutting knife groove and the second feeding groove are respectively provided with a plurality of them, and the plurality of third cutting knife grooves and the plurality of second feeding grooves are arranged at intervals along the length direction of the material discharge seat, and second cutting grooves are provided on both sides of the material discharge seat, and the second cutting grooves are provided with a plurality of them, and the plurality of second cutting grooves are arranged at intervals along the outer edge of the material discharge seat, and the central axes of the first cutting knife groove, the second cutting knife groove and the third cutting knife groove coincide, and the central axes of the first cutting knife groove and the second cutting groove coincide.

[0009] Preferably, the ironing device includes a base, a movable seat movably arranged on the base, a driving cylinder for driving the movable seat to move, a mounting member arranged on the movable seat, and a heating rod arranged on the mounting member, wherein the mounting members are provided in plurality and are arranged at intervals along the length direction of the movable seat, and the heating rod is arranged perpendicular to the mounting member and protrudes out of the movable seat.

[0010] Preferably, an adjustment groove is provided at one end of the mounting piece close to the movable seat, and the movable seat is provided with a connecting groove used in conjunction with the adjustment groove, and the connecting groove is arranged along the length direction of the movable seat. A clamping groove and a connecting hole connected to the clamping groove are provided at one end of the mounting piece away from the movable seat, and the mounting piece is clamped and fixed to the outer periphery of the heating rod by the clamping groove.

[0011] Preferably, a sliding block is provided at the bottom of the movable seat, and a guide rail slidably connected to the sliding block is provided at the base.

[0012] Preferably, the transfer device includes a moving plate, a first linear module for driving the moving plate to move along the Z-axis direction of the frame, and a second linear module for driving the first linear module to move along the X-axis direction of the frame. An assembly hole is provided at one end of the material placement seat close to the moving plate, and the material placement seat is connected to the moving plate through the assembly hole.

[0013] Preferably, the finished product collecting device includes a stacking rack, a third linear module for driving the stacking rack to move, and a stacking rod arranged on the stacking rack. There are multiple stacking rods, which are arranged in a rectangular array and are perpendicular to the stacking rack.

[0014] The beneficial effects of the utility model are as follows: compact structure and reasonable design, high mechanical integration, simple and convenient operation, improved work efficiency and work quality, and meeting the needs of mass automated production. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model.

[0016] Figure 2 It is a schematic structural diagram of the molding device of the utility model.

[0017] Figure 3 It is a schematic diagram of the exploded structure among the knife seat, material placement seat and material discharge seat of the utility model.

[0018] Figure 4 for Figure 3 Schematic diagram of the structure from another angle.

[0019] Figure 5 It is a schematic structural diagram of the wire hot wire device of the present utility model.

[0020] Reference numerals include:

[0021] 1——Frame 2——Injection molding machine

[0022] 3——Forming device 31——Stand

[0023] 32——discharging seat 321——third cutting groove 322——second material placement groove

[0024] 323——Second tangent groove

[0025] 33——Material holder 331——Second cutting groove 332——First cutting groove

[0026] 333——first material placement slot 334——limiting block 335——assembly hole

[0027] 34——knife seat 341——installation groove 342——first cutting groove

[0028] 343——Mounting hole

[0029] 35 - lifting cylinder 36 - clamping cylinder 37 - clamping claw

[0030] 38——Hot wire device 381——Base 382——Moving seat

[0031] 383——driving cylinder 384——mounting part 385——heating rod

[0032] 386——Adjustment slot 387——Connection slot 388——Clamping slot

[0033] 389——Connection hole 3810——Slider 3811——Guide rail

[0034] 4——Transfer device 41——Moving plate 42——First linear module

[0035] 43——Second linear module

[0036] 5——Finished product collection device 51——Stacking rack 52——Third linear module

[0037] 53——Stacking rod. DETAILED DESCRIPTION

[0038] The utility model is described in detail below with reference to the accompanying drawings.

[0039] like Figures 1 to 5 As shown, a dental floss production injection molding device of the utility model comprises a frame 1, an injection molding machine 2 arranged on the frame 1, a molding device 3 used in conjunction with the injection molding machine 2, a transfer device 4 used in conjunction with the molding device 3, and a finished product collecting device 5 arranged between the molding device 3 and the transfer device 4, wherein the injection molding machine 2 is used to manufacture dental floss injection molded parts, and the molding device 3 is transferred by the transfer device 4 and shears the dental floss injection molded parts into dental floss finished products, so that an external robot arm picks up the dental floss finished products from the molding device 3 and transfers the dental floss finished products to the finished product collecting device 5.

[0040] During operation, dental floss injection molded parts that meet production standard specifications are manufactured by the injection molding machine 2, and the dental floss injection molded parts are picked up from the injection molding machine 2 by an external manipulator and transferred to the molding device 3. The molding device 3 is transferred by the transfer device 4, so that the position of the dental floss injection molded parts can be fixed, and the dental floss injection molded parts are sheared by a cutter to perform corresponding shearing processing on the dental floss injection molded parts, and the dental floss injection molded parts are sheared into dental floss finished products, thereby improving the automated shearing efficiency of the dental floss injection molded parts and ensuring the shearing quality. Then, the dental floss finished products are picked up from the molding device 3 by an external manipulator and transferred to the finished product collection device 5 for unified placement. The distance between each working mechanism is small, so that the overall structure of the device is simple and compact, the space utilization rate is high, the occupied space is reduced, and the various working mechanisms are promoted to operate efficiently and coordinated, which greatly saves the time of material handling and transfer, reduces production costs, and increases production speed. The utility model has a compact structure and a reasonable design, a high degree of mechanical integration, simple and convenient operation, improves work efficiency and work quality, and meets the needs of large-scale automated production.

[0041] The forming device 3 of this embodiment includes a stand 31, a material discharge seat 32 arranged on the stand 31, a material placement seat 33 movably arranged on the material discharge seat 32, a knife seat 34 movably arranged on the stand 31, a lifting cylinder 35 for driving the knife seat 34 to move up and down relative to the material discharge seat 32, and a wire ironing device 38 arranged on the stand 31. The transfer device 4 is drivingly connected to the material placement seat 33 so that the material placement seat 33 moves up and down relative to the material discharge seat 32. Both ends of the material placement seat 33 are provided with a wire clamping cylinder 36, and the output end of the wire clamping cylinder 36 is drivingly connected to a wire clamping claw 37. Specifically, when the external robot picks up the dental floss injection molded part from the injection molding machine 2 and transfers and places the dental floss injection molded part on the discharge seat 32, the transfer device 4 first drives the placement seat 33 to move downward relative to the discharge seat 32, so that the placement seat 33 fits and contacts the discharge seat 32, thereby clamping and fixing the position of the dental floss injection molded part between the placement seat 33 and the discharge seat 32, and the clamping cylinder 36 drives the clamping claw 37 to clamp the thread end, so that the thread on the dental floss injection molded part always maintains a certain tension to ensure product quality, and then the lifting cylinder 35 drives the knife seat 34 to move downward relative to the placement seat 33, so that the knife seat 34 The spacing between the material placement seat 33 is further compressed, so that the external tool set on the tool seat 34 can penetrate the material placement seat 33 and cut off the connecting part of the dental floss injection molded part placed on the material discharge seat 32, thereby cutting and processing the dental floss injection molded part into a dental floss product. At the same time, the wire hotting device 38 moves and protrudes into the material discharge seat 32 to burn off the thread ends of the dental floss product. When the thread ends are burned off, the thread ends are automatically bent and formed under the action of high temperature, thereby ensuring that they will not fall off from the dental floss product. After the wire hotting device 38 finishes working, the wire clamping cylinder 36 drives the wire clamping claw 37 to loosen the thread ends, so that the dental floss product can be taken out smoothly.

[0042] The knife seat 34 of this embodiment is provided with a mounting groove 341, and the mounting groove 341 is provided with a first cutting groove 342 and a mounting hole 343. There are a plurality of mounting grooves 341, and the plurality of mounting grooves 341 are arranged at intervals along the length direction of the knife seat 34. Specifically, the handle of the external tool is inserted and fixed in the mounting groove 341, so that the tool head provided on the handle passes through the first cutting groove 342 and protrudes out of the knife seat 34, and then the external mounting screw is passed through the mounting hole 343 and connected and fixed to the handle, so that the connection and fixation between the external tool and the knife seat 34 is realized, and the connection is stable and reliable. The plurality of mounting grooves 341 are arranged at intervals along the length direction of the knife seat 34, which effectively meets the assembly requirements of the plurality of external tools correspondingly installed on the knife seat 34.

[0043] The material placement seat 33 of the present embodiment is provided with a second cutting groove 331, and a plurality of the second cutting grooves 331 are provided, and the plurality of second cutting grooves 331 are arranged at intervals along the length direction of the material placement seat 33. Both sides of the material placement seat 33 are provided with a first cutting groove 332, and a plurality of the first cutting grooves 332 are provided, and the plurality of first cutting grooves 332 are arranged at intervals along the outer edge of the material placement seat 33. A first material placement groove 333 and a limit block 334 provided on the first material placement groove 333 are provided between two adjacent first cutting grooves 332. Specifically, when the knife seat 34 is driven by the lifting cylinder 35 to move downward relative to the material placement seat 33, the knife head of the external knife passes through the second cutting groove 331 and protrudes into between the material placement seat 33 and the material discharge seat 32. The plurality of second cutting grooves 331 are arranged at intervals along the length direction of the material placement seat 33, so that the knife heads of the plurality of external knives are respectively inserted into the plurality of second cutting grooves 331. The plurality of first cutting grooves 332 are arranged at intervals along the outer edge of the material placement seat 33, and a first material placement groove 333 is arranged between two adjacent first cutting grooves 332. The dental floss injection molded part is wrapped and accommodated by the first material placement groove 333, and the thread end of the dental floss injection molded part is well limited by the limit block 334 arranged in the first material placement groove 333, so that the wire ironing device 38 passes through the first cutting groove 332 and contacts the thread end on the outer side of the dental floss injection molded part to burn off the thread end, and it is not easy to cause position obstruction to hinder normal work.

[0044] The material discharging seat 32 of the present embodiment is provided with a third cutting groove 321 and a second material loading groove 322 connected to the third cutting groove 321, and the third cutting groove 321 and the second material loading groove 322 are respectively provided with a plurality of them, and the plurality of third cutting grooves 321 and the plurality of second material loading grooves 322 are arranged at intervals along the length direction of the material discharging seat 32, and second tangent grooves 323 are provided on both sides of the material discharging seat 32, and the plurality of second tangent grooves 323 are arranged at intervals along the outer edge of the material discharging seat 32, and the central axes of the first cutting groove 342, the second cutting groove 331 and the third cutting groove 321 coincide with each other, and the central axes of the first tangent groove 332 and the second tangent groove 323 coincide with each other. Specifically, the loading seat 33 is driven by the transfer device 4 to move downward relative to the discharge seat 32, so that the loading seat 33 is fitted and abutted against the discharge seat 32, and the blade head of the external tool passes through the second cutting groove 331 and protrudes into the third cutting groove 321, thereby shearing the dental floss injection molded part placed in the second loading groove 322. The multiple third cutting grooves 321 are arranged at intervals along the length direction of the discharge seat 32, so that the blade heads of the multiple external tools can be respectively inserted into the multiple third cutting grooves 321. The central axes of the first cutting groove 342, the second cutting groove 331 and the third cutting groove 321 coincide with each other, and the central axes of the first wire cutting groove 332 and the second wire cutting groove 323 coincide with each other, ensuring the accuracy and coaxiality of the positions of each component, and achieving accurate alignment among the first cutting groove 342, the second cutting groove 331 and the third cutting groove 321, so that the blade head of the external tool vertically penetrates the first cutting groove 342, the second cutting groove 331 and the third cutting groove 321 for efficient cutting processing, and the first wire cutting groove 332 and the second wire cutting groove 323 are accurately aligned, so that the wire ironing device 38 passes through the second wire cutting groove 323 and the first wire cutting groove 332 respectively, and effectively contacts the thread ends on the outside of the dental floss injection molded part to burn off the thread ends.

[0045] The ironing device 38 of this embodiment includes a base 381, a movable base 382 movably arranged on the base 381, a driving cylinder 383 for driving the movable base 382 to move, a mounting member 384 arranged on the movable base 382, ​​and a heating rod 385 arranged on the mounting member 384. The mounting members 384 are provided in plurality and are arranged at intervals along the length direction of the movable base 382. The heating rod 385 is arranged perpendicular to the mounting member 384 and protrudes out of the movable base 382. Specifically, the driving cylinder 383 drives the movable base 382 to move closer to the material discharging base 32. The heating rod 385 is installed on the mounting member 384. The heating rod 385 is provided in plurality. The mounting member 384 is provided in plurality and is arranged at intervals along the length direction of the movable base 382. Thus, the heating rod 385 passes through the second cutting groove 323 and the first cutting groove 332 to cut the thread ends of the finished dental floss. At the same time, the thread ends are automatically bent and formed under the action of high temperature to ensure that they will not fall off the finished dental floss. Of course, the position of the heating rod 385 also needs to be adjusted in advance to prevent the heating rod 385 from accidentally cutting the remaining threads. In order to maximize production efficiency, two wire ironing devices 38 are provided and symmetrically arranged on both sides of the discharge seat 32.

[0046] The mounting piece 384 of the present embodiment is provided with an adjustment groove 386 at one end close to the movable seat 382, ​​and the movable seat 382 is provided with a connecting groove 387 used in conjunction with the adjustment groove 386, and the connecting groove 387 is arranged along the length direction of the movable seat 382. The mounting piece 384 is provided with a clamping groove 388 and a connecting hole 389 connected to the clamping groove 388 at one end away from the movable seat 382, ​​and the mounting piece 384 is clamped and fixed to the outer periphery of the heating rod 385 by the clamping groove 388. Specifically, the mounting member 384 is clamped and fixed on the outer periphery of the heating rod 385 through the clamping groove 388, and then an external connecting screw is used to pass through the connecting hole 389 and connected to the mounting member 384, thereby further clamping and fixing the position of the heating rod 385 on the mounting member 384, and by adjusting the position of the mounting member 384 protruding out of the movable seat 382, ​​the working position of the heating rod 385 is adjusted, and then an external connecting screw is used to pass through the adjusting groove 386 and connected and fixed in the connecting groove 387, thereby realizing the adjustable connection and fixation between the mounting member 384 and the movable seat 382, ​​and the adjustment effect is good.

[0047] The bottom of the moving seat 382 of this embodiment is provided with a slider 3810, and the base 381 is provided with a guide rail 3811 slidably connected to the slider 3810. Specifically, when the driving cylinder 383 drives the moving seat 382 to move, the moving seat 382 is slidably connected to the guide rail 3811 through the slider 3810, which effectively reduces the friction resistance, so that the moving seat 382 moves smoothly and reliably.

[0048] The transfer device 4 of this embodiment includes a moving plate 41, a first linear module 42 for driving the moving plate 41 to move along the Z-axis direction of the frame 1, and a second linear module 43 for driving the first linear module 42 to move along the X-axis direction of the frame 1. The end of the material placement seat 33 close to the moving plate 41 is provided with an assembly hole 335, and the material placement seat 33 is connected to the moving plate 41 through the assembly hole 335. Specifically, the first linear module 42 drives the moving plate 41 to move along the Z-axis direction of the frame 1, and the second linear module 43 drives the first linear module 42 to move along the X-axis direction of the frame 1, so that the first linear module 42 and the second linear module 43 cooperate to drive the moving plate 41 to move in multiple directions, and the material placement seat 33 is connected to the moving plate 41 through the assembly hole 335, so that the transfer device 4 drives the material placement seat 33 to move in the up, down, left and right directions relative to the material placement seat 32, and the transmission efficiency is high.

[0049] The finished product collecting device 5 of this embodiment includes a stacking rack 51, a third linear module 52 for driving the stacking rack 51 to move, and a stacking rod 53 disposed on the stacking rack 51, wherein a plurality of stacking rods 53 are disposed, and the plurality of stacking rods 53 are arranged in a rectangular array and are disposed perpendicularly to the stacking rack 51. Specifically, the third linear module 52 drives the stacking rack 51 to approach or move away from the forming device 3, and the plurality of stacking rods 53 are arranged in a rectangular array and are disposed perpendicularly to the stacking rack 51. The finished dental floss is picked up from the forming device 3 by an external manipulator and is stacked on the stacking rod 53 up and down, with accurate positioning and automatic stacking, and a high degree of intelligence.

[0050] The above contents are only preferred embodiments of the present invention. For ordinary technicians in this field, according to the concept of the present invention, there will be changes in the specific implementation methods and application scopes. The contents of this specification should not be understood as limiting the present invention.

Claims

1. A dental floss production injection molding device, characterized in that: The invention comprises a frame, an injection molding machine arranged on the frame, a molding device used in conjunction with the injection molding machine, a transfer device used in conjunction with the molding device, and a finished product collecting device arranged between the molding device and the transfer device. The injection molding machine is used to manufacture dental floss injection molded parts. The molding device is transferred by the transfer device and shears the dental floss injection molded parts into dental floss finished products, so that an external robot arm picks up the dental floss finished products from the molding device and transfers the dental floss finished products to the finished product collecting device.

2. The dental floss production injection molding equipment according to claim 1, characterized in that: The forming device includes a vertical frame, a material discharge seat arranged on the vertical frame, a material placement seat movably arranged on the material discharge seat, a knife seat movably arranged on the vertical frame, a lifting cylinder for driving the knife seat to move up and down relative to the material discharge seat, and a wire ironing device arranged on the vertical frame. The transfer device is drivably connected to the material placement seat so that the material placement seat moves up and down relative to the material discharge seat. Both ends of the material placement seat are provided with wire clamping cylinders, and the output end of the wire clamping cylinder is drivably connected to a wire clamping claw.

3. The dental floss production injection molding equipment according to claim 2, characterized in that: The knife seat is concavely provided with a mounting groove, the mounting groove is provided with a first cutting groove and a mounting hole, and a plurality of the mounting grooves are provided, and the plurality of mounting grooves are arranged at intervals along the length direction of the knife seat.

4. The dental floss production injection molding equipment according to claim 3, characterized in that: The material placement seat is provided with a second cutting groove, and there are multiple second cutting grooves, which are arranged at intervals along the length direction of the material placement seat. Both sides of the material placement seat are provided with first cutting grooves, and there are multiple first cutting grooves, which are arranged at intervals along the outer edge of the material placement seat. A first material placement groove and a limit block arranged on the first material placement groove are arranged between two adjacent first cutting grooves.

5. The dental floss production injection molding equipment according to claim 4, characterized in that: The material discharging seat is provided with a third cutting knife groove and a second material feeding groove connected with the third cutting knife groove, the third cutting knife groove and the second material feeding groove are respectively provided with a plurality of them, and the plurality of third cutting knife grooves and the plurality of second material feeding grooves are arranged at intervals along the length direction of the material discharging seat, both sides of the material discharging seat are provided with second cutting grooves, the second cutting grooves are provided with a plurality of them, and the plurality of second cutting grooves are arranged at intervals along the outer edge of the material discharging seat, the central axes of the first cutting knife groove, the second cutting knife groove and the third cutting knife groove coincide, and the central axes of the first cutting groove and the second cutting groove coincide.

6. The dental floss production injection molding equipment according to claim 2, characterized in that: The ironing device includes a base, a movable seat movably arranged on the base, a driving cylinder for driving the movable seat to move, a mounting member arranged on the movable seat, and a heating rod arranged on the mounting member. The mounting members are provided in plurality and are arranged at intervals along the length direction of the movable seat. The heating rod is arranged perpendicular to the mounting member and protrudes out of the movable seat.

7. The dental floss production injection molding equipment according to claim 6, characterized in that: An adjustment groove is provided at one end of the mounting piece close to the movable seat, and a connecting groove used in conjunction with the adjustment groove is provided on the movable seat. The connecting groove is arranged along the length direction of the movable seat. A clamping groove and a connecting hole connected to the clamping groove are provided at one end of the mounting piece away from the movable seat. The mounting piece is clamped and fixed to the outer periphery of the heating rod by the clamping groove.

8. The dental floss production injection molding equipment according to claim 6, characterized in that: A sliding block is disposed at the bottom of the movable seat, and a guide rail slidably connected to the sliding block is disposed at the base.

9. The dental floss production injection molding equipment according to claim 2, characterized in that: The transfer device includes a moving plate, a first linear module for driving the moving plate to move along the Z-axis direction of the frame, and a second linear module for driving the first linear module to move along the X-axis direction of the frame. An assembly hole is provided at one end of the material placement seat close to the moving plate, and the material placement seat is connected to the moving plate through the assembly hole.

10. The dental floss production injection molding equipment according to claim 1, characterized in that: The finished product collecting device includes a stacking rack, a third linear module for driving the stacking rack to move, and a stacking rod arranged on the stacking rack. There are multiple stacking rods, which are arranged in a rectangular array and are vertically arranged with the stacking rack.

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