PTC (Positive Temperature Coefficient) sheet distributing and shaping device

Abstract

The utility model provides a PTC (Positive Temperature Coefficient) sheet distributing and shaping device which comprises two or more than two PTC sheet distributing and shaping units, and each PTC sheet distributing and shaping unit comprises a distributing mechanism and a shaping mechanism; the material distributing mechanism comprises a PTC sheet stock bin, a material distributing pushing air cylinder and a material distributing disc, PTC sheets are placed in the PTC sheet stock bin, the material distributing disc is arranged at a discharging port of the PTC sheet stock bin, grooves matched with the PTC sheets in shape are formed in the material distributing disc, and the material distributing pushing air cylinder is in driving connection with the material distributing disc; the shaping mechanism comprises a flow channel mounting frame, flow guide shaping devices and a transmission device, the flow channel mounting frame and the transmission device are connected to form a shaping flow channel matched with the PTC piece in size, and the flow guide shaping devices are connected to the two sides of the shaping flow channel in pairs; and a feed port of the shaping runner is arranged at a discharge port of the distribution disc. According to the material distributing and shaping device, material distributing and shaping actions can be continuously carried out, and the material distributing and shaping efficiency of the PTC sheets is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of PTC heaters, in particular to a PTC sheet material dividing and shaping device. Background Art

[0002] The PTC heater used in household appliances is generally assembled from a PTC sheet and a heat dissipation strip. At present, the assembly of PTC heaters is generally done manually or by simple automated equipment, which often results in low assembly efficiency. In particular, in the PTC sheet processing process, two steps, namely, material separation and shaping, are required, which is a key link affecting the efficiency of the entire assembly process. The art requires a material separation and shaping device that can achieve efficient segmentation and shaping of PTC sheets. Summary of the invention

[0003] The utility model aims at the deficiencies of the prior art and provides a material dividing and shaping device which can realize efficient dividing and shaping of PTC sheets.

[0004] The utility model provides a PTC sheet material dividing and shaping device, comprising: two or more PTC sheet material dividing and shaping units, the PTC sheet material dividing and shaping units comprising a dividing mechanism and a shaping mechanism; the dividing mechanism comprising a PTC sheet bin, a dividing pushing cylinder, and a dividing disk, the size of the PTC sheet bin matches the size of the PTC sheet, the PTC sheet is placed in the PTC sheet bin, the dividing disk is arranged at the discharge port of the PTC sheet bin, and the dividing disk is provided with a groove matching the shape of the PTC sheet, the dividing pushing cylinder drives and connects the dividing disk; the shaping mechanism comprises a flow channel mounting frame, a guide shaping device and a transmission device, the flow channel mounting frame is connected to the transmission device to form a shaping flow channel matching the size of the PTC sheet, and the guide shaping device is connected in pairs on both sides of the shaping flow channel; wherein the feed inlet of the shaping flow channel is arranged at the discharge port of the dividing disk.

[0005] Furthermore, the material distribution pushing cylinder is connected to a driven gear through a horizontally movable rack drive, and the driven gear is coaxially connected to the material distribution plate.

[0006] Furthermore, the material distribution mechanism also includes a material distribution tray mounting bracket and a material distribution mounting support, and the PTC sheet material bin and the material distribution tray mounting bracket are both connected to the material distribution mounting support.

[0007] Furthermore, the material distribution tray is rotatably arranged in the material distribution tray mounting bracket in one direction via a one-way bearing.

[0008] Furthermore, a silo inclination angle adjustment mechanism is provided between the PTC sheet silo and the material distribution mounting support.

[0009] Furthermore, the transmission device includes a transmission belt and belt drive wheels arranged at both ends of the belt, and the belt drive wheels are drivingly connected to the transmission belt.

[0010] Furthermore, one end of the conveyor belt is also connected to a belt tensioning mechanism.

[0011] Furthermore, the transmission device is also connected to a speed regulating motor, a synchronous wheel and a synchronous transmission belt, and the speed regulating motor is driven to connect the belt transmission wheel through the synchronous wheel and the synchronous transmission belt.

[0012] Furthermore, the speed regulating motor has one, which simultaneously drives all the belt drive wheels connected in series.

[0013] Furthermore, the flow guiding and shaping device has an inclined guide opening on one side of the feed opening of the shaping mechanism.

[0014] The utility model has the following beneficial effects: the PTC sheet material dividing and shaping unit of the utility model is composed of a material dividing mechanism and a shaping mechanism, which can continuously perform material dividing and shaping actions, thereby improving the efficiency of PTC sheet material dividing and shaping. At the same time, multiple groups of PTC sheet material dividing and shaping units can be set to work simultaneously, thereby further improving the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the specific implementation methods of the present invention or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 This is a schematic structural diagram of a PTC sheet material dividing and shaping device according to an embodiment of the utility model;

[0017] Figure 2 This is a structural schematic diagram of a PTC sheet material dispensing mechanism according to an embodiment of the utility model;

[0018] Figure 3 This is a structural schematic diagram of a PTC sheet shaping mechanism according to an embodiment of the utility model;

[0019] Figure 4 This is a schematic structural diagram of an automatic assembly device for a PTC heater according to an embodiment of the utility model;

[0020] Figure 5 This is a structural schematic diagram of a gantry mechanism according to an embodiment of the utility model;

[0021] Figure 6This is a structural schematic diagram of a heat dissipation strip shaping mechanism according to an embodiment of the utility model;

[0022] Figure 7 It is a structural schematic diagram of a discharging mechanism according to an embodiment of the utility model.

[0023] The accompanying drawings are marked as:

[0024] 1000: body;

[0025] 1100: body support;

[0026] 1200: control box;

[0027] 1300: conveyor belt mechanism;

[0028] 2000: PTC sheet material separation and shaping mechanism;

[0029] 2100: PTC sheet material sorting and shaping unit;

[0030] 2101: PTC sheet silo;

[0031] 2102: Material distribution push cylinder;

[0032] 2103: Horizontal moving rack;

[0033] 2104: driven gear;

[0034] 2105: Material distribution tray mounting bracket;

[0035] 2106: material distribution plate;

[0036] 2107: One-way bearing;

[0037] 2108: Material distribution installation support;

[0038] 2109: Silo tilt angle adjustment mechanism;

[0039] 2110:PTC film;

[0040] 2111: runner mounting frame;

[0041] 2112: diversion and shaping device;

[0042] 2114: conveyor belt;

[0043] 2115: belt drive pulley;

[0044] 2116: belt tensioning mechanism;

[0045] 2910: speed regulating motor;

[0046] 2911: Synchronous wheel;

[0047] 2912: Synchronous drive belt;

[0048] 3000: Gantry mechanism;

[0049] 3100: X-axis moving module;

[0050] 3200: Y-axis direction movement module;

[0051] 3300: Z-axis moving module;

[0052] 3301: Vacuum suction cup;

[0053] 4000: heat dissipation strip shaping mechanism;

[0054] 4100: Heat sink length adjustment handle;

[0055] 4101: Radiator strip length adjustment wheel;

[0056] 4200: Adjust the length of the positioning rod;

[0057] 4300: optical axis fixing seat;

[0058] 4301: optical axis;

[0059] 5000: Tooling fixtures;

[0060] 6000: heat dissipation strip taking and placing mechanism;

[0061] 7000: Carrying platform moving mechanism;

[0062] 7100: transport motor;

[0063] 7101: Linear guide;

[0064] 8000: Carrying platform;

[0065] 9000: discharging mechanism;

[0066] 9001: discharge motor;

[0067] 9002: precision screw;

[0068] 9003: Cylinder;

[0069] 9004: Mounting base;

[0070] 9005: vertical slide;

[0071] 9006: Double-head cylinder;

[0072] 9007: Material folder. DETAILED DESCRIPTION

[0073] The technical solution of the present invention will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0074] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0075] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined. In addition, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0076] like Figure 1 As shown, the embodiment of the utility model provides a PTC sheet material dividing and shaping device, including eight PTC sheet material dividing and shaping units 2100, and the PTC sheet material dividing and shaping units 2100 include a material dividing mechanism and a shaping mechanism. Figure 2 As shown, the material distribution mechanism includes a PTC sheet bin 2101, a material distribution push cylinder 2102, and a material distribution plate 2106. The size of the PTC sheet bin 2101 matches the size of the PTC sheet 2110. The PTC sheet 2110 is placed in the PTC sheet bin 2101. The material distribution plate 2106 is arranged at the discharge port of the PTC sheet bin 2101, and a groove matching the shape of the PTC sheet 2110 is arranged on the material distribution plate 2106. The material distribution push cylinder 2102 drives and connects the material distribution plate 2106, wherein the depth of the groove on the material distribution plate 2106 matches the thickness of the single PTC sheet 2110. Figure 3As shown, the shaping mechanism includes a flow channel mounting frame 2111, a flow guiding and shaping device 2112 and a transmission device. The flow channel mounting frame 2111 is connected to the transmission device to form a shaping flow channel that matches the size of the PTC sheet 2110. The flow guiding and shaping device 2112 is connected in pairs on both sides of the shaping flow channel. The feed port of the shaping flow channel is arranged at the discharge port of the dividing plate 2106. In the shaping flow channel, the divided PTC sheet 2110 is shaped.

[0077] Preferably, the transmission device adopts belt drive, including a transmission belt 2114 and belt drive wheels 2115 arranged at both ends of the belt, and the belt drive wheels 2115 drive and connect the transmission belt 2114. Further preferably, one end of the transmission belt 2114 is also connected to a belt tensioning mechanism 2116. The flow guiding and shaping device 2112 has an inclined guide port on the side facing the feed port of the shaping mechanism, which plays a role in guiding and shaping the PTC sheet 2110.

[0078] The PTC sheet material dividing and shaping unit 2100 of the utility model is composed of a material dividing mechanism and a shaping mechanism, and can continuously perform material dividing and shaping actions, thereby improving the efficiency of PTC sheet material dividing and shaping. At the same time, multiple groups of PTC sheet material dividing and shaping units can be set to work simultaneously, thereby further improving the efficiency of material dividing and shaping.

[0079] In one aspect of the embodiment of the utility model, the material distribution push cylinder 2102 is driven by the horizontally movable rack 2103 to connect the driven gear 2104, and the driven gear 2104 is coaxially connected to the material distribution plate 2106. Preferably, the device also includes a material distribution plate mounting bracket 2105 and a material distribution mounting support 2108, and the PTC sheet bin 2101 and the material distribution plate mounting bracket 2105 are both connected to the material distribution mounting support 2108. The material distribution plate 2106 is unidirectionally rotatably arranged in the material distribution plate mounting bracket 2105 through a one-way bearing 2107 to ensure the unidirectional rotation of the material distribution plate 2106.

[0080] In one aspect of the embodiment of the utility model, a silo tilt angle adjustment mechanism 2109 is provided between the PTC sheet silo 2101 and the material distribution mounting support 2108 to adjust the tilt angle of the PTC sheet silo 2101 .

[0081] like Figure 1 As shown, the transmission device is also connected to a speed regulating motor 2910, a synchronous wheel 2911, and a synchronous transmission belt 2912. The speed regulating motor 2910 drives the belt drive wheel 2115 through the synchronous wheel 2911 and the synchronous transmission belt 2912. Preferably, the speed regulating motor 2910 has one, which simultaneously drives all the belt drive wheels 2115 connected in series, so that a group of belt drive wheels 2115 are driven by one speed regulating motor 2910.

[0082] In a specific application embodiment of the present utility model, Figure 4 As shown, a PTC heater automatic assembly device includes a PTC sheet material dividing and shaping mechanism 2000 arranged on a body 1000, and also includes a gantry mechanism 3000 installed on the body 1000, a heat dissipation strip shaping mechanism 4000, a control box 1200, a discharging mechanism 9000, a heat dissipation strip taking and placing mechanism 6000, a carrying platform moving mechanism 7000, and a tooling fixture 5000 movably installed on the carrying platform moving mechanism 7000 and a conveyor belt mechanism 1300 correspondingly arranged on one side of the discharging mechanism 9000; the control box 1200 controls the connection of the PTC sheet material dividing and shaping mechanism 2000, the gantry mechanism 3000, the heat dissipation strip shaping mechanism 4000, the discharging mechanism 9000, the heat dissipation strip taking and placing mechanism 6000 and the carrying platform Mobile mechanism 7000; wherein, the gantry mechanism 3000 is arranged between the PTC sheet dividing and shaping mechanism 2000 and the transport platform moving mechanism 7000, and is used to place the PTC sheet 2110 divided and shaped by the PTC sheet dividing and shaping mechanism 2000 into the tooling fixture 5000 on the transport platform moving mechanism 7000; the heat dissipation strip taking and placing mechanism 6000 is arranged between the heat dissipation strip shaping mechanism 4000 and the transport platform moving mechanism 7000, and is used to move the shaped heat dissipation strip into the tooling fixture 5000 on the transport platform moving mechanism 7000; the discharging mechanism 9000 is arranged between the transport platform moving mechanism 7000 and the conveyor belt mechanism 1300, and is used to place the assembled PTC heater on the conveyor belt mechanism 1300.

[0083] The utility model controls the PTC sheet material dividing and shaping mechanism 2000 to divide and shape the PTC sheet 2110 through the control box 1200, and the gantry mechanism 3000 transfers the shaped PTC sheet 2110 to the tooling fixture 5000 on the transport platform moving mechanism 7000. After the heat dissipation strip shaping mechanism 4000 shapes the heat dissipation strip, the heat dissipation strip picking and placing mechanism 6000 transfers the shaped heat dissipation strip to the tooling fixture 5000 on the transport platform moving mechanism 7000, and completes the assembly of the PTC sheet and the heat dissipation strip in the tooling fixture 5000. Finally, the discharging mechanism 9000 transfers the tooling fixture 5000 equipped with the assembled PTC heater to the conveyor belt mechanism 1300. The utility model completes the assembly in a flow operation under the control of the control box 1200, and has high production efficiency.

[0084] like Figure 4As shown, the PTC sheet material dividing and shaping mechanism 2000 has 8 flow channels, the heat dissipation strip shaping mechanism 4000 has 3 flow channels, and the heat dissipation strip taking and placing mechanism 6000 also has 3, and is arranged one-to-one with the heat dissipation strip shaping mechanism 4000. Through the control of the control box 1200, the device can realize the assembly of up to 24 different types of PTC heaters, and can be designed into multiple processing lines according to actual needs, and different types of PTC heaters can be produced under the control of the control box.

[0085] In order to speed up the transportation efficiency, the transport platform moving mechanism 7000 has two. And the transport platform 8000 is slidably connected to the transport platform moving mechanism 7000, and the tooling fixture 5000 is detachably connected to the transport platform 8000 to facilitate the loading and unloading of the tooling fixture 5000. Preferably, the size of the conveyor belt mechanism 1300 matches the tooling fixture 5000, and the tooling fixture 5000 is detachably placed on the conveyor belt mechanism 1300. The tooling fixture 5000 equipped with the assembled PTC heater is transferred to the next process by the conveyor belt mechanism 1300. Further preferably, the body 1000 is also connected to a body bracket 1100, and a protective cover is installed on the body bracket 1100 to protect the entire device from dust.

[0086] like Figure 5 As shown, the gantry mechanism 3000 is composed of an X-axis moving module 3100, a Y-axis moving module 3200 and a Z-axis moving module 3300, which can realize the movement of six degrees of freedom in the space range and realize the function of moving the PCT sheet 2110 after material separation and shaping to the carrier platform moving mechanism 7000. Among them, a vacuum suction cup 3301 is installed on the Z-axis moving module 3300 to absorb the PCT sheet 2110 after material separation and shaping.

[0087] like Figure 6 As shown, the heat dissipation strip shaping mechanism 4000 includes a heat dissipation strip length adjustment handle 4100, a heat dissipation strip length adjustment wheel 4101, an adjustment length positioning rod 4200, an optical axis fixing seat 4300, and an optical axis 4301. By adjusting the heat dissipation strip length adjustment handle 4100, the adjustment length positioning rod 4200 and the optical axis fixing seat 4300, the function of adjusting the length of different heat dissipation strips is achieved.

[0088] like Figure 7As shown, the discharging mechanism 9000 includes a discharging motor 9001, a precision screw 9002, a cylinder 9003, a mounting base 9004, a vertical slide 9005, a double-headed cylinder 9006 and a material clamp 9007. The discharging motor 9001 drives the precision screw 9002 to rotate, driving the mounting base 9004 connected thereto to move back and forth horizontally; the cylinder 9003 and the vertical slide 9005 are both installed on the mounting base 9004, the cylinder 9003 drives the double-headed cylinder 9006 to move back and forth longitudinally on the vertical slide 9005, and the double-headed cylinder 9006 drives the connected material clamp 9007, and the material clamp 9007 is used to realize the transfer of the tooling fixture 5000 from the carrying platform moving mechanism 7000 to the conveyor belt mechanism 1300.

[0089] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A PTC sheet material dividing and shaping device, characterized in that: include: Two or more PTC sheet material dividing and shaping units (2100), wherein the PTC sheet material dividing and shaping units (2100) comprise a material dividing mechanism and a shaping mechanism; The material distribution mechanism comprises a PTC sheet bin (2101), a material distribution pushing cylinder (2102), and a material distribution plate (2106); the size of the PTC sheet bin (2101) matches the size of the PTC sheet (2110); the PTC sheet (2110) is placed in the PTC sheet bin (2101); the material distribution plate (2106) is arranged at the discharge port of the PTC sheet bin (2101); and the material distribution plate (2106) is provided with a groove matching the shape of the PTC sheet (2110); the material distribution pushing cylinder (2102) drives and connects the material distribution plate (2106); The shaping mechanism comprises a flow channel mounting frame (2111), a flow guiding and shaping device (2112) and a transmission device, the flow channel mounting frame (2111) being connected to the transmission device to form a shaped flow channel matching the size of the PTC sheet (2110), and the flow guiding and shaping device (2112) being connected in pairs to both sides of the shaped flow channel; Wherein, the feed inlet of the shaping channel is arranged at the discharge outlet of the distribution plate (2106).

2. The PTC sheet material dividing and shaping device according to claim 1, characterized in that: The material distribution pushing cylinder (2102) drives and connects to the driven gear (2104) through the horizontally movable rack (2103), and the driven gear (2104) is coaxially connected to the material distribution plate (2106).

3. The PTC sheet material dividing and shaping device according to claim 2, characterized in that: The material distribution mechanism also includes a material distribution tray mounting bracket (2105) and a material distribution mounting support (2108), and the PTC sheet bin (2101) and the material distribution tray mounting bracket (2105) are both connected to the material distribution mounting support (2108).

4. The PTC sheet material dividing and shaping device according to claim 3, characterized in that: The material distribution tray (2106) is unidirectionally rotatably arranged in the material distribution tray mounting bracket (2105) via a one-way bearing (2107).

5. The PTC sheet material dividing and shaping device according to claim 3, characterized in that: A silo tilt angle adjustment mechanism (2109) is also provided between the PTC sheet silo (2101) and the material distribution mounting support (2108).

6. The PTC sheet material dividing and shaping device according to claim 1, characterized in that: The transmission device comprises a transmission belt (2114) and belt drive wheels (2115) arranged at both ends of the belt, and the belt drive wheels (2115) are driven and connected to the transmission belt (2114).

7. The PTC sheet material dividing and shaping device according to claim 6, characterized in that: One end of the conveyor belt (2114) is also connected to a belt tensioning mechanism (2116).

8. The PTC sheet material dividing and shaping device according to claim 6, characterized in that: The transmission device is also connected to a speed regulating motor (2910), a synchronous wheel (2911) and a synchronous transmission belt (2912); the speed regulating motor (2910) is driven to connect to the belt transmission wheel (2115) via the synchronous wheel (2911) and the synchronous transmission belt (2912).

9. The PTC sheet material dividing and shaping device according to claim 8, characterized in that: The speed regulating motor (2910) has one, which simultaneously drives all the belt drive pulleys (2115) connected in series.

10. The PTC sheet material dividing and shaping device according to any one of claims 1 to 9, characterized in that: The flow guiding and shaping device (2112) has an inclined guide opening on the side of the feed opening of the shaping mechanism.

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