CN115847255B - Finish machining device of thermoforming mold - Google Patents
Finish machining device of thermoforming mold Download PDFInfo
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- CN115847255B CN115847255B CN202310055389.9A CN202310055389A CN115847255B CN 115847255 B CN115847255 B CN 115847255B CN 202310055389 A CN202310055389 A CN 202310055389A CN 115847255 B CN115847255 B CN 115847255B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention belongs to the technical field of machining, and particularly relates to a finish machining device of a thermal forming die, which comprises a driving motor, a polishing rod and a driving disc, wherein the driving disc is provided with a guide rail, the polishing rod penetrates through the guide rail to extend downwards and is connected with the guide rail in a sliding manner, the guide rail is connected with the polishing rod, the polishing rod is connected with a movable hinging seat, the driving disc is provided with a fixed hinging seat, the movable hinging seat is hinged with a hinging rod of the fixed hinging seat, the driving disc is provided with a frame, the frame is connected with a driving shaft, the driving motor is provided with a mounting plate, the driving shaft is provided with a first adjusting mechanism, the first adjusting mechanism comprises a rotating wheel and a ring table, the driving shaft is provided with a threaded section, the ring table is abutted against the hinging rod, the ring table and the rotating wheel are provided with connecting rods, the connecting rods penetrate through the frame, and the threaded section is in threaded connection with a fixing nut; the polishing rod is adjusted to be far away from or close to the forming holes with different apertures, so that the inner walls of the forming holes with different apertures are polished without replacing a polishing head.
Description
Technical Field
The invention belongs to the technical field of machining, and particularly relates to a finish machining device of a thermal forming die.
Background
In the manufacturing process of plastic products, a thermoforming process is generally adopted for manufacturing, thermoforming is an existing common plastic product manufacturing process, a thermoforming mold is required to be used for processing in the thermoforming process, and in the manufacturing and processing process of the existing thermoforming mold, finishing and polishing work is required to be carried out on a mold cavity of the existing thermoforming mold, so that smooth and burr-free surfaces of products manufactured by thermoforming are ensured.
When polishing thermoforming mould, the shaping hole in the thermoforming mould die cavity also needs to be polished meticulously, and current mode is usually that use handheld equipment of polishing, will polish in the first inserts the blind hole, however when polishing to the shaping hole in different apertures, need change the first of polishing of different specifications and just can polish, use inconvenient.
Disclosure of Invention
The purpose of the invention is that: aims to provide a finishing device of a thermoforming mold, which is used for solving the problems in the background technology.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
the finish machining device of the thermoforming die comprises a driving motor, three polishing rods and a driving disc, wherein three guide rails in a circumferential array are arranged on the driving disc, the three guide rails radially extend along the driving disc and are intersected at the center of the driving disc, the three polishing rods respectively penetrate through the three guide rails to downwardly extend and are respectively in sliding connection with the three guide rails, and a first spring is fixedly connected between the far end of each guide rail and each polishing rod;
the upper ends of the three polishing rods are all connected with movable hinging seats in a sliding manner, the driving plate is fixedly provided with three fixed hinging seats corresponding to the movable hinging seats respectively, hinging rods are hinged between the movable hinging seats and the fixed hinging seats respectively, a rack is arranged on the upper side of the driving plate, the rack is fixedly connected with a driving shaft corresponding to the circle center of the driving plate, the driving motor is fixedly provided with a mounting plate, and the driving shaft penetrates through the mounting plate in a rotating manner and is fixedly connected with an output shaft of the driving motor;
the driving shaft is further provided with a first adjusting mechanism, the first adjusting mechanism comprises a rotating wheel and a ring table, a threaded section is machined on the lower side of the driving shaft, the rotating wheel is rotatably sleeved with the threaded section, the lower side of the ring table is abutted to each hinging rod, a plurality of connecting rods are arranged between the ring table and the rotating wheel, each connecting rod penetrates through the frame in a sliding mode, two fixing nuts are connected with the threaded section in a threaded mode, the two fixing nuts are located on the upper side and the lower side of the rotating wheel respectively, and a turntable is installed on one side, facing the rotating wheel, of each fixing nut;
the upper side of the mounting plate is also fixedly connected with a U-shaped handle.
The three guide rails are also fixedly connected with positioning rods, the positioning rods are intersected at the circle center of the driving disc, and positioning holes matched with the positioning rods are formed in the polishing rods.
The three polishing rods are provided with sliding rails at the upper ends, and the movable hinging seat is in sliding connection with the sliding rails.
The mounting plate is also provided with a casing matched with the driving motor.
The U-shaped handle is provided with a cotton pad.
The three polishing rods face one side of the circle center of the driving disc and are processed into wedge-shaped faces matched with each other, the mounting plate is further provided with a second adjusting mechanism, the second adjusting mechanism comprises a U-shaped connecting rod, two ends of the U-shaped connecting rod penetrate through the mounting plate to extend downwards, two clamping rods are fixedly connected to two ends of the U-shaped connecting rod, clamping assemblies are arranged on the side faces of the clamping rods and the rotating wheels, and a second spring is arranged between each clamping rod and the bottom of the mounting plate.
The side of the rotating wheel is provided with a ring groove, the clamping assembly comprises clamping blocks fixedly connected to the clamping rods, and the clamping blocks extend into the ring groove.
The mounting plate is also fixedly connected with a positioning sleeve matched with the U-shaped connecting rod.
When the novel polishing machine is used, the two fixing nuts are rotated to move relative to the threaded section, so that the rotating wheel moves upwards and is clamped up and down by the two fixing nuts, the ring table is pulled upwards through the connecting rod, under the elastic rebound of the first springs in the guide rails, the three polishing rods move away synchronously and are tightly attached to the inner wall of the forming hole, the driving motor is started by people, the driving motor drives the driving shaft to rotate, the driving disc is enabled to rotate through the frame, and then the three polishing rods rotate to polish the inner wall of the forming hole.
Drawings
The invention may be further illustrated by means of non-limiting examples given in the accompanying drawings.
Fig. 1 is a schematic view of an initial state structure according to a first embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view showing a structure of a polishing rod according to a first embodiment of the present invention when the polishing rod is unfolded;
FIG. 4 is an enlarged schematic view of the structure at B of FIG. 3;
FIG. 5 is a schematic view of a bottom structure of an embodiment of the present invention;
FIG. 6 is an enlarged schematic view of the structure at C of FIG. 5;
FIG. 7 is a schematic view of a second embodiment of the present invention when polishing the inner wall of a molding hole;
FIG. 8 is an enlarged schematic view of the structure at D of FIG. 7;
FIG. 9 is a schematic diagram of the structure of the second spring after the fixing nut on the lower side of the second embodiment of the present invention is screwed to the lowest end of the threaded section;
FIG. 10 is an enlarged schematic view of the structure at E of FIG. 9;
FIG. 11 is a schematic diagram showing a structure of a second spring compressed after pulling a U-shaped link according to a second embodiment of the present invention;
FIG. 12 is an enlarged schematic view of the structure at F of FIG. 11;
the main reference numerals are as follows:
embodiment one: the polishing device comprises a driving motor 100, a polishing rod 101, a movable hinging seat 1011, a sliding rail 1012, a driving disc 102, a fixed hinging seat 1021, a guide rail 103, a positioning rod 1031, a first spring 104, a hinging rod 105, a frame 106, a driving shaft 107, a threaded section 1071, a fixing nut 1072, a rotary table 1073, a mounting plate 108, a casing 1081, a rotary wheel 109, a ring table 110, a connecting rod 111, a U-shaped handle 112 and a cotton pad 1121;
embodiment two: the clamping device comprises a U-shaped connecting rod 200, a clamping rod 201, a second spring 202, a ring groove 203, a clamping block 204 and a positioning sleeve 205.
Description of the embodiments
In order that those skilled in the art will better understand the present invention, the following technical scheme of the present invention will be further described with reference to the accompanying drawings and examples.
Examples
The finishing device of a thermoforming mold as shown in fig. 1 to 6 comprises a driving motor 100, three polishing rods 101 and a driving disc 102, wherein the driving disc 102 is provided with three guide rails 103 in a circumferential array, the three guide rails 103 radially extend along the driving disc 102 and are intersected at the center of the driving disc 102, the three polishing rods 101 respectively penetrate through the three guide rails 103 to downwardly extend and respectively slidingly connect with the three guide rails 103, and a first spring 104 is fixedly connected between the distal end of each guide rail 103 and each polishing rod 101;
the upper ends of the three polishing rods 101 are all connected with movable hinging seats 1011 in a sliding manner, the driving plate 102 is fixedly provided with three fixed hinging seats 1021 corresponding to the movable hinging seats 1011 respectively, hinging rods 105 are hinged between the movable hinging seats 1011 and the fixed hinging seats 1021 respectively, a rack 106 is arranged on the upper side of the driving plate 102, the rack 106 is fixedly connected with a driving shaft 107 corresponding to the circle center of the driving plate 102, the driving motor 100 is fixedly provided with a mounting plate 108, and the driving shaft 107 rotates to penetrate through the mounting plate 108 and is fixedly connected with an output shaft of the driving motor 100;
the driving shaft 107 is further provided with a first adjusting mechanism, the first adjusting mechanism comprises a rotating wheel 109 and a ring table 110, a threaded section 1071 is processed on the lower side of the driving shaft 107, the rotating wheel 109 is rotatably sleeved with the threaded section 1071, the lower side of the ring table 110 is abutted to each hinge rod 105, a plurality of connecting rods 111 are arranged between the ring table 110 and the rotating wheel 109, each connecting rod 111 penetrates through the rack 106 in a sliding manner, the threaded section 1071 is in threaded connection with two fixing nuts 1072, the two fixing nuts 1072 are respectively located on the upper side and the lower side of the rotating wheel 109, and a rotary table 1073 is arranged on one side of the two fixing nuts 1072 facing the rotating wheel 109;
a U-shaped handle 112 is also fixedly attached to the upper side of the mounting plate 108.
In the initial state of the device, as shown in fig. 1 and 2, by rotating two fixing nuts 1072 to move relative to the threaded section 1071, the rotating wheel 109 is clamped at the lower side of the threaded section 1071, the ring table 110 is pushed downwards through the connecting rod 111, and as the lower side of the ring table 110 is abutted against each hinge rod 105, at this time, each hinge rod 105 deflects, the movable hinge seat 1011 moves downwards, and three polishing rods 101 are pushed to move synchronously and approach each other, so that the first spring 104 at the distal end inside each guide rail 103 is elastically stretched, and the three polishing rods 101 are in the minimum unfolded state;
when polishing the shaping hole of thermoforming mould, because thermoforming mould's shaping hole aperture's difference, consequently people adjust according to the internal diameter size of the shaping hole of required polishing, including the following step:
step 100: the three polishing rods 101 in the initial state are vertically stretched into the forming holes by people through the U-shaped handle 112;
step 200: rotating the two fixing nuts 1072 to move relative to the threaded section 1071, so that the rotating wheel 109 moves upwards and is clamped up and down by the two fixing nuts 1072, the ring table 110 is pulled upwards through the connecting rod 111, the three polishing rods 101 move away synchronously under the elastic rebound of the first springs 104 in the guide rails 103 and are tightly attached to the inner wall of the forming hole, at the moment, the hinge rods 105 deflect, and the movable hinge seat 1011 moves upwards as shown in fig. 3 and 4;
step 300: people start the driving motor 100, the driving motor 100 drives the driving shaft 107 to rotate, the driving disc 102 rotates through the rack 106, and then the three polishing rods 101 rotate to polish the inner wall of the forming hole, meanwhile, the connecting rod 111 slides through the rack 106, and the rotary table 1073 is arranged on one side of the two fixing nuts 1072, which faces the rotary wheel 109, so that the rotary wheel 109 can be clamped by the two fixing nuts 1072 to avoid the rotary wheel 109 from shaking up and down, and meanwhile, the rotation of the rotary wheel 109 can not be influenced, and therefore the annular table 110 and the rotary wheel 109 also rotate, and the rotation of the driving disc 102 and the rack 106 can not be hindered;
this embodiment is through setting up adjustable three stick of polishing, keeps away from each other and is close to through adjusting three stick of polishing, can be applicable to the shaping hole of different apertures to the convenient shaping hole inner wall to different apertures polishes, does not need to change the grinding head.
As further description of the present embodiment, as shown in fig. 2 and 6, positioning rods 1031 are fixedly connected to the inside of the three guide rails 103, each positioning rod 1031 is intersected at the center of the driving disc 102, each polishing rod 101 is provided with a positioning hole matched with the positioning rod 1031, the upper ends of the three polishing rods 101 are provided with sliding rails 1012, and the movable hinge seat 1011 is slidably connected with the sliding rails 1012.
The polishing rod 101 and the guide rail 103 can be positioned through the positioning hole of the polishing rod 101 and the positioning rod 1031 in the guide rail 103, so that the structure is simple and the assembly is convenient; meanwhile, the sliding rail 1012 is arranged, so that the motion of the movable hinge seat 1011 at the upper end of the polishing rod 101 is more stable.
As a further refinement of this embodiment, as shown in fig. 3, the mounting plate 108 is further provided with a housing 1081 that mates with the drive motor 100, and the u-shaped handle 112 is provided with a cotton pad 1121.
The housing 1081 is provided to protect the driving motor 100 from collision, and the cotton pad 1121 provided to the U-shaped handle 112 is comfortable for a user to use.
Examples
On the basis of the first embodiment, in order to facilitate polishing of the bottom of the molding hole of the thermoforming mold, as shown in fig. 7 to 12, one side of the center of the circle of the driving disc 102 facing the three polishing rods 101 is processed into wedge-shaped surfaces matched with each other, the mounting plate 108 is further provided with a second adjusting mechanism, the second adjusting mechanism comprises a U-shaped connecting rod 200, two ends of the U-shaped connecting rod 201 extend downwards through the mounting plate 108, two ends of the U-shaped connecting rod 200 are fixedly connected with clamping rods 201, clamping assemblies are arranged on the two clamping rods 201 and the side surfaces of the rotating wheel 109, and a second spring 202 is arranged between each clamping rod 201 and the bottom of the mounting plate 108;
the side of the rotating wheel 109 is provided with a ring groove 203, the clamping assembly comprises clamping blocks 204 fixedly connected to the clamping rods 201, and the clamping blocks 204 extend into the ring groove 203.
When polishing the inner wall of the forming hole, as shown in fig. 7 and 8, according to the operation of the step 200, the two fixing nuts 1072 are rotated to move relative to the threaded section 1071, the two fixing nuts 1072 clamp up and down, so that the rotating wheel 109 moves up, the clamping block 204 drives the clamping rod 201 and the U-shaped connecting rod 200 to move up, the second spring 202 is compressed, the rotating wheel 109 is limited by the clamping of the upper fixing nut 1072 and the lower fixing nut 1072, the second spring 202 cannot rebound, when the rotating wheel 109 moves up, the ring table 110 is pulled up by the connecting rod 111, the first springs 104 in the guide rails 103 elastically rebound, the three polishing rods 101 move away synchronously and are tightly attached to the inner wall of the forming hole, and polishing the inner wall of the forming hole can be completed according to the operation of the step 300;
after polishing, people can polish the bottoms of the forming holes, and the specific steps are as follows:
step 400: as shown in fig. 9 and 10, the fixing nut 1072 located at the lower side of the rotating wheel 109 is rotated to the lowest end of the threaded section 1071, at this time, the rotating wheel 109 can move up and down on the threaded section 1071, the movement limit of the rotating wheel 109 can be performed by the fixing nut 1072 at the upper side, under the elastic resilience of the two second springs 202, the two clamping rods 201 are pushed down, so that the clamping blocks 204 inserted into the ring grooves 203 at the side surfaces of the rotating wheel 109 move down, the rotating wheel 109 is pushed down, the three polishing rods 101 can synchronously move close, and as the side of the three polishing rods 101 facing the center of the driving disc 102 is processed into wedge-shaped surfaces matched with each other, the three polishing rods 101 can be close to each other;
step 500: as shown in fig. 11 and 12, a person pulls the U-shaped connecting rod 201 by hand, and can make the U-shaped connecting rod 201 drive the clamping rod 201 to move upwards, compress the second spring 202, make the clamping block 204 inserted into the ring groove 203 on the side surface of the rotating wheel 109 move upwards, push the rotating wheel 109 upwards, and make the three polishing rods 101 move away synchronously, so that the person can periodically retract the U-shaped connecting rod 201, and make the three polishing rods 101 close to and move away from each other, thereby comprehensively covering the bottom of the forming hole;
step 600: the three polishing rods 101 are driven by the driving motor 100 to rotate, meanwhile, the U-shaped connecting rod 201 is periodically retracted by people, so that the three polishing rods 101 are close to and move away from each other, the bottoms of the three polishing rods 101 close to and move away from each other are propped against the bottoms of the forming holes through surrounding rotation, and the bottoms of the forming holes can be polished through the bottoms of the three polishing rods 101.
As a further optimization of this embodiment, as shown in fig. 7, 9 and 11, the mounting plate 108 is also fixedly connected with a positioning sleeve 205 that matches the U-shaped link 200.
The positioning sleeve 205 can position the movement of the U-shaped connecting rod 200, so that the movement of the U-shaped connecting rod 200 is more stable.
The above embodiments are merely illustrative of the principles of the present invention and its effectiveness, and are not intended to limit the invention. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications and variations of the invention be covered by the claims of this invention, which are within the skill of those skilled in the art, can be made without departing from the spirit and scope of the invention disclosed herein.
Claims (8)
1. The utility model provides a finish machining device of thermoforming mould, including driving motor, three stick and a driving disk of polishing, its characterized in that: the driving disc is provided with three guide rails which are in a circumferential array, the three guide rails extend along the radial direction of the driving disc and are intersected at the center of the driving disc, the three polishing rods respectively penetrate through the three guide rails to extend downwards and are respectively connected with the three guide rails in a sliding manner, and a first spring is fixedly connected between the distal end of each guide rail and each polishing rod;
the upper ends of the three polishing rods are all connected with movable hinging seats in a sliding manner, the driving plate is fixedly provided with three fixed hinging seats corresponding to the movable hinging seats respectively, hinging rods are hinged between the movable hinging seats and the fixed hinging seats respectively, a rack is arranged on the upper side of the driving plate, the rack is fixedly connected with a driving shaft corresponding to the circle center of the driving plate, the driving motor is fixedly provided with a mounting plate, and the driving shaft penetrates through the mounting plate in a rotating manner and is fixedly connected with an output shaft of the driving motor;
the driving shaft is further provided with a first adjusting mechanism, the first adjusting mechanism comprises a rotating wheel and a ring table, a threaded section is machined on the lower side of the driving shaft, the rotating wheel is rotatably sleeved with the threaded section, the lower side of the ring table is abutted to each hinging rod, a plurality of connecting rods are arranged between the ring table and the rotating wheel, each connecting rod penetrates through the frame in a sliding mode, two fixing nuts are connected with the threaded section in a threaded mode, the two fixing nuts are located on the upper side and the lower side of the rotating wheel respectively, and a turntable is installed on one side, facing the rotating wheel, of each fixing nut;
the upper side of the mounting plate is also fixedly connected with a U-shaped handle.
2. The finishing apparatus of a thermoforming mold as claimed in claim 1, wherein: the three guide rails are also fixedly connected with positioning rods, the positioning rods are intersected at the circle center of the driving disc, and positioning holes matched with the positioning rods are formed in the polishing rods.
3. The finishing apparatus of a thermoforming mold as claimed in claim 2, wherein: the three polishing rods are provided with sliding rails at the upper ends, and the movable hinging seat is in sliding connection with the sliding rails.
4. A finishing apparatus for a thermoforming mold as claimed in claim 3, wherein: the mounting plate is also provided with a casing matched with the driving motor.
5. The finishing apparatus of a thermoforming mold as claimed in claim 4, wherein: the U-shaped handle is provided with a cotton pad.
6. The finishing apparatus of a thermoforming mold as claimed in claim 5, wherein: the three polishing rods face one side of the circle center of the driving disc and are processed into wedge-shaped faces matched with each other, the mounting plate is further provided with a second adjusting mechanism, the second adjusting mechanism comprises a U-shaped connecting rod, two ends of the U-shaped connecting rod penetrate through the mounting plate to extend downwards, two clamping rods are fixedly connected to two ends of the U-shaped connecting rod, clamping assemblies are arranged on the side faces of the clamping rods and the rotating wheels, and a second spring is arranged between each clamping rod and the bottom of the mounting plate.
7. The finishing apparatus of a thermoforming mold as claimed in claim 6, wherein: the side of the rotating wheel is provided with a ring groove, the clamping assembly comprises clamping blocks fixedly connected to the clamping rods, and the clamping blocks extend into the ring groove.
8. The finishing apparatus of a thermoforming mold as claimed in claim 7, wherein: the mounting plate is also fixedly connected with a positioning sleeve matched with the U-shaped connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202310055389.9A CN115847255B (en) | 2023-01-13 | 2023-01-13 | Finish machining device of thermoforming mold |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310055389.9A CN115847255B (en) | 2023-01-13 | 2023-01-13 | Finish machining device of thermoforming mold |
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| CN115847255A CN115847255A (en) | 2023-03-28 |
| CN115847255B true CN115847255B (en) | 2023-04-21 |
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| CN117140357B (en) * | 2023-11-01 | 2023-12-26 | 江苏陆氏金刚石工具有限公司 | Abrasion trimming device of diamond grinding wheel |
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| CN211332483U (en) * | 2019-11-22 | 2020-08-25 | 佛山市晨航不锈钢有限公司 | Hollow pipe inner wall grinding device |
| CN211728620U (en) * | 2020-03-11 | 2020-10-23 | 合肥东森机械有限公司 | Tool for removing burrs in aperture of automobile part |
| CN113714873A (en) * | 2021-09-03 | 2021-11-30 | 江苏二五七特显科技集团有限公司 | Solar street lamp shade manufacturing and finish machining equipment and machining method |
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2023
- 2023-01-13 CN CN202310055389.9A patent/CN115847255B/en active Active
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| DE102015201765B3 (en) * | 2015-02-02 | 2016-06-09 | Nagel Maschinen- Und Werkzeugfabrik Gmbh | Honing tool and method for its production |
| CN207402569U (en) * | 2017-10-27 | 2018-05-25 | 上海新孚美变速箱技术服务有限公司 | A kind of automatic gearbox of vehicles clutch legendary venomous insect endoporus prosthetic device |
| CN211332483U (en) * | 2019-11-22 | 2020-08-25 | 佛山市晨航不锈钢有限公司 | Hollow pipe inner wall grinding device |
| CN110977705A (en) * | 2019-12-09 | 2020-04-10 | 芜湖鼎恒材料技术有限公司 | Inner hole polishing treatment equipment after repairing engine cylinder cover |
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