Sanding mechanism for processing heating disc

Abstract

The utility model relates to a sanding mechanism for processing a heating disc, which comprises a machine base, the machine base is provided with a sanding mechanism for turning over the heating disc up and down, the sanding mechanism comprises a sanding movement assembly and a sanding assembly connected to the sanding movement assembly, the sanding assembly comprises a movable locking plate, and the movable locking plate is connected with the sanding movement assembly. The movable locking plate is connected with an abrasive belt support device used for abutting a sanding belt on the heating disc, an abrasive belt winding and unwinding device used for winding and unwinding the sanding belt, an abrasive belt guiding device used for guiding the sanding belt to enter and exit from the abrasive belt support device and an abrasive belt tensioning device used for tensioning the sanding belt. According to the sanding mechanism, the surface of the heating disc can be ground, the end face of each position of the heating disc can be rapidly ground through the sanding belt support device which is flexibly adjusted, full-automatic machining is achieved, the production efficiency of the heating disc is improved, and the sanding mechanism is suitable for an automatic production line of the heating disc.

Description

Technical Field

[0001] The utility model relates to the field of sanding machines, in particular to a sanding mechanism for processing a heating disc. Background Art

[0002] The heating plate is an important component of many heating appliances. During the production process of existing heating plates, it is necessary to draw the inner wall of the heating plate to make the surface even and smooth. The current conventional practice is for workers to manually draw the heating plate. This drawing method causes uneven drawing, low work efficiency, high labor costs, and a low degree of automation. The quality control of the heating plate is poor, the drawing effect is not ideal, and other problems. Therefore, the applicant provides a new sanding mechanism solution that can be suitable for use on a fully automated production line of heating plates to improve production efficiency. Summary of the invention

[0003] The utility model aims to provide a sanding mechanism for processing a heating plate which has a simple and reasonable structure, is easy to install and has a stable structure.

[0004] A sanding mechanism for processing a heating disk, the sanding mechanism includes a sanding motion component and a sanding component connected to the sanding motion component, the sanding component includes a movable locking plate, the movable locking plate is connected to a sanding belt support device for holding a sanding belt against the heating disk, a sanding belt retracting device for retracting and unwinding a rolled sanding belt, a sanding belt guide device for guiding the sanding belt in and out of the sanding belt support device, and a sanding belt tensioning device for tensioning the sanding belt.

[0005] The purpose of the utility model can also be solved by the following technical measures:

[0006] As a more specific solution, the sanding belt support device includes a bearing support fixed at the lower part of the movable locking plate, and the left and right sides of the bearing support are provided with sanding belt channels for the sanding belt to slide in a U-turn manner. The bottom of the bearing support is connected to a locking block with a movable angle adjustment, and the bottom of the locking block is fixed with a sanding belt pressing block for pressing the sanding belt against the heating plate.

[0007] As a further solution, the sanding belt rewinding device includes an unwinding turntable and a winding turntable rotating on the upper part of the movable locking plate, the sanding belt guide device and the sanding belt support device are arranged between the unwinding turntable and the winding turntable along the sliding direction of the sanding belt, and the movable locking plate is fixedly connected to a winding and unwinding power assembly that drives the unwinding turntable and the winding turntable to rotate.

[0008] As a further solution, the abrasive belt guide device includes a first introduction wheel and a second introduction wheel rotatably connected to the movable locking plate, the first introduction wheel and the second introduction wheel are placed between the unwinding turntable and the abrasive belt support device, the first introduction wheel is arranged close to the unwinding turntable, and the second introduction wheel is arranged close to the abrasive belt support device;

[0009] As a further solution, the abrasive belt guide device also includes a first guide wheel and a second guide wheel rotatably connected to the movable locking plate, the first guide wheel and the second guide wheel are placed between the abrasive belt support device and the winding turntable, the first guide wheel is arranged close to the abrasive belt support device, and the second guide wheel is arranged close to the winding turntable.

[0010] As a further solution, the sanding belt tensioning device includes a tensioning slide plate and a tensioning push plate, the tensioning push plate is slidably connected to the tensioning slide plate through a tensioning slide group, a tensioning cylinder is fixed to one side of the tensioning slide plate, the piston shaft of the tensioning cylinder is connected to the tensioning push plate, the tensioning push plate is connected to a guide wheel seat, and the second guide wheel is rotatably connected to the guide wheel seat and serves as a tensioning wheel.

[0011] As a further solution, the movable locking plate is also fixedly connected to a belt pressing cylinder and a fixed pressing plate, and the piston shaft of the belt pressing cylinder is connected to a movable pressing plate that moves relative to the fixed pressing plate, and a pressing channel is formed between the movable pressing plate and the fixed pressing plate, and the pressing channel is arranged between the unwinding turntable and the first introduction wheel.

[0012] As a further solution, the bearing bracket includes bearing locking plates arranged in front and rear and an intermediate limiting plate connecting the front and rear bearing locking plates. Sanding belt channels on the left and right sides are formed between the front and rear bearing locking plates and the intermediate limiting plate. The two sanding belt channels are arranged parallel to each other, and several tensioning shafts limited to the sanding belts are also connected along the sanding belt channels between the front and rear bearing locking plates.

[0013] As a further solution, a bevel locking block is connected to the bottom of the bearing bracket, and the locking block is rotatably connected to the bevel locking block via the center axis, and the locking block is provided with at least one fastening hole along the outer periphery of the center axis, and an arc-shaped sliding hole is provided in the bevel locking block corresponding to the rotation path of the fastening hole, and a fastening unit is connected between the fastening hole and the arc-shaped sliding hole.

[0014] As a further solution, the locking block and the sanding belt pressing block are interconnected to form an unequal-sided trapezoidal structure, wherein the left and right sides of the locking block are provided with limiting grooves adapted to the width of the sanding belt, wherein a baffle is connected to the side of the locking block corresponding to the sanding belt discharge, and the sanding belt is limited between the baffle and the limiting groove.

[0015] As a further solution, a travel switch is fixedly connected to the movable locking plate, and a travel switch key is provided on the travel switch, and the travel switch key is abutted against the sanding belt between the second lead-out wheel and the winding turntable.

[0016] The beneficial effects of the utility model are as follows:

[0017] The utility model discloses a sanding mechanism for processing a heating plate. The sanding mechanism can realize a grinding process on the surface of the heating plate. The flexibly adjustable sanding belt support device can quickly grind the end faces at various positions of the heating plate, thereby realizing fully automated processing and improving the production efficiency of the heating plate, so that the sanding mechanism is suitable for an automated production line of the heating plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of an embodiment of the sanding mechanism in the utility model.

[0019] Figure 2 It is a schematic diagram of the structure of the sanding component in the utility model.

[0020] Figure 3 This is a schematic diagram of the exploded structure of the sand belt support device in the utility model.

[0021] Figure 4 It is a schematic diagram of the exploded structure of the sanding motion component in the utility model. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0023] like Figures 1 to 4 As shown, a sanding mechanism for processing a heating disk, the sanding mechanism 8 includes a sanding motion component and a sanding component connected to the sanding motion component, the sanding component includes a movable locking plate 81, the movable locking plate 81 is connected with a sanding belt support device 82 for holding a sanding belt B against the heating disk, a sanding belt retracting device 83 for retracting and unwinding the sanding belt B, a sanding belt guide device 84 for guiding the sanding belt B in and out of the sanding belt support device 82, and a sanding belt tensioning device 85 for tensioning the sanding belt B.

[0024] This sanding mechanism 8 can perform a grinding process on the surface of the heating plate, and the flexibly adjustable sanding belt support device 82 can quickly grind the end faces of various positions of the heating plate, realizing fully automated processing, improving the production efficiency of the heating plate, and making the sanding mechanism 8 suitable for the automated production line of the heating plate.

[0025] The sanding belt support device 82 includes a bearing support 821 fixed at the lower part of the movable locking plate 81, and the left and right sides of the bearing support 821 are provided with sanding belt channels 822 for the sanding belt B to slide in a U-turn manner. The bottom of the bearing support 821 is connected to a locking block 823 with a movable angle adjustment, and the bottom of the locking block 823 is fixed with a sanding belt pressing block 824 that presses the sanding belt B on the heating plate; the locking block 823 can drive the sanding belt pressing block 824 to swing left and right, so that the sanding belt pressing block 824 can press the sanding belt B against different end surfaces of the heating plate, and when used in conjunction with a rotatable feeding clamp, the sanding belt B can perform wire drawing on the surface of the heating plate.

[0026] The sanding belt rewinding device 83 includes an unwinding turntable 831 and a winding turntable 832 that rotate on the upper part of the movable locking plate 81, and the sanding belt guide device 84 and the sanding belt support device 82 are arranged between the unwinding turntable 831 and the winding turntable 832 along the sliding direction of the sanding belt B, and the movable locking plate 81 is fixedly connected with a winding and unwinding power component that drives the unwinding turntable 831 and the winding turntable 832 to rotate; through the cooperation between the unwinding turntable 831 and the winding turntable 832, automatic feeding can be achieved after each section of the sanding belt B is ground by a set number of heating disks, thereby ensuring the roughness of the sanding belt B and maintaining the wire drawing effect of each heating disk.

[0027] In this embodiment, the upper part of the movable locking plate 81 is connected to a longitudinal locking plate 811, the unwinding turntable 831 is rotatably connected to the longitudinal locking plate 811, the middle position of the longitudinal locking plate 811 is connected to a transverse locking plate 812, and the winding turntable 832 is rotatably connected to the transverse locking plate 812, so that the winding turntable 832 is arranged obliquely below the unwinding turntable 831;

[0028] In addition, the unwinding and winding power assembly includes an unwinding motor 833 and a winding motor 834 fixed above and below the longitudinal locking plate 811, and the output shafts of the unwinding motor 833 and the winding motor 834 are connected with driving pulleys, and the unwinding turntable 831 and the winding turntable 832 are both connected with driven pulleys, and the driven pulleys are connected to the driving pulleys through a transmission belt, so that the unwinding motor 833 and the winding motor 834 respectively drive the unwinding turntable 831 and the winding turntable 832 to rotate in steps.

[0029] The abrasive belt guide device 84 includes a first introduction wheel 841 and a second introduction wheel 842 rotatably connected to the movable locking plate 81, the first introduction wheel 841 and the second introduction wheel 842 are placed between the unwinding turntable 831 and the abrasive belt support device 82, the first introduction wheel 841 is arranged close to the unwinding turntable 831, and the second introduction wheel 842 is arranged close to the abrasive belt support device 82;

[0030] The sanding belt guide device 84 also includes a first guide wheel 843 and a second guide wheel 844 rotatably connected to the movable locking plate 81, the first guide wheel 843 and the second guide wheel 844 are placed between the sanding belt support device 82 and the winding turntable 832, the first guide wheel 841 is arranged close to the sanding belt support device 82, and the second guide wheel 844 is arranged close to the winding turntable 832.

[0031] Since the distance between the unwinding turntable 831 and the winding turntable 832 is greater than the distance between the two sanding belt channels 822, the sanding belt guide device 84 can change the sliding direction of the sanding belt B so that the sanding belt B can enter and exit the sanding belt channel 822 as straight as possible, avoiding friction with the sanding belt support device 82.

[0032] The sanding belt tensioning device 85 includes a tensioning slide plate 851 and a tensioning push plate 852. The tensioning push plate 852 is slidably connected to the tensioning slide plate 851 through a tensioning slide group 853. A tensioning cylinder 854 is fixed to one side of the tensioning slide plate 851. The piston shaft of the tensioning cylinder 854 is connected to the tensioning push plate 852. A guide wheel seat 855 is connected to the tensioning push plate 852. The second introduction wheel 842 is rotatably connected to the guide wheel seat 855 and serves as a tensioning wheel. The tensioning cylinder 854 can push the second introduction wheel 842 to slide back and forth, and can adjust the force of pressing the sanding belt B so that the sanding belt B can be adjusted in tightness.

[0033] The movable locking plate 81 is also fixedly connected to a sanding belt clamping cylinder 86 and a fixed clamping plate 862, and the piston shaft of the sanding belt clamping cylinder 86 is connected to a movable clamping plate 861 that moves relative to the fixed clamping plate 862, and a clamping channel is formed between the movable clamping plate 861 and the fixed clamping plate 862, and the clamping channel is arranged between the unwinding turntable 831 and the first introduction wheel 841; when the sanding belt retracting device 83 finishes feeding the sanding belt B, the sanding belt B will rebound and cannot be completely tightened, so the sanding belt B is clamped by the movable clamping plate 861 and the fixed clamping plate 862 to keep the sanding belt B in a tightened state.

[0034] The bearing bracket 821 includes a bearing lock plate 8211 arranged at the front and rear and a middle limit plate 8212 connecting the front and rear bearing lock plates 8211. A sanding belt channel 822 is formed between the front and rear bearing lock plates 8211 and the middle limit plate 8212. The two sanding belt channels 822 are arranged parallel to each other, and a plurality of tensioning shafts 8213 limited to the sanding belt B are connected along the sanding belt channel 822 between the front and rear bearing lock plates 8211.

[0035] The bearing bracket 821 guides the sanding belt B to enter and exit the two sanding belt channels 822, which can narrow the distance between the sanding belts B and help the sanding belt B to grind the end surface of the narrow position of the heating plate. In addition, the tensioning shaft 8213 can limit the sanding belt B, and the roller on the tensioning shaft 8213 can reduce the friction of the sanding belt B.

[0036] A bevel locking block 825 is connected to the bottom of the bearing bracket 821, and the locking block 823 is rotatably connected to the bevel locking block 825 via the central axis, and the locking block 823 is provided with at least one fastening hole 8231 along the outer periphery of the central axis, and the bevel locking block 825 is provided with an arc-shaped sliding hole 8251 corresponding to the rotation path of the fastening hole 8231, and a fastening unit (a combination of a bolt and a nut) is connected between the fastening hole 8231 and the arc-shaped sliding hole 8251. After adjusting the position, the fastening unit is tightened to fix the left and right angles of the locking block 823; the angle of the sanding belt pressing block 824 can be adjusted according to the end surface position of the heating disk to adapt to different grinding end surfaces of the heating disk.

[0037] The locking block 823 and the sanding belt pressing block 824 are interconnected to form an unequal-sided trapezoidal structure, wherein the left and right sides of the locking block 823 are provided with limiting grooves 8232 adapted to the width of the sanding belt B, wherein the locking block 823 is connected to a baffle 826 on the side corresponding to the discharge of the sanding belt B, and the sanding belt B is limited between the baffle 826 and the limiting groove 8232, so that the sanding belt B remains in contact with the left and right sides of the locking block 823 during the sliding process, and the sanding belt B realizes the limiting effect.

[0038] The movable locking plate 81 is also fixedly connected to a travel switch 87, on which a travel switch key 871 is provided. The travel switch key 871 is pressed against the sanding belt B between the second guide wheel 844 and the winding turntable 832; the travel switch 87 is mainly used to detect whether the sanding belt B is broken or whether the sanding belt B is used up.

[0039] In addition, the sanding motion assembly includes a third supporting column 88 and a lifting and lateral movement device 89 connected to the third supporting column 88, and the movable locking plate 81 is fixed to the lifting and lateral movement device 89;

[0040] The lifting and transverse movement device 89 includes a longitudinal accordion module 6 and a transverse accordion module 6B connected to the longitudinal accordion module 6. The longitudinal accordion module 6 and the transverse accordion module 6B have the same structure, but the difference is that the movement direction is different, so as to realize the vertical lifting or horizontal transverse movement.

[0041] The longitudinal accordion module 6 includes a module base 631 fixed on the third supporting column 88 and a driving unit 632, a coupling 633, a screw shaft 634 and a screw nut 635 connected to the module base 631. The output end of the driving unit 632 is connected to one end of the coupling 633, and the screw shaft 634 is connected to the other end of the coupling 633. The screw nut 635 is sleeved on the screw shaft 634 and connected to the transverse accordion module 6B. The movable locking plate 81 is fixed on the transverse accordion module 6B. When moving, the screw nut 635 drives the transverse accordion module 6B and the movable locking plate 81 to move up and down in the vertical direction under the drive of the screw shaft 634.

[0042] The lifting and transverse movement device 89 also includes a slide rail assembly, which includes a fixed slide rail 637 and a movable slider 638. The fixed slide rail 637 is fixedly connected to the module seat 631, and the movable slider 638 is fixedly connected to the transverse accordion module 6B. The transverse accordion module 6B slides linearly on the module seat 631 through the cooperation of the drive unit 632 and the slide rail assembly.

[0043] The above is a preferred embodiment of the utility model, which shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. The utility model may have various changes and improvements without departing from the spirit and scope of the utility model, and these changes and improvements fall within the scope of the utility model to be protected, and the scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A sanding mechanism for processing a heating plate, characterized in that :The sanding mechanism includes a sanding motion component and a sanding component connected to the sanding motion component, the sanding component includes a movable locking plate, the movable locking plate is connected with a sanding belt support device for holding the sanding belt against the heating disk, a sanding belt retracting device for retracting and unwinding the rolled sanding belt, a sanding belt guide device for guiding the sanding belt in and out of the sanding belt support device, and a sanding belt tensioning device for tensioning the sanding belt.

2. A sanding mechanism for processing a heating plate according to claim 1, characterized in that : The sanding belt support device includes a bearing support fixed at the lower part of the movable locking plate, and the left and right sides of the bearing support are provided with sanding belt channels for the sanding belt to slide in a U-turn manner. The bottom of the bearing support is connected to a locking block with a movable angle adjustment, and a sanding belt pressing block is fixed to the bottom of the locking block to press the sanding belt against the heating plate.

3. A sanding mechanism for processing a heating plate according to claim 1, characterized in that : The sanding belt rewinding device includes an unwinding turntable and a winding turntable rotating on the upper part of the movable locking plate. The sanding belt guide device and the sanding belt support device are arranged between the unwinding turntable and the winding turntable along the sliding direction of the sanding belt, and the movable locking plate is fixedly connected with a winding and unwinding power assembly for driving the unwinding turntable and the winding turntable to rotate.

4. A sanding mechanism for processing a heating plate according to claim 3, characterized in that : The abrasive belt guide device includes a first introduction wheel and a second introduction wheel rotatably connected to the movable locking plate, the first introduction wheel and the second introduction wheel are placed between the unwinding turntable and the abrasive belt support device, the first introduction wheel is arranged close to the unwinding turntable, and the second introduction wheel is arranged close to the abrasive belt support device; The abrasive belt guide device also includes a first guide wheel and a second guide wheel rotatably connected to the movable locking plate, the first guide wheel and the second guide wheel are placed between the abrasive belt support device and the winding turntable, the first guide wheel is arranged close to the abrasive belt support device, and the second guide wheel is arranged close to the winding turntable.

5. A sanding mechanism for processing a heating plate according to claim 4, characterized in that : The sanding belt tensioning device includes a tensioning slide plate and a tensioning push plate. The tensioning push plate is slidably connected to the tensioning slide plate through a tensioning slide rail group. A tensioning cylinder is fixed to one side of the tensioning slide plate. The piston shaft of the tensioning cylinder is connected to the tensioning push plate. A guide wheel seat is connected to the tensioning push plate. The second guide wheel is rotatably connected to the guide wheel seat and serves as a tensioning wheel.

6. A sanding mechanism for processing a heating plate according to claim 4, characterized in that : The movable locking plate is also fixedly connected to a sanding belt clamping cylinder and a fixed clamping plate, and the piston shaft of the sanding belt clamping cylinder is connected to a movable clamping plate that moves relative to the fixed clamping plate, and a clamping channel is formed between the movable clamping plate and the fixed clamping plate, and the clamping channel is arranged between the unwinding turntable and the first introduction wheel.

7. A sanding mechanism for processing a heating plate according to claim 2, characterized in that : The bearing bracket includes bearing locking plates arranged in front and rear and an intermediate limiting plate connecting the front and rear bearing locking plates. Sanding belt channels on the left and right sides are formed between the front and rear bearing locking plates and the intermediate limiting plate. The two sanding belt channels are arranged parallel to each other, and a number of tensioning shafts limited to the sanding belts are connected along the sanding belt channels between the front and rear bearing locking plates.

8. A sanding mechanism for processing a heating plate according to claim 2, characterized in that : A bevel locking block is connected to the bottom of the bearing bracket, and the locking block is rotatably connected to the bevel locking block through the central axis, and the locking block is provided with at least one fastening hole along the outer periphery of the central axis, and an arc-shaped sliding hole is provided in the bevel locking block corresponding to the rotation path of the fastening hole, and a fastening unit is connected between the fastening hole and the arc-shaped sliding hole.

9. A sanding mechanism for processing a heating plate according to claim 2, characterized in that : The locking block and the sanding belt pressing block are interconnected to form an unequal-sided trapezoidal structure, wherein the left and right sides of the locking block are provided with limiting grooves adapted to the width of the sanding belt, wherein a baffle is connected to the side of the locking block corresponding to the sanding belt discharge, and the sanding belt is limited between the baffle and the limiting groove.

10. A sanding mechanism for processing a heating plate according to claim 4, characterized in that : The movable locking plate is also fixedly connected with a travel switch, and the travel switch is provided with a travel switch key, and the travel switch key is against the sanding belt between the second export wheel and the winding turntable.

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