Machining trimming device for refrigerator back plate

Abstract

The utility model discloses a refrigerator back plate machining trimming device which comprises a machine frame, a rotary reversing assembly is arranged in the middle of the bottom of the machine frame, clamping assemblies are arranged on the top of the machine frame and located on the front face and the back face of the rotary reversing assembly, a supporting column is fixedly connected to one side of the top of the machine frame, and the supporting column is fixedly connected with the machine frame. A longitudinal adjusting assembly is arranged on the supporting column, a transverse adjusting assembly is arranged at the bottom of the longitudinal adjusting assembly, two first electric telescopic rods are symmetrically arranged at the bottom of the transverse adjusting assembly, the telescopic ends of the first electric telescopic rods are fixedly connected with a supporting frame, and a grinding assembly and a supporting assembly are arranged on the supporting frame. According to the refrigerator back plate polishing device, the polishing area of the refrigerator back plate can be elastically supported through the arrangement of the supporting assembly, so that the risk that the refrigerator back plate deforms is reduced, and the polishing effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to refrigerator manufacturing technical field especially relates to a refrigerator backplate's mechanical processing edge trimming device. BACKGROUND

[0002] The refrigerator is a kind of refrigeration equipment to keep constant low temperature, it is also a kind of civil product to keep constant low temperature state of food or other articles. There is compressor in cabinet, ice maker is used to ice cabinet or box, it is the storage box with refrigeration device, the backplate of refrigerator is generally formed by die, the edge of backplate formed by die has burr, needs to be processed and trimmed.

[0003] Such as the Chinese patent with application number: 202022157590.2, discloses a kind of refrigerator backplate's mechanical processing edge trimming device, including device bottom box and fixedly installed in the fixed frame of device bottom box top middle section, the bottom of fixed frame between fixedly installed with crossbeam, crossbeam top is equipped with T-shaped slot from bottom, T-shaped slot slidingly connects with bearing, bearing top coaxially rotates and connects with tray, tray top fixedly installed with several suction cups, the bottom of tray coaxially fixedly connected with rotating shaft, rotating shaft rotates and is installed in bearing and the end portion of remote tray extends out bearing, the side of bearing fixedly installed with fixed block, fixed block bottom fixedly installed with stepper motor, the bottom of stepper motor is connected with rotating shaft by driving gear engagement;The vertical to horizontal plane of fixed frame one side shelf is fixedly installed with second slide rail, second slide rail is rotatably installed with lead screw, lead screw is rotatably connected with sliding block, sliding block one side slidingly connects in second slide rail, other side fixedly installed with first motor.

[0004] In the prior art, the refrigerator backplate trimming device, in order to facilitate polishing, the backplate will protrude from the tray, so that only the backplate can be polished, and the tray will not be polished, but this will cause the backplate to be supported only at the middle position, and the surrounding area of the backplate, i.e. the polishing processing area, will not be supported enough. Since the refrigerator backplate is relatively thin, deformation is more likely to occur during sanding, affecting the polishing effect and efficiency, and there is certain limitation, which needs to be improved. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the shortcomings in the prior art and provides a kind of refrigerator backplate's mechanical processing edge trimming device.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: A kind of mechanical processing of refrigerator backplate's edge trimming device, including rack, the middle position of the bottom of the rack is provided with rotary conversion component, the top of the rack and located at the front and back of rotary conversion component are provided with clamping component, and the top of the rack one side is fixedly connected with support column, longitudinal adjusting component is provided on the support column, longitudinal adjusting component bottom is provided with transverse adjusting component, the bottom of transverse adjusting component is symmetrically provided with two first electric telescopic rod, the telescopic end of first electric telescopic rod is fixedly connected with support frame, polishing component and support component are provided on the support frame;

[0007] The support component includes a fixed plate fixedly installed at the bottom of the support frame, a plurality of telescopic rods are provided on the inner wall of the fixed plate, the other end of the telescopic rod is fixedly connected with a U-shaped plate, a plurality of rollers are rotatably installed in the U-shaped plate, and a spring is fixedly connected between one side of the inner wall of the fixed plate and one side of the U-shaped plate and located on the outer surface of the telescopic rod.

[0008] As a further description of the above technical solution:

[0009] The rotary conversion component includes a mounting frame fixedly installed at the bottom of the rack, a partition plate is provided between the two sides of the inner wall of the mounting frame, a first motor is fixedly installed on the partition plate, a driving gear is fixedly connected to the output end of the first motor, a driven gear is engaged with the outer surface of the driving gear, a support rod is fixedly connected to the center position of the driven gear, and an electromagnetic plate is fixedly connected to the other end of the support rod.

[0010] As a further description of the above technical solution:

[0011] The clamping component includes two support plates fixedly installed at the top of the rack, a second electric telescopic rod is fixedly installed on the support plate, and a push plate is fixedly connected to the telescopic end of the second electric telescopic rod.

[0012] As a further description of the above technical solution:

[0013] The longitudinal adjusting component includes a first sliding rail fixedly installed at one end of the support column, a second motor is fixedly installed at one end of the first sliding rail, a threaded rod is fixedly connected to the output end of the second motor, a T-shaped sliding block is threadedly connected to the outer surface of the threaded rod, and the T-shaped sliding block is slidingly installed in the first sliding rail.

[0014] As a further description of the above technical solution:

[0015] The transverse adjusting assembly comprises a second sliding rail fixedly installed at the bottom of the T-shaped slider, one end of the second sliding rail is fixedly installed with a third motor, the output end of the third motor is fixedly installed with a bidirectional lead screw, the outer surface of the bidirectional lead screw is threadedly connected with two rectangular sliding blocks, and the two rectangular sliding blocks are slidingly installed in the second sliding rail.

[0016] As a further description of the above technical solution:

[0017] The polishing assembly comprises a fourth motor fixedly installed in the support frame, and the output end of the fourth motor is fixedly connected with a grinding wheel.

[0018] As a further description of the above technical solution:

[0019] The middle of the fixed plate is provided with a rectangular hole, and the size of the rectangular hole is correspondingly arranged with the grinding wheel.

[0020] The utility model has the advantages of the following beneficial effects:

[0021] 1, compared with prior art, the mechanical processing and trimming device for refrigerator back plate, through the setting of support assembly, the polishing area of refrigerator back plate can be elastically supported, the stability of the polishing position of back plate edge is improved, thereby the risk of deformation of refrigerator back plate trimming is reduced, and the polishing effect is improved.

[0022] 2, compared with prior art, the mechanical processing and trimming device for refrigerator back plate, through the setting of clamping assembly, the refrigerator back plate is not easy to deviate during polishing due to the polishing of the grinding wheel, the stability of the refrigerator back plate is improved, the smooth operation of trimming operation is ensured, and the polishing efficiency is effectively improved. DRAWINGS

[0023] Figure 1 The utility model proposes a kind of overall structure stereogram of mechanical processing and trimming device for refrigerator back plate;

[0024] Figure 2 The utility model proposes another angle stereogram of the overall structure of mechanical processing and trimming device for refrigerator back plate;

[0025] Figure 3 The utility model proposes the longitudinal adjusting assembly structure schematic view of mechanical processing and trimming device for refrigerator back plate;

[0026] Figure 4 The utility model proposes the support assembly structure schematic view of mechanical processing and trimming device for refrigerator back plate;

[0027] Figure 5The utility model provides a kind of rotating change direction subassembly structure schematic diagram of mechanical processing edging device of refrigerator backboard.

[0028] Legend:

[0029] 1, rack;2, support column;3, first electric telescopic rod;4, support frame;5, fixed plate;6, telescopic rod;7, U-shaped plate;8, roller;9, spring;10, mounting bracket;11, partition;12, first motor;13, driving gear;14, driven gear;15, support rod;16, electromagnetic plate;17, support plate;18, second electric telescopic rod;19, push plate;20, first sliding rail;21, second motor;22, threaded rod;23, T-shaped sliding block;24, second sliding rail;25, third motor;26, bidirectional screw;27, rectangular sliding block;28, fourth motor;29, grinding wheel. Specific implementation

[0030] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0031] Reference Figures 1-5 The utility model provides a kind of mechanical processing edging device of refrigerator backboard:including rack 1, the middle position of the bottom of rack 1 is provided with rotating change direction subassembly, the top of rack 1 and located at the front and back of rotating change direction subassembly are provided with clamping assembly, and one side of the top of rack 1 is fixedly connected with support column 2, support column 2 is provided with longitudinal adjusting assembly, longitudinal adjusting assembly bottom is provided with horizontal adjusting assembly, the bottom of horizontal adjusting assembly is provided with two first electric telescopic rod 3 symmetrically, the telescopic end of first electric telescopic rod 3 is fixedly connected with support frame 4, and support frame 4 is provided with polishing assembly and support assembly;

[0032] Support assembly includes fixedly installed fixed plate 5 on the bottom of support frame 4, a plurality of telescopic rods 6 are arranged on the inner wall of fixed plate 5, the other end of telescopic rod 6 is fixedly connected with U-shaped plate 7, a plurality of rollers 8 are rotatably installed in the inside of U-shaped plate 7, spring 9 is fixedly connected between the one side of the inner wall of fixed plate 5 and the one side of U-shaped plate 7 and located on the outer surface of telescopic rod;The upper and lower rollers 8 are symmetrically arranged and mutually extruded under the action of spring 9.

[0033] The rotation reversing assembly includes a mounting frame 10 fixedly mounted on the bottom of the frame 1, a partition 11 is provided between the two sides of the inner wall of the mounting frame 10, a first motor 12 is fixedly mounted on the partition 11, the output end of the first motor 12 is fixedly connected to a driving gear 13, the outer surface of the driving gear 13 is meshed with a driven gear 14, the center position of the driven gear 14 is fixedly connected to a support rod 15, and the other end of the support rod 15 is fixedly connected to an electromagnetic plate 16.

[0034] The clamping assembly includes two support plates 17 fixedly mounted on the top of the frame 1 , a second electric telescopic rod 18 is fixedly mounted on the support plates 17 , and a push plate 19 is fixedly connected to the telescopic end of the second electric telescopic rod 18 .

[0035] The longitudinal adjustment component includes a first slide rail 20 fixedly installed at one end of the support column 2, a second motor 21 fixedly installed at one end of the first slide rail 20, an output end of the second motor 21 fixedly connected to a threaded rod 22, an outer surface of the threaded rod 22 is threadedly connected to a T-shaped slider 23, and the T-shaped slider 23 is slidably installed inside the first slide rail 20.

[0036] The lateral adjustment assembly includes a second slide rail 24 fixedly mounted on the bottom of the T-shaped slider 23, a third motor 25 fixedly mounted on one end of the second slide rail 24, a bidirectional lead screw 26 fixedly mounted on the output end of the third motor 25, and two rectangular sliders 27 are threadedly connected to the outer surface of the bidirectional lead screw 26, and the two rectangular sliders 27 are slidably mounted inside the second slide rail 24, and the rectangular slider 27 is fixedly connected to the first electric telescopic rod 3.

[0037] The grinding assembly includes a fourth motor 28 fixedly mounted inside the support frame 4 , the output end of the fourth motor 28 is fixedly connected to a grinding wheel 29 , a rectangular hole is opened in the middle of the fixed plate 5 , and the size of the rectangular hole is set corresponding to the grinding wheel 29 .

[0038] Working principle: when the refrigerator back plate needs to be trimmed, the worker first places the refrigerator back plate on the electromagnetic plate 16, then starts the second electric telescopic rod 18, the telescopic end of the two second electric telescopic rods 18 is elongated, pushes the two push plates 19 to move towards each other, after the two push plates 19 contact the refrigerator back plate and stably clamp, the second electric telescopic rod 18 is closed, the electromagnetic plate 16 is started, the electromagnetic plate 16 generates magnetism to magnetically attract the refrigerator back plate (metal material), so that the back plate is fixed on the electromagnetic plate 16, then the second motor 21 is started, the output end of the second motor 21 rotates counterclockwise, drives the threaded rod 22 to rotate counterclockwise, and under the limiting action of the first sliding rail 20 to the T-shaped sliding block 23, the T-shaped sliding block 23 moves to the front, drives the second sliding rail 24 to move to the front, in turn drives the bidirectional threaded rod 22 and the two rectangular sliding blocks 27 to move to the front, so that the two first electric telescopic rods 3 move to the front, at the same time drives the two supporting frames 4 to move to the front, so that the fourth motor 28 and the grinding wheel 29 and the fixed plate 5 move to the front, after the fixed plate 5 moves beyond the front end face of the refrigerator back plate, the second motor 21 is closed;

[0039] Then start the third motor 25, the output end of the third motor 25 rotates counterclockwise, drives the bidirectional screw 26 to rotate counterclockwise, and under the limiting action of the second sliding rail 24 to the two rectangular sliding blocks 27, the two rectangular sliding blocks 27 move towards each other, drive the two first electric telescopic rods 3 to move towards each other, so that the two supporting frames 4 move towards each other, in turn drive the two motors, grinding wheels 29 and fixed plates 5 to move towards each other, when the two grinding wheels 29 move to be parallel to the two sides of the refrigerator back plate respectively, the third motor 25 is closed;

[0040] Then start the first electric telescopic rod 3, the telescopic end of the first electric telescopic rod 3 is elongated, drives the mounting frame to move down, so that the fourth motor 28 and the grinding wheel 29 and the fixed plate 5 move down, after the grinding wheel 29 descends to the working area, the first electric telescopic rod 3 is closed;

[0041] Next, the second motor 21 is started, the output end of the second motor 21 rotates clockwise, indirectly drives the grinding wheel 29 and the fixed plate 5 to move to the back, when the grinding wheel 29 moves to the position of the back plate rear end edge, the second motor 21 is reversed, the output end of the second motor 21 rotates counterclockwise, indirectly drives the grinding wheel 29 and the fixed plate 5 to move to the front, after the grinding wheel 29 moves to the position of the back plate front end edge, the second motor 21 is reversed again, so the cycle is repeated, thereby realizing the repeated grinding of the side surface of the back plate.

[0042] After the side surface of the back plate is ground, the third motor 25 is started, the output end of the third motor 25 rotates clockwise, indirectly drives the two grinding wheels 29 to move to the direction away from each other, at the same time, the first electric telescopic rod 3 is started, the telescopic end of the first electric telescopic rod 3 is retracted, thereby driving the grinding wheel 29 to move upwards, after the grinding wheel 29 moves to the safe position, the third motor 25 and the first electric telescopic rod 3 are turned off, so as to avoid collision when the back plate is rotated.

[0043] Then, the second electric telescopic rod 18 is started, the telescopic end of the second electric telescopic rod 18 is retracted and reset, the second electric telescopic rod 18 is turned off, then the first motor 12 is started, the output end of the first motor 12 rotates counterclockwise, drives the driving gear 13 to rotate, thereby drives the driven gear 14 to rotate, further drives the support rod 15 to rotate, drives the electromagnetic plate 16 to rotate counterclockwise, drives the back plate to rotate counterclockwise, after the back plate rotates about 90 degrees, the first motor 12 and the electromagnetic plate 16 are turned off, then the above steps are repeated, thereby completing the grinding of the front and rear end surfaces of the back plate.

[0044] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A mechanical processing and trimming device for a refrigerator back panel, comprising a frame (1), characterized in that: A rotation reversing assembly is provided at the middle position of the bottom of the frame (1), a clamping assembly is provided at the top of the frame (1) and at the front and back of the rotation reversing assembly, and a support column (2) is fixedly connected to one side of the top of the frame (1), a longitudinal adjustment assembly is provided on the support column (2), a transverse adjustment assembly is provided at the bottom of the longitudinal adjustment assembly, two first electric telescopic rods (3) are symmetrically provided at the bottom of the transverse adjustment assembly, the telescopic ends of the first electric telescopic rods (3) are fixedly connected to a support frame (4), and a grinding assembly and a support assembly are provided on the support frame (4); The support assembly comprises a fixed plate (5) fixedly mounted on the bottom of the support frame (4); a plurality of telescopic rods (6) are provided on the inner wall of the fixed plate (5); the other end of the telescopic rod (6) is fixedly connected to a U-shaped plate (7); a plurality of rollers (8) are rotatably mounted inside the U-shaped plate (7); and a spring (9) is fixedly connected between one side of the inner wall of the fixed plate (5) and one side of the U-shaped plate (7) and on the outer surface of the telescopic rod (6).

2. The mechanical processing and trimming device for a refrigerator back panel according to claim 1, characterized in that: The rotary reversing assembly comprises a mounting frame (10) fixedly mounted on the bottom of the frame (1), a partition (11) is provided between two sides of the inner wall of the mounting frame (10), a first motor (12) is fixedly mounted on the partition (11), an output end of the first motor (12) is fixedly connected to a driving gear (13), an outer surface of the driving gear (13) is meshed with a driven gear (14), a support rod (15) is fixedly connected to the center position of the driven gear (14), and the other end of the support rod (15) is fixedly connected to an electromagnetic plate (16).

3. The mechanical processing and trimming device for a refrigerator back panel according to claim 1, characterized in that: The clamping assembly comprises two support plates (17) fixedly mounted on the top of the frame (1), a second electric telescopic rod (18) being fixedly mounted on the support plates (17), and a push plate (19) being fixedly connected to the telescopic end of the second electric telescopic rod (18).

4. The mechanical processing and trimming device for a refrigerator back panel according to claim 1, characterized in that: The longitudinal adjustment assembly comprises a first slide rail (20) fixedly mounted on one end of the support column (2); a second motor (21) is fixedly mounted on one end of the first slide rail (20); an output end of the second motor (21) is fixedly connected to a threaded rod (22); an outer surface of the threaded rod (22) is threadedly connected to a T-shaped slider (23); and the T-shaped slider (23) is slidably mounted inside the first slide rail (20).

5. The mechanical processing and trimming device for a refrigerator back panel according to claim 4, characterized in that: The lateral adjustment assembly includes a second slide rail (24) fixedly mounted on the bottom of the T-shaped slide block (23), a third motor (25) fixedly mounted on one end of the second slide rail (24), a bidirectional lead screw (26) fixedly mounted on the output end of the third motor (25), two rectangular slide blocks (27) threadedly connected to the outer surface of the bidirectional lead screw (26), and the two rectangular slide blocks (27) are slidably mounted inside the second slide rail (24), and the rectangular slide block (27) is fixedly connected to the first electric telescopic rod (3).

6. The mechanical processing and trimming device for a refrigerator back panel according to claim 1, characterized in that: The grinding assembly comprises a fourth motor (28) fixedly mounted inside the support frame (4), and an output end of the fourth motor (28) is fixedly connected to a grinding wheel (29).

7. The mechanical processing and trimming device for a refrigerator back panel according to claim 6, characterized in that: A rectangular hole is provided in the middle of the fixing plate (5), and the size of the rectangular hole is set corresponding to the grinding wheel (29).

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