Polishing device for plastic mold machining

Abstract

The utility model discloses a polishing device for plastic mould processing, which belongs to the technical field of polishing equipment and comprises a worktable, a collecting tank for collecting waste is arranged at the top end of the worktable, a plurality of through holes are arranged on the inner side of the collecting tank, and an inclined limiting plate is fixedly connected to the inner side of the worktable. A water tank with a liquid level window is welded to the side face of the workbench, the side face of the water tank communicates with a liquid pump, the water outlet end of the liquid pump communicates with a water conveying pipe connected with the spray head, a filter screen is installed on the inner side of the water tank, a sliding rod used for auxiliary adjustment is installed on the vertical inner side of the water tank, and a sliding block is slidably connected to the periphery of the sliding rod. A cleaning brush for cleaning the filter screen is installed at the bottom end of the sliding block, and the top end of the sliding block penetrates through a limiting groove formed in the top end of the water tank and is connected with a linkage plate. According to the grinding device for plastic mold machining, dust can be prevented, cleaning water can be recycled, and cleaning operation is more time-saving and labor-saving.

Description

Technical Field

[0001] The utility model belongs to the technical field of grinding equipment, in particular to a grinding device for processing plastic moulds. Background Art

[0002] A plastic mold is the abbreviation of a combined mold used for compression molding, extrusion molding, injection molding, blow molding and low-foaming molding. During the manufacturing process of the plastic mold, in order to ensure that the plastic mold can be demoulded smoothly when in use, and the processed plastic parts have a smooth surface, the plastic mold needs to be polished during the manufacturing process of the plastic mold. In order to increase the applicability of the existing polishing device when in use, an adjustable polishing head is used to expand the applicability of the device. Although the applicability of the device can be increased to a certain extent, dust will appear in the process of polishing the plastic mold, and the floating dust makes the subsequent cleaning operation more time-consuming and laborious.

[0003] After searching, the Chinese patent document (authorization announcement number CN211277807U) shows that the utility model discloses a grinding device for plastic mold processing, including a base and a head. The upper surface of the base is welded with an electromagnet workbench, the upper surface of the electromagnet workbench is bonded with a rubber pad, the upper surface of the base is welded with brackets on both sides, the bottom of the upper end of the bracket is welded with a hydraulic cylinder, the bottom of the hydraulic cylinder is rotatably connected with a connecting rod, the bottom of the connecting rod is rotatably connected with a motor, the grinding head includes a bottom plate, a spring, a rubber plate, and grinding sandpaper, the top of the bottom plate is threadedly connected to the bottom of the motor, the rubber plate is located below the bottom plate, a spring is fixedly connected between the rubber plate and the bottom plate, and the grinding sandpaper is bonded to the lower surface of the rubber plate. Through the electromagnet workbench, the steel plastic mold can be quickly adsorbed and fixed. Although this patent can increase the applicability of the device to a certain extent, dust will appear during the grinding process of the plastic mold, and the floating of the dust makes the subsequent cleaning operation more time-consuming and laborious. Utility Model Content

[0004] The purpose of the utility model is to provide a grinding device for plastic mold processing to solve the problems raised in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a grinding device for plastic mold processing, comprising a workbench, a processing component for grinding the plastic mold is installed on the side of the workbench, and a fixing component is installed on the side of the workbench, a collecting trough for collecting waste is provided at the top of the workbench, and a plurality of through-type through holes are provided on the inner side of the collecting trough, and an inclined limiting plate is fixedly connected to the inner side of the workbench, a sleeve is fixedly connected to the top of the limiting plate, a fixed end of an electric push rod is installed on the inner side of the sleeve, and a placing table is connected to the driving end of the electric push rod;

[0006] A water tank with a liquid level window is welded to the side of the workbench, and a liquid pump is connected to the side of the water tank, and the water outlet of the liquid pump is connected to a water pipe connected to the nozzle, a filter is installed on the inner side of the water tank, and a sliding rod for auxiliary adjustment is installed on the vertical inner side of the water tank, and a slider is slidably connected to the outer periphery of the sliding rod, and a cleaning brush for cleaning the filter is installed at the bottom end of the slider, the top of the slider passes through a limit groove arranged at the top of the water tank and is connected to a linkage plate, and a detachable collection box is connected to the side of the water tank.

[0007] Preferably, the processing assembly includes a mounting box installed on the side of the workbench, a first screw rod installed on the inner side of the mounting box, and a driving motor installed on the side of the mounting box to provide adjustment power for the first screw rod.

[0008] Preferably, the outer peripheral thread of the first screw rod is connected to an L-shaped mounting bracket, and one end of the mounting bracket located outside the mounting box is connected to a hydraulic rod, and the driving end of the hydraulic rod passes through the mounting bracket and is connected to a grinding assembly.

[0009] Preferably, the fixing assembly includes a limit box installed on the side of the workbench, a second screw rod installed on the inner side of the limit box, and a stepper motor installed on the side of the limit box to provide adjustment power for the second screw rod.

[0010] Preferably, the outer periphery of the second screw rod is threadedly connected to two symmetrical movable blocks, and an adjusting rod is welded to the top of the movable block, and the top of the adjusting rod passes through a movable groove arranged at the top of the limit box and is connected to a mounting plate.

[0011] Preferably, opposite surfaces of the two mounting plates are rotatably connected to driving shafts, and opposite surfaces of the two driving shafts are connected to fixed disks.

[0012] Preferably, a servo motor is installed on the side of the mounting plate, and the driving end of the servo motor and the outer periphery of the driving shaft are both connected with gears, and the two gears are meshedly connected.

[0013] Compared with the prior art, the technical effects and advantages of the utility model are as follows:

[0014] The polishing device for plastic mold processing benefits from the design of the liquid pump and the cleaning brush. By starting the liquid pump to supply water to the nozzle on one side of the water pipe, water is sprayed to the processing position to reduce dust. The dust-reducing water falls onto the limit plate through the through hole of the collection tank, and the cleaning water slides onto the filter screen of the water tank through the limit plate. The cleaning water is processed through the filter screen and can be reused. The sliding linkage plate drives the slider to move along the extension direction of the slide rod, thereby driving the cleaning brush to clean the filter screen. The device can not only achieve the effect of dust reduction, but also saves time and effort in cleaning operations.

[0015] Benefiting from the design of the processing component and the fixed component, the design of the processing component can facilitate the adjustment of the device, increase the application range of the device, and the design of the fixed component can facilitate the fixing plate to fix the plastic mold, ensure the accuracy of the device during processing, and can drive the fixed plastic mold to adjust, ensuring the practicality of the device.

[0016] The polishing device for plastic mold processing can not only prevent dust, but also recycle cleaning water, so that the cleaning operation is more time-saving and labor-saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the specific implementation methods of the utility model 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 utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a connection sectional view of the workbench of the utility model;

[0020] Figure 3 It is a schematic diagram of the connection structure of the processing components of the utility model;

[0021] Figure 4 It is a schematic diagram of a partial connection structure of the fixing assembly of the utility model;

[0022] Figure 5 It is a partial connection cross-sectional view of the fixing assembly of the utility model.

[0023] Description of reference numerals:

[0024] In the figure: 1. workbench; 2. water tank; 3. processing assembly; 31. drive motor; 32. installation box; 33. installation frame; 34. grinding assembly; 35. hydraulic rod; 36. first screw rod; 4. fixing assembly; 41. limit box; 42. stepping motor; 43. adjustment rod; 44. installation plate; 45. fixing plate; 46. second screw rod; 47. movable block; 48. servo motor; 49. driving shaft; 50. gear; 5. sleeve; 6. placement table; 7. collection box; 8. liquid pump; 9. linkage plate; 10. water pipe; 11. electric push rod; 12. slide rod; 13. slide block; 14. cleaning brush; 15. filter screen; 16. limit plate. DETAILED DESCRIPTION

[0025] In the following description, a large number of specific details are given to provide a more thorough understanding of the utility model. However, it is obvious to those skilled in the art that the utility model can be implemented without one or more of these details. In other examples, in order to avoid confusion with the utility model, some technical features known in the art are not described.

[0026] Unless otherwise defined, the directions of up, down, left, right, front, back, inside and outside involved in this document are based on the directions of up, down, left, right, front, back, inside and outside in the figures shown in the present utility model, and are explained here together.

[0027] The connection method can adopt existing methods such as bonding, welding, bolt connection, etc., which shall be based on actual needs. The technologies, methods and equipment known to ordinary technicians in the relevant fields may not be discussed in detail. However, where appropriate, the technologies, methods and equipment should be regarded as part of the specification, and the proportions of the devices in the drawings are for reference only and may be adjusted to a certain extent according to actual usage.

[0028] Examples, such as Figures 1 to 5 As shown, a collecting trough for collecting waste is provided at the top of the workbench 1, and a plurality of through holes are provided on the inner side of the collecting trough, and an inclined limiting plate 16 is fixedly connected to the inner side of the workbench 1. The limiting plate 16 adopts an inclined design, which can facilitate the discharge of cleaning water to the inner side of the water tank 2. The water tank 2 is connected to the workbench 1, and one end of the limiting plate 6 is overlapped at the connection between the water tank 2 and the workbench 1. A sleeve 5 is fixedly connected to the top of the limiting plate 16, and a fixed end of an electric push rod 11 is installed on the inner side of the sleeve 5. The design of the electric push rod 11 can drive the placement table 6 to rise to a certain height, so as to assist the staff in loading materials, and the driving end of the electric push rod 11 is connected to the placement table 6;

[0029] A water tank 2 with a liquid level window is welded to the side of the workbench 1, and a liquid pump 8 is connected to the side of the water tank 2. The water outlet of the liquid pump 8 is connected to a water pipe 10 connected to a nozzle. The nozzle is specifically installed at the bottom end of the mounting frame 33, so that dust can be reduced at the processing location. A filter screen 15 is installed on the inner side of the water tank 2. The filter screen 15 can clean impurities in the cleaning water so that the cleaning water can be recycled. A sliding rod 12 for auxiliary adjustment is installed on the vertical inner side of the water tank 2, and a slider 13 is slidably connected to the outer periphery of the sliding rod 12, and a cleaning brush 14 for cleaning the filter screen 15 is installed at the bottom end of the slider 13. The top end of the slider 13 passes through the limit groove arranged at the top of the water tank 2 and is connected to a linkage plate 9. A detachable collecting box 7 is connected to the side of the water tank 2. The cleaning brush 14 can clean impurities on the filter screen 15 into the collecting box 7, effectively preventing clogging.

[0030] The processing assembly 3 includes an installation box 32 installed on the side of the workbench 1, a first screw rod 36 installed on the inner side of the installation box 32, and a drive motor 31 installed on the side of the installation box 32 to provide adjustment power for the first screw rod 36. The outer peripheral thread of the first screw rod 36 is connected to an L-shaped mounting frame 33. The design of the drive motor 31 and the first screw rod 36 can drive the grinding assembly 34 to move horizontally, so that the device is easy to adjust, and the end of the mounting frame 33 located on the outside of the mounting box 32 is connected to a hydraulic rod 35, and the driving end of the hydraulic rod 35 passes through the mounting frame 33 and is connected to the grinding assembly 34. The grinding assembly 34 is an existing mature technology.

[0031] The fixing assembly 4 includes a limit box 41 installed on the side of the workbench 1, a second screw rod 46 installed on the inner side of the limit box 41, and a stepper motor 42 installed on the side of the limit box 41 to provide adjustment power for the second screw rod 46. The second screw rod 46 is a two-stage design, which can drive the two fixed plates 45 to move toward each other to achieve the fixing effect of the plastic mold. The outer periphery of the second screw rod 46 is threadedly connected to two symmetrical movable blocks 47, and the top of the movable block 47 is welded with an adjusting rod 43. The top of the adjusting rod 43 passes through the movable groove provided at the top of the limit box 41 to connect There is a mounting plate 44, and the opposite surfaces of the two mounting plates 44 are rotatably connected to the driving shaft 49, and the opposite surfaces of the two driving shafts 49 are connected to the fixed plate 45. A servo motor 48 is installed on the side of the mounting plate 44. The design of the servo motor 48 can drive the fixed plastic mold to rotate, thereby increasing the practicality of the device. The driving end of the servo motor 48 and the outer periphery of the driving shaft 49 are connected to the gear 50, and the two gears 50 are meshingly connected. The two gears 50 are of different sizes, and it is necessary to ensure that the gear 50 installed on one side of the servo motor 48 is smaller.

[0032] The drive motor 31, stepper motor 42, servo motor 48, hydraulic rod 35, liquid pump 8 and electric push rod 11 are all conventional instruments. Their working principles, sizes and models are irrelevant to the functions of the present application, so they are not described in detail. They are all controlled by a remote control switch. The control method of the present invention is controlled by a controller. The control circuit of the controller can be realized by simple programming by technicians in this field. The provision of power is also common knowledge in this field. The present invention is mainly used to protect mechanical devices. Therefore, the present invention will no longer explain the control method and circuit connection in detail, and the proportions of the drawings are for reference only and can be adjusted to a certain extent according to actual usage.

[0033] How it works

[0034] When the polishing device for plastic mold processing is used, the plastic mold to be processed is placed on the placement table 6, the electric push rod 11 is started to drive the placement table 6 to rise to a certain height, the stepping motor 42 is started to drive the two movable blocks 47 on the side of the second screw rod 46 to move toward each other, thereby driving the fixing plates 45 on the sides of the two mounting plates 44 to fix the plastic mold, and after the fixing is completed, the driving motor 31 is started to drive the mounting frame 33 on the side of the first screw rod 36 to adjust, and after the adjustment is completed, the hydraulic rod 35 is started to drive the polishing assembly 34 to descend for processing. During the processing, the liquid pump 8 is started to supply water to the nozzle on one side of the water pipe 10, so as to spray water to the processing position for dust reduction, and the dust reduction water falls onto the limit plate 16 through the through hole of the collection tank, and the cleaning water slides onto the filter screen 15 of the water tank 2 through the limit plate 16. The cleaning water is processed through the filter screen 15 and can be reused, and the sliding linkage plate 9 drives the slider 13 to move along the extension direction of the slide rod 12, thereby driving the cleaning brush 14 to clean the filter screen 15.

[0035] It should be noted that, in this article, relational terms such as one and two are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A grinding device for processing a plastic mold, comprising a workbench (1), a processing component (3) for grinding the plastic mold being installed on the side of the workbench (1), and a fixing component (4) being installed on the side of the workbench (1), characterized in that: The top of the workbench (1) is provided with a collecting trough for collecting waste, and the inner side of the collecting trough is provided with a plurality of through holes, and the inner side of the workbench (1) is fixedly connected with an inclined limiting plate (16), the top of the limiting plate (16) is fixedly connected with a sleeve (5), the inner side of the sleeve (5) is installed with a fixed end of an electric push rod (11), and the driving end of the electric push rod (11) is connected with a placing table (6); A water tank (2) with a liquid level window is welded to the side of the workbench (1), and a liquid pump (8) is connected to the side of the water tank (2), and the water outlet of the liquid pump (8) is connected to a water pipe (10) connected to the nozzle, a filter screen (15) is installed on the inner side of the water tank (2), and a slide bar (12) for auxiliary adjustment is installed on the vertical inner side of the water tank (2), and a slider (13) is slidably connected to the outer periphery of the slide bar (12), and a cleaning brush (14) for cleaning the filter screen (15) is installed at the bottom end of the slider (13), the top end of the slider (13) passes through a limit groove arranged at the top of the water tank (2) and is connected to a linkage plate (9), and a detachable collection box (7) is connected to the side of the water tank (2).

2. A grinding device for plastic mold processing according to claim 1, characterized in that: The processing assembly (3) comprises a mounting box (32) mounted on the side of the workbench (1), a first screw rod (36) mounted on the inner side of the mounting box (32), and a driving motor (31) mounted on the side of the mounting box (32) to provide regulating power for the first screw rod (36).

3. A grinding device for plastic mold processing according to claim 2, characterized in that: The outer periphery of the first screw rod (36) is threadedly connected to an L-shaped mounting frame (33), and one end of the mounting frame (33) located outside the mounting box (32) is connected to a hydraulic rod (35), and the driving end of the hydraulic rod (35) passes through the mounting frame (33) and is connected to a grinding assembly (34).

4. A grinding device for plastic mold processing according to claim 1, characterized in that: The fixing assembly (4) comprises a limit box (41) mounted on the side of the workbench (1), a second screw rod (46) mounted on the inner side of the limit box (41), and a stepping motor (42) mounted on the side of the limit box (41) to provide adjustment power for the second screw rod (46).

5. A grinding device for plastic mold processing according to claim 4, characterized in that: The outer periphery of the second screw rod (46) is threadedly connected to two symmetrical movable blocks (47), and an adjusting rod (43) is welded to the top of the movable block (47). The top of the adjusting rod (43) passes through a movable groove arranged at the top of the limit box (41) and is connected to a mounting plate (44).

6. A grinding device for plastic mold processing according to claim 5, characterized in that: The opposite surfaces of the two mounting plates (44) are both rotatably connected to a driving shaft (49), and the opposite surfaces of the two driving shafts (49) are both connected to a fixed disk (45).

7. A grinding device for plastic mold processing according to claim 6, characterized in that: A servo motor (48) is installed on the side of the installation plate (44), and a gear (50) is connected to the driving end of the servo motor (48) and the outer periphery of the driving shaft (49), and the two gears (50) are meshedly connected.

Images