Injection mold surface grinding machine

Abstract

The utility model relates to the technical field of surface grinding machine equipment, and provides an injection mold surface grinding machine which comprises a box body, a box door is hinged to the front end of the box body, a protective shell is fixedly connected to the top end of the box body, a protective door is hinged to the front end of the protective shell, and an observation window is fixedly connected to the protective door. Two sets of first electric telescopic rods are fixedly connected to the top end of the inner wall of the protective shell, mounting blocks are fixedly connected to the output ends of the first electric telescopic rods, a fixing frame is arranged between the two sets of mounting blocks, and a second electric motor is driven to drive the fixing frame to turn over to drive the whole mold to turn over; workers do not need to manually adjust the mold, the working efficiency of the equipment is improved, the workload of the workers is reduced, chippings generated by grinding are collected and prevented from splashing by arranging a spray head and a protective shell, the working environment and safety of a grinding workshop are improved, and the accident occurrence probability is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the plane grinding machine equipment technical field, specifically related to a plane grinding machine for injection mould. BACKGROUND

[0002] The plane grinding machine is a kind of grinding machine. It is mainly used to grind workpiece by rotating grinding wheel to make it reach the required flatness. According to the shape of the workbench, it can be divided into rectangular workbench and circular workbench. The main parameters of rectangular workbench plane grinding machine are the width and length of the workbench. The main parameters of circular workbench are the diameter of the workbench surface. According to the different shafts, it can be divided into horizontal shaft and vertical shaft grinding machine.

[0003] Chinese patent CN219444613U provides a mold plane grinding machine, which uses the magnetic force of electromagnetic chuck and bearing assembly to fix small mold workpieces in double safety, improving the firmness. It includes a box body, an electric turntable, a speed reducer motor, an electromagnetic chuck, a groove, a positioning rod and a sealing door. The box body is internally provided with a chamber. The sealing door is movably arranged at the front end of the box body. However, the above-mentioned equipment can only polish one side of the mold. After polishing, the staff needs to manually turn over the mold to polish the other side, which leads to a large amount of work for the staff. Moreover, there is no protective device. Some debris generated during mold polishing may splash, which may harm the health of the staff.

[0004] Therefore, the utility model provides a plane grinding machine for injection mould to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model provides a plane grinding machine for injection mould. After polishing one side, the first electric telescopic rod is driven to move the fixed frame to the appropriate height, then the second electric motor is driven to rotate the fixed frame by 180°, and then the first electric telescopic rod is driven to make the fixed frame adhere to the box body to polish the back of the mold. The protective shell is set to prevent debris generated during polishing from splashing into the workshop. The spray head is set to reduce dust at the polishing position. Part of the debris is mixed with cooling liquid and flows into the box body for collection, solving the problems in the related technology.

[0006] The technical scheme of the utility model is as follows:

[0007] A plane grinding machine for injection mould includes a box body. A box door is hingedly connected to the front end of the box body. A protective shell is fixedly connected to the top end of the box body. A protective door is hingedly connected to the front end of the protective shell. An observation window is fixedly connected to the protective door. Two groups of first electric telescopic rods are fixedly connected to the inner wall top end of the protective shell. An installation block is fixedly connected to the output end of the first electric telescopic rod. A fixed frame is arranged in the middle of the two groups of installation blocks.

[0008] Optionally, the front and rear ends of the fixed frame are threadedly connected with first threaded rods, one end of the first threaded rod is rotatably connected with a clamping plate through the fixed frame, and first limiting rods are symmetrically arranged on the two sides of the first threaded rod and are slidably connected to the fixed frame, and one end of the first limiting rod is fixedly connected to the clamping plate through the fixed frame.

[0009] Optionally, the left and right ends of the fixed frame are fixedly connected with fixed rods, and one end of the fixed rods away from the fixed frame is rotatably connected with the mounting block, and a driven gear is fixedly connected to one of the fixed rods.

[0010] Optionally, a second electric motor is fixedly connected to one of the mounting blocks, a half-tooth gear is fixedly connected to the output end of the second electric motor, and the half-tooth gear is meshingly connected with the driven gear.

[0011] Optionally, a plurality of groups of through holes are formed in the top end of the box body, an L-shaped support is fixedly connected to the top end of the box body, a second electric telescopic rod is installed on the L-shaped support, and a bearing plate is fixedly connected to the output end of the second electric telescopic rod.

[0012] Optionally, second limiting rods are arranged on the two sides of the second electric telescopic rod, the second limiting rods are slidably connected to the L-shaped support, and the bottom end of the second limiting rod is fixedly connected to the bearing plate.

[0013] Optionally, a third electric motor is installed on the bearing plate, a rotating block is fixedly connected to the output end of the third electric motor through the bearing plate, a polishing disc is clamped to the bottom end of the rotating block, two mounting plates are fixedly connected to the top end of the bearing plate, a spray head is installed at the bottom end of the mounting plate, a flexible hose is fixedly connected to the top end of the spray head, and the other end of the flexible hose is fixedly connected to the protective shell.

[0014] Optionally, a collecting box is slidably connected to the box body, a filter screen is fixedly connected to the top end of the collecting box, a first electric motor is fixedly connected to one side of the box body, a second threaded rod is fixedly connected to the output end of the first electric motor and rotatably connected to the box body, a cleaning brush is threadedly connected to the second threaded rod, the top end of the cleaning brush is tightly attached to the inner wall of the top end of the box body, and the bottom end of the cleaning brush is tightly attached to the top end of the filter screen.

[0015] The working principle and beneficial effects of the utility model are as follows:

[0016] 1. In the utility model, the fixed frame is driven to overturn by the second electric motor, the mold is driven to overturn as a whole, manual adjustment of the mold by the staff is not needed, the working efficiency of the equipment is improved, and the workload of the staff is reduced.

[0017] 2. The utility model discloses, through being provided with the spray head and the protection shell, the debris that polishes produces is collected and prevents the debris splashing, and it is favorable to improve the working environment and security of polishing workshop, reduce the probability of accident. BRIEF DESCRIPTION OF DRAWINGS

[0018] The above-mentioned features, technical characteristics, advantages and implementation modes of the utility model will be further explained in a clear and understandable manner in combination with the preferred embodiments and the drawings.

[0019] Figure 1 It is the structure front view of the utility model;

[0020] Figure 2 It is the partial structure schematic view of the utility model;

[0021] Figure 3 It is the utility model Figure 2 The enlarged schematic view of A area structure in the utility model;

[0022] Figure 4 It is the structure section view of the utility model;

[0023] Figure 5 It is the utility model Figure 4 The enlarged schematic view of B area structure in the utility model.

[0024] In the drawing: 1, box body;2, box door;3, protection shell;4, protection door;5, observation window;6, flexible hose;7, first electric motor;8, through -hole;9, L-shaped pillar;10, first electric telescopic rod;11, mounting block;12, fixed frame;13, first threaded rod;14, clamping plate;15, first limit rod;16, fixed rod;17, driven gear;18, half-tooth gear;19, second electric motor;20, second threaded rod;21, cleaning brush;22, collection box;23, filter screen;24, second electric telescopic rod;25, bearing plate;26, third electric motor;27, mounting plate;28, spray head;29, rotating block;30, polishing disc;31, second limit rod. DETAILED DESCRIPTION

[0025] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the specific implementation mode of the utility model will be explained below with reference to the drawings. Obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creating creative labor, and other implementation modes can be obtained.

[0026] For the sake of simplicity of the drawings, only the parts related to the utility model are shown in the drawings, which do not represent the actual structure of the product. In addition, in order to make the drawings simple and easy to understand, in some drawings, only one of the parts with the same structure or function is shown, or only one of them is marked. In this text, "one" not only means "only one", but also means "more than one", and "several" includes "two" and "more than two".

[0027] In this text, it is necessary to point out that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral connection; it can be mechanical connection, or electrical connection; it can be direct connection, or indirect connection through intermediate medium, or internal communication of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0028] In addition, in the description of the present application, the terms "first", "second" and the like are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0029] Example 1

[0030] Reference Figures 1-3For the first embodiment of the utility model, propose a kind of injection mold plane grinding machine, including box 1, the front end of box 1 is hinged with box door 2, the top of box 1 is fixedly connected with protective shell 3, the front end of protective shell 3 is hinged with protective door 4, protective door 4 is fixedly connected with observation window 5, the inner wall top of protective shell 3 is fixedly connected with two groups of first electric telescopic rod 10, the noise and chip generated by setting protective shell 3 and protective door 4 are blocked, it is favorable to protect the working environment of staff, the output end of first electric telescopic rod 10 is fixedly connected with mounting block 11, and fixed frame 12 is provided in the middle of two groups of mounting block 11;The height of fixed frame 12 is adjusted by driving first electric telescopic rod 10 to drive mounting block 11 to move along vertical direction, the front and rear ends of fixed frame 12 are all threadedly connected with first threaded rod 13, one end of first threaded rod 13 is rotatably connected with clamping plate 14 by passing through fixed frame 12, and first limiting rod 15 is symmetrically arranged on the two sides of first threaded rod 13, first limiting rod 15 is slidably connected on fixed frame 12, and one end of first limiting rod 15 is fixedly connected with clamping plate 14 by passing through fixed frame 12;Two groups of clamping plate 14 are close to each other by rotating first threaded rod 13 to fix the grinding piece, it is favorable to keep clamping plate 14 to move stably along horizontal direction by setting first limiting rod 15, the left and right ends of fixed frame 12 are all fixedly connected with fixed rod 16, one end of two groups of fixed rod 16 away from fixed frame 12 is rotatably connected with mounting block 11, and driven gear 17 is fixedly connected on one group of fixed rod 16;One group of mounting block 11 is fixedly connected with second electric motor 19, and the output end of second electric motor 19 is fixedly connected with half-tooth gear 18, half-tooth gear 18 is meshingly connected with driven gear 17, half-tooth gear 18 is rotated by driving second electric motor 19 to rotate, and fixed frame 12 is rotated by driving driven gear 17 to rotate, so that the back of the grinding piece is turned over and the back of the mold is ground.

[0031] In the embodiment, the noise and chip generated by setting protective shell 3 and protective door 4 are blocked, it is favorable to protect the working environment of staff, half-tooth gear 18 is rotated by driving second electric motor 19 to rotate, and fixed frame 12 is rotated by driving driven gear 17 to rotate, so that the back of the grinding piece is turned over and the back of the mold is ground, it is favorable to improve the grinding efficiency of the equipment, without manual turning over by staff, two groups of clamping plate 14 are close to each other by rotating first threaded rod 13 to fix the grinding piece, it is favorable to keep clamping plate 14 to move stably along horizontal direction, and it is favorable to fix a variety of different molds.

[0032] Embodiment 2

[0033] Refer to Figures 4-5For the second embodiment of the utility model, this embodiment is different from the first embodiment: the top of the box 1 is provided with a plurality of groups of uniformly distributed through holes 8, the through holes 8 are convenient for collecting the debris generated by polishing into the inside of the box 1, the top of the box 1 is fixedly connected with an L-shaped support 9, a second electric telescopic rod 24 is installed on the L-shaped support 9, and the output end of the second electric telescopic rod 24 is fixedly connected with a bearing plate 25; the height of the bearing plate 25 is adjusted by driving the second electric telescopic rod 24, second limit rods 31 are arranged on the two sides of the second electric telescopic rod 24 respectively, the second limit rods 31 are slidably connected on the L-shaped support 9, and the bottom end of the second limit rod 31 is fixedly connected with the bearing plate 25; the second limit rods 31 are beneficial to keeping the stable lifting of the bearing plate 25, a third electric motor 26 is installed on the bearing plate 25, a rotating block 29 is fixedly connected to the output end of the third electric motor 26 through the bearing plate 25, a polishing disc 30 is clamped to the bottom end of the rotating block 29, the rotating block 29 is driven to rotate by driving the third electric motor 26, the polishing disc 30 is driven to polish the mold, the top of the bearing plate 25 is fixedly connected with two groups of mounting plates 27, a spray head 28 is installed at the bottom end of the mounting plate 27, the top of the spray head 28 is fixedly connected with a flexible hose 6, and the other end of the flexible hose 6 is fixedly connected with the protective shell 3; the flexible hose 6 is convenient for conveying the cooling liquid into the spray head 28 to cool the polishing position, and can collect the debris to prevent splashing, which is beneficial to improving the working environment, protecting the health of workers and reducing the probability of accidents, a collecting box 22 is slidably connected to the box 1, a filter screen 23 is fixedly connected to the top of the collecting box 22, a first electric motor 7 is fixedly connected to one side of the box 1, a second threaded rod 20 is fixedly connected to the output end of the first electric motor 7, the second threaded rod 20 is rotatably connected to the box 1, a cleaning brush 21 is threadedly connected to the second threaded rod 20, the top of the cleaning brush 21 is tightly attached to the top inner wall of the box 1, the bottom end of the cleaning brush 21 is tightly attached to the top of the filter screen 23, the cleaning brush 21 is driven to reciprocate along the horizontal direction to clean the through holes 8 and the filter screen 23 by driving the first electric motor 7 to drive the second threaded rod 20 to rotate, preventing the debris from blocking the mesh holes to affect the circulation of the cooling liquid, and the brush head of the cleaning brush 21 is made of flexible plastic and can be inserted into the inside of the through holes 8.

[0034] In the embodiment, the rotating block 29 is driven to rotate by driving the third electric motor 26, the polishing disc 30 is driven to polish the mold, the flexible hose 6 is convenient for conveying the cooling liquid into the spray head 28 to cool the polishing position, and can collect the debris to prevent splashing, which is beneficial to improving the working environment, protecting the health of workers and reducing the probability of accidents.

[0035] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application, and they should be covered in the scope of the claims of the present application.

Claims

1. A surface grinder for injection molds, comprising a housing (1), a door (2) hinged to the front end of the housing (1), a protective shell (3) fixedly connected to the top end of the housing (1), a protective door (4) hinged to the front end of the protective shell (3), and an observation window (5) fixedly connected to the protective door (4), characterized in that, The inner wall top of the protective shell (3) is fixedly connected with two groups of first electric telescopic rods (10), the output end of the first electric telescopic rod (10) is fixedly connected with a mounting block (11), and the middle of the two groups of mounting blocks (11) is provided with a fixed frame (12).

2. A planar injection mold grinder as defined in claim 1, wherein, The front and rear ends of the fixed frame (12) are both threadedly connected with first threaded rods (13), one end of the first threaded rod (13) is rotatably connected with a clamping plate (14) penetrating through the fixed frame (12), and first limiting rods (15) are symmetrically arranged on the two sides of the first threaded rod (13). The first limiting rod (15) is slidably connected to the fixed frame (12), and one end of the first limiting rod (15) is fixedly connected with the clamping plate (14) penetrating through the fixed frame (12).

3. A planar injection mold grinder as defined in claim 1, wherein, The left and right ends of the fixed frame (12) are both fixedly connected with fixed rods (16), the ends away from the fixed frame (12) of the two groups of fixed rods (16) are rotatably connected with the mounting blocks (11), and a driven gear (17) is fixedly connected to one group of fixed rods (16).

4. A planar injection mold grinder as defined in claim 1, wherein, One group of the mounting blocks (11) is fixedly connected with a second electric motor (19), the output end of the second electric motor (19) is fixedly connected with a half-tooth gear (18), and the half-tooth gear (18) is meshedly connected with the driven gear (17).

5. A planar injection mold grinder as defined in claim 1, wherein, The top of the box body (1) is provided with a plurality of groups of uniformly distributed through holes (8), and the top of the box body (1) is fixedly connected with an L-shaped support (9). A second electric telescopic rod (24) is installed on the L-shaped support (9), and the output end of the second electric telescopic rod (24) is fixedly connected with a bearing plate (25).

6. A planar injection mold grinder as defined in claim 5, wherein, The two sides of the second electric telescopic rod (24) are respectively provided with second limiting rods (31), the second limiting rods (31) are slidably connected to the L-shaped support (9), and the bottom end of the second limiting rod (31) is fixedly connected with the bearing plate (25).

7. A planar injection mold grinder as defined in claim 5, wherein, A third electric motor (26) is installed on the bearing plate (25), the output end of the third electric motor (26) is fixedly connected with a rotating block (29) penetrating through the bearing plate (25), the bottom end of the rotating block (29) is clamped with a polishing disc (30), the top of the bearing plate (25) is fixedly connected with two groups of mounting plates (27), the bottom end of the mounting plate (27) is provided with a spray head (28), the top of the spray head (28) is fixedly connected with a flexible hose (6), and the other end of the flexible hose (6) is fixedly connected with the protective shell (3).

8. A planar injection mold grinder as defined in claim 1, wherein, A collecting box (22) is slidably connected to the box body (1), the top of the collecting box (22) is fixedly connected with a filter screen (23), one side of the box body (1) is fixedly connected with a first electric motor (7), the output end of the first electric motor (7) is fixedly connected with a second threaded rod (20), the second threaded rod (20) is rotatably connected to the box body (1), a cleaning brush (21) is threadedly connected to the second threaded rod (20), the top of the cleaning brush (21) is tightly attached to the inner wall of the top of the box body (1), and the bottom end of the cleaning brush (21) is tightly attached to the top of the filter screen (23).

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