Grinding machine for processing agricultural machinery parts based on self-collection function

Abstract

The application relates to the technical field of industrial mother machines, and discloses a grinding machine for processing agricultural mechanical parts based on a self-collection function, which comprises a rack, a grinding frame arranged above the rack, a grinding mechanism arranged on the grinding frame and a cooling liquid spray pipe arranged on the side of the grinding mechanism; clamps are movably arranged on the two sides of the upper end of the rack, a profiling groove matched with a workpiece is arranged at the close end of the two clamps, and a guide mechanism for driving the clamps to open and close is arranged at the far end of the two clamps. The grinding machine for processing agricultural mechanical parts based on the self-collection function realizes automatic clamping, displacement, grinding and automatic discharging of the workpiece through the clamps matched with the guide mechanism, and the residual grinding dust can be completely removed through the reflushing of the cooling liquid when the workpiece is reset after discharging, so that the problems of the decrease of positioning accuracy and the scratching of the workpiece surface caused by the accumulation of the clamps are fundamentally solved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of industrial mother machines, in particular to a grinding machine for agricultural mechanical part machining based on a self-collection function. BACKGROUND

[0002] In the field of agricultural machinery manufacturing, after key parts are cast or initially processed, burrs, oxide skins, size allowances and micro defects exist on the surfaces of the key parts, in order to ensure the assembly precision of the parts, the wear resistance and fatigue strength during service, and reduce the operation resistance, high-precision sizes and good surface smoothness must be obtained through grinding processing, therefore, the grinding machine has become an indispensable finishing equipment in the production line of the parts.

[0003] However, the existing grinding machine often has certain limitations when grinding parts. First, the traditional equipment usually needs independent driving sources to control the clamping, feeding displacement and discharging action of the workpiece after processing, which leads to multiple power sources, high cost and low coordination efficiency. Second, after repeatedly clamping the workpiece, the recesses and gaps of the clamp are easy to store the metal chips generated during grinding. It is not convenient to clean and maintain. These residual chips not only pollute the subsequent workpiece, but also interfere with the accurate positioning of the workpiece, even scratch the processed surface, which seriously affects the stability of the processing quality and the production efficiency. SUMMARY

[0004] The technical problem to be solved by the application is that the existing technology has the shortcomings of complex structure, low efficiency and difficult cleaning of the clamp due to multiple driving sources, which seriously affects the processing quality and production efficiency. Therefore, the application provides a grinding machine for agricultural mechanical part machining based on a self-collection function.

[0005] To achieve the above purpose, the application adopts the following technical scheme: a grinding machine for agricultural mechanical part machining based on a self-collection function, comprising a rack, a grinding frame arranged above the rack, a grinding mechanism arranged on the grinding frame and a cooling liquid spray pipe arranged on the side of the grinding mechanism.

[0006] Two clamps are movably arranged on the two sides of the upper end of the rack, and a profiling groove matched with the workpiece is arranged at the end close to the two clamps. The end away from the two clamps is provided with a guide mechanism for driving the opening and closing of the clamp.

[0007] The guiding mechanism comprises a traction plate arranged at the distal end of the two clamps, a second straight slot is arranged on the side of the upper end of the frame close to the clamp, a first straight slot is arranged on the side of the upper end of the frame away from the clamp, the two ends of the second straight slot and the first straight slot are communicated through an inclined chute, a right-angle step is arranged at one end of the first straight slot and one end of the chute close to the first straight slot, a guiding slope corresponding to the right-angle step is arranged at the other end of the first straight slot and the end of the other chute close to the first straight slot, a fixing cylinder is arranged on the traction plate, a guide shaft for guiding the first straight slot, the second straight slot and the inclined chute is movably arranged at the bottom of the fixing cylinder, a second elastic member is arranged at the top end of the guide shaft, and a driving mechanism for driving the overall displacement of the traction plate and the clamp is arranged on the polishing frame.

[0008] Preferably, one end of the frame is provided with a workpiece falling slot for the falling of the workpiece, and a first collection box corresponding to the workpiece falling slot is arranged below the frame.

[0009] Preferably, one end of the frame is provided with a waste liquid falling slot for the falling of the waste cooling liquid, a filter plate communicated with the waste liquid falling slot is arranged at the bottom of the frame, and a second collection box is arranged below the filter plate.

[0010] Preferably, the side of the filter plate is provided with an inclined inclined guide plate corresponding to the waste liquid falling slot.

[0011] Preferably, a guide frame is movably connected to the upper end of the frame, the two clamps are movably connected to the outer ends of the two ends of the guide frame, a push plate corresponding to the profiling groove is mounted at the end of the guide frame, a through groove corresponding to the profiling groove is arranged through the clamp, and the push plate is movably connected to the inner side of the through groove.

[0012] Preferably, a magnetic rod corresponding to the filter plate is arranged on the inner side of the frame, and the magnetic rod is used for removing metal scraps.

[0013] Preferably, non-magnetic connecting rods are mounted at the two ends and the middle of the magnetic rod, a collection groove corresponding to the connecting rod is arranged at the top of the filter plate, a cleaning ring is movably sleeved on the magnetic rod, a driving frame extending into one of the waste liquid falling slots is arranged at the upper end of the cleaning ring, a first elastic member for resetting the driving frame is arranged on one side of the upper end of the driving frame, a guide roller is arranged at the top end of the driving frame, a driving plate corresponding to the guide roller is arranged at the bottom of the clamp, and the driving plate is used for pushing the overall displacement of the driving frame and the cleaning ring.

[0014] Preferably, a guide rod is arranged on the inner side of the waste liquid falling slot corresponding to the driving frame, and the upper end of the driving frame is movably sleeved on the guide rod.

[0015] Preferably, the driving mechanism comprises a traction frame movably connected to the upper end of the clamp, a lead screw is rotatably arranged on the side of the polishing frame, the upper end of the traction frame is threadedly connected to the lead screw, and the lead screw is driven to rotate by a motor.

[0016] Preferably, the sidewall of the contour groove is provided with a flexible pad.

[0017] The technical effects and advantages of this invention are as follows:

[0018] In this invention, the automatic clamping, displacement, grinding, and unloading of workpieces are achieved through the combination of a fixture and a guiding mechanism. Moreover, when the workpiece is reset after unloading, residual grinding debris can be thoroughly removed by rinsing with coolant. This fundamentally solves the problems of decreased positioning accuracy and workpiece surface scratches caused by debris accumulation in the fixture, greatly improving the integration of the equipment and production efficiency. A compact mechanical structure replaces multiple independent drive sources, significantly reducing manufacturing costs and equipment complexity.

[0019] In this invention, the magnetic rod, cleaning ring, collection groove, connecting rod, drive frame, guide roller, drive plate, and first elastic element work together to remove and collect metal shavings. The cleaning and collection of metal shavings is automatically achieved by the displacement action of the clamp, which is practical, convenient, and improves efficiency. Attached Figure Description

[0020] The disclosure of this invention is illustrated with reference to the accompanying drawings. It should be understood that the drawings are for illustrative purposes only and are not intended to limit the scope of protection of this invention. In the drawings, the same reference numerals are used to refer to the same parts:

[0021] Figure 1 This is a schematic diagram of the structure of the present invention;

[0022] Figure 2 This is a schematic diagram of the structure of the grinding frame and the machine frame in their disassembled state.

[0023] Figure 3 For the present invention Figure 2 A structural diagram from the other end of the structure;

[0024] Figure 4 For the present invention Figure 2 A structural diagram from the bottom perspective;

[0025] Figure 5 This is a schematic diagram of the fixture of the present invention in its unassembled state;

[0026] Figure 6 For the present invention Figure 5 A schematic diagram of the structure with the fixtures combined.

[0027] Figure 7 This is a schematic diagram of the disassembled structure of the clamp, magnetic rod, collection tank, and frame of the present invention.

[0028] Figure 8The specific structure diagram of the magnetic rod, the collecting groove and the driving frame of the present application;

[0029] Figure 9 The structure diagram of the clamp holding the workpiece of the present application;

[0030] Figure 10 The structure diagram of the clamp holding the workpiece of the present application; Figure 9 The structure diagram of the bottom perspective view of the present application;

[0031] Figure 11 The structure diagram of the clamp holding the workpiece of the present application;

[0032] Figure 12 The structure diagram of the clamp, the guide frame and the guide shaft of the present application in the disassembled state;

[0033] Figure 13 The specific structure diagram of the inner side of the first straight groove, the second straight groove and the inclined groove of the present application.

[0034] Legend: 1, frame; 2, polishing frame; 3, traction frame; 4, first collecting box; 5, second collecting box; 6, lifting device; 7, polishing mechanism; 8, inclined guide plate; 9, traction plate; 10, clamp; 11, collecting groove; 12, connecting rod; 13, screw rod; 14, right-angle step; 15, cooling liquid spray pipe; 16, workpiece falling groove; 17, waste liquid falling groove; 18, filter plate; 19, first straight groove; 20, second straight groove; 21, inclined groove; 22, magnetic rod; 23, cleaning ring; 24, driving frame; 25, guide roller; 26, guide rod; 27, first elastic member; 28, profiling groove; 29, guide frame; 30, fixed cylinder; 31, driving plate; 32, push plate; 33, guide shaft; 34, second elastic member; 35, through groove; 36, guide slope. DETAILED DESCRIPTION

[0035] It is easy to understand that those skilled in the art can propose a plurality of structure modes and implementation modes which can be replaced with each other without changing the essential spirit of the present application. Therefore, the following detailed description and the accompanying drawings are only exemplary description of the technical solution of the present application, and should not be regarded as the whole or as the limitation or restriction of the technical solution of the present application.

[0036] Reference Figures 1-3 , Figures 5-6 , Figures 9-13The utility model discloses a kind of grinding machines for processing agricultural machinery parts based on self-collection function, including rack, the polishing frame being set to the upper of rack, polishing mechanism and the cooling liquid spray pipe being set to the side of polishing mechanism are set to polishing frame, polishing mechanism includes polishing motor and the polishing abrasive wheel rotated by polishing motor, polishing frame upper end is provided with for driving polishing mechanism lifting lifting device, lifting device is preferably air cylinder or hydraulic cylinder, cooling liquid spray pipe is two, and it is set to the two sides of polishing mechanism, it is set to be inclined downward, one end of cooling liquid spray pipe is connected with cooling liquid supply source, the upper end of rack is concave downward, the inside of the upper end of rack movably is provided with guide frame, the inside of the upper end of rack side is provided with guide rail corresponding with guide frame, guide frame end and guide rail movably connect, the outside of both ends of guide frame is movably provided with clamp, the end of two clamps close to each other is provided with with the profiling groove of workpiece adaptation, the side wall of profiling groove is provided with flexible pad, flexible pad is preferably rubber pad, can avoid clamping damage workpiece, the end of two clamps far away from each other is provided with for driving clamping opening and closing guide mechanism, as a preferred embodiment, guide mechanism includes setting in the end of two clamps far away from each other traction plate, the end of two traction plates far away from each other is overlapped on the edge of rack, the side of the upper end of rack side close to clamp is provided with second straight groove, the side far away from clamp is provided with with the first straight groove parallel with second straight groove and length greater than second straight groove, the both ends of second straight groove and first straight groove are communicated by inclined inclined groove, inclined groove, first straight groove, second straight groove form trapezoidal structure, the end of first straight groove and one end of another inclined groove close to first straight groove are provided with right angle step, the other end of first straight groove and another inclined groove close to first straight groove are provided with with the guide slope corresponding with right angle step, fixed cylinder is set on traction plate, fixed cylinder bottom movably is provided with for with first straight groove, second straight groove, inclined groove movable guide guide shaft, and the top of guide shaft is provided with second elastic piece, when guide shaft is located in the inside of second straight groove, two clamps are clamped to workpiece, when guide shaft is located in the inside of first straight groove, two clamps are separated state, polishing frame is provided for driving traction plate, driving mechanism of the overall displacement of clamp, driving mechanism includes the traction frame movably connected on the upper end of clamp, specifically, guide rail is set on the upper end of traction plate, one end of traction frame and guide rail movably connect, the inside of the side of polishing frame upper end is rotatably provided with screw rod, the upper end of traction frame is screw-connected on screw rod, screw rod is rotated by motor, and screw rod is a pair, respectively for driving two traction frames displacement, two screw rods one end realizes synchronous rotation through gear set or belt pulley, belt.

[0037] As Figures 10-12As shown, in order to facilitate the workpiece to fall down smoothly when the clamp is separated, a push plate corresponding to the profiling groove is installed at the end of the guide frame, a through groove corresponding to the profiling groove is provided on the clamp, one end of the push plate is movably connected to the inner side of the through groove, the push plate is hidden in the through groove when clamping, and relative displacement occurs between the push plate and the clamp when the clamp is separated, so as to avoid the workpiece from following the displacement of the clamp and ensure that the workpiece is pushed down by the push plate.

[0038] As shown in Figure 1 , Figure 3 , Figure 5 , Figure 6 , one end of the rack is provided with a workpiece falling groove for workpiece falling, and a first collection box corresponding to the workpiece falling groove is arranged below the rack, and the polished workpiece can fall into the first collection box for collection when the clamp is displaced to the limit distance.

[0039] As shown in Figures 1-8 , Figure 10 , one end of the rack is provided with a waste liquid falling groove for waste cooling liquid falling, a filter plate is arranged below the rack and communicates with the waste liquid falling groove, a second collection box is arranged below the filter plate, an inclined guide plate is arranged at the side of the filter plate and is inclined and corresponds to the waste liquid falling groove, the inclined guide plate facilitates the concentration of waste water and metal chips to the filter plate, in order to realize the concentrated collection of metal chips, a magnetic rod corresponding to the filter plate is arranged on the inner side of the rack, the magnetic rod is used for attracting and removing metal chips, non-magnetic connecting rods are installed at both ends and the middle of the magnetic rod, the connecting rods have the same diameter as the magnetic rod and smooth transition on the surface, a collection groove corresponding to the connecting rods is arranged on the top of the filter plate, a cleaning ring is movably sleeved on the magnetic rod, a driving frame extending into one of the waste liquid falling grooves is arranged on the upper end of the cleaning ring, a first elastic member for resetting the driving frame is arranged on one side of the upper end of the driving frame, the first elastic member is preferably a spring, a guide rod is arranged on the inner side of the waste liquid falling groove corresponding to the driving frame, the upper end of the driving frame and the first elastic member are movably sleeved on the guide rod, which can increase the stability, a guide roller is rotatably arranged at the top end of the driving frame, a driving plate corresponding to the guide roller is arranged at the bottom of the clamp, the driving plate is used for pushing the driving frame and the cleaning ring to displace as a whole, when the guide shaft reaches one end of the first straight groove, the driving plate is located on one side of the guide roller, when the guide shaft enters the inclined groove, the clamp can push the guide roller to displace through the driving plate, and then the guide roller drives the driving frame and the cleaning ring to displace as a whole, so that the metal chips on the magnetic rod are scraped to the connecting rod area and then fall into the collection groove for collection. The plurality of collection grooves are integrally arranged and are push-pull type, which can be pulled out of the rack for cleaning.

[0040] Working principle: in the initial state, the guide shaft 33 at the bottom of the two traction plates 9 is located in the inclined groove 21 at one end, the two clamps 10 are in a non-fully merged state, the push plate 32 is hidden in the through groove 35, the workpiece is placed in the profiling groove 28 at the end close to the two clamps 10, then the motor controlling the rotation of the lead screw 13 is controlled, the rotation of the lead screw 13 drives the displacement of the traction frame 3, the traction frame 3 drives the overall displacement of the traction plate 9 and the clamp 10, the guide shaft 33 is displaced from the inclined groove 21 to the second straight groove 20, and then the traction plate 9 drives the displacement of the clamp 10, the two clamps 10 gradually clamp the workpiece, and the inner wall of the profiling groove 28 is provided with a flexible rubber pad, which not only avoids rigid clamping damage, but also ensures that when the guide shaft 33 enters the second straight groove 20, the clamp 10 can stably clamp the workpiece, then the overall displacement of the traction plate 9 and the clamp 10 is controlled, the lifting device 6 drives the polishing mechanism 7 to descend to the appropriate position, and the workpiece is polished when passing through, during which the cooling liquid spray pipe 15 sprays cooling liquid to cool the workpiece and the grinding wheel, and can also flush metal chips, after polishing, the workpiece is separated from the polishing mechanism 7, then the guide shaft 33 enters the inclined groove 21 at the other end from the second straight groove 20, so that the traction plate 9 drives the two clamps 10 to gradually open, the push plate 32 and the clamp 10 produce relative displacement, avoiding the displacement of the workpiece with the clamp 10, the push plate 32 facilitates the workpiece to be pushed down, then the workpiece falls into the first collection box 4 from the workpiece falling groove 16 for collection, waste liquid can fall through the waste liquid falling groove 17, flow to the filter plate 18 through the inclined guide plate 8, liquid falls, and metal chips are removed by the magnetic rod 22, when the clamp 10 is displaced to the limit distance, the guide shaft 33 passes through the right-angle step 14 at one end, the second elastic member 34 drives the guide shaft 33 to move downward, the lower end of the guide shaft 33 enters the area between the guide slope 36 and the right-angle step 14, then the lead screw 13 is driven to reverse, the overall position of the traction plate 9 and the clamp 10 is reset, the guide shaft 33 enters the first straight groove 19 under the limitation of the right-angle step 14 and the guidance of the guide slope 36, the two clamps 10 are in an open state, and when passing through the cooling liquid spray pipe 15, the clamp 10 is flushed again, which can flush away the metal chips in the profiling groove 28 and other gaps, when the guide shaft 33 is displaced again to the end of the first straight groove 19, it will fall again below the right-angle step 14, then the lead screw 13 is controlled again to rotate in the opposite direction, the guide shaft 33 enters the inclined groove 21 under the limitation of the right-angle step 14 and the guidance of the guide slope 36, and the lead screw 13 stops rotating, the two clamps 10 gradually merge and are in a non-fully merged state, ensuring that the workpiece can be inserted into the profiling groove 28;

[0041] In addition, when the clamp 10 reaches the starting end and has not been combined, the driving plate 31 is in correspondence with the guide roller 25, when the guide shaft 33 gradually enters the inclined groove 21, the two clamps 10 gradually combine, the clamp 10 pushes the guide roller 25 through the driving plate 31, the guide roller 25 drives the cleaning ring 23 to displace through the driving frame 24, the first elastic member 27 contracts, the cleaning ring 23 scrapes the metal scraps on the magnetic rod 22 to the connecting rod 12 part, and then can fall down to the collecting groove 11 for collection, when the subsequent guide shaft 33 is separated from the inclined groove 21, the first elastic member 27 drives the driving frame 24 and the cleaning ring 23 to reset as a whole, and the scraping and collection of the metal scraps on the magnetic rod 22 can also be realized in the resetting stage.

[0042] The technical scope of the present application is not limited to the above description, and those skilled in the art can make various modifications and changes to the above embodiments without departing from the technical idea of the present application, and these modifications and changes shall belong to the protection scope of the present application.

Claims

1. A grinding machine for processing agricultural machinery parts based on a self-collecting function, characterized in that, It includes a frame, a grinding frame mounted on top of the frame, a grinding mechanism mounted on the grinding frame, and a coolant spray pipe mounted on the side of the grinding mechanism; The upper end of the frame is provided with clamps on both sides. The two clamps are provided with a contour groove adapted to the workpiece at the close end and a guide mechanism for driving the clamps to open and close at the far end. The guiding mechanism includes a traction plate disposed at one end of two clamps away from each other. A second straight groove is disposed on the side of the upper end of the frame near the clamps, and a first straight groove is disposed on the side away from the clamps. The two ends of the second straight groove and the first straight groove are connected by an inclined groove. A right-angle step is disposed at one end of the first straight groove and at one end of one inclined groove near the first straight groove. A guide slope corresponding to the right-angle step is disposed at the other end of the first straight groove and at one end of the other inclined groove near the first straight groove. A fixed cylinder is disposed on the traction plate. A guide shaft is movably disposed at the bottom of the fixed cylinder for guiding the first straight groove, the second straight groove, and the inclined groove. A second elastic element is disposed at the top of the guide shaft. A driving mechanism for driving the traction plate and the overall displacement of the clamps is disposed on the grinding frame. One end of the frame is provided with a workpiece drop trough for workpieces to fall, and a first collection box corresponding to the workpiece drop trough is provided below the frame. One end of the frame is provided with a waste liquid drop trough for waste coolant to fall, and a filter plate connected to the waste liquid drop trough is provided at the bottom of the frame. A second collection box is provided below the filter plate. The upper end of the frame is movably connected to a guide frame, and two clamps are movably connected to the outside of the two ends of the guide frame. The end of the guide frame is equipped with a push plate corresponding to the contour groove. The clamp is provided with a through groove corresponding to the contour groove, and the push plate is movably connected to the inside of the through groove.

2. The grinding machine for processing agricultural machinery parts based on self-collection function according to claim 1, characterized in that: The filter plate has an inclined guide plate on its side that corresponds to the waste liquid drop trough.

3. The grinding machine for processing agricultural machinery parts based on self-collection function according to claim 1, characterized in that: The inner side of the frame is provided with a magnetic rod corresponding to the filter plate, which is used to remove metal.

4. The grinding machine for processing agricultural machinery parts based on self-collection function according to claim 3, characterized in that: Non-magnetic connecting rods are installed at both ends and the middle of the magnetic rod. A collection groove corresponding to the connecting rod is provided on the top of the filter plate. A cleaning ring is movably sleeved on the magnetic rod. A drive frame extending into one of the waste liquid drop troughs is provided at the upper end of the cleaning ring. A first elastic element for resetting the drive frame is provided on one side of the upper end of the drive frame. A guide roller is provided at the top of the drive frame. A drive plate corresponding to the guide roller is provided at the bottom of the clamp. The drive plate is used to push the drive frame and the cleaning ring to move as a whole.

5. The grinding machine for processing agricultural machinery parts based on self-collection function according to claim 4, characterized in that: A guide rod is provided on the inner side of the waste liquid drop trough corresponding to the drive frame, and the upper end of the drive frame is movably sleeved on the guide rod.

6. The grinding machine for processing agricultural machinery parts based on self-collection function according to claim 1, characterized in that: The drive mechanism includes a traction frame movably connected to the upper end of the fixture, a lead screw rotatably mounted on the side of the grinding frame, and the upper end of the traction frame threaded onto the lead screw, which is driven to rotate by a motor.

7. The grinding machine for processing agricultural machinery parts based on self-collection function according to claim 1, characterized in that: The sidewalls of the contour groove are provided with flexible pads.

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