CN110465841B - Automatic hole grinding machine of machining - Google Patents

Automatic hole grinding machine of machining Download PDF

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Publication number
CN110465841B
CN110465841B CN201910887054.7A CN201910887054A CN110465841B CN 110465841 B CN110465841 B CN 110465841B CN 201910887054 A CN201910887054 A CN 201910887054A CN 110465841 B CN110465841 B CN 110465841B
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China
Prior art keywords
block
frame
grinding
arc
rectangular
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CN201910887054.7A
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Chinese (zh)
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CN110465841A (en
Inventor
黄丹丹
江恰
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Dongguan aojiade precision metal Technology Co.,Ltd.
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Dongguan Aojiade Precision Metal Technology Co ltd
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Priority to CN201910887054.7A priority Critical patent/CN110465841B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/02Frames; Beds; Carriages
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/22Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B5/00Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
    • B24B5/36Single-purpose machines or devices
    • B24B5/48Single-purpose machines or devices for grinding walls of very fine holes, e.g. in drawing-dies

Abstract

The invention relates to an automatic inner hole grinding machine for machining, which comprises a first workbench, a clamping device, a second workbench, a grinding group and an adjusting device, wherein the clamping device is fixedly arranged at the upper end of the first workbench, the grinding group is uniformly arranged at the upper end of the second workbench, the adjusting device is arranged at the rear end of the grinding group, the clamping device comprises a cylindrical frame, a rotating frame, a large ball and a clamping frame, the grinding group comprises three grinding devices, the grinding devices comprise a motor, a telescopic rod, a small conical block, a conical frame, a plane grinding frame, a containing box and a vertical grinding block, the plate is clamped through the clamping device, the grinding devices are moved upwards to be in contact with the plate by adjusting the second workbench, the telescopic rod is adjusted so that the small conical block moves upwards, the diameter of the conical frame is changed until the vertical grinding block is in contact with the inner wall of an inner hole of the plate, the inner hole of the, the plate is turned over, and the first polishing is repeated for the second polishing.

Description

Automatic hole grinding machine of machining
Technical Field
The invention relates to the field of workpiece machining, in particular to an automatic inner hole grinding machine for machining.
Background
The inner hole grinding machine is workpiece processing equipment, is mainly used for grinding the surface and the end face of a cylindrical inner hole, and has higher and higher quality requirements along with the development of the society, so the inner hole grinding machine is more and more widely used.
When polishing the hole, because the structural constraint of hole grinding machine leads to adding man-hour a hole of can only polishing of hole grinding machine once, in the actual operation in-process, has following problem:
(1) the traditional inner hole grinding machine can only grind one inner hole at one time, when the inner holes of workpieces are more, the grinding device needs to be moved for many times, so that the efficiency of the inner hole grinding machine is lower, the machining amount is smaller, the subsequent machining and manufacturing are influenced, and the requirements of the current society are not easily met.
(2) When the inner hole is ground by the traditional inner hole grinding machine, the inner side of the hole and the upper end surface and the lower end surface of the hole are ground separately, so that the working efficiency is reduced, the grinding is carried out for multiple times, the front grinding quality is easily influenced in the grinding process, and the hole is not ground completely.
(3) Traditional hole grinding machine need handle the piece that produces after polishing in addition, and the piece is difficult to the sanitization, and the piece of leaving over causes the corruption to the hole grinding machine easily, influences the life of hole grinding machine.
Disclosure of Invention
In order to make up the defects of the prior art, the invention provides an automatic inner hole grinding machine for machining.
The technical scheme adopted by the invention to solve the technical problem is as follows: a machining automatic inner hole grinding machine comprises a first workbench, a clamping device, a second workbench, a grinding group and an adjusting device, wherein the first workbench is an L-shaped plate, the clamping device is fixedly arranged on the upper end face of the right side of the first workbench, the second workbench is fixedly arranged on the upper end face of the left side of the first workbench, the grinding group is uniformly arranged on the upper end of the second workbench, and the adjusting device is arranged at the rear end of the grinding group; wherein:
the clamping device comprises a cylindrical frame, a rotating frame, a large ball and a clamping frame, wherein the cylindrical frame is fixedly mounted at the upper end of a workbench, an arc groove is formed in the cylindrical frame, the arc groove is connected with the rotating frame in a sliding fit mode, a rotating handle is arranged at the right end of the rotating frame, a small arc groove is formed in the upper end of the rotating frame, the large ball is mounted in the small arc groove through a pin shaft, the clamping frame is fixedly mounted at the left end of the rotating frame, the clamping frame is a right-angle plate with the front end, the rear end and the right end of the clamping frame provided with a telescopic frame, and; carry out the centre gripping through the holding frame with the plate fixed, polish to the plate hole through grinding device, thereby control the holding frame through rotating the swivel mount and overturn the plate, polish to the plate hole once more to reach the purpose of polishing completely to the plate hole, utilize big ball to reduce the frictional force between cylinder frame and the swivel mount, thereby save the turning force.
The polishing group is provided with three polishing devices, each polishing device comprises a motor, a telescopic rod, a small conical block, a conical frame, a plane grinding frame, a storage box and vertical grinding blocks, the upper end of the second workbench is fixedly provided with the motor, an output shaft of the motor is provided with the telescopic rod through a coupler, the tail end of the telescopic rod is fixedly provided with the small conical block, the small conical block is connected with the conical frame through balls, the lower end of the conical frame is provided with the plane grinding frame, the lower end of the plane grinding frame is clamped with the storage box, and the upper end of the plane grinding frame is uniformly connected with the three vertical grinding blocks; the telescopic rod is adjusted to enable the small conical block to move up and down, so that the diameter of the conical frame is changed, the diameter of the vertical grinding block is matched with the diameter of the inner hole of the plate, the diameter of the vertical grinding block can be adjusted along with the diameter of the inner hole, and the purpose of improving the application range of the inner hole grinding machine is achieved.
As a preferred technical scheme of the invention, the two working tables comprise a telescopic frame, a sliding rail and three small moving blocks, wherein the upper end surface of the left side of one working table is fixedly provided with the telescopic frame, the upper end of the telescopic frame is fixedly provided with the sliding rail, the number of the small moving blocks is three, the sliding rail is internally connected with the small moving blocks at the left side and the right side in a sliding fit manner, the middle part of the sliding rail is fixedly provided with one small moving block, the upper ends of the small moving blocks are fixedly connected with the lower end of a motor, the lower end of the small moving block is provided with a rectangular groove, a small ball is arranged; the position of the polishing device is adjusted by controlling the telescopic frame, so that the polishing device can polish the plate, and the polishing device is moved to the lowest position through the telescopic frame when the plate is overturned, so that the polishing device is prevented from interfering the overturned plate, and the friction force between the sliding rail and the small moving block is reduced through the small balls.
As a preferred technical scheme of the invention, the adjusting device comprises a first strip plate, a second strip plate and a groove plate, the rear ends of the telescopic rods at the left side and the right side are respectively connected with one ends of the first strip plate and the second strip plate in a sliding fit manner, the other ends of the first strip plate and the second strip plate are connected through rivets, the groove plate is fixedly installed at the rear end of the telescopic rod in the middle, a groove is formed in the middle of the groove plate, and the lower end of the other end of the second strip plate is connected with the groove in a sliding fit manner; when the distance between the inner holes is changed, the distance between the grinding devices on the left side and the right side is adjusted by pushing the first strip plate and the second strip plate, so that the purpose of increasing the application range of the inner hole grinding machine is achieved.
As a preferred technical scheme of the invention, the conical frame comprises a frustum block, connecting supports, an arc-shaped push block and rubber balls, the outer side of a small conical block is connected with the frustum block in a sliding fit manner, the rear end of the frustum block is provided with a groove, the surface of the frustum block is uniformly provided with three connecting supports along the circumferential direction, the tail end of each connecting support is fixedly provided with the arc-shaped push block, the arc-shaped push block is internally provided with a groove, and the rubber balls are arranged in the grooves through pin shafts; after changing the vertical position of little tapered block through the telescopic link, frustum piece diameter changes to drive linking bridge and the ascending removal of arc ejector pad in horizontal direction, finally drive perpendicular abrasive brick and carry out the ascending removal in horizontal direction, diameter between the perpendicular abrasive brick of final messenger reaches the requirement of hole diameter, the rubber ball receives the extrusion of hole at perpendicular module, give the certain reaction force of perpendicular module, reduce the inboard degree of wear of perpendicular module, increase the life of perpendicular module.
As a preferred technical scheme of the invention, the plane grinding frame comprises a circular ring plate, a grinding tool and a sliding track, the lower end of a frustum block is connected with the circular ring plate in a sliding fit manner, three grinding tools are uniformly clamped in the circular ring plate along the circumferential direction, and the sliding track is arranged in the circular ring plate under a vertical grinding block; the vertical grinding block moves in the horizontal direction through the sliding rail, the sliding rail can reduce the friction force of the vertical grinding block in the moving process, the grinding tool polishes the upper end face and the lower end face of the plate, and after the grinding tool is abraded, the grinding tool can be replaced only through the buckle.
According to a preferred technical scheme, the storage box comprises a storage frame, an arc-shaped buckle, a rectangular buckle and a thin film, wherein the storage frame is installed at the lower end of the circular plate through the buckle, the thin film is installed on the outer side of the storage frame through the arc-shaped buckle, the thin film is installed on the inner side of the storage frame through the rectangular buckle, the thin film is divided into a left semi-circular ring and a right semi-circular ring, and the left semi-circular ring and the right semi-circular ring are; carry out swift dismantlement and installation to the film through arc buckle and rectangle buckle, the film is when the sufficient piece of scraping up, directly handles after dismantling, further avoids the damage of piece to the grinding machine, and the low price of film, carries out the low cost of changing many times.
As a preferred technical scheme of the invention, the vertical grinding block comprises a sliding block, an arc-shaped long block, a rectangular grinding block and a rubber ball, the sliding track is connected with the sliding block in a sliding fit manner, the sliding block is a rectangular block with a small cylinder, rectangular grooves are formed in the front end and the rear end of the rectangular block, the rectangular grooves are internally provided with the rolling balls through pin shafts, the upper end of the sliding block is fixedly provided with the arc-shaped long block, the outer side of the arc-shaped long block is uniformly provided with inclined rectangular grinding blocks, the lower end of the rectangular grinding block is uniformly connected with the rubber ball with a small support in a sliding fit manner, and the tail end of the small support is arranged on the outer; the rectangle abrasive brick of slope compares in the area of contact of horizontally rectangle abrasive brick when polishing to the panel hole great, is difficult for having the dead angle of polishing, compares in that the vertically rectangle abrasive brick receives frictional force on the horizontal direction less, and the rubber ball gives a reaction force of rectangle abrasive brick to prevent that the abrasive brick from producing crooked because of frictional force at the in-process of polishing.
As a preferred technical scheme of the invention, two end surfaces of the vertical grinding block are concave arc surfaces, and the concave arc surfaces are uniformly provided with semicircular grooves and convex arc grooves; the piece after polishing gets into the arc recess through semi-circular recess, finally falls into the receiver downwards through the concave arc surface.
Compared with the prior art, the invention has the following advantages:
1. according to the automatic inner hole grinding machine for machining, provided by the invention, the inner wall and the upper and lower end faces of the inner hole of the plate can be completely ground only by grinding twice by using the grinding device, the grinding quality cannot be influenced every time, the inner wall of the inner hole can be ground every time, the grinding quality is further improved, the grinding diameter of the grinding device can be adjusted, the inner hole grinding machine can be adjusted when in use, so that the grinding device can smoothly enter and exit the inner hole, and the diameter range of the ground inner hole is larger.
2. According to the invention, through the small conical block and the conical frame, the diameter of the conical frame in the horizontal direction can be changed only by adjusting the vertical position of the small conical block, so that the distance between the vertical modules is changed, the inner hole grinding machine can be adjusted when in use, the grinding device can smoothly enter and exit the inner hole, and the application range of the inner hole grinding machine is enlarged.
3. According to the invention, through the arranged vertical grinding block, the inclined grinding block is combined with the rubber ball, and compared with the grinding block which is arranged in a vertical and horizontal mode, the inclined grinding block has the advantages that the contact area is larger when the inner hole of a plate is ground, the grinding dead angle is not easy to exist, and the friction force in the horizontal direction is smaller in the grinding process, and the rubber ball provides a reaction force for the grinding block, so that the aim of preventing the grinding block from being inclined due to the friction force in the grinding process is fulfilled.
4. According to the invention, through the storage box, the film has the advantages of low price and certain elasticity compared with other materials, so that the film is adopted to collect scraps and is thrown away when used up, the inner hole grinding machine can be prevented from being corroded by the scraps which are not cleaned up, and the service life of the inner hole grinding machine is prolonged.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic plan view of the present invention;
FIG. 2 is a schematic plan view of the first stage and the clamping device of the present invention;
FIG. 3 is a schematic plan view of the adjustment device of the present invention;
FIG. 4 is a schematic top plan view of the grinding apparatus of the present invention;
FIG. 5 is a schematic cross-sectional plan view of the polishing apparatus of the present invention;
FIG. 6 is a schematic plan view of a vertical abrasive block of the present invention;
fig. 7 is a schematic plan view of the slider and the sliding rail according to the present invention.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further explained with reference to fig. 1 to 7.
A machining automatic inner hole grinding machine comprises a first workbench 1, a clamping device 2, a second workbench 3, a grinding group 4 and an adjusting device 5, wherein the first workbench 1 is an L-shaped plate, the clamping device 2 is fixedly arranged on the upper end face of the right side of the first workbench 1, the second workbench 3 is fixedly arranged on the upper end face of the left side of the first workbench 1, the grinding group 4 is uniformly arranged on the upper end of the second workbench 3, and the adjusting device 5 is arranged at the rear end of the grinding group 4; wherein:
the clamping device 2 comprises a cylindrical frame 21, a rotating frame 22, a large ball 23 and a clamping frame 24, the cylindrical frame 21 is fixedly mounted at the upper end of the first workbench 1, an arc groove is formed in the cylindrical frame 21, the arc groove is connected with the rotating frame 22 in a sliding fit mode, a rotating handle is arranged at the right end of the rotating frame 22, a small arc groove is formed in the upper end of the rotating frame 22, the large ball 23 is mounted in the small arc groove through a pin shaft, the clamping frame 24 is fixedly mounted at the left end of the rotating frame 22, the clamping frame 24 is a right-angle plate with front, back and right ends provided with telescopic frames, and a hydraulic cylinder is mounted on the telescopic frames; carry out the centre gripping through holding frame 24 with the plate fixed, polish to a plate hole through grinding device 41, thereby overturn to the plate through rotating swivel mount 22 control holding frame 24, polish to a plate hole once more to reach the purpose of polishing completely to a plate hole, utilize big ball 23 to reduce the frictional force between cylinder frame 21 and the swivel mount 22, thereby save the turning force.
The polishing group 4 is provided with three polishing devices 41, each polishing device 41 comprises a motor 411, an expansion link 412, a small conical block 413, a conical frame 414, a plane polishing frame 415, a storage box 416 and vertical polishing blocks 417, the upper end of the second workbench 3 is fixedly provided with the motor 411, an output shaft of the motor 411 is provided with the expansion link 412 through a coupler, the tail end of the expansion link 412 is fixedly provided with the small conical block 413, the small conical block 413 is connected with the conical frame 414 through a ball, the lower end of the conical frame 414 is provided with the plane polishing frame 415, the lower end of the plane polishing frame 415 is clamped with the storage box 416, and the upper end of the plane polishing frame 415 is uniformly connected with the three vertical polishing blocks;
the conical frame 414 comprises a frustum block 4141, a connecting support 4142, an arc-shaped push block 4143 and rubber balls 4144, the outer side of the small conical block 413 is connected with the frustum block 4141 in a sliding fit manner, a groove is formed in the rear end of the frustum block 4141, three connecting supports 4142 are uniformly arranged on the surface of the frustum block 4141 along the circumferential direction, the arc-shaped push block 4143 is fixedly arranged at the tail end of the connecting support 4142, a groove is formed in the arc-shaped push block 4143, and the rubber balls 4144 are arranged in the groove through a pin shaft;
the plane grinding frame 415 comprises a circular ring plate 4151, a grinding tool 4152 and a sliding rail 4153, the lower end of a frustum block 4141 is connected with the circular ring plate 4151 in a sliding fit manner, the circular ring plate 4151 is internally and uniformly clamped with the three grinding tools 4152 along the circumferential direction, and the sliding rail 4153 is arranged in the circular ring plate 4151 and is right below the vertical grinding block 417;
the storage box 416 comprises a storage frame 4161, an arc-shaped buckle 4162, a rectangular buckle 4163 and a film 4164, the storage frame 4161 is mounted at the lower end of the circular ring plate 4151 through a buckle, the film 4164 is mounted on the outer side of the storage frame 4161 through the arc-shaped buckle 4162, the film 4164 is mounted on the inner side of the storage frame 4161 through the rectangular buckle 4163, the film 4164 is divided into a left semicircular ring and a right semicircular ring, and the left semicircular ring and the right semicircular ring are connected through the buckle;
the vertical grinding block 417 comprises a sliding block 4171, an arc-shaped long block 4172, a rectangular grinding block 4173 and a rubber ball 4174, the sliding rail 4153 is connected with the sliding block 4171 in a sliding fit manner, the sliding block 4171 is a rectangular block with a small cylinder, rectangular grooves are formed in the front end and the rear end of the rectangular block, balls are mounted in the rectangular grooves through pin shafts, the arc-shaped long block 4172 is fixedly mounted at the upper end of the sliding block 4171, the inclined rectangular grinding block 4173 is uniformly mounted on the outer side of the arc-shaped long block 4172, the lower end of the rectangular grinding block 4173 is uniformly connected with the rubber ball 4174 with a small support in a sliding fit manner, and the tail end of the small support is mounted on the outer side of the;
two end surfaces of the vertical grinding block 417 are concave arc surfaces, and semicircular grooves and convex arc grooves are uniformly formed on the concave arc surfaces;
the telescopic rod 412 is adjusted to enable the small conical block 413 to move up and down, so that the diameter of the conical frame 414 is changed, the diameter of the vertical grinding block 417 is matched with the diameter of the inner hole of the plate, and the diameter of the vertical grinding block 417 can be adjusted along with the diameter of the inner hole, so that the purpose of improving the application range of the inner hole grinding machine is achieved;
when the vertical position of the small conical block 413 is changed through the telescopic rod 412, the diameter of the frustum block 4141 is changed, so that the connecting support 4142 and the arc-shaped push block 4143 are driven to move in the horizontal direction, the vertical grinding block 417 is finally driven to move in the horizontal direction, the diameter between the vertical grinding blocks 417 meets the requirement of the diameter of an inner hole, when the vertical module is extruded by the inner hole, the rubber ball 4144 gives a certain reaction force to the vertical module, the abrasion degree of the inner side of the vertical module is reduced, and the service life of the vertical module is prolonged.
The vertical grinding block 417 moves horizontally through the sliding rail 4153, the sliding rail 4153 can reduce the friction force of the vertical grinding block 417 in the moving process, the grinding tool 4152 grinds the upper end face and the lower end face of the plate, and when the grinding tool 4152 is worn, the vertical grinding block can be replaced only through the buckle.
The film 4164 is quickly disassembled and assembled through the arc-shaped buckle 4162 and the rectangular buckle 4163, the film 4164 is directly treated after being disassembled when enough scraps are accumulated, the damage of the scraps to a grinding machine is further avoided, the price of the film 4164 is low, and the cost of replacing the film 4164 for many times is low.
Compared with a horizontal rectangular grinding block 4173, the inclined rectangular grinding block 4173 has larger contact area when being used for grinding the inner hole of the plate, so that a grinding dead angle is not easy to exist, and compared with a vertical rectangular grinding block 4173, the friction force in the horizontal direction is smaller, and the rubber ball 4174 gives a reaction force to the rectangular grinding block 4173 so as to prevent the grinding block 4173 from being inclined due to the friction force in the grinding process;
the polished chips enter the arc-shaped groove through the semicircular groove and finally fall down into the storage box 416 through the concave arc-shaped surface.
The second workbench 3 comprises a telescopic frame 31, a slide rail 32 and three small moving blocks 33, the telescopic frame 31 is fixedly installed on the upper end face of the left side of the first workbench 1, the slide rail 32 is fixedly installed on the upper end of the telescopic frame 31, the number of the small moving blocks 33 is three, the slide rail 32 is connected with the small moving blocks 33 on the left side and the right side in a sliding fit manner, the small moving block 33 is fixedly installed in the middle of the slide rail 32, the upper ends of the small moving blocks 33 are fixedly connected with the lower end of the motor 411, rectangular grooves are formed in the lower ends of the small moving blocks 33, small balls are installed in the rectangular grooves through pin; the position of the polishing device 41 is adjusted by controlling the telescopic frame 31, so that the polishing device 41 can polish the plate, and the polishing device 41 is moved to the lowest position through the telescopic frame 31 when the plate is overturned, so that the polishing device 41 is prevented from interfering the overturned plate, and the friction force between the sliding rail 32 and the small moving block 33 is reduced through the small balls.
The adjusting device 5 comprises a first strip plate 51, a second strip plate 52 and a groove plate 53, the rear ends of the telescopic rods 412 on the left side and the right side are respectively connected with one ends of the first strip plate 51 and the second strip plate 52 in a sliding fit mode, the other ends of the first strip plate 51 and the second strip plate 52 are connected through rivets, the groove plate 53 is fixedly installed at the rear end of the middle telescopic rod 412, a groove is formed in the middle of the groove plate 53, and the lower end of the other end of the second strip plate 52 is connected with the groove in a sliding fit mode; when the distance between the inner holes is changed, the distance between the grinding devices 41 on the left side and the right side is adjusted by pushing the strip plate I51 and the strip plate II 52, so that the purpose of increasing the application range of the inner hole grinding machine is achieved.
During specific work, the plate is clamped by the clamping device 2, the telescopic frame 31 in the second working table 3 is adjusted to move the polishing device 41 upwards until the plane grinding frame 415 contacts the plate, the telescopic rod 412 is adjusted to move the small conical block 413 upwards, so that the diameter of the conical frame 414 is adjusted until the vertical grinding block 417 contacts the inner wall of the inner hole of the plate, the plane grinding frame 415 and the vertical grinding block 417 are driven by the motor 411 to polish the inner hole of the plate for the first time, after the polishing for the first time is finished, the telescopic rod 412 is adjusted to move the small conical block 413 downwards, so that the diameter of the conical frame 414 is reduced until the polishing device 41 can move out from the lower end of the inner hole without touching the inner hole, at the moment, the telescopic frame 31 is adjusted to move the polishing device 41 downwards until the polishing device 41 does not interfere with the rotatable clamping device 2, at the moment, the rotating frame 22 is rotated, the holding frame 24 and the plate are rotated together until the plate is turned over, and the first polishing operation is repeated for the second polishing.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides an automatic hole grinding machine of machining, includes workstation one (1), clamping device (2), workstation two (3), polishes group (4) and adjusting device (5), its characterized in that: the first working table (1) is an L-shaped plate, the upper end face of the right side of the first working table (1) is fixedly provided with a clamping device (2), the upper end face of the left side of the first working table (1) is fixedly provided with a second working table (3), the upper end of the second working table (3) is uniformly provided with a polishing group (4), and the rear end of the polishing group (4) is provided with an adjusting device (5); wherein:
the clamping device (2) comprises a cylindrical frame (21), a rotating frame (22), large balls (23) and a clamping frame (24), the cylindrical frame (21) is fixedly mounted at the upper end of the first workbench (1), an arc groove is formed in the cylindrical frame (21), the arc groove is connected with the rotating frame (22) in a sliding fit mode, a rotating handle is arranged at the right end of the rotating frame (22), a small arc groove is formed in the upper end of the rotating frame (22), the large balls (23) are mounted in the small arc groove through pin shafts, the clamping frame (24) is fixedly mounted at the left end of the rotating frame (22), the clamping frame (24) is a right-angle plate with telescopic frames mounted at the front end, the rear end and the right end, and a hydraulic cylinder is mounted on the telescopic;
the polishing group (4) is provided with three polishing devices (41), each polishing device (41) comprises a motor (411), an expansion rod (412), a small conical block (413), a conical frame (414), a plane polishing frame (415), a storage box (416) and vertical polishing blocks (417), the upper end of the second workbench (3) is fixedly provided with the motor (411), an output shaft of the motor (411) is provided with the expansion rod (412) through a coupler, the tail end of the expansion rod (412) is fixedly provided with the small conical block (413), the small conical block (413) is connected with the conical frame (414) through balls, the lower end of the conical frame (414) is provided with the plane polishing frame (415), the lower end of the plane polishing frame (415) is clamped with the storage box (416), and the upper end of the plane polishing frame (415) is uniformly connected with the three vertical polishing blocks (;
the conical frame (414) comprises a frustum block (4141), a connecting support (4142), an arc-shaped push block (4143) and rubber balls (4144), the outer side of the small conical block (413) is connected with the frustum block (4141) in a sliding fit mode, a groove is formed in the rear end of the frustum block (4141), three connecting supports (4142) are uniformly arranged on the surface of the frustum block (4141) along the circumferential direction, the arc-shaped push block (4143) is fixedly installed at the tail end of the connecting support (4142), a groove is formed in the arc-shaped push block (4143), and the rubber balls (4144) are installed in the groove through a pin shaft;
the vertical grinding block (417) comprises a sliding block (4171), an arc-shaped long block (4172), a rectangular grinding block (4173) and rubber balls (4174), the sliding rail (4153) is connected with the sliding block (4171) in a sliding fit manner, the sliding block (4171) is a rectangular block with a small cylinder, rectangular grooves are formed in the front end and the rear end of the rectangular block, balls are mounted in the rectangular grooves through pin shafts, the arc-shaped long block (4172) is fixedly mounted at the upper end of the sliding block (4171), the inclined rectangular grinding block (4173) is uniformly mounted on the outer side of the arc-shaped long block (4172), the lower end of the rectangular grinding block (4173) is uniformly connected with the rubber balls (4174) with a small support in a sliding fit manner, and the tail end of the small support is mounted on the outer side of the arc-shaped.
2. The automated internal bore grinding machine of claim 1, wherein: the second workbench (3) comprises a telescopic frame (31), a sliding rail (32) and a small moving block (33), the upper end face of the left side of the first workbench (1) is fixedly provided with the telescopic frame (31), the upper end of the telescopic frame (31) is fixedly provided with the sliding rail (32), the small moving block (33) is three, the sliding rail (32) is internally connected with the small moving block (33) on the left side and the right side in a sliding fit mode, the middle of the sliding rail (32) is fixedly provided with the small moving block (33), the upper end of the small moving block (33) is fixedly connected with the lower end of a motor (411), the lower end of the small moving block (33) is provided with a rectangular groove, a small ball is arranged in the rectangular groove through a pin shaft.
3. The automated internal bore grinding machine of claim 1, wherein: adjusting device (5) are including rectangular board one (51), rectangular board two (52) and recess board (53), and telescopic link (412) the rear end of the left and right sides is connected with the one end of rectangular board one (51) and rectangular board two (52) respectively with sliding fit's mode, and the other end of rectangular board one (51) and rectangular board two (52) is in order to be connected through the rivet, and middle telescopic link (412) rear end fixed mounting has recess board (53), and recess board (53) middle part is seted up flutedly, and the lower extreme of rectangular board two (52) the other end is connected with the recess with sliding fit's mode.
4. The automated internal bore grinding machine of claim 1, wherein: the plane grinding frame (415) comprises a circular ring plate (4151), a grinding tool (4152) and a sliding rail (4153), the lower end of a frustum block (4141) is connected with the circular ring plate (4151) in a sliding fit mode, the circular ring plate (4151) is internally and uniformly clamped with the three grinding tools (4152) along the circumferential direction, and the sliding rail (4153) is arranged in the circular ring plate (4151) and is right below a vertical grinding block (417).
5. The automated internal bore grinding machine of claim 1, wherein: the storage box (416) comprises a storage frame (4161), an arc-shaped buckle (4162), a rectangular buckle (4163) and a film (4164), the storage frame (4161) is installed at the lower end of the circular plate (4151) through the buckle, the film (4164) is installed on the outer side of the storage frame (4161) through the arc-shaped buckle (4162), the film (4164) is installed on the inner side of the storage frame (4161) through the rectangular buckle (4163), the film (4164) is divided into a left semicircular ring and a right semicircular ring, and the left semicircular ring and the right semicircular ring are connected through the buckle.
6. The automated internal bore grinding machine of claim 1, wherein: two end surfaces of the vertical grinding block (417) are concave arc surfaces, and semicircular grooves and convex arc grooves are uniformly formed in the concave arc surfaces.
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