CN114227394B - Grinding device with pressing and holding mechanism - Google Patents
Grinding device with pressing and holding mechanism Download PDFInfo
- Publication number
- CN114227394B CN114227394B CN202111501813.5A CN202111501813A CN114227394B CN 114227394 B CN114227394 B CN 114227394B CN 202111501813 A CN202111501813 A CN 202111501813A CN 114227394 B CN114227394 B CN 114227394B
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- Prior art keywords
- grinding
- pressing
- guide block
- holding
- seat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/02—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of milling cutters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
Abstract
The invention relates to the technical field of milling cutter processing, in particular to a polishing device with a pressing mechanism, which comprises a polishing mechanism and a pressing mechanism; the polishing mechanism comprises a mounting bracket assembly, a grinding assembly and an adjusting and locking mechanism; the pressing and holding mechanism comprises an upper pressing and holding arm, a lower pressing and holding arm, a hollow base and a top plate, wherein the lower pressing and holding arm is provided with a guide block and a clamping groove, and the upper pressing and holding arm is provided with a pressing and holding piece; the guide block can reciprocate in the vertical direction relative to the top plate, and an elastic piece for driving the guide block to move downwards is arranged between the top plate and the guide block; the base is also provided with a driving mechanism which drives the guide block to move upwards and drives the guide block to slide in the horizontal direction; when the grinding device works, the pressing and holding piece is matched with the clamping groove to clamp the material rod, and the head of the material rod faces the grinding assembly. Compared with the prior art, the fixing mode of manual holding is replaced by the pressing and holding mechanism, the labor intensity of workers is reduced, the processing consistency of products is guaranteed, the product quality is improved, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of milling cutter processing, in particular to a polishing device with a pressing and holding mechanism.
Background
The existing milling cutter comprises a straight rod and a cutter head formed at the end part of the straight rod, the cutter head is complex in structure and various cutting edges need to be machined according to requirements, and all the existing milling cutters are manufactured through a material rod, wherein the material rod is specifically a cylindrical straight rod and a head part positioned at the end part of the straight rod.
At present, the material rod is generally held by hands through workers during the processing of the cutting edge of the material rod, the head of the material rod is manually close to a grinding device for cutting edge processing by utilizing the manpower, the problem of inconsistent processing quality of a workpiece can occur due to the existence of human factors, the material rod is held by the workers for a long time for processing, the labor intensity is high, and the production efficiency is low.
Disclosure of Invention
The invention aims to provide a grinding device with a pressing mechanism, which can solve the problem of inconsistent product quality.
In order to solve the technical problem, the invention adopts the following technical scheme: the application provides a polishing device with a pressing mechanism, which comprises a polishing mechanism and a pressing mechanism; the polishing mechanism comprises a mounting bracket assembly, a grinding assembly and an adjusting and locking mechanism, wherein the grinding assembly is slidably mounted on the mounting bracket assembly; the pressing mechanism comprises an upper pressing arm, a lower pressing arm, a hollow base and a top plate fixedly arranged above the base; one end of the lower pressing and holding arm is fixedly arranged on the side of the base, and the other end of the lower pressing and holding arm is provided with a clamping groove; one end of the upper pressing arm is provided with a pressing piece positioned above the clamping groove, and the other end of the lower pressing arm is provided with a guide block positioned in the base; the top plate is provided with a movable channel; the top end face of the guide block is provided with an installation part which penetrates through the movable channel and can slide along the movable channel, the installation part is fixedly connected with the upper pressure arm, the guide block can reciprocate in the vertical direction relative to the top plate, and an elastic piece for driving the guide block to move downwards is arranged between the top plate and the guide block; the base is also provided with a driving mechanism which drives the guide block to move upwards and drives the guide block to slide in the horizontal direction; when the grinding device works, the pressing and holding piece is matched with the clamping groove to clamp the material rod, and the head of the material rod faces the grinding assembly.
The driving mechanism comprises a sliding block which is arranged in the base and positioned below the guide block and a driver which drives the sliding block to slide in a reciprocating manner in the horizontal direction, the driver is provided with a telescopic rod which can stretch and reciprocate, the telescopic rod of the driver is fixedly connected with the sliding block, and the sliding block can slide in the horizontal direction relative to the base; the top end face of the sliding block is tightly attached to the bottom face of the guide block, a first guide inclined face which inclines upwards is arranged on the top end face of the sliding block, and a second guide inclined face which is complementary to the first guide inclined face is arranged on the bottom face of the guide block.
The driving mechanism further comprises a limiting groove formed in the bottom surface of the guide block and a limiting column formed on the top surface of the sliding block, the limiting column is inserted into the limiting groove, and the limiting column can reciprocate in the horizontal direction along the limiting groove.
The first guide inclined plane and the second guide inclined plane are respectively provided with a first plane section, an inclined plane section and a second plane section which are sequentially connected from left to right; the second planar section is higher than the first planar section in the vertical direction.
Wherein, the pressing and holding piece is detachably arranged at the end part of the upper pressing and holding arm.
Wherein, the end part of the lower pressing arm provided with the clamping groove is detachably connected with a clamping seat, and the clamping groove is arranged on the clamping seat.
The guide block is of a convex structure, and the shoulder part of the guide block is provided with a blind hole for inserting the elastic piece; the elastic piece is a pressing spring which is arranged in the blind hole, one end of the pressing spring is abutted against the bottom of the blind hole, and the other end of the pressing spring is abutted against the bottom surface of the top plate.
Wherein, grinding machanism is still including the monitoring devices who is used for monitoring grinding assembly positional deviation, and monitoring devices is fixed to be set up for grinding assembly, and monitoring devices has the work end of scalable and according to flexible volume measurement error, and monitoring devices's work end supports with the installing support subassembly.
The mounting bracket assembly comprises a mounting seat, a supporting plate and a sliding seat, wherein the supporting plate and the sliding seat are vertically fixed on the mounting seat; the grinding assembly comprises a grinding motor and a grinding disc, the grinding disc is fixedly connected with an output shaft of the grinding motor, the sliding seat is provided with a mounting hole for the grinding motor to insert, and the grinding motor is inserted into the mounting hole and can slide along the axial direction of the mounting hole; the adjusting and locking mechanism comprises a clamp and a locking handle, a stud is arranged at the end part of the locking handle, a threaded hole in threaded connection with the stud is formed in the sliding seat, the clamp is fixedly sleeved on the outer peripheral side of the grinding motor, the outer side of the clamp outwards extends out of the abutting portion, the abutting portion is provided with a through hole through which the stud penetrates, the stud penetrates through the through hole of the clamp and is fixedly locked with the threaded hole of the sliding seat, and the locking handle abuts against the abutting portion of the clamp.
The monitoring device is fixedly arranged on the hoop or the grinding motor, and the working end of the monitoring device extends towards the sliding seat and abuts against the sliding seat; the side of sliding seat is fixed with the dog, and monitoring devices's working end supports against the dog.
The invention has the beneficial effects that:
compared with the prior art, the grinding device with the pressing and holding mechanism has the advantages that the fixing mode of manual holding is replaced by the pressing and holding mechanism through setting, labor intensity of workers is reduced, processing consistency of products is guaranteed, product quality is improved, production time is shortened, and production efficiency is improved.
In addition, the pressing and holding mechanism presses and holds the material rods in a vertical clamping mode, so that the feeding process is reduced, the clamping is more convenient and faster, the time for clamping is shortened, the working efficiency is improved, in addition, the driving mechanism is arranged, the pressing and holding mechanism can be enabled to be staggered with the clamping grooves when in an opening state, the feeding of external equipment is avoided being influenced, the feeding process is further simplified, and the pressing and holding mechanism has the advantages of being simple in structure, high in working efficiency and simple and fast in clamping.
Drawings
Fig. 1 is a schematic structural diagram of a polishing device with a pressing mechanism in this embodiment.
Fig. 2 is a schematic structural diagram of the pressing mechanism in this embodiment.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is a schematic structural view of the pressing mechanism of this embodiment after hiding a portion of the base.
Fig. 5 is a schematic structural view of the pressing mechanism in the pressing state in this embodiment.
Fig. 6 is a schematic structural view of the pressing mechanism in the open state in the present embodiment.
Fig. 7 is an assembly view of the slider and the guide block in the pressed state in the present embodiment.
Fig. 8 is an assembly view of the slider and the guide block in the open state in this embodiment.
Fig. 9 is an assembly view of the top plate and the guide block in a pressed state in the present embodiment.
Fig. 10 is an assembly view of the top plate and the guide block in the open state in the present embodiment.
FIG. 11 is a schematic view of a polishing assembly according to the present embodiment.
Fig. 12 is an enlarged view at a in fig. 11.
Fig. 13 is a schematic structural view of the grinding mechanism in this embodiment.
Fig. 14 is a schematic structural view of another perspective of the grinding mechanism in this embodiment.
Reference numerals are as follows: the grinding mechanism 10, the pressing mechanism 20, the base 1, the top plate 2, the movable channel 21, the upper pressing arm 3, the pressing piece 31, the lower pressing arm 4, the clamping seat 40, the clamping groove 41, the driver 5, the telescopic rod 51, the guide block 6, the second guide inclined surface 61, the limiting groove 62, the mounting part 63, the sliding block 7, the first guide inclined surface 71, the limiting column 72, the pressing spring 8, the mounting plate 9, the bearing 91, the adjusting motor 92, the eccentric wheel 93, the dovetail seat 94, the mounting seat 95, the mounting seat 101, the support plate 102, the sliding seat 103, the grinding motor 201, the grinding disc 202, the bolt 300, the locking handle 400, the stud 401, the clamp 500, the abutting part 501, the monitoring device 600, the stop block 700, the transverse slide rail 801, the longitudinal slide rail 802, the longitudinal slide rail 803, the grinding motor 804, the linear motor 805, the transverse driving motor 806, the indexing seat 807 and the adjusting handle 808.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention is further described below with reference to the following examples and the accompanying drawings, which are not intended to limit the present invention.
According to the embodiment of the polishing device with the pressing mechanism, the polishing device comprises the polishing mechanism 10 and the pressing mechanism 20, and the pressing mechanism 20 is arranged on the side of the polishing mechanism 10. It should be noted that the holding unit 20 is used for holding the material (material rod), and the grinding unit 10 is used for grinding the material, and the following description is provided for the grinding unit 10 and the holding unit 20.
As shown in fig. 2, the pressing mechanism 20 includes an upper pressing arm 3, a lower pressing arm 4, a hollow base 1, and a top plate 2 fixedly mounted above the base 1. It should be noted that the base 1 may be formed by splicing a plurality of connecting plates, and specifically, a fixed bottom plate may be provided, and then four vertically arranged connecting plates are fixedly connected to the periphery of the bottom plate, so as to form a hollow base 1.
In this embodiment, one end of the lower pressing arm 4 is fixedly mounted on the side of the base 1, it should be noted that, the lower pressing arm 4 may also be fixedly mounted on other components, it is only necessary to ensure that the lower pressing arm 4 is immovable relative to the base 1, as shown in fig. 3, the other end of the lower pressing arm 4 is provided with a clamping groove 41, specifically, in order to be used for clamping bars of different specifications, the end portion of the lower pressing arm 4 provided with the clamping groove 41 may be detachably connected with a clamping seat 40, the clamping seat 40 may be detachably connected with the lower pressing arm 4 in a fastening structure or a screw fixing manner, and the clamping groove 41 is provided on the clamping seat 40, and may be used by replacing the clamping seats 40 of different specifications, thereby being applicable to pressing bars of different specifications.
Referring to fig. 3, in order to improve the pressing precision and enhance the pressing force, the cross section of the clamping groove 41 is V-shaped, but may be configured into other shapes such as U-shaped, semicircular, polygonal, etc. besides V-shaped, and may be specifically selected according to actual requirements.
In this embodiment, please refer to fig. 3, one end of the upper pressing arm 3 is provided with a pressing member 31 located above the engaging groove 41, and similarly, the pressing member 31 can be detachably mounted at the end of the upper pressing arm 3 by a screw or a snap structure, so as to quickly adjust the size of the pressing member 31 when clamping bars of different specifications. In this embodiment, the end surface of the pressing member 31 for pressing is a flat surface, and a line contact can be formed when the flat surface is in contact with the material bar, so that a sufficient pressing force can be provided to the maximum extent.
As a modification, in combination with fig. 4 to 6, the other end of the lower holding arm 4 is provided with a guide block 6 located in the base 1, and the top plate 2 is provided with a movable channel 21. Specifically, the guide block 6 is a convex structure, the top end face of the guide block 6 is provided with a mounting part 63 which passes through the movable channel 21 and can slide along the movable channel 21, and the mounting part 63 is fixedly connected with the upper pressure arm 3. In order to enable the guide block 6 to drive the upper pressing arm 3 to move upwards, so that the pressing piece 31 of the upper pressing arm 3 can be separated from the clamping seat 40 in the height direction, the guide block 6 can reciprocate in the vertical direction relative to the top plate 2, and it can be understood that a movable space exists between the shoulder part of the guide block 6 with the convex structure and the top plate 2, and the guide block 6 can move up and down under the action of external force.
In a conventional clamping mechanism, in order to enable two clamps to move towards each other, one of the clamps is generally fixed, and then the other clamp is provided with an air cylinder, and the air cylinder drives the clamps, so that the two clamps clamp a material rod. The traditional clamping mechanism needs to be provided with one air cylinder independently, and has the problems of high manufacturing cost, more parts, complex structure and the like. In order to solve the technical problem, in this embodiment, with reference to fig. 9 to 10, an elastic member for driving the guide block 6 to move downward is disposed between the top plate 2 and the guide block 6, in this embodiment, the elastic force of the elastic member is mainly used as a power source to drive the pressing member 31 to move toward the slot 41, so that the pressing member 31 firmly presses the material rod placed in the slot 41, and power sources such as an air cylinder and the like which need to be powered are not required to be disposed, thereby reducing energy consumption and reducing the volume occupied by the mechanism. Specifically, the elastic component is a pressing spring 8, because the guide block 6 in the embodiment is of a convex structure, the shoulder of the guide block 6 is provided with a blind hole for the elastic component to be inserted, the pressing spring 8 is placed in the blind hole, one end of the pressing spring 8 abuts against the bottom of the blind hole, and the other end of the pressing spring 8 abuts against the bottom surface of the top plate 2, so that the structure is convenient to disassemble and assemble, and has a long service life.
In practical application, if the pressing and holding mechanism 20 that opens and closes from top to bottom is simply adopted, it has the difficult problem of material loading because, if only will press holding piece 31 and draw-in groove 41 to separate in vertical direction (direction of height), although press holding the power of having eliminated between holding piece 31 and the draw-in groove 41, can put the material stick into the draw-in groove 41, nevertheless because the top of draw-in groove 41 is equipped with and presses holding piece 31, consequently, can't adopt from the top down mode to drop into the draw-in groove 41, can only insert the material stick into the draw-in groove 41 from the horizontal direction, can cause the difficult technical problem of material loading undoubtedly like this. Therefore, with reference to fig. 7 to 8, the base 1 of the present embodiment is further provided with a driving mechanism for driving the guide block 6 to move upward and driving the guide block 6 to slide in the horizontal direction.
Specifically, referring to fig. 4 to 6, the driving mechanism includes a slider 7 installed in the base 1 and located below the guide block 6, and a driver 5 for driving the slider 7 to slide in a reciprocating manner in a horizontal direction, the driver 5 is provided with a telescopic rod 51 capable of telescopic reciprocating movement, and it should be noted that the driver 5 may be a conventional travel motor or air cylinder in the market. The driver 5 can be installed outside the base 1 only by ensuring that the driver 5 is different relative to the base 1, and the telescopic rod 51 of the driver 5 is fixedly connected with the sliding block 7 after being inserted into the base 1, so that the driver 5 can drive the sliding block 7 to slide relative to the base 1 in the horizontal direction.
In view of the above-mentioned feeding problem, the driving mechanism of the present embodiment can drive the pressing member 31 to be separated from the slot 41 in the vertical direction, and then drive the pressing member 31 to be vertically staggered from the slot 41. Referring to fig. 7 to 8, specifically, the top end surface of the slider 7 abuts against the bottom surface of the guide block 6, the top end surface of the slider 7 is provided with a first inclined guide surface 71 which is inclined upward, and the bottom surface of the guide block 6 is provided with a second inclined guide surface 61 which is complementary to the first inclined guide surface 71. The driving mechanism further comprises a limiting groove 62 formed in the bottom surface of the guide block 6 and a limiting post 72 formed on the top surface of the slider 7, the limiting post 72 is inserted into the limiting groove 62, and the limiting post 72 can reciprocate in the horizontal direction along the limiting groove 62.
Referring to fig. 2 and 4, a vertically arranged mounting plate 9 is fixedly connected to the bottom surface of the base 1, a bearing 91 is arranged on the front side surface of the mounting plate 9, an adjusting motor 92 is arranged on the rear side surface of the mounting plate 9, an inner ring of the bearing 91 is fixedly connected to the mounting plate 9, and an output shaft of the adjusting motor 92 penetrates through the mounting plate 9 and is located below the bearing 91. An eccentric wheel 93 is fixedly connected to an output shaft of the adjusting motor 92, and the eccentric wheel 93 is abutted against an outer ring of the bearing 91. The position of the base 1 in the height direction can be controlled by arranging the eccentric wheel 93 and the bearing 91, specifically, when the base 1 is required to be lifted, the adjusting motor 92 can be started, the output shaft of the adjusting motor 92 rotates, so that the eccentric wheel 93 is driven to rotate, and as the eccentric wheel 93 and the output shaft of the adjusting motor 92 are eccentrically arranged, the eccentric wheel 93 abuts against the bearing 91, the position of the base 1 can be changed, the position of the pressing mechanism 20 is adjusted in the height direction, and the pressing mechanism is suitable for being used under more working conditions. In addition, in order to adjust the position of the base 1 in the horizontal direction, a dovetail seat 94 is fixedly connected to the bottom surface of the mounting plate 9, a dovetail groove starts on the bottom surface of the dovetail seat 94, a mounting seat 95 is further arranged below the dovetail seat 94, a dovetail block is formed by upward protruding of the top end surface of the mounting seat 95, and in the assembled state, the dovetail block is inserted into the dovetail groove of the dovetail seat 94, that is, the dovetail seat 94 can slide in the horizontal direction relative to the mounting seat 95, so that the position of the pressing mechanism 20 in the horizontal direction is adjusted, and the base is further suitable for various working conditions.
The working process of the pressing mechanism of the embodiment is as follows: referring to fig. 4 to 10, before blanking, the pressing and holding member 31 is aligned with the clamping groove 41 in the vertical direction and moved toward each other, the pressing and holding spring 8 is in the pop-up state to drive the pressing and holding member 31 to press and hold the processed material rod, the telescopic rod 51 of the driver 5 is in the extended state, the second guiding inclined surface 61 of the guide block 6 is tightly attached to the first guiding inclined surface 71 of the sliding block 7, and the limit post 72 abuts against the right side surface of the limit groove 62.
During blanking, the driver 5 is started, the telescopic rod 51 of the driver 5 retracts for a certain stroke and drives the slider 7 to slide towards the left in the horizontal direction, under the matching of the first guide inclined surface 71 and the second guide inclined surface 61, the slider 7 slides towards the right relative to the guide block 6, the limiting column 72 on the slider 7 slides towards the left along the limiting groove 62, the slider 7 slides towards the left to be converted into upward movement of the guide block 6, the pressing and holding spring 8 is compressed, the upward movement of the guide block 6 can drive the upper pressing and holding arm 3 fixedly arranged on the mounting part 63 to move upwards, so that the pressing and holding piece 31 and the clamping groove 41 are separated in the height direction, and at the moment, the pressing and holding spring 8 is in a compressed state; the telescopic link 51 of driver 5 continuously contracts back, support the left side wall of spacing groove 62 when the gag lever post, the telescopic link 51 of driver 5 contracts the action, can lead slider 7 intercommunication guide block 6 and go to left slip on the horizontal direction, thereby make fixed mounting press on the installation department 63 and hold arm 3 and move towards the left, so that press and hold 31 and draw-in groove 41 and stagger on the direction of height, external equipment can be on vertical direction, the finished product material stick in draw-in groove 41 is snatched in the perpendicular whereabouts, can avoid pressing to hold 31 to obstruct external equipment and put in the material stick to draw-in groove 41 on vertical direction equally, accomplish the opening action that presses and hold mechanism 20.
During feeding, an external device puts a material rod into the clamping groove 41 in the vertical direction, then the telescopic rod 51 of the driver 5 extends rightwards to return, the telescopic rod 51 drives the guide block 6 to slide rightwards to return in the horizontal direction, the pressing and holding piece 31 is aligned to the clamping groove 41 in the height direction, in the sliding and returning process of the guide block 6, the elastic piece in the compression state drives the guide block 6 to move downwards by means of the elastic force of the elastic piece, the pressing and holding piece 31 moves downwards and is matched with the clamping groove 41 to press and hold the material rod, and the closing action of the pressing and holding mechanism 20 is achieved. Compared with the prior art, the mode through centre gripping about adopting is pressed the charge bar and is held, thereby the material loading process has been reduced, the clamping is more convenient and fast, shorten the clamping time spent, thereby work efficiency has been improved, in addition, through setting up actuating mechanism, can make to press and hold mechanism 20 under the open mode, press and hold 31 and the stagger of draw-in groove 41, thereby avoid influencing the external equipment material loading, the material loading process has further been simplified, so the pressure of this application is held mechanism 20 and has the characteristics that the structure is simple and easy, work efficiency is high, the clamping is simple and fast.
In the present embodiment, the first guiding inclined plane 71 and the second guiding inclined plane 61 are respectively provided with a first plane section, an inclined plane section and a second plane section which are connected in sequence from left to right; the second planar section is higher than the first planar section in the vertical direction. Through setting up first planar segment and second planar segment, make press and hold mechanism 20 and can both keep pressing the distance between holding arm 3 and the lower pressure arm 4 under holding state and the open mode, can play and avoid unusually closed or press and hold insecure problem.
As shown in fig. 11-12, the sharpening mechanism 10 includes a mounting bracket assembly, an abrading assembly slidably (rotatably) mounted to the mounting bracket assembly, and an adjustment locking mechanism for adjusting the sliding position of the abrading assembly and locking the abrading assembly. The pressing and holding member 31 cooperates with the clamping groove 41 to clamp the material rod, and the head of the material rod faces the grinding assembly.
In the present embodiment, the mounting bracket assembly includes a mounting seat 101, a support plate 102 vertically fixed on the mounting seat 101, and a sliding seat 103, wherein the sliding seat 103 is hinged with the support plate 102 through a hinge locking mechanism. It should be noted that the hinge locking mechanism in this embodiment is a conventional angle adjusting mechanism, specifically, the angle adjusting mechanism includes three bolts 300, the three bolts 300 are all in threaded connection with the sliding seat 103, one of the bolts 300 is used as a hinge point and passes through the supporting plate 102 to be fixedly connected with the sliding seat 103, the other two bolts 300 respectively pass through the arc-shaped holes of the supporting plate 102 to be in threaded connection with the sliding seat 103, and the adjustment of the inclination angle of the sliding seat 103 is realized by loosening and tightening each bolt 300, so that the subsequently installed grinding assembly can adjust the inclination angle according to the requirement.
In this embodiment, the grinding assembly includes a grinding motor 201 and a grinding disc 202, the grinding disc 202 is fixedly connected to an output shaft of the grinding motor 201, and the sliding seat 103 is provided with a mounting hole for the grinding motor 201 to be inserted into. In the assembled state, the grinder motor 201 is inserted into the mounting hole and is slidable in the axial direction of the mounting hole.
In this embodiment, referring to fig. 12, the adjusting and locking mechanism includes a clamp 500 and a locking handle 400, a stud 401 is disposed at an end of the locking handle 400, a threaded hole in threaded connection with the stud 401 is formed in the sliding seat 103, the clamp 500 is fixedly sleeved on an outer peripheral side of the grinding motor 201, an outer side of the clamp 500 extends outward to form an abutting portion 501, and the abutting portion 501 is provided with a through hole through which the stud 401 passes. In an assembly state, the stud 401 passes through the through hole of the clamp 500 to be fixedly connected and locked with the threaded hole of the sliding seat 103, the sliding position of the grinding assembly is fixed through a threaded connection structure, and the locking handle 400 abuts against the abutting part 501 of the clamp 500, so that the grinding assembly is prevented from falling off the sliding seat 103. The working process of the adjustment and locking mechanism is as follows: if the grinding assembly needs to be adjusted forwards in a sliding manner, the locking handle 400 is rotated clockwise, the stud 401 is further inserted into the threaded hole of the sliding seat 103, and the locking handle 400 pushes the clamp 500 forwards, so that the grinding assembly indirectly moves relative to the sliding seat 103, and the adjustment of the sliding position of the grinding assembly is realized; if the grinding assembly is to be adjusted by sliding it backwards, the locking handle 400 is rotated counterclockwise.
As a modification, the grinding mechanism 10 further includes a monitoring device 600 for monitoring the positional deviation of the grinding assembly, the monitoring device 600 is fixedly disposed relative to the grinding assembly, the monitoring device 600 has a working end which is retractable and measures an error according to the amount of the retraction, and the working end of the monitoring device 600 abuts against the mounting bracket assembly. Specifically, monitoring devices 600 are fixedly mounted on clamp 500, and of course, in addition to being mounted on clamp 500, may also be mounted on grinder motor 201, only requiring that monitoring devices 600 be able to slide along with the grinding assembly. The side surface of the sliding seat 103 is fixedly provided with a stop block 700, and the working end of the monitoring device 600 extends towards the sliding seat 103 and abuts against the stop block 700.
In this embodiment, the monitoring device 600 is a displacement dial indicator. The specific using process is as follows: when the position of the grinding assembly is in a standard state, the working end of the displacement dial indicator has a certain compression amount, the compression amount at the moment is a standard threshold value, and after the position of the grinding assembly is changed, the working end of the displacement dial indicator stretches out or compresses, so that the standard threshold value is changed, and the position change of the grinding assembly can be intuitively reflected through a changed difference value. Compared with the prior art, through setting up monitoring devices 600 monitoring grinding component's removal deviation to can observe grinding component's positional deviation directly perceivedly, make the staff can correct grinding component fast, thereby improve work efficiency. Compared with the prior art, the grinding device with the pressing and holding mechanism has the advantages that the fixing mode of manual holding is replaced by the pressing and holding mechanism 20, labor intensity of workers is reduced, processing consistency of products is guaranteed, product quality is improved, production time is shortened, and production efficiency is improved.
Referring to fig. 13 and 14, the grinding mechanism 10 further includes a transverse slide 801, and the mounting seat 101 is slidably mounted on the transverse slide 801. In order to be suitable for milling cutters of different specifications to process and to process blades of different specifications, the mounting seat 101 extends along the length direction thereof, and a grinding assembly which is independent from the grinding assembly and is arranged at an interval is fixedly mounted on the top end surface of the mounting seat 101. The grinding assembly comprises a longitudinal sliding rail 802 fixedly mounted on the mounting seat 101, the longitudinal sliding rail 802 is provided with a longitudinal sliding seat 803 in sliding fit with the longitudinal sliding seat, a vertically arranged straight plate is fixedly connected to the top end face of the longitudinal sliding seat 803, and a grinding motor 804 is fixedly mounted on the side face of the straight plate. The grinding mechanism 10 further includes a linear motor 805 for driving the longitudinal slide 803 to slide along the longitudinal slide 802, and the linear motor 805 may be replaced by a driver such as an air cylinder, as long as the longitudinal slide 803 can be driven to slide along the longitudinal slide 802. The inside of the transverse slide rail 801 is a hollow structure, and a transverse driving motor 806 is fixedly mounted on the rear side surface of the transverse slide rail 801, and the transverse driving motor 806 is connected with the mounting base 101 through a crank mechanism, so that when the transverse driving motor 806 runs, the transverse driving motor 806 can drive the mounting base 101 to reciprocate through the crank mechanism. In addition, the bottom surface of the transverse sliding rail 801 is further provided with an indexing seat 807, one end of the transverse sliding rail 801 is hinged with one end of the indexing seat 807 through a hinge, and the transverse sliding rail 801 can be driven to rotate relative to the indexing seat 807 by adjusting an adjusting handle 808 on the rear side surface of the transverse sliding rail 801, so that the positions of the grinding assembly and the grinding assembly can be adjusted, and the grinding machine is suitable for different working conditions.
The working process of the grinding mechanism 10 of the present embodiment is as follows: before the grinding device is started, the position of the transverse sliding rail 801 relative to the indexing seat 807 is adjusted according to process requirements, then the corresponding bolts are adjusted, the inclination angles of the grinding motor 201 and the grinding motor 804 are adjusted, and after the adjustment is completed, the transverse driving motor 806 drives the mounting seat 101 to move to the avoiding station. After the grinding device is started, the grinding motor 201 and the grinding motor 804 are started, after the material bar is pressed and held on the motion tracks of the grinding motor 201 and the grinding motor 804 by the pressing and holding mechanism 20, the transverse driving motor 806 drives the mounting seat 101 to slide back and forth along the length direction of the transverse sliding rail 801 through the crank mechanism, so that the grinding motor 201 and the grinding motor 804 are indirectly driven to slide back and forth in the transverse direction, according to the requirements of the machining process, the positions of the grinding motor 201 and the grinding motor 804 are adjusted or locked, in the machining process, the linear motor 805 can also drive the longitudinal sliding seat 803 to slide along the longitudinal sliding rail 802, so that the position of the grinding motor 804 in the longitudinal direction is adjusted, the position of the grinding motor 804 is adjusted according to different working conditions, and cutting edges with different specifications are machined. After the machining is completed, the transverse driving motor 806 drives the mounting seat 101 to move to the avoiding station again, and the pressing mechanism 20 can perform a blanking process.
The working process of the grinding device with the pressing and holding mechanism in the embodiment is as follows: the material (material bar) is placed into the clamping groove 41 of the pressing mechanism 20 through an external robot, and then the pressing mechanism 20 presses and holds the material (material bar), so that the movement of the material is limited; then the material rod is polished by the polishing device, the material can be polished, the production mode replaces the traditional manual handheld mode, the labor intensity of workers is reduced, the processing consistency of the product is guaranteed, the product quality is improved, the production time is shortened, and the production efficiency is improved.
All the technical features in the embodiment can be freely combined according to actual needs.
The above embodiments are preferred implementations of the present invention, and the present invention can be implemented in other ways without departing from the spirit of the present invention.
Claims (8)
1. A grinding device with a pressing mechanism is characterized by comprising a grinding mechanism and a pressing mechanism positioned on the side of the grinding mechanism;
the grinding mechanism comprises a mounting bracket assembly, a grinding assembly and an adjusting and locking mechanism, wherein the grinding assembly is slidably mounted on the mounting bracket assembly, and the adjusting and locking mechanism is used for adjusting the sliding position of the grinding assembly and locking the grinding assembly;
the pressing mechanism comprises an upper pressing arm, a lower pressing arm, a hollow base and a top plate fixedly arranged above the base;
one end of the lower pressing and holding arm is fixedly arranged on the side of the base, and the other end of the lower pressing and holding arm is provided with a clamping groove;
one end of the upper pressing arm is provided with a pressing piece positioned above the clamping groove, and the other end of the upper pressing arm is provided with a guide block positioned in the base;
the top plate is provided with a movable channel;
the top end face of the guide block is provided with an installation part which penetrates through the movable channel and can slide along the movable channel, the installation part is fixedly connected with the upper pressing and holding arm, the guide block can reciprocate in the vertical direction relative to the top plate, and an elastic piece for driving the guide block to move downwards is arranged between the top plate and the guide block;
the base is also provided with a driving mechanism which drives the guide block to move upwards and drives the guide block to slide in the horizontal direction; the driving mechanism comprises a sliding block which is arranged in the base and positioned below the guide block and a driver which drives the sliding block to slide in a reciprocating manner in the horizontal direction, the driver is provided with a telescopic rod which can stretch and reciprocate, the telescopic rod of the driver is fixedly connected with the sliding block, and the sliding block can slide in the horizontal direction relative to the base; the top end surface of the sliding block is tightly attached to the bottom surface of the guide block, a first guide inclined surface which is inclined upwards is arranged on the top end surface of the sliding block, and a second guide inclined surface which is complementary to the first guide inclined surface is arranged on the bottom surface of the guide block; the driving mechanism further comprises a limiting groove formed in the bottom surface of the guide block and a limiting column formed on the top surface of the sliding block, the limiting column is inserted into the limiting groove, and the limiting column can reciprocate in the horizontal direction along the limiting groove;
when the grinding assembly works, the pressing and holding piece is matched with the clamping groove to clamp the material rod, and the head of the material rod faces the grinding assembly.
2. A grinding apparatus with a holding-down mechanism according to claim 1, wherein: the first guide inclined plane and the second guide inclined plane are respectively provided with a first plane section, an inclined plane section and a second plane section which are sequentially connected from left to right; in the vertical direction, the second plane section is higher than the first plane section.
3. A grinding apparatus with a holding-down mechanism according to claim 1, wherein: the pressure holding piece is detachably arranged at the end part of the upper pressure holding arm.
4. A grinding apparatus with a holding-down mechanism according to claim 1, wherein: the end part of the lower pressing arm provided with the clamping groove is detachably connected with a clamping seat, and the clamping groove is formed in the clamping seat.
5. A grinding apparatus with a holding-down mechanism according to claim 1, wherein: the guide block is of a convex structure, and the shoulder part of the guide block is provided with a blind hole for inserting the elastic piece; the elastic piece is a pressing spring, the pressing spring is placed in the blind hole, one end of the pressing spring abuts against the bottom of the blind hole, and the other end of the pressing spring abuts against the bottom surface of the top plate.
6. A grinding apparatus with a holding-down mechanism according to claim 1, wherein: grinding machanism still including being used for the monitoring grinding component positional deviation's monitoring devices, monitoring devices for grinding component is fixed to be set up, monitoring devices has the scalable work end that just measures the error according to the flexible volume, monitoring devices's work end with installing support subassembly supports.
7. An abrading device according to claim 6, wherein: the mounting bracket assembly comprises a mounting seat, a supporting plate and a sliding seat, wherein the supporting plate and the sliding seat are vertically fixed on the mounting seat, and the sliding seat is hinged with the supporting plate through a hinged locking mechanism; the grinding assembly comprises a grinding motor and a grinding disc, the grinding disc is fixedly connected with an output shaft of the grinding motor, the sliding seat is provided with a mounting hole for the grinding motor to insert, and the grinding motor is inserted into the mounting hole and can slide along the axial direction of the mounting hole; adjust locking mechanical system and include clamp and locking handle, the tip of locking handle is equipped with the double-screw bolt, the sliding seat seted up with double-screw bolt threaded connection's screw hole, the fixed cover of clamp is established the periphery side of grinding the motor, the outside of clamp outwards extends butt portion, butt portion has seted up the confession the through-hole that the double-screw bolt passed, the double-screw bolt passes the through-hole of clamp and the screw hole rigid coupling locking of sliding seat, locking handle supports the top the butt portion of clamp.
8. A grinding apparatus with a holding-down mechanism according to claim 7, wherein: the monitoring device is fixedly arranged on the clamp or the grinding motor, and the working end of the monitoring device extends towards the sliding seat and abuts against the sliding seat; and a stop block is fixedly arranged on the side surface of the sliding seat, and the working end of the monitoring device is abutted against the stop block.
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| CN202111501813.5A CN114227394B (en) | 2021-12-09 | 2021-12-09 | Grinding device with pressing and holding mechanism |
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| CN202111501813.5A CN114227394B (en) | 2021-12-09 | 2021-12-09 | Grinding device with pressing and holding mechanism |
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| CN114227394B true CN114227394B (en) | 2022-12-30 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102729104B (en) * | 2012-02-29 | 2014-11-26 | 重庆工具厂有限责任公司 | Gear grinding machine capable of precisely machining semi-topping slotting cutter |
| CN103042443B (en) * | 2012-12-24 | 2015-10-28 | 镇江大有硬质材料有限公司 | A kind of Diamond drill clamp |
| CN103786044B (en) * | 2014-02-14 | 2015-07-29 | 哈尔滨工业大学 | The accurate annular workpieces of pneumatic type plane clamping device decided at the higher level but not officially announced |
| CN105269375A (en) * | 2015-11-27 | 2016-01-27 | 沈阳飞机工业（集团）有限公司 | Pneumatic movable pressing plate clamping plate |
| CN106181605B (en) * | 2016-08-26 | 2019-06-11 | 马鞍山俊强精密机械设备有限公司 | A kind of method for grinding of knuckle-tooth knife computer controlled grinding machine |
| CN206811672U (en) * | 2017-06-22 | 2017-12-29 | 钟祥市金时利磁业有限公司 | The plane grinding apparatus of manganese-zinc ferrite magnetic material |
| CN210147656U (en) * | 2019-05-31 | 2020-03-17 | 黄少杰 | Grinding device |
| CN214292628U (en) * | 2020-12-31 | 2021-09-28 | 河南优利可机械工具有限公司 | Automatic positioning device for cutting edge of woodworking milling cutter |
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