CN213592635U - Composite dressing device of CBN grinding wheel for narrow and deep groove grinding - Google Patents
Composite dressing device of CBN grinding wheel for narrow and deep groove grinding Download PDFInfo
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- CN213592635U CN213592635U CN202021931684.4U CN202021931684U CN213592635U CN 213592635 U CN213592635 U CN 213592635U CN 202021931684 U CN202021931684 U CN 202021931684U CN 213592635 U CN213592635 U CN 213592635U
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Abstract
The utility model discloses a compound trimming device of CBN emery wheel for narrow deep groove grinding, including base and lead screw, but install horizontal relative movement and the same first main shaft of repairing of structure and second main shaft of repairing on the base, the one end of first main shaft of repairing and second main shaft of repairing all is connected with the repairing driving motor, the other end of first main shaft of repairing and second main shaft of repairing all installs the repairing gyro wheel; the utility model integrates two dressing functions on one dressing device, and can finish the thickness dressing and the first excircle dressing of the grinding wheel with high quality after the grinding wheel is replaced; after the grinding wheel is ground for a period of time, when the excircle needs to be sharpened and trimmed, the sharpening operation can be completed. Therefore, the dressing efficiency of the grinding wheel is improved under the condition that the dressing precision is not changed, a certain space in the machine tool is released, and the cost of the machine tool is reduced.
Description
Technical Field
The utility model relates to a machinery processing technology field especially relates to a compound trimming device of narrow deep trouth CBN emery wheel for grinding.
Background
Currently, the dressing of CBN grinding wheels is divided into two steps of dressing and dressing. The dressing of the thickness of the grinding wheel belongs to the shaping process of the grinding wheel, and the dressing of the excircle of the grinding wheel belongs to the dressing process of the grinding wheel. Because the CBN grinding wheel for processing the narrow deep groove is mostly a slice grinding wheel, the thickness of the grinding wheel is only about 1.5mm when the grinding wheel is minimum, therefore, when the thickness of the grinding wheel is trimmed, two side surfaces of the grinding wheel must be trimmed simultaneously, and the grinding wheel cannot be damaged when being trimmed. Traditional grinding wheel dresser generally divide into the thickness dresser and the excircle dresser two parts of emery wheel, carries out thickness plastic to the emery wheel respectively and repaiies with excircle sharpening, has not only increased the cost of lathe, and moreover, the process of repairing can consume more time.
SUMMERY OF THE UTILITY MODEL
To above-mentioned defect or not enough, the utility model aims to provide a compound trimming device of CBN emery wheel is used in narrow deep trouth grinding.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a composite dressing device of a CBN grinding wheel for narrow and deep groove grinding comprises a base and a lead screw, wherein a first dressing main shaft and a second dressing main shaft which can move transversely and relatively and have the same structure are mounted on the base; a screw rod is mounted at the upper end of the base, one end of the screw rod is connected with a driving device, and a first sliding block and a second sliding block which are matched are symmetrically mounted on the screw rod; dovetail guide rail grooves are formed in the upper end face of the base and are clamped with the lower end faces of the first sliding block and the second sliding block in a matched mode, and the upper end faces of the first sliding block and the second sliding block are connected with a first finishing main shaft and a second finishing main shaft through mounting plates respectively.
The dressing roller is a diamond roller.
The mounting panel includes, removes mounting panel and fixed mounting panel, remove the mounting panel through wedge movable mounting in first slider upper surface, the fixed mounting panel passes through screw fixed mounting in second slider upper surface.
The lead screw is a bidirectional lead screw, threaded holes matched with the lead screw are formed in the first sliding block and the second sliding block, the first sliding block is matched with left-handed threads on the lead screw, and the second sliding block is matched with right-handed threads on the lead screw.
The driving device comprises a worm wheel arranged at one end of the screw rod, the tooth top of the worm wheel is connected with a worm, the tooth top of the worm wheel is meshed with the spiral line of the worm, and the axis of the worm wheel is vertical to the worm; and two ends of the worm are respectively connected with a ratchet mechanism for automatic feeding and an adjusting knob for manual feeding.
The ratchet mechanism comprises a hydraulic cylinder and a ratchet wheel sleeved on a worm, the worm is fixedly connected with the ratchet wheel through a key, a boss on the outer side of the ratchet wheel is sleeved with a swing rod, and a free end above the swing rod is matched with a telescopic rod of the hydraulic cylinder; the upper end of the ratchet wheel is provided with a pawl for stopping the ratchet wheel, the ratchet wheel is meshed with the pawl, and the upper end of the pawl is connected to the inner side of the swing rod.
The periphery surface of the ratchet wheel boss is in clearance fit with the mounting hole of the swing rod, the ratchet wheel and the swing rod are axially compressed through a pressing plate, and the pressing plate is fixed on the worm through a nut.
The hydraulic cylinder is connected with a control switch, and the hydraulic cylinder is electrically connected with the control switch.
A manual adjusting handle mechanism is arranged on the outer side of the first sliding block and comprises an adjusting handle, an adjusting seat, an adjusting baffle, an adjusting screw, a first bracket and a second bracket; the first support is fixedly connected to the first sliding block through a screw, the second support is fixedly connected to the outer side of the movable mounting plate through a screw, and the second support is in clearance fit with the upper surface of the first sliding block; the other end of the second support is fixedly connected with the adjusting seat, the adjusting seat is fixedly connected with the adjusting baffle, the adjusting baffle is located on the outer side of the adjusting seat, the adjusting handle is connected with the adjusting screw through the taper pin, and the adjusting screw is matched with the threaded hole in the upper end of the first support.
A locking handle mechanism used for locking the movable mounting plate and the first sliding block to slide relatively is arranged on one side of the first sliding block; the locking handle mechanism comprises a handle rod, a mounting seat, a screw rod and a T-shaped groove nut; the T-shaped groove nut is clamped in a clamping groove formed by the wedge and the movable mounting plate and connected with the screw, the other end of the screw longitudinally penetrates through the first sliding block to be connected with the mounting seat, the mounting seat is located on the lower end face of the first sliding block, and the handle rod is fixedly connected with the mounting seat.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a composite dressing device of a CBN grinding wheel for narrow and deep groove grinding, which integrates two dressing functions on one dressing device, and can finish the thickness dressing and the first excircle dressing of the grinding wheel with high quality after the grinding wheel is replaced; after the grinding wheel is ground for a period of time, when the excircle needs to be sharpened and trimmed, the sharpening operation can be completed. Therefore, the dressing efficiency of the grinding wheel is improved under the condition that the dressing precision is not changed, a certain space in the machine tool is released, and the cost of the machine tool is reduced.
Drawings
FIG. 1 is a schematic view showing the structure of the working state of the device of the present invention;
FIG. 2 is a schematic view of the screw driving structure of the device of the present invention;
FIG. 3 is a schematic view of the worm gear arrangement of FIG. 2;
FIG. 4 is a schematic view of the worm drive of FIG. 3;
FIG. 5 is a cross-sectional view of the base and slider mounting structure of FIG. 2;
FIG. 6 is a schematic view of the ratchet and pawl drive configuration of FIG. 3;
FIG. 7 is a schematic view of the structure of the working state of the device of the present invention;
fig. 8 is a schematic structural view of the manual adjustment handle mechanism of fig. 2.
In the figure, 1 — base; 2-a first dressing spindle; 3-second dressing spindle; 4-trimming the driving motor; 5, dressing a roller; 6-dovetail guide rail; 7, mounting a plate; 8-a worm gear; 9-a lead screw; 10-a worm; 11-adjusting knob; 12-a ratchet wheel; 13-a pawl; 14-a hydraulic cylinder; 15-a telescopic rod; 16-a swing rod; 17-a control switch; 18-a grinding wheel; 19-locking handle mechanism; 20-manual adjustment of the handle mechanism; 21-a wedge; 22-a platen; 7-1-moving the mounting plate; 7-2, fixing a mounting plate; 9-1 — a first slider; 9-2 — second slider; 19-1-handle bar; 19-2-mounting seat; 19-3-screw; 19-4-T-slot nut; 20-1 — a first scaffold; 20-2 — a second scaffold; 20-3-adjusting handle; 20-4-adjusting seat; 20-5-adjusting the baffle; 20-6-adjusting screw; 20-7-taper pin.
Detailed Description
The present invention will be described in detail with reference to the drawings, and it should be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, 2 and 7, a composite dressing device for a CBN grinding wheel for narrow and deep groove grinding comprises a base 1 and a lead screw 9, wherein a first dressing spindle 2 and a second dressing spindle 3 which can move relatively in a transverse direction and have the same structure are mounted on the base 1, one end of each of the first dressing spindle 2 and the second dressing spindle 3 is connected with a dressing driving motor 4, and the other end (power output end) of each of the first dressing spindle 2 and the second dressing spindle 3 is provided with a dressing roller; the trimming roller is a diamond roller 5, and the diamond roller 5 performs thickness trimming on a grinding wheel 18 to be processed; it should be noted that, the first dressing main shaft 2 and the second dressing main shaft 3 are both driven by an independent dressing driving motor 4 (a common motor), and the start and stop of the motors are controlled by an electrical system; at start-up, the spindle rotation directions of the first dressing spindle 2 and the second dressing spindle 3 are opposite, and the dressing spindles rotate at the rated rotation speed of the motor.
In the utility model, a lead screw 9 is arranged at the upper end of the base 1; the screw 9 is a bidirectional screw, and a first sliding block 9-1 and a second sliding block 9-2 which are matched are symmetrically arranged on the screw 9; one end of the screw rod 9 is connected with a driving device. Specifically, threaded holes matched with the lead screw 9 are formed in the first sliding block 9-1 and the second sliding block 9-2, the first sliding block 9-1 is matched with left-handed threads on the lead screw 9, and the second sliding block 9-2 is matched with right-handed threads on the lead screw 9.
It should be noted that: because the screw rod 9 is a bidirectional screw rod (left-right screw rod), the screw rod rotates in one direction, two nuts (sliding blocks) on the threads are separated or closed towards two ends, and when the screw rod rotates in the opposite direction, the two nuts are closed or separated.
As shown in fig. 2 and 5, a dovetail guide rail groove 6 is formed in the upper end surface of the base 1, the dovetail guide rail groove 6 is matched and clamped with the lower end surfaces of the first slider 9-1 and the second slider 9-2, and the upper end surfaces of the first slider 9-1 and the second slider 9-2 are respectively connected with the first dressing spindle 2 and the second dressing spindle 3 through a mounting plate 7. Specifically, as shown in fig. 2, the mounting plate 7 includes a movable mounting plate 7-1 and a fixed mounting plate 7-2, the movable mounting plate 7-1 is movably mounted on the upper surface of the first slider 9-1 by a wedge 21, and the fixed mounting plate 7-2 is fixedly mounted on the upper surface of the second slider 9-2 by a screw. It should be noted that the two trimming spindles move relatively along the dovetail guide rail groove 6, the relative movement can be manual feeding, or automatic feeding can be realized by controlling the oil cylinder through the control switch 17, and the speed of the manual feeding and the automatic feeding are both 0.001 mm/time.
In the present invention, as shown in fig. 2 and 5, a locking handle mechanism 19 for locking the movable mounting plate 7-1 and the first slider 9-1 to slide relatively is provided on one side of the first slider 9-1. The locking handle mechanism 19 comprises a handle rod 19-1, a mounting seat 19-2, a screw rod 19-3 and a T-shaped groove nut 19-4; the T-shaped groove nut 19-4 is clamped in a clamping groove formed by the wedge 21 and the movable mounting plate 7-1, the T-shaped groove nut 19-4 is connected with the screw 19-3, the other end of the screw 19-3 longitudinally penetrates through the first sliding block 9-1 to be connected with the mounting seat 19-2, the mounting seat 19-2 is located on the lower end face of the first sliding block 9-1, and the handle rod 19-1 is fixedly connected with the mounting seat 19-2; in the use process, the handle rod 19-1 is manually rotated, the screw rod 19-3 fixedly connected with the mounting seat 19-2 moves downwards, the screw rod 19-3 drives the T-shaped groove nut 19-4 to be fixedly clamped in a clamping groove formed by the wedge 21 and the movable mounting plate 7-1, the movable mounting plate 7-1 is pressed tightly, and the locking function of relative sliding of the movable mounting plate 7-1 and the first sliding block 9-1 is realized; after the positions of the two trimming main shafts are roughly adjusted by quickly feeding or retracting the cutter through the manual adjusting handle mechanism 20, the locking handle mechanism 19 is locked, the positions of the two trimming main shafts are finely adjusted through manually adjusting the adjusting knob 11, and finally the grinding wheel 18 is subjected to thickness trimming through automatic fine adjustment feeding.
As shown in fig. 2 and 8, a manual adjustment handle mechanism 20 is provided on the outer side of the first slider 9-1. The manual adjusting handle mechanism 20 comprises an adjusting handle 20-3, an adjusting seat 20-4, an adjusting baffle 20-5, an adjusting screw 20-6, a first bracket 20-1 and a second bracket 20-2; the first bracket 20-1 is fixedly connected to the first sliding block 9-1 through a screw, the second bracket 20-2 is fixedly connected to the outer side of the movable mounting plate 7-1 through a screw, and the second bracket 20-2 is in clearance fit with the upper surface of the first sliding block 9-1 and can slide relatively; the other end of the second bracket 20-2 is fixedly connected with an adjusting seat 20-4, the adjusting seat 20-4 is fixedly connected with an adjusting baffle 20-5, the adjusting baffle 20-5 is positioned at the outer side of the adjusting seat 20-4, the adjusting handle 20-3 is connected with an adjusting screw 20-6 through a conical pin 20-7, and the adjusting screw 20-6 is matched with a threaded hole at the upper end of the first bracket 20-1; when the thickness of the grinding wheel is finished, the diamond roller 5 on the first dressing main shaft 2 is quickly withdrawn by manually adjusting the handle mechanism 20; or in the process of adjusting the advancing cutter for grinding wheel thickness forming trimming, the diamond roller 5 on the first trimming main shaft 2 is rapidly fed through the manual adjusting handle mechanism 20, so that the trimming distance between the two trimming main shafts rapidly reaches the designated position, and then manual fine adjustment is performed through the adjusting knob 11, so that the two diamond rollers 5 are close to the trimming surfaces on the two sides of the grinding wheel 18 until the diamond rollers contact the trimming surfaces of the grinding wheel 18; and finally, performing thickness dressing on the grinding wheel 18 through automatic fine adjustment feed.
As shown in fig. 2, 3 and 4, the driving device includes a worm wheel 8 mounted at one end of a lead screw 9, a worm 10 is connected to a tooth crest of the worm wheel 8, the tooth crest of the worm wheel 8 is meshed with a spiral line of the worm 10, and an axis of the worm wheel 8 is perpendicular to the worm 10; both ends of the worm 10 are respectively connected with a ratchet mechanism for automatic feeding and an adjusting knob 11 for manual feeding. The feed rates of the ratchet mechanism and the adjusting knob 11 are both 0.001 mm/time.
As shown in fig. 3, 4 and 6, the ratchet mechanism includes a hydraulic cylinder 14 and a ratchet 12 sleeved on a worm 10, the worm 10 is fixedly connected with the ratchet 12 through a key, a boss outside the ratchet 12 is sleeved with a swing rod 16, the peripheral surface of the boss of the ratchet 12 is in clearance fit with an installation hole of the swing rod 16, the ratchet 12 and the swing rod 16 are axially pressed and fixed through a pressing plate 22, and the pressing plate 22 is fixed on the worm 10 through a nut. The free end above the swing rod 16 is matched with the telescopic rod 15 of the hydraulic cylinder 14; the upper end of the ratchet wheel 12 is provided with a pawl 13 for stopping the ratchet wheel 12, the ratchet wheel 12 is meshed with the pawl 13, and the upper end of the pawl 13 is connected to the inner side of the swing rod 16. It should be noted that, during the engagement between the ratchet 12 and the pawl 13, the upper end of the pawl 13 is provided with a retractable spring device, so that during the engagement with the ratchet 12, the pawl 13 can float up and down to be engaged with the ratchet 12.
The utility model discloses in, pneumatic cylinder 14 is connected with and is used for controlling 14 work of pneumatic cylinder, starts or the pneumatic cylinder execution control switch 17 that closes, pneumatic cylinder 14 is connected with control switch 17 electricity. The operation, starting or closing of the hydraulic cylinder 14 is performed by the hydraulic cylinder controlled by a control switch 17.
The utility model discloses a theory of operation and process:
firstly, the diamond roller 5 at the front end of the first trimming main shaft 2 is quickly fed or withdrawn through a manual adjusting handle mechanism 20, and the position between the two diamond rollers 5 is roughly adjusted manually;
the grinding wheel 18 to be machined is fed and moved to a position between the two diamond rollers 5 through a linear shaft of the movable machine tool, manual fine adjustment is carried out through the adjusting knob 11, the two diamond rollers 5 are made to further approach the grinding wheel 18 to be machined in the middle until the two diamond rollers 5 are all in contact with grinding surfaces on two sides of the grinding wheel 18 to be machined, and finally thickness trimming is carried out on the grinding wheel 18 through automatic fine adjustment feed.
Manual fine adjustment process: after the manual rough adjustment is finished, the adjusting knob 11 installed at one end of the worm 10 is manually rotated for adjustment, the adjusting knob 11 and the worm 10 are fixedly installed, when the adjusting knob 11 rotates, the worm 10 is driven to rotate, the worm 10 is matched with the worm wheel 8 to drive the worm wheel 8 to rotate, the worm wheel 8 drives the lead screw 9 to drive, the first sliding block 9-1 and the second sliding block 9-2 which are screwed on the lead screw 9 are further drawn close to the middle, and therefore the diamond rollers 5 installed at the front ends of the first trimming main shaft 2 and the second trimming main shaft 3 are in contact with grinding faces on two sides of the grinding wheel 18 to be machined.
The automatic fine-tuning feed process comprises the following steps: after the manual fine adjustment is finished, the diamond rollers 5 arranged at the front ends of the first finishing main shaft 2 and the second finishing main shaft 3 are contacted with grinding surfaces on two sides of the grinding wheel 18 to be processed, the finishing driving motor 4 is started to drive the diamond rollers 5 to rotate, and the two sides of the grinding wheel 18 are ground by utilizing the diamond-plated emery (115 multiplied by 38 multiplied by 22 multiplied by 3.5 multiplied by 2) on the circumferential surface of the diamond rollers 5; meanwhile, the control switch 17 is operated to start the hydraulic cylinder 14 to work, the telescopic rod 15 reciprocates to push the driving swing rod 16 to swing in a reciprocating mode anticlockwise, and meanwhile the pawl 13 is meshed with the ratchet wheel 12 to stop the ratchet wheel 12, so that the driven ratchet wheel 12 performs one-way gap transmission; the ratchet wheel 12 drives the worm 10 to drive, the worm 10 is matched with the worm wheel 8 to drive the worm wheel 8 to rotate, the worm wheel 8 drives the lead screw 9 to rotate, when the lead screw 9 rotates, the first sliding block 9-1 and the second sliding block 9-2 which are screwed on the lead screw 9 are drawn close to the middle, so that the first trimming spindle 2 which is arranged on the first sliding block 9-1 and the second trimming spindle 3 which is arranged on the second sliding block 9-2 are drawn close to the middle relatively, the diamond idler wheels 5 (cutters) at the front ends of the first trimming spindle 2 and the second trimming spindle 3 are driven to feed simultaneously, and the thickness of the grinding wheel 18 is trimmed. It should be noted that the automatic feed process is used in cooperation with a grinding wheel dressing program of a machine tool; when the automatic feeding is carried out, only the feed is carried out, and the withdrawal is not carried out.
After finishing the grinding wheel thickness dressing process, as shown in fig. 7, the grinding wheel is moved to the end face of the diamond roller 5 by feeding the linear shaft of the movable machine tool, and the grinding wheel outer circle dressing process is performed. The end face of the diamond roller 5 is plated with sand (115 multiplied by 38 multiplied by 22 multiplied by 5 multiplied by 2), and the grinding wheel 18 is directly close to the position of the end face to carry out the dressing of the excircle of the grinding wheel.
The utility model relates to an ingenious, rational in infrastructure, easy operation, the dressing function of emery wheel thickness and the sharpening function of emery wheel excircle have been integrateed, and can satisfy the lathe and carry out the demand of two emery wheel sharpening functions simultaneously, under the prerequisite of guaranteeing the dressing precision, improved the dressing efficiency of lathe by a wide margin.
It should be apparent to those skilled in the art that the above embodiments are only preferred embodiments of the present invention, and therefore, the modifications and changes that can be made by those skilled in the art to some parts of the present invention still embody the principles of the present invention, and the objects of the present invention are achieved, all falling within the scope of the present invention.
Claims (10)
1. The composite dressing device of the CBN grinding wheel for narrow and deep groove grinding is characterized by comprising a base (1) and a lead screw (9), wherein a first dressing main shaft (2) and a second dressing main shaft (3) which can move transversely and relatively and have the same structure are mounted on the base (1), one ends of the first dressing main shaft (2) and the second dressing main shaft (3) are connected with a dressing driving motor (4), and dressing rollers are mounted at the other ends of the first dressing main shaft (2) and the second dressing main shaft (3); a lead screw (9) is installed at the upper end of the base (1), one end of the lead screw (9) is connected with a driving device, and a first sliding block (9-1) and a second sliding block (9-2) which are matched with each other are symmetrically installed on the lead screw (9); dovetail guide rail groove (6) have been seted up to base (1) up end face, dovetail guide rail groove (6) all with the lower terminal surface phase-match block of first slider (9-1) and second slider (9-2), the up end of first slider (9-1) and second slider (9-2) is connected with first main shaft (2) of repairing and second main shaft (3) respectively through mounting panel (7).
2. The composite dressing apparatus for a CBN grinding wheel for narrow deep groove grinding as claimed in claim 1, wherein the dressing roller is a diamond roller (5).
3. The composite dressing device of the CBN grinding wheel for grinding the narrow and deep groove according to claim 1, characterized in that the mounting plate (7) comprises a movable mounting plate (7-1) and a fixed mounting plate (7-2), the movable mounting plate (7-1) is movably mounted on the upper surface of the first slide block (9-1) through a wedge (21), and the fixed mounting plate (7-2) is fixedly mounted on the upper surface of the second slide block (9-2) through a screw.
4. The composite dressing device of the CBN grinding wheel for grinding the narrow and deep groove as claimed in claim 1, wherein the lead screw (9) is a bidirectional lead screw, threaded holes matched with the lead screw (9) are formed in the first sliding block (9-1) and the second sliding block (9-2), the first sliding block (9-1) is matched with a left-handed thread on the lead screw (9), and the second sliding block (9-2) is matched with a right-handed thread on the lead screw (9).
5. The composite dressing device of the CBN grinding wheel for the narrow and deep groove grinding of the claim 1, characterized in that the driving device comprises a worm wheel (8) arranged at one end of a lead screw (9), the tooth crest of the worm wheel (8) is connected with a worm (10), the tooth crest of the worm wheel (8) is meshed with the spiral line of the worm (10), and the axis of the worm wheel (8) is vertical to the worm (10); two ends of the worm (10) are respectively connected with a ratchet mechanism for automatic feeding and an adjusting knob (11) for manual feeding.
6. The composite dressing device of the CBN grinding wheel for grinding the narrow and deep groove according to claim 5, wherein the ratchet mechanism comprises a hydraulic cylinder (14) and a ratchet wheel (12) sleeved on a worm (10), the worm (10) is fixedly connected with the ratchet wheel (12) through a key, a boss on the outer side of the ratchet wheel (12) is sleeved with a swing rod (16), and a free end above the swing rod (16) is matched with a telescopic rod (15) of the hydraulic cylinder (14); the upper end of the ratchet wheel (12) is provided with a pawl (13) for stopping the ratchet wheel (12), the ratchet wheel (12) is meshed with the pawl (13), and the upper end of the pawl (13) is connected to the inner side of the swing rod (16).
7. The composite dressing device of the CBN grinding wheel for grinding the narrow and deep groove is characterized in that the peripheral surface of the boss of the ratchet wheel (12) is in clearance fit with the mounting hole of the swing rod (16), the ratchet wheel (12) and the swing rod (16) are axially pressed through a pressure plate (22), and the pressure plate (22) is fixed on the worm (10) through a nut.
8. The composite dressing apparatus for a CBN grinding wheel for narrow and deep groove grinding as claimed in claim 6, wherein a control switch (17) is connected to the hydraulic cylinder (14), and the hydraulic cylinder (14) is electrically connected to the control switch (17).
9. The compound dressing device of the narrow and deep groove grinding CBN grinding wheel according to claim 1 or 3, characterized in that a manual adjusting handle mechanism (20) is arranged on the outer side of the first sliding block (9-1), and the manual adjusting handle mechanism (20) comprises an adjusting handle (20-3), an adjusting seat (20-4), an adjusting baffle plate (20-5), an adjusting screw (20-6), a first bracket (20-1) and a second bracket (20-2); the first support (20-1) is fixedly connected to the first sliding block (9-1) through a screw, the second support (20-2) is fixedly connected to the outer side of the movable mounting plate (7-1) through a screw, and the second support (20-2) is in clearance fit with the upper surface of the first sliding block (9-1); the other end of the second support (20-2) is fixedly connected with an adjusting seat (20-4), the adjusting seat (20-4) is fixedly connected with an adjusting baffle plate (20-5), the adjusting baffle plate (20-5) is located on the outer side of the adjusting seat (20-4), an adjusting handle (20-3) is connected with an adjusting screw (20-6) through a conical pin (20-7), and the adjusting screw (20-6) is matched with a threaded hole in the upper end of the first support (20-1).
10. The composite dressing device of the CBN grinding wheel for grinding the narrow and deep groove according to the claim 1 or 3, characterized in that one side of the first sliding block (9-1) is provided with a locking handle mechanism (19) for locking the relative sliding of the movable mounting plate (7-1) and the first sliding block (9-1); the locking handle mechanism (19) comprises a handle rod (19-1), a mounting seat (19-2), a screw rod (19-3) and a T-shaped groove nut (19-4); the T-shaped groove nut (19-4) is clamped in a clamping groove formed by the wedge (21) and the movable mounting plate (7-1), the T-shaped groove nut (19-4) is connected with the screw rod (19-3), the other end of the screw rod (19-3) longitudinally penetrates through the first sliding block (9-1) to be connected with the mounting seat (19-2), the mounting seat (19-2) is located on the lower end face of the first sliding block (9-1), and the handle rod (19-1) is fixedly connected with the mounting seat (19-2).
Priority Applications (1)
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CN202021931684.4U CN213592635U (en) | 2020-09-07 | 2020-09-07 | Composite dressing device of CBN grinding wheel for narrow and deep groove grinding |
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CN202021931684.4U CN213592635U (en) | 2020-09-07 | 2020-09-07 | Composite dressing device of CBN grinding wheel for narrow and deep groove grinding |
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CN202021931684.4U Active CN213592635U (en) | 2020-09-07 | 2020-09-07 | Composite dressing device of CBN grinding wheel for narrow and deep groove grinding |
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