CN108422290B - Dovetail guide rail grinding machine tool - Google Patents
Dovetail guide rail grinding machine tool Download PDFInfo
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- CN108422290B CN108422290B CN201810566815.4A CN201810566815A CN108422290B CN 108422290 B CN108422290 B CN 108422290B CN 201810566815 A CN201810566815 A CN 201810566815A CN 108422290 B CN108422290 B CN 108422290B
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- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 5
- 235000010627 Phaseolus vulgaris Nutrition 0.000 claims description 3
- 244000046052 Phaseolus vulgaris Species 0.000 claims description 3
- 230000009191 jumping Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 6
- 238000012545 processing Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 229910001651 emery Inorganic materials 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
Classifications
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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
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/004—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding rails, T, I, H or other similar profiles
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
本发明公开了一种燕尾导轨磨削机床，包括基台和龙门架，所述基台顶部设置有龙门架，所述龙门架由横梁与立柱组成，所述立柱设置有两个，且分别设置在横梁两端，所述横梁与立柱之间垂直设置，所述立柱与基台连接处设置有第一移动机构，所述横梁一侧垂直设有连杆，所述连杆与横梁连接处设置有第二移动机构，所述基台顶部设置有导轨固定台以及底部设置有第三电机，所述第三电机输出轴贯穿基台，且与导轨固定台之间传动连接。本发明通过采用粗、细砂轮对燕尾导轨的V形槽进行双重磨削的方式来加工燕尾导轨，解决了采用传统的端面磨削方式磨削V形槽而导致磨床的压力集中在端面，使得V型导轨的斜边在磨削时磨削得不充分的问题。
The present invention discloses a dovetail guide rail grinding machine, including a base and a gantry, wherein a gantry is arranged on the top of the base, and the gantry is composed of a crossbeam and a column, wherein two columns are arranged and respectively arranged at both ends of the crossbeam, wherein the crossbeam and the column are arranged vertically, wherein a first moving mechanism is arranged at the connection between the column and the base, wherein a connecting rod is vertically arranged on one side of the crossbeam, wherein a second moving mechanism is arranged at the connection between the connecting rod and the crossbeam, wherein a guide rail fixing platform is arranged on the top of the base and a third motor is arranged at the bottom, wherein the output shaft of the third motor passes through the base and is connected to the guide rail fixing platform in a transmission manner. The present invention processes the dovetail guide rail by using coarse and fine grinding wheels to perform double grinding on the V-groove of the dovetail guide rail, thereby solving the problem that the pressure of the grinder is concentrated on the end face when the V-groove is ground by the traditional end face grinding method, so that the bevel of the V-shaped guide rail is not ground sufficiently during grinding.
Description
Technical Field
The invention relates to the field of grinding equipment, in particular to a dovetail guide rail grinding machine tool.
Background
With the rapid development of the domestic machinery manufacturing industry, various grinding machines are gradually increased, but few professional grinding machines are used for grinding dovetail guide rails. The dovetail guide rail, also called V-shaped guide rail, is required to grind V-shaped groove due to its structural requirement, when the V-shaped groove is ground by a conventional grinder, it is vertically ground by a grinding wheel with V-shaped edge, and this grinding mode has a disadvantage in that most of grinding force is concentrated on the plane of the V-shaped guide rail, that is, so-called end grinding, when the grinder adjusts the grinding stroke in the longitudinal direction, since the pressure of the grinder is concentrated on the end surface, the bevel edge of the V-shaped guide rail is insufficiently ground during grinding, which results in the transmission precision of the V-shaped guide rail on the machine tool, affecting the quality of the whole machine tool.
Therefore, it is necessary to invent a dovetail rail grinding machine to solve the above problems.
Disclosure of Invention
The invention aims to provide a dovetail guide rail grinding machine tool, which is used for machining a dovetail guide rail by adopting a mode of double grinding of V-shaped grooves of a dovetail guide rail by adopting a coarse grinding wheel and a fine grinding wheel, so as to solve the problem that the pressure of a grinding machine is concentrated on an end surface due to the fact that the V-shaped grooves are ground by adopting a traditional end surface grinding mode in the prior art, and the bevel edges of the V-shaped guide rail are insufficiently ground during grinding.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a forked tail guide rail grinding lathe, includes base station and portal frame, the base station top is provided with the portal frame, the portal frame comprises crossbeam and stand, the stand is provided with two, and sets up respectively at the crossbeam both ends, set up perpendicularly between crossbeam and the stand, stand and base station junction is provided with first moving mechanism, crossbeam one side is equipped with the connecting rod perpendicularly, connecting rod and crossbeam junction are provided with second moving mechanism, the base station top is provided with guide rail fixed station and bottom and is provided with the third motor, the third motor output shaft runs through the base station, and is connected with the transmission between the guide rail fixed station, connecting rod bottom fixedly connected with layer board, the layer board equally divides into two parts exactly to the connecting rod, the layer board top is provided with the fourth motor, the fourth motor is provided with two, and sets up respectively in the connecting rod both sides, the fourth motor output shaft tip is connected with fine grinding wheel and coarse grinding wheel respectively, fine grinding wheel and the fourth motor output shaft junction that corresponds with each one side all overlaps and is equipped with the connecting sleeve, base station both sides all are provided with first spout and second spout.
Preferably, the first moving mechanism comprises a first motor, a first sliding block and a first gear, wherein the first motor output shaft penetrates through the first sliding block and is connected with the first gear in a transmission mode, a first U-shaped groove is symmetrically arranged at the top and the bottom of the first sliding block towards the central axis in a horizontal mode, first arc-shaped grooves are correspondingly arranged on two side walls of the first U-shaped groove, first balls are arranged in the first arc-shaped grooves, the diameter of each first ball is smaller than that of the first arc-shaped groove and larger than that of the notch of the first arc-shaped groove, first gear tops are correspondingly provided with first gear teeth, first limiting plates are correspondingly arranged on two sides of the bottom of the first gear teeth, the first gear teeth are fixedly arranged at the tops of the first sliding grooves, and the first limiting plates are fixedly arranged at the bottoms of the first sliding grooves.
Preferably, the second moving mechanism comprises a second motor, a second sliding block and a second gear, the output shaft of the second motor penetrates through the second sliding block and is connected with the second gear in a transmission mode, a second U-shaped groove is symmetrically formed in the top and the bottom of the second sliding block towards the central axis in a horizontal mode, second arc-shaped grooves are formed in two side walls of the second U-shaped groove in a corresponding mode, second balls are arranged in the second arc-shaped grooves, the diameter of each second ball is smaller than that of each second arc-shaped groove and larger than that of each notch of the second arc-shaped groove, second gear teeth are correspondingly arranged at the top of the second gear, second limiting plates are correspondingly arranged at two sides of the bottom of the second gear teeth, the second gear teeth are fixedly arranged at the top of the second sliding groove, and the second limiting plates are fixedly arranged at the bottom of the second sliding groove.
Preferably, the baffle is vertically arranged at the top of the guide rail fixing table horizontally towards the central axis, the baffle divides the guide rail fixing table into two areas, and positioning pins are vertically arranged at four corners of the top of the two areas.
Preferably, the guide rail fixed station both sides all are provided with the fixed block, the fixed block has the telescopic link through shaft coupling swing joint, telescopic link top fixedly connected with buckle.
Preferably, the telescopic link comprises first branch and second branch, first branch and the equal cavity setting of second branch, be equipped with the gag lever post in the cavity in the second branch perpendicularly, the outside cover of gag lever post is equipped with the spring, the outside cooperation of gag lever post is equipped with the jump beans button, all be provided with the through-hole on first branch and the second branch, and the through-hole on the first branch is provided with a plurality of.
Preferably, the bottom of the bean-jumping button is provided with an annular step, the inner diameter of the annular step is larger than the diameter of the limiting rod, and the outer diameter of the annular step is larger than the diameter of the through hole.
Preferably, the surface of the straight section of the rough grinding wheel is circumferentially provided with grinding wheel teeth, and the wheel diameter of the rough grinding wheel is smaller than that of the fine grinding wheel.
Preferably, the fourth motor output shaft bottom is provided with the draw-in groove, the emery wheel top is provided with the fixture block, draw-in groove inner wall and fixture block outer wall all are provided with the screw thread of mutually supporting, draw-in groove and fixture block threaded connection, all be provided with the external screw thread on fourth motor output shaft and the emery wheel straightway outer wall, the connecting sleeve inner wall is provided with the internal screw thread, fourth motor output shaft and emery wheel all with connecting sleeve cooperation spiro union.
The invention has the technical effects and advantages that:
1. The V-shaped groove of the dovetail guide rail is subjected to double grinding by adopting the matched use of the fine grinding wheel and the coarse grinding wheel, so that the problem that the pressure of a grinding machine is concentrated on the end surface due to the fact that the V-shaped groove is ground in the traditional end surface grinding mode, so that the bevel edge of the V-shaped guide rail is insufficiently ground in grinding is solved, and the grinding wheel teeth on the surface of the coarse grinding wheel can assist in pre-grinding the dovetail guide rail to be ground, so that the grinding speed of the dovetail guide rail to be ground is greatly increased;
2. the guide rail fixing table can be divided into two processing stations by the partition plate, so that grinding and dismounting of the dovetail guide rail can be synchronously performed, the grinding processing speed is increased, and meanwhile, the partition plate can prevent scraps generated by the processing stations from splashing to bring harm to workers of the dismounting stations;
3. through the telescopic link that has the buckle, can be with the telescopic link that uses the shaft coupling swing joint on the fixed block as the reference shaft upset certain angle for the telescopic link is vertical to parallel with the guide rail fixed station, lets the buckle fix the forked tail guide rail that treats the grinding on the guide rail fixed station just, with the fixed effect of cooperation locating pin reinforcing treating the grinding forked tail guide rail.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is an overall side elevational cross-sectional view of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1 in accordance with the present invention;
FIG. 4 is an enlarged view of portion B of FIG. 2 in accordance with the present invention;
FIG. 5 is a partial cross-sectional view of the telescoping rod of the present invention;
FIG. 6 is a cross-sectional view of the attachment of the grinding wheel of the present invention to the output shaft of the fourth motor;
FIG. 7 is a schematic view of a partial structure of a rough grinding wheel according to the invention;
In the figure: the device comprises a base table 1, a portal frame 2, a beam 201, a column 202, a first moving mechanism 3, a first motor 31, a first sliding block 32, a first U-shaped groove 33, a first gear 34, a first gear tooth 35, a first limiting plate 36, a first arc-shaped groove 37, a first ball 38, a first connecting rod 4, a second moving mechanism 5, a second motor 51, a second sliding block 52, a second U-shaped groove 53, a second gear 54, a second gear 55, a second gear tooth 56, a second limiting plate 57, a second arc-shaped groove 58, a second ball 58, a guide rail 6, a fixed table 7, a third motor 8, a partition plate 9, a fixed block 10, a telescopic rod 11, a first supporting rod 111, a second supporting rod 112, a limiting column 113, a spring 114, a bean-jumping button 115, a buckle plate 12, a supporting plate 13, a fourth motor 14, a fine grinding wheel 16 coarse grinding wheels, a connecting sleeve 17, a first sliding groove 18, a second sliding groove 19, a sand gear tooth 20, a clamping groove 21 and a clamping block 22.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
The invention provides a dovetail guide rail grinding machine tool as shown in figures 1-7, which comprises a base 1 and a portal frame 2, wherein the portal frame 2 is arranged at the top of the base 1, the portal frame 2 consists of a cross beam 201 and upright posts 202, the number of the upright posts 202 is two, the two upright posts are respectively arranged at two ends of the cross beam 201, the cross beam 201 and the upright posts 202 are vertically arranged, a first moving mechanism 3 is arranged at the joint of the upright posts 202 and the base 1, the first moving mechanism 3 comprises a first motor 31, a first sliding block 32 and a first gear 34, an output shaft of the first motor 31 penetrates through the first sliding block 32 and is in transmission connection with the first gear 34, the top and the bottom of the first sliding block 32 are symmetrically provided with a first U-shaped groove 33 about a horizontal central axis, two side walls of the first U-shaped groove 33 are respectively and correspondingly provided with a first arc-shaped groove 37, a first ball 38 is arranged in the first arc-shaped groove 37, the diameter of the first ball 38 is smaller than that of the first arc-shaped groove 37 and larger than that of a notch of the first arc-shaped groove 37, the top of the first gear 34 is correspondingly provided with a first gear tooth 35, two sides of the bottom of the first gear tooth 34 are respectively and correspondingly provided with a first limiting plate 36, the first gear tooth 35 is fixedly arranged at the top of the first sliding groove 18, the first limiting plate 36 is fixedly arranged at the bottom of the first sliding groove 18, one side of the cross beam 201 is vertically provided with a connecting rod 4, The connecting rod 4 and the beam 201 are provided with a second moving mechanism 5, the second moving mechanism 5 comprises a second motor 51, a second sliding block 52 and a second gear 54, an output shaft of the second motor 51 penetrates through the second sliding block 52 and is in transmission connection with the second gear 54, the top and the bottom of the second sliding block 52 are symmetrically provided with a second U-shaped groove 53 about a horizontal central axis, two side walls of the second U-shaped groove 53 are respectively provided with a second arc-shaped groove 57 correspondingly, a second ball 58 is arranged in the second arc-shaped groove 57, the diameter of the second ball 58 is smaller than the diameter of the second arc-shaped groove 57 and larger than the notch diameter of the second arc-shaped groove 57, The top of the second gear 54 is correspondingly provided with second gear teeth 55, two sides of the bottom are correspondingly provided with second limiting plates 56, the second gear teeth 55 are fixedly arranged at the top of the second sliding chute 19, the second limiting plates 56 are fixedly arranged at the bottom of the second sliding chute 19, the top of the base station 1 is provided with a guide rail fixing table 6, the bottom of the base station is provided with a third motor 7, an output shaft of the third motor 7 penetrates through the base station 1 and is in transmission connection with the guide rail fixing table 6, the bottom of the connecting rod 4 is fixedly connected with a supporting plate 13, the connecting rod 4 exactly equally divides the supporting plate 13 into two parts, the top of the supporting plate 13 is provided with a fourth motor 14, the fourth motor 14 is provided with two, The two ends of the output shafts of the fourth motors 14 are respectively connected with a fine grinding wheel 15 and a coarse grinding wheel 16, the surface of the straight line section of the coarse grinding wheel 16 is surrounded by a grinding wheel tooth 20, the diameter of the coarse grinding wheel 16 is smaller than that of the fine grinding wheel 15, connecting sleeves 17 are respectively sleeved at the joints of the fine grinding wheel 15 and the coarse grinding wheel 16 and the output shafts of the respective corresponding fourth motors 14, a first chute 18 is arranged at both sides of the base 1, a second chute 19 is arranged at one side of the cross beam 201, a clamping groove 21 is arranged at the bottom end of the output shaft of the fourth motor 14, a clamping block 22 is arranged at the top end of the grinding wheel, The inner wall of the clamping groove 21 and the outer wall of the clamping block 22 are respectively provided with mutually matched threads, the clamping groove 21 is in threaded connection with the clamping block 22, the output shaft of the fourth motor 14 and the outer wall of the straight section of the grinding wheel are respectively provided with external threads, the inner wall of the connecting sleeve 17 is provided with internal threads, and the output shaft of the fourth motor 14 and the grinding wheel are respectively in threaded connection with the connecting sleeve 17 in a matched mode.
The beneficial effects of the technical scheme are as follows: the V-shaped groove of the dovetail guide rail is subjected to double grinding by adopting the matched use of the fine grinding wheel 15 and the coarse grinding wheel 16, the problem that the pressure of a grinding machine is concentrated on the end surface due to the fact that the V-shaped groove is ground in the traditional end surface grinding mode, so that the bevel edge of the V-shaped guide rail is insufficiently ground in grinding can be solved, and the grinding wheel teeth 20 on the surface of the coarse grinding wheel 16 can assist in pre-grinding the dovetail guide rail to be ground, so that the grinding speed of the dovetail guide rail to be ground is greatly accelerated.
Example 2:
Further, in the technical scheme of embodiment 1, baffle 8 is vertically arranged at the top of the guide rail fixing table 6 towards the central axis, the baffle 8 divides the guide rail fixing table 6 into two areas, and the four corners of the top of the two areas are vertically provided with positioning pins 9, so that the guide rail fixing table 6 can be divided into two processing stations, the grinding and the dismounting of the dovetail guide rail can be synchronously performed, the grinding processing speed is accelerated, and meanwhile, the baffle 8 can prevent fragments generated by the processing stations from splashing to bring harm to workers of the dismounting stations.
Further, in the technical scheme of embodiment 1, the two sides of the guide rail fixing table 6 are all provided with the fixed blocks 10, the fixed blocks 10 are movably connected with the telescopic rods 11 through the couplings, the top ends of the telescopic rods 11 are fixedly connected with the pinch plates 12, the telescopic rods 11 movably connected to the fixed blocks 10 through the couplings can be turned over by a certain angle by taking the couplings as reference shafts, the telescopic rods 11 are vertically parallel to the guide rail fixing table 6, the pinch plates 12 just fix the dovetail guide rails to be ground on the guide rail fixing table 6, and the fixing effect of the dovetail guide rails to be ground is enhanced by matching the locating pins 9.
Further, in the technical solution of embodiment 1, the telescopic rod 11 is formed by a first supporting rod 111 and a second supporting rod 112, the first supporting rod 111 and the second supporting rod 112 are all hollow, a limiting rod 113 is vertically arranged in the hollow layer of the second supporting rod 112, a spring 114 is sleeved outside the limiting rod 113, a bean-jumping button 115 is cooperatively arranged outside the limiting rod 113, through holes are formed in the first supporting rod 111 and the second supporting rod 112, and the through holes in the first supporting rod 111 are all provided with a plurality of holes, so that the bean-jumping button 115 can be pressed down by fingers to press the spring 114, the spring 114 moves along the limiting rod 113 due to the existence of the limiting rod 113, after the bean-jumping button 115 is sunk into the through holes, the relative retraction amount between the first supporting rod 111 and the second supporting rod 112 is adjusted, and after the corresponding position is adjusted, the fingers are released, the bean-jumping button 115 is reset under the action of restoring force of the spring 114, so that the effect of controlling the change of the relative retraction amount between the first supporting rod 111 and the second supporting rod 112 is achieved.
Further, in the technical solution of embodiment 1, the bottom of the bean-skipping button 115 is provided with an annular step, the inner diameter of the annular step is larger than the diameter of the limiting rod 113, and the outer diameter of the annular step is larger than the diameter of the through hole, so that the bean-skipping button 115 can be prevented from being sprung under the action of the restoring force of the spring 114, and thus the change of the relative expansion and contraction amount between the first support rod 111 and the second support rod 112 cannot be controlled, and the fixing effect of the dovetail guide rail to be ground is weakened.
The working principle of the invention is as follows:
Referring to fig. 1-2 of the specification, when in use, a dovetail guide rail to be ground is firstly placed on a guide rail fixing table 6, and the dovetail guide rail to be ground is pre-fixed by utilizing a locating pin 9 at the top of the guide rail fixing table 6, meanwhile, a telescopic rod 11 movably connected to a fixing block 10 through a coupling is turned over by a certain angle by taking the coupling as a reference axis, so that the telescopic rod 11 is vertically parallel to the guide rail fixing table 6, a pinch plate 12 just fixes the dovetail guide rail to be ground on the guide rail fixing table 6, then, a portal frame 2 is enabled to move back and forth on a base table 1 through a first moving mechanism 3, meanwhile, a grinding wheel for grinding is enabled to move left and right on the portal frame 2 through a second moving mechanism 5, so that grinding of the dovetail guide rail to be ground is completed, when a first grinding station completes grinding, a fourth motor 14 is started to drive the guide rail fixing table 6 to rotate 180 DEG on the base table 1, so that the dovetail guide rail to be ground on a second grinding station moves to a grinding position along with the guide rail fixing table 6, and the dovetail guide rail to be ground at the first grinding position is dismounted by a worker;
Referring to fig. 3 of the specification, in the process of working of the first moving mechanism 3, the first motor 31 drives the first gear 34 to rotate, and as the first gear 34 is meshed with the first gear teeth 35, the first gear 34 drives the first slider 32 to slide on the first U-shaped groove 33 while rotating, and the first slider 32 moves in a stable straight line in the first chute 18 through the mutual matching between the first limiting plate 36 and the first U-shaped groove 33, meanwhile, as the first balls 38 are arranged on two inner side walls of the first U-shaped groove 33, the friction resistance of the first slider 32 moving in the first chute 18 is greatly reduced, so that the energy loss is reduced;
Referring to fig. 4 of the specification, in the process of working of the second moving mechanism 5, the second motor 51 drives the second gear 54 to rotate, and as the second gear 54 is meshed with the second gear teeth 55, the second gear 54 drives the second sliding block 52 to slide on the second U-shaped groove 53 while rotating, and the second sliding block 52 moves in a stable straight line in the second sliding groove 18 through the mutual matching between the second limiting plate 56 and the second U-shaped groove 53, meanwhile, as the second balls 58 are arranged on two inner side walls of the second U-shaped groove 53, the friction resistance of the second sliding block 52 moving in the second sliding groove 18 is greatly reduced, so that the energy loss is reduced;
Referring to fig. 5 of the specification, in the process of adjusting the telescopic rod 11, the bean-skipping button 115 is pressed down by a finger, so that the spring 114 is pressed down by the bean-skipping button 115, and due to the existence of the limiting rod 113, the spring 114 moves along the limiting rod 113, after the bean-skipping button 115 is sunk into the through hole, the adjustment of the relative retraction amount between the first support rod 111 and the second support rod 112 is performed, and after the adjustment is performed to the corresponding position, the finger is released, so that the bean-skipping button 115 is reset under the action of the restoring force of the spring 114;
Referring to fig. 6 of the specification, in the process of disassembling and assembling the grinding wheel, a clamping block 22 at the top of the grinding wheel is screwed into a clamping groove 21 at the bottom end of an output shaft of the fourth motor 14, then a connecting sleeve 17 is screwed to the joint of the grinding wheel and the output shaft of the fourth motor 14, and the connection between the grinding wheel and the output shaft of the fourth motor 14 is firmer through the design of a double-thread structure;
Referring to fig. 7 of the specification, in the process of grinding the dovetail rail to be ground by using the rough grinding wheel 16, the dovetail rail to be ground can be pre-ground by using the grinding wheel teeth 20 attached to the surface of the dovetail rail, and then the dovetail rail to be ground can be ground by using the rough grinding wheel 16, so that the grinding speed can be greatly increased.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (7)
1. The utility model provides a forked tail guide rail grinding machine tool, includes base station (1) and portal frame (2), its characterized in that: the utility model discloses a grinding wheel grinding machine, including base station (1), stand (2), stand (202), stand (2) are provided with portal frame (2), portal frame (2) are by crossbeam (201) and stand (202) constitution, stand (202) are provided with two, and set up respectively at crossbeam (201) both ends, set up perpendicularly between crossbeam (201) and stand (202), stand (202) are provided with first moving mechanism (3) with base station (1) junction, crossbeam (201) one side is equipped with connecting rod (4) perpendicularly, connecting rod (4) are provided with second moving mechanism (5) with crossbeam (201) junction, base station (1) top is provided with guide rail fixed station (6) and bottom is provided with third motor (7), third motor (7) output shaft runs through base station (1), and is connected with the transmission between guide rail fixed station (6), connecting rod (4) bottom fixedly connected with link (13), link (4) divide equally into two parts just, 13) top is provided with fourth motor (14), fourth motor (14) are provided with two, and are provided with two grinding wheel grinding wheels (16) respectively, two both sides are provided with grinding wheel grinding machine (14) respectively, the connection parts of the fine grinding wheel (15) and the coarse grinding wheel (16) and the output shafts of the corresponding fourth motors (14) are respectively sleeved with a connecting sleeve (17), both sides of the base station (1) are respectively provided with a first chute (18), and one side of the cross beam (201) is provided with a second chute (19);
The first moving mechanism (3) comprises a first motor (31), a first sliding block (32) and a first gear (34), wherein an output shaft of the first motor (31) penetrates through the first sliding block (32) and is in transmission connection with the first gear (34), a first U-shaped groove (33) is symmetrically arranged at the top and the bottom of the first sliding block (32) relative to a horizontal central axis, first arc-shaped grooves (37) are correspondingly arranged on two side walls of the first U-shaped groove (33), first balls (38) are arranged in the first arc-shaped grooves (37), the diameter of each first ball (38) is smaller than the diameter of each first arc-shaped groove (37) and larger than the diameter of a notch of each first arc-shaped groove (37), first gear teeth (35) are correspondingly arranged at the top of each first gear (34), first limiting plates (36) are correspondingly arranged at the two sides of the bottom of each first gear tooth (35) and are fixedly arranged at the top of each first chute (18), and the first limiting plates (36) are fixedly arranged at the bottom of each first chute (18);
The second moving mechanism (5) comprises a second motor (51), a second sliding block (52) and a second gear (54), an output shaft of the second motor (51) penetrates through the second sliding block (52) and is in transmission connection with the second gear (54), a second U-shaped groove (53) is symmetrically arranged at the top and the bottom of the second sliding block (52) relative to the horizontal central axis, second arc-shaped grooves (57) are correspondingly arranged on two side walls of the second U-shaped groove (53), second balls (58) are arranged in the second arc-shaped grooves (57), the diameter of each second ball (58) is smaller than that of each second arc-shaped groove (57) and larger than that of each notch of the second arc-shaped groove (57), second limiting plates (56) are correspondingly arranged at the top of each second gear (54), the second gear teeth (55) are fixedly arranged at the top of each second sliding groove (19), and the second limiting plates (56) are fixedly arranged at the bottom of each second sliding groove (19).
2. A dovetail rail grinding machine according to claim 1, wherein: the guide rail fixing table (6) is characterized in that a partition plate (8) is vertically arranged at the top of the guide rail fixing table (6) horizontally towards the central axis, the partition plate (8) divides the guide rail fixing table (6) into two areas, and positioning pins (9) are vertically arranged at four corners of the top of each of the two areas.
3. A dovetail rail grinding machine according to claim 1, wherein: the guide rail fixing table is characterized in that fixing blocks (10) are arranged on two sides of the guide rail fixing table (6), the fixing blocks (10) are movably connected with telescopic rods (11) through couplings, and pinch plates (12) are fixedly connected to the top ends of the telescopic rods (11).
4. A dovetail rail grinding machine according to claim 3, wherein: the telescopic rod (11) is composed of a first supporting rod (111) and a second supporting rod (112), the first supporting rod (111) and the second supporting rod (112) are all hollow, a limiting rod (113) is vertically arranged in the hollow layer of the second supporting rod (112), a spring (114) is sleeved outside the limiting rod (113), a bean jumping button (115) is arranged outside the limiting rod (113) in a matched mode, through holes are formed in the first supporting rod (111) and the second supporting rod (112), and a plurality of through holes are formed in the first supporting rod (111).
5. A dovetail rail grinding machine according to claim 4, wherein: the bottom of the bean jump button (115) is provided with an annular step, the inner diameter of the annular step is larger than the diameter of the limiting rod (113), and the outer diameter of the annular step is larger than the diameter of the through hole.
6. A dovetail rail grinding machine according to claim 1, wherein: the surface of the straight line section of the rough grinding wheel (16) is circumferentially provided with grinding wheel teeth (20), and the wheel diameter of the rough grinding wheel (16) is smaller than that of the fine grinding wheel (15).
7. A dovetail rail grinding machine according to claim 1, wherein: the novel grinding wheel is characterized in that a clamping groove (21) is formed in the bottom end of an output shaft of the fourth motor (14), a clamping block (22) is arranged at the top end of the grinding wheel, threads matched with each other are formed in the inner wall of the clamping groove (21) and the outer wall of the clamping block (22), the clamping groove (21) is in threaded connection with the clamping block (22), external threads are formed in the output shaft of the fourth motor (14) and the outer wall of a straight section of the grinding wheel, internal threads are formed in the inner wall of the connecting sleeve (17), and the output shaft of the fourth motor (14) and the grinding wheel are in threaded connection with the connecting sleeve (17) in a matched mode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810566815.4A CN108422290B (en) | 2018-06-05 | 2018-06-05 | Dovetail guide rail grinding machine tool |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810566815.4A CN108422290B (en) | 2018-06-05 | 2018-06-05 | Dovetail guide rail grinding machine tool |
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| CN108422290B true CN108422290B (en) | 2024-11-12 |
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| CN113814858A (en) * | 2021-11-08 | 2021-12-21 | 沈阳强力达机械制造厂 | Numerical control linear rolling guide rail precise curved surface forming grinding machine |
| CN115213773B (en) * | 2022-07-19 | 2024-03-19 | 江苏福旺重工科技有限公司 | Lathe track grinding equipment and grinding method |
| CN115055743B (en) * | 2022-08-18 | 2023-03-31 | 张家港巨盛数控设备科技有限公司 | Intelligent machine tool for grinding |
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| CN208451263U (en) * | 2018-06-05 | 2019-02-01 | 马鞍山市诺克智能科技有限公司 | A kind of dovetail guide grinding machine |
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| BG20669A1 (en) * | 1974-08-29 | 1975-12-20 | ||
| CN2768966Y (en) * | 2005-02-02 | 2006-04-05 | 中山市富山玻璃机械有限公司 | Cam Shaft Locking Mechanism of Dovetail Carriage for Glass Edge Grinding Machine |
| CN203611084U (en) * | 2013-10-12 | 2014-05-28 | 黄石科普瑞机电设备有限公司 | Special grinding machine with two longitudinal workbenches for gantry-type linear guide rail |
| CN105729265A (en) * | 2014-12-09 | 2016-07-06 | 安徽池州家用机床股份有限公司 | Grinding machine special for dovetail guide rail inclined surfaces |
| CN106625221A (en) * | 2015-10-29 | 2017-05-10 | 安徽池州家用机床股份有限公司 | Machine tool dovetail grinding fixture |
| CN205465743U (en) * | 2016-03-29 | 2016-08-17 | 苏州哈勒数控磨床有限公司 | A novel guard gate for numerically control grinder |
| CN206140275U (en) * | 2016-10-12 | 2017-05-03 | 新利得（天津）焊接材料有限公司 | A burnishing machine for welding rod production |
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| CN208451263U (en) * | 2018-06-05 | 2019-02-01 | 马鞍山市诺克智能科技有限公司 | A kind of dovetail guide grinding machine |
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