CN111070075A - Ultra-precise multi-ball raceway linear rail grinding machine - Google Patents
Ultra-precise multi-ball raceway linear rail grinding machine Download PDFInfo
- Publication number
- CN111070075A CN111070075A CN201911291764.XA CN201911291764A CN111070075A CN 111070075 A CN111070075 A CN 111070075A CN 201911291764 A CN201911291764 A CN 201911291764A CN 111070075 A CN111070075 A CN 111070075A
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- CN
- China
- Prior art keywords
- grinding wheel
- grinding
- wheel set
- vertical shaft
- horizontal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- B24B37/00—Lapping machines or devices; Accessories
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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
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/11—Lapping tools
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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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/34—Accessories
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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
- B24B41/02—Frames; Beds; Carriages
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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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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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
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/017—Devices or means for dressing, cleaning or otherwise conditioning lapping tools
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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
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/06—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels
- B24B53/07—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels by means of forming tools having a shape complementary to that to be produced, e.g. blocks, profile rolls
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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
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/12—Dressing tools; Holders therefor
- B24B53/14—Dressing tools equipped with rotary rollers or cutters; Holders therefor
Abstract
The invention relates to an ultra-precise multi-ball raceway linear rail grinding machine, and belongs to the field of grinding machine tool equipment. A vertical shaft grinding wheel set vertically arranged in the ultra-precise multi-ball raceway linear rail grinding machine is arranged on a gantry mechanism, and a vertical shaft grinding wheel set vertically arranged and a horizontal shaft grinding wheel set horizontally arranged form a three-side grinding framework; the gantry frame mechanism is arranged on the base, and the vertical shaft grinding wheel set which is vertically arranged is used for grinding the side end of a workpiece to form a ball roller path; the horizontal grinding wheel set is used for grinding the top end of the workpiece to form a ball raceway. The ultra-precise multi-ball raceway linear rail grinding machine provided by the invention adopts the vertical shaft grinding wheel set and the horizontal shaft grinding wheel set which are vertically arranged and the horizontal shaft grinding wheel set to grind the left side and the right side and the 90-degree upward surfaces of the left side and the right side, and can be used for machining six, eight and ten groove linear rails for grinding. A six-raceway or eight-raceway track grinder; the processing and finishing of ultrahigh precision and ultrahigh bearing can be better met.
Description
Technical Field
The invention relates to an ultra-precise multi-ball raceway linear rail grinding machine, and belongs to the field of grinding machine tool equipment.
Background
The existing track grinding machine can only grind four grooves with two channels on the left and right sides and three planes on the upper plane in the horizontal plane direction at most; at present, a linear guide rail grinding machine can only grind four grooves or six grooves, the grinding positions of the grooves are positioned at two sides of a linear slide rail, and the number of guide rails at one side is two or three; the top end surface of the linear guide rail is of a plane structure. The grinding machine adopted by the grinding mode adopts a left grinding head and a right grinding head and is driven by independent motors, the right grinding head of the right grinding group is divided into two shafts by the two groups of motors to drive in the left and right directions and the upper and lower directions respectively, and the left grinding head of the left grinding group is divided into two shafts by the two groups of motors to drive in the left and right directions and the upper and lower directions respectively. The right cross slide seat drives the right upper and lower slide seats, and the right upper and lower slide seats drive the right vertical grinding module to move up and down. The left cross slide seat drives the left upper and lower slide seats to move left and right, and the left upper and lower slide seats drive the left vertical grinding module to move up and down. The grinding mechanism of this structure need about the bistrique carry out the position calibration and just can grind, the emery wheel of grinding machine all needs the repeated positioning after every grinding process, can cause the positioning accuracy between bistrique and the machined part poor like this, because the bistrique removes about and main weight is located the emery wheel portion, the time causes emery wheel center skew downwards for a long time, cause the track of grinding to take place the skew, linear rail's precision has been reduced, it is unfavorable for maintaining that its comparatively structure of current grinding machine is complicated, high in manufacturing cost.
Disclosure of Invention
The invention provides an ultra-precise multi-ball raceway linear track grinding machine aiming at the defects.
The invention adopts the following technical scheme:
the invention relates to an ultra-precise multi-ball raceway linear rail grinding machine which comprises an auxiliary workbench, a base, a vertical shaft grinding wheel set vertically arranged and a horizontal shaft grinding wheel set horizontally arranged; the vertical shaft grinding wheel set and the horizontal shaft grinding wheel set which are vertically arranged are respectively driven by a motor to rotate; the grinding wheel sets of the horizontal shafts which are vertically arranged are arranged on the gantry mechanism, and the grinding wheel sets of the vertical shafts which are vertically arranged and the grinding wheel sets of the horizontal shafts which are horizontally arranged form a three-surface grinding framework; the gantry frame is arranged on the base, a workbench is arranged on the base, and an auxiliary workbench is arranged on the workbench; placing a workpiece on the auxiliary workbench; the vertical shaft grinding wheel set is used for grinding the side end of a workpiece to form a ball roller path; the horizontal grinding wheel set is used for grinding the top end of the workpiece to form a ball raceway.
According to the ultra-precise multi-ball raceway linear rail grinding machine, the workbench slides along the extension direction of the base, the workbench drives the auxiliary workbench and a workpiece to move between the vertically arranged vertical shaft grinding wheel set and the horizontally arranged horizontal shaft grinding wheel set, and one end of the auxiliary workbench is positioned on the workbench and is provided with a grinding and finishing mechanism for the vertically arranged vertical shaft grinding wheel set and the horizontally arranged horizontal shaft grinding wheel set.
The grinding and finishing mechanism comprises a vertical shaft dresser and a horizontal shaft dresser; the vertical shaft dresser and the horizontal shaft dresser are respectively driven by independent motors to rotate; the trimming wheel of the vertical shaft trimmer is horizontally arranged, and the trimming wheel of the horizontal shaft trimmer is vertically arranged.
According to the ultra-precise multi-ball raceway linear rail grinding machine, an inwards concave finishing groove is formed in a finishing wheel on a vertical shaft dresser, the axial end face of a finishing roller in the vertical shaft dresser is parallel to the ground, and the circumferential surface of the finishing roller is vertically provided with the ground; the circumferential surface of the dressing roller is provided with a dressing groove for dressing a grinding wheel, and the dressing groove is mutually independent annular groove bodies; the trimming grooves are sequentially arranged in parallel along the circumferential surface of the trimming wheel, and the number of the trimming grooves is two or three.
The trimming wheel on the horizontal shaft trimmer is internally provided with an inwards concave trimming groove which is sequentially arranged in parallel along the circumferential surface of the trimming roller; the number of the trimming grooves is two or four.
According to the ultra-precise multi-ball raceway linear rail grinding machine, two vertical shaft grinding wheel sets are vertically arranged and are arranged on two sides of a workpiece in parallel; the grinding wheel sets vertically arranged are respectively arranged on a left sliding seat and a right sliding seat, the left sliding seat and the right sliding seat are arranged on a cross beam, the cross beam is arranged on a sliding rail of the gantry mechanism, and the cross beam is driven by a single-shaft motor to enable the vertical shaft grinding wheel sets vertically arranged to synchronously move up and down.
According to the ultra-precise multi-ball raceway linear rail grinding machine, the horizontal grinding wheel set is arranged on the stand column, the horizontal grinding wheel set is driven by the single-shaft motor, and the horizontal grinding wheel set is driven by the single-shaft motor to move up and down along the stand column.
Advantageous effects
The ultra-precise multi-ball raceway linear rail grinding machine provided by the invention adopts the vertical shaft grinding wheel set and the horizontal shaft grinding wheel set which are vertically arranged and the horizontal shaft grinding wheel set to grind the left side and the right side and the 90-degree upward surfaces of the left side and the right side, and can be used for machining six, eight and ten groove linear rails for grinding.
According to the invention, through an ultra-precise multi-ball raceway linear rail grinding machine, a molded six-raceway or eight-raceway rail linear guide rail is ground, and the raceways are not only positioned on the side surfaces of the linear guide rail, but also positioned on the top surface of the linear guide rail, so that the linear guide rail with a multi-ball raceway structure is formed; the processing and finishing of ultrahigh precision and ultrahigh bearing can be better met.
The ultra-precise multi-ball raceway linear track grinding machine provided by the invention has the advantages that certain parts of the six or eight grooves of the three surfaces are not ground and machined sequentially in the using process, the grinding groups in three directions can carry out grinding operation simultaneously, namely, secondary grinding is not required to be carried out on a certain specific end surface of the linear guide rail, and the linear guide rail can achieve the best precision quality through one-time cutting and grinding machining.
The ultra-precise multi-ball raceway linear rail grinding machine adopts three groups of grinding designs of the vertical shaft grinding wheel set and the horizontal shaft grinding wheel set which are vertically arranged, the three groups of grinding groups form a cross-shaped grinding framework, a grinding structure with three stable surfaces is formed during grinding, the influence of the interaction of the load pressure in the grinding process on the grinding precision is reduced,
and all adopt unipolar drive, its structure is comparatively simple for current grinding machine, reduces the cross slide that traditional design had two-way multiaxis and has further reduced the cost burden and improved the maintenance of precision simultaneously.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic illustration of an explosive structure of the present invention;
FIG. 3 is a schematic view of the vertical grinding wheel set of the vertical shaft of the present invention;
FIG. 4 is a schematic structural view of a horizontally arranged horizontal grinding wheel set of the present invention;
FIG. 5 is a schematic illustration of the six ball race grinding of the present invention;
FIG. 6 is a schematic structural view of a horizontal grinding wheel set with horizontal grinding shafts, which is a one-way sliding base;
fig. 7 is a schematic diagram of the ten ball race grinding of the present invention.
In the figure, 1 is an auxiliary workbench, 2 is a workbench, 3 is a base, 4 is a vertical shaft grinding wheel set which is vertically arranged, and 5 is a horizontal shaft grinding wheel set which is horizontally arranged; 6 is a motor, 7 is a gantry mechanism, 8 is a vertical shaft dresser, and 9 is a horizontal shaft dresser; reference numeral 10 denotes a dressing roller, 11 denotes a grinding wheel, 91 denotes a dressing motor unit, 51 denotes a column, 52 denotes a guide rail, and 53 denotes a single-shaft motor.
Detailed Description
In order to make the purpose and technical solution of the embodiments of the present invention clearer, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention without any inventive step, are within the scope of protection of the invention.
The parts in the drawings of the invention are illustrated as follows: 1 is an auxiliary workbench, 2 is a workbench, 3 is a base, 4 is a vertical shaft grinding wheel set which is vertically arranged, and 5 is a horizontal shaft grinding wheel set which is horizontally arranged; 6 is a motor, 7 is a gantry mechanism, 8 is a vertical shaft dresser, and 9 is a horizontal shaft dresser; reference numeral 10 denotes a dressing roller, 11 denotes a grinding wheel, 91 denotes a dressing motor unit, 51 denotes a column, 52 denotes a guide rail, and 53 denotes a single-shaft motor.
As shown in fig. 1: an ultra-precise multi-ball raceway linear track grinding machine comprises an auxiliary workbench 1, a workbench 2, a base 3, a vertical shaft grinding wheel set 4 vertically arranged and a horizontal shaft grinding wheel set 5 horizontally arranged;
the vertical shaft grinding wheel set 4 and the horizontal shaft grinding wheel set 5 which are vertically arranged are respectively driven by a motor 6 to rotate; the vertical shaft grinding wheel set which is vertically arranged is arranged on a portal frame mechanism 7, and the portal frame mechanism 7 is of an integrated structure; the vertical shaft grinding wheel set 4 and the horizontal shaft grinding wheel set 6 which are vertically arranged form a three-surface grinding framework; the portal frame mechanism 7 is erected on the base 3, the base 3 is provided with a workbench 2, and the workbench 2 is provided with an auxiliary workbench 1; a workpiece is placed on the auxiliary workbench 1; the workbench 2 slides along the extension direction of the base 3, the workbench 2 drives the auxiliary workbench 1 and a workpiece to move between a vertical shaft grinding wheel set 4 vertically arranged and a horizontal shaft grinding wheel set 5 horizontally arranged, and one end of the auxiliary workbench 1 is positioned on the workbench and is provided with a grinding and finishing mechanism for the vertical shaft grinding wheel set vertically arranged and the horizontal shaft grinding wheel set horizontally arranged; the vertical shaft grinding wheel set 4 which is vertically arranged is used for grinding the side end of a workpiece to form a ball roller path; the horizontal grinding wheel set 5 is used for grinding the top end of a workpiece to form a ball raceway.
As shown in fig. 2: the grinding and finishing mechanism of the ultra-precise multi-ball raceway linear rail grinding machine comprises a vertical shaft dresser 8 and a horizontal shaft dresser 9; the vertical shaft trimmer 8 and the horizontal shaft trimmer 9 are driven by independent motors to rotate respectively; the dressing wheel 10 of the vertical shaft dresser 8 is horizontally placed, and the dressing wheel 10 of the horizontal shaft dresser 9 is vertically placed.
As shown in fig. 3: the forming roller dresser in the vertical shaft dresser 8 simultaneously dresses the grinding wheels 11 of the grinding groups at two sides to form corresponding outer profiles.
As shown in fig. 4: the horizontal roller dresser 9 is a circular mandrel with a rotary transmission motor of a dressing motor 91, a circular dressing wheel 10 can be arranged on the mandrel, the circular dressing wheel 10 is driven to rotate by the rotation of the motor, the outer diameter of the circular dressing wheel 10 is provided with a cutting diamond roller, so that a dressing grinding wheel 11 is obtained to be in a plane or arc shape with high precision, and the grinding wheel 11 is further used for grinding or cutting a steel guide rail, such as a six-ball roller path 12 or a ten-ball roller path 13 shown in fig. 5.
The vertical shaft dresser 8 and the horizontal roller dresser 9 simultaneously dress grinding wheels to form precise outline, and then three grinding wheels simultaneously aim at a workpiece to grind and cut, so that an ultra-precise six-ball roller path 12 or ten-ball roller path 13 is realized.
According to the ultra-precise multi-ball raceway linear rail grinding machine, two vertical shaft grinding wheel sets 4 are vertically arranged and are arranged on two sides of a workpiece in parallel; two sets of vertical shaft grinding wheel sets which are vertically arranged are respectively arranged on a left sliding seat and a right sliding seat, the left sliding seat and the right sliding seat are arranged on a cross beam, the cross beam is arranged on a sliding rail of a gantry mechanism, and the cross beam is driven by a single-shaft motor to enable horizontal shaft grinding wheel sets which are vertically arranged to synchronously move up and down.
The horizontal grinding wheel set 5 is installed on the upper and lower sliding seats to move up and down along the guide rail 52 of the upright 51, and the horizontal grinding wheel set 5 is driven by a single-shaft motor 53.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. The utility model provides an ultra-precise many ball raceway line track grinding machine which characterized in that: the grinding machine comprises an auxiliary workbench, a base, a vertical shaft grinding wheel set vertically arranged and a horizontal shaft grinding wheel set horizontally arranged; the vertical shaft grinding wheel set and the horizontal shaft grinding wheel set which are vertically arranged are respectively driven by a motor to rotate; the vertical shaft grinding wheel set vertically arranged and the horizontal shaft grinding wheel set horizontally arranged form a three-surface grinding framework; the gantry frame is arranged on the base, a workbench is arranged on the base, and an auxiliary workbench is arranged on the workbench; placing a workpiece on the auxiliary workbench; the vertical shaft grinding wheel set is used for grinding the side end of a workpiece to form a ball roller path; the horizontal grinding wheel set is used for grinding the top end of the workpiece to form a ball raceway.
2. The ultra-precise multi-ball raceway linear track grinding machine according to claim 1, characterized in that: the workbench slides along the extending direction of the base, the workbench drives the auxiliary workbench and a workpiece to move between the vertical shaft grinding wheel set and the horizontal shaft grinding wheel set which are vertically arranged, and one end of the auxiliary workbench is positioned on the workbench and is provided with a grinding and finishing mechanism for the vertical shaft grinding wheel set and the horizontal shaft grinding wheel set which are vertically arranged.
3. The ultra-precise multi-ball raceway linear track grinding machine according to claim 2, characterized in that: the grinding and trimming mechanism comprises a vertical shaft trimmer and a horizontal shaft trimmer; the vertical shaft dresser and the horizontal shaft dresser are respectively driven by independent motors to rotate; the trimming wheel of the vertical shaft trimmer is horizontally arranged, and the trimming wheel of the horizontal shaft trimmer is vertically arranged.
4. The ultra-precise multi-ball raceway linear track grinding machine according to claim 3, characterized in that: the trimming roller on the vertical shaft trimmer is internally provided with concave trimming grooves, the trimming grooves are sequentially arranged in parallel along the circumferential surface of the trimming roller, and the number of the trimming grooves is two or three;
the trimming roller on the horizontal shaft trimmer is internally provided with an inwards concave trimming groove which is sequentially arranged in parallel along the circumferential surface of the trimming roller; the number of the trimming grooves is two or four.
5. The ultra-precise multi-ball raceway linear track grinding machine according to claim 1, characterized in that: the vertical shaft grinding wheel sets are arranged in two groups and are arranged on two sides of the workpiece in parallel; two sets of vertical shaft grinding wheel sets which are vertically arranged are respectively arranged on a left sliding seat and a right sliding seat, the left sliding seat and the right sliding seat are arranged on a cross beam, the cross beam is arranged on a sliding rail of a gantry mechanism, and the cross beam is driven by a single-shaft motor to enable the vertical shaft grinding wheel sets which are vertically arranged to synchronously move up and down.
6. The ultra-precise multi-ball raceway linear track grinding machine according to claim 1, characterized in that: the horizontal grinding wheel set is driven by a single-shaft motor, and the horizontal grinding wheel set moves up and down along the vertical column through the single-shaft motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911291764.XA CN111070075A (en) | 2019-12-16 | 2019-12-16 | Ultra-precise multi-ball raceway linear rail grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911291764.XA CN111070075A (en) | 2019-12-16 | 2019-12-16 | Ultra-precise multi-ball raceway linear rail grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111070075A true CN111070075A (en) | 2020-04-28 |
Family
ID=70314687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911291764.XA Pending CN111070075A (en) | 2019-12-16 | 2019-12-16 | Ultra-precise multi-ball raceway linear rail grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111070075A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113305704A (en) * | 2021-05-28 | 2021-08-27 | 江苏优直智能科技有限公司 | Multi-shaft numerical control guide rail grinding machine |
-
2019
- 2019-12-16 CN CN201911291764.XA patent/CN111070075A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113305704A (en) * | 2021-05-28 | 2021-08-27 | 江苏优直智能科技有限公司 | Multi-shaft numerical control guide rail grinding machine |
| CN113305704B (en) * | 2021-05-28 | 2022-06-24 | 江苏优直智能科技有限公司 | Multi-shaft numerical control guide rail grinding machine |
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