CN108161137B - Grinding machine for machining workpieces having a rack-like peripheral edge - Google Patents
Grinding machine for machining workpieces having a rack-like peripheral edge Download PDFInfo
- Publication number
- CN108161137B CN108161137B CN201810015651.6A CN201810015651A CN108161137B CN 108161137 B CN108161137 B CN 108161137B CN 201810015651 A CN201810015651 A CN 201810015651A CN 108161137 B CN108161137 B CN 108161137B
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- China
- Prior art keywords
- guide rail
- adjusting mechanism
- base
- rack
- workbench
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- 238000003754 machining Methods 0.000 title claims description 22
- 230000002093 peripheral effect Effects 0.000 title claims description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 230000001681 protective effect Effects 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F5/00—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made
- B23F5/02—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made by grinding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses a grinding machine for processing a workpiece with a rack-shaped periphery, which comprises a base, a sliding guide rail, a workbench, a fixing frame, a first adjusting mechanism, a second adjusting mechanism, a driving device and a grinding wheel, wherein the sliding guide rail is parallel to the base and is arranged above the base; the workbench is connected with the sliding guide rail through a guide rail sliding block and is arranged above the sliding guide rail, and the guide rail sliding block can move on the sliding guide rail; the fixing frame is fixedly arranged on the workbench; the first adjusting mechanism is fixed on one side surface of the base, and different positions of the first adjusting mechanism and the bottom of the workbench can be selectively connected to drive the workbench to move; one end of the second adjusting mechanism is connected with the base through a connecting rod and is positioned above the base, and the other end of the second adjusting mechanism is pivotally connected with the driving device; at least one end of the driving device is connected with the grinding wheel to drive the grinding wheel to rotate. The grinding machine has reasonable structural design, high grinding efficiency and strong equipment universality.
Description
Technical Field
The invention relates to the technical field of grinding equipment, in particular to a grinding machine for machining a workpiece with a rack-shaped periphery.
Background
In modern mechanical design, workpieces with different rack-shaped structures at the periphery are often required, the existing machining technology generally adopts manual cutting or grinding, the manual machining precision is not high, the grinding needs to consume a considerable amount of time, and the quality of the machined workpieces often cannot meet the given design and use requirements.
Disclosure of Invention
The present invention aims to solve, at least to some extent, one of the above technical problems in the prior art. In view of the above, the present invention is required to provide a grinding machine for machining a workpiece having a rack-like peripheral edge, which has a reasonable structural design, high grinding efficiency, and strong versatility of equipment.
The present invention provides a grinding machine for machining a workpiece having a rack-like peripheral edge, comprising: the device comprises a base, a sliding guide rail, a workbench, a fixing frame, a first adjusting mechanism, a second adjusting mechanism, a driving device and a grinding wheel, wherein the sliding guide rail is parallel to the base and is arranged above the base; the workbench is connected with the sliding guide rail through a guide rail sliding block and is arranged above the sliding guide rail, and the guide rail sliding block can move on the sliding guide rail; the fixing frame is fixedly arranged on the workbench; the first adjusting mechanism is fixed on one side surface of the base, and different positions of the first adjusting mechanism and the bottom of the workbench can be selectively connected to drive the workbench to move; one end of the second adjusting mechanism is connected with the base through a connecting rod and is positioned above the base, and the other end of the second adjusting mechanism is pivotally connected with the driving device; at least one end of the driving device is connected with the grinding wheel to drive the grinding wheel to rotate.
According to one embodiment of the invention, the sliding guide rail comprises two first horizontal guide rails which are arranged in parallel and supporting seats positioned at two ends of the first horizontal guide rails, and the supporting seats are fixedly connected with the base.
According to one embodiment of the invention, the baffles connected end to end are arranged around the workbench, and the height of the rear baffle of the workbench is higher than that of the other three baffles.
According to one embodiment of the invention, the fixing frame comprises a clamping plate, a bottom plate and bearing supports positioned at two ends of the bottom plate, the clamping plate is detachably connected with the bottom plate, two ends of the bottom plate are cylinders and are rotatably connected with the bearing supports, and the bearing supports are fixed on the workbench.
According to one embodiment of the invention, the first adjusting mechanism comprises two brackets, a second horizontal guide rail, a first air cylinder and a second air cylinder, wherein the two brackets are fixed on the base side by side, an open opening is formed in the front side of the two brackets, the second horizontal guide rail is arranged in the open opening and is vertically and fixedly connected with the brackets, the middle part of the first air cylinder is vertically and fixedly connected with the second horizontal guide rail through a guide block, a push rod of the first air cylinder is in propping connection with the workbench through a first connecting plate, and one of the push rods of the second air cylinder penetrates through the bracket and is fixedly connected with the guide block so as to drive the guide block to slide on the second horizontal guide rail.
According to one embodiment of the invention, the central line of the first connecting plate along the length extending direction is provided with a plurality of guide holes which are uniformly distributed and have the same diameter, and the ejector rod of the first cylinder can extend into the guide holes for a certain distance.
According to one embodiment of the invention, the second adjusting mechanism comprises a third cylinder, a guide seat, a connecting frame, a third horizontal guide rail and a limiting device, wherein the guide seat is fixed at the top of the connecting rod, a second connecting plate is fixed at one side facing the driving device, a push rod of the third cylinder is connected with the connecting frame through the second connecting plate to drive the connecting frame to do linear reciprocating motion, one side, close to the guide seat, of the connecting frame is connected with a U-shaped support, the third horizontal guide rail passes through the guide seat and the second connecting plate to be fixedly connected with the bottom of the U-shaped support, the limiting device is fixed at one end, far away from the third cylinder, of the connecting frame, and the other end of the limiting device is connected with the driving device.
According to one embodiment of the invention, one end of the driving device is pivotally connected in the open slot of the U-shaped bracket.
According to one embodiment of the invention, the driving device comprises a motor and a motor connecting rod, wherein an output shaft of the motor is connected with the grinding wheel after passing through one end of the motor connecting rod so as to drive the grinding wheel to rotate, and the other end of the motor connecting rod is pivotally connected with the U-shaped bracket.
According to one embodiment of the invention, a protective cover is arranged on the grinding wheel, and one side of the protective cover, which faces away from the driving device, is arranged in an open manner.
According to the grinding machine, the relative positions of the grinding wheels and the workpiece are accurately adjusted through the first adjusting mechanism and the second adjusting mechanism, the grinding work of the rack-shaped peripheral workpiece is realized by replacing the grinding wheels with different edge radians, and meanwhile, the grinding work of different rack types can be realized, so that the structural design of the grinding machine is reasonable, the grinding efficiency is high, the grinding machine is suitable for the grinding work of workpieces with different types of rack shapes at the periphery, and the equipment universality is strong.
Drawings
Fig. 1 is a schematic view of a grinding machine for machining a workpiece having a rack-like peripheral edge according to one embodiment of the invention.
Fig. 2 is a schematic view of the structure of a slide rail of a grinding machine for machining a workpiece having a rack-like peripheral edge according to one embodiment of the present invention.
Fig. 3 is a schematic structural view of a first adjustment mechanism for a grinding machine for machining a workpiece having a rack-like peripheral edge in accordance with one embodiment of the invention.
Fig. 4 is a schematic structural view of a second adjustment mechanism for a grinding machine for machining a workpiece having a rack-like peripheral edge in accordance with one embodiment of the invention.
Fig. 5 is a left side view of a grinding machine for machining a workpiece having a rack-like periphery in accordance with one embodiment of the invention.
Reference numerals: 100-a grinding machine for machining a workpiece having a rack-like periphery; 1-a base; 2-a sliding guide rail; 3-a workbench; 4-fixing frames; 5-a first adjustment mechanism; 6-a second adjustment mechanism; 7-a driving device; 8-grinding wheel; 9-a guide rail slide block; 10-connecting rods; 21-a first horizontal rail; 22-a supporting seat; 41-clamping plates; 42-a bottom plate; 43-bearing support; 51-a bracket; 52-a second horizontal rail; 53-a first cylinder; 54-a second cylinder; 55-guiding blocks; 56-a first connection plate; 57-guiding holes; 61-a third cylinder; 62-a guide seat; 63-a connecting frame; 64-a third horizontal rail; 65-limiting devices; 66-a second connection plate; 67-U-shaped bracket; 71-an electric motor; 72-motor connecting rod; 81-protective cover.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
As shown in fig. 1 and 5, a grinding machine 100 for machining a workpiece having a rack-like peripheral edge according to an embodiment of the present invention includes: the device comprises a base 1, a sliding guide rail 2, a workbench 3, a fixing frame 4, a first adjusting mechanism 5, a second adjusting mechanism 6, a driving device 7 and a grinding wheel 8, wherein the sliding guide rail 2 is parallel to the base 1 and is arranged above the base 1; the workbench 3 is connected with the sliding guide rail 2 through a guide rail sliding block 9 and is arranged above the sliding guide rail 2, and the guide rail sliding block 9 can move on the sliding guide rail 2; the fixing frame 4 is fixedly arranged on the workbench 3; the first adjusting mechanism 5 is fixed on one side surface of the base 1, and different positions of the first adjusting mechanism 5 and the bottom of the workbench 3 can be selectively connected to drive the workbench 3 to move; one end of the second adjusting mechanism 6 is connected with the base 1 through a connecting rod 10 and is positioned above the base 1, and the other end of the second adjusting mechanism 6 is pivotally connected with the driving device 7; at least one end of the driving device 7 is connected with the grinding wheel 8 to drive the grinding wheel 8 to rotate.
According to the grinding machine 100, the relative positions of the grinding wheel 8 and the workpiece are accurately adjusted through the first adjusting mechanism 5 and the second adjusting mechanism 6, the grinding work of the rack-shaped peripheral workpiece is realized by replacing the grinding wheel 8 with different edge radians, and meanwhile, the grinding work of different types of rack-shaped peripheral workpieces can also be realized, so that the grinding machine 100 has the advantages of reasonable structural design, high grinding efficiency, suitability for the grinding work of the workpieces with different types of rack-shaped peripheral workpieces, and strong equipment universality.
As shown in fig. 2 and 5, the sliding guide rail 2 includes two parallel first horizontal guide rails 21 and supporting seats 22 located at two ends of the first horizontal guide rails 21, and the supporting seats 22 are fixedly connected with the base 1.
As shown in fig. 1, the baffles connected end to end are arranged around the workbench 3, the height of the rear baffle of the workbench is higher than that of the other three baffles, and iron scraps or other impurities in the grinding process are prevented from flying out of the workbench.
As shown in fig. 1, the fixing frame 4 includes a clamping plate 41, a bottom plate 42 and bearing supports 43 located at two ends of the bottom plate 42, the clamping plate 41 is detachably connected with the bottom plate 42, two ends of the bottom plate 42 are cylinders and are rotationally connected with the bearing supports 43, and therefore accurate grinding of workpieces can be completed, and the bearing supports 42 are fixed on the workbench 3.
As shown in fig. 1 and 3, the first adjusting mechanism 5 includes two brackets 51, a second horizontal guide rail 52, a first air cylinder 53 and a second air cylinder 54, where the two brackets 51 are fixed on the base 1 side by side, and an open opening is formed on the front side, the second horizontal guide rail 52 is disposed in the open opening and is vertically and fixedly connected with the brackets 51, the middle part of the first air cylinder 53 is connected with the second horizontal guide rail 52 through a guide block 55, the first air cylinder 53 is vertically and fixedly connected with the guide block 55, the ejector rod of the first air cylinder 53 is abutted to the workbench 3 through a first connecting plate 56, and the ejector rod of the second air cylinder 54 penetrates through one bracket 51 and is fixedly connected with the guide block 55 to drive the guide block 55 to slide on the second horizontal guide rail 52, a plurality of guide holes 57 which are uniformly distributed and have the same diameter are disposed on the central line of the first connecting plate 56 along the length extending direction, and the ejector rod of the first air cylinder 53 can extend into the guide holes 57 for a certain distance, and the ejector rod of the first air cylinder 53 is matched with the guide holes 57 at different positions to realize the linear reciprocating motion of the workbench 3 along the length extending direction of the base 1. Thus, the grinding machine 100 is reasonable in design and can effectively improve grinding efficiency.
As shown in fig. 4, the second adjusting mechanism 6 includes a third cylinder 61, a guide holder 62, a connecting frame 63, a third horizontal guide rail 64 and a limiting device 65, the guide holder 62 is fixed at the top of the connecting rod 10, a second connecting plate 66 is fixed at one side facing the driving device 7, the ejector rod of the third cylinder 61 is connected with the connecting frame 63 through the second connecting plate 66 to drive the connecting frame 63 to perform linear reciprocating motion, further, the driving device 7 and the grinding wheel 8 perform linear reciprocating motion, one side, close to the guide holder 62, of the connecting frame 63 is connected with a U-shaped bracket 67, the third horizontal guide rail 64 passes through the guide holder 62 and the second connecting plate 66 to be fixedly connected with the bottom of the U-shaped bracket 67, the limiting device 65 is fixed at one end, far away from the third cylinder 61, of the connecting frame 63, and the other end of the limiting device 65 is connected with the driving device 7.
As shown in fig. 5, one end of the driving device 7 is pivotally connected in the open slot of the U-shaped bracket 67.
As shown in fig. 5, the driving device 7 includes a motor 71 and a motor connecting rod 72, an output shaft of the motor 71 is connected with the grinding wheel 8 through one end of the motor connecting rod 72 to drive the grinding wheel 8 to rotate, and the other end of the motor connecting rod 72 is pivotally connected with the U-shaped bracket 67.
As shown in fig. 1 and 5, in order to increase the safety of the grinding machine, the grinding wheel 8 is provided with a protective cover 81, and the side of the protective cover 81 facing away from the driving device 7 is opened to facilitate the replacement of the grinding wheel.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (8)
1. A grinding machine for machining a workpiece having a rack-like peripheral edge, comprising: the device comprises a base, a sliding guide rail, a workbench, a fixing frame, a first adjusting mechanism, a second adjusting mechanism, a driving device and a grinding wheel, wherein the sliding guide rail is parallel to the base and is arranged above the base; the workbench is connected with the sliding guide rail through a guide rail sliding block and is arranged above the sliding guide rail, and the guide rail sliding block can move on the sliding guide rail; the fixing frame is fixedly arranged on the workbench; the first adjusting mechanism is fixed on one side surface of the base, and different positions of the first adjusting mechanism and the bottom of the workbench can be selectively connected to drive the workbench to move; one end of the second adjusting mechanism is connected with the base through a connecting rod and is positioned above the base, and the other end of the second adjusting mechanism is pivotally connected with the driving device; at least one end of the driving device is connected with the grinding wheel to drive the grinding wheel to rotate;
The first adjusting mechanism comprises two brackets, a second horizontal guide rail, a first air cylinder and a second air cylinder, wherein the two brackets are fixed on the base side by side, an open hole is formed in the front side of the two brackets, the second horizontal guide rail is arranged in the open hole and is vertically and fixedly connected with the brackets, the middle part of the first air cylinder is connected with the second horizontal guide rail through a guide block, the first air cylinder is vertically and fixedly connected with the guide block, a push rod of the first air cylinder is in propping connection with the workbench through a first connecting plate, and the push rod of the second air cylinder penetrates through one of the brackets and is fixedly connected with the guide block so as to drive the guide block to slide on the second horizontal guide rail;
The first connecting plate is provided with a plurality of guide holes which are uniformly distributed and have the same diameter along the central line of the length extending direction, and the ejector rod of the first cylinder can extend into the guide holes for a certain distance.
2. The grinding machine for machining a workpiece having a rack-like peripheral edge according to claim 1, wherein the slide rail includes two parallel-arranged first horizontal rails and supporting seats at both ends of the first horizontal rails, the supporting seats being fixedly connected to the base.
3. The grinding machine for machining workpieces having rack-like peripheral edges according to claim 1, wherein the table is provided with end-to-end baffles around the table, and the rear side baffles of the table are higher than the other three side baffles.
4. The grinding machine for machining a workpiece having a rack-like peripheral edge according to claim 1, wherein the holder includes a clamping plate detachably connected to the bottom plate, a bottom plate having cylindrical ends rotatably connected to the bearing holders, and bearing holders at both ends of the bottom plate, the bearing holders being fixed to the table.
5. The grinding machine for machining a workpiece with a rack-shaped periphery according to claim 1, wherein the second adjusting mechanism comprises a third cylinder, a guide seat, a connecting frame, a third horizontal guide rail and a limiting device, the guide seat is fixed at the top of the connecting rod, a second connecting plate is fixed at one side facing the driving device, a top rod of the third cylinder is connected with the connecting frame through the second connecting plate to drive the connecting frame to do linear reciprocating motion, a U-shaped support is connected to one side, close to the guide seat, of the connecting frame, the third horizontal guide rail passes through the guide seat and the second connecting plate to be fixedly connected with the bottom of the U-shaped support, the limiting device is fixed at one end, far away from the third cylinder, of the connecting frame, and the other end of the limiting device is connected with the driving device.
6. The grinding machine for machining workpieces having rack-like peripheral edges of claim 5 wherein one end of said drive means is pivotally connected within an open slot of said U-shaped bracket.
7. The grinding machine for machining a workpiece having a rack-like peripheral edge according to claim 5, wherein the driving means includes a motor and a motor connecting rod, an output shaft of the motor is connected to the grinding wheel through one end of the motor connecting rod to drive the grinding wheel to rotate, and the other end of the motor connecting rod is pivotally connected to the U-shaped bracket.
8. Grinding machine for machining workpieces with rack-like peripheral edges according to claim 1, characterized in that a protective cover is provided on the grinding wheel, which protective cover is arranged open on the side facing away from the drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810015651.6A CN108161137B (en) | 2018-01-08 | 2018-01-08 | Grinding machine for machining workpieces having a rack-like peripheral edge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810015651.6A CN108161137B (en) | 2018-01-08 | 2018-01-08 | Grinding machine for machining workpieces having a rack-like peripheral edge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108161137A CN108161137A (en) | 2018-06-15 |
| CN108161137B true CN108161137B (en) | 2024-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810015651.6A Active CN108161137B (en) | 2018-01-08 | 2018-01-08 | Grinding machine for machining workpieces having a rack-like peripheral edge |
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| CN (1) | CN108161137B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110814441A (en) * | 2019-11-28 | 2020-02-21 | 台州椒江门发机械科技有限公司 | Rack slotting equipment capable of integrally manufacturing different insections |
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| CN104816049A (en) * | 2015-05-11 | 2015-08-05 | 长沙哈量凯帅精密机械有限公司 | Helical bevel gear machine tool with automatic feeding and discharging function |
| CN204748164U (en) * | 2015-07-24 | 2015-11-11 | 重庆九源机械有限公司 | Automatic feed bin of front and back position |
| CN105252082A (en) * | 2015-10-16 | 2016-01-20 | 重庆市江津区禾丰机械有限公司 | Novel high-accuracy numerical-control gear-forming gear grinding machine and operating method thereof |
| CN105965104A (en) * | 2016-06-22 | 2016-09-28 | 安徽三山机械制造有限公司 | High-precision high-efficiency gear machining equipment |
| CN205967689U (en) * | 2016-08-29 | 2017-02-22 | 广东豪特曼智能机器有限公司 | But grindstone head rotation angle's numerically control grinder |
| CN106625250A (en) * | 2016-11-30 | 2017-05-10 | 重庆兴旺工具制造有限公司 | Numerical control machine tool used for gear grinding |
| CN206200263U (en) * | 2016-11-30 | 2017-05-31 | 重庆兴旺工具制造有限公司 | For the generating motion mechanism of gear grinding processing |
| CN207771005U (en) * | 2018-01-08 | 2018-08-28 | 盐城宝鼎电动工具有限公司 | For processing the milling drum with spline-simulating periphery workpiece |
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| CN108161137A (en) | 2018-06-15 |
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