CN110539189B - Steel casting finish machining fixing device and method - Google Patents
Steel casting finish machining fixing device and method Download PDFInfo
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- CN110539189B CN110539189B CN201810529829.9A CN201810529829A CN110539189B CN 110539189 B CN110539189 B CN 110539189B CN 201810529829 A CN201810529829 A CN 201810529829A CN 110539189 B CN110539189 B CN 110539189B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
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- Engineering & Computer Science (AREA)
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Abstract
The invention relates to the technical field of steel casting finish machining devices, in particular to a steel casting finish machining fixing device which comprises a base, a vertical plate, a cylinder, an L-shaped plate, a spring, a connecting rod, a connecting seat, a fixing sleeve, a telescopic rod and a pressing plate, wherein the vertical plate is fixedly arranged on the base; the air cylinder is fixed at the bottom of the center of the base, a piston rod of the air cylinder extends out of the base and is hinged to one end of the L-shaped plate, the bottom of the L-shaped plate penetrates through the vertical plate, the lower portion of the L-shaped plate is hinged to the connecting seat, the connecting seat is fixed at the upper portion of the base, two ends of the connecting rod are hinged to one end of the connecting rod respectively, two fixing sleeves are correspondingly installed in the vertical plate respectively, the other end of the spring penetrates into the fixing sleeves and is clamped at the end portions of the fixing sleeves, and the other end of the connecting rod penetrates through the fixing sleeves and is connected with the pressing plate through bolts. This device overall structure design benefit, the structure is firm, prevents that the sudden air admission of cylinder from pressing out the mar with workpiece surface, and this is especially important to the finish machining.
Description
Technical Field
The invention relates to the technical field of steel casting finish machining devices, in particular to a steel casting finish machining fixing device and a steel casting finish machining fixing method.
Background
The die casting needs to be reprocessed or finished after being demoulded, the die casting needs to be fixed by some clamps when being reprocessed or finished, the existing processing or finished fixing mode is that a plurality of threaded holes are formed in a table board, a stud is connected in each threaded hole, a pressing block is sleeved on each stud, a nut is connected to the head of each stud above the corresponding pressing block in a threaded mode, the nuts are screwed, and the casting can be pressed on the upper end face of the table board by the pressing blocks. However, the fixing mode adopts manual fixing, the casting is not firm in fixing, vibration and nut loosening can be generated during processing, the processing precision is affected, and meanwhile, the manual fixing efficiency is low. Chinese patent discloses a die casting finish machining anchor clamps, patent number: 201620809157.3, although the pressure plate is driven by the cylinder to be compressed, the structure always ensures that the cylinder is ventilated, otherwise, the air pressure plate of the lower cylinder is slightly interrupted, so that the looseness condition occurs, and the processing precision is affected. In addition, the existing mechanism is not stable, is easy to shake in a machine tool and also influences the processing precision.
Disclosure of Invention
The invention aims to overcome the defects of the technology and provides a steel casting finish machining fixing device and a steel casting finish machining fixing method.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a steel casting finish machining fixing device which characterized in that: comprises a base, a vertical plate, a cylinder, an L-shaped plate, a spring, a connecting rod, a connecting seat, a fixed sleeve, a telescopic rod and a pressing plate; the cylinder is fixed at the central bottom of the base, a piston rod of the cylinder extends out of the base and is hinged with one end of the L-shaped plate, the bottom of the L-shaped plate penetrates through the vertical plate, the vertical plate is vertically fixed on the base, the lower part of the L-shaped plate is hinged with the connecting seat, the connecting seat is fixed on the upper part of the base, the upper part of the L-shaped plate is provided with a long hole, the connecting rod is matched with the long hole, two ends of the connecting rod are respectively hinged with one end of the telescopic rod, one end of the telescopic rod is provided with a baffle plate, the spring is sleeved on the telescopic rod and props against the retaining sheet, the two fixed sleeves are respectively and correspondingly arranged in the vertical plate, the other end of the spring extends into the fixed sleeve and is clamped at the end part of the fixed sleeve, and the other end of the telescopic rod penetrates through the fixed sleeve and is connected with the pressing plate through a bolt. Compared with the prior art, this device overall structure design benefit, the structure is firm, can make the clamp plate have certain pressure all the time through setting up the spring, utilizes the principle of lever, and the cylinder direct action is on the L shaped plate, and not directly presses on the work piece through the clamp plate, can have certain buffering like this, prevents that the sudden admission of cylinder from pressing out the mar with workpiece surface, and this is especially important to the finish machining.
Preferably, one side of the fixing sleeve is provided with an opening, and the pressing plate is positioned in the opening.
Preferably, a counter bore is formed in the vertical plate, a positioning column is installed in the counter bore, and a bolt penetrates through the counter bore from the rear side of the vertical plate to fix the positioning column.
Preferably, the base is circular, and the base is provided with a positioning hole.
Preferably, the upper portion of base is equipped with the supporting box, the supporting box is located the upper portion of cylinder and passes through bolt and base fixed connection.
A method for finish machining of steel castings is characterized in that: the method comprises the following steps:
firstly, fixing a base of the fixing device in a lathe through a bolt;
step two, rotating the pressure plate upwards by an angle of 90 degrees;
thirdly, the bottom of the steel casting to be processed is supported on the supporting box body, and the positioning column penetrates through the side part of the steel casting;
step four, the pressing plates are rotated downwards by an angle of 90 degrees, and the two pressing plates are in contact with the side parts of the steel casting;
step five, starting the air cylinder, wherein a piston rod of the air cylinder drives the bottom of the L-shaped plate upwards, and the L-shaped plate pulls the pressing plate through the connecting rod to press the steel casting onto the vertical plate;
and step six, starting the machine tool to process the steel casting.
Compared with the prior art, the device has the advantages that the device is ingenious in overall structural design and stable in structure, the pressing plate can always have certain pressure by arranging the spring, the air cylinder directly acts on the L-shaped plate instead of directly pressing the workpiece through the pressing plate by utilizing the lever principle, so that certain buffering can be realized, the phenomenon that the surface of the workpiece is scratched due to sudden air intake of the air cylinder is prevented, and the device is particularly important for finish machining.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of the present invention in another orientation;
FIG. 3 is a schematic structural view of the support box of the present invention.
Detailed Description
The following detailed description of the preferred embodiments will be made with reference to the accompanying drawings. As shown in fig. 1-3, a steel casting finish machining fixing device comprises a base 1, a vertical plate 2, a cylinder 3, an L-shaped plate 4, a spring 5, a connecting rod 6, a connecting seat 7, a fixing sleeve 8, an expansion link 9 and a pressing plate 10; the cylinder is fixed at the central bottom of the base, a piston rod of the cylinder extends out of the base and is hinged with one end of the L-shaped plate, the bottom of the L-shaped plate penetrates through the vertical plate, the vertical plate is vertically fixed on the base, the lower part of the L-shaped plate is hinged with the connecting seat, the connecting seat is fixed on the upper part of the base, the upper part of the L-shaped plate is provided with a long hole 11, the connecting rod is matched with the strip hole, two ends of the connecting rod are respectively hinged with one end of the telescopic rod, one end of the telescopic rod is provided with a baffle plate 12, the spring is sleeved on the telescopic rod and props against the baffle plate, the fixing sleeves are two and are respectively and correspondingly arranged in the vertical plate, the other end of the spring extends into the fixing sleeves and is clamped at the end part of the fixing sleeves, and the other end of the telescopic rod penetrates through the fixing sleeves and is connected with the pressing plate through a bolt. Compared with the prior art, this device overall structure design benefit, the structure is firm, can make the clamp plate have certain pressure all the time through setting up the spring, utilizes the principle of lever, and the cylinder direct action is on the L shaped plate, and not directly presses on the work piece through the clamp plate, can have certain buffering like this, prevents that the sudden admission of cylinder from pressing out the mar with workpiece surface, and this is especially important to the finish machining.
Because the device always has certain pressure on the workpiece under the action of the spring, in order to conveniently fix the workpiece, one side of the fixed sleeve is provided with an opening 13, and the pressing plate is positioned in the opening. The open-ended angle is greater than 180, that is to say the clamp plate can rotate in the opening, upwards rotates 90, can place the work piece in this device, inwards rotates 90, and the clamp plate will be on the upper portion of work piece, utilizes the pressure of spring to compress tightly the work piece a little, and this process can be convenient for finely tune the work piece, and the rethread cylinder compresses tightly after the fine setting is all accomplished.
In order to position a workpiece, a counter bore 14 is formed in the vertical plate, a positioning column 15 is installed in the counter bore, and a bolt penetrates through the counter bore from the rear side of the vertical plate to fix the positioning column. The advantage that sets up so just can set up a plurality of counter bores on the riser, and the position of reference column can be according to the work piece requirement of difference and place corresponding counter bore in, just so be unlikely to all change different risers at every turn to can reduce cost.
The base is circular in shape in order to be able to match the machine tool and is fitted with locating holes 16.
In order to position the workpiece, a supporting box body 17 is arranged on the upper portion of the base, and the supporting box body is located on the upper portion of the air cylinder and fixedly connected with the base through bolts.
When in use, the method comprises the following steps: firstly, fixing a base of the fixing device in a lathe through a bolt; step two, rotating the pressure plate upwards by an angle of 90 degrees; secondly, the bottom of the steel casting to be processed is supported on the supporting box body, and the positioning column penetrates through the side part of the steel casting; step three, rotating the pressing plates downwards by an angle of 90 degrees, and enabling the two pressing plates to be in contact with the side parts of the steel casting; step four, starting the air cylinder, wherein a piston rod of the air cylinder drives the bottom of the L-shaped plate upwards, and the L-shaped plate pulls the pressing plate through the connecting rod to press the steel casting onto the vertical plate; and step five, starting the machine tool to process the steel casting.
This device overall structure design benefit, the structure is firm, can make the clamp plate have certain pressure all the time through setting up the spring, utilizes the principle of lever, and the cylinder direct action is on the L shaped plate, and not directly presses on the work piece through the clamp plate, can have certain buffering like this, prevents that the sudden admission of cylinder from pressing out the mar with workpiece surface, and this is especially important to the finish machining.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides a steel casting finish machining fixing device which characterized in that: comprises a base, a vertical plate, a cylinder, an L-shaped plate, a spring, a connecting rod, a connecting seat, a fixed sleeve, a telescopic rod and a pressing plate; the cylinder is fixed at the central bottom of the base, a piston rod of the cylinder extends out of the base and is hinged with one end of the L-shaped plate, the bottom of the L-shaped plate penetrates through the vertical plate, the vertical plate is vertically fixed on the base, the lower part of the L-shaped plate is hinged with the connecting seat, the connecting seat is fixed on the upper part of the base, the upper part of the L-shaped plate is provided with a long hole, the connecting rod is matched with the long hole, two ends of the connecting rod are respectively hinged with one end of the telescopic rod, one end of the telescopic rod is provided with a baffle plate, the spring is sleeved on the telescopic rod and props against the retaining sheet, the two fixed sleeves are respectively and correspondingly arranged in the vertical plate, the other end of the spring extends into the fixed sleeve and is clamped at the end part of the fixed sleeve, and the other end of the telescopic rod penetrates through the fixed sleeve and is connected with the pressing plate through a bolt.
2. The steel casting finish machining fixing device of claim 1, characterized in that: one side of the fixed sleeve is provided with an opening, and the pressing plate is positioned in the opening.
3. The steel casting finish machining fixing device of claim 2, characterized in that: the vertical plate is provided with a counter bore, a positioning column is installed in the counter bore, and a bolt penetrates through the counter bore from the rear side of the vertical plate to fix the positioning column.
4. The steel casting finish machining fixing device of claim 1, characterized in that: the base is circular, installs the locating hole on the base.
5. The steel casting finish machining fixing device of claim 3, wherein: the upper portion of base is equipped with the supporting box, the supporting box is located the upper portion of cylinder and passes through the bolt with base fixed connection.
6. A method of finishing a steel casting according to any one of claims 1 to 5, characterized in that: the method comprises the following steps:
firstly, fixing a base of the fixing device in a lathe through a bolt;
step two, rotating the pressure plate upwards by an angle of 90 degrees;
thirdly, the bottom of the steel casting to be processed is supported on the supporting box body, and the positioning column penetrates through the side part of the steel casting;
step four, the pressing plates are rotated downwards by an angle of 90 degrees, and the two pressing plates are in contact with the side parts of the steel casting;
step five, starting the air cylinder, wherein a piston rod of the air cylinder drives the bottom of the L-shaped plate upwards, and the L-shaped plate pulls the pressing plate through the connecting rod to press the steel casting onto the vertical plate;
and step six, starting the machine tool to process the steel casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810529829.9A CN110539189B (en) | 2018-05-29 | 2018-05-29 | Steel casting finish machining fixing device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810529829.9A CN110539189B (en) | 2018-05-29 | 2018-05-29 | Steel casting finish machining fixing device and method |
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| CN110539189A CN110539189A (en) | 2019-12-06 |
| CN110539189B true CN110539189B (en) | 2022-01-28 |
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| CN201810529829.9A Active CN110539189B (en) | 2018-05-29 | 2018-05-29 | Steel casting finish machining fixing device and method |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0962285A2 (en) * | 1998-06-02 | 1999-12-08 | TÜNKERS MASCHINENBAU GmbH | Toggle clamp, in particular for use in car bodywork construction |
| EP1036630A1 (en) * | 1999-03-16 | 2000-09-20 | Gérard Beguin | System for the indexing and automatic clamping of a workpiece-holder |
| CN201224035Y (en) * | 2008-06-04 | 2009-04-22 | 上海华新合金有限公司 | Fixture for drilling holes on side surface |
| CN101434040A (en) * | 2008-12-15 | 2009-05-20 | 镁联科技（芜湖）有限公司 | Pneumatic lever type clamping structure |
| CN202070788U (en) * | 2011-03-30 | 2011-12-14 | 芜湖瑞和机电有限公司 | Special drilling machine for machining slag discharging hole on stator surface |
| CN202571924U (en) * | 2012-03-22 | 2012-12-05 | 沈阳飞机工业（集团）有限公司 | Deformation prevention process connecting device |
| CN202742253U (en) * | 2012-08-22 | 2013-02-20 | 深圳市三一联光自动化设备有限公司 | Locating mechanism |
| CN203293505U (en) * | 2013-06-19 | 2013-11-20 | 仙居县聚源橡塑设备制造有限公司 | Quick clamping device for T-shaped extruder head |
| CN103659386A (en) * | 2013-12-15 | 2014-03-26 | 重庆智锐德科技有限公司 | Rotation-prevention intermittent angle adjusting collet chuck |
| CN205342013U (en) * | 2015-12-25 | 2016-06-29 | 天津市金涞精密机械有限公司 | Special centre gripping fixing device of many prefaces is to cylinder body |
| CN205817390U (en) * | 2016-07-29 | 2016-12-21 | 荣腾实业（苏州）有限公司 | Die casting polish fixture |
-
2018
- 2018-05-29 CN CN201810529829.9A patent/CN110539189B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0962285A2 (en) * | 1998-06-02 | 1999-12-08 | TÜNKERS MASCHINENBAU GmbH | Toggle clamp, in particular for use in car bodywork construction |
| EP1036630A1 (en) * | 1999-03-16 | 2000-09-20 | Gérard Beguin | System for the indexing and automatic clamping of a workpiece-holder |
| CN201224035Y (en) * | 2008-06-04 | 2009-04-22 | 上海华新合金有限公司 | Fixture for drilling holes on side surface |
| CN101434040A (en) * | 2008-12-15 | 2009-05-20 | 镁联科技（芜湖）有限公司 | Pneumatic lever type clamping structure |
| CN202070788U (en) * | 2011-03-30 | 2011-12-14 | 芜湖瑞和机电有限公司 | Special drilling machine for machining slag discharging hole on stator surface |
| CN202571924U (en) * | 2012-03-22 | 2012-12-05 | 沈阳飞机工业（集团）有限公司 | Deformation prevention process connecting device |
| CN202742253U (en) * | 2012-08-22 | 2013-02-20 | 深圳市三一联光自动化设备有限公司 | Locating mechanism |
| CN203293505U (en) * | 2013-06-19 | 2013-11-20 | 仙居县聚源橡塑设备制造有限公司 | Quick clamping device for T-shaped extruder head |
| CN103659386A (en) * | 2013-12-15 | 2014-03-26 | 重庆智锐德科技有限公司 | Rotation-prevention intermittent angle adjusting collet chuck |
| CN205342013U (en) * | 2015-12-25 | 2016-06-29 | 天津市金涞精密机械有限公司 | Special centre gripping fixing device of many prefaces is to cylinder body |
| CN205817390U (en) * | 2016-07-29 | 2016-12-21 | 荣腾实业（苏州）有限公司 | Die casting polish fixture |
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| Publication number | Publication date |
|---|---|
| CN110539189A (en) | 2019-12-06 |
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| CB02 | Change of applicant information |
Address after: 242300, Anhui City, Xuancheng province Ningguo Creek Industrial Concentration Zone Applicant after: Anhui Ningxing Casting Co.,Ltd. Address before: 242300, Anhui City, Xuancheng province Ningguo Creek Industrial Concentration Zone Applicant before: ANHUI NINGGUO NINGXING WEAR-RESISTANT MATERIAL Co.,Ltd. |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20210513 Address after: 071000 No.210, wuyangtai village, Gaomo Township, Yi County, Baoding City, Hebei Province Applicant after: Wang Junli Address before: 242300 Zhongxi industrial concentration area, Ningguo City, Xuancheng City, Anhui Province Applicant before: Anhui Ningxing Casting Co.,Ltd. |
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Effective date of registration: 20220111 Address after: 528400 Zone E, plant 2, No. 6, Zhanxing Road, Torch Development Zone, Zhongshan City, Guangdong Province Applicant after: Zhongshan Qiye Industrial Material Co.,Ltd. Address before: 071000 No.210, wuyangtai village, Gaomo Township, Yi County, Baoding City, Hebei Province Applicant before: Wang Junli |
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