CN103406775A - Clamping tool for machining eccentric shafts - Google Patents
Clamping tool for machining eccentric shafts Download PDFInfo
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- CN103406775A CN103406775A CN2013102973218A CN201310297321A CN103406775A CN 103406775 A CN103406775 A CN 103406775A CN 2013102973218 A CN2013102973218 A CN 2013102973218A CN 201310297321 A CN201310297321 A CN 201310297321A CN 103406775 A CN103406775 A CN 103406775A
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Abstract
The invention relates to a clamping tool for machining eccentric shafts. The clamping tool comprises a connecting plate, a tensioning plate, a fixing plate, a location sleeve, a spring, a location block, a die shell, a pressing column, a tensioning rod, a V-type block, a pressing plate, a pressing plate spring and a pressing sleeve. The connecting plate, the tensioning plate, the die shell and the pressing sleeve are sequentially and coaxially installed, a penetrated cavity is formed in the location sleeve, the location block, the spring, the location sleeve and the fixing plate are sequentially installed in a combined mode, the spring is arranged in the cavity of the location sleeve, one end of the spring abuts against the fixing plate, the other end of the spring abuts against the location block, the location sleeve is fixedly connected with the fixing plate, and a bolt penetrates through the fixing plate, the spring and the location sleeve to be in threaded connection with the location block. The clamping tool can be connected with hydraulic or starting devices, the automation level is improved, and the time for machining workpieces and assembling and disassembling the workpieces is greatly shortened. The V-type block and the pressing plate serve as clamps, therefore, work for assembling the workpieces and converting a work position can be greatly simplified, the labor strength is reduced, and the safety production can be guaranteed.
Description
Technical field
The present invention relates to a kind ofly be used to processing the clamping tool of eccentric shaft, belong to mechanical manufacturing field.
Background technology
The clamping tool of lathe typically refers to the device that clamping workpiece is used, and as the chuck on lathe, in actual production, general clamping tool usually can not meet the needs of various part processing; Perhaps because productivity ratio is low, must be improved appropriately universal fixturing; Perhaps due to the shape of workpiece, the difference of the requirement of processing etc. must specialized designs be manufactured a kind of special fixture, produces actual needs to solve.
Summary of the invention
The object of the invention is to overcome above shortcomings in prior art, and a kind of reasonable in design be provided, can effectively enhance productivity, reduce labor intensity, ensure production safety be used to processing the clamping tool of eccentric shaft.
The present invention addresses the above problem the technical scheme adopted: be used to the clamping tool of processing eccentric shaft, comprise connecting plate, support brace, fixed head, positioning sleeve, spring, locating piece, formwork, hold-down column, tie rod, V-block, pressure strip, rag iron spring and clamping sleeve, described connecting plate, support brace, formwork and clamping sleeve are coaxially installed successively; In described positioning sleeve, be provided with the cavity run through, locating piece, spring, positioning sleeve, fixed head combine installation successively, spring is located in the cavity of positioning sleeve, spring one end props up fixed head, the other end props up locating piece, positioning sleeve is fixedly connected with fixed head, and bolt passes through fixed head, spring and positioning sleeve and is threaded with locating piece; In described formwork, be provided with cavity body, the overall structure be comprised of locating piece, spring, positioning sleeve, fixed head and V-block, pressure strip are installed in formwork, and this overall structure, pressure strip and formwork are fixed at rotational axis direction, V-block and formwork fixed installation; Between V-block and pressure strip, be provided with the rag iron spring support and connection; Connecting plate is fixedly connected with rear inner cavity that forms with formwork; The sidewall of formwork is provided with perforate, and hold-down column is located in this perforate, and hold-down column one end props up pressure strip; Clamping sleeve is placed in the formwork outer wall, and tie rod runs through formwork and is threaded with support brace, and screw passes through clamping sleeve and is fixedly connected with the tie rod screw thread.
Between described V-block and formwork, be provided with backing plate.
Described clamping sleeve inwall is provided with boss.
Described hold-down column is raised in the formwork outer wall.
Described boss is positioned at the open end of clamping sleeve.
The protruding end end of described hold-down column is smooth bevel.
The present invention has advantages of compared to existing technology:
1, the present invention can connect hydraulic pressure or starting device, promoted automatization level, greatly reduced needed two parts time of processing work and workpiece loading and unloading, adopt V-block and pressure strip as fixture, the work of workpiece and conversion station is installed can greatly be simplified, thereby greatly improved labor productivity, reduced labor intensity, guaranteed safe production.
2, clamping sleeve of the present invention is relatively static, relative motion be V-block and pressure strip, such design assembling is simple, easy to maintenance, low cost of manufacture is safe and reliable, longer service life.
The accompanying drawing explanation
Fig. 1 is the concrete assembling schematic diagram of implementing of the present invention.
Fig. 2 is the concrete structural representation of implementing of the present invention.
Fig. 3 is the concrete structural representation of implementing described hold-down column of the present invention.
Accompanying drawing explanation: connecting plate 1, support brace 2, fixed head 3, positioning sleeve 4, spring 5, locating piece 6, formwork 7, hold-down column 8, tie rod 9, V-block 10, pressure strip 11, rag iron spring 12, clamping sleeve 13, bolt 14, cavity body 71, overall structure I, cavity II, perforate 72, workpiece 15, screw 16, backing plate 17, smooth bevel 81.
The specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing and by embodiment, and following examples are explanation of the invention and the present invention is not limited to following examples.
Embodiment 1:
Referring to Fig. 1 to Fig. 3, of the present inventionly be used to the clamping tool of processing eccentric shaft, comprise connecting plate 1, support brace 2, fixed head 3, positioning sleeve 4, spring 5, locating piece 6, formwork 7, hold-down column 8, tie rod 9, V-block 10, pressure strip 11, rag iron spring 12 and clamping sleeve 13, described connecting plate 1, support brace 2, formwork 7 and clamping sleeve 13 are coaxially installed successively.
In described positioning sleeve 4, be provided with the cavity run through, locating piece 6, spring 5, positioning sleeve 4, fixed head 3 combine installation successively, spring 5 is located in the cavity of positioning sleeve 4, spring 5 one ends prop up fixed head 3, the other end props up locating piece 6, positioning sleeve 4 is fixedly connected with fixed head 3, and bolt 14 passes through fixed head 3, spring 5 and positioning sleeve 4 and is threaded with locating piece 6, and fixed head 3, spring 5, positioning sleeve 4 and locating piece 6 are installed and be combined as the overall structure I.
In described formwork 7, be provided with cavity body 71, overall structure I and V-block 10, pressure strip 11 are installed in formwork 7, V-block 10 and formwork 7 fixed installations, formwork 7 is "T"-shaped shape, cavity body 71 in formwork 7 is rectangular, the outline of described overall structure I, pressure strip 11, V-block 10 is rectangular, and highly with cavity body 71, is close, so this overall structure I, pressure strip 11, V-block 10 and formwork 7 are fixed at rotational axis direction.
Between V-block 10 and pressure strip 11, be provided with rag iron spring 12 support and connection, the tension force of rag iron spring 12 makes between V-block 10 and pressure strip 11 and leaves gap, the workpiece 15 of conveniently packing into, convenient taking-up again after EO.
Connecting plate 1 is fixedly connected with rear inner cavity II that forms with formwork 7, support brace 2 can move in this cavity II.
The sidewall of formwork 7 is provided with perforate 72, and hold-down column 8 is located in this perforate 72, and hold-down column 8 one ends prop up pressure strip 11.
Clamping sleeve 13 is placed in formwork 7 outer walls, and tie rod 9 runs through formwork 7 and is threaded with support brace 2, and screw 16 passes through clamping sleeve 13, is fixedly connected with tie rod 9 screw threads.
Between V-block 10 and formwork 7, be provided with backing plate 17.
Clamping sleeve 13 inwalls are provided with boss 131.
Hold-down column 8 is raised in formwork 7 outer walls.
Boss 131 is positioned at the open end of clamping sleeve 13, and described openend refers to load and unload the direction of workpiece 15.
The protruding end end of hold-down column 8 is provided with smooth bevel 81, and smooth bevel 81 is corresponding with boss 131, controls the gap between pressure strip 11 and V-block 10.
The course of work, the present invention is arranged on the chuck-end of numerically controlled lathe, connecting plate 1 is fixed with numerically controlled lathe, support brace 2 connects hydraulic push rod, while in hydraulic push rod is outer, drawing, support brace 2 drives formworks 7, and hold-down column 8 is away from boss 131, pressure strip 11, V-block 10 compression plate spring 12 tension force effects, space becomes can load and unload workpiece 15 greatly, otherwise when support brace 2 drives formwork 7, hold-down column 8 is near boss 131, and boss 131 props up hold-down column 8, pressure strip 11, V-block 10 overcome rag iron spring 12 tension force, space diminishes, thereby steps up workpiece 15, processes operation.
In addition; it should be noted that, the specific embodiment described in this specification, its each several part titles etc. can be different; all equivalence or simple change of doing according to the described structure of patent design of the present invention, feature and principle, be included in the protection domain of patent of the present invention.Those skilled in the art can make various modifications or supplement or adopt similar mode to substitute described specific embodiment; only otherwise depart from structure of the present invention or surmount this scope as defined in the claims, all should belong to protection scope of the present invention.
Claims (6)
1. be used to processing the clamping tool of eccentric shaft, it is characterized in that: comprise connecting plate, support brace, fixed head, positioning sleeve, spring, locating piece, formwork, hold-down column, tie rod, V-block, pressure strip, rag iron spring and clamping sleeve, described connecting plate, support brace, formwork and clamping sleeve are coaxially installed successively;
In described positioning sleeve, be provided with the cavity run through, locating piece, spring, positioning sleeve, fixed head combine installation successively, spring is located in the cavity of positioning sleeve, spring one end props up fixed head, the other end props up locating piece, positioning sleeve is fixedly connected with fixed head, and bolt passes through fixed head, spring and positioning sleeve and is threaded with locating piece;
In described formwork, be provided with cavity body, the overall structure be comprised of locating piece, spring, positioning sleeve, fixed head and V-block, pressure strip are installed in formwork, and this overall structure, pressure strip and formwork are fixed at rotational axis direction, V-block and formwork fixed installation;
Between V-block and pressure strip, be provided with the rag iron spring support and connection;
Connecting plate is fixedly connected with rear inner cavity that forms with formwork;
The sidewall of formwork is provided with perforate, and hold-down column is located in this perforate, and hold-down column one end props up pressure strip;
Clamping sleeve is placed in the formwork outer wall, and tie rod runs through formwork and is threaded with support brace, and screw passes through clamping sleeve and is fixedly connected with the tie rod screw thread.
2. according to claim 1 be used to processing the clamping tool of eccentric shaft, it is characterized in that: be provided with backing plate between V-block and formwork.
3. according to claim 1 be used to processing the clamping tool of eccentric shaft, it is characterized in that: the clamping sleeve inwall is provided with boss.
4. according to claim 1 be used to processing the clamping tool of eccentric shaft, it is characterized in that: hold-down column is raised in the formwork outer wall.
5. according to claim 3 be used to processing the clamping tool of eccentric shaft, it is characterized in that: boss is positioned at the open end of clamping sleeve.
6. described be used to processing the clamping tool of eccentric shaft according to claim 1 or 4, it is characterized in that: the protruding end end of hold-down column is smooth bevel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310297321.8A CN103406775B (en) | 2013-07-16 | 2013-07-16 | For processing the clamping tool of eccentric shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310297321.8A CN103406775B (en) | 2013-07-16 | 2013-07-16 | For processing the clamping tool of eccentric shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103406775A true CN103406775A (en) | 2013-11-27 |
| CN103406775B CN103406775B (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310297321.8A Active CN103406775B (en) | 2013-07-16 | 2013-07-16 | For processing the clamping tool of eccentric shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103406775B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6016333A (en) * | 1983-07-01 | 1985-01-28 | Seikosha Co Ltd | Machining method of eccentric shafts and machining jig |
| CN201208702Y (en) * | 2008-06-16 | 2009-03-18 | 济南一机床集团有限公司 | Adjustable eccentric lathe clamper |
| CN202087985U (en) * | 2011-03-22 | 2011-12-28 | 浙江三和机电科技有限公司 | Crank grinding jig |
| CN102490032A (en) * | 2011-11-25 | 2012-06-13 | 江苏万工科技集团有限公司 | Special fixture for processing eccentric ends of eccentric shafts |
| CN102773731A (en) * | 2012-07-13 | 2012-11-14 | 无锡市聚英机械制造有限公司 | Lathe clamping fixture for eccentric shaft |
| CN203390569U (en) * | 2013-07-16 | 2014-01-15 | 浙江三和机电科技有限公司 | Clamping tool for processing eccentric shaft |
-
2013
- 2013-07-16 CN CN201310297321.8A patent/CN103406775B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6016333A (en) * | 1983-07-01 | 1985-01-28 | Seikosha Co Ltd | Machining method of eccentric shafts and machining jig |
| CN201208702Y (en) * | 2008-06-16 | 2009-03-18 | 济南一机床集团有限公司 | Adjustable eccentric lathe clamper |
| CN202087985U (en) * | 2011-03-22 | 2011-12-28 | 浙江三和机电科技有限公司 | Crank grinding jig |
| CN102490032A (en) * | 2011-11-25 | 2012-06-13 | 江苏万工科技集团有限公司 | Special fixture for processing eccentric ends of eccentric shafts |
| CN102773731A (en) * | 2012-07-13 | 2012-11-14 | 无锡市聚英机械制造有限公司 | Lathe clamping fixture for eccentric shaft |
| CN203390569U (en) * | 2013-07-16 | 2014-01-15 | 浙江三和机电科技有限公司 | Clamping tool for processing eccentric shaft |
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| Publication number | Publication date |
|---|---|
| CN103406775B (en) | 2016-07-13 |
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Effective date of registration: 20181012 Address after: 314000 No. 3 Building, No. 1568 Jiachuang Road, Gaozhao Street, Xiuzhou District, Jiaxing City, Zhejiang Province Patentee after: Three and Mechatronics Limited by Share Ltd Address before: 314000 1568 Xiuzhou Road, Xiuzhou Industrial Zone, Zhejiang Patentee before: Zhejiang Sunho Science & Technology Co., Ltd. |