CN109702508B - Positioning and clamping device for machining - Google Patents
Positioning and clamping device for machining Download PDFInfo
- Publication number
- CN109702508B CN109702508B CN201910133702.XA CN201910133702A CN109702508B CN 109702508 B CN109702508 B CN 109702508B CN 201910133702 A CN201910133702 A CN 201910133702A CN 109702508 B CN109702508 B CN 109702508B
- Authority
- CN
- China
- Prior art keywords
- seat
- rack body
- clamping
- positioning
- fixedly connected
- 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.)
- Active
Links
Images
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a positioning and clamping device for machining, which comprises a guide rail seat, an end cover, a screw rod, a connector, a locking seat, a nut seat, a movable clamping seat, a fixed clamping seat, a through groove, a first positioning assembly, a first locking screw, a first rack body, a first tension spring, a second rack body, a connecting gear, a second fixing cover, a second connecting block, a second locking screw, a second positioning assembly and a second tension spring, wherein the first connecting block is connected with the second rack body through the first connecting block; the connecting gear is reasonable and simple in structure, and the rack body I and the rack body II can move outwards or inwards at the same time, so that the center of a workpiece can be positioned at the central position between the movable clamping seat and the fixed clamping seat, the center of the workpiece is always positioned at the fixed position for processing, and the processing quality is improved; according to the invention, the wrench drives the connector to rotate, and the rotation of the connector enables the screw to rotate to drive the nut seat to drive the movable clamping seat to directly clamp the workpiece, so that the positioning and clamping efficiency is improved.
Description
Technical Field
The invention relates to the technical field of machining equipment, in particular to a positioning and clamping device for machining.
Background
The mechanical processing refers to a process of changing the external dimension or performance of a workpiece through a mechanical device, and the positioning and clamping device is a device used for fixing a processing object in the mechanical manufacturing process to enable the processing object to occupy a correct position so as to receive construction or detection; the existing positioning and clamping device for machining has poor positioning and clamping effects, so that the machining quality is seriously influenced.
Disclosure of Invention
The invention aims to solve the problems that the existing positioning and clamping device for machining has poor positioning and clamping effects, so that the machining quality is seriously affected.
In order to solve the above problems, the present invention provides a technical solution: a positioning and clamping device for machining is characterized in that: the device comprises a guide rail seat, an end cover, a screw rod, a connector, a locking seat, a nut seat, a movable clamping seat, a fixed clamping seat, a through groove, a first positioning assembly, a first locking screw, a first connecting block, a first fixed cover, a first rack body, a first tension spring, a second rack body, a connecting gear, a second fixed cover, a second connecting block, a second locking screw, a second positioning assembly and a second tension spring; the nut seat is movably connected to the guide rail seat, and the rear side face of the guide rail seat is fixedly connected with the fixed clamping seat; the lower side of the nut seat is movably connected with the screw rod through a longitudinal threaded hole, and the rear side surface of the nut seat is fixedly connected with a movable clamping seat; the screw is movably connected inside the center of the guide rail seat through an end cover, and the front end part of the screw is fixedly connected with a connector; a transverse through groove is formed in the center of the fixed clamping seat; the front side of the through groove is transversely and movably connected with a rack body I, the rear side of the through groove is transversely and movably connected with a rack body II, and the center of the through groove is movably connected with a connecting gear; the first fixing cover is fixedly connected to the left rear side of the through groove, and the right side of the first fixing cover is connected with the right side of the inner part of the left side of the second rack body through a first tension spring; the left side of the second fixed cover is connected with the left side inside the right side of the first rack body through a second tension spring; the right side of the first connecting block is fixedly connected to the left end of the rack body, and a first positioning assembly is fixedly connected in a longitudinal through hole in the left side of the first connecting block through a first locking screw; the left side of the second connecting block is fixedly connected to the right end of the second rack body, and a second positioning assembly is fixedly connected into a longitudinal through hole in the right side of the second connecting block through a second locking screw; the rear side tooth part of the rack body is connected with the front side tooth part of the connecting gear; the front side tooth part of the rack body II is connected with the rear side tooth part of the connecting gear; the locking seats are three and are respectively and fixedly connected to the left side and the right side of the front of the guide rail seat and the center of the rear side of the fixed clamping seat.
Preferably, the second positioning assembly and the first positioning assembly have the same structural size.
Preferably, the specific structure of the first positioning component comprises a connecting arm, a clamping block, a clamping groove, a set screw and a guide hole; a guide hole is formed in the position, close to the proximal end, of the connecting arm; a clamping block is transversely and movably connected in the guide hole; a plurality of clamping grooves are uniformly arranged in the front side of the clamping block in a transverse manner; the set screw is movably connected in the central longitudinal threaded hole in the front side of the guide hole, and the rear side end of the set screw is connected with the clamping groove.
Preferably, the rear side surface of the movable clamping seat is parallel to the front side surface of the fixed clamping seat.
Preferably, the cross section of the locking seat is U-shaped.
Preferably, the cross section of the connecting head is rectangular.
The invention has the beneficial effects that:
(1) the connecting gear arranged in the invention can ensure that the first rack body and the second rack body can move outwards or inwards at the same time, so that the center of a workpiece can be positioned at the central position between the movable clamping seat and the fixed clamping seat, the workpiece center is always positioned at the fixed position for processing, and the processing quality is improved.
(2) According to the invention, the wrench drives the connector to rotate, and the rotation of the connector enables the screw to rotate to drive the nut seat to drive the movable clamping seat to directly clamp the workpiece, so that the positioning and clamping efficiency is improved.
(3) The first tension spring and the second tension spring are arranged in the clamping device, so that the two clamping blocks can always clamp a workpiece without manually pressing the clamping blocks, and the centering, positioning and clamping effects are improved.
Drawings
For ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the first positioning assembly.
1-a guide rail seat; 2-end cap; 3-a screw; 4-a connector; 5-locking seat; 6-nut seat; 7-a movable clamping seat; 8-fixing the clamping seat; 9-through groove; 10-a first positioning component; 11-locking screw I; 12-connecting a block I; 13-fixing the cover I; 14-a rack body I; 15-a first tension spring; 16-a second rack body; 17-connecting gear; 18-fixing a second cover; 19-connecting block two; 20-locking a second screw; 21-a second positioning component; 22-a second tension spring; 101-a linker arm; 102-a fixture block; 103-card slot; 104-set screws; 105-guide holes.
Detailed Description
As shown in fig. 1, the following technical solutions are adopted in the present embodiment: a positioning and clamping device for machining comprises a guide rail seat 1, an end cover 2, a screw rod 3, a connector 4, a locking seat 5, a nut seat 6, a movable clamping seat 7, a fixed clamping seat 8, a through groove 9, a positioning assembly I10, a locking screw I11, a connecting block I12, a fixed cover I13, a rack body I14, a tension spring I15, a rack body II 16, a connecting gear 17, a fixed cover II 18, a connecting block II 19, a locking screw II 20, a positioning assembly II 21 and a tension spring II 22; the nut seat 6 is movably connected to the guide rail seat 1, and the fixed clamping seat 8 is fixedly connected to the rear side face of the guide rail seat 1; the lower side of the nut seat 6 is movably connected with the screw rod 3 through a longitudinal threaded hole, and the rear side surface of the nut seat 6 is fixedly connected with a movable clamping seat 7; the screw rod 3 is movably connected to the inner part of the center of the guide rail seat 1 through an end cover 2, and the front end part of the screw rod 3 is fixedly connected with a connector 4; a transverse through groove 9 is formed in the center of the fixed clamping seat 8; a rack body I14 is transversely and movably connected to the front side of the through groove 9, a rack body II 16 is transversely and movably connected to the rear side of the through groove 9, and a connecting gear 17 is movably connected to the center of the through groove 9; the first fixed cover 13 is fixedly connected to the left rear side of the through groove 9, and the right side of the first fixed cover 13 is connected with the right side of the inside of the left side of the second rack body 16 through a first tension spring 15; the second fixed cover 18 is fixedly connected to the right front side of the through groove 9, and the left side of the second fixed cover 18 is connected with the left side of the inside of the right side of the first rack body 14 through a second tension spring 22; the right side of the first connecting block 12 is fixedly connected to the left end of the first rack body 14, and a first positioning assembly 10 is fixedly connected in a longitudinal through hole in the left side of the first connecting block 12 through a first locking screw 11; the left side of the second connecting block 19 is fixedly connected to the right end of the second rack body 16, and a second positioning assembly 21 is fixedly connected in a longitudinal through hole in the right side of the second connecting block 19 through a second locking screw 20; the rear side tooth part of the rack body I14 is connected with the front side tooth part of the connecting gear 17; the front side tooth part of the second rack body 16 is connected with the rear side tooth part of the connecting gear 17; the locking seats 5 are three, and the locking seats 5 are respectively and fixedly connected to the left side and the right side of the front surface of the guide rail seat 1 and the center of the rear side of the fixed clamping seat 8.
The second positioning assembly 21 and the first positioning assembly 10 have the same structural size.
As shown in fig. 2, the first positioning assembly 10 includes a connecting arm 101, a latch 102, a slot 103, a set screw 104 and a guide hole 105; a guide hole 105 is formed in the connecting arm 101 at a position close to the end; a clamping block 102 is transversely and movably connected in the guide hole 105; a plurality of clamping grooves 103 are uniformly arranged in the front side of the clamping block 102 in a transverse manner; the set screw 104 is movably connected in a central longitudinal threaded hole at the front side of the guide hole 105, and the rear end part of the set screw 104 is connected with the clamping groove 103.
The rear side surface of the movable clamping seat 7 is parallel to the front side surface of the fixed clamping seat 8; the section of the locking seat 5 is U-shaped; the section of the connector 4 is rectangular.
The using state of the invention is as follows: the invention has the advantages of reasonable and simple structure, low production cost, convenient installation and complete functions, when in use, a workpiece is firstly placed between the movable clamping seat 7 and the fixed clamping seat 8, and the left side and the right side of the workpiece are respectively clamped between the clamping blocks between the positioning component II 21 and the positioning component I10, the connecting gear 17 arranged therein can ensure that the rack body I14 and the rack body II 16 can simultaneously move outwards or inwards, thereby positioning the center of the workpiece at the central position between the movable clamping seat 7 and the fixed clamping seat 8, ensuring that the center of the workpiece is always positioned at the fixed position for processing and improving the processing quality, then the connecting head 4 is driven to rotate by the wrench, the screw 3 is driven to rotate by the screw rod 3 to drive the nut seat 6 to directly clamp the workpiece by the movable clamping seat 7 due to the rotation of the connecting head 4, and improving the positioning and clamping efficiency, the first tension spring 15 and the second tension spring 22 can ensure that the two clamping blocks can clamp the workpiece all the time without manually pressing the clamping blocks, so that the centering, positioning and clamping effects are improved.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (6)
1. A positioning and clamping device for machining is characterized in that: the device comprises a guide rail seat (1), an end cover (2), a screw rod (3), a connector (4), a locking seat (5), a nut seat (6), a movable clamping seat (7), a fixed clamping seat (8), a through groove (9), a positioning assembly I (10), a locking screw I (11), a connecting block I (12), a fixed cover I (13), a rack body I (14), a tension spring I (15), a rack body II (16), a connecting gear (17), a fixed cover II (18), a connecting block II (19), a locking screw II (20), a positioning assembly II (21) and a tension spring II (22);
the nut seat (6) is movably connected to the guide rail seat (1), and the fixed clamping seat (8) is fixedly connected to the rear side face of the guide rail seat (1);
the lower side of the nut seat (6) is movably connected with the screw rod (3) through a longitudinal threaded hole, and the rear side surface of the nut seat (6) is fixedly connected with a movable clamping seat (7);
the screw rod (3) is movably connected to the inner part of the center of the guide rail seat (1) through an end cover (2), and the front end part of the screw rod (3) is fixedly connected with a connector (4);
a transverse through groove (9) is formed in the center of the fixed clamping seat (8);
a rack body I (14) is transversely and movably connected to the front side of the through groove (9), a rack body II (16) is transversely and movably connected to the rear side of the through groove (9), and a connecting gear (17) is movably connected to the center of the through groove (9);
the first fixing cover (13) is fixedly connected to the left rear side of the through groove (9), and the right side of the first fixing cover (13) is connected with the right side of the inner portion of the left side of the second rack body (16) through a first tension spring (15);
the second fixed cover (18) is fixedly connected to the right front side of the through groove (9), and the left side of the second fixed cover (18) is connected with the left side of the inner part of the right side of the first rack body (14) through a second tension spring (22);
the right side of the first connecting block (12) is fixedly connected to the left end of the first rack body (14), and a first positioning assembly (10) is fixedly connected in a longitudinal through hole in the left side of the first connecting block (12) through a first locking screw (11);
the left side of the second connecting block (19) is fixedly connected to the right end of the second rack body (16), and a second positioning assembly (21) is fixedly connected in a longitudinal through hole in the right side of the second connecting block (19) through a second locking screw (20);
the rear side tooth part of the rack body I (14) is connected with the front side tooth part of the connecting gear (17);
the front side tooth part of the second rack body (16) is connected with the rear side tooth part of the connecting gear (17);
the locking seats (5) are three, and the locking seats (5) are respectively and fixedly connected to the left side and the right side of the front of the guide rail seat (1) and the center of the rear side of the fixed clamping seat (8).
2. A positioning and clamping device for machining according to claim 1, characterised in that: the second positioning component (21) and the first positioning component (10) are the same in structural size.
3. A positioning and clamping device for machining according to claim 1 or 2, characterised in that: the specific structure of the first positioning component (10) comprises a connecting arm (101), a clamping block (102), a clamping groove (103), a set screw (104) and a guide hole (105);
a guide hole (105) is formed in the position, close to the end part, of the connecting arm (101);
a clamping block (102) is transversely and movably connected in the guide hole (105);
a plurality of clamping grooves (103) are uniformly arranged in the front side of the clamping block (102) in a transverse manner;
the set screw (104) is movably connected in a central longitudinal threaded hole in the front side of the guide hole (105), and the rear side end of the set screw (104) is connected with the clamping groove (103).
4. A positioning and clamping device for machining according to claim 1, characterised in that: the back side surface of the movable clamping seat (7) is parallel to the front side surface of the fixed clamping seat (8).
5. A positioning and clamping device for machining according to claim 1, characterised in that: the cross section of the locking seat (5) is U-shaped.
6. A positioning and clamping device for machining according to claim 1, characterised in that: the cross section of the connector (4) is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910133702.XA CN109702508B (en) | 2019-02-22 | 2019-02-22 | Positioning and clamping device for machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910133702.XA CN109702508B (en) | 2019-02-22 | 2019-02-22 | Positioning and clamping device for machining |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109702508A CN109702508A (en) | 2019-05-03 |
| CN109702508B true CN109702508B (en) | 2020-05-08 |
Family
ID=66264950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910133702.XA Active CN109702508B (en) | 2019-02-22 | 2019-02-22 | Positioning and clamping device for machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109702508B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112123280A (en) * | 2020-10-12 | 2020-12-25 | 长春通视光电技术有限公司 | Adjustable thread pressing ring fastening mechanism |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6057980B2 (en) * | 1982-08-09 | 1985-12-18 | 本田技研工業株式会社 | clamp device |
| JP2694007B2 (en) * | 1989-04-20 | 1997-12-24 | 豊田工機株式会社 | Clamping device |
| CN207447475U (en) * | 2017-11-09 | 2018-06-05 | 山东华亿钢机股份有限公司 | A kind of welded still pipe soldering opening of fixing-stable cuts flat with device |
| CN108972082A (en) * | 2018-08-31 | 2018-12-11 | 东莞市凯勒帝数控科技有限公司 | A kind of automation clamp for machining of multidirectional adjusting |
| CN109352376A (en) * | 2018-11-30 | 2019-02-19 | 湖北工业大学 | A kind of mechanical fitting chucking device of firm mechanical engineering field |
-
2019
- 2019-02-22 CN CN201910133702.XA patent/CN109702508B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109702508A (en) | 2019-05-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109702508B (en) | Positioning and clamping device for machining | |
| CN210818484U (en) | Centering vice for machine tool | |
| CN210744436U (en) | Automatic wiring device of wiring terminal | |
| CN218903988U (en) | Laser paint removing device | |
| CN211565648U (en) | Six-point positioning fixture | |
| CN213498777U (en) | Positioning tool for square workpiece machining | |
| CN112975480A (en) | Batch part is centre gripping anchor clamps simultaneously | |
| CN210790732U (en) | Valve plate auxiliary assembly device | |
| CN213616789U (en) | Connecting structure of multi-axis robot | |
| CN219521832U (en) | Clamping device capable of bidirectionally applying force | |
| CN218194566U (en) | Special jig for flat grinding of linear guide auxiliary sliding block | |
| CN220867558U (en) | Electroplating clamp and silicon wafer electroplating system | |
| CN220592333U (en) | Clamp for machining part with inclined plane | |
| CN212761602U (en) | Universal joint wire-electrode cutting rapid clamping device | |
| CN218745374U (en) | Circular electrode clamp | |
| CN218511924U (en) | Test rod and test device | |
| CN220373062U (en) | Novel double-clamping outer diameter clamp | |
| CN211889879U (en) | Tool clamp | |
| CN217833693U (en) | Adsorption clamp and polaroid cleaning machine | |
| CN219697576U (en) | Location structure and photovoltaic board aluminium frame section bar | |
| CN215201560U (en) | Automobile part tool clamp | |
| CN214187529U (en) | U-shaped polymer workpiece processing equipment | |
| CN215200987U (en) | Automobile parts presss from both sides and gets and remove cooling structure | |
| CN210878620U (en) | Clamping device for central shaft machining equipment of solar slewing bearing | |
| CN219563121U (en) | Floating positioning device for robot gripper |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200403 Address after: 215400 no.8-3, yuewangtai Middle Road, Shaxi Town, Taicang City, Suzhou City, Jiangsu Province Applicant after: Taicang Fuyuan precision mould Co.,Ltd. Address before: 410013 No. 103, 9th Building, Lihai Century Oasis Garden Westernized House, 398 Lianfeng Road, Bachelor's Street, Yuelu District, Changsha City, Hunan Province Applicant before: CHANGSHA TIANXIA INNOVATION TECHNOLOGY Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A positioning and clamping device for mechanical processing Effective date of registration: 20230621 Granted publication date: 20200508 Pledgee: Jiangsu Taicang Rural Commercial Bank Co.,Ltd. Yuewang Branch Pledgor: Taicang Fuyuan precision mould Co.,Ltd. Registration number: Y2023980044752 |