CN202292171U - Clamping device - Google Patents
Clamping device Download PDFInfo
- Publication number
- CN202292171U CN202292171U CN2011203286229U CN201120328622U CN202292171U CN 202292171 U CN202292171 U CN 202292171U CN 2011203286229 U CN2011203286229 U CN 2011203286229U CN 201120328622 U CN201120328622 U CN 201120328622U CN 202292171 U CN202292171 U CN 202292171U
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- CN
- China
- Prior art keywords
- fixedly connected
- crank
- jaw
- main shaft
- pulling force
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a clamping device and relates to a fixing device for a pipe fitting. The clamping device comprises a clamping cylinder 601, a machine head fixing plate 602, a spindle fixing frame 603, a hollow spindle 604, a spindle casing pipe 605, a chuck 606, a clamping pawl 607, a clamping pawl fixing ring 608, a clamping pawl jacking plate 609, a moveable loop 610, a tension bearing 611, a tension crank 612, a crank fixing base 613, a belt pulley 614 and a supporting pillar 615. The utility model aims to provide the clamping device which is applied to a threading machine; the threading machine is characterized in that a screw tap is fixed but a workpiece is rotated; the technical problems that the danger caused by exposure of a moving part is big and the coaxial degree of an inner thread and the axis of the workpiece is relative low are solved; and the quality and the precision of the processed products are increased.
Description
Technical field
The utility model relates to a kind of fixture, particularly relates to a kind of fixture that is used for pipe fitting.
Background technology
The processing mode that automatic tapping machine is taked is normally fixed part to be processed, exposes the position that needs tapping, screw tap rotation incision, and machining internal thread reaches certain depth and stops, and processing parts is withdrawed from the screw tap counter-rotating, and part processing is accomplished.All the time be in rotation and the motion process at the process plug tap, be exposed in the working environment, safety in production is had potential danger.Workpiece to be processed is fixed, and screw tap rotation makes the internal thread that processes and the axis of workpiece tiny deviation occur easily, has reduced machining accuracy.
Processing in enormous quantities simultaneously, clamping and pine are unloaded very frequent, and the mode of holding that adds of clamping device also is the principal element that influences the process-cycle.
The utility model content
The purpose of the utility model provides a kind of clamping device, is used for the tapping machine of the fixed and workpiece of screw tap rotation, solve moving component such as screw tap expose dangerous big, internal thread and the relatively low technical problem of workpiece axle center axiality.
The clamping device of the utility model comprises clamping cylinder, head of a bed fixed head, main shaft fixed frame, hollow spindle, main spindle quill, chuck, jaw, jaw retainer ring, jaw top board, kink, tension bearing, pulling force crank and crank holder, belt pulley, support column; Wherein: the main shaft fixed frame is fixedly connected on the instrument lathe; Hollow spindle is the hollow cylinder structure; Pass the main shaft fixed frame from left to right, be fixedly connected with the main shaft fixed frame through two bearings, in the main shaft fixed frame; Main shaft is fixedly connected with belt pulley; Belt pulley is connected with the reducing motor output shaft of equipment through belt, and the PLC circuit is controlled the rotating speed of reducing motor and turned to, and then the motion state of control main shaft;
Main spindle quill one end penetrates hollow spindle from left to right, is being fixedly connected with chuck near hollow spindle right-hand member place, and the jaw top board is fixedly connected with the outer wall of the main spindle quill other end;
Hollow spindle left end cylindrical is fixedly connected with the jaw retainer ring, is fixedly connected three equally distributed jaws on the jaw retainer ring, and jaw serves as that axle can rotate with the fixed position bearing pin, and jaw and jaw top board are inconsistent.
Be fixedly connected head of a bed fixed head above the main shaft fixed frame; Be fixedly connected with support column under head of a bed fixed head one angle; The cylinder body end that clamps cylinder is fixedly connected with support column through being fixedly coupled ring; The piston rod that clamps cylinder is fixedly connected with U type connector, and the U-shaped head of U type connector is fixedly connected with the force side of pulling force crank through screw bolt and nut; The pulling force crank center is a loop configuration, and annular left hand projection is the rotational fixation end, and annular right side crank is the force side, and annular respectively has a convexity up and down, and arc-shaped through-hole is arranged in the convexity; The crank holder is fixed on the outer wall of main shaft fixed frame left side, and an end of crank holder camber structure extends convexity and is connected through bolt with the rotational fixation end of pulling force crank, and the pulling force crank can be that axle rotates with the bolt; The other end of crank holder camber structure extends the supporting surface of convexity as the force side of pulling force crank.
Kink is a cylinder-shaped sleeve, is enclosed within on the hollow spindle.Kink one end is fixedly connected with the tension bearing inner ring, and other end appearance is conical, and it is little that external diameter becomes gradually, and the conical termination and the jaw of kink are inconsistent.
The tension bearing outer ring respectively has the cylindrical protrusions of a symmetry up and down, in the arc-shaped through-hole of the last lower convexity of insertion pulling force crank loop configuration.
The clamping device of the utility model can block the working position of workpiece, avoids because of moving component causes security incident, through the clamping device rotational workpieces, makes screw tap can adjust axial location alignment pieces axle center, and the end product quality precision that processes is improved.
Be described further below in conjunction with the clamping device of accompanying drawing the utility model.
Description of drawings
Fig. 1 is the vertical view of the utility model clamping device embodiment;
Fig. 2 is the axle side sketch map () of the utility model clamping device embodiment;
Fig. 3 is the axle side sketch map (two) of the utility model clamping device embodiment;
Fig. 4 is the axle side sketch map (three) of the utility model clamping device embodiment;
Fig. 5 is the axle side sketch map of chuck among the utility model clamping device embodiment.
The specific embodiment
Like Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4; Present embodiment comprises clamping cylinder 601, head of a bed fixed head 602, main shaft fixed frame 603, hollow spindle 604, main spindle quill 605, chuck 606, jaw 607, jaw retainer ring 608, jaw top board 609, kink 610, tension bearing 611, pulling force crank 612 and crank holder 613, belt pulley 614, support column 615; Main shaft fixed frame 603 is fixedly connected on the instrument lathe 053; Hollow spindle 604 is the hollow cylinder structure; Pass main shaft fixed frame 603 from left to right, be fixedly connected with main shaft fixed frame 603 through two bearings.In main shaft fixed frame 603, main shaft is fixedly connected with belt pulley 614, and belt pulley 614 is connected with the reducing motor output shaft of equipment through belt, and the PLC circuit is controlled the rotating speed of reducing motor and turned to, and then the motion state of control main shaft.
Be fixedly connected head of a bed fixed head 602 above the main shaft fixed frame 603; Be fixedly connected with support column 615 under head of a bed fixed head 602 1 angles; The cylinder body end that clamps cylinder 601 is fixedly connected with support column 615 through being fixedly coupled ring; The piston rod that clamps cylinder 601 is fixedly connected with U type connector, and the U-shaped head of U type connector is fixedly connected with the force side of pulling force crank 612 through screw bolt and nut.
Kink 610 is a cylinder-shaped sleeve, is enclosed within on the hollow spindle 604.Kink 610 1 ends are fixedly connected with tension bearing 611 inner rings, and other end appearance is conical, and it is little that outside diameter becomes gradually, and the conical termination and the jaw 607 of kink 610 are inconsistent.
Tension bearing 611 outer rings respectively have the cylindrical protrusions of a symmetry up and down, in the arc-shaped through-hole of the last lower convexity of insertion pulling force crank 612 loop configuration.
Present embodiment is in application process, and a last operation pushes workpiece in the main spindle quill 605, releases chuck 606 always; Until being pushed into the stop position that stopping means is confirmed, the PLC circuit is controlled the piston rod movement that clamps cylinder 601, and the force side of promotion pulling force crank 612 serves as axially to turn left to move with the bolt of rotational fixation end; Through the symmetrical arc-shaped through-hole on pulling force crank 612 loop configuration; Thrust is passed to tension bearing 611, make tension bearing 611 inner rings drive kink 610 and push jaw 607 left, jaw 607 rotates extruding jaw top board 609; Make jaw top board 609 drive main spindle quill 605 to left movement; Main spindle quill 605 pulling chucks 606 contract in hollow spindle 604, thereby the termination of chuck 606 is drawn clamping work pieces in to the center, and it can't be moved.
Present embodiment has realized that workpiece rotates and the fixed tapping technology of screw tap has satisfied batch process, through the PLC circuit control, can cooperate with threading apparatus, realizes higher processing precision.
Above-described embodiment describes the preferred implementation of the utility model; Be not that scope to the utility model limits; Under the prerequisite that does not break away from the utility model design spirit; Various distortion and improvement that those of ordinary skills make the technical scheme of the utility model all should fall in the definite protection domain of the utility model claims.
Claims (4)
1. clamping device; Comprise and clamp cylinder (601), head of a bed fixed head (602), main shaft fixed frame (603), hollow spindle (604), main spindle quill (605), chuck (606), jaw (607), jaw retainer ring (608), jaw top board (609), kink (610), tension bearing (611), pulling force crank (612) and crank holder (613), belt pulley (614), support column (615); It is characterized in that: main shaft fixed frame (603) is fixedly connected on the instrument lathe (053); Hollow spindle (604) is the hollow cylinder structure; Pass main shaft fixed frame (603) from left to right, be fixedly connected with main shaft fixed frame (603) through two bearings, in main shaft fixed frame (603); Main shaft is fixedly connected with belt pulley (614); Belt pulley (614) is connected with the reducing motor output shaft of equipment through belt, and the PLC circuit is controlled the rotating speed of reducing motor and turned to, and then the motion state of control main shaft;
Main spindle quill (605) one ends penetrate hollow spindle (604) from left to right, are being fixedly connected with chuck (606) near hollow spindle (604) right-hand member place, and jaw top board (609) is fixedly connected with the outer wall of main spindle quill (605) other end;
Hollow spindle (604) left end cylindrical is fixedly connected with jaw retainer ring (608); Jaw retainer ring (608) is gone up and is fixedly connected three equally distributed jaws (607); Jaw (607) serves as that axle can rotate with the fixed position bearing pin, and jaw (607) is inconsistent with jaw top board (609).
2. clamping device according to claim 1; It is characterized in that: be fixedly connected head of a bed fixed head (602) above the main shaft fixed frame (603); Be fixedly connected with support column (615) under head of a bed fixed head (602) one angles; The cylinder body end that clamps cylinder (601) is fixedly connected with support column (615) through being fixedly coupled ring, and the piston rod that clamps cylinder (601) is fixedly connected with U type connector, and the U-shaped head of U type connector is fixedly connected with the force side of pulling force crank (612) through screw bolt and nut; Pulling force crank (612) center is a loop configuration, and annular left hand projection is the rotational fixation end, and annular right side crank is the force side, and annular respectively has a convexity up and down, and arc-shaped through-hole is arranged in the convexity; Crank holder (613) is fixed on the outer wall of main shaft fixed frame (603) left side; One end of crank holder (613) camber structure extends convexity and is connected through bolt with the rotational fixation end of pulling force crank (612), and pulling force crank (612) can be that axle rotates with the bolt; The other end of crank holder (613) camber structure extends the supporting surface of convexity as the force side of pulling force crank (612).
3. clamping device according to claim 2; It is characterized in that: kink (610) is a cylinder-shaped sleeve; Be enclosed within on the hollow spindle (604), kink (610) one ends are fixedly connected with tension bearing (611) inner ring, and other end appearance is conical; It is little that external diameter becomes gradually, and the conical termination of kink (610) and jaw (607) are inconsistent.
4. clamping device according to claim 3 is characterized in that: tension bearing (611) outer ring respectively has the cylindrical protrusions of a symmetry up and down, in the arc-shaped through-hole of the last lower convexity of insertion pulling force crank (612) loop configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203286229U CN202292171U (en) | 2011-09-02 | 2011-09-02 | Clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203286229U CN202292171U (en) | 2011-09-02 | 2011-09-02 | Clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202292171U true CN202292171U (en) | 2012-07-04 |
Family
ID=46361148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203286229U Expired - Fee Related CN202292171U (en) | 2011-09-02 | 2011-09-02 | Clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202292171U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909426A (en) * | 2012-10-31 | 2013-02-06 | 宁波培源电器制造有限公司 | Semi-automatic pipe feeding machine |
| CN102935600A (en) * | 2012-11-14 | 2013-02-20 | 费斯托气动有限公司 | Multi-surface processing device |
| CN103481070A (en) * | 2013-09-13 | 2014-01-01 | 芜湖市泰美机械设备有限公司 | Automatic clamping mechanism of valve stem of fire hydrant |
| CN104942621A (en) * | 2015-06-25 | 2015-09-30 | 佛山市普拉迪数控科技有限公司 | Angle-adjustable positioning and clamping mechanism |
| CN112893659A (en) * | 2021-01-13 | 2021-06-04 | 宁波汽车软轴软管有限公司 | Riveting machine for joint assembly of guide pipe joint of inhaul cable |
-
2011
- 2011-09-02 CN CN2011203286229U patent/CN202292171U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909426A (en) * | 2012-10-31 | 2013-02-06 | 宁波培源电器制造有限公司 | Semi-automatic pipe feeding machine |
| CN102935600A (en) * | 2012-11-14 | 2013-02-20 | 费斯托气动有限公司 | Multi-surface processing device |
| CN102935600B (en) * | 2012-11-14 | 2015-04-01 | 费斯托气动有限公司 | Multi-surface processing device |
| CN103481070A (en) * | 2013-09-13 | 2014-01-01 | 芜湖市泰美机械设备有限公司 | Automatic clamping mechanism of valve stem of fire hydrant |
| CN103481070B (en) * | 2013-09-13 | 2016-01-20 | 芜湖市泰美机械设备有限公司 | A kind of hydrant valve rod automatic clamping mechanism |
| CN104942621A (en) * | 2015-06-25 | 2015-09-30 | 佛山市普拉迪数控科技有限公司 | Angle-adjustable positioning and clamping mechanism |
| CN112893659A (en) * | 2021-01-13 | 2021-06-04 | 宁波汽车软轴软管有限公司 | Riveting machine for joint assembly of guide pipe joint of inhaul cable |
| CN112893659B (en) * | 2021-01-13 | 2022-11-15 | 宁波汽车软轴软管有限公司 | Riveting machine for joint assembly of guide pipe joint of inhaul cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20140902 |
|
| EXPY | Termination of patent right or utility model |