CN202156214U - Improvement structure of workpiece clamping mechanism of stereoscopic numerical control engraving machine - Google Patents
Improvement structure of workpiece clamping mechanism of stereoscopic numerical control engraving machine Download PDFInfo
- Publication number
- CN202156214U CN202156214U CN2011203053924U CN201120305392U CN202156214U CN 202156214 U CN202156214 U CN 202156214U CN 2011203053924 U CN2011203053924 U CN 2011203053924U CN 201120305392 U CN201120305392 U CN 201120305392U CN 202156214 U CN202156214 U CN 202156214U
- Authority
- CN
- China
- Prior art keywords
- frame
- turntable
- centrre rest
- improvement structure
- centre
- 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
Links
Images
Landscapes
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The utility model discloses an improvement structure of workpiece clamping mechanism of stereoscopic numerical control engraving machine, relates to the engraving machine field, comprising a frame and a clamping device with a turntable frame and a centre frame; the utility model further comprises a propulsion device for propelling the centre frame and a transmission gear for driving the rotation of the turntable; the turntable frame and the centre frame are stretched across the frame, and relatively arranged on the frame; the turntable frame is fixedly connected with the frame; the centre frame is glidingly connected with the frame; the turntable frame is provided with the turntable; the centre frame is provided with a centre corresponding to the turntable on the turntable frame; the propulsion device comprises a first worm arranged on the centre frame, a first worm wheel connected with the first worm, a first transmission rod fixedly connected with the first worm wheel, a gear fixed on the transmission rod and a rack fixed on the frame to be engaged with the gear; and the centre frame is further provided with a fixing device for fixing the centre frame on the frame. The structure improves clamping strength, stably clamps the workpiece, is not easy to deviate, and has convenient and rapid operation.
Description
Technical field
The utility model relates to the engraving machine field, relates to a kind of workpiece grip mechanism of three-dimensional digital-controlled carving machine in particular.
Background technology
Three-dimensional digital-controlled carving machine is through the motor of each direction of motion of control module control; Realize that the engraving cutter carries out stereo carving on workpiece; And many while stereo carvings promptly are provided with many group sculptures engraving device on frame; On clamping device, synchronous same-speed is carved with a plurality of piece-holder, reaches the pursuit of engraving amount.
The clamping device of the three-dimensional digital-controlled carving machine on the existing market, this workpiece grip mechanism comprises frame and motor, frame be provided with rotating disk with can with rotating disk grasp workpiece and can on the rotating disk axis direction, stretch top; Top over against rotating disk the center and be arranged on one can be on the slide mechanism that moves around on the axis direction of rotating disk; Between rotating disk and motor, be provided with the rotating mechanism that makes dial rotation; Slide mechanism comprise be arranged on frame bottom can be along the crossbeam that moves around on the axis direction of rotating disk, connect with guide rail between crossbeam two ends and its residing frame, the bearing of trend of guide rail is parallel to the axis of said rotating disk; Top being connected on the crossbeam, the both sides of crossbeam end face are provided with some bolts, and bolt passes the crossbeam end face and replaces on guide rail, and the residing frame of crossbeam front and back sides place respectively has locating hole, through bearing pin crossbeam is fixed on the frame.In the work holder of this bull engraving machine; Top being fixed on the crossbeam, the both ends of the surface of crossbeam are replaced on guide rail through bolt, on the fore-and-aft direction respectively through bearing pin with each top being fixed on the frame; This fixed form is loaded down with trivial details; And the cooperation in pin, hole is not easy to operate, on fixed performance, be still waiting further raising, at machining area each locating hole inserted alignment pin in addition, has unsafe factor yet.
The clamping device of existing three-dimensional digital-controlled carving machine is applicable to be processed some in light weight, small-sized workpiece; And it is heavier for some materials; The workpiece that shape is bigger; The clamping dynamics of clamping device is not enough, does not steadily cause workpiece to drop or squints, and influence efficient, engraving precision and reduces workpiece and carve yield rate.
In view of this, the inventor has this case to produce to the above-mentioned defective further investigation of existing engraving machine workpiece grip mechanism then.
The utility model content
The purpose of the utility model is to provide a kind of improvement structure of three-dimensional digital-controlled carving machine workpiece grip mechanism, and the dynamics because of big piece-holder does not steadily cause workpiece to drop or squint making the not good problem of workpiece engraving precision in the prior art to solve.
In order to reach above-mentioned purpose, the technical scheme of the utility model is:
The improvement structure of three-dimensional digital-controlled carving machine workpiece grip mechanism; Comprise frame, have the clamping device of turntable mounting and centrre rest; Also comprise the propulsion plant and the transmission device that is used for the transmission dial rotation that are used to advance centrre rest; This turntable mounting and centrre rest across and be oppositely arranged on the frame, this turntable mounting is fixedly connected on the frame, this centrre rest slidably is connected on the frame; This turntable mounting is provided with rotating disk; This centrre rest be provided with turntable mounting on rotating disk corresponding top, the drive link that this propulsion plant comprises first worm screw that is arranged on the centrre rest, first worm gear that is transmitted in first worm screw, be fixedly connected with first worm gear, be fixed on gear on the drive link, be fixed on the tooth bar that is meshed with gear on the frame, also be provided with on this centrre rest centrre rest be fixed on the fixture on the frame.
This fixture has locking part, is formed on bar-shaped trough and the lock washer of pad between locking part and frame on the frame, and this locking part comprises bolt that passes lock washer and bar-shaped trough and the nut that matees with bolt.
This transmission device links to each other with servomotor and accepts the power of servomotor.
This transmission device comprises second worm gear that is fixedly linked with rotating disk, is transmitted in second worm screw that second worm gear links to each other and directly link to each other with the output shaft of servomotor.
After adopting technique scheme, the beneficial effect of the improvement structure of a kind of three-dimensional digital-controlled carving machine workpiece grip mechanism of the utility model is:
This technical scheme has improved the clamping dynamics, and when the big workpiece of many of processing, piece-holder is stable, is difficult for skew and simple operation.Only need to move first worm screw, just can make whole steady propelling of centrre rest, with centrre rest and frame locking, it is more stable to make that the piece-holder rotation adds man-hour through fixture, improves the qualification rate of carved product.
Description of drawings
The perspective view of the improvement structure of a kind of three-dimensional digital-controlled carving machine workpiece grip mechanism that Fig. 1 relates to for the utility model;
Another perspective view of the improvement structure of a kind of three-dimensional digital-controlled carving machine workpiece grip mechanism that Fig. 2 relates to for the utility model;
The drive mechanism sketch map of the turntable mounting of the improvement structure of a kind of three-dimensional digital-controlled carving machine workpiece grip mechanism that Fig. 3 relates to for the utility model.
Among the figure:
Propulsion plant 3 transmission devices 4
Turntable mounting 21 centrre rests 22
Ratchet 2112 servomotors 41
Second worm screw, 42 second worm gears 43
Top 221 handwheels 222
First worm screw, 31 first worm gears 32
Tooth bar 35 spring bearings 5
Handwheel 311 fixtures 6
Locking part 61 bar-shaped troughs 11
The specific embodiment
In order further to explain the novel technical scheme of this use, come the utility model is set forth in detail through specific embodiment below.
The improvement structure of three-dimensional digital-controlled carving machine workpiece grip mechanism like Fig. 1, Fig. 2, shown in Figure 3, comprises frame 1, clamping device 2, propulsion plant 3 and transmission device 4.This clamping device 2 has turntable mounting 21 and centrre rest 22, and piece-holder is carried out Carving Machining between turntable mounting 21 and centrre rest 22.
This turntable mounting 21 is provided with a plurality of rotating disks 211 side by side across an end that sets up and be fixedly connected on frame 1 on this turntable mounting 21, this rotating disk 211 is provided with spine 2111 and ratchet 2112; This turntable mounting 21 also is provided with the transmission device 4 of each rotating disk 211 of ability synchronous same-speed transmission, need to prove, when a rotating disk is only arranged; 4 effects of playing the transmission dial rotation of this transmission device; This transmission device 4 is by servomotor 41 transmissions, and the output shaft of this servomotor 41 directly links to each other with a plurality of second worm screws 42 and is divided into two groups that are positioned at servomotor 41 both sides, and all head and the tail are continuous successively for every group second worm screw 42; This each second worm screw 42 second worm gear 43 that has been fixedly linked; This second worm gear 43 is fixedly linked with rotating disk 211, and this transmission device 4 effectively keeps each rotating disk 211 synchronous same-speeds, thereby improves the engraving precision.
This centrre rest 22 is across the other end that is erected at frame 1; This centrre rest 22 be provided with turntable mounting 21 on rotating disk 211 corresponding a plurality of top 221; This axial end of top 221 is fixedly connected with handwheel 222; Cooperate spine 2111 and ratchet 2112 on the rotating disks 211 with more firm the grasping of workpiece through rotating handwheel 222 scalable top 221, this centrre rest 22 also is provided with the propulsion plant 3 that is used to advance centrre rest 22, and this propulsion plant 3 comprises first worm screw 31, first worm gear 32, drive link 33, gear 34 and tooth bar 35; This first worm screw 31 and drive link 33 respectively through spring bearing 5 be supported on centrre rest 22 below; This first worm screw 31 links to each other with first worm gear 32, this drive link 33 and first worm gear, 32 coaxial fixed connections, and the two ends of this drive link 33 fixed cover respectively are provided with gear 34; This gear 33 is mutually meshing with the tooth bar 35 on being fixed on frame 1 medial surface; The axial end of this first worm screw 31 also is provided with handwheel 311, drives first worm gear, 32 rotation interlock drive links 33 through rotating handwheel 311, the first worm screws 31; Drive link 33 linked gears 34 move on tooth bar 35, thereby realize that centrre rest 22 advances to turntable mounting 21 slips on frame 1 stably;
The two ends of this centrre rest 22 also are provided with centrre rest 22 are fixed on the fixture 6 on the frame 1; This fixture 6 has locking part 61, is formed on bar-shaped trough 11 and the lock washer 62 of pad between locking part 61 and frame 1 on the frame 1, and this locking part 61 comprises bolt 611 that passes lock washer 62 and bar-shaped trough 11 and the nut 612 that matees with bolt 611.This fixture 6 can be installed earlier, and bolt 611 is passed lock washer 62, bar-shaped trough 11 and centrre rest 22, and cover top nut 612 screws togather, and treats that piece-holder is after on the clamping device; With nut 612 lockings, centrre rest 22 is fixed on the frame 1 again, workpiece adds man-hour in rotation; Clamping is more stable, improves the qualification rate of carved product, as will withdraw from centrre rest 22 time; Only need nut 612 spiral shells are unclamped, need not its disengagement bolts 611, promptly rotatable handwheel 311 lets centrre rest 22 slide.
The foregoing description and graphic and non-limiting product form of the present invention and style, the those of ordinary skill of any affiliated technical field all should be regarded as not breaking away from patent category of the present invention to its suitable variation or modification of doing.
Claims (4)
1. the improvement structure of three-dimensional digital-controlled carving machine workpiece grip mechanism; Comprise frame, have the clamping device of turntable mounting and centrre rest; It is characterized in that: also comprise the propulsion plant and the transmission device that is used for the transmission dial rotation that are used to advance centrre rest; This turntable mounting and centrre rest across and be oppositely arranged on the frame, this turntable mounting is fixedly connected on the frame, this centrre rest slidably is connected on the frame; This turntable mounting is provided with rotating disk; This centrre rest be provided with turntable mounting on rotating disk corresponding top, the drive link that this propulsion plant comprises first worm screw that is arranged on the centrre rest, first worm gear that is transmitted in first worm screw, be fixedly connected with first worm gear, be fixed on gear on the drive link, be fixed on the tooth bar that is meshed with gear on the frame, also be provided with on this centrre rest centrre rest be fixed on the fixture on the frame.
2. according to the improvement structure of the said three-dimensional digital-controlled carving machine workpiece grip mechanism of claim 1; It is characterized in that: this fixture has locking part, is formed on bar-shaped trough and the lock washer of pad between locking part and frame on the frame, and this locking part comprises bolt that passes lock washer and bar-shaped trough and the nut that matees with bolt.
3. according to the improvement structure of the said three-dimensional digital-controlled carving machine workpiece grip mechanism of claim 1, it is characterized in that: this transmission device links to each other with servomotor and accepts the power of servomotor.
4. according to the improvement structure of the said three-dimensional digital-controlled carving machine workpiece grip mechanism of claim 3, it is characterized in that: this transmission device comprises second worm gear that is fixedly linked with rotating disk, second worm screw that is transmitted in second worm gear and directly links to each other with the output shaft of servomotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203053924U CN202156214U (en) | 2011-08-10 | 2011-08-10 | Improvement structure of workpiece clamping mechanism of stereoscopic numerical control engraving machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203053924U CN202156214U (en) | 2011-08-10 | 2011-08-10 | Improvement structure of workpiece clamping mechanism of stereoscopic numerical control engraving machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202156214U true CN202156214U (en) | 2012-03-07 |
Family
ID=45763859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203053924U Expired - Fee Related CN202156214U (en) | 2011-08-10 | 2011-08-10 | Improvement structure of workpiece clamping mechanism of stereoscopic numerical control engraving machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202156214U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103129286A (en) * | 2013-02-07 | 2013-06-05 | 陈元培 | Workpiece clamping device of numerical control (NC) vertical 3D engraving machine |
| CN104494345A (en) * | 2015-01-08 | 2015-04-08 | 吴善旺 | Clamping mechanism for engraving machine |
-
2011
- 2011-08-10 CN CN2011203053924U patent/CN202156214U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103129286A (en) * | 2013-02-07 | 2013-06-05 | 陈元培 | Workpiece clamping device of numerical control (NC) vertical 3D engraving machine |
| CN104494345A (en) * | 2015-01-08 | 2015-04-08 | 吴善旺 | Clamping mechanism for engraving machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101239530B (en) | Stereo carving machine | |
| CN201172351Y (en) | Stereo engraving machine | |
| CN104723144B (en) | Clamping device for bar non-radial hole drilling | |
| CN201900925U (en) | Multi-head stereoscopic numerical control engraver | |
| CN106963649B (en) | Medicinal packing plant | |
| CN101693379B (en) | Double-head incongruous synchronous reciprocating continuously slicing excelsior cutting machine | |
| CN103350256A (en) | Full-automatic pipe chipless circular cutter cut-off machine | |
| CN202156214U (en) | Improvement structure of workpiece clamping mechanism of stereoscopic numerical control engraving machine | |
| CN203019098U (en) | Grip feeding device for processing guide block hole in roller body housing based on instrument lathe | |
| CN203109757U (en) | Special machining machine tool for numerical-control full-automatic cam | |
| CN104369029A (en) | Clamp for removing blurs in gear-shifting swing rod pin hole | |
| CN108500294B (en) | Dock handstand lathe | |
| CN202622088U (en) | Precise thread grinding machine | |
| CN103072062B (en) | Numerical-control full-automatic cam specialized working machine tool of machine | |
| CN102229003B (en) | Milling device | |
| CN215747767U (en) | Spline shaft positioning and processing tool | |
| CN202156212U (en) | Stereoscopic numerical control carving machine | |
| CN204277564U (en) | For removing the fixture of gearshift fork pin-and-hole inner burr | |
| CN203557123U (en) | Gantry machining tool with workpiece table rotating mechanism | |
| CN203541747U (en) | Milling head for machining racks and milling planer using same | |
| CN110340432A (en) | A kind of three axis cutters | |
| CN201070690Y (en) | Milling machine modified by shaper | |
| CN205289954U (en) | Large gear mills lathe | |
| CN204277102U (en) | The inner burr removal fixture of shifting vehicle gearbox fork dowel hole | |
| CN104070243B (en) | A kind of two AC servo machinery driving hob-cutter structures of planer-type gear-hobbing machine |
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: 20120307 Termination date: 20170810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |