CN201073691Y - Auto-clamping apparatus on machine tool - Google Patents
Auto-clamping apparatus on machine tool Download PDFInfo
- Publication number
- CN201073691Y CN201073691Y CNU2007201110837U CN200720111083U CN201073691Y CN 201073691 Y CN201073691 Y CN 201073691Y CN U2007201110837 U CNU2007201110837 U CN U2007201110837U CN 200720111083 U CN200720111083 U CN 200720111083U CN 201073691 Y CN201073691 Y CN 201073691Y
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- Prior art keywords
- main shaft
- head
- dish
- pull bar
- disk body
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- Expired - Fee Related
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Abstract
The utility model relates to an automatic clamp device by which workpiece is clamped on machine tool before processing when discharging from the hopper, which comprises a main shaft box, a main shaft, a belt wheel, a control member, a clamp pull rod, a clamp head, and a cam. The utility model is characterized in that the main shaft is partially arranged in the main shaft box; the clamp head is arranged in the main shaft; the belt wheel and the control member are arranged on the main shaft extended out from the main shaft box; the control member is connected with the clamp head; the control member comprises a manual control wrench, a control assembly, a bevel wheel, an adjusting disc, and a push claw; the bevel wheel and the adjusting disc are arranged at one side of the main shaft; the bevel wheel is slidably matched with the main shaft; the push claw is arranged on the adjusting disc; the adjusting disc is again connected with the clamp pull rod; the control assembly and the manual control wrench are arranged on cylindrical faces of the bevel wheel. In the utility model clamping workpiece is controlled by the cam of the driving shaft of machine tool, the control member for controlling the clamp head is arranged outside the main shaft box, and the adjustment is convenient during use.
Description
Technical field
Clamping device when the utility model relates to processing work specifically is a workpiece to fall behind up and down from hopper, the automatic clamping device before processing on the clamped lathe.
Background technology
On the lathe processing work more be to clamp in the anchor clamps by manual workpiece is packed into, by cutter workpiece is carried out machining then.This clamp method efficient is low, can not adapt to requirements of large-scale production.Also have and use the automatic clamping work pieces of mechanical device, inconvenient but clamping force is adjusted, be prone to because of work positioning gauge cun error is big, cause insufficient clamping force, cause workpiece not clipped, the generation accident.Notification number CN2578037Y, title " a kind of lathe automatic clamping device ".Its clamping device is made of dop, pull bar, is installed in main shaft right-hand member inner chamber, and main shaft is installed in the transmission case both sides by pair of bearings, the parts of control clamping device action have in the transmission case of main shaft.This structure can be with the fork-like farm tool used in ancient China inconvenience for the clamping force adjustment of clamping device, and automatic clamping device has attaching parts, meeting generation end play after attaching parts are used, end play adjustment inconvenience in transmission case.
The utility model content
The utility model purpose is to adjust difficulty for the chuck clamping force in the automatic clamping device that overcomes existing lathe, adjusts the defective of the main shaft end play inconvenience of lathe transmission case, and the automatic clamping device on a kind of lathe now is provided.
The utility model purpose is such realization: the automatic clamping device on the lathe, comprise main spindle box, main shaft, belt pulley, control member, clamp pull bar, clamping head, cam, the main shaft some is in main spindle box, clamping head is arranged in the main shaft, stretch out on the outer main shaft of main spindle box belt pulley is arranged, control member, control member is connected with the cam of lathe OHC, clamp pull bar in main shaft, an end that clamps pull bar is connected with control member, the other end that clamps pull bar is connected with clamping head, it is characterized in that described control member is by manual spanner, Control Component, bevel wheel, the adjustment dish, the formation of pawling, bevel wheel, the adjustment dish is contained in the opposite side of main shaft, and bevel wheel becomes to be slidingly matched with main shaft; Pawl on the adjustment dish, the adjustment dish is connected with the clamping pull bar again, and Control Component, manual spanner are arranged on the face of cylinder of bevel wheel, manual spanner can move axially by manual bevel wheel, when bevel wheel moves axially, make the axial displacement of adjustment dish through pawling, and push away the clamping pull bar; Control Component is connected with cam again through manual spanner, and cam moves axially bevel wheel through manual spanner and Control Component, makes the axial displacement of adjustment dish through pawling, and pushes away the clamping pull bar.Described adjustment dish is connected with spindle thread.
Described Control Component is to be made of involutory slip ring, adjustment screw, bearing, adjusts screw and is contained on the manual spanner, and involutory slip ring is contained in the cylindrical hole of manual spanner, and bearing is contained on the bevel wheel, and is arranged in involutory slip ring ring.
Described pawl by push away frame, pawl end, a head constitutes, an end that pushes away frame is the pawl end, the lower end that pushes away frame is a head, push away locating hole is arranged on the frame, push away frame and be connected by the bearing pin on the locating hole with the adjustment dish, and can be around bearing pin deflection, a first end is close to the left axle head on the main shaft.
Described clamping pull bar is a stock, clamp pull bar one end the trim head that is threaded is arranged, rotate trim head and can make the length fine setting that clamps pull bar, clamp the pull bar other end right-hand member external screw thread is arranged, the right-hand member external screw thread that clamps pull bar is threaded with clamping head, there is nose at the trim head place, is close to the adjustment dish.
Described main spindle box has the adjustment locking nut on main shaft, adjust the main shaft opposite side that locking nut places main spindle box; Described main shaft is contained in by thrust roller bearing in the casing of main spindle box, because of wearing and tearing the gap takes place in the use, by adjusting the locking nut adjusting play.
Described adjustment dish is to be made of left disk body, right disk body, spring, screw, dish internal thread, dish axial hole, on the disk body of a left side dish axial hole is arranged, on the right disk body dish internal thread is arranged, left side disk body, right disk body are fused through dish axial hole, dish internal thread by spring, screw, right disk body is connected with spindle thread, and left disk body is connected with pawling.
Described main spindle box one side also has protective cover, and cover stent is arranged on protective cover, is rotationally connected by cover stent and main spindle box, and protective cover places belt pulley, above the control member.
Clamping work pieces was by the cam control of lathe power transmission shaft when the beneficial effects of the utility model were processing work, the control member of control clamping head is contained in the main spindle box outside, easy to adjust during use, and the fine setting member is arranged, the clamping force of holding workpiece is better adjusted, and main shaft generation gap can be adjusted easily on the main spindle box.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is that A is to view.
The symbol of figure and explanation thereof: the 1st, clamping head, the 2nd, main shaft, the 3rd, main spindle box, the 4th, clamp pull bar, the 5th, belt pulley, the 6th, control member, the 7th, protective cover, the 8th, cam, the 21st, left axle head, the 22nd, left end external screw thread, the 31st, casing, the 32nd, thrust roller bearing, the 33rd, adjust locking nut, the 41st, trim head, the 42nd, right-hand member external screw thread, the 61st, manual spanner, the 62nd, bevel wheel, the 63rd, the adjustment dish, the 64th, pawl, the 65th, Control Component, the 71st, cover stent, the 411st, nose, the 611st, bearing, the 621st, external cylindrical surface, the 622nd, arc surface, the 631st, dish internal thread, the 632nd, dish axial hole, the 633rd, left disk body, the 634th, right disk body, the 635th, spring, the 636th, screw, the 641st, pawl end, the 642nd, a head, the 643rd, push away frame, the 644th, locating hole, the 645th, bearing pin, the 651st, involutory slip ring, the 652nd, adjust screw.
The specific embodiment
Set forth an embodiment of the present utility model below in conjunction with accompanying drawing.Shown in Figure 1, the utility model comprises clamping head 1, main shaft 2, main spindle box 3, clamps pull bar 4, belt pulley 5, control member 6, protective cover 7.Described main spindle box 3 is casings 31, thrust roller bearing 32 is arranged on casing 31, main shaft 2 is contained on the casing 31 by thrust roller bearing 32, end at main shaft 2 has the locking nut 33 of adjustment, can adjust the end play of main shaft 2, left axle head 21, left end external screw thread 22 are arranged on the main shaft 2 at main spindle box 3; Main shaft 2 is quill shafts, quill shaft forms inner chamber, the inner chamber of main shaft 2 has the pull bar 4 of clamping, an end that clamps pull bar 4 is a trim head 41, the end of trim head 41 is noses 411, at the other end that clamps pull bar 4 right-hand member external screw thread 42 is arranged, clamping head 1 is contained in main shaft 2 quill shafts, be connected with right-hand member external screw thread 42, clamping head 1 other end stretches out outside main shaft 2 quill shafts, and belt pulley 5 is fastened on main shaft 2, control member 6 is positioned on the main shaft 2, cover stent 71 is arranged on the protective cover 7, and cover stent 71 is rotationally connected with the casing 31 of main spindle box 3, and protective cover 7 is positioned at belt pulley 5, above the control member 6.Described control member 6 is by manual spanner 61, bevel wheel 62, adjustment dish 63, pawl 64, Control Component 65 constitutes, on manual spanner 61, bearing 611 is arranged, bevel wheel 62 is contained on the main shaft 2, bevel wheel 62 is connected with manual spanner 61 through bearing 611, adjustment dish 63 is at the other end of main shaft 2, and with clamp pull bar 4 and be connected, be to pawl 64 on the adjustment dish 63.Bevel wheel 62 is to be made of external cylindrical surface 621, arc surface 622, and external cylindrical surface 621 fuses with arc surface 622; Described to pawl 64 be by pawl end 641,642, push away frame 643, locating hole 644 constitutes, and pawls 64 to be rotationally connected through locating hole 644 and adjustment dish 63.Pawl 64 end is a pawl end 641, pawling has 642 on 64,642 can be positioned at the left axle head 21 of main shaft 2, pawling 64 when moving right, can push away clamping pull bar 4 moves right, clamping head 1 also moves right, can clamp the work on the clamping head 1, this moment pawl end 641 through arc surface 622 to external cylindrical surface 621.Described adjustment dish 63 is to be made of left disk body 633, dish internal thread 631, dish axle endoporus 632, spring 635, screw 636, right disk body 634; Right disk body 634 is connected with the left end external screw thread 22 of main shaft 2, dish internal thread 631 is arranged on the right disk body 634, dish axial hole 632 is arranged on left disk body 633, and screw 636, the spring 635 of left disk body 633 through being positioned on the dish axial hole 632 is connected with the dish internal thread 631 of right disk body 634.Described bearing pin 645 is positioned on the left disk body 633, is 64 the locating hole 644 of pawling on the bearing pin 645.When bevel wheel 62 axially moves to left, pawl end 641 can move along arc surface 622, make and push away bearing pin 645 deflections of frame 643 on locating hole 644, and by the 642 left axle heads 21 that withstand on main shaft 2, make and pawl 64 to moving to left, push away clamping pull bar 4 to moving to left, clamping head 1 also to moving to left, can clamp the workpiece on the clamping head 1.
Shown in Figure 2, Control Component 65 be by two involutory slip rings 651, two adjust screw 652, bearing 611 constitutes, two involutory slip rings 651 are contained in the manual spanner 61 interior circular holes, adjusting screw 652 for two is contained on the manual spanner 61, the outer shroud of bearing 611 is contained on the involutory slip ring 651, manual spanner 61 1 ends are connected with the cam 8 of lathe, and cam 8 can make bevel wheel 62 axial displacements, and bearing 611 is contained in again on the bevel wheel 62.
When generation main shaft 2 produces the gap affects crudy during use on main spindle box 3, adjust locking nut 33, the gap is eliminated as long as rotate.Clamping work pieces insufficient clamping force during use, or because of workpiece change, when changing clamping head 1, need readjust clamping force as long as adjust being connected of adjustment dish 63 and main shaft 2, is rotated adjustment dish 63 and is made the 64 left end external screw thread 22 axial locations changes at main shaft 2 of pawling.When if clamping head 1 clamps small adjustments of masterpiece, if rotate that trim head 41 makes right-hand member external screw thread 42 and clamping head 1 be connected the length change.When workpiece clamp machine after, cam 8 moves right bevel wheel 62, pawl end 641 moves, and makes the 642 left axle heads 21 that no longer press main shaft 2, clamping head 1 relies on the elastic force of himself to restore, workpiece is no longer clamped.
Claims (7)
1. the automatic clamping device on the lathe, comprise main spindle box (3), main shaft (2), belt pulley (5), control member (6), clamp pull bar (4), clamping head (1), cam (8), main shaft (2) is a part of in main spindle box (3), clamping head (1) is arranged in the main shaft (2), stretch out on the outer main shaft (2) of main spindle box (3) belt pulley (5) is arranged, control member (6), control member (6) is connected with the cam (8) of lathe OHC, clamp pull bar (4) in main shaft (2), an end that clamps pull bar (4) is connected with control member (6), the other end that clamps pull bar (4) is connected with clamping head (1), it is characterized in that described control member (6) is by manual spanner (61), bevel wheel (62), adjustment dish (63), pawl (64), Control Component (65) constitutes, bevel wheel (62), adjustment dish (63) is contained in the opposite side of main shaft (2), and bevel wheel (62) becomes to be slidingly matched with main shaft (2); Pawl on the adjustment dish (63) (64), adjustment dish (63) is connected with clamping pull bar (4) again, and Control Component (65), manual spanner (61) are arranged on the face of cylinder of bevel wheel (62); Control Component (65) is connected with cam (8) again through manual spanner (61); Described adjustment dish (63) is threaded with main shaft (2).
2. the automatic clamping device on the lathe according to claim 1, it is characterized in that described Control Component (65) is by involutory slip ring (651), adjusts screw (652), bearing (611) formation, adjusting screw (652) is contained on the manual spanner (61), involutory slip ring (651) is contained in the cylindrical hole of manual spanner (61), bearing (611) is contained on the bevel wheel (62), and is arranged in involutory slip ring (651) ring.
3. the automatic clamping device on the lathe according to claim 1, it is characterized in that described pawling (64) is by pushing away frame (643), pawl end (641), head (a 642) formation, an end that pushes away frame (643) is pawl end (641), the lower end that pushes away frame (643) is a head (642), push away locating hole (644) is arranged on the frame (643), pushing away frame (643) is connected by the bearing pin (645) on the locating hole (644) with adjustment dish (63), and can be around bearing pin (645) deflection, head (642) one end is close to the left axle head (21) on the main shaft (2).
4. the automatic clamping device on the lathe according to claim 1, it is characterized in that described clamping pull bar (4) is a stock, clamp pull bar (4) one ends the trim head (41) that is threaded is arranged, rotate trim head (41) and can make the length fine setting that clamps pull bar (4), clamp pull bar (4) other end right-hand member external screw thread (42) is arranged, the right-hand member external screw thread (42) that clamps pull bar (4) is threaded with clamping head (1), and trim head (41) has been located nose (411), is close to adjustment dish (63).
5. the automatic clamping device on the lathe according to claim 1 is characterized in that described main spindle box (3) has adjustment locking nut (33) on main shaft (2), adjusts main shaft (2) opposite side that locking nut (33) places main spindle box (3); Described main shaft (2) is contained in the casing (31) of main spindle box (3) by thrust roller bearing (32).
6. the automatic clamping device on the lathe according to claim 1, it is characterized in that described adjustment dish (63) is by left disk body (633), right disk body (634), spring (635), screw (636), dish internal thread (631), dish axial hole (632) constitutes, on the left side disk body (633) dish axial hole (632) is arranged, on the right disk body (634) dish internal thread (631) is arranged, left side disk body (633), right disk body (634) is by spring (635), screw (636) is through dish axial hole (632), dish internal thread (631) fuses, right disk body (634) is threaded with main shaft (2), and left disk body (633) is connected with pawl (64).
7. according to the automatic clamping device on claim 1 or 2 or 3 or 4 or the 5 or 6 described lathes, it is characterized in that described main spindle box (3) one sides also have protective cover (7), cover stent (71) is arranged on protective cover (7), be rotationally connected by cover stent (71) and main spindle box (3), protective cover (7) places belt pulley (5), above the control member (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201110837U CN201073691Y (en) | 2007-07-12 | 2007-07-12 | Auto-clamping apparatus on machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201110837U CN201073691Y (en) | 2007-07-12 | 2007-07-12 | Auto-clamping apparatus on machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201073691Y true CN201073691Y (en) | 2008-06-18 |
Family
ID=39518954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201110837U Expired - Fee Related CN201073691Y (en) | 2007-07-12 | 2007-07-12 | Auto-clamping apparatus on machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201073691Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103286605A (en) * | 2013-07-05 | 2013-09-11 | 山东临沂金星机床有限公司 | Rapid workpiece clamping mechanism for lathe |
| CN103753316A (en) * | 2013-12-31 | 2014-04-30 | 鹰普航空零部件（无锡）有限公司 | Power-driven excircle positioning and clamping device |
| CN104227599A (en) * | 2014-08-21 | 2014-12-24 | 南京信息职业技术学院 | Clamping mechanism |
| CN108098418A (en) * | 2015-12-15 | 2018-06-01 | 王永妍 | Semi-automatic instrument lathe |
| CN109482903A (en) * | 2018-11-30 | 2019-03-19 | 宁波长壁流体动力科技有限公司 | A kind of turret type of machine tool of self-feeding |
-
2007
- 2007-07-12 CN CNU2007201110837U patent/CN201073691Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103286605A (en) * | 2013-07-05 | 2013-09-11 | 山东临沂金星机床有限公司 | Rapid workpiece clamping mechanism for lathe |
| CN103753316A (en) * | 2013-12-31 | 2014-04-30 | 鹰普航空零部件（无锡）有限公司 | Power-driven excircle positioning and clamping device |
| CN104227599A (en) * | 2014-08-21 | 2014-12-24 | 南京信息职业技术学院 | Clamping mechanism |
| CN104227599B (en) * | 2014-08-21 | 2015-12-02 | 南京信息职业技术学院 | A kind of clamp system |
| CN108098418A (en) * | 2015-12-15 | 2018-06-01 | 王永妍 | Semi-automatic instrument lathe |
| CN109482903A (en) * | 2018-11-30 | 2019-03-19 | 宁波长壁流体动力科技有限公司 | A kind of turret type of machine tool of self-feeding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080618 Termination date: 20130712 |