CN103143663B - Multistage cold former gapless slide unit transmission mechanism - Google Patents
Multistage cold former gapless slide unit transmission mechanism Download PDFInfo
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- CN103143663B CN103143663B CN201310091938.4A CN201310091938A CN103143663B CN 103143663 B CN103143663 B CN 103143663B CN 201310091938 A CN201310091938 A CN 201310091938A CN 103143663 B CN103143663 B CN 103143663B
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Abstract
The invention discloses a kind of transmission mechanism of multistage cold former, particularly multistage cold former gapless slide unit transmission mechanism, comprise bent axle, drift connecting rod, slide unit, slide unit power transmission shaft, body and slide unit track base, bent axle is between the left and right sides wall of body, between the left and right sides wall of body, also erection has gripper shoe, slide unit guide holder is placed in gripper shoe, slide unit is positioned at slide unit track base, the groove that slides on described slide unit track base two side is groove, the two side up and down of each groove is equipped with at least two bearings preformed groove is installed, the body inner wall that each groove is corresponding is all embedded with at least two bearing blocks, in each bearing installation preformed groove and bearing block, be all hinged with the second self-aligning roller bearing coordinate with the outer surface of guide convex rail.There is the lower technical problem of precision in the transmission mechanism that the invention solves traditional multistage cold former, has high accuracy, high speed, low noise and advantage easy to maintenance.
Description
Technical field
The present invention relates to a kind of transmission mechanism of multistage cold former, particularly multistage cold former gapless slide unit transmission mechanism.
Background technology
At home and abroad in numerous traditional multi-station cold-heading machinery, the drive mechanism of slide unit is all coordinate with axle after adopting copper sheathing fixing with body by bush seat again, or copper coin coordinates with slide unit with after Interal fixation again, or copper coin and slide unit fixing after coordinate with steel plate again, also or the structure that coordinates with slide unit of steel plate.
The defect of this class formation is: 1, because face belongs to sliding friction with coordinating of face, coefficient of friction is large, and the coefficient of thermal expansion of copper sheathing, steel plate is also large, therefore must stay larger fit clearance, to such an extent as to the precision of traditional multistage cold former is lower, and can not run up; 2, the hardness of copper sheathing, copper coin is low, in use very easily weares and teares; 3, cannot regulate, machine maintenance after wearing and tearing, must be torn open; 4, wide arc gap coordinates noise when causing multistage cold former to work large.
Summary of the invention
The object of the invention is to provide a kind of high accuracy, high speed, low noise and multistage cold former gapless slide unit transmission mechanism easy to maintenance to solve above-mentioned the deficiencies in the prior art.
To achieve these goals, multistage cold former gapless slide unit transmission mechanism designed by the present invention, comprise bent axle, drift connecting rod, slide unit, slide unit power transmission shaft, body and slide unit track base, bent axle is between the left and right sides wall of body, and the two ends of bent axle and organism sidewall are hinge-like, between the left and right sides wall of body, also erection has gripper shoe, slide unit guide holder is placed in gripper shoe, slide unit is positioned at slide unit track base, described slide unit both sides are equipped with guide convex rail, above-mentioned guide convex rail respectively with slide unit track base sidewall slides groove fit, the medium position of bent axle is socketed with two semi-ring cylinder roller bearing, slide unit power transmission shaft is fixed on slide unit, and be corresponding shape with above-mentioned pair of semi-ring cylinder roller bearing, slide unit power transmission shaft is socketed with the first self-aligning roller bearing, one end of described drift connecting rod is socketed on two semi-ring cylinder roller bearing, its other end is socketed on the first self-aligning roller bearing, the groove that slides on described slide unit track base two side is groove, the two side up and down of each groove is equipped with at least two bearings preformed groove is installed, the body inner wall that each groove is corresponding is all embedded with at least two bearing blocks, the bearing block that bearing on the two side up and down of above-mentioned each groove is installed on preformed groove and body inner wall corresponding to each groove is all arranged by the sliding trajectory of slide unit, in each bearing installation preformed groove and bearing block, be all hinged with the second self-aligning roller bearing coordinate with the outer surface of guide convex rail.
Guide convex rail described in above-mentioned and coordinating for blind-mate between the second self-aligning roller bearing; Be closely dynamic cooperation coordinating between described bent axle and the first self-aligning roller bearing and between bent axle with two semi-ring cylinder roller bearing, interstice coverage is between 0.007 ㎜ ~ 0.015 ㎜; Cooperation between described slide unit power transmission shaft and the first self-aligning roller bearing is closely dynamic cooperation, and interstice coverage is between 0.007 ㎜ ~ 0.015 ㎜.
Trace can be realized in order to make slide unit track base on the direction vertical with slide unit sliding trajectory to regulate; guarantee to ensure all the time between the guide convex rail of slide unit and the second self-aligning roller bearing to realize blind-mate; in the present invention multistage cold former gapless slide unit transmission mechanism gripper shoe on also pad be provided with two wedge regulating blocks; above-mentioned two wedge regulating blocks lay respectively at immediately below slide unit track base two side, and each wedge regulating block are all connected with the adjusting bolt regulating wedge regulating block.
Dismounting conveniently between bearing block and body and between slide unit track base and body, in the present invention between the described bearing block of multistage cold former gapless slide unit transmission mechanism and body, is screw thread between slide unit track base and body and fixes.
The multistage cold former gapless slide unit transmission mechanism that the present invention obtains compared with prior art, make between slide unit and the second self-aligning roller bearing, to realize gapless rolling by bearing block, slide unit track base and wedge regulating block in the present invention to coordinate, the rolling that have employed face and line coordinates and replaces being slidably matched of face and face in tradition, therefore each parts in mechanism are not easy to wear, long service life, can ensure that again high-precision moving back and forth done by slide unit simultaneously; Simultaneously bent axle, be bearing fit between drift connecting rod and slide unit three, drive gap is controlled minimum, therefore the multistage cold former that have employed the slide unit of gapless described in the present invention transmission mechanism can realize high accuracy, high running speed at work, noise can also be down to minimum simultaneously.
Accompanying drawing explanation
Fig. 1 is transmission multistage cold former slide unit transmission mechanism schematic diagram;
Fig. 2 is the partial sectional view at N-N place in Fig. 1;
Fig. 3 is the structural representation providing multistage cold former gapless slide unit transmission mechanism in embodiment 1;
Fig. 4 is the partial sectional view at M-M place in Fig. 3;
Fig. 5 is the partial enlarged drawing at B place in Fig. 4;
Fig. 6 is the structural representation providing multistage cold former gapless slide unit transmission mechanism in embodiment 2.
In figure: body 1, slide unit track base 2, slide groove 2-1, bearing installs preformed groove 2-2, slide unit 3, guide convex rail 3-1, bent axle 4, slide unit power transmission shaft 5, drift connecting rod 6, first self-aligning roller bearing 7, two semi-ring cylinder roller bearing 8, bearing block 9, second self-aligning roller bearing 10, gripper shoe 11, wedge regulating block 12, adjusting bolt 13, copper coin 14.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described.
Embodiment 1:
As Fig. 3, shown in Fig. 4 and Fig. 5, the multistage cold former gapless slide unit transmission mechanism that the present embodiment provides, comprise bent axle 4, drift connecting rod 6, slide unit 3, slide unit power transmission shaft 5, body 1 and slide unit track base 2, bent axle 4 is between the left and right sides wall of body 1, and the two ends of bent axle 4 and body 1 sidewall are hinge-like, between the left and right sides wall of body 1, also erection has gripper shoe 11, slide unit guide holder 2 is placed in gripper shoe 11, slide unit 3 is positioned at slide unit track base 2, described slide unit 3 both sides are equipped with guide convex rail 3-1, above-mentioned guide convex rail 3-1 coordinates with the groove 2-1 that slides on slide unit track base 2 sidewall respectively, the medium position of bent axle 4 is socketed with two semi-ring cylinder roller bearing 8, slide unit power transmission shaft 5 is fixed on slide unit 3, and with above-mentioned pair of semi-ring cylinder roller bearing 8 in corresponding shape, slide unit power transmission shaft 5 is socketed with the first self-aligning roller bearing 7, and the cooperation between slide unit power transmission shaft 5 and the first self-aligning roller bearing 7 is closely dynamic cooperation, fit clearance scope is 0.011 ㎜.One end of described drift connecting rod 6 is socketed on two semi-ring cylinder roller bearing 8, its other end is socketed on the first self-aligning roller bearing 7, and between bent axle 4 and the first self-aligning roller bearing 7 and be closely dynamic cooperation coordinating between bent axle 4 with two semi-ring cylinder roller bearing 8, fit clearance scope is 0.011 ㎜, realize bent axle 4 when doing circumference rotary motion, slide unit 3 moves back and forth, the groove 2-1 that slides on described slide unit track base 2 two side is groove, the two side up and down of each groove is equipped with at least two bearings preformed groove 2-2 is installed, body 1 madial wall that each groove is corresponding is all embedded with at least two bearing blocks 9, the bearing block 9 that bearing on the two side up and down of above-mentioned each groove is installed on preformed groove 2-2 and body 1 madial wall corresponding to each groove is all arranged by the sliding trajectory of slide unit 3, in each bearing installation preformed groove 2-2 and bearing block 9, be all hinged with the second self-aligning roller bearing 10 coordinate with the outer surface of guide convex rail 3-1.
Embodiment 2:
As shown in Figure 6, the multistage cold former gapless slide unit transmission mechanism that the present embodiment provides, its general structure is consistent with embodiment 1, but trace can be realized in order to make slide unit track base 2 on the direction vertical with slide unit 3 sliding trajectory to regulate, guarantee to ensure all the time between the guide convex rail 3-1 of slide unit 3 and the second self-aligning roller bearing 10 to realize blind-mate, in the present embodiment multistage cold former gapless slide unit transmission mechanism gripper shoe 11 on also pad be provided with two wedge regulating blocks 12, above-mentioned two wedge regulating blocks 12 lay respectively at immediately below slide unit track base 2 two side, and each wedge regulating block 12 is all connected with the adjusting bolt 13 regulating wedge regulating block 12.
Claims (3)
1. a multistage cold former gapless slide unit transmission mechanism, comprise bent axle (4), drift connecting rod (6), slide unit (3), slide unit power transmission shaft (5), body (1) and slide unit track base (2), bent axle (4) is positioned between the left and right sides wall of body (1), and the two ends of bent axle (4) and body (1) sidewall are hinge-like, between the left and right sides wall of body (1), also erection has gripper shoe (11), slide unit guide holder (2) is placed in gripper shoe (11), slide unit (3) is positioned at slide unit track base (2), described slide unit (3) both sides are equipped with guide convex rail (3-1), above-mentioned guide convex rail (3-1) coordinates with the groove (2-1) that slides on slide unit track base (2) sidewall respectively, it is characterized in that: on the medium position of bent axle (4), be socketed with two semi-ring cylinder roller bearing (8), slide unit power transmission shaft (5) is fixed on slide unit (3), and with above-mentioned pair of semi-ring cylinder roller bearing (8) in corresponding shape, slide unit power transmission shaft (5) is socketed with the first self-aligning roller bearing (7), one end of described drift connecting rod (6) is socketed on two semi-ring cylinder roller bearing (8), its other end is socketed on the first self-aligning roller bearing (7), the groove (2-1) that slides on described slide unit track base (2) two side is groove, the two side up and down of each groove is equipped with at least two bearings preformed groove (2-2) is installed, body (1) madial wall that each groove is corresponding is all embedded with at least two bearing blocks (9), the bearing block (9) that bearing on the two side up and down of above-mentioned each groove is installed on preformed groove (2-2) and body (1) madial wall corresponding to each groove is all arranged by the sliding trajectory of slide unit (3), in each bearing installation preformed groove (2-2) and bearing block (9), be all hinged with the second self-aligning roller bearing (10) coordinate with the outer surface of guide convex rail (3-1), in gripper shoe (11), also pad is provided with two wedge regulating blocks (12), above-mentioned two wedge regulating blocks (12) lay respectively at immediately below slide unit track base (2) two side, and each wedge regulating block (12) are all connected with the adjusting bolt (13) regulating wedge regulating block (12).
2. multistage cold former gapless slide unit transmission mechanism according to claim 1, is characterized in that: between described bearing block (9) and body (1), is screw thread and fixes between slide unit track base (2) and body (1).
3. multistage cold former gapless slide unit transmission mechanism according to claim 1 and 2, is characterized in that: coordinate for blind-mate between described guide convex rail (3-1) and the second self-aligning roller bearing (10); Be closely dynamic cooperation coordinating between described bent axle (4) and the first self-aligning roller bearing (7) and between bent axle (4) with two semi-ring cylinder roller bearing (8), interstice coverage is between 0.007 ㎜ ~ 0.015 ㎜; Cooperation between described slide unit power transmission shaft (5) and the first self-aligning roller bearing (7) is closely dynamic cooperation, and interstice coverage is between 0.007 ㎜ ~ 0.015 ㎜.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310091938.4A CN103143663B (en) | 2013-03-21 | 2013-03-21 | Multistage cold former gapless slide unit transmission mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310091938.4A CN103143663B (en) | 2013-03-21 | 2013-03-21 | Multistage cold former gapless slide unit transmission mechanism |
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| CN103143663A CN103143663A (en) | 2013-06-12 |
| CN103143663B true CN103143663B (en) | 2015-08-12 |
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| CN201310091938.4A Active CN103143663B (en) | 2013-03-21 | 2013-03-21 | Multistage cold former gapless slide unit transmission mechanism |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103639271B (en) * | 2013-08-29 | 2016-08-17 | 江苏亚威机床股份有限公司 | A kind of servo punching press main drive of NC turret punch machine |
| CN109357655B (en) * | 2018-09-07 | 2020-10-09 | 温州大学 | Method for detecting fit clearance of main transmission part of cold heading forming machine |
| CN113931918B (en) * | 2020-07-13 | 2023-03-14 | 何天麟 | Taper needle type anti-loose nut |
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| CN2785847Y (en) * | 2005-05-19 | 2006-06-07 | 广东锻压机床厂有限公司 | Open type fine press |
| CN2825273Y (en) * | 2005-07-26 | 2006-10-11 | 寿锡伦 | Slide block mechanism for numerically controlled high-speed precision press |
| CN101890444A (en) * | 2010-07-29 | 2010-11-24 | 无锡神冲锻压机床有限公司 | Guide rail device for bending machine |
| CN201693786U (en) * | 2010-06-17 | 2011-01-05 | 沃得精机(中国)有限公司 | Double-acting mechanism of crank pressing machine |
| CN202097334U (en) * | 2011-06-23 | 2012-01-04 | 浙江盛锐机械有限公司 | Guiding device for main sliding block of cold heading machine |
| CN203091642U (en) * | 2013-03-21 | 2013-07-31 | 宁波海星机械制造有限公司 | Transmission mechanism of zero-clearance sliding table of multi-station cold header |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3704476B2 (en) * | 2001-01-15 | 2005-10-12 | 株式会社阪村機械製作所 | Multistage forging machine |
| JP2003117698A (en) * | 2001-10-10 | 2003-04-23 | Komatsu Ltd | Slide-driving device in press machine and its driving method |
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- 2013-03-21 CN CN201310091938.4A patent/CN103143663B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2578095Y (en) * | 2002-09-25 | 2003-10-08 | 浙江省诸暨市五峰电容器有限公司 | High-speed precision punching press |
| CN2785847Y (en) * | 2005-05-19 | 2006-06-07 | 广东锻压机床厂有限公司 | Open type fine press |
| CN2825273Y (en) * | 2005-07-26 | 2006-10-11 | 寿锡伦 | Slide block mechanism for numerically controlled high-speed precision press |
| CN201693786U (en) * | 2010-06-17 | 2011-01-05 | 沃得精机(中国)有限公司 | Double-acting mechanism of crank pressing machine |
| CN101890444A (en) * | 2010-07-29 | 2010-11-24 | 无锡神冲锻压机床有限公司 | Guide rail device for bending machine |
| CN202097334U (en) * | 2011-06-23 | 2012-01-04 | 浙江盛锐机械有限公司 | Guiding device for main sliding block of cold heading machine |
| CN203091642U (en) * | 2013-03-21 | 2013-07-31 | 宁波海星机械制造有限公司 | Transmission mechanism of zero-clearance sliding table of multi-station cold header |
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