CN105415107B - A kind of cam relief grinding mechanism based on screw-tap threaded grinding machine - Google Patents
A kind of cam relief grinding mechanism based on screw-tap threaded grinding machine Download PDFInfo
- Publication number
- CN105415107B CN105415107B CN201510983794.2A CN201510983794A CN105415107B CN 105415107 B CN105415107 B CN 105415107B CN 201510983794 A CN201510983794 A CN 201510983794A CN 105415107 B CN105415107 B CN 105415107B
- Authority
- CN
- China
- Prior art keywords
- cam
- screw
- lever
- camshaft
- relief grinding
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/18—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of taps or reamers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Transmission Devices (AREA)
Abstract
The present invention relates to a kind of cam relief grinding mechanism based on screw-tap threaded grinding machine, it includes matrix, cam drive, lever and relief grinding executing agency, cam drive is arranged on the side of matrix, relief grinding executing agency is arranged on the opposite side of matrix, cam drive is connected with relief grinding executing agency by lever drive, and cam drive includes camshaft holder, camshaft and cam；Relief grinding executing agency includes leading screw bearing, many head nuts, multiple lead screw and main feed screw；One end of lever is arranged on the neck of multiple lead screw, and the other end is pressed on the working face of cam, and the middle part of lever and one end of spring are connected, and the other end of spring is connected with matrix, and spring makes the end of lever be pressed on all the time on the working face of cam.The advantage of the invention is that：Realized by cam drive and relief grinding executing agency and moment of torsion is converted into thrust, then the relief grinding that thrust is converted into grinding machine head is acted so that relief grinding feeding stability is high and workpiece surface quality is high.
Description
Technical field
The present invention relates to machining equipment technical field, particularly a kind of cam Special Turbine Grinding Machine based on screw-tap threaded grinding machine
Structure.
Background technology
At present, manufacturing and designing screw tap multi-line screw grinder relief grinding mode has a variety of, and difficult point is that the relief grinding amount of feeding is small, relief grinding
Feeding stability, relief grinding enter to give the indexing of workpiece and the compensation synchronous interaction of pitch.Have to the influence that processing workpiece is caused：Shovel
Mill amount is uneven, workpiece surface quality difference etc..Therefore, the relief grinding for how realizing high-quality is a Technology Difficulties.
The content of the invention
It is an object of the invention to the shortcoming for overcoming prior art, there is provided a kind of relief grinding feeding stability height and workpiece surface
The high cam relief grinding mechanism based on screw-tap threaded grinding machine of quality.
The purpose of the present invention is achieved through the following technical solutions：A kind of cam Special Turbine Grinding Machine based on screw-tap threaded grinding machine
Structure, it includes matrix, cam drive, lever and relief grinding executing agency, and the cam drive is arranged on the one of matrix
Side, the relief grinding executing agency is arranged on the opposite side of matrix, and cam drive passes through lever drive with relief grinding executing agency
Connection, the cam drive includes camshaft holder, camshaft and cam, and camshaft holder is fixed on matrix, and camshaft turns
Dynamic to be arranged on camshaft holder, camshaft holder is stretched out in one end of camshaft, and the neck of camshaft is provided with cam shaft pulley,
Cam shaft pulley is connected by conveyer belt with the first servo motor transmission, and cam is fixedly mounted on camshaft by locking nut
End；The relief grinding executing agency includes leading screw bearing, many head nuts, multiple lead screw and main feed screw, and leading screw bearing is fixed
On matrix, many head nuts are fixed in leading screw bearing, the female thread portion of the male thread portion of multiple lead screw and many head nuts
It is connected, sealed bead bearing, multiple lead screw is provided between the smooth bar part of multiple lead screw and multiple-threaded interior unthreaded hole part
Two ends on be separately installed with combination bearing, the outer ring of two combination bearings is interference fitted with multiple lead screw respectively, two combinations
The inner ring of bearing is set with main feed screw, and one end of main feed screw acts output end for relief grinding, and the other end is fixed with leading screw
Belt wheel, screw pulley is connected by conveyer belt with the second servo motor transmission, and spacer ring, the one of spacer ring are also cased with main feed screw
Individual end face top pressure is on the shaft shoulder end face of main feed screw, and another end face top pressure is on the end face of combination bearing；The one of lever
End is fixedly mounted on the neck of the multiple lead screw close to screw pulley side, and the other end is pressed on the working face of cam, lever
Middle part and one end of spring are connected, and the other end of spring is connected with matrix, and spring makes the end of lever be pressed on cam all the time
On working face.
Described combination bearing is needle roller and thrust ball combination bearing.
Described lever also studs with wear-resistant block close to the end of cam one end, and wear-resistant block is contacted with the working face of cam.
Connected between described cam and camshaft by the way of cone match, end face locking.
The present invention has advantages below：
1st, cam drive and relief grinding executing agency are performed machine by the present invention by lever transmission moment of torsion, then by relief grinding
Structure internal structure, thrust is converted into by moment of torsion, is acted the relief grinding that thrust is converted into grinding machine head finally by combination bearing, relief grinding
The amount of feeding stability of action is high, and relief grinding surface quality is high.
2nd, drive camshaft to rotate by servomotor, realize that cam rotating speed is controllable, operating personnel can be according to real work
Situation, adjusts relief grinding speed, Relieving manufacturing is both can guarantee that product quality, highly-efficient processing can be carried out again.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is A-A cross section structure diagrams in Fig. 1；
In figure：1- camshaft holders, 2- leading screw bearings, 3- camshafts, 4- cam shaft pulley, 5- cams, 6- locking nuts, 7-
Lever, 8- springs, many head nuts of 9-, 10- sealed bead bearings, 11- multiple lead screws, 12- combination bearings, 13- screw pulleys, 14- every
Circle, 15- wear-resistant blocks, the main feed screws of 16-.
Embodiment
The present invention will be further described below in conjunction with the accompanying drawings, but protection scope of the present invention is not limited to following institute
State.
As depicted in figs. 1 and 2, a kind of cam relief grinding mechanism based on screw-tap threaded grinding machine, it includes matrix, cam drive
Mechanism, lever 7 and relief grinding executing agency, the cam drive are arranged on the side of matrix, the relief grinding executing agency peace
Mounted in the opposite side of matrix, cam drive is connected with relief grinding executing agency by lever 7, the cam drive
Including camshaft holder 1, camshaft 3 and cam 5, camshaft holder 1 is fixed on matrix, and camshaft 3 is rotatably installed in camshaft holder
On 1, camshaft holder 1 is stretched out in one end of camshaft 3, and the neck of camshaft 3 is provided with cam shaft pulley 4, cam shaft pulley 4
It is connected by conveyer belt with the first servo motor transmission, cam 5 is fixedly mounted on the end of camshaft 3 by locking nut 6；Institute
Stating relief grinding executing agency includes leading screw bearing 2, many head nuts 9, multiple lead screw 11 and main feed screw 16, and leading screw bearing 2 is fixed
On matrix, many head nuts 9 are fixed in leading screw bearing 2, the internal thread of the male thread portion of multiple lead screw 11 and many head nuts 9
Part is connected, and sealed bead bearing 10 is provided between the smooth bar part of multiple lead screw 11 and the interior unthreaded hole part of multiple thread 9,
Combination bearing 12 is separately installed with the two ends of multiple lead screw 11, the outer ring of combination bearing 12 is matched somebody with somebody with the interference of multiple lead screw 11 respectively
Close, the inner ring of two combination bearings 12 is set with main feed screw 16, and one end of main feed screw 16 acts output end for relief grinding,
The other end is fixed with screw pulley 13, and screw pulley 13 is connected by conveyer belt with the second servo motor transmission, main feed screw
Spacer ring 14 is also cased with 16, an end face top pressure of spacer ring 14 is on the shaft shoulder end face of main feed screw 16, another end face top
On the end face for being pressed in combination bearing 12；One end of lever 7 is fixedly mounted on the multiple lead screw 11 close to the side of screw pulley 13
Neck, the other end is pressed on the working face of cam 5, and the middle part of lever 7 is connected with one end of spring 8, the other end and base of spring 8
Body is connected, and spring 8 makes the end of lever 7 be pressed on all the time on the working face of cam 5.
Preferably, described combination bearing 12 is needle roller and thrust ball combination bearing.
Preferably, described lever 7 also studs with wear-resistant block 15 close to the end of the one end of cam 5, wear-resistant block 15 with it is convex
The working face contact of wheel 5.
Preferably, connected between described cam 5 and camshaft 3 by the way of cone match, end face locking.
The course of work of the present invention is as follows：First servomotor is rotated by cam shaft pulley 4 with moving cam 5, and lever 7 leads to
Cross spring 8 to be pressed on all the time on the working face of cam 5, when cam 5 is rotated, drive lever 7 to swing, lever 7 drives multiple lead screw
11 carry out back rotation, so that multiple lead screw 11 has an axial back and forth movement relative to many head nuts 9, multiple lead screw 11 by with
Screwing for fixed many head nuts 9, will screw moment of torsion and is converted into thrust, thrust is transmitted by combination bearing 12, thrust is changed
The relief grinding action of the grinding machine head in output end is acted into the main relief grinding of feed screw 16, the control of relief grinding amount is by adjusting cam 5
Starting point is controlled.
Claims (2)
1. a kind of cam relief grinding mechanism based on screw-tap threaded grinding machine, it is characterised in that：It include matrix, cam drive,
Lever（7）With relief grinding executing agency, the cam drive is arranged on the side of matrix, and the relief grinding executing agency is arranged on
The opposite side of matrix, cam drive passes through lever with relief grinding executing agency（7）Drive connection,
The cam drive includes camshaft holder（1）, camshaft（3）And cam（5）, camshaft holder（1）It is fixed on matrix
On, camshaft（3）It is rotatably installed in camshaft holder（1）On, camshaft（3）One end stretch out camshaft holder（1）, and in camshaft
（3）Neck be provided with cam shaft pulley（4）, cam shaft pulley（4）It is connected by conveyer belt with the first servo motor transmission, it is convex
Wheel（5）Pass through locking nut（6）It is fixedly mounted on camshaft（3）End；
The relief grinding executing agency includes leading screw bearing（2）, many head nuts（9）, multiple lead screw（11）With main feed screw（16）,
Leading screw bearing（2）It is fixed on matrix, many head nuts（9）It is fixed on leading screw bearing（2）It is interior, multiple lead screw（11）External thread part
Divide and many head nuts（9）Female thread portion be connected, multiple lead screw（11）Smooth bar part and many head nuts（9）Interior light
Sealed bead bearing is provided between bore portion（10）, multiple lead screw（11）Two ends on be separately installed with combination bearing（12）, it is described
Combination bearing（12）For needle roller and thrust ball combination bearing, two combination bearings（12）Outer ring respectively with multiple lead screw（11）
Interference fit, two combination bearings（12）Inner ring be set with main feed screw（16）, main feed screw（16）One end for shovel
Mill acts output end, and the other end is fixed with screw pulley（13）, screw pulley（13）Passed by conveyer belt and the second servomotor
Dynamic connection, main feed screw（16）On be also cased with spacer ring（14）, spacer ring（14）An end face top pressure in main feed screw（16）
Shaft shoulder end face on, another end face top pressure is in combination bearing（12）End face on；
Lever（7）One end be fixedly mounted on close to screw pulley（13）The multiple lead screw of side（11）Neck, another side pressure
In cam（5）Working face on, lever（7）Middle part and spring（8）One end connection, spring（8）The other end and matrix connect
Connect, spring（8）Make lever（7）End be pressed on cam all the time（5）Working face on, described lever（7）Close to cam（5）
The end of one end also studs with wear-resistant block（15）, wear-resistant block（15）With cam（5）Working face contact.
2. a kind of cam relief grinding mechanism based on screw-tap threaded grinding machine according to claim 1, it is characterised in that：Described
Cam（5）With camshaft（3）Between using cone match, end face locking by the way of connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510983794.2A CN105415107B (en) | 2015-12-24 | 2015-12-24 | A kind of cam relief grinding mechanism based on screw-tap threaded grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510983794.2A CN105415107B (en) | 2015-12-24 | 2015-12-24 | A kind of cam relief grinding mechanism based on screw-tap threaded grinding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105415107A CN105415107A (en) | 2016-03-23 |
| CN105415107B true CN105415107B (en) | 2017-10-27 |
Family
ID=55493871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510983794.2A Active CN105415107B (en) | 2015-12-24 | 2015-12-24 | A kind of cam relief grinding mechanism based on screw-tap threaded grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105415107B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109877705B (en) * | 2019-04-04 | 2024-01-02 | 吉安职业技术学院 | Conjugate cam error compensation device based on follow-up grinding |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3036153C2 (en) * | 1980-09-23 | 1985-06-27 | Herbert Lindner Gmbh, 1000 Berlin | Device for relief grinding and polygon grinding on grinding machines |
| JP2001138190A (en) * | 1999-11-10 | 2001-05-22 | Sumitomo Heavy Ind Ltd | Flat surface grinding machine |
| CN201089096Y (en) * | 2007-06-13 | 2008-07-23 | 陕西汉江机床有限公司 | Backing off device of tap-grinding machine |
| CN102463504A (en) * | 2010-11-18 | 2012-05-23 | 西北机器有限公司 | Relief grinding mechanism for tap grinding machine |
| CN204321756U (en) * | 2014-12-05 | 2015-05-13 | 西北机器有限公司 | A kind of tap-grinding machine relief grinding mechanism |
| CN205218696U (en) * | 2015-12-24 | 2016-05-11 | 成都好特精密机械有限公司 | Cam relief grinding mechanism based on screw tap grinding machine |
-
2015
- 2015-12-24 CN CN201510983794.2A patent/CN105415107B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105415107A (en) | 2016-03-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103203703B (en) | Monkey wrench | |
| CN203762152U (en) | Noodle press dough roller distance regulating device | |
| CN206066182U (en) | A kind of cylindrical parts surface polishing device | |
| CN104772351B (en) | The width adaptive double speed flexibility guide and guards of mill | |
| CN105415107B (en) | A kind of cam relief grinding mechanism based on screw-tap threaded grinding machine | |
| CN202162438U (en) | Z-shaped rotary cutter head | |
| CN203945176U (en) | A kind of cutter shaft device of gear hobbing machine | |
| CN201744877U (en) | Automatic positioning frame | |
| CN208341810U (en) | A kind of boring processing aluminium alloy cast ingot automatic cutter feeding system | |
| CN202763107U (en) | Expansion sleeve mandrel | |
| CN202922305U (en) | Transmission mechanism for vertical lathe | |
| CN205218696U (en) | Cam relief grinding mechanism based on screw tap grinding machine | |
| CN204397035U (en) | A kind of power slotting head | |
| CN106378630A (en) | Plane milling-rolling composite device and milling machine comprising plane milling-rolling composite device | |
| CN207057632U (en) | A kind of compound regular polygon truning fixture | |
| CN207043483U (en) | Grip device for the processing of how fine hole electric spark pulsed discharge synchronous rotary | |
| CN102601392B (en) | Vertical lathe feeding knife rest | |
| CN102229003B (en) | Milling device | |
| CN102284562B (en) | Long screw straightening machine | |
| CN205218640U (en) | Roll extrusion revolving stage feeding device | |
| CN202715911U (en) | Gear type tapping machine and power head thereof | |
| CN207696325U (en) | A kind of grinding machine of adjustable-angle | |
| CN209349565U (en) | A kind of valve special high-accuracy duplex head milling machine | |
| CN206084465U (en) | Input shaft of reducer keyway milling clamping device | |
| CN201815703U (en) | Automatic chamfering device for chamfering at two sides of inner hole of workpiece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 610512, No. 11, No. 333, main road, Xindu town, Xindu District, Sichuan, Chengdu Applicant after: CHENGDU INPUO PRECISION MACHINERY CO., LTD. Address before: 610512, No. 11, No. 333, main road, Xindu town, Xindu District, Sichuan, Chengdu Applicant before: CHENGDU HAOTE PRECISION MACHINERY CO., LTD. |
|
| CB02 | Change of applicant information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Kai Inventor after: Zhang Pengfei Inventor after: Ma Erlong Inventor after: Lv Shoutao Inventor after: Luo Zhengwei Inventor after: Zhang Xiaogang Inventor before: Li Kai Inventor before: Zhang Pengfei Inventor before: Ma Erlong Inventor before: Lv Shoutao Inventor before: Luo Wei Inventor before: Zhang Xiaogang |
|
| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211206 Address after: No. 199, South Section 1, ring road, Sanhe street, Xindu District, Chengdu, Sichuan 610000 Patentee after: Chengdu Xincheng Tools Co.,Ltd. Address before: Building 11, No. 333, Xingong Avenue, Xindu town, Xindu District, Chengdu, Sichuan 610512 Patentee before: CHENGDU INPUO PRECISION MACHINERY Co.,Ltd. |
|
| TR01 | Transfer of patent right |