CN209986779U

CN209986779U - Super smart head for super smart machine

Info

Publication number: CN209986779U
Application number: CN201920710158.6U
Authority: CN
Inventors: 杨建武; 张志成
Original assignee: Luoyang Million Strong Technology Co Ltd
Current assignee: Luoyang Songye Agricultural Machinery Technology Co ltd
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-01-24
Anticipated expiration: 2029-05-17

Abstract

The utility model relates to an accurate roller grinds the processing equipment field, specific super smart head for super smart machine that says so. Including constant voltage feed mechanism, fixture and guide holder, constant voltage feed mechanism includes cylinder body and piston rod, fixture is including connecting the lower plate on the piston rod and connecting the punch holder on the lower plate, one side that constant voltage feed mechanism was kept away from to punch holder and lower plate forms the clamping part that is used for fixed oilstone jointly, the guide holder is including fixing respectively on the cylinder body and distributing in two plane direction slides of fixture both sides, the gliding smooth surface of oilstone sets up to supply along going up of plane direction slide, still be equipped with the spring leaf that is used for sticising the oilstone on the last edge of plane direction slide on plane direction slide. The utility model discloses do not do strict demand to the length and the thickness of oilstone, improved the suitability, current oilstone can satisfy the requirement on the market, and the customer of being convenient for uses, does not additionally increase manufacturing cost.

Description

Super smart head for super smart machine

Technical Field

The utility model relates to an accurate roller grinds the processing equipment field, specific super smart head for super smart machine that says so.

Background

In the grinding process of the precision bearing roller, a rectangular oilstone is clamped on a lapping superfinishing machine generally, and then the continuous roller to be processed is controlled to rotate at a high speed and to move along the length direction of the oilstone in a fitting manner, so that the roller lapping is completed. The clamping mechanism for the oilstone in the prior art generally comprises a clamping plate, two or more nuts fixed on the lapping machine above the clamping plate, and screws respectively fitted in the nuts. After the oilstone is placed on the clamping plate, the screw is screwed close to the clamping plate so that the small end of the screw tightly props one side of the oilstone against the clamping plate. The clamping mechanism has the following problems in the use process: 1. the clamping mechanism needs to ensure the clamping strength of the oilstone, and the contact point of a screw and the oilstone needs to be properly close to the middle part of the oilstone, so that the utilization rate of the oilstone in the width direction is low, and the waste is serious; 2. through a clamping mode of screw point contact, the instability of oilstone in the roller grinding process is easily caused by different screwing degrees of two or more screws, so that the yield of products is low; 3. the clamping mode of point contact of the screw is easy to cause the oilstone to be cracked due to the over-tight screwing of the screw, so that the production cost is improved; 4. all screws need to be loosened firstly during oilstone replacement, all screws need to be tightened again after the oilstone is replaced, and tightening force needs to be kept uniform, so that the oilstone replacement clamping time is long, the difficulty is high, and the oilstone replacement clamping device is not beneficial to the improvement of the production efficiency of enterprises.

In order to solve the technical problem, CN2018113064527 discloses an oilstone clamping and feeding device for a roller lapping machine, which adopts the edge at one side of a lower clamping plate and an upper clamping plate to clamp and fix the oilstone, and replaces the point contact clamping mode in the prior art with line contact, so that the clamping stability is improved, meanwhile, the clamping area of the oilstone is small, the width of waste materials of the oilstone is reduced, the utilization rate of the oilstone is increased, and the production cost is reduced. When changing the oilstone, need loosen a tight screw in top and can loosen clamping part and punch holder (still can open clamping part and punch holder in preferred embodiment through compression spring is automatic) carry out the oilstone and change and load, operate very convenient and fast.

Although the technical scheme increases the utilization rate of the oilstone and improves the replacement efficiency of the oilstone. However, in this solution, in order to maintain the stability of the working surface on the oilstone during the high-precision grinding process, a guide seat comprising a u-shaped sliding groove is used. Therefore, the oilstone clamping and feeding device can only use the oilstone with special thickness and length to adapt to the space and the opening size of the two U-shaped sliding grooves, has strict requirements on the specification of the oilstone and reduces the application range of the oilstone.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a super smart head for super smart machine does not do strict demand to the length and the thickness of oilstone, has improved the suitability, and the existing oilstone can satisfy the requirement on the market, and the customer of being convenient for uses, does not additionally increase manufacturing cost.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a super smart head for super-fine machine, including constant voltage feed mechanism, a guide holder that feed motion is done along with constant voltage feed mechanism to the oilstone that is used for fixed oilstone fixture and is used for supplying the oilstone on the fixture, constant voltage feed mechanism includes cylinder body and scalable piston rod of wearing to establish in the cylinder body, fixture is including connecting the lower plate on the piston rod and connecting the punch holder on the lower plate, the common clamping part that is used for fixed oilstone that forms in one side that constant voltage feed mechanism was kept away from to punch holder and lower plate, the guide holder is including fixing respectively on the cylinder body and distributing in two plane direction slides of fixture both sides, the last edge of plane direction slide sets up to supplying the gliding smooth surface of oilstone, still be equipped with the spring leaf that is used for pressing the oilstone on the last edge of plane direction slide on plane.

Preferably, the one end of spring leaf is the link, and the connection can be dismantled on plane direction slide to the link, and the other end of spring leaf forms elasticity end of pushing down, and elasticity end of pushing down tightly touches the upper edge at the oilstone.

Preferably, a flange for clamping and positioning the end part of the oilstone is arranged on one side of the elastic pressing end of the spring piece, which is opposite to the clamping mechanism.

Preferably, the elastic pressing ends of the two spring pieces positioned at the two sides of the clamping mechanism are connected into a whole through a connecting piece.

Preferably, the connecting end of the spring plate is fixed on the plane guide slideway through two bolts.

Preferably, both planar guide runners run parallel to the piston rod.

Preferably, the position that is close to the clamping part on the punch holder is equipped with the perforation, wear to be equipped with the fulcrum screw that the external diameter is less than perforation aperture in perforating, the tip of fulcrum screw passes the perforation and the cooperation is installed in the first screw hole of seting up on the lower plate, the fulcrum screw main aspects is equipped with the arc surface arch towards one side of punch holder, the one end of perforation towards the fulcrum screw main aspects is equipped with the protruding cooperation of arc surface in order to carry out relative pivoted arc surface recess, lie in the second screw hole that the perforation offered the distribution of upper plate back to the position of clamping part one side on the punch holder on the upper plate, the cooperation is installed in the second screw hole and is tightly pushed up the screw, the tip of tightly pushing up screw can pass the second screw hole and touch with the lower plate mutually, and tightly the screw accessible is continuously screwed towards the lower plate orientation so that the clamping.

Preferably, a spring groove is formed in the upper clamping plate, faces one side of the lower clamping plate, and is located between the through hole and the clamping portion, a compression spring is installed in the spring groove in a matched mode, and the compression spring is used for providing elastic force for enabling the portion, located in the clamping portion, of the upper clamping plate to rotate towards the direction far away from the lower clamping plate by taking the fulcrum screw as a fulcrum to unload oilstones.

Preferably, a clamping step for matching and installing the oilstone is arranged at the position, corresponding to the clamping part, on the lower clamping plate, and wing plates capable of sliding along the plane guide slide ways on the corresponding sides are respectively arranged at two ends of the upper step, positioned on the clamping step, on the upper clamping plate.

Preferably, one end of the piston rod, which is positioned outside the cylinder body, is fixedly provided with a dovetail slide rail which is distributed along the radial direction of the piston rod, and the lower clamping plate is provided with a dovetail slide groove which is matched with the dovetail slide rail.

Advantageous effects

The utility model provides a guide holder is including fixing respectively on the cylinder body and distributing in two plane direction slides of fixture both sides, going up along setting up to the gliding smooth surface of oilstone on the plane direction slide, still be equipped with the spring leaf on plane direction slide, sticis the oilstone on plane direction slide through the spring leaf and follow, and then guaranteed the stability of high-precision grinding in-process oilstone working face through the spacing cooperation of spring leaf and plane direction slide, guarantee that the oilstone is in good operating condition at the during operation always, the yield and the quality of product have been improved.

The spring piece can be in various shapes, and the spring piece mainly has the function of limiting the oilstone in the vertical direction. Because the elastic action of spring leaf makes the utility model discloses do not do strict dimensional requirement to the thickness requirement of oilstone, the oilstone that has now on the market can satisfy the requirement, and the customer of being convenient for uses, does not additionally increase manufacturing cost. The both ends of oilstone can be worn out by the clearance between spring leaf and the plane guide slide, make the utility model discloses do not do strict dimensional requirement to the length requirement of oilstone, can use longer oilstone. And because longer oilstone has a larger length-width ratio, the waste of the ground oilstone can be further reduced, the utilization rate of the oilstone is greatly increased, and the production cost is reduced.

The utility model discloses an among the preferred embodiment, adopt the side to take turn-ups spring leaf, not only play the upper and lower direction's that compresses tightly spacing to the oilstone, spacing of tip about going on the oilstone through the turn-ups simultaneously, it is more reliable in the further oilstone use of guaranteeing. The spring and the cylinder body part are detachably connected through the bolt, so that the spring corresponding to the flanging interval can be installed according to the oilstone with different lengths, the assembling process is simple, and the multiple purposes of the super-precision head are realized.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic diagram of the explosion structure of the present invention;

FIG. 3 is an enlarged, fragmentary view of the upper jaw portion of FIG. 2;

FIG. 4 is a schematic cross-sectional view of the clamping mechanism;

fig. 5 is a schematic structural view of a spring plate according to the present invention;

FIG. 6 is a schematic view of another spring plate according to the present invention;

FIG. 7 is a schematic view of a spring leaf assembly according to the present invention;

FIG. 8 is a schematic view of another spring plate assembly of the present invention;

FIG. 9 is a schematic view of a third middle spring leaf assembly according to the present invention;

the labels in the figure are: 1. the device comprises a spring piece, 101, an elastic pressing end, 102, a connecting end, 103, a flanging, 104, a connecting piece, 2, a plane guide slideway, 3, a shutdown protection mechanism, 301, a connecting rod, 302, a travel switch, 4, a constant-pressure feeding mechanism, 401, a piston rod, 402, a cylinder body, 5, a clamping mechanism, 501, a second threaded hole, 502, a set screw, 503, a fulcrum screw, 504, a through hole, 505, an upper clamping plate, 506, a compression spring, 507, a dovetail-shaped sliding groove, 508, a wing plate, 509, a first threaded hole, 510, a clamping step, 511, a lower clamping plate, 512, an arc surface bulge, 513, an arc surface groove, 514, a spring groove, 6, oilstone, 7 and a dovetail-shaped sliding rail.

Detailed Description

As shown in fig. 1, the superfinishing head for a superfinishing machine of the present invention is the same as an oilstone 6 clamping and feeding device for a roller lapping machine disclosed in CN2018113064527, and comprises a constant pressure feeding mechanism 4, a clamping mechanism 5 for fixing the oilstone 6, and a guide seat for the oilstone 6 on the clamping mechanism 5 to perform a feeding motion along with the constant pressure feeding mechanism 4.

The constant pressure feeding mechanism 4 may be an oil cylinder, an air cylinder, an electric push rod or other components with similar functions, which includes a cylinder 402 and a piston rod 401 penetrating the cylinder 402, and the piston rod 401 can continuously extend out of the cylinder 402 with a constant pressure towards the roller to be ground. The constant pressure feeding mechanism 4 can push the oilstone 6 for grinding to the roller to be ground, and push the oilstone 6 to perform feeding movement after the oilstone 6 is worn, so that the constant pressure in the grinding process of the roller is ensured.

As shown in fig. 2, the gripping mechanism 5 includes a lower clamp plate 511 attached to the piston rod 401 and an upper clamp plate 505 attached directly above the lower clamp plate 511. The side of the upper clamping plate 505 and the lower clamping plate 511 away from the constant pressure feeding mechanism 4 is a clamping part for fixing the oilstone 6 in a line contact manner, and a part of the lower clamping plate 511 positioned at the clamping part is provided with a clamping step 510 for clamping the oilstone 6. After one side of the oilstone 6 is placed into the clamping step 510, the oilstone 6 can be clamped and fixed in a line contact manner by pressing down the side of the upper clamping plate 505 away from the constant-pressure feeding mechanism 4.

And in order to make the centre gripping of oilstone 6 more stable and make oilstone 6 change convenient and fast more, the utility model discloses a set screw 502 and two fulcrum screws 503 realize. Two through holes 504 with a diameter larger than the outer diameter of the fulcrum screw 503 are provided on the upper clamp plate 505 near the clamping portion, and the two through holes 504 are respectively provided on both sides of the center line of the piston rod 401. The two fulcrum screws 503 have their large ends upward and small ends downward respectively, and are inserted into the corresponding through holes 504, so that the small ends of the fulcrum screws 503 are inserted through the through holes 504 and are fittingly mounted in the first threaded holes 509 provided in the lower clamp plate 511. As shown in fig. 3 and 4, the two fulcrum screws 503 are ball screws, and one side of the large end of each of the two fulcrum screws 503 facing the upper clamp plate 505 is provided with an arc surface protrusion 512, and one end of the through hole 504 facing the large end of the fulcrum screw 503 is provided with an arc surface groove 513 engaged with the arc surface protrusion 512, so that the upper clamp plate 505 can rotate around the arc surface protrusions 512 of the two fulcrum screws 503 under the action of external force by engaging the arc surface protrusions 512 with the arc surface groove 513, and the clamping portion is closed to clamp and fix the oilstone 6, or opened to unload the oilstone 6.

A second threaded hole 501 is formed in the upper clamp plate 505 at a position on the opposite side of the through hole 504 from the clamping portion and coinciding with the center line of the piston rod 401, and is distributed through the upper clamp plate 505. The set screw 502 is fittingly mounted in the second threaded hole 501. The small end of the set screw 502 can pass through the second screw hole 501 to contact the lower clamping plate 511. As shown in fig. 4, when the tightening screw 502 is continuously tightened toward the lower clamp 511, the left side of the upper clamp 505, in which the second threaded hole 501 is opened, is raised, and under the lever action, the right side of the upper clamp 505 is lowered and engaged with the clamping step 510 of the lower clamp 511 to firmly fix the oilstone 6. In this embodiment, a spring groove 514 is formed in the lower plate surface of the upper clamping plate 505 at a position between the through hole 504 and the clamping portion, a compression spring 506 is fitted in the spring groove 514, and the compression spring 506 is used for providing an elastic force for the clamping portion to rotate away from the lower clamping plate 511 with the fulcrum screw 503 as a fulcrum so as to replace the oilstone 6. After the top screw 502 is screwed, the clamping part is opened due to the cushion effect of the compression spring 506, so that the replacement process of the oilstone 6 is simpler, more convenient and faster.

The embodiment also comprises a shutdown protection mechanism 3, the shutdown protection mechanism 3 comprises a travel switch 302 for closing the constant pressure feeding mechanism 4 and a connecting rod 301 for triggering the travel switch 302, the travel switch 302 is fixed on a cylinder 402 of the constant pressure feeding mechanism 4, one end of the connecting rod 301 is connected with a lower clamping plate 511 and can be fed together with the clamping mechanism 5, and the other end of the connecting rod 301 is bent and used for matching with the travel switch 302. After the oilstone 6 is ground to a set length, the shutdown protection mechanism 3 enables the bent part of the connecting rod 301 to be in contact with the travel switch 302, the constant-pressure feeding mechanism 4 can be closed by the travel switch 302 or the travel switch 302 is connected with an alarm to give out sound and light alarm, so that a user can be reminded to replace the oilstone 6, the complexity of watching equipment by an operator is reduced, and corresponding protection is provided for the equipment.

As shown in fig. 1 and fig. 2, the difference between the present invention and the oilstone 6 clamping and feeding device for roller lapping machine disclosed in CN2018113064527 is that the present invention is that the guide seat comprises two plane guide slideways 2 respectively fixed on the cylinder 402 and distributed on two sides of the clamping mechanism 5. Two plane direction slides 2 all are on a parallel with the telescopic link and distribute, and two plane direction slides 2 go up along setting up to the gliding smooth surface of oil supply stone 6. The plane guide slideway 2 is also provided with a spring piece 1 for pressing the oilstone 6 on the upper edge of the plane guide slideway 2. After the oilstone 6 is clamped between the spring piece 1 and the plane guide slideway 2, the limit of the working end face of the oilstone 6 in the vertical direction is provided through the mutual matching of the spring piece 1 and the plane guide slideway 2, the working end face of the oilstone 6 is ensured to be fixed in the vertical direction in the working process, and then the levelness of the grinding end face of the oilstone 6 after clamping is ensured, so that the damage rate of the oilstone 6 in use is reduced, and the production cost is reduced.

One end of the spring plate 1 is a connecting end 102, and the connecting end 102 is detachably connected to the plane guide slideway 2 through two bolts. The other end of the spring piece 1 forms an elastic pressing end 101, and the elastic pressing end 101 is tightly contacted with the upper edge of the oilstone 6. In fig. 1 and 2, the elastic pressing end 101 of the spring piece 1 is formed in a circular arc shape in point contact with the oilstone 6. The preferred embodiment of the elastic pressing end 101 is linear as shown in fig. 5 and 6, so that the contact area between the elastic pressing end 101 and the upper edge of the oilstone 6 is increased, and the upper and lower limiting effects of the working end surface of the oilstone 6 are improved. In fig. 6, a flange 103 for clamping and positioning the end of the oilstone 6 is arranged on one side of the elastic pressing end 101 of the spring piece 1, which is back to the clamping mechanism 5, and the flanges 103 on the two spring pieces 1 can be matched to limit the working end face of the oilstone 6 with a specific length in the left-right direction, so that the stability of the working end face of the oilstone 6 in high-precision grinding is further improved, the oilstone 6 can be in a good working state, and the yield of products is improved. In order to use the oilstone 6 with longer length and larger length-width ratio to reduce the waste of the oilstone 6, the spring plate 1 with the specific flanging 103 interval can be customized and conveniently connected to the plane guide slideway 2 through bolts.

As shown in fig. 7, 8 and 9, the two spring pieces 1 are connected into a whole through the connecting piece 104, so that the two spring pieces 1 are integrated, the structure of the two spring pieces 1 is more stable in the feeding process of the oilstone 6, and the consistency of the two spring pieces 1 on the pressure of the oilstone 6 is maintained.

In this embodiment, a dovetail-shaped sliding rail 7 radially distributed along the piston rod 401 is fixedly disposed at one end of the piston rod 401 located outside the cylinder 402, and a dovetail-shaped sliding groove 507 engaged with the dovetail-shaped sliding rail 7 is disposed on the lower clamp plate 511. By the way that the lower clamping plate 511 is arranged on the dovetail-shaped sliding rail 7 in a floating mode, the oilstone 6 with different thicknesses is fixed on the clamping mechanism 5, and two ends of the oilstone 6 can be effectively supported by the two plane guide sliding ways 2. Wing plates 508 which can slide along the plane guide slide ways 2 on the corresponding sides are respectively arranged at two ends of the upper step of the clamping step 510 on the lower clamping plate 511, so that the lower clamping plate 511 and the oilstone 6 are synchronously distributed on the plane guide slide ways 2 in a sliding manner, and the stability of the clamping mechanism 5 in the feeding process is improved.

Claims

1. The utility model provides a super smart head for super smart machine, including constant voltage feed mechanism (4), a guide holder that feed motion is done along with constant voltage feed mechanism (4) for fixture (5) of fixed oilstone (6) and oilstone (6) that are used for supplying on fixture (5), constant voltage feed mechanism (4) include cylinder body (402) and scalable piston rod (401) of wearing to establish in cylinder body (402), fixture (5) are including connecting lower plate (511) on piston rod (401) and connecting upper plate (505) on lower plate (511), one side that constant voltage feed mechanism (4) were kept away from in upper plate (505) and lower plate (511) forms the clamping part that is used for fixed oilstone (6) jointly, its characterized in that: the guide holder is including fixing respectively on cylinder body (402) and distributing in two plane direction slide (2) of fixture (5) both sides, and the last edge of plane direction slide (2) sets up to the gliding smooth surface of oilstone (6), still is equipped with spring leaf (1) that are used for sticising oilstone (6) on the last edge of plane direction slide (2) on plane direction slide (2).

2. The superfinishing head for a superfinishing machine according to claim 1, wherein: one end of the spring piece (1) is a connecting end (102), the connecting end (102) is detachably connected to the plane guide slideway (2), the other end of the spring piece (1) forms an elastic pressing end (101), and the elastic pressing end (101) is tightly contacted with the upper edge of the oilstone (6).

3. The superfinishing head for a superfinishing machine according to claim 2, wherein: and a flanging (103) for clamping and positioning the end part of the oilstone (6) is arranged on one side of the elastic pressing end (101) of the spring piece (1) opposite to the clamping mechanism (5).

4. The superfinishing head for a superfinishing machine according to claim 2, wherein: the elastic pressing ends (101) of the two spring pieces (1) positioned at the two sides of the clamping mechanism (5) are connected into a whole through a connecting piece (104).

5. The superfinishing head for a superfinishing machine according to claim 2, wherein: the connecting end (102) of the spring piece (1) is fixed on the plane guide slideway (2) through two bolts.

6. The superfinishing head for a superfinishing machine according to claim 1, wherein: the two plane guide slideways (2) are both distributed in parallel to the piston rod (401).

7. The superfinishing head for a superfinishing machine according to claim 1, wherein: a through hole (504) is arranged on the upper clamping plate (505) close to the clamping part, a fulcrum screw (503) with the outer diameter smaller than the aperture of the through hole (504) penetrates through the through hole (504) and is installed in a first threaded hole (509) formed in the lower clamping plate (511) in a matching manner, an arc surface bulge (512) is arranged on one side, facing the upper clamping plate (505), of the large end of the fulcrum screw (503), an arc surface groove (513) matched with the arc surface bulge (512) for relative rotation is arranged at one end, facing the large end of the fulcrum screw (503), of the through hole (504) on the upper clamping plate (505), a second threaded hole (501) distributed through the upper clamping plate (505) is formed in the position, opposite to the clamping part, of the through hole (504), a set screw (502) is installed in the second threaded hole (501) in a matching manner, and the small end of the set screw (502) can penetrate through the second threaded hole (501) to contact with the lower clamping plate (511), and the set screw (502) can clamp and fix the oilstone (6) by continuously screwing towards the lower clamping plate (511) to close the clamping part.

8. The superfinishing head for a superfinishing machine according to claim 7, wherein: a spring groove (514) is formed in the upper clamping plate (505) towards one side of the lower clamping plate (511) and located between the through hole (504) and the clamping portion, a compression spring (506) is installed in the spring groove (514) in a matched mode, and the compression spring (506) is used for providing elastic force for enabling the portion, located in the clamping portion, of the upper clamping plate (505) to rotate towards the direction far away from the lower clamping plate (511) by taking the fulcrum screw (503) as a fulcrum to unload the oilstone (6).

9. The superfinishing head for a superfinishing machine according to claim 7, wherein: clamping steps (510) used for matching and installing the oilstone (6) are arranged on the lower clamping plate (511) corresponding to the clamping parts, and wing plates (508) capable of sliding along the plane guide slide ways (2) on the corresponding sides are respectively arranged at two ends of the upper steps of the clamping steps (510) on the lower clamping plate (511).

10. The superfinishing head for a superfinishing machine according to claim 7, wherein: one end of the piston rod (401) positioned outside the cylinder body (402) is fixedly provided with a dovetail-shaped sliding rail (7) which is distributed along the radial direction of the piston rod (401), and a dovetail-shaped sliding groove (507) which is matched with the dovetail-shaped sliding rail (7) is arranged on the lower clamping plate (511).