CN215903205U

CN215903205U - High-precision machining tool for rubber roller

Info

Publication number: CN215903205U
Application number: CN202120176998.6U
Authority: CN
Inventors: 冀晓军; 杜立胜
Original assignee: KUNSHAN ROTADYNE ROLLER Inc
Current assignee: KUNSHAN ROTADYNE ROLLER Inc
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2022-02-25
Anticipated expiration: 2031-01-22

Abstract

The utility model discloses a high-precision processing tool for a rubber roller, which comprises a square frame seat, a frame, a jacking device, a flange and a bearing sleeve, wherein the square frame seat is fixedly arranged on a grinding machine workbench, the frame is fixedly arranged on the square frame seat and forms a square frame structure together with the square frame seat, the flange is arranged in the square frame structure, the bearing sleeve can be detachably and fixedly arranged in the flange, original bearings at two ends of the rubber roller can be arranged in the bearing sleeve, the jacking device is arranged on the four side walls of the square frame structure, and the jacking device can respectively move towards the central direction of the square frame structure and jack the outer side wall of the flange tightly, so that the utility model reduces link errors, improves the precision grade, improves the circular run-out precision of the rubber roller after grinding processing to be within half micron, can meet the high grinding precision requirements of different shapes of the rubber roller, and solves the problem of micro-vibration caused by double-side stress when the centre is clamped, the dynamic balance precision of the processed rubber roller is improved, and the product quality is improved.

Description

High-precision machining tool for rubber roller

Technical Field

The utility model relates to the field of rubber roller production and manufacturing, in particular to a high-precision machining tool for a rubber roller.

Background

The rubber roller is widely applied to printing, printing and dyeing and other industries. However, due to the particularity of rubber properties of the surface of the rubber roller, especially the processing of the rubber roller with a thin and long shape and a large and heavy rubber roller, the accuracy requirement is difficult to meet by common clamping means, the problem of double-side stress caused by clamping the tip is more prominent, and the product quality is directly influenced by the micro-vibration phenomenon in the processing process.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects, the utility model provides a rubber roller high-precision machining tool which can meet the high grinding precision requirements of rubber rollers in different shapes and solve the problem of micro-vibration caused by double-face stress when a tip is installed and clamped.

The technical scheme adopted by the utility model for solving the technical problem is as follows: the utility model provides a high-precision machining tool for rubber rollers, includes square frame seat, frame, top tight device, flange and bearing housing, square frame seat fixed mounting is on the grinding machine workstation, and frame fixed mounting forms a square frame structure jointly with square frame seat on the square frame seat, and in this square frame structure was located to the flange, fixed mounting that the bearing housing can be dismantled was in the flange, the former dress bearing at rubber roller both ends can install in the bearing housing, the top tight device is installed on square frame structure four sides lateral wall, and the top tight device can move and push up tight flange lateral wall towards square frame structure center direction respectively.

As a further improvement of the utility model, the outer side wall of the flange forms a square structure matched with the square frame structure, and each jacking device respectively tightly abuts against the central positions of four sides of the outer side of the flange.

As a further improvement of the utility model, the flange is a split flange.

As a further improvement of the utility model, a circle of annular radial grooves are formed on the outer circumferential side wall of the bearing sleeve, the flange is sleeved in the annular radial grooves of the bearing sleeve, and two axial end faces of the flange tightly abut against two axial side walls of the annular radial grooves.

As a further improvement of the utility model, the jacking device comprises a set screw, an adjusting screw and an inclined iron, wherein the three set screws are respectively movably screwed on the upper side wall, the left side wall and the right side wall of the frame, the end parts of the three set screws are respectively tightly pressed against the upper side surface, the left side surface and the right side surface of the flange, an inclined plane structure with an included angle with the lower side surface of the flange is formed on the upper side surface of the square frame seat, the inclined iron can be slidably arranged on the upper side surface of the square frame seat, the upper side surface of the inclined iron is tightly pressed against the lower side surface of the flange, the adjusting screw is movably screwed on the left side wall of the frame, and the adjusting screw is connected with the inclined iron in a rotating and axially stopping manner in the circumferential direction.

As a further improvement of the utility model, the cross section of the wedge is in a convex structure, a slideway extending along the sliding direction of the wedge is formed on the lower side surface of the flange, and a convex part at the upper end of the wedge can be inserted into the slideway at the lower side surface of the flange in a sliding way.

As a further improvement of the utility model, an inclined iron pressing block is fixedly arranged on the upper side surface of the square frame seat, and the inclined iron pressing block is stopped on concave step surfaces at two sides of the upper end of the inclined iron.

As a further improvement of the utility model, the frame comprises left steel, right steel, upper steel, an upper clamping plate, a lower clamping plate, a vertical clamping plate and a connecting piece, wherein the upper clamping plate is fixedly arranged at the left and right ends of the upper steel, the vertical clamping plate is fixedly arranged at the upper ends of the left steel and the right steel, the lower end of the right steel is fixed at the upper side of the right end of the square frame seat, the lower clamping plate is fixedly arranged at the upper side of the left end of the square frame seat, the lower end of the left steel is fixedly inserted in the middle of the lower clamping plate and is stopped on the upper side surface of the square frame seat, the upper clamping plate and the vertical clamping plate are spliced into an L-shaped structure through an inclined plane, and the upper clamping plate and the vertical clamping plate can be disassembled and fixedly connected together through the connecting piece.

As a further improvement of the utility model, the connecting piece comprises a pin shaft, a transposition bolt, a transposition pressure plate and a nut, one end of the transposition bolt is hinged to the inner side of the upper clamping plate through the pin shaft, the transposition pressure plate can be sleeved on the outer side of a stud of the transposition bolt in an axially sliding manner along the transposition bolt, the nut is movably screwed with the transposition bolt, the transposition bolt can be turned into the clamping plate through a clamping plate opening groove, and the transposition pressure plate can be tightly clamped between one side wall of the clamping plate, which faces away from the upper clamping plate, and the nut.

As a further improvement of the present invention, the structure of the square frame seat fixedly mounted on the grinding machine table is as follows: the right end of the square frame seat is provided with a downward extending protruding structure, the left end of the square frame seat is provided with a square seat pressing plate through a bolt, the square seat pressing plate protrudes out of the lower side surface of the square frame seat and is set to a height, and the left side wall and the right side wall of the grinding machine workbench are tightly clamped between the protruding structure and the square seat pressing plate.

The beneficial technical effects of the utility model are as follows: according to the utility model, the original bearing of the rubber roller is directly utilized for clamping the workpiece, so that the link error is reduced, the precision grade is improved, the round runout precision of the rubber roller after grinding is improved to be within half a micron, the requirement of high grinding precision of rubber rollers in different shapes can be met, the problem of micro-vibration caused by double-face stress during clamping of the tip is solved, the dynamic balance precision of the processed rubber roller is improved, and the product quality is improved.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

FIG. 3 is a sectional view taken along line B-B of FIG. 1;

FIG. 4 is a view taken along direction K in FIG. 1;

fig. 5 is a left side view of the present invention.

Detailed Description

Example (b): the utility model provides a high-precision processing frock of rubber roller, includes square frame seat 1, frame, tight device in top, flange and bearing housing, and square frame seat 1 presss from both sides the dress through square

seat clamp plate

12 and 4 with grinding machine workstation and fixes, and fixed mode is: a downward extending bulge structure is formed at the right end of the square frame seat 1, a square seat pressing plate 12 is installed at the left end of the square frame seat through a bolt, the square seat pressing plate 12 protrudes out of the lower side surface of the square frame seat for a set height, and the left side wall and the right side wall of the grinding machine workbench are tightly clamped between the bulge structure and the square seat pressing plate; the right square steel 11 is fixedly arranged on the right side of the upper end of the square frame seat 1, the left square steel 14 is fixedly arranged on the left side of the upper end of the square frame seat 1 through a lower clamping plate 13, the upper ends of the left square steel 14 and the right square steel 11 are respectively and fixedly provided with a vertical clamping plate 17, the upper ends of the upper sides are respectively and fixedly provided with an upper clamping plate 16, the upper clamping plate 16 is spliced with the vertical clamping plates 17 on the upper ends of the left square steel 14 and the right square steel 11 to form an L-shaped right-angle structure, the upper clamping plates 16 on the two ends of the upper square steel 15 are respectively provided with small holes, pin shafts 21 are arranged in the pin holes, a transposition bolt 2 is sleeved on the outer sides of the pin shafts 21 of the upper clamping plates 16 on the two ends of the upper square steel 15, the tail end of a transposition bolt is sleeved with a transposition pressing plate 22 and is finally screwed with a nut, the transposition bolt can be turned into the clamping plate through the vertical clamping plate, and can be tightly clamped between one side wall of the transposition opening groove which faces away from the upper clamping plate and the nut, and the vertical clamping plate are fixedly connected together through the transposition bolt, the transposition pressing plate and the transposition pressing plate, thereby leading the upper square steel, the left square steel, the right square steel and the square frame seat to be fixedly connected to form a square frame-shaped integrated structure,

the middle section of the upper steel 15, the middle section of the left steel and the middle section of the right steel are respectively provided with a fastening screw 18, and the lower section of the left steel 14 is provided with a threaded hole of an adjusting screw 52; the lower part of the square frame seat 1 is provided with a sliding 'convex' oblique iron 5, and an oblique iron pressing plate 51 clamps the convex oblique iron on the square frame seat in a sliding state. The tail end of the stud part of the adjusting bolt 52 below the left square steel 14 is movably screwed with the convex inclined iron; the split flange 3 is formed by connecting a group of bolts, a bearing sleeve 31 is arranged in an inner hole of the split flange 3, and a plurality of parts are arranged in the inner diameter of the bearing sleeve 31 due to different bearing types; different bearing sleeves can be replaced according to different types of bearings on different rubber rollers, a groove-shaped slideway is arranged below the split flange 3, a bulge at the upper end of the convex inclined iron 5 can not be inserted into the groove-shaped slideway at the lower end of the split flange in a sliding manner, an adjusting screw 52 is arranged in a threaded hole at the lower section of the left steel 14, and the tail end of the screw part of the adjusting screw 52 is in slipknot connection with the convex inclined iron 5; the convex wedge and the set screw 18 respectively push against the peripheral side walls of the split flanges.

The tool is provided with a left set and a right set and is arranged on the surface of a grinding machine workbench 4.

When the rubber roller is used, a left workpiece and a right workpiece are respectively sleeved with bearings at two ends of the rubber roller, and the rubber roller is adjusted and fixed by a left tightening screw 18 and a right tightening screw 18 and also by a convex wedge 5 and a top tightening screw 18.

After the rubber roller circular runout precision grinding device is used, workpieces are clamped by directly utilizing the original bearings of the rubber roller, link errors are reduced, the precision grade is improved, and the circular runout precision of the rubber roller after grinding is improved to be within half a micron.

Claims

1. The utility model provides a high-precision machining tool for rubber roller, which characterized in that: including square frame seat, frame, top tight device, flange and bearing housing, square frame seat fixed mounting is on the grinding machine workstation, and frame fixed mounting forms a square frame structure jointly with the square frame seat on the square frame seat, and in this square frame structure was located to the flange, fixed mounting that the bearing housing can be dismantled in the flange, the original-mounted bearing at rubber roller both ends can install in the bearing housing, top tight device installs on square frame structure four sides lateral wall, and top tight device can move and top tight flange lateral wall towards square frame structure center direction respectively.

2. The high-precision machining tool for the rubber roller according to claim 1, characterized in that: the outer side wall of the flange forms a square structure matched with the square frame structure, and each jacking device tightly abuts against the center of each of the four sides of the outer side of the flange.

3. The rubber roller high-precision machining tool according to claim 1 or 2, characterized in that: the flange is a split flange.

4. The high-precision machining tool for the rubber roller according to claim 3, characterized in that: a circle of annular radial groove is formed in the circumferential outer side wall of the bearing sleeve, the flange is sleeved in the annular radial groove of the bearing sleeve, and two axial end faces of the flange tightly abut against two axial side walls of the annular radial groove.

5. The high-precision machining tool for the rubber roller according to claim 2, characterized in that: the tight device in top is including holding screw, adjusting screw and sloping iron, lateral wall on three holding screw activity spiro union respectively and the frame, on left side wall and the right side wall, three holding screw tip tightly supports the flange respectively and goes up the side, left surface and right flank, the side forms the inclined plane structure that has the contained angle with the flange downside on the square frame seat, the sloping iron can gliding install on the side on the square frame seat, the flange downside is tightly supported to the side on the sloping iron, adjusting screw activity spiro union is on the frame left side wall, adjusting screw and sloping iron circumferencial direction can rotate and the connection of axial locking.

6. The rubber roller high-precision machining tool according to claim 5, characterized in that: the cross section of the wedge is of a convex structure, a slide way extending along the sliding direction of the wedge is formed on the lower side surface of the flange, and a protruding part at the upper end of the wedge can be inserted into the slide way on the lower side surface of the flange in a sliding manner.

7. The high-precision machining tool for the rubber roller according to claim 6, characterized in that: and the upper side surface of the square frame seat is fixedly provided with an inclined iron pressing block which is stopped on concave step surfaces at two sides of the upper end of the inclined iron.

8. The high-precision machining tool for the rubber roller according to claim 1, characterized in that: the frame includes left side steel, right side steel, top steel, punch holder, lower plate, founds splint and connecting piece, punch holder fixed mounting is in the left and right both ends of top steel, founds splint fixed mounting in left side steel and right-hand steel upper end, and right-hand steel lower extreme is fixed in square frame seat right-hand member upside, and lower plate fixed mounting is in square frame seat left end upside, and left steel lower extreme is fixed to be inserted and is located in the middle of the lower plate and backstop on square frame seat upper side surface, and the punch holder splices into L type structure through the inclined plane with founding splint, and the punch holder can be dismantled through the connecting piece with founding splint and send fixed connection together.

9. The high-precision machining tool for the rubber roller according to claim 8, characterized in that: the connecting piece comprises a pin shaft, a transposition bolt, a transposition pressing plate and a nut, one end of the transposition bolt is hinged to the inner side of the upper clamping plate through the pin shaft, the transposition pressing plate can be sleeved on the outer side of a stud of the transposition bolt along the axial sliding direction of the transposition bolt, the nut is movably screwed with the transposition bolt, the transposition bolt can be turned into the clamping plate through a clamping plate opening groove, and the transposition pressing plate can be tightly clamped between one side wall of the clamping plate, facing away from the upper clamping plate, and the nut.

10. The high-precision machining tool for the rubber roller according to claim 1, characterized in that: the structure that square frame seat fixed mounting is on the grinding machine workstation does: the right end of the square frame seat is provided with a downward extending protruding structure, the left end of the square frame seat is provided with a square seat pressing plate through a bolt, the square seat pressing plate protrudes out of the lower side surface of the square frame seat and is set to a height, and the left side wall and the right side wall of the grinding machine workbench are tightly clamped between the protruding structure and the square seat pressing plate.