Tailstock feeding device of numerical control roll grinder

Abstract

The utility model relates to the technical field of numerical control roll grinders, and discloses a tailstock feeding device of a numerical control roll grinder, which comprises a base and a tailstock, one side of the tailstock is provided with a mounting disc, one side of the mounting disc is provided with sliding chutes which are distributed at equal intervals in a surrounding manner, and the inner walls of the sliding chutes are provided with sliding rods in a sliding manner; a clamping piece is fixedly connected to the end of the sliding rod, a movable hole is formed in the middle of the mounting disc, a guide rod is slidably arranged on the inner wall of the movable hole, first connecting frames distributed at equal intervals in a surrounding mode are fixedly connected to the outer wall of the end of the guide rod, and connecting rods are hinged to the first connecting frames. Under the condition that the inclination angle of the connecting rod is changed, the second connecting frame can drive the clamping pieces to move through the sliding groove and the sliding rod which are arranged in a matched mode, the clamping pieces distributed at equal intervals in a surrounding mode are expanded outwards or contracted inwards, and therefore rollers of different sizes can be clamped conveniently; and the clamping effect on the rollers with different sizes is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to numerical control roll grinder technical field, concretely relates to a numerical control roll grinder tailstock feed device. BACKGROUND

[0002] Roll grinder is metal cutting machine tool, by bed, headstock, tailstock, bracket, longitudinal and transverse drag plate, grinding head, measuring frame and electrical numerical control system is composed, is divided into five subsystems such as bearing system, drive system, grinding system, measuring system and control system.Workpiece is supported by headstock, tailstock and bracket, and is driven to rotate by headstock, and numerical control system controls machine tool to make multi-axis compound motion according to the mathematical model of roll surface generatrix, and realizes the grinding of roll surface metal by grinding wheel in the movement process.

[0003] The movement of the tailstock of the roll grinder is driven by the pressure of the hydraulic cylinder to move the piston and thus the sleeve, thereby clamping the roll. A numerical control roll grinder needs to grind various types of rolls such as work rolls and backup rolls. However, the current structure of the tailstock of the roll grinder has certain requirements for the diameter of the roll, making it difficult to clamp rolls of different sizes.

[0004] Therefore, the utility model is proposed. UTILITY MODEL CONTENTS

[0005] To solve the problem of the current structure of the tailstock of the roll grinder, which has certain requirements for the diameter of the roll and makes it difficult to clamp rolls of different sizes, the basic concept of the technical solution of the utility model is as follows:

[0006] A numerical control roll grinder tailstock feed device, comprising a base and a tailstock, the tailstock is provided with a mounting disc on one side, the mounting disc is provided with equidistantly distributed slide grooves on one side, the slide grooves are provided with slide rods slidingly arranged on the inner walls, the slide rods are provided with clamping pieces fixedly connected at the end portions, the mounting disc is provided with a movable hole in the middle, and the movable hole is provided with a guide rod slidingly arranged on the inner wall, the guide rod is provided with equidistantly distributed first connecting frames fixedly connected on the outer wall at the end portion, the first connecting frames are provided with connecting rods hingedly arranged thereon, the clamping pieces are provided with second connecting frames mounted on one side, the connecting rods are hingedly arranged at one end on the second connecting frames, the tailstock is provided with a mounting plate slidingly installed on the inner wall at the bottom, the mounting plate is provided with a mounting hole, and the mounting hole is provided with a threaded rod rotatably installed on the inner side, the guide rod is provided with a threaded groove at one end, and the threaded rod is screwed on the inner wall of the threaded groove, the tailstock is provided with a cross plate slidingly arranged on the inner side, the cross plate is provided with a drive motor fixedly installed on the outer wall on one side, and the output shaft of the drive motor is connected to the end portion of the threaded rod.

[0007] As a preferred embodiment of the utility model, the base is provided with symmetrically arranged guide rails fixedly connected on the outer wall at the top, and the guide rails are provided with guide blocks slidingly arranged thereon.

[0008] As a preferred embodiment of the utility model, the installation frame is fixedly installed on the top outer wall of the mounting seat.

[0009] As a preferred embodiment of the utility model, the mounting seat is fixedly connected to the top outer wall of the base, the first cylinder is fixedly installed on one side of the mounting seat, the connecting seat is fixedly connected to the bottom outer wall of the installation frame, and the piston rod of the first cylinder is connected to the outer wall on one side of the connecting seat.

[0010] As a preferred embodiment of the utility model, the fixing rods are fixedly connected to the outer wall on one side of the horizontal plate, and the fixing rods are fixedly connected to the outer wall on one side of the mounting disc.

[0011] As a preferred embodiment of the utility model, the movable grooves are symmetrically arranged in the inner wall on the opposite side of the tailstock, the connecting blocks are symmetrically arranged and fixedly connected to the two sides of the horizontal plate, and the connecting blocks are slidably connected to the inner wall of the movable grooves.

[0012] As a preferred embodiment of the utility model, the second cylinder is fixedly installed on the inner wall on one side of the tailstock, and the piston rod of the second cylinder is connected to the outer wall on one side of the horizontal plate.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model discloses a driving motor is started thread rod is rotated, and the thread groove of cooperation arrangement drives the movement of the guide rod, and the guide rod drives the movement of the first connecting frame, and the second connecting frame of cooperation arrangement makes the inclination angle of the connecting rod change, and under the condition that the inclination angle of the connecting rod changes, the matching groove and the slide rod are arranged, so that the second connecting frame can drive the movement of the clamping piece, the equidistantly distributed clamping pieces are expanded outward or contracted inward, thereby facilitating the clamping of different size rollers, and the clamping effect on different size rollers is facilitated.

[0015] The specific embodiments of the utility model will be further described in detail in combination with the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0016] In the drawings:

[0017] Figure 1 It is the whole structure schematic diagram of the utility model kind -of numerical control roll grinder tailstock feed device;

[0018] Figure 2 It is the tailstock side view structure schematic diagram of the utility model kind -of numerical control roll grinder tailstock feed device;

[0019] Figure 3The utility model discloses a tailstock feed device's tailstock section structure schematic drawing of numerical control roll grinder;

[0020] Figure 4 The utility model discloses a tailstock feed device's tailstock side view section structure schematic drawing of numerical control roll grinder;

[0021] Figure 5 The utility model discloses a guide rod section structure schematic drawing of numerical control roll grinder tailstock feed device;

[0022] Figure 6 The utility model discloses a mounting disc and guide rod connecting structure schematic drawing of numerical control roll grinder tailstock feed device.

[0023] In the drawing: 1, base; 2, tailstock; 3, mounting disc; 4, clamping piece; 5, guide rail; 6, guide block; 7, mounting frame; 8, mounting seat; 9, connecting seat; 10, first air cylinder; 11, cross plate; 12, second air cylinder; 13, fixed rod; 14, mounting plate; 15, guide rod; 16, drive motor; 17, sliding rod; 18, movable groove; 19, connecting block; 20, threaded rod; 21, first connecting frame; 22, connecting rod; 23, second connecting frame; 24, threaded groove; 25, sliding groove. DETAILED DESCRIPTION

[0024] In order to make the utility model embodiment's purpose, technical scheme and advantage more clearly, below will combine the drawing in the utility model embodiment, and the technical scheme in the embodiment is clearly and completely described, and the following embodiment is used to explain the utility model.

[0025] As Figures 1 to 6 shown

[0026] The numerical control roll grinder tailstock feeding device, including base 1 and tailstock 2, one side of tailstock 2 is provided with mounting disc 3, one side of mounting disc 3 is provided with equidistantly distributed slide groove 25, the inner wall of slide groove 25 is provided with sliding rod 17, the end of sliding rod 17 is fixedly connected with clamping piece 4, the middle of mounting disc 3 is provided with movable hole, and the inner wall of movable hole is provided with sliding guide rod 15, the outer wall of the end of guide rod 15 is fixedly connected with equidistantly distributed first connecting frame 21, the first connecting frame 21 is hingedly provided with connecting rod 22, one side of clamping piece 4 is provided with second connecting frame 23, one end of connecting rod 22 is hingedly provided on second connecting frame 23, the inner wall of the bottom of tailstock 2 is slidingly provided with mounting plate 14, the mounting plate 14 is provided with mounting hole, and the inner side of mounting hole is rotatably provided with threaded rod 20, one end of guide rod 15 is provided with threaded groove 24, and threaded rod 20 is screwed on the inner wall of threaded groove 24, the inner side of tailstock 2 is slidingly provided with horizontal plate 11, the outer wall of one side of horizontal plate 11 is fixedly provided with driving motor 16, the output shaft of driving motor 16 is connected to the end position of threaded rod 20, when mounting disc 3 moves to the appropriate position and second cylinder 12 is closed, driving motor 16 is started to drive threaded rod 20 to rotate, threaded rod 20 cooperates with the threaded groove 24 to drive guide rod 15 to move, guide rod 15 drives first connecting frame 21 to move, and the second connecting frame 23 cooperatively arranged with the first connecting frame 21 changes the inclination angle of the connecting rod 22, under the condition that the inclination angle of the connecting rod 22 changes, the cooperatively arranged slide groove 25 and sliding rod 17 enable the second connecting frame 23 to drive the clamping piece 4 to move, so that the equidistantly distributed clamping pieces 4 expand outward or shrink inward, thereby facilitating clamping of different size rolls.

[0027] In the specific embodiment, the outer wall of the top of base 1 is fixedly connected with symmetrically arranged guide rails 5, the guide rails 5 are slidingly provided with guide blocks 6, the top of guide blocks 6 is fixedly provided with mounting frame 7, the tailstock 2 is fixedly mounted on the outer wall of the top of mounting frame 7, the outer wall of the top of base 1 is fixedly connected with mounting seat 8, one side of mounting seat 8 is fixedly provided with first cylinder 10, the outer wall of one side of connecting seat 9 fixedly connected with mounting frame 7 is fixedly connected with connecting seat 9, the piston rod of first cylinder 10 is connected to the outer wall of one side of connecting seat 9, and the first cylinder 10 is started to work, the first cylinder 10 drives the connecting seat 9 to move horizontally, the connecting seat 9 cooperatively arranged with the guide rails 5 and the guide blocks 6 drives the mounting frame 7 to move, so that the mounting frame 7 drives the tailstock 2 to move, realizing the position adjusting effect of the tailstock 2.

[0028] Further, the lateral plate 11 is fixedly connected with symmetrically arranged fixing rods 13 on one side of the outer wall, one end of the fixing rod 13 is fixedly connected with the outer wall of the mounting disc 3, the tailstock 2 is provided with symmetrically arranged movable grooves 18 on the opposite inner wall, the lateral plate 11 is fixedly connected with symmetrically arranged connecting blocks 19 on both sides, the connecting block 19 is slidingly connected with the inner wall of the movable groove 18, the second cylinder 12 is fixedly installed on the inner wall of the tailstock 2, the piston rod of the second cylinder 12 is connected with the outer wall of the lateral plate 11, the second cylinder 12 is started to work, and the movable groove 18 and the connecting block 19 are driven to move the lateral plate 11, the fixing rod 13 is driven to move the mounting disc 3, so that the mounting disc 3 drives the clamping piece 4 to move to the roller, and after moving to the appropriate position, the second cylinder 12 is closed.

[0029] The implementation principle of the tailstock feeding device of the numerical control roller grinder of the embodiment is as follows: in specific use, the first cylinder 10 is started to work, the first cylinder 10 drives the connecting seat 9 to move laterally, the connecting seat 9 drives the mounting frame 7 to move through the cooperation of the guide rail 5 and the guide block 6, so that the mounting frame 7 drives the tailstock 2 to move, thereby achieving the position adjustment effect of the tailstock 2, then the second cylinder 12 is started to work, the movable groove 18 and the connecting block 19 are driven to move the lateral plate 11, the lateral plate 11 drives the mounting disc 3 to move through the cooperation of the fixing rod 13, so that the mounting disc 3 drives the clamping piece 4 to move to the roller, and after moving to the appropriate position, the second cylinder 12 is closed, then the driving motor 16 is started to drive the threaded rod 20 to rotate, the threaded rod 20 drives the guide rod 15 to move through the cooperation of the threaded groove 24, the guide rod 15 drives the first connecting frame 21 to move, the first connecting frame 21 drives the second connecting frame 23 to change the inclination angle of the connecting rod 22, and in the case that the inclination angle of the connecting rod 22 changes, the sliding groove 25 and the sliding rod 17 are driven to move the second connecting frame 23, so that the second connecting frame 23 drives the clamping piece 4 to move, so that the equidistantly distributed clamping pieces 4 are expanded outward or contracted inward, thereby facilitating clamping of rollers of different sizes.

Claims

1. A CNC roll grinder tailstock feed device comprising a base (1) and a tailstock (2), characterized in that, The tailstock (2) is provided with a mounting disc (3) on one side, the mounting disc (3) is provided with equidistantly distributed sliding grooves (25) on one side, the sliding grooves (25) are provided with sliding rods (17) on the inner wall, the sliding rods (17) are fixedly connected with clamping pieces (4) at the end position, the mounting disc (3) is provided with a movable hole in the middle, and the movable hole is provided with a guide rod (15) on the inner wall in a sliding manner, the guide rod (15) is fixedly connected with equidistantly distributed first connecting frames (21) on the outer wall at the end, the first connecting frames (21) are hingedly provided with connecting rods (22), the clamping pieces (4) are provided with second connecting frames (23) on one side, the connecting rods (22) are hingedly provided on the second connecting frames (23) at one end, the tailstock (2) is provided with a mounting plate (14) on the inner wall of the bottom in a sliding manner, the mounting plate (14) is provided with a mounting hole, and the mounting hole is provided with a threaded rod (20) in a rotating manner on the inner side, the guide rod (15) is provided with a threaded groove (24) at one end, and the threaded rod (20) is screwed on the inner wall of the threaded groove (24), the tailstock (2) is provided with a cross plate (11) on the inner side in a sliding manner, and the cross plate (11) is fixedly provided with a driving motor (16) on the outer wall on one side, and the output shaft of the driving motor (16) is connected to the end position of the threaded rod (20).

2. A CNC roll grinder tailstock feed device according to claim 1, characterized in that, The base (1) is fixedly connected with symmetrically arranged guide rails (5) on the outer wall of the top, and the guide rails (5) are provided with guide blocks (6) in a sliding manner.

3. A CNC roll grinder tailstock feed device according to claim 2, characterized in that The guide block (6) is fixedly provided with a mounting frame (7) on the top, and the tailstock (2) is fixedly mounted on the outer wall of the top of the mounting frame (7).

4. A CNC roll grinder tailstock feed device according to claim 3, characterized in that The base (1) is fixedly connected with a mounting seat (8) on the outer wall of the top, the mounting seat (8) is fixedly provided with a first air cylinder (10) on one side, the mounting frame (7) is fixedly connected with a connecting seat (9) on the outer wall of the bottom, and the piston rod of the first air cylinder (10) is connected to the outer wall on one side of the connecting seat (9).

5. The tailstock feed device of a CNC roll grinder according to claim 1, wherein The cross plate (11) is fixedly connected with symmetrically arranged fixed rods (13) on the outer wall on one side, and the fixed rods (13) are fixedly connected to the outer wall on one side of the mounting disc (3) at one end.

6. The CNC roll grinder tailstock feed device of claim 1, wherein, The tailstock (2) is provided with symmetrically arranged movable grooves (18) on the inner wall on the opposite side, the cross plate (11) is fixedly connected with symmetrically arranged connecting blocks (19) on the two sides, and the connecting blocks (19) are slidingly connected to the inner wall of the movable grooves (18).

7. The CNC roll grinder tailstock feed device of claim 1, wherein, A second air cylinder (12) is fixedly mounted on the inner wall on one side of the tailstock (2), and the piston rod of the second air cylinder (12) is connected to the outer wall on one side of the cross plate (11).

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