Feeding mechanism and full-automatic hydraulic index chuck

Abstract

The utility model relates to the technical field of hydraulic index chucks, in particular to a feeding mechanism and a full-automatic hydraulic index chuck, which are characterized in that a limiting block is arranged on the side surface of the inner wall of a feeding plate, and a first limiting plate is arranged in the feeding plate; limiting grooves are formed in the two side faces of the lower mounting plate, a lower mounting groove, a clamping groove and a positioning groove are formed in the upper surface of the lower mounting plate, and a first motor is arranged on the face, back to the chuck, of the lower mounting plate. The device has the beneficial effects that a first motor is started to enable a screw rod on a transmission shaft to rotate to be in spiral transmission with a first limiting plate, and under the action of the screw rod on the transmission shaft of the first motor and the first limiting plate, a limiting groove in a lower mounting plate and a limiting block on a feeding plate generate relative displacement, so that a cutter moves towards a workpiece clamped by a chuck; and the displacement speed of the cutter can be controlled by controlling the rotating speed of the first motor, the cutter can be suitable for machining workpieces made of different materials, and the situation that due to the fact that the displacement speed of the cutter is too high, the workpieces with the high hardness are not machined completely, and then the reject ratio of products is increased is avoided.

Description

Technical Field

[0001] The utility model relates to the field of hydraulic indexing chucks, in particular to a feeding mechanism and a full-automatic hydraulic indexing chuck. Background Art

[0002] The dividing plate is a machine tool accessory that clamps the workpiece on the chuck or between two centers and enables it to rotate, index and position. The dividing plate is mainly used in milling machines, and is also commonly used in drilling machines and surface grinders. It can also be placed on a platform for fitters to use for marking.

[0003] In the prior art, a workpiece is clamped by a dividing chuck and then a cutting tool on a feeding mechanism is used to perform deep processing on the workpiece.

[0004] However, the existing feeding mechanism can only achieve feeding at one speed and cannot change the feeding speed. Different workpiece materials have different hardnesses. If the feeding speed is not changed, the processed products may result in reduced processing efficiency. Utility Model Content

[0005] The utility model aims to provide a feeding mechanism and a fully automatic hydraulic indexing chuck to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solutions: a feeding mechanism, the feeding mechanism comprising: a feeding plate, a limiting block is arranged on the inner wall side of the feeding plate, a first limiting plate is arranged inside the feeding plate, a second motor is arranged on the side of the feeding plate, and a plurality of sliding blocks are arranged on the lower surface of the feeding plate;

[0007] The lower mounting plate has limiting grooves on both sides of the lower mounting plate, the upper surface of the lower mounting plate is provided with a lower mounting groove, a clamping groove and a positioning groove, and the lower mounting plate is provided with a first motor on the side facing away from the chuck.

[0008] Preferably, the limiting block is a square plate-shaped structure, and the limiting block can be inserted into the limiting groove.

[0009] Preferably, the lower mounting groove is in a "convex"-shaped structure, and the cutter can be inserted into the lower mounting groove. The upper mounting plate presses down the upper mounting groove to clamp the upper half of the cutter and fix the cutter.

[0010] Preferably, the first motor transmission shaft is fixedly connected to a screw rod, and the screw rod can pass through a threaded hole on the first limit plate and be threadedly connected to the first limit plate, thereby realizing a spiral transmission between the lower mounting plate and the feed plate.

[0011] Preferably, the slider is in a "convex"-shaped structure, and the slider can move in a slide groove on the base.

[0012] Preferably, a limiting column is provided on the lower surface of the upper mounting plate and can be inserted into a positioning groove provided on the upper surface of the lower mounting plate. The bolt can pass through the hole provided on the upper surface of the upper mounting plate and be threadedly connected with the threaded hole in the groove. The clamping plate provided on the bolt can be inserted into the groove.

[0013] Preferably, a second limiting plate is provided on the upper surface of the base and can be threadedly connected to a screw on the transmission shaft of the second motor.

[0014] A fully automatic hydraulic indexing chuck comprises the feeding mechanism.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The feeding mechanism and the fully automatic hydraulic indexing chuck proposed by the utility model start the second motor on the feed plate to rotate the screw on the transmission shaft and the second limit plate for spiral transmission, so that the slide block and the feed plate move along the slide groove on the base, and the feed plate movement rate is controlled by controlling the speed of the second motor according to actual production needs, so that the feed plate moves to a suitable position, and then the first motor is started to rotate the screw on the transmission shaft and the first limit plate for spiral transmission, and under the action of the screw on the transmission shaft of the first motor and the first limit plate, the limit groove on the lower mounting plate and the upper limit block of the feed plate produce relative displacement, so that the cutter moves toward the workpiece clamped by the chuck, And by controlling the rotation speed of the first motor, the displacement speed of the cutter can be controlled, which can adapt to the processing of workpieces of different materials, and avoid incomplete processing of workpieces with higher hardness due to the displacement speed of the cutter being too fast, thereby increasing the product rejection rate, or the displacement speed of the cutter being too slow, resulting in low processing efficiency. If the cutter needs to be replaced, the bolt can be turned, and the clamping plate on the bolt can provide an upward force to the upper mounting plate, cooperate with the limit column and the positioning groove to move the upper mounting plate upward, exposing the upper half of the cutter, and the staff can take out the cutter from the lower mounting groove on the lower mounting plate, which is convenient for replacing the cutter and improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a top view schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the structure of the utility model;

[0019] Figure 3 for Figure 2 The enlarged structural diagram at A in the middle;

[0020] Figure 4 It is a side view schematic diagram of the structure of the utility model;

[0021] Figure 5 for Figure 4 Enlarged structural diagram at B in the middle.

[0022] In the figure: 1, feed plate; 2, lower mounting plate; 3, limit block; 4, slider; 5, first limit plate; 6, limit slot; 7, first motor; 8, lower mounting slot; 9, card slot; 10, positioning slot; 11, base;

[0023] 12. Slide groove; 13. Second limit plate; 14. Upper mounting plate; 15. Second motor; 16. Cutter; 17. Upper mounting groove; 18. Limit column; 19. Bolt; 20. Clamp plate; 21. Chuck. DETAILED DESCRIPTION

[0024] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Embodiment 1

[0026] See also Figure 1-Figure 5 The utility model provides a technical solution: a feeding mechanism, the feeding mechanism comprises: a feeding plate 1, a limiting block 3 is arranged on the inner wall side of the feeding plate 1, a first limiting plate 5 is arranged inside the feeding plate 1, a second motor 15 is arranged on the side of the feeding plate 1, and a plurality of sliders 4 are arranged on the lower surface of the feeding plate 1; a lower mounting plate 2, limiting grooves 6 are arranged on both sides of the lower mounting plate 2, a lower mounting groove 8, a clamping groove 9 and a positioning groove 10 are arranged on the upper surface of the lower mounting plate 2, and a first motor 7 is arranged on the side of the lower mounting plate 2 facing away from the chuck 21, a fully automatic hydraulic indexing chuck, including the feeding mechanism;

[0027] During specific use, the cutter 16 is inserted into the lower mounting groove 8 of the lower mounting plate 2, the bolt 19 is rotated to move the upper mounting plate 14 downward, and the upper half of the cutter 16 is inserted into the upper mounting groove 17 set on the upper mounting plate 14. At this time, the clamping plate 20 on the bolt 19 is inserted into the clamping groove 9, and the upper mounting plate 14 is tightly fitted with the lower mounting plate 2 to fix the cutter 16. The second motor 15 is started to rotate the screw on the transmission shaft and spirally transmit the second limit plate 13 to move the feed plate 1 to a suitable position. The first motor 7 is started to rotate the screw on the transmission shaft and spirally transmit the first limit plate 5, so that the cutter 16 can be moved to a suitable position to process the workpiece on the chuck 21.

[0028] Embodiment 2

[0029] On the basis of the first embodiment, in order to control the feeding speed of the feeding mechanism, a limit block 3 is provided, the limit block 3 is a square plate-shaped structure, the limit block 3 can be inserted into the limit groove 6, the first motor 7 transmission shaft is fixedly connected with the screw, the screw can pass through the threaded hole on the first limit plate 5 and be threadedly connected with the first limit plate 5, so as to realize the spiral transmission between the lower mounting plate 2 and the feeding plate 1, the slider 4 is a "convex"-shaped structure, the slider 4 can move in the slide groove 12 on the base 11, and the base 11 is provided with a second limit plate 13 on the upper surface, which can be threadedly connected with the screw on the transmission shaft of the second motor 15;

[0030] During specific use, the staff can start the second motor 15 on the feed plate 1 according to actual production needs to make the screw on the transmission shaft rotate and spirally transmit the second limit plate 13, so that the slider 4 and the feed plate 1 move along the slide groove 12 on the base 11, and the movement rate of the feed plate 1 can be controlled by controlling the speed of the second motor 15 to make the feed plate 1 move to a suitable position, and then start the first motor 7 to make the screw on the transmission shaft rotate and spirally transmit the first limit plate 5. Under the action of the screw on the transmission shaft of the first motor 7 and the first limit plate 5, the limit groove 6 on the lower mounting plate 2 and the upper limit block 3 of the feed plate 1 produce relative displacement, so that the cutter 16 moves toward the workpiece clamped by the chuck 21, and the displacement speed of the cutter 16 can be controlled by controlling the speed of the first motor 7, which can adapt to the processing of workpieces of different materials, avoid incomplete processing of the workpiece due to too fast displacement speed of the cutter 16, thereby increasing the product unqualified rate, or low processing efficiency due to too slow displacement speed of the cutter 16.

[0031] Embodiment 3

[0032] On the basis of the second embodiment, in order to facilitate the replacement of the cutter 16, a lower mounting groove 8 is provided, and the lower mounting groove 8 is a "convex"-shaped structure. The cutter 16 can be inserted into the lower mounting groove 8, and the upper mounting plate 14 presses down the upper mounting groove 17 to clamp the upper half of the cutter 16 to fix the cutter 16. The limiting column 18 is provided on the lower surface of the upper mounting plate 14 and can be inserted into the positioning groove 10 provided on the upper surface of the lower mounting plate 2. The bolt 19 can penetrate the hole provided on the upper surface of the upper mounting plate 14 and be threadedly connected with the threaded hole in the slot 9, and the clamping plate 20 provided on the bolt 19 can be inserted into the slot 9;

[0033] During specific use, the bolt 19 is rotated, and the clamping plate 20 on the bolt 19 can provide an upward force to the upper mounting plate 14 to cooperate with the limit column 18 and the positioning groove 10 to move the upper mounting plate 14 upward, exposing the upper half of the cutter 16. The staff can then take out the cutter 16 from the lower mounting groove 8 on the lower mounting plate 2, which is convenient for replacing the cutter 16 and improving production efficiency.

[0034] In actual use, the second motor 15 on the feed plate 1 is started to make the screw on the transmission shaft of the second motor 15 rotate and spirally transmit the second limit plate 13, so that the slider 4 and the feed plate 1 move along the slide groove 12 on the base 11. The speed of the second motor 15 can be controlled according to actual production needs to control the movement rate of the feed plate 1, so that the feed plate 1 moves to a suitable position, and then the first motor 7 is started to make the screw on the transmission shaft rotate and spirally transmit the first limit plate 5. Under the action of the screw on the transmission shaft of the first motor 7 and the first limit plate 5, the limit groove 6 on the lower mounting plate 2 and the upper limit block 3 of the feed plate 1 produce relative displacement, so that the cutter 16 moves toward the workpiece clamped by the chuck 21, and by controlling the first The rotation speed of the motor 7 can control the displacement speed of the cutter 16, which can adapt to the processing of workpieces of different materials, and avoid incomplete processing of workpieces with higher hardness due to the excessively fast displacement speed of the cutter 16, thereby increasing the product failure rate, or the displacement speed of the cutter 16 is too slow, resulting in low processing efficiency. If the cutter 16 needs to be replaced, the bolt 19 can be rotated, and the clamping plate 20 on the bolt 19 can provide an upward force to the upper mounting plate 14 to cooperate with the limit column 18 and the positioning groove 10 to move the upper mounting plate 14 upward, exposing the upper half of the cutter 16, and the staff can remove the cutter 16 from the lower mounting groove 8 on the lower mounting plate 2, which is convenient for replacing the cutter 16 and improving production efficiency.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A feeding mechanism, characterized in that: The feeding mechanism comprises: a feeding plate (1), a limiting block (3) is arranged on the inner wall side of the feeding plate (1), a first limiting plate (5) is arranged inside the feeding plate (1), a second motor (15) is arranged on the side of the feeding plate (1), and a plurality of sliding blocks (4) are arranged on the lower surface of the feeding plate (1); A lower mounting plate (2), with limiting grooves (6) arranged on both sides of the lower mounting plate (2), a lower mounting groove (8), a clamping groove (9) and a positioning groove (10) arranged on the upper surface of the lower mounting plate (2), and a first motor (7) arranged on the side of the lower mounting plate (2) facing away from the chuck (21).

2. A feeding mechanism according to claim 1, characterized in that: The limiting block (3) is in the form of a square plate, and the limiting block (3) can be inserted into the limiting groove (6).

3. A feeding mechanism according to claim 1, characterized in that: The lower mounting groove (8) is in a "convex"-shaped structure, and the cutter (16) can be inserted into the lower mounting groove (8). The upper mounting plate (14) presses down the upper mounting groove (17) to clamp the upper half of the cutter (16) and fix the cutter (16). The cutter (16) can be used to process the workpiece on the chuck (21).

4. A feeding mechanism according to claim 1, characterized in that: The transmission shaft of the first motor (7) is fixedly connected to the screw rod, and the screw rod can pass through the threaded hole on the first limit plate (5) and be threadedly connected to the first limit plate (5), thereby realizing screw transmission between the lower mounting plate (2) and the feed plate (1).

5. A feeding mechanism according to claim 1, characterized in that: The sliding block (4) is in a "convex"-shaped structure, and the sliding block (4) can move in a sliding groove (12) on the base (11).

6. A feeding mechanism according to claim 3, characterized in that: The lower surface of the upper mounting plate (14) is provided with a limiting column (18) which can be inserted into a positioning groove (10) provided on the upper surface of the lower mounting plate (2); a bolt (19) can pass through a hole provided on the upper surface of the upper mounting plate (14) and be threadedly connected to a threaded hole in the slot (9); and a clamping plate (20) provided on the bolt (19) can be inserted into the slot (9).

7. A feeding mechanism according to claim 5, characterized in that: The upper surface of the base (11) is provided with a second limiting plate (13) which can be threadedly connected to a screw on the transmission shaft of the second motor (15).

8. A fully automatic hydraulic indexing chuck, characterized in that: It comprises the feeding mechanism described in any one of claims 1 to 7.

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