Heating and feeding mechanism of gear hot-pressing forming machine

Abstract

The utility model relates to the technical field of gear processing, and discloses a heating and feeding mechanism of a gear hot-press forming machine, which comprises a turntable arranged on one side of a hot press, a plurality of material supporting components are uniformly distributed on the circumference of the turntable, a heating coil is arranged above one material supporting component close to the hot press, and the heating coil is fixed on a corresponding bracket; and a driving mechanism for driving the turntable to intermittently rotate and lift at equal angles is arranged at the lower end of the turntable. The driving mechanism drives the rotating disc to automatically feed the blank into the heating coil to be heated, the heating work of the blank can be conveniently and quickened, meanwhile, the rotating disc and the hot press are arranged close to each other, blank transfer can be reduced, heat loss can be reduced, and potential safety hazards can also be reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to gear processing technical field, especially relates to a heating feeding mechanism of gear hot press forming machine. BACKGROUND

[0002] The processing of gear is generally to put annular blank into the forming machine after heating and extruding forming, and the blank is heated by the furnace, and the staff takes out one by one from the furnace, and then puts the heated blank into the forming machine. The blank transfer mode is large in workload for the staff, and the heat loss is large in the transfer process, which improves the energy consumption and has certain security risks. CONTENT

[0003] The utility model discloses a heating feeding mechanism of gear hot press forming machine, and blank can be automatically sent into the heating coil for heating through the driving mechanism of the driving mechanism, and the blank can be conveniently and quickly heated, the disc is arranged close to the hot press, the blank transfer can be reduced, the heat loss can be reduced, and the security risks can be reduced.

[0004] The above technical purpose of the utility model is realized through the following technical scheme.

[0005] A heating feeding mechanism of gear hot press forming machine, including the disc that sets up in the hot press one side, the disc is uniformly distributed with a plurality of material supporting components on the circumference, and the top of the material supporting component close to the hot press is equipped with the heating coil, and the heating coil is fixed on the corresponding support;

[0006] The lower end of the disc is equipped with the driving mechanism that drives the intermittent rotation and lifting of the disc.

[0007] The staff puts the annular blank on the material supporting component, then the disc drives the material supporting component and the blank to rotate, when the blank moves to the lower side of the heating coil, the driving mechanism lifts the whole disc, the blank moves up into the heating coil, so as to heat the blank, after heating, the disc moves down and resets to continue rotating a certain angle, then the staff puts the heated blank into the hot liquid forming machine to form, and a new blank is put on the empty material supporting component, so as to complete the automatic heating and transfer of the blank.

[0008] As preferred, the material supporting component includes the base, and the base is fixed with 2-4 ceramic supporting claws uniformly distributed on the circumference.

[0009] The ceramic supporting claw is non-metal, and the heating coil cannot heat it.

[0010] As preferred, the upper end of the ceramic supporting claw is stepped on the outside, which can cooperate with blanks of various sizes.

[0011] As preferred, the driving mechanism comprises a hollow box body, a rotating shaft is arranged in the box body, and the rotating disc is coaxially fixed to the upper end of the rotating shaft;

[0012] The lower end of the rotating shaft is fixed with a large gear, the large gear is engaged with a small gear (504), the small gear is fixed to the motor shaft end of a first servo motor, the first servo motor is fixed to the box body and electrically connected with a controller;

[0013] The mouth of the box body is fixed with a guide sleeve matched with the rotating shaft, the rotating shaft is inserted into the guide sleeve, the bottom of the rotating shaft is fixed with a ball head, the ball head is abutted against a driving block driving it to lift, the driving block is screwed on a horizontally arranged screw rod, one end of the screw rod is rotatably connected to the box body, the other end of the screw rod is fixed with a motor shaft of a second servo motor, the second servo motor is fixed in the box body and electrically connected with the controller;

[0014] The driving block is inserted into a supporting rod fixed in the box body.

[0015] The driving block comprises a low plane, an inclined plane and a high plane.

[0016] Through the above technical scheme, the rotation of the first servo motor can drive the small gear to rotate, the small gear drives the large gear to rotate, the large gear drives the rotating shaft to rotate, and the rotating shaft drives the rotating disc to rotate, the angle through which the rotating disc rotates can be accurately controlled by the first servo motor, and the angle through which the rotating disc rotates is the central angle of the adjacent two material supporting assemblies;

[0017] The second servo motor drives the screw rod to rotate, the screw rod drives the driving block to translate, when the ball head contacts the inclined plane, the ball head can be driven to move upward by the action of the inclined plane, the ball head drives the rotating shaft to move upward, thereby realizing feeding the corresponding blank into the heating coil; when the inclined plane is separated from the ball head, the rotating shaft is automatically lowered and reset by its own weight and the weight of the rotating disc, the claw assembly and the like.

[0018] As preferred, a plurality of circumferentially distributed axial grooves are formed on the outer wall of the rotating shaft; the number of the axial grooves is equal to the number of the material supporting assemblies;

[0019] A counterbore is formed on the guide sleeve, a compression spring and a pressing head are sleeved in the counterbore, an end of the pressing head is fixed with a ball, and the ball is inserted into one of the axial grooves.

[0020] After the rotating shaft moves a certain angle and stops, the ball is just inserted into one of the axial grooves, and then the ball and the axial groove can play a guiding role when the rotating shaft lifts and lowers, and when the large gear drives the rotating shaft to rotate, the elastic ball is retracted into the counterbore against the spring.

[0021] As preferred, the axial grooves are V-shaped, which can reduce the contact area of the ball and the axial grooves and reduce the friction resistance.

[0022] The prominent effect of the utility model is:

[0023] Compared with the prior art, the blank can be automatically sent into the heating coil for heating by the driving mechanism driving the rotating disc, the heating work of the blank can be facilitated and accelerated, the rotating disc is arranged close to the hot press, blank transfer can be reduced, heat loss can be reduced, and safety hazards can be reduced. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a structural schematic view of the utility model embodiment;

[0025] Figure 2 It is an assembly view of the tray assembly and the rotating disc of the utility model embodiment;

[0026] Figure 3 It is a structural schematic view of the driving mechanism of the utility model embodiment;

[0027] Figure 4 It is Figure 3 It is a sectional view of A-A.

[0028] Reference signs: 10, supporting hot press;

[0029] 20, rotating disc;

[0030] 30, material supporting assembly; 301, base; 302, liquid spraying head; 303, liquid inlet hose; 304, lifting column body; 305, guide sleeve; 306, telescopic cylinder; 307, supporting shaft; 308, worm wheel; 309, worm; 310, second servo motor; 311, power groove; 312, stop block;

[0031] 40, heating coil;

[0032] 50, driving mechanism; 501, box body; 502, rotating shaft; 503, large gear; 504, small gear; 505, first servo motor; 506, guide sleeve; 507, ball head; 508, driving block; 509, screw rod; 510, second servo motor; 511, supporting rod; 512, axial groove; 513, counterbore; 514, pressing head; 515, ball; 516, compression spring;

[0033] 5081, low plane; 5082, inclined surface; 5083, high plane;

[0034] 90, blank. DETAILED DESCRIPTION

[0035] The specific implementation of the utility model will be described in further detail in combination with the drawings and embodiments. The following embodiments are used to illustrate the utility model, but are not used to limit the scope of the utility model.

[0036] The following references Figures 1 to 4 The embodiment of the utility model is explained

[0037] A kind of heating feeding mechanism of gear hot press forming machine, as Figure 1 、 Figure 2 Shown, including being arranged in hot press 10 one side's carousel 20, the carousel 20 is uniformly distributed with multiple material supporting assemblies 30 in circumference, the upper of one material supporting assembly 30 close to hot press 10 is equipped with heating coil 40, heating coil 40 is fixed on corresponding support;

[0038] The lower end of the carousel 20 is equipped with driving mechanism 50 that drives its intermittent isometric rotation and lifting.

[0039] Staff places the blank 90 in annular form on material supporting assembly, then carousel drives material supporting assembly and blank rotation, when the blank moves to the lower of heating coil, driving mechanism will the whole carousel be up, the blank is moved into heating coil, so as to heat the blank, after heating, carousel is reset and continues to rotate a certain angle, then staff puts the heated blank into hot liquid forming machine and carries out forming work, and the blank is put into a new blank on the material supporting assembly that is emptied, so as to complete the automatic heating and transfer of blank.

[0040] As Figure 2 Shown, the material supporting assembly 30 of the embodiment includes base 301, and 2-4 circumferentially distributed ceramic supporting claws 302 are fixed on the base 301.

[0041] Ceramic supporting claw is non-metallic, and heating coil cannot heat it.

[0042] The upper end outside of the ceramic supporting claw 302 is stepped, which can cooperate with blanks 90 of various sizes.

[0043] As Figure 3 Shown, the driving mechanism 50 of the embodiment includes hollow box 501, shaft 502 is arranged in the box 501, and the carousel 20 is coaxially fixed on the upper end of the shaft 502.

[0044] The lower end of the shaft 502 is fixed with a large gear 503, the large gear 503 is engaged with a pinion 504, and the pinion 504 is fixed on the motor shaft end of the first servo motor 505, and the first servo motor 505 is fixed on the box 501 and electrically connected with a controller.

[0045] The mouth of the box 501 is fixed with a guide sleeve 506 matched with the rotating shaft 502, the rotating shaft 502 is inserted into the guide sleeve 506, the bottom of the rotating shaft 502 is fixed with a ball head 507, the ball head 507 abuts against a driving block 508 driving it to lift, the driving block 508 is screwed on a horizontally arranged screw rod 509, one end of the screw rod 509 is rotationally connected to the box 501, the other end of the screw rod 509 is fixed with a motor shaft of a second servo motor 510, the second servo motor 510 is fixed in the box and electrically connected with a controller.

[0046] The driving block 508 is inserted into a supporting rod 511 fixed in the box 501.

[0047] The driving block 508 comprises a low plane 5081, an inclined plane 5082 and a high plane 5083.

[0048] Through the above technical scheme, the rotation of the first servo motor can drive the small gear to rotate, the small gear drives the large gear to rotate, the large gear drives the rotating shaft to rotate, and the rotating shaft drives the rotating disc to rotate, the angle of rotation of the rotating disc can be accurately controlled by the first servo motor, and the central angle of the adjacent two material supporting assemblies is the angle of rotation.

[0049] The second servo motor drives the screw rod to rotate, the screw rod drives the driving block to translate, when the ball head contacts the inclined plane, the ball head can be driven to move upward by the action of the inclined plane, the ball head drives the rotating shaft to move upward, so that the corresponding blank is sent into the heating coil; when the inclined plane is separated from the ball head, the rotating shaft is automatically lowered and reset by its own weight and the weight of the rotating disc, the claw assembly and the like.

[0050] As shown in Figure 4 The outer wall of the rotating shaft 502 is formed with a plurality of circumferentially distributed axial grooves 512; the number of the axial grooves 512 is equal to the number of the material supporting assemblies 30.

[0051] The guide sleeve 506 is formed with a counterbore 513, a compression spring 516 and a pressing head 514 are sleeved in the counterbore 513, the end of the pressing head 514 is fixed with a ball 515, and the ball 515 is inserted into one of the axial grooves 512.

[0052] When the rotating shaft moves a certain angle and stops, the ball is just inserted into one of the axial grooves at this time, and then the ball and the axial groove can play a guiding role when the rotating shaft lifts and lowers, and when the large gear drives the rotating shaft to rotate, the ball is retracted into the counterbore against the elasticity of the compression spring.

[0053] The axial grooves 512 are in V shape, which can reduce the contact area of the ball and the axial groove and reduce the friction resistance.

[0054] The above merely is the preferred embodiment of the present application, it should be pointed out that, for ordinary skilled in the art, without departing from the technical principles of the present application, under the premise of, can also make a number of improvements and variations, the above assumptions these improvements and variations should also be considered as the protection scope of the present application.

Claims

1. A heating and feeding mechanism of a gear hot press forming machine, comprising a rotating disc (20) arranged at one side of a hot press (10), characterized in that: The rotary disc (20) is provided with a plurality of material supporting assemblies (30) distributed in a circle, and a heating coil (40) is arranged above one of the material supporting assemblies (30) close to the hot press (10). The lower end of the rotary disc (20) is provided with a driving mechanism (50) for driving the rotary disc (20) to rotate intermittently and to lift up and down.

2. The heating and feeding mechanism of a gear hot press forming machine according to claim 1, characterized in that: The material supporting assembly (30) comprises a base (301) provided with 2-4 ceramic supporting claws (302) distributed in a circle.

3. The heating and feeding mechanism of a gear hot press forming machine according to claim 2, characterized in that: The upper end of the ceramic supporting claw (302) is stepped.

4. The heating and feeding mechanism of a gear hot press forming machine according to claim 1, characterized in that: The driving mechanism (50) comprises a hollow box (501) provided with a rotating shaft (502) inside, and the rotary disc (20) is coaxially fixed to the upper end of the rotating shaft (502). The lower end of the rotating shaft (502) is fixed with a large gear (503) engaged with a small gear (504) fixed to the motor shaft end of a first servo motor (505). The mouth of the box (501) is fixed with a guide sleeve (506) matched with the rotating shaft (502), the rotating shaft (502) is inserted into the guide sleeve (506), the bottom of the rotating shaft (502) is fixed with a ball head (507) abutting against a driving block (508) for lifting up and down, the driving block (508) is screwed on a horizontally arranged screw rod (509), one end of the screw rod (509) is rotatably connected to the box (501), and the other end of the screw rod (509) is fixed with the motor shaft of a second servo motor (510). The driving block (508) is inserted into a supporting rod (511) fixed in the box (501).

5. The heating and feeding mechanism of a gear hot press forming machine according to claim 4, characterized in that: The driving block (508) comprises a low plane (5081), an inclined plane (5082) and a high plane (5083).

6. The heating and feeding mechanism of a gear hot press forming machine according to claim 4, characterized in that: The outer wall of the rotating shaft (502) is formed with a plurality of circumferentially distributed axial grooves (512), and the number of the axial grooves (512) is equal to the number of the material supporting assemblies (30). The guide sleeve (506) is formed with a counterbore (513) in which a compression spring (516) and a pressing head (514) are sleeved, the end of the pressing head (514) is fixed with a ball (515) inserted into one of the axial grooves (512).

7. A heating and feeding mechanism for a gear hot press forming machine according to claim 6, characterized in that: The axial grooves (512) are V-shaped.

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