Guide mechanism for powder feeding

Abstract

The utility model provides a guide mechanism for powder feeding, which is characterized in that a conveying device is provided with a moving platform moving along an inclined direction; a driving gear and a reduction gear which are meshed with each other are arranged on the first mounting seat; the first motor is mounted on the first mounting seat, and the first motor is used for driving the driving gear to rotate; the second mounting seat is fixed on the first mounting seat, a first sleeve is arranged at the upper end of the second mounting seat, a second sleeve is arranged at the lower end of the second mounting seat, and the second rotating shaft is connected with the reduction gear; one end of the transmission assembly is connected with the first rotating shaft, and the other end is connected with the second rotating shaft; the hopper is fixed to the first rotating shaft. According to the scheme, the rotating angle of the hopper can be more accurately controlled, and pouring of powder can be more conveniently controlled.

Description

Technical Field

[0001] The utility model relates to the field of material transfer equipment, in particular to a guide mechanism for powder feeding. Background Art

[0002] In the existing powder feeding process, an inclined conveyor belt is required, and a moving part is provided on the conveyor belt. The hopper is installed on the moving part through a flipping mechanism. However, the existing flipping mechanism is mostly driven by a cylinder. Since the cylinder moves in a linear motion, an auxiliary mechanism is required to meet the effective flipping of the hopper.

[0003] The application number in the prior art is: 202321333423.6 A flipping mechanism for powder feeding, including a frame, a conveying assembly, a support seat, a hopper and a flipping assembly. The frame is set on the ground, and the conveying assembly is installed on the frame. The conveying assembly has a conveyor belt arranged in an inclined direction, the support seat is installed on the conveyor belt, and the hopper is rotatably installed on the support seat, and the support seat is provided with a flipping assembly for flipping the hopper. The hopper is installed on the conveyor belt through the support seat, and the hopper is flipped by the flipping assembly to achieve material feeding. In this scheme, the hopper is flipped by the drive form of gears and racks, and the movement state of the hopper is controlled. Although the combination of gears and racks can realize the control of the rotation of the hopper, the control accuracy is not high, which can easily cause the rotation angle of the hopper to be too large or too small, which is not convenient for powder feeding.

[0004] In summary, the technical problem to be solved by the present application is: how to improve the adjustment accuracy of the hopper. Utility Model Content

[0005] In order to solve the above technical problems, the utility model proposes a guide mechanism for powder feeding. This solution can more accurately control the rotation angle of the hopper, so that it is easier to control the dumping of the powder. In this solution, a driving gear and a reduction gear are set. The driving gear serves the purpose of driving, and the reduction gear serves the purpose of deceleration. The first motor adopts a servo motor. When the mobile platform of the conveying device moves to the uppermost end, the first motor drives the driving gear to rotate, so that the reduction gear and the second gear rotate accordingly. Under the action of the transmission assembly, the first rotating shaft and the hopper rotate, which facilitates the dumping of the material. This solution has the advantage of high adjustment accuracy and can effectively control the rotation angle of the hopper.

[0006] Specifically, the utility model proposes a guide mechanism for powder feeding, comprising:

[0007] A conveying device, wherein the conveying device has a moving platform that moves in an inclined direction;

[0008] A first mounting seat, wherein the first mounting seat is fixed to the mobile platform through a bracket, and the first mounting seat is provided with a driving gear and a reduction gear meshing with each other;

[0009] A first motor, which is mounted on the first mounting seat and is used to drive the driving gear to rotate;

[0010] A second mounting seat, the second mounting seat is fixed on the first mounting seat, and the upper end of the second mounting seat has a first sleeve, the lower end of the second mounting seat has a second sleeve, the first sleeve is rotatably mounted with a first rotating shaft, the second sleeve is rotatably mounted with a second rotating shaft, and the second rotating shaft is connected to the reduction gear;

[0011] a transmission assembly, one end of which is connected to the first rotating shaft, and the other end of which is connected to the second rotating shaft, and the transmission assembly is used to drive the first rotating shaft to rotate;

[0012] A hopper is fixed on the first rotating shaft.

[0013] Preferably, the transmission assembly comprises:

[0014] a first rotating arm, wherein the first rotating arm is fixed to an end of the first rotating shaft;

[0015] a second rotating arm, the second rotating arm being fixed to an end of the second rotating shaft;

[0016] A connecting rod, one end of which is hingedly mounted on the first rotating arm, and the other end of which is hingedly mounted on the second rotating arm.

[0017] Preferably, there are two transmission assemblies, which are respectively located on two sides of the first mounting seat.

[0018] Preferably, the conveying device comprises:

[0019] An inclined plate, wherein a support foot is fixed to the bottom of the inclined plate, and guard plates are fixed to both sides of the inclined plate;

[0020] A screw rod, the screw rod is arranged on the inclined plate through a mounting plate, and a threaded hole matching with the screw rod is provided at the bottom of the mobile platform;

[0021] A second motor is mounted on the mounting plate, and the second motor is connected to the lead screw via a coupling.

[0022] Preferably, a strip-shaped slide groove is provided on the guard plate, a support member is installed on the second mounting seat, and an end of the support member away from the second mounting seat is slidably disposed in the strip-shaped slide groove.

[0023] Preferably, the support member includes a fixing plate and a guide rod, the fixing plate is fixed on the second mounting seat; the guide rod is fixed to the lower end of the fixing plate, and the guide rod is slidably disposed in the strip-shaped slide groove.

[0024] Preferably, the first rotating shaft is installed in the first sleeve via a bearing, and the second rotating shaft is installed in the second sleeve via a bearing. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the drawings required to be used in the embodiments or the description of the prior art will be briefly introduced below.

[0026] Figure 1 is a schematic diagram of the three-dimensional structure of the guide mechanism for powder feeding proposed in this embodiment from a first viewing angle;

[0027] Figure 2 yes Figure 1 A schematic diagram of the local enlarged structure at point A in the middle;

[0028] Figure 3 is a schematic diagram of the three-dimensional structure of the guide mechanism for powder feeding proposed in this embodiment from a second viewing angle;

[0029] Figure 4 yes Figure 3 A schematic diagram of the local enlarged structure at B in the middle;

[0030] Figure 5 yes Figure 3 Schematic diagram of the local enlarged structure at point C in the middle.

[0031] The reference numerals in the accompanying drawings are as follows:

[0032] 11-conveying device; 12-moving platform; 13-first mounting seat; 14-bracket; 15-driving gear; 16-reduction gear; 17-first motor; 18-second mounting seat; 19-first sleeve; 20-second sleeve; 21-first rotating shaft; 22-second rotating shaft; 23-hopper; 24-first rotating arm; 25-second rotating arm; 26-connecting rod; 27-tilting plate; 28-support foot; 29-guard plate; 30-screw rod; 31-second motor; 32-mounting plate; 33-strip slide; 34-fixed plate; 35-guide rod; 36-slide rail; 37-slider. DETAILED DESCRIPTION

[0033] The technical solution of the present application is further described below in conjunction with specific embodiments, but the present application is not limited to these embodiments.

[0034] like Figures 1 to 5As shown, this embodiment proposes a guide mechanism for powder feeding, including:

[0035] A conveying device 11, wherein the conveying device 11 has a moving platform 12 that moves along an inclined direction;

[0036] A first mounting seat 13, wherein the first mounting seat 13 is fixed on the mobile platform 12 via a bracket 14, and the first mounting seat 13 is provided with a driving gear 15 and a reduction gear 16 that mesh with each other;

[0037] A first motor 17, wherein the first motor 17 is mounted on the first mounting seat 13, and the first motor 17 is used to drive the driving gear 15 to rotate;

[0038] A second mounting seat 18, the second mounting seat 18 is fixed on the first mounting seat 13, and the upper end of the second mounting seat 18 has a first sleeve 19, and the lower end of the second mounting seat 18 has a second sleeve 20, a first rotating shaft 21 is rotatably mounted in the first sleeve 19, and a second rotating shaft 22 is rotatably mounted in the second sleeve 20, and the second rotating shaft 22 is connected to the reduction gear 16;

[0039] A transmission assembly, one end of which is connected to the first rotating shaft 21, and the other end of which is connected to the second rotating shaft 22, and the transmission assembly is used to drive the first rotating shaft 21 to rotate;

[0040] The hopper 23 is fixed on the first rotating shaft 21 .

[0041] This solution can more accurately control the rotation angle of the hopper 23, thereby making it easier to control the dumping of the powder.

[0042] In this solution, a driving gear 15 and a reduction gear 16 are provided, wherein the driving gear 15 serves the purpose of driving, and the reduction gear 16 serves the purpose of reducing speed, wherein the first motor 17 adopts a servo motor, and when the mobile platform 12 of the conveying device 11 moves to the uppermost end, the first motor 17 drives the driving gear 15 to rotate, thereby causing the reduction gear 16 and the second motor to rotate accordingly, and under the action of the transmission assembly, the first rotating shaft 21 and the hopper 23 rotate, thereby facilitating the dumping of materials. This solution has the advantage of high adjustment accuracy, and can effectively control the rotation angle of the hopper 23.

[0043] Furthermore, the first mounting seat 13 and the second mounting seat 18 are fixed by welding.

[0044] As an implementation of this embodiment, the transmission assembly includes:

[0045] a first rotating arm 24, wherein the first rotating arm 24 is fixed to an end of the first rotating shaft 21;

[0046] a second rotating arm 25, wherein the second rotating arm 25 is fixed to an end of the second rotating shaft 22;

[0047] A connecting rod 26 , one end of which is hingedly mounted on the first rotating arm 24 , and the other end of which is hingedly mounted on the second rotating arm 25 .

[0048] The technical effect of this solution is that the connecting rod 26 is used to enable the first rotating arm 24 and the second rotating arm 25 to swing accordingly, so as to drive the hopper 23 on the first rotating shaft 21 to rotate.

[0049] As an implementation of this embodiment, the number of the transmission components is two and they are respectively located on two sides of the first mounting seat 13 .

[0050] As an implementation of this embodiment, the conveying device 11 includes:

[0051] An inclined plate 27, wherein a support leg 28 is fixed to the bottom of the inclined plate 27, and guard plates 29 are fixed to both sides of the inclined plate 27;

[0052] A screw rod 30, wherein the screw rod 30 is arranged on the inclined plate 27 through a mounting plate 32, and a threaded hole matching the screw rod 30 is provided at the bottom of the mobile platform 12;

[0053] The second motor 31 is mounted on the mounting plate 32 , and the second motor 31 is connected to the screw rod 30 via a coupling.

[0054] The conveying device 11 in this solution adopts a combination of a second motor 31 and a screw rod 30. The second motor 31 drives the screw rod 30 to rotate, so that the screw rod 30 can drive the mobile platform 12 to move accordingly. Compared with the existing crawler or chain transmission methods, this solution has the advantage of simple structure.

[0055] Furthermore, a slide rail 36 is provided on the inclined plate 27, and a slider 37 at the lower end of the mobile platform 12 is slidably mounted on the slide rail 36. This solution is used to enable the mobile platform 12 to move linearly.

[0056] As an implementation mode of this embodiment, a strip-shaped slide groove 33 is provided on the guard plate 29 , a support member is installed on the second mounting seat 18 , and an end of the support member away from the second mounting seat 18 is slidably disposed in the strip-shaped slide groove 33 .

[0057] The technical effect of this solution is that it is used to support and guide the second mounting seat 18, thereby improving the structural strength and stability of the entire second mounting seat 18.

[0058] Furthermore, the support member includes a fixing plate 34 and a guide rod 35 , the fixing plate 34 is fixed on the second mounting seat 18 ; the guide rod 35 is fixed at the lower end of the fixing plate 34 , and the guide rod 35 is slidably disposed in the strip-shaped slide groove 33 .

[0059] As an implementation mode of this embodiment, the first rotating shaft 21 is installed in the first sleeve 19 through a bearing, and the second rotating shaft 22 is installed in the second sleeve 20 through a bearing.

[0060] The first sleeve 19 in this solution is only used to install the first rotating shaft 21, and the first sleeve 19 does not contact the hopper 23. The second sleeve 20 in this solution is only used to install the second rotating shaft 22, and the second sleeve 20 has no connection relationship with the reduction gear 16.

[0061] For ordinary technicians in this field, several modifications and improvements can be made without departing from the creative concept of the utility model, which all fall within the protection scope of the utility model.

Claims

1. A guide mechanism for powder feeding, characterized in that: include: A conveying device (11), wherein the conveying device (11) has a moving platform (12) that moves in an inclined direction; A first mounting seat (13), wherein the first mounting seat (13) is fixed on the mobile platform (12) via a bracket (14), and the first mounting seat (13) is provided with a driving gear (15) and a reduction gear (16) that mesh with each other; a first motor (17), the first motor (17) being mounted on the first mounting seat (13), and the first motor (17) being used to drive the driving gear (15) to rotate; a second mounting seat (18), the second mounting seat (18) being fixed on the first mounting seat (13), and the upper end of the second mounting seat (18) being provided with a first sleeve (19), and the lower end of the second mounting seat (18) being provided with a second sleeve (20), a first rotating shaft (21) being rotatably mounted in the first sleeve (19), a second rotating shaft (22) being rotatably mounted in the second sleeve (20), and the second rotating shaft (22) being connected to the reduction gear (16); a transmission assembly, one end of which is connected to the first rotating shaft (21), and the other end of which is connected to the second rotating shaft (22), and the transmission assembly is used to drive the first rotating shaft (21) to rotate; A hopper (23), wherein the hopper (23) is fixed on the first rotating shaft (21).

2. The guide mechanism for powder feeding according to claim 1, characterized in that: The transmission assembly comprises: A first rotating arm (24), wherein the first rotating arm (24) is fixed to an end of the first rotating shaft (21); A second rotating arm (25), the second rotating arm (25) being fixed to an end of the second rotating shaft (22); A connecting rod (26), one end of which is hingedly mounted on the first rotating arm (24), and the other end of which is hingedly mounted on the second rotating arm (25).

3. The guide mechanism for powder feeding according to claim 1, characterized in that: The number of the transmission components is two and they are respectively located on two sides of the first mounting seat (13).

4. The guide mechanism for powder feeding according to claim 1, characterized in that: The conveying device (11) comprises: An inclined plate (27), wherein a support foot (28) is fixed to the bottom of the inclined plate (27), and guard plates (29) are fixed to both sides of the inclined plate (27); A screw rod (30), wherein the screw rod (30) is arranged on the inclined plate (27) via a mounting plate (32), and a threaded hole matching the screw rod (30) is provided at the bottom of the movable platform (12); A second motor (31), wherein the second motor (31) is mounted on the mounting plate (32), and the second motor (31) is connected to the screw rod (30) via a coupling.

5. The guide mechanism for powder feeding according to claim 4, characterized in that: The guard plate (29) is provided with a strip-shaped slide groove (33), and the second mounting seat (18) is provided with a support member, and one end of the support member away from the second mounting seat (18) is slidably arranged in the strip-shaped slide groove (33).

6. The guide mechanism for powder feeding according to claim 5, characterized in that: The support member comprises a fixing plate (34) and a guide rod (35), wherein the fixing plate (34) is fixed on the second mounting seat (18); the guide rod (35) is fixed at the lower end of the fixing plate (34), and the guide rod (35) is slidably arranged in the strip-shaped slide groove (33).

7. The guide mechanism for powder feeding according to claim 1, characterized in that: The first rotating shaft (21) is installed in the first sleeve (19) via a bearing, and the second rotating shaft (22) is installed in the second sleeve (20) via a bearing.

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