Blade hot-pressing quenching device

Abstract

The utility model discloses a blade hot-press quenching device which comprises a water tank, a lifting bracket, a hot air mechanism, a pressing mechanism and a pressing mold, according to the blade hot-press quenching device, the pressing mechanism drives the upper die to vertically move and press on the lower die, a blade steel plate in the lower die is pressed and formed, the lifting support drives the pressing mechanism to move downwards to enter the water tank after pressing is completed, and at the moment, the upper die and the lower die still clamp the blade steel plate; therefore, the blade steel plate is prevented from deforming during quenching; after the lifting support and the pressing mechanism are reset, the blade steel plate is taken out of the lower die, at the moment, the hot air mechanism blows air to the lower die to drain water, and a certain preheating effect is achieved while the lower die is blow-dried.

Description

Technical Field

[0001] The utility model relates to a hot pressing and quenching device, in particular to a blade hot pressing and quenching device. Background Art

[0002] At present, the existing blades are often processed by manual labor in the heat treatment production and processing, where the blades are passed through a slide into water for quenching. This method has high labor intensity and is unsafe. In addition, the blade steel plate is first pressed into shape and then the pressed blade is taken out for quenching. This method will cause the formed blade steel plate to deform during quenching, and has the disadvantages of poor positioning accuracy, low production efficiency, and unguaranteed product quality. Utility Model Content

[0003] The purpose of the utility model is to provide a blade hot pressing and quenching device, which can reduce the labor intensity of the staff and improve the operation safety. At the same time, it can hot press and quench the blade steel plate in one step, thereby ensuring the qualified rate of the blade steel plate.

[0004] Technical solution: The blade hot pressing and quenching device provided by the utility model includes a water tank, a lifting bracket, a hot air mechanism, a pressing mechanism and a pressing mold; the pressing mold includes an upper mold and a lower mold; the lower side of the lifting bracket is installed in the water tank; the pressing mechanism is installed on the lifting bracket, the upper mold is detachably installed on the pressing mechanism, and the lower mold is detachably installed on the lifting bracket, the pressing mechanism drives the upper mold to press down on the lower mold, and the blade steel plate in the lower mold is pressed and formed; the pressing mechanism is driven by the lifting bracket to enter the water tank; the hot air mechanism is used to blow air and drain the pressing mold.

[0005] Furthermore, the lifting bracket includes a lifting drive hydraulic cylinder, a lifting mounting plate and four lifting guide rods; the lower ends of the four lifting guide rods are fixed on the lower inner wall of the water tank, and the upper ends slide through the lifting mounting plate; the lifting drive hydraulic cylinder is installed in the water tank, and is used to drive the lifting mounting plate to lift; the pressing mechanism is installed on the lifting mounting plate; the lower mold is detachably installed on the upper side of the lifting mounting plate.

[0006] Furthermore, the pressing mechanism includes a pressing-driven hydraulic cylinder, a cross beam, a lower pressure plate and two guide columns; the two guide columns are vertically fixed on the lifting mounting plate; the two ends of the cross beam are respectively fixed on the upper ends of the two guide columns; the pressing-driven hydraulic cylinder is installed on the cross beam to drive the lower pressure plate to move vertically; the upper mold is detachably installed on the lower side of the lower pressure plate.

[0007] Furthermore, a molding groove is provided on the upper side surface of the lower mold along the length direction; a molding boss is provided in the molding groove; inclined notches are provided on both the left and right sides of the upper side surface of the molding boss, and the inclination directions of the two inclined notches are opposite.

[0008] Furthermore, the hot air mechanism includes a support plate, a hot air blower, a connecting hose, a flat air duct and a telescopic drive unit; the support plate is fixed on the water tank; the telescopic drive unit is installed on the support plate, and is used to drive the flat air duct to move longitudinally to the top of the lower mold; an air outlet is provided on the lower side surface of the flat air duct in a connected and transverse manner; a plurality of water outlet holes connected to the bottom of the forming groove are provided on the front and rear side surfaces of the lower mold; the hot air blower is installed on the outer wall of the water tank, and is electrically connected to the controller through the fan drive circuit; the lower end of the connecting hose is connected to the air outlet duct of the hot air blower, and the upper end is connected and fixed to the flat air duct.

[0009] Compared with the prior art, the utility model has the following beneficial effects: the upper mold is driven by a pressing mechanism to move vertically and press on the lower mold, so that the blade steel plate in the lower mold is pressed and formed; the lifting bracket drives the pressing mechanism to move downward into the water tank after the pressing is completed, and at this time, the upper mold and the lower mold still clamp the blade steel plate, thereby avoiding deformation of the blade steel plate during quenching; after the lifting bracket and the pressing mechanism are reset, the blade steel plate is taken out of the lower mold, and at this time, the hot air mechanism blows and drains the lower mold, which plays a certain preheating role while drying the lower mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is the front view of the utility model;

[0011] Figure 2 It is a cross-sectional view of the water tank of the utility model;

[0012] Figure 3 It is a cross-sectional view of the lower mold of the utility model;

[0013] Figure 4 It is a top view of the lower mold of the utility model;

[0014] Figure 5 This is a schematic diagram of the installation of the telescopic drive unit of the utility model;

[0015] Figure 6 It is a schematic diagram of the circuit structure of the utility model;

[0016] In the figure: 1. water tank; 2. water inlet; 3. water outlet; 4. crossbeam; 5. guide column; 6. lifting mounting plate; 8. lifting drive hydraulic cylinder; 9. lifting guide rod; 10. pressing drive hydraulic cylinder; 11. quenching distance sensor; 12. lower pressure plate; 13. guide tube; 14. upper mold; 15. lower mold; 16. water outlet; 17. telescopic drive motor; 18. support plate; 19. telescopic positioning tube; 20. internal threaded tube; 21. limiting guide groove; 22. flat air duct; 23. air outlet; 24. connecting hose; 25. hot air blower; 28. hot pressure distance sensor; 30. molding groove; 31. molding boss; 32. inclined notch; 33. positioning boss. DETAILED DESCRIPTION

[0017] The technical solution of the utility model is described in detail below in conjunction with the accompanying drawings, but the protection scope of the utility model is not limited to the embodiments.

[0018] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] In the description of the present invention, it should be understood that the terms "left", "right", "front", "back", "up", "down", "top", "bottom", etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0020] Embodiment 1:

[0021] like Figure 1-6 As shown, a blade hot pressing and quenching device provided by the utility model comprises: a water tank 1, a lifting bracket, a hot air mechanism, a pressing mechanism and a pressing mold; the pressing mold comprises an upper mold 14 and a lower mold 15; the lower side of the lifting bracket is installed in the water tank 1; the pressing mechanism is installed on the lifting bracket, the upper mold 14 is detachably installed on the pressing mechanism, and the lower mold 15 is detachably installed on the lifting bracket, the pressing mechanism drives the upper mold 14 to press down on the lower mold 15, and the blade steel plate in the lower mold 15 is pressed and formed; the pressing mechanism is driven by the lifting bracket to enter the water tank 1; the hot air mechanism is used to blow and drain the pressing mold.

[0022] The upper mold 14 is driven by a pressing mechanism to move vertically and press on the lower mold 15 to press the blade steel plate in the lower mold 15 into shape. After the pressing is completed, the lifting bracket drives the pressing mechanism to move downward into the water tank 1. At this time, the upper mold 14 and the lower mold 15 still clamp the blade steel plate, thereby preventing the blade steel plate from deforming during quenching; after the lifting bracket and the pressing mechanism are reset, the blade steel plate is taken out of the lower mold 15. At this time, the hot air mechanism blows air to drain the lower mold 15, and plays a certain preheating role while drying the lower mold 15.

[0023] Furthermore, the lifting bracket includes a lifting drive hydraulic cylinder 8, a lifting mounting plate 6 and four lifting guide rods 9; the lower ends of the four lifting guide rods 9 are respectively fixed at the four top corners of the lower inner wall of the water tank 1, and the upper ends slide through the four top corners of the lifting mounting plate 6; the lifting drive hydraulic cylinder 8 is vertically installed on the lower inner wall of the water tank 1, and the upper output end of the lifting drive hydraulic cylinder 8 is fixed on the lower side of the lifting mounting plate 6; a water outlet 3 is connected at the bottom of the water tank 1, and a water inlet 2 is connected at the top; a pressing mechanism is installed on the lifting mounting plate 6; a plurality of lower ear seats are horizontally arranged on the lower edge of the lower mold 15; each lower ear seat is installed on the upper side of the lifting mounting plate 6 by a lower locking bolt.

[0024] The lifting drive hydraulic cylinder 8 drives the lifting mounting plate 6 to move vertically, so that the lifting mounting plate 6 drives the pressing mechanism, the upper mold 14 and the lower mold 15 to enter the water tank 1 and immerse in water to achieve quenching; the installation and cooperation between the four lifting guide rods 9 and the lifting mounting plate 6 enables the lifting mounting plate 6 to move smoothly up and down; the lower ear seat and the lower side locking bolt are used to realize the detachable installation of the lower mold 15.

[0025] Furthermore, the pressing mechanism includes a pressing drive hydraulic cylinder 10, a cross beam 4, a lower pressing plate 12 and two guide columns 5; the lower ends of the two guide columns 5 are respectively fixed to the left and right sides of the upper side of the lifting mounting plate 6; the left and right ends of the cross beam 4 are respectively fixed to the upper ends of the two guide columns 5; the pressing drive hydraulic cylinder 10 is vertically installed on the cross beam 4, and the lower output end of the pressing drive hydraulic cylinder 10 is fixed to the upper side of the lower pressing plate 12; guide tubes 13 are vertically slidably sleeved on the two guide columns 5; the left and right ends of the lower pressing plate 12 are respectively fixed to the two guide tubes 13; a plurality of upper ear seats are horizontally arranged on the upper edge of the upper mold 14; the upper ear seats are installed on the lower side of the lower pressing plate 12 by upper locking bolts; a hot pressing distance measuring sensor 28 for detecting the lower pressing plate 12 is installed on the lower side of the cross beam 4; a quenching distance measuring sensor 11 is installed on one end of the cross beam 4.

[0026] The lifting drive hydraulic cylinder 8 and the pressing drive hydraulic cylinder 10 are both driven by an external hydraulic system, and the controller sends a control signal to the hydraulic system; the pressing drive hydraulic cylinder 10 drives the lower pressure plate 12 to descend, and the upper mold 14 follows the lower pressure plate 12 to descend and press down on the lower mold 15, so as to press and form the blade steel plate in the lower mold 15, and before the lifting mounting plate 6 rises, the upper mold 14 and the lower mold 15 clamp the blade steel plate; the hot pressing distance measuring sensor 28 is used to detect the distance between the lower pressure plate 12 and the crossbeam 4, so as to help the controller judge the distance between the upper mold 14 and the lower mold 15; the quenching distance measuring sensor 11 is used to detect the distance to the water surface, so as to help the controller judge whether the upper mold 14 and the lower mold 15 are completely immersed in water.

[0027] Furthermore, a molding groove 30 is horizontally arranged on the upper side surface of the lower mold 15; a molding boss 31 is arranged in the molding groove 30 of the lower mold 15; a positioning boss 33 is arranged at the center of the upper side surface of the molding boss 31; a positioning hole for inserting the positioning boss 33 is arranged at the center of the lower side surface of the upper mold 14; inclined slots 32 are arranged on both sides of the left and right sides of the upper side surface of the molding boss 31, and the inclination directions of the two inclined slots 32 are opposite.

[0028] The cooperation between the positioning boss 33 and the positioning hole helps the lower mold 15 and the upper mold 14 to cooperate with each other, thereby improving the pressing accuracy.

[0029] Furthermore, the hot air mechanism includes a support plate 18, a hot air blower 25, a connecting hose 24, a flat air duct 22 and a telescopic drive unit; the telescopic drive unit includes a telescopic drive motor 17, a telescopic positioning tube 19 and an internally threaded tube 20; the lower end of the support plate 18 is fixed to the front side wall of the water tank 1; the front end of the telescopic positioning tube 19 is fixed to the upper end of the support plate 18; a telescopic drive screw is rotatably installed longitudinally in the telescopic positioning tube 19; the front end of the internally threaded tube 20 is slidably inserted on the rear end of the telescopic positioning tube 19, and the telescopic drive screw is threadedly screwed on the internally threaded tube 20; the rear end of the internally threaded tube 20 is fixed on the front edge of the flat air duct 22; the telescopic drive motor 17 is used to drive the telescopic drive screw to rotate, And it is electrically connected to the controller through a telescopic drive circuit; a limit guide groove 21 is arranged on the internal threaded tube 20 along the length direction; a limit guide slider that slides with the limit guide groove 21 is arranged on the telescopic positioning tube 19; an air outlet 23 is horizontally arranged on the lower side surface of the flat air duct 22, and the length of the air outlet 23 is the same as the length of the forming groove 30, and the position corresponds; a plurality of water outlet holes 16 connected to the bottom of the forming groove 30 are arranged on the front and rear side surfaces of the lower mold 15; the hot air blower 25 is installed on the outer wall of the water tank 1, and is electrically connected to the controller through the fan drive circuit; the lower end of the connecting hose 24 is connected to the air outlet pipe of the hot air blower 25, and the upper end is connected and fixed to the front edge of the flat air duct 22.

[0030] The telescopic driving motor 17 is used to drive the telescopic driving screw to rotate under the control of the controller, so that the internal threaded tube 20 drives the flat air duct 22 to move longitudinally, thereby realizing the longitudinal adjustment of the flat air duct 22; when the quenched blade steel plate is taken out of the lower mold 15, the flat air duct 22 moves to the upper side of the lower mold 15, and the hot air blower 25 blows air under the control of the controller. The hot air passes through the connecting hose 24 and the flat air duct 22 in turn and is blown out from the air outlet 23, and the remaining water in the lower mold 15 is blown out from the water outlet 16, and the hot air generated by the hot air blower 25 can preheat the lower mold 15 to a certain extent.

[0031] In the blade hot pressing quenching device provided by the utility model, the controller adopts the existing single-chip microcomputer control module to realize coordinated control; the lifting drive hydraulic cylinder 8 and the pressing drive hydraulic cylinder 10 both adopt the existing hydraulic cylinders; the hot air blower 25 adopts the existing hot air blower, and the fan drive circuit adopts the corresponding fan drive circuit; the telescopic drive motor 17 adopts the existing stepping motor, and the telescopic drive circuit adopts the corresponding stepping motor drive circuit; the quenching distance sensor 11 and the hot pressing distance sensor 28 both adopt the existing distance sensors.

[0032] As described above, although the present invention has been shown and described with reference to specific preferred embodiments, it should not be interpreted as limiting the present invention itself. Various changes can be made to it in form and detail without departing from the spirit and scope of the present invention defined in the appended claims.

Claims

1. A blade hot pressing quenching device, characterized in that: The invention comprises a water tank (1), a lifting bracket, a hot air mechanism, a pressing mechanism and a pressing die; the pressing die comprises an upper die (14) and a lower die (15); the lower side of the lifting bracket is installed in the water tank (1); the pressing mechanism is installed on the lifting bracket, the upper die (14) is detachably installed on the pressing mechanism, and the lower die (15) is detachably installed on the lifting bracket, the pressing mechanism drives the upper die (14) to press down on the lower die (15), and the blade steel plate in the lower die (15) is pressed and formed; the lifting bracket drives the pressing mechanism to enter the water tank (1); the hot air mechanism is used to blow air and drain water from the pressing die.

2. The blade hot pressing quenching device according to claim 1 is characterized in that: The lifting bracket comprises a lifting drive hydraulic cylinder (8), a lifting installation plate (6) and four lifting guide rods (9); the lower ends of the four lifting guide rods are fixed on the lower inner wall of the water tank (1), and the upper ends of the four lifting guide rods are slidably penetrated through the lifting installation plate (6); the lifting drive hydraulic cylinder (8) is installed in the water tank (1) and is used to drive the lifting installation plate (6) to move up and down; the pressing mechanism is installed on the lifting installation plate (6); and the lower mold (15) is detachably installed on the upper side of the lifting installation plate (6).

3. The blade hot pressing quenching device according to claim 2, characterized in that: The pressing mechanism comprises a pressing driving hydraulic cylinder (10), a cross beam (4), a lower pressing plate (12) and two guide columns (5); the two guide columns (5) are both vertically fixed on the lifting installation plate (6); the two ends of the cross beam (4) are respectively fixed on the upper ends of the two guide columns (5); the pressing driving hydraulic cylinder (10) is installed on the cross beam (4) and is used to drive the lower pressing plate (12) to move vertically; the upper mold (14) is detachably installed on the lower side of the lower pressing plate (12).

4. The blade hot pressing quenching device according to claim 1 is characterized in that: A molding groove (30) is provided on the upper side surface of the lower mold (15) along the length direction; a molding boss (31) is provided in the molding groove (30); inclined notches (32) are provided on both left and right sides of the upper side surface of the molding boss (31), and the two inclined notches (32) are inclined in opposite directions.

5. The blade hot pressing quenching device according to claim 1, characterized in that: The hot air mechanism comprises a support plate (18), a hot air blower (25), a connecting hose (24), a flat air duct (22) and a telescopic drive unit; the support plate (18) is fixed on the water tank (1); the telescopic drive unit is mounted on the support plate (18) and is used to drive the flat air duct (22) to move longitudinally to the top of the lower mold (15); an air outlet (23) is provided in a communicating manner on the lower side surface of the flat air duct (22); a plurality of water outlet holes (16) are provided on both the front and rear side surfaces of the lower mold (15) and are communicated with the bottom of the molding groove (30); the hot air blower (25) is mounted on the outer wall of the water tank (1) and is electrically connected to the controller through the fan drive circuit; the lower end of the connecting hose (24) is butt-jointed to the air outlet duct of the hot air blower (25), and the upper end is fixed in a communicating manner on the flat air duct (22).

Images