Heating mechanism for hot press

Abstract

A heating mechanism for a hot press comprises a fixing plate, a stirring structure and a buffering structure, and relates to the technical field of hot presses, a connecting box is arranged in the middle of the lower end of the fixing plate, a heating box is arranged in the middle of the lower end of the connecting box, the stirring structure is arranged in the heating box, and an oil inlet is formed in the upper left end of the heating box. An oil outlet is formed in the right lower end of the heating box; according to the device, the function of uniformly mixing the heat conduction oil in the heating box is realized through the stirring structure, so that the heat conduction oil with non-uniform temperature is fully mixed, the circulating conveying of the heat conduction oil is ensured, the heat conduction oil is more uniformly heated, the heat difference caused by non-uniform temperature is avoided, and the heating efficiency and the heating uniformity are improved; according to the device, the impact force for applying pressure to the to-be-machined part by the hot pressing plate is relieved through the buffer structure, the impact force generated when the hot pressing plate applies pressure is relieved, and the situation that the hot pressing plate is damaged due to the too large impact force generated when making contact with the to-be-machined part is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of hot presses, in particular to a heating mechanism for hot presses. Background Art

[0002] A hot press is a device that heats two pre-fluxed tinned parts to a temperature sufficient to melt and flow the solder. After solidification, a permanent electrical and mechanical connection is formed between the parts and the solder. A hot press usually uses a heating mechanism such as an electric heating element or a heating electromagnetic coil. The heating mechanism can provide the required heating energy to soften or flow the workpiece at a certain temperature, so as to perform molding or other processing operations.

[0003] When the existing hot press presses the workpiece, the hot press plate often generates excessive impact force when it contacts the workpiece. When the hot press plate is used for a long time, the excessive impact force may damage the hot press plate itself. To solve the above problem, the present application proposes a heating mechanism for a hot press. Utility Model Content

[0004] The utility model provides a heating mechanism for a hot press to solve the technical problems existing in the background technology.

[0005] In order to solve the above problems, the utility model proposes a heating mechanism for a hot press machine, including a fixed plate, a stirring structure and a buffer structure, and is characterized in that a connecting box is provided in the middle of the lower end of the fixed plate, a heating box is provided in the middle of the lower end of the connecting box, a stirring structure is provided inside the heating box, an oil inlet is provided at the upper left end of the heating box, an oil outlet is provided at the lower right end of the heating box, a hot pressing plate is provided in the middle of the lower end of the heating box, and buffer structures are provided on both sides of the lower end of the heating box.

[0006] Preferably, the stirring structure includes a rotating shaft, stirring blades, a mounting frame, a conveying sleeve, a conveying rod and a spiral blade. A rotating shaft is provided on both sides of the left and right sides of the top of the heating box, a plurality of stirring blades are provided on the outer wall of the rotating shaft, a mounting frame is provided at the top of the heating box and located between the two rotating shafts, a conveying sleeve is provided on the mounting frame, a conveying rod is provided in the middle of the top of the heating box, and a spiral blade is provided on the conveying rod and located inside the conveying sleeve.

[0007] Preferably, the buffer structure includes an installation groove, a telescopic sleeve, a buffer plate and a spring. An installation groove is opened at the lower end of the heating box and on both sides of the hot pressing plate. A spring is arranged at the top end of the installation groove. A telescopic sleeve is arranged at the top end of the installation groove and on both sides of the spring. A buffer plate is arranged at the lower end of the telescopic sleeve, and the upper end of the buffer plate is connected to the spring.

[0008] Preferably, a round rod is provided on the upper side of the connection box, first bevel gears are provided on both left and right sides of the outside of the round rod, and a second bevel gear is provided on the outside of the round rod and on one side close to the two first bevel gears.

[0009] Preferably, the upper ends of the two rotating shafts pass through the connection box to provide a third bevel gear, and the first bevel gear is meshed with the third bevel gear, and the upper end of the conveying rod passes through the connection box to provide a fourth bevel gear, and the fourth bevel gear is meshed and connected with the second bevel gear.

[0010] Preferably, a motor is provided at the upper end of the heating box and on the right side of the connecting box, and the right end of the round rod passes through the connecting box and is connected to the output end of the motor.

[0011] Preferably, a heating resistance wire is provided on the lower side of the interior of the heating box.

[0012] The above technical solution of the utility model has the following beneficial technical effects:

[0013] 1. This device realizes the function of uniformly mixing the heat transfer oil inside the heating box by setting a stirring structure, heats the heat transfer oil by heating the heating resistance wire, and raises the temperature of the hot pressing plate to the required temperature, drives the round rod, the first bevel gear and the second bevel gear to rotate by the motor, and drives a number of stirring blades to stir and disperse the heat transfer oil in the heating box by means of the cooperation between the two first bevel gears and the third bevel gear, so that the heat transfer oil with uneven temperature is fully mixed, so that the heat transfer oil is heated more evenly, and drives the conveying rod to rotate by means of the cooperation between the second bevel gear and the fourth bevel gear, and then drives the spiral blade to convey the heat transfer oil at the bottom of the heating box to the top of the heating box, thereby ensuring the circulation of the heat transfer oil, helping the heat transfer oil to be heated more evenly, avoiding the thermal difference caused by uneven temperature, and improving the heating efficiency and heating uniformity;

[0014] 2. This device uses a motor to drive two rotating shafts and the conveying rod to rotate synchronously, and uses a power output end to realize the rotation of different rotating shafts, thereby realizing different functions and reducing the waste of resources;

[0015] 3. The device reduces the impact force of the hot press plate on the workpiece by setting a buffer structure. When the workpiece is pressurized, the two buffer plates first contact the workpiece, and at this time, a number of springs first contact the workpiece. The springs and telescopic sleeves are squeezed and deformed, which will play a certain buffering and shock-absorbing role, reducing the impact force generated when the hot press plate is pressurized, protecting the workpiece and the device itself from excessive impact and damage, thereby improving the service life of the hot press plate and avoiding damage caused by excessive impact when the hot press plate contacts the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a schematic diagram of the structure of a heating mechanism for a hot press machine.

[0017] Figure 2 This is an enlarged view of A in a heating mechanism for a hot press proposed by the utility model.

[0018] Figure 3 This is an enlarged view of B in a heating mechanism for a hot press proposed by the utility model.

[0019] Figure 4 This is an enlarged view of C in a heating mechanism for a hot press proposed by the utility model.

[0020] 1. Fixing plate; 2. Connecting box; 3. Heating box; 4. Round rod; 5. Motor; 6. First bevel gear; 7. Second bevel gear; 8. Hot pressing plate; 9. Rotating shaft; 10. Third bevel gear; 11. Stirring blade; 12. Mounting frame; 13. Conveying sleeve; 14. Conveying rod; 15. Fourth bevel gear; 16. Spiral blade; 17. Oil inlet; 18. Oil outlet; 19. Heating resistor wire; 20. Mounting groove; 21. Telescopic sleeve; 22. Buffer plate; 23. Spring. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0022] like Figure 1-4 As shown, the utility model proposes a heating mechanism for a hot press, comprising a fixed plate 1, a stirring structure and a buffer structure, and is characterized in that a connecting box 2 is arranged in the middle of the lower end of the fixed plate 1, a heating box 3 is arranged in the middle of the lower end of the connecting box 2, a stirring structure is arranged inside the heating box 3, an oil inlet 17 is arranged at the upper left end of the heating box 3, an oil outlet 18 is arranged at the lower right end of the heating box 3, a hot pressing plate 8 is arranged in the middle of the lower end of the heating box 3, buffer structures are arranged on both sides of the lower end of the heating box 3, and a heating resistor 19 is arranged on the lower side of the heating box 3.

[0023] In an optional embodiment, the stirring structure includes a rotating shaft 9, stirring blades 11, a mounting frame 12, a conveying sleeve 13, a conveying rod 14 and a spiral blade 16. The rotating shaft 9 is arranged on both sides of the left and right sides of the top of the heating box 3, and a plurality of stirring blades 11 are arranged on the outer wall of the rotating shaft 9. A mounting frame 12 is arranged at the top of the heating box 3 and located between the two rotating shafts 9. A conveying sleeve 13 is arranged on the mounting frame 12. A conveying rod 14 is arranged in the middle of the top of the heating box 3. A spiral blade 16 is arranged on the conveying rod 14 and located inside the conveying sleeve 13.

[0024] In an optional embodiment, the buffer structure includes an installation groove 20, a telescopic sleeve rod 21, a buffer plate 22 and a spring 23. The installation groove 20 is opened at the lower end of the heating box 3 and is located on the left and right sides of the hot pressing plate 8. A spring 23 is arranged at the top end of the installation groove 20. A telescopic sleeve rod 21 is arranged at the top end of the installation groove 20 and is located on the left and right sides of the spring 23. A buffer plate 22 is arranged at the lower end of the telescopic sleeve rod 21, and the upper end of the buffer plate 22 is connected to the spring 23. When the workpiece to be processed is pressurized, the two buffer plates 22 first contact the workpiece to be processed. At this time, several springs 23 first contact the workpiece to be processed. The spring 23 and the telescopic sleeve rod 21 are squeezed and deformed, which will play a certain buffering and shock-absorbing role, reduce the impact force generated when the hot pressing plate 8 is pressurized, and protect the workpiece to be processed and the device itself from excessive impact and damage, so as to improve the service life of the hot pressing plate 8 and avoid damage caused by excessive impact force when the hot pressing plate 8 contacts the workpiece to be processed.

[0025] In an optional embodiment, a round rod 4 is provided on the upper side of the interior of the connecting box 2, a first bevel gear 6 is provided on the left and right sides of the outside of the round rod 4, a second bevel gear 7 is provided on the outside of the round rod 4 and on the side close to the two first bevel gears 6, the upper ends of the two rotating shafts 9 both pass through the interior of the connecting box 2 and a third bevel gear 10 is provided, and the first bevel gear 6 is meshed with the third bevel gear 10, the upper end of the conveying rod 14 passes through the interior of the connecting box 2 and a fourth bevel gear 15 is provided, and the fourth bevel gear 15 is meshed and connected with the second bevel gear 7, a motor 5 is provided at the upper end of the heating box 3 and located on the right side of the connecting box 2, and the right end of the round rod 4 passes through the connecting box 2 and is connected to the output end of the motor 5.

[0026] The working principle of the utility model is as follows: when in use, heat-conducting oil is injected into the heating box 3 through the oil inlet 17, and then the heat-conducting oil is heated by the heating resistor 19 to raise the temperature of the hot pressing plate 8 to the required temperature, and the round rod 4, the first bevel gear 6 and the second bevel gear 7 are driven to rotate by the motor 5, and the two first bevel gears 6 and the third bevel gear 10 cooperate with each other to drive a plurality of stirring blades 11 to stir and disperse the heat-conducting oil in the heating box 3, so that the heat-conducting oil with uneven temperature is fully mixed, so that the heat-conducting oil is heated more evenly, and the second bevel gear 7 and the fourth bevel gear 15 cooperate with each other to drive the conveying rod 14 to rotate, and then drive the spiral blade 16 to convey the heat-conducting oil at the bottom of the heating box 3 to the top of the heating box 3, thereby ensuring the circulation and transportation of the heat-conducting oil. It helps to heat the heat transfer oil more evenly, avoids thermal differences caused by uneven temperatures, and improves heating efficiency and heating uniformity. The device drives the two rotating shafts 9 and the conveying rod 14 to rotate synchronously through a motor 5, and realizes the rotation of different rotating shafts through a power output end, thereby realizing different functions and reducing waste of resources. When the workpiece to be processed is pressurized, the two buffer plates 22 first contact the workpiece to be processed. At this time, a number of springs 23 first contact the workpiece to be processed. The springs 23 and the telescopic sleeve rod 21 are squeezed and deformed, which will play a certain buffering and shock-absorbing role, slowing down the impact force generated when the hot pressing plate 8 is pressurized, protecting the workpiece to be processed and the device itself from excessive impact and damage, thereby improving the service life of the hot pressing plate 8 and avoiding damage caused by excessive impact when the hot pressing plate 8 contacts the workpiece to be processed.

[0027] It should be understood that the above specific embodiments of the present invention are used to illustrate or explain the principles of the present invention, and do not constitute a limitation on the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. In addition, the claims attached to the present invention are intended to cover all changes and modifications that fall within the scope and boundaries of the attached claims, or the equivalent forms of such scope and boundaries.

Claims

1. A heating mechanism for a hot press, comprising a fixed plate (1), a stirring structure and a buffer structure, characterized in that: A connection box (2) is provided in the middle of the lower end of the fixing plate (1), a heating box (3) is provided in the middle of the lower end of the connection box (2), a stirring structure is provided inside the heating box (3), an oil inlet (17) is provided at the upper left end of the heating box (3), an oil outlet (18) is provided at the lower right end of the heating box (3), a hot pressing plate (8) is provided in the middle of the lower end of the heating box (3), and buffer structures are provided on both left and right sides of the lower end of the heating box (3).

2. A heating mechanism for a hot press according to claim 1, characterized in that: The stirring structure comprises a rotating shaft (9), stirring blades (11), a mounting frame (12), a conveying sleeve (13), a conveying rod (14) and a spiral blade (16). The rotating shaft (9) is arranged on both left and right sides of the top of the heating box (3). A plurality of stirring blades (11) are arranged on the outer wall of the rotating shaft (9). The mounting frame (12) is arranged at the top of the heating box (3) and between the two rotating shafts (9). The conveying sleeve (13) is arranged on the mounting frame (12). The conveying rod (14) is arranged at the middle of the top of the heating box (3). The spiral blade (16) is arranged on the conveying rod (14) and inside the conveying sleeve (13).

3. A heating mechanism for a hot press according to claim 1, characterized in that: The buffer structure comprises a mounting groove (20), a telescopic sleeve rod (21), a buffer plate (22) and a spring (23); the mounting groove (20) is provided at the lower end of the heating box (3) and located on the left and right sides of the hot pressing plate (8); the spring (23) is provided at the top end of the mounting groove (20); the telescopic sleeve rod (21) is provided at the top end of the mounting groove (20) and located on the left and right sides of the spring (23); the buffer plate (22) is provided at the lower end of the telescopic sleeve rod (21); and the upper end of the buffer plate (22) is connected to the spring (23).

4. A heating mechanism for a hot press according to claim 1, characterized in that: A round rod (4) is arranged on the upper side of the connection box (2), first bevel gears (6) are arranged on both left and right sides of the outside of the round rod (4), and a second bevel gear (7) is arranged on the outside of the round rod (4) and on a side close to the two first bevel gears (6).

5. A heating mechanism for a hot press according to claim 2, characterized in that: The upper ends of the two rotating shafts (9) pass through the interior of the connection box (2) and are provided with a third bevel gear (10), and the first bevel gear (6) is meshed with the third bevel gear (10); the upper end of the conveying rod (14) passes through the interior of the connection box (2) and is provided with a fourth bevel gear (15), and the fourth bevel gear (15) is meshed and connected with the second bevel gear (7).

6. A heating mechanism for a hot press according to claim 1, characterized in that: A motor (5) is provided at the upper end of the heating box (3) and located on the right side of the connection box (2), and the right end of the round rod (4) passes through the connection box (2) and is connected to the output end of the motor (5).

7. A heating mechanism for a hot press according to claim 1, characterized in that: A heating resistance wire (19) is arranged on the lower side of the interior of the heating box (3).

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