Reversible contact type heating device

Abstract

The utility model relates to a turnover contact type heating device. The turnover contact type heating device comprises a first driving mechanism, a second driving mechanism, a fixed base, a fixed turnover plate, a movable bottom plate, at least one heating wire and at least one first heating block, the fixed turning plate is hinged to the fixed base, and the first driving mechanism is hinged to the fixed turning plate; the second driving mechanism is mechanically and fixedly connected with the fixed turning plate, and the first heating block is connected with the second driving mechanism through the movable bottom plate to drive the first heating block to do linear motion so as to achieve pressing and loosening actions on a workpiece; the heating wire is arranged on the first heating block; the sheet metal part heating device is reasonable in structural design, pressing and synchronous heating of workpieces are achieved through the structural design and layout of a plurality of driving mechanisms and a plurality of heating blocks, the heating effect is good, adaptability is good, the provided operation space is large, and continuous batch operation of sheet metal part heating in an automatic production line can be achieved conveniently.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile manufacturing and relates to a reversible contact heating device. Background Art

[0002] In the field of automobile manufacturing equipment technology, automated production equipment is an indispensable element in automated production lines. The degree of equipment automation directly affects production efficiency and quality. In existing automobile manufacturing, it is sometimes necessary to coat automobile body sheet metal with glue and then heat it to allow the colloid to solidify as quickly as possible to improve production efficiency. Especially for some body sheet metal parts with larger surfaces, it is generally difficult to put them into heating equipment such as heating incubators, which is not conducive to batch continuous operation of automated production lines. However, automobile body sheet metal parts have various surface shapes. In order to adapt to the surface shape of the workpiece and increase the operating space to facilitate automatic grasping by robots, it is necessary to have a fast drying and heating equipment that can automatically adapt to the surface shape of the body and is suitable for the operation of automated production lines. Utility Model Content

[0003] The purpose of the utility model is to provide a reversible contact heating device to solve the problem of automatic heating and drying of larger surface-type body sheet metal parts after gluing in an automated production line. The device has a reasonable structural design and high heating efficiency, and meets the specific needs of users.

[0004] To achieve the above-mentioned purpose, an embodiment of the utility model provides a flip-up contact heating device for automatically heating a workpiece, comprising: a first driving mechanism, a second driving mechanism, a fixed base, a fixed flap, a movable bottom plate, at least one heating wire, and at least one first heating block; the fixed flap is hinged to the fixed base, and the first driving mechanism is hinged to the fixed flap to drive the fixed flap to rotate around the fixed base; the second driving mechanism is mechanically fixedly connected to the fixed flap, and the first heating block is connected to the second driving mechanism via the movable bottom plate to drive the first heating block to move linearly to realize the pressing and loosening of the workpiece; the heating wire is arranged on the first heating block, and the heating wire is electrically connected to an external power supply device to realize heating of the first heating block.

[0005] Furthermore, the first heating block is provided with a first groove, and the heating wire is placed in the first groove to heat the first heating block.

[0006] Furthermore, it also includes: at least one sleeve and at least one guide shaft, the sleeve is arranged on the fixed flap and is mechanically connected thereto, the guide shaft is mechanically matched with the sleeve to realize axial movement of the guide shaft in the sleeve, and one end of the guide shaft is mechanically connected to the movable bottom plate to maintain the stability of the movable bottom plate and provide support.

[0007] Optionally, it also includes: at least one second heating block, the second heating block is provided with a second groove, the heating wire is placed in the second groove; the second heating block is mechanically connected to the movable bottom plate, and the second heating block is connected to the second driving mechanism through the movable bottom plate to drive the second heating block to perform linear motion for realizing the pressing and loosening of the workpiece.

[0008] Optionally, it also includes: a third driving mechanism and a third heating block, the third driving mechanism is mechanically connected to the fixed flap, the third heating block is connected to the third driving mechanism to realize the linear movement of the third heating block, the third heating block is provided with a third groove, and the heating wire is placed in the third groove to realize heating of the third heating block.

[0009] Preferably, the first driving mechanism, the second driving mechanism and the third driving mechanism are all driven by cylinders.

[0010] Furthermore, the first heating block, the second heating block, and the third heating block are all made of metal.

[0011] Furthermore, it also includes: a first hinge block, the first hinge block is arranged on the fixed flap and mechanically connected thereto, and the fixed flap is hinged to the fixed base through the first hinge block.

[0012] The utility model relates to a reversible contact heating device, and its beneficial effects are as follows: the utility model relates to a reversible contact heating device with a reasonable structural design, and realizes the pressing and synchronous heating of the workpiece through the structural design and layout of multiple driving mechanisms and multiple heating blocks, thereby realizing the heating of the workpiece and the drying operation after gluing, with good heating effect, fast temperature rise speed, high efficiency, suitable for larger body sheet metal parts, good adaptability, and can effectively provide sufficient operating space for intelligent robots to grasp workpieces, avoid position interference, and facilitate the realization of continuous batch operation of heating sheet metal parts in automated production lines. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings of the embodiments will be briefly introduced below. Obviously, the drawings in the following description only relate to some embodiments of the present utility model, rather than limiting the present utility model.

[0014] Figure 1 One of the three-dimensional structural diagrams of a reversible contact heating device provided in an embodiment of the utility model;

[0015] Figure 2 A second three-dimensional structural diagram of a reversible contact heating device provided in an embodiment of the utility model;

[0016] Figure 3 A third three-dimensional structural diagram of a reversible contact heating device provided in an embodiment of the utility model;

[0017] Figure 4 A three-dimensional structural diagram of a first heating block provided in an embodiment of the utility model;

[0018] Figure 5 A three-dimensional structural diagram of a sleeve and a guide shaft provided in an embodiment of the utility model.

[0019] In the figure:

[0020] 1. First driving mechanism; 2. Second driving mechanism; 3. Third driving mechanism; 4. Fixed base; 5. Fixed flap; 6. Movable bottom plate; 7. Heating wire; 8. First heating block; 81. First groove; 9. Second heating block; 91. Second groove; 10. Third heating block; 101. Third groove; 11. First hinge block; 12. Sleeve; 13. Guide shaft; 14. Second hinge block. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution of the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the described embodiment 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.

[0022] Unless otherwise defined, the technical terms or scientific terms used in the present disclosure shall have the usual meanings understood by persons with ordinary skills in the field to which the present disclosure belongs. It should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "back", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", "third", "fourth", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0023] A reversible contact heating device according to an embodiment of the utility model is described in detail below in conjunction with the accompanying drawings.

[0024] Figure 1 One of the three-dimensional structural diagrams of a reversible contact heating device provided by an embodiment of the utility model is shown; Figure 2 The second three-dimensional structural diagram of a reversible contact heating device provided by an embodiment of the utility model is shown; Figure 3 The third three-dimensional structural diagram of a reversible contact heating device provided by an embodiment of the utility model is shown; Figure 4 A three-dimensional structural diagram of a first heating block provided in an embodiment of the utility model is shown; Figure 5 The three-dimensional structure diagram of the sleeve and the guide shaft provided by the embodiment of the utility model is shown. Figures 1 to 5 As shown, the reversible contact heating device provided in the embodiment of the utility model is mainly used for automatically and quickly heating the workpiece, and is generally used for heating and drying the workpiece after gluing, so as to improve production efficiency and speed up production rhythm. It is mostly used for workpieces such as automobile body sheet metal parts. The reversible contact heating device provided in the embodiment of the utility model includes: a first driving mechanism 1, a second driving mechanism 2, a fixed base 4, a fixed flap 5, a movable bottom plate 6, at least one heating wire 7, and at least one first heating block 8; specifically, the fixed flap 5 is hinged to the fixed base 4, which is mainly achieved by setting a first hinge block 11. Two of the fixed base 4 and the first hinge block 11 are used here, and it can be seen that Figure 2The form shown in the figure, the first hinge block 11 is arranged on the fixed flap 5 and is mechanically connected thereto. Generally, the first hinge block 11 is arranged at the top angle position of one side of the fixed flap 5, and the fixed flap 5 is hinged to the fixed base 4 through the first hinge block 11, so that the fixed flap 5 can realize the rotation around the first hinge block 11, thereby synchronously driving the position of the parts installed on the fixed flap 5 to change; the first driving mechanism 1 and the fixed flap 5 are hingedly connected through the second hinge block 14 to drive the fixed flap 5 to rotate around the fixed base 4, thereby realizing the flipping action of the fixed flap 5, which can effectively provide intelligent It can provide sufficient operating space for the robot to grasp the workpiece and avoid position interference; preferably, the first driving mechanism 1 is driven by a cylinder, and the retractable piston rod in the first driving mechanism 1 is connected to the fixed flap 5 through the second hinge block 14, so that a connecting rod mechanism is formed by using the fixed base 4, the fixed flap 5, and the first driving mechanism 1, and the piston rod in the first driving mechanism 1 is used to drive the fixed flap 5 to rotate within a certain range around the fixed base 4, thereby realizing the flipping movement of the fixed flap 5; the second driving mechanism 2 is mechanically fixedly connected to the fixed flap 5, so as to realize the second driving mechanism 2 on the fixed flap 5 is fixed in position, preferably, the second driving mechanism 2 is driven by a cylinder; the first heating block 8 is connected to the second driving mechanism 2 through a movable bottom plate 6 to drive the first heating block 8 to perform linear motion for realizing the pressing and loosening of the workpiece, wherein the movable bottom plate 6 is mechanically connected to the piston rod in the second driving mechanism 2, and the second driving mechanism 2 drives its piston rod to move to realize the linear motion of the movable bottom plate 6, and then synchronously drives the first heating block 8 on the movable bottom plate 6 to perform linear motion, so as to realize the pressing and loosening of the workpiece by using the first heating block 8; wherein the heating wire 7 is arranged on the first heating block 8 The first heating block 8 is provided with a first groove 81, and the heating wire 7 is placed in the first groove 81 for heating the first heating block 8. The heating wire 7 is electrically connected to an external power supply device for heating the first heating block 8. The power supply device switches the current on and off and controls the size of the heating wire 7 to achieve rapid heating and temperature rise of the heating wire 7. When the power is turned on, the heating wire 7 can achieve a rapid temperature rise of the first heating block 8 through heat conduction, and the first heating block 8 is pressed against the surface of the sheet metal workpiece to thereby achieve heating or gluing and drying of the workpiece; of course, the first heating block 8 here is made of metal, preferably one of aluminum and copper.

[0025] In a reversible contact heating device provided in an embodiment of the utility model, as a further improvement, it further includes: at least one sleeve 12 and at least one guide shaft 13, wherein the sleeve 12 and the guide shaft 13 are used in pairs; generally, the sleeve 12 and the guide shaft 13 are symmetrically distributed on the fixed flap 5, for example: Figure 3In the figure, with the second driving mechanism 2 as the symmetry center, there are two sleeves 12 and guide shafts 13 symmetrically distributed on its left and right sides, so that the second driving mechanism 2 is evenly stressed; more specifically, the sleeve 12 is arranged on the fixed flap 5 and mechanically connected thereto, the guide shaft 13 is mechanically matched with the sleeve 12 to realize the axial movement of the guide shaft 13 in the sleeve 12, and one end of the guide shaft 13 is mechanically connected to the movable base plate 6 to maintain the stability of the movable base plate 6 and provide support. In this way, by utilizing the sleeve 12 and the guide shaft 13, support can be provided for the heavier movable base plate 6 and the components installed thereon, the movable base plate 6 can be kept stable during movement, the stress on the piston rod of the second driving mechanism 2 is reduced, and damage due to excessive or uneven stress is avoided, thereby improving the service life of the second driving mechanism 2.

[0026] In a reversible contact heating device provided in an embodiment of the utility model, as a further improvement, it also includes: at least one second heating block 9, the second heating block 9 is provided with a second groove 91, and the heating wire 7 is placed in the second groove 91; the second heating block 9 is mechanically connected to the movable bottom plate 6, and the second heating block 9 is connected to the second driving mechanism 2 through the movable bottom plate 6 to drive the second heating block 9 to perform linear motion for realizing the pressing and loosening of the workpiece; by increasing the use of the second heating block 9, the heating rate of the workpiece can be increased, thereby realizing rapid heating of the workpiece.

[0027] A reversible contact heating device provided in an embodiment of the utility model, as a further improvement, also includes: a third driving mechanism 3, a third heating block 10, wherein the third driving mechanism 3 is mechanically connected to the fixed flap 5 for fixing the third driving mechanism 3; preferably, the third driving mechanism 3 is cylinder driven; wherein the third heating block 10 is connected to the third driving mechanism 3 for realizing the linear motion of the third heating block 10, and the third heating block 10 is mechanically connected to the piston rod of the third driving mechanism 3, so that the third heating block 10 can realize the linear motion of the third heating block 10 with the telescopic motion of the piston rod on the third driving mechanism 3 to perform pressing and loosening actions on the workpiece; similarly, the third heating block 10 is provided with a third groove 101, and the heating wire 7 is placed in the third groove 101 for heating the third heating block 10.

[0028] It is worth noting that the first heating block 8, the second heating block 9, and the third heating block 10 are made of metal, preferably one of aluminum and copper, mainly taking advantage of their good thermal conductivity and economy; in order to increase the heating rate, the first heating block 8, the second heating block 9, and the third heating block 10 are each provided with two. Figure 1 The structure of the first heating block 8, the second heating block 9 and the third heating block 10 which are respectively arranged in mirror symmetry is shown.

[0029] In addition, the contact parts between the first heating block 8, the second heating block 9, and the third heating block 10 and the workpiece can be adaptively changed according to the surface shape of the workpiece, thereby improving their adaptability and achieving a close fit with the surface of the workpiece; at the same time, the size and shape of the first heating block 8, the second heating block 9, and the third heating block 10 can also be changed accordingly.

[0030] In practical applications, the reversible contact heating device provided in the embodiment of the utility model can also adopt one or more of the first heating block 8, the second heating block 9, and the third heating block 10 according to the actual needs of the user and the shape of the workpiece. The above-mentioned heating blocks can be easily installed, disassembled and replaced, and have good adaptability to the workpiece. Preferably, the first drive mechanism 1, the second drive mechanism 2, and the third drive mechanism 3 in the embodiment of the utility model are all driven by cylinders to achieve the characteristics of fast action response speed and good economy. At the same time, it is convenient to control the action of the first drive mechanism 1, the second drive mechanism 2, and the third drive mechanism 3 through air circuit control in the automated production line, so as to realize automatic and rapid clamping of the workpiece.

[0031] Compared with the prior art, the utility model relates to a flippable contact heating device with a reasonable structural design. Through the structural design and layout of multiple driving mechanisms and multiple heating blocks, the workpiece can be pressed and heated synchronously, thereby realizing the heating of the workpiece and the drying operation after gluing. It has good heating effect, fast temperature rise rate, high efficiency, is suitable for larger body sheet metal parts, has good adaptability, can effectively provide sufficient operating space for intelligent robots to grasp workpieces, avoid position interference, and facilitate the continuous batch operation of heating sheet metal parts in automated production lines.

[0032] There are a few points to note:

[0033] (1) Unless otherwise defined, in the embodiments of the present invention and the accompanying drawings, the same reference numerals represent the same meanings.

[0034] (2) The drawings of the embodiments of the present utility model only relate to the structures related to the embodiments of the present utility model, and other structures may refer to the conventional designs.

[0035] (3) For the sake of clarity, in the drawings used to describe the embodiments of the present invention, some structures in the drawings may be enlarged or reduced, that is, these drawings are not drawn according to the actual scale.

[0036] (4) In the absence of conflict, the embodiments of the present invention and the features therein may be combined with each other to obtain new embodiments.

[0037] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A reversible contact heating device for automatically and rapidly heating a workpiece, characterized in that: include: A first driving mechanism (1), a second driving mechanism (2), a fixed base (4), a fixed flap (5), a movable bottom plate (6), at least one heating wire (7), and at least one first heating block (8); the fixed flap (5) is hinged to the fixed base (4), and the first driving mechanism (1) is hinged to the fixed flap (5) to drive the fixed flap (5) to rotate around the fixed base (4); the second driving mechanism (2) is mechanically fixedly connected to the fixed flap (5), and the first heating block (8) is connected to the second driving mechanism (2) through the movable bottom plate (6) to drive the first heating block (8) to move linearly to achieve the pressing and loosening of the workpiece; the heating wire (7) is arranged on the first heating block (8), and the heating wire (7) is electrically connected to an external power supply device to achieve heating of the first heating block (8).

2. A reversible contact heating device according to claim 1, characterized in that: The first heating block (8) is provided with a first groove (81), and the heating wire (7) is placed in the first groove (81) to achieve heating of the first heating block (8).

3. A reversible contact heating device according to claim 2, characterized in that: Also includes: At least one sleeve (12) and at least one guide shaft (13), wherein the sleeve (12) is arranged on the fixed flap (5) and is mechanically connected thereto, the guide shaft (13) is mechanically matched with the sleeve (12) to realize axial movement of the guide shaft (13) in the sleeve (12), and one end of the guide shaft (13) is mechanically connected to the movable bottom plate (6) to maintain the stability of the movable bottom plate (6) and provide support.

4. A reversible contact heating device according to claim 3, characterized in that: Also includes: At least one second heating block (9) is provided with a second groove (91), and the heating wire (7) is placed in the second groove (91); the second heating block (9) is mechanically connected to the movable bottom plate (6), and the second heating block (9) is connected to the second driving mechanism (2) through the movable bottom plate (6) to drive the second heating block (9) to perform linear motion for realizing the pressing and loosening of the workpiece.

5. A reversible contact heating device according to claim 4, characterized in that: Also includes: A third driving mechanism (3) and a third heating block (10), wherein the third driving mechanism (3) is mechanically connected to the fixed flap (5), and the third heating block (10) is connected to the third driving mechanism (3) for realizing linear motion of the third heating block (10), and the third heating block (10) is provided with a third groove (101), and the heating wire (7) is placed in the third groove (101) for realizing heating of the third heating block (10).

6. A reversible contact heating device according to claim 5, characterized in that: The first driving mechanism (1), the second driving mechanism (2) and the third driving mechanism (3) are all driven by cylinders.

7. A reversible contact heating device according to claim 5, characterized in that: The first heating block (8), the second heating block (9) and the third heating block (10) are all made of metal.

8. The reversible contact heating device according to claim 1, characterized in that: Also includes: A first hinge block (11), wherein the first hinge block (11) is arranged on the fixed flap (5) and is mechanically connected thereto, and the fixed flap (5) is hinged to the fixed base (4) via the first hinge block (11).

Images