Heat treatment device convenient for taking out workpiece

Abstract

The heat treatment device comprises a furnace body, a pushing table assembly is arranged at the inner bottom of the furnace body, a lifting table assembly is arranged at the top of the pushing table assembly, and a rotating table assembly is arranged at the top of the lifting table assembly; the push table assembly comprises a first table plate and a push table driving mechanism, the first table plate is horizontally and slidably arranged in the furnace body in the front-back direction, the front end of the first table plate extends out of the furnace body when the first table plate slides forwards, and the push table driving mechanism is used for driving the first table plate to slide; the lifting table assembly comprises a second table plate and a lifting driving mechanism, the second table plate is horizontally located above the top of the first table plate, and the lifting driving mechanism is installed at the top of the first table plate and used for driving the second table plate to move up and down; the rotating table assembly comprises a third table plate, and the third table plate is horizontally located at the top of the second table plate and rotationally connected with the second table plate; and the workpiece can be quickly taken out from the furnace body after heat treatment, so that the efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of heat treatment devices, in particular to a heat treatment device which is convenient for taking out a workpiece. Background Art

[0002] After casting, metal workpieces usually need to be heat treated according to the material to achieve the required material properties. The heat treatment device is a container equipment made of refractory materials. It uses gas or electricity as a heating source and the workpiece is placed inside for heating.

[0003] At present, the workpiece is generally deep inside the heat treatment furnace during heat treatment. After the heat treatment is completed, it is necessary to go deep into the furnace to take out the workpiece. However, the temperature inside the furnace is relatively high right after the heat treatment is completed, and due to the limited opening size of the furnace, it is difficult to use the tools after they go deep into the furnace, resulting in difficulty in quickly taking the workpiece out of the furnace, reducing the heat treatment efficiency of the workpiece. For this reason, we propose a heat treatment device that is convenient for taking out the workpiece. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a heat treatment device that is convenient for taking out a workpiece. After the heat treatment is completed, the workpiece can be quickly taken out from the inside of the furnace, thereby improving efficiency.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0006] A heat treatment device for facilitating workpiece removal comprises a furnace body, a push table assembly is arranged at the inner bottom of the furnace body, a lifting table assembly is arranged on the top of the push table assembly, and a rotating table assembly is arranged on the top of the lifting table assembly;

[0007] The push table assembly includes a first table plate and a push table driving mechanism, wherein the first table plate is horizontal and is slidably arranged inside the furnace body in the front-to-back direction, and when the first table plate slides forward, its front end extends out of the furnace body, and the push table driving mechanism is used to drive the sliding of the first table plate;

[0008] The lifting platform assembly includes a second platform and a lifting drive mechanism, wherein the second platform is horizontally located above the top of the first platform, and the lifting drive mechanism is installed on the top of the first platform and is used to drive the second platform to move up and down;

[0009] The rotating table assembly includes a third table plate, which is horizontally located on the top of the second table plate and is rotatably connected to the second table plate.

[0010] As a preferred solution of a heat treatment device that is convenient for removing workpieces as described in the utility model, wherein: the push table driving mechanism includes a connecting sleeve, a screw and a bidirectional motor, the screw is located parallel to and below the bottom of the first table plate, and is rotatably connected to the inner wall of the furnace body, the connecting sleeve is fixed to the rear end bottom of the first table plate, and the connecting sleeve and the screw are threadedly connected, and the bidirectional motor is installed on the rear end outer wall of the furnace body and is transmission-connected to the screw.

[0011] As a preferred solution of a heat treatment device for facilitating the removal of workpieces described in the utility model, the push table driving mechanism also includes a guide rod, which is located below the bottom of the first table plate and is distributed parallel to the screw rod. Two connecting sleeves are provided and are symmetrically distributed on both sides of the bottom of the first table plate, one of the connecting sleeves is threadedly connected to the screw rod, and the other connecting sleeve is slidingly connected to the guide rod.

[0012] As a preferred solution of a heat treatment device that is convenient for removing workpieces described in the utility model, the lifting drive mechanism includes a threaded sleeve and a screw, the threaded sleeve is rotatably arranged on the top of the first table, the screw is vertically connected to the bottom of the second table, the screw penetrates the threaded sleeve and the first table, and the screw and the threaded sleeve are threadedly engaged.

[0013] As a preferred solution of a heat treatment device that is convenient for removing workpieces as described in the utility model, the lifting drive mechanism also includes a gear ring, a worm, an outer frame and a handle, the outer frame is connected to the top surface of the first platen and covers the threaded sleeve, the gear ring is fixed to the outer side wall of the threaded sleeve, the worm is rotatably arranged on the inner wall of the outer frame and meshes with the gear ring, and the handle is located outside the outer frame and is connected and fixed to the worm.

[0014] As a preferred solution of a heat treatment device that is convenient for removing workpieces described in the utility model, the lifting drive mechanism also includes a positioning sleeve and a limiting slide rod, the positioning sleeve is connected to the top surface of the first table plate, the limiting slide rod is connected to the bottom surface of the second table plate, and the limiting slide rod and the positioning sleeve are slidably connected up and down.

[0015] As a preferred solution of a heat treatment device for facilitating the removal of workpieces described in the utility model, wherein: the center of the bottom surface of the third platen is rotatably connected to the top surface of the third platen by an axis, a universal wheel is hingedly provided at the bottom of the outer edge of the third platen, at least three universal wheels are designed and symmetrically distributed about the axis, an annular groove is opened on the top surface of the second platen with the rotation point of the third platen as the center, and the bottom surface of the universal wheel is in contact with the annular groove.

[0016] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0017] Through the designed push table assembly, lifting table assembly and rotating table assembly, the push table assembly pushes the lifting table assembly and the rotating table assembly out of the furnace body. The rotating table assembly is located outside the furnace body and has a larger operating space, which is convenient for personnel to operate. The lifting table assembly adjusts the height of the rotating table assembly so that the distance between the workpieces of different sizes placed on the rotating table assembly and the heat source is consistent. The workpiece is placed on the rotating table assembly and can be rotated to adjust the direction so that the end of the workpiece that is easy to pick up faces the operator. The rotating table assembly is outside the furnace body, so the workpiece is placed outside the furnace body, and there is no need to go deep into the furnace body to pick up the workpiece. It is located outside the furnace body and has a larger operating space for picking up the workpiece. The workpiece can be quickly taken out from the furnace body after heat treatment, which is beneficial to improving efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The figure is a schematic diagram of the structure of a heat treatment device which is convenient for removing workpieces.

[0019] Figure 2 The present invention is a schematic diagram of a push table driving mechanism of a heat treatment device for facilitating the removal of workpieces.

[0020] Figure 3 The present invention is a schematic diagram of a lifting and driving mechanism of a heat treatment device for facilitating the removal of workpieces.

[0021] Figure 4 The figure is a schematic diagram of a second platen of a heat treatment device for facilitating the removal of workpieces.

[0022] Among them: 1. furnace body; 2. first platen; 3. second platen; 4. third platen; 5. connecting sleeve; 6. screw; 7. bidirectional motor; 8. guide rod; 9. threaded sleeve; 10. screw; 11. gear ring; 12. worm; 13. outer frame; 14. turning handle; 15. positioning sleeve; 16. limiting slide rod; 17. universal wheel; 18. ring groove. DETAILED DESCRIPTION

[0023] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0024] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0025] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0026] Example

[0027] Please refer to Figures 1 to 4 As shown, this embodiment provides a heat treatment device that is convenient for removing workpieces, including a furnace body 1, a push table assembly is arranged at the inner bottom of the furnace body 1, a lifting table assembly is arranged on the top of the push table assembly, and a rotating table assembly is arranged on the top of the lifting table assembly; the push table assembly includes a first table plate 2 and a push table driving mechanism, the first table plate 2 is horizontally and slidably arranged in the interior of the furnace body 1 in the front and rear directions, and when the first table plate 2 slides forward, its front end extends out of the furnace body 1, and the push table driving mechanism is used to drive the sliding of the first table plate 2; the lifting table assembly includes a second table plate 3 and a lifting driving mechanism, the second table plate 3 is horizontally located above the top of the first table plate 2, the lifting driving mechanism is installed on the top of the first table plate 2, and is used to drive the up and down displacement of the second table plate 3; the rotating table assembly includes a third table plate 4. The third table plate 4 is horizontally located on the top of the second table plate 3 and is rotatably connected to the second table plate 3. The push table assembly pushes the lifting table assembly and the rotating table assembly out of the furnace body 1. The rotating table assembly is located outside the furnace body 1 and has a larger operating space, which is convenient for personnel to operate. The lifting table assembly adjusts the height of the rotating table assembly so that the distance between the workpieces of different sizes placed on the rotating table assembly and the heat source is consistent. The workpiece is placed on the rotating table assembly and can be rotated to adjust the direction so that the end of the workpiece that is easy to pick up faces the operator. The rotating table is outside the furnace body 1, so the workpiece is placed outside the furnace body 1, and there is no need to go deep into the furnace body 1 to pick up the workpiece. It is located outside the furnace body 1 and has a larger operating space for picking up the workpiece. The workpiece can be quickly taken out from the furnace body 1 after heat treatment.

[0028] Specifically, the push platform driving mechanism includes a connecting sleeve 5, a screw rod 6 and a bidirectional motor 7. The screw rod 6 is located parallel to and below the bottom of the first platform 2 and is rotatably connected to the inner wall of the furnace body 1. The connecting sleeve 5 is fixed to the rear end bottom of the first platform 2, and the connecting sleeve 5 and the screw rod 6 are connected by a threaded sleeve 9. The bidirectional motor 7 is installed on the rear end outer wall of the furnace body 1 and is transmission-connected between the screw rod 6; it also includes a guide rod 8, which is located below the bottom of the first platform 2 and is distributed parallel to the screw rod 6. Two connecting sleeves 5 are provided and are symmetrically distributed on both sides of the bottom of the first platform 2, one of the connecting sleeves 5 and the screw rod 6 is connected by a threaded sleeve 9, and the other connecting sleeve 5 and the guide rod 8 are connected by a sliding sleeve. The bidirectional motor 7 drives the screw rod 6 to rotate. Since the connecting sleeve 5 and the screw rod 6 are threadedly screwed and fixed to the first platform 2, the rotation of the screw rod 6 will move the connecting sleeve 5 forward and backward, driving the first platform 2 to slide forward and backward.

[0029] Specifically, the lifting drive mechanism includes a threaded sleeve 9 and a screw 10, the threaded sleeve 9 is rotatably arranged on the top of the first platform 2, the screw 10 is vertically connected to the bottom of the second platform 3, the screw 10 penetrates the threaded sleeve 9 and the first platform 2, and the screw 10 and the threaded sleeve 9 are threadedly engaged; it also includes a gear ring 11, a worm 12, an outer frame 13 and a handle 14, the outer frame 13 is connected to the top surface of the first platform 2 and blocks the threaded sleeve 9, the gear ring 11 is fixed to the outer side wall of the threaded sleeve 9, the worm 12 is rotatably arranged on the inner wall of the outer frame 13, and meshes with the gear ring 11, and the handle 14 is turned. 4 is located outside the outer frame 13 and is connected and fixed with the worm 12; it also includes a positioning sleeve 15 and a limiting slide 16, the positioning sleeve 15 is connected to the top surface of the first table 2, the limiting slide 16 is connected to the bottom surface of the second table 3, the limiting slide 16 and the positioning sleeve 15 are slidably sleeved up and down, the turning handle 14 controls the rotation of the worm 12, the worm 12 is engaged to drive the rotation of the gear ring 11, and the gear ring 11 drives the rotation of the threaded sleeve 9. Since the screw rod 10 is fixed to the second table 3, the rotation of the threaded sleeve 9 drives the screw rod 10 to move up and down, and the screw rod 10 drives the second table 3 to move up and down.

[0030] Specifically, the center of the bottom surface of the third table plate 4 is rotatably connected to the top surface of the third table plate 4 by an axis, and a universal wheel 17 is hingedly provided at the bottom of the outer edge of the third table plate 4. At least three universal wheels 17 are designed and are symmetrically distributed about the axis. An annular groove 18 is opened on the top surface of the second table plate 3 with the rotation point of the third table plate 4 as the center of the circle, and the bottom surface of the universal wheel 17 is in contact with the annular groove 18. The third table plate 4 of the rotating table assembly rotates about the central axis, and the universal wheel 17 rolls along the annular groove 18 in coordination with the rotation of the third table plate 4, and the universal wheel 17 provides support for the outer edge of the third table plate 4.

[0031] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A heat treatment device for facilitating workpiece removal, comprising a furnace body (1), characterized in that: The inner bottom of the furnace body (1) is provided with a push platform assembly, the top of the push platform assembly is provided with a lifting platform assembly, and the top of the lifting platform assembly is provided with a rotating platform assembly; The push table assembly comprises a first table plate (2) and a push table driving mechanism, wherein the first table plate (2) is horizontally arranged inside the furnace body (1) and slides in the front-to-back direction, and when the first table plate (2) slides forward, its front end extends out of the furnace body (1), and the push table driving mechanism is used to drive the sliding of the first table plate (2); The lifting platform assembly comprises a second platform (3) and a lifting drive mechanism, wherein the second platform (3) is horizontally located above the top of the first platform (2), and the lifting drive mechanism is installed on the top of the first platform (2) and is used to drive the second platform (3) to move up and down; The rotating table assembly comprises a third table plate (4), wherein the third table plate (4) is horizontally located on the top of the second table plate (3) and is rotatably connected to the second table plate (3).

2. A heat treatment device for facilitating workpiece removal according to claim 1, characterized in that: The push table driving mechanism comprises a connecting sleeve (5), a screw rod (6) and a bidirectional motor (7); the screw rod (6) is located parallel to and below the bottom of the first table plate (2) and is rotatably connected to the inner wall of the furnace body (1); the connecting sleeve (5) is fixed to the rear end bottom of the first table plate (2), and a threaded sleeve (9) is connected between the connecting sleeve (5) and the screw rod (6); the bidirectional motor (7) is installed on the rear end outer wall of the furnace body (1) and is transmission-connected to the screw rod (6).

3. A heat treatment device for facilitating workpiece removal according to claim 2, characterized in that: The push platform driving mechanism also includes a guide rod (8), which is located below the bottom of the first platform (2) and is distributed parallel to the screw rod (6). Two connecting sleeves (5) are provided and are symmetrically distributed on both sides of the bottom of the first platform (2), one of the connecting sleeves (5) is connected to the screw rod (6) by a threaded sleeve (9), and the other connecting sleeve (5) is connected to the guide rod (8) by a sliding sleeve.

4. A heat treatment device for facilitating workpiece removal according to claim 1, characterized in that: The lifting drive mechanism comprises a threaded sleeve (9) and a screw rod (10), wherein the threaded sleeve (9) is rotatably arranged on the top of the first platform (2), and the screw rod (10) is vertically connected to the bottom of the second platform (3), and the screw rod (10) penetrates the threaded sleeve (9) and the first platform (2), and the screw rod (10) and the threaded sleeve (9) are screwed together.

5. A heat treatment device for facilitating workpiece removal according to claim 4, characterized in that: The lifting drive mechanism further comprises a gear ring (11), a worm (12), an outer frame (13) and a turning handle (14); the outer frame (13) is connected to the top surface of the first platform (2) and covers the threaded sleeve (9); the gear ring (11) is fixed to the outer side wall of the threaded sleeve (9); the worm (12) is rotatably arranged on the inner wall of the outer frame (13) and meshes with the gear ring (11); and the turning handle (14) is located outside the outer frame (13) and is connected and fixed to the worm (12).

6. A heat treatment device for facilitating workpiece removal according to claim 4, characterized in that: The lifting drive mechanism further comprises a positioning sleeve (15) and a limiting slide bar (16); the positioning sleeve (15) is connected to the top surface of the first platform (2); the limiting slide bar (16) is connected to the bottom surface of the second platform (3); and the limiting slide bar (16) and the positioning sleeve (15) are slidably sleeved up and down.

7. A heat treatment device for facilitating workpiece removal according to claim 1, characterized in that: The center of the bottom surface of the third platform (4) is rotatably connected to the top surface of the third platform (4) by an axis, and a universal wheel (17) is hingedly arranged at the bottom of the outer edge of the third platform (4). The universal wheels (17) are designed in at least three forms and are symmetrically distributed about the axis. The top surface of the second platform (3) is provided with an annular groove (18) with the rotation point of the third platform (4) as the center, and the bottom surface of the universal wheel (17) is in contact with the annular groove (18).

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