High-temperature vacuum furnace for heat treatment processing

Abstract

The utility model provides a high-temperature vacuum furnace for heat treatment processing, which structurally comprises a high-temperature vacuum furnace body and a sliding frame, the top of the sliding frame is connected with a frame in a sliding manner, deflection seats are welded on the left side and the right side of the front end of the frame, the tops of the deflection seats are movably connected with deflection frames, and the deflection frames are welded on the deflection seats. The top and the bottom of the deflection frame are movably connected with a supporting rod and an electric push rod correspondingly, the supporting rod is adjusted to face the rear end of the frame, the electric push rod lifts the supporting rod to complete assembling of the limiting protrusion and the butt joint hole, the frame can move conveniently, the goods shelf is pulled out of the high-temperature vacuum furnace body, and at the moment, the electric push rod lowers the supporting rod to relieve supporting of the supporting rod to the goods shelf. At the moment, the overall gravity center of the goods shelf and the goods placed on the goods shelf is still located on the positioning sliding rail of the high-temperature vacuum furnace body, the sliding base drives the vehicle frame to move towards the rear portion of the sliding frame, the supporting rod is deflected to the front portion of the vehicle frame, the goods shelf continues to be pulled outwards, and traction, pulling-out and recycling treatment of the goods shelf are achieved in the limited space below the high-temperature vacuum furnace body.

Description

TECHNICAL FIELD

[0001] The utility model mainly relates to high temperature vacuum furnace technical field, concretely relates to a high temperature vacuum furnace for heat treatment processing. BACKGROUND

[0002] The high temperature vacuum furnace is a device for heating treatment under vacuum environment, which can effectively avoid oxidation and decarburization of metal workpieces and reduce the influence of impurities on the workpieces.

[0003] The existing patent (publication number: CN219934615U) discloses a high temperature vacuum furnace with built-in graphite sliding rail, which comprises a vacuum furnace body, a frame with a cavity in the vacuum furnace body, at least two groups of splicing frames are detachably arranged on the inner side of the frame, a sliding rail is arranged on at least one side inner wall of the area surrounded by the at least two groups of splicing frames, and a plurality of pulleys are slidably arranged on the sliding rail. The heating object is placed on the pulley of the splicing frame, so that the heating object can be quickly put into the furnace or taken out of the furnace.

[0004] The frame for placing the workpiece is slidably designed in the high temperature vacuum furnace body. In actual use, the frame is pulled out of the high temperature vacuum furnace body to realize the design of quick entering or taking out of the furnace. When used on the product provided with a support framework and other structures outside the high temperature vacuum furnace body, a support structure needs to be arranged below such a frame, and the support structure can provide support for the frame on the ground when the frame is pulled out. If the support structure is directly assembled on the frame, it will result in large overall weight of the frame and the inability to use electrical, hydraulic or pneumatic structural members, and meanwhile, the internal load capacity of the vacuum furnace is also increased when the vacuum furnace is working.

[0005] The inventor proposes a high temperature vacuum furnace for heat treatment processing, which simplifies the structure of the goods shelf in the high temperature vacuum furnace body by arranging a mobile traction support assembly in the limited space below the high temperature vacuum furnace body for carrying workpieces, and simultaneously arranges the mobile traction support assembly outside the high temperature vacuum furnace body, which is convenient for subsequent maintenance and repair. UTILITY MODEL CONTENTS

[0006] 1. The technical problem solved by the utility model is:

[0007] The utility model provides a high temperature vacuum furnace for heat treatment processing, which solves the technical problem of inconvenient use of the existing equipment.

[0008] 2. Technical scheme:

[0009] To achieve the above purpose, the utility model provides a technical scheme: a high temperature vacuum furnace for heat treatment processing, which comprises the following structure:

[0010] The high-temperature vacuum furnace body is provided with positioning slide rails symmetrically arranged on the bottom of the inner wall, and shelves are arranged above the slide rails.

[0011] The top of the sliding frame is connected with a vehicle frame, the front end of the vehicle frame is welded with a deflection seat on the left and right sides, the top of the deflection seat is movably connected with a deflection frame, and the top and bottom of the deflection frame are movably connected with a supporting rod and an electric push rod respectively.

[0012] Further, the right side of the front and rear ends of the high-temperature vacuum furnace body is fixedly provided with a connecting plate, the outer side of the connecting plate is movably connected with a connecting frame, the left end of the connecting frame is movably connected with a sealing door, and the opposite sides of the two sealing doors are respectively sleeved with the front and rear ends of the high-temperature vacuum furnace body.

[0013] Further, the bottom of the shelf is movably connected with a plurality of pulleys on the left and right sides, a plurality of weight-reducing holes are fixedly arranged in the middle of the shelf at equal intervals from front to back, and butt joint holes are fixedly arranged on the left and right sides of the front end of the shelf.

[0014] Further, the left and right sides of the sliding frame are fixedly connected with the left and right sides of the bottom of the front end of the high-temperature vacuum furnace body, a driving motor is fixedly arranged at the rear end of the sliding frame, the front and rear ends of the sliding frame are movably connected with the front and rear ends of a lead screw respectively, the rear end of the lead screw is fixedly connected with the front section of the driving motor, the left and right ends of the sliding frame are movably connected with sliding rods, the outer side of the lead screw is threadedly connected with a sliding seat, the moving stroke of the sliding seat on the sliding frame is 1:3.4 of the length of the shelf, the left and right sides of the sliding seat are movably connected with the inner walls of the left and right sides of the sliding frame, the left and right ends of the sliding seat are movably sleeved with the outer sides of the two sliding rods, and the top of the sliding seat is fixedly connected with the bottom of the rear end of the vehicle frame.

[0015] Further, the bottom of the front end of the vehicle frame is fixedly provided with a mounting seat, a rotating shaft is movably connected through the mounting seat from the left end to the right end, and supporting wheels are detachably connected to the left and right ends of the rotating shaft.

[0016] Further, the top of the supporting rod abuts against the bottom of the shelf, a limiting protrusion is fixedly arranged on the top of the supporting rod, the limiting protrusion is matched with the butt joint hole, and the middle of the supporting rod is movably connected with the top of the electric push rod.

[0017] 3. Beneficial effects:

[0018] Compared with the prior art, the technical scheme has the following beneficial effects:

[0019] The utility model provides a high temperature vacuum furnace for heat treatment processing, open the sealing door of high temperature vacuum furnace body front part, when the frame moves below high temperature vacuum furnace body, adjust the support rod to the rear end of frame, the electric push rod lifts the support rod and completes the assembly of limiting protrusion and butt joint hole, conveniently frame continues to move and draws out the goods shelf from high temperature vacuum furnace body, at this moment, the electric push rod lowers the support rod and removes the support of support rod to goods shelf, at this moment, the overall gravity center of goods shelf and the goods placed on it after is still on the positioning slide rail of high temperature vacuum furnace body, the slide base drives the frame to move to the rear of slide base, deflects the support rod to the front of frame, and the electric push rod and support rod cooperate and provide support to the front end of goods shelf, continue to draw the goods shelf outward, realize the traction of goods shelf and recycling in the limited space below high temperature vacuum furnace body, conveniently user uses the equipment such as forklift and places workpiece above goods shelf,

[0020] The utility model provides a high temperature vacuum furnace for heat treatment processing, through frame and slide base and so on structure design in the outside of high temperature vacuum furnace body, the subsequent maintenance work of equipment is convenient to carry out, compared with the current equipment, the structure of goods shelf is simplified, realizes the design target of maximum limit of this equipment in the limited space below high temperature vacuum furnace body and draws out and sends in from high temperature vacuum furnace body.

[0021] The parts not involved in the device are the same as the prior art or can be realized by using the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is the front view of the structure of the utility model;

[0023] Figure 2 It is the perspective view of the high temperature vacuum furnace body structure of the utility model;

[0024] Figure 3 It is the half cutaway perspective view of the high temperature vacuum furnace body structure of the utility model;

[0025] Figure 4 It is the perspective view of the high temperature vacuum furnace body structure of the utility model;

[0026] Figure 5 It is the perspective view of the frame structure of the utility model;

[0027] Figure 6 It is the perspective view of the goods shelf structure of the utility model;

[0028] Figure 7 It is the perspective view of the goods shelf structure of the utility model Figure 6 It is the enlarged view of structure A in the utility model;

[0029] Figure 8 It is the perspective view of the positioning slide rail structure of the utility model;

[0030] Figure 9 is the utility model Figure 8 is the utility model

[0031] Reference signs:

[0032] High temperature vacuum furnace body-1;Connecting plate-11;Connecting frame-12;Sealing door-13;

[0033] Positioning slide rail-2;

[0034] Goods shelf-3;Pulley-31;Weight reduction hole-32;Butt joint hole-33;

[0035] Slide-4;Driving motor-41;Lead screw-42;Slide rod-43;Slide-44;

[0036] Frame-5;Mounting seat-51;Rotating shaft-52;Support wheel-53;

[0037] Deflection seat-6;

[0038] Deflection frame-7;

[0039] Supporting rod-8;Limiting protrusion-81;

[0040] Electric push rod-9. DETAILED DESCRIPTION

[0041] In order to facilitate the understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings, the drawings show several embodiments of the utility model, however, the utility model can be realized in many different forms, and is not limited to the embodiments described herein, on the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0042] It should be noted that when an element is referred to as "fixed to" another element, it can be directly on another element or there can be a middle element; when an element is referred to as "connected" to another element, it can be directly connected to another element or there can be a middle element; the terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0043] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the utility model belongs; the terms used in the specification of the utility model herein are only for the purpose of describing specific embodiments and are not intended to limit the utility model; the term "and / or" used herein includes any and all combinations of one or more related listed items.

[0044] Referring to the drawings Figures 1-9The utility model provides a high temperature vacuum furnace for heat treatment processing, including following structure:

[0045] High temperature vacuum furnace body 1, the inside wall bottom of high temperature vacuum furnace body 1 is fixed with the positioning slide rail 2 left and right symmetry, the upper portion of positioning slide rail 2 is equipped with goods shelves 3.

[0046] The top of sliding bracket 4 is slidably connected with frame 5, the front end of frame 5 is welded with deflection seat 6 left and right sides, the top of deflection seat 6 is movably connected with deflection frame 7, and the top and bottom of deflection frame 7 are movably connected with support rod 8 and electric push rod 9 respectively.

[0047] In the embodiment, the right side of the front and rear end of high temperature vacuum furnace body 1 is fixed with connecting plate 11, the outer side of connecting plate 11 is movably connected with connecting frame 12, the left end of connecting frame 12 is movably connected with sealing door 13, and the opposite sides of the two sealing doors 13 are respectively sleeved with the front and rear end of high temperature vacuum furnace body 1.

[0048] Connecting plate 11 and connecting frame 12 structure are used as the assembly structure of high temperature vacuum furnace body 1 and sealing door 13, and the structure is reasonable in design and convenient for production.

[0049] In the embodiment, the bottom left and right sides of goods shelves 3 are movably connected with a plurality of pulleys 31, a plurality of weight reduction holes 32 are fixedly arranged in the middle of goods shelves 3 from front to back at equal intervals, and butt joint holes 33 are fixedly arranged on the left and right sides of the front end of goods shelves 3.

[0050] The pulley 31 arranged between goods shelves 3 and positioning slide rail 2 is convenient for user to draw out goods shelves 3 from high temperature vacuum furnace body 1, and it is convenient for worker to stack metal workpieces needing heat treatment on goods shelves 3.

[0051] In the embodiment, the left and right sides of the sliding frame 4 are fixedly connected with the left and right sides of the bottom of the front end of the high-temperature vacuum furnace body 1, the rear end of the sliding frame 4 is fixedly provided with a driving motor 41, the front and rear ends of the sliding frame 4 are movably connected with the front and rear ends of a lead screw 42, the rear end of the lead screw 42 is fixedly connected with the front section of the driving motor 41, the left and right ends of the sliding frame 4 are movably connected with sliding rods 43, the outer side of the lead screw 42 is threadedly connected with a sliding seat 44, the moving stroke of the sliding seat 44 on the sliding frame 4 is 1:3.4 of the length of the rack 3, the left and right sides of the sliding seat 44 are slidably connected with the inner walls of the left and right sides of the sliding frame 4, the left and right ends of the sliding seat 44 are movably sleeved with the outer sides of the two sliding rods 43, the top of the sliding seat 44 is fixedly connected with the rear end of the bottom of a vehicle frame 5, the front end of the bottom of the vehicle frame 5 is fixedly provided with a mounting seat 51, a rotating shaft 52 is movably connected through the mounting seat 51 from the left end to the right end of the mounting seat 51, and support wheels 53 are detachably connected with the left and right ends of the rotating shaft 52. The driving motor 41 drives the lead screw 42 to rotate, thereby completing the adjustment of the working position of the sliding seat 44 on the sliding frame 4. The sliding frame 4 and the sliding rod 43 cooperate to provide movement guidance for the sliding seat 44. The front part of the vehicle frame 5 is conveniently moved under the driving of the sliding seat 44 through the cooperation of the mounting seat 51, the rotating shaft 52 and the support wheels 53.

[0052] In the embodiment, the top of the support rod 8 abuts against the bottom of the rack 3, the top of the support rod 8 is fixedly provided with a limiting protrusion 81, the limiting protrusion 81 cooperates with the butt joint hole 33, and the middle part of the support rod 8 is movably connected with the top of the electric push rod 9.

[0053] The deflection seat 6 and the deflection frame 7 cooperate to change the pitch adjustment of the support rod 8 towards the rear side of the vehicle frame 5 or towards the front part of the vehicle frame 5 in combination with the pitch adjustment of the support rod 8 by the electric push rod 9.

[0054] When the sealing door 13 of the front part of the high-temperature vacuum furnace body 1 is opened and the vehicle frame 5 moves below the high-temperature vacuum furnace body 1, the support rod 8 is adjusted to be towards the rear end of the vehicle frame 5, the electric push rod 9 lifts the support rod 8 to complete the assembly of the limiting protrusion 81 and the butt joint hole 33, thereby conveniently moving the vehicle frame 5 to pull out the rack 3 from the high-temperature vacuum furnace body 1. At this time, the electric push rod 9 lowers the support rod 8 to release the support of the support rod 8 to the rack 3. At this time, the overall center of gravity of the rack 3 and the goods placed thereon is still on the positioning slide rail 2 of the high-temperature vacuum furnace body 1, the sliding seat 44 drives the vehicle frame 5 to move towards the rear part of the sliding frame 4, the support rod 8 is deflected to the front part of the vehicle frame 5, the electric push rod 9 cooperates with the support rod 8 to provide support for the front end of the rack 3, and the rack 3 is continuously pulled outwards to realize the pulling out and recycling of the rack 3 in the limited space below the high-temperature vacuum furnace body 1, thereby conveniently enabling the user to use a forklift or the like to place workpieces above the rack 3.

[0055] The above-described embodiments only express certain implementation manners of the present application, and the description is relatively specific and detailed, but should not be understood as a limitation on the scope of the present application; it should be pointed out that, for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which all belong to the protection scope of the present application; therefore, the protection scope of the present application patent should be subject to the appended claims.

Claims

1. A high-temperature vacuum furnace for heat treatment processing, characterized by: The application relates to a high-temperature vacuum furnace body (1) which is provided with a positioning sliding rail (2) on the inner wall bottom of the high-temperature vacuum furnace body (1), and a goods shelf (3) is arranged above the positioning sliding rail (2). A sliding frame (4) is provided with a vehicle frame (5) which is slidably connected to the top of the sliding frame (4), and a deflection seat (6) is welded to the front end of the vehicle frame (5) on the left and right sides, and a deflection frame (7) is movably connected to the top of the deflection seat (6), and a supporting rod (8) and an electric push rod (9) are movably connected to the top and the bottom of the deflection frame (7) respectively. A connecting frame (12) is movably connected to the outer side of the connecting plate (11), and a sealing door (13) is movably connected to the left end of the connecting frame (12), and the opposite sides of the two sealing doors (13) are sleeved with the front end and the rear end of the high-temperature vacuum furnace body (1) respectively.

2. The high-temperature vacuum furnace for heat treatment processing according to claim 1, characterized in that: A plurality of pulleys (31) are movably connected to the bottom of the goods shelf (3) on the left and right sides, a plurality of weight-reducing holes (32) are fixedly arranged at equal intervals from front to back in the middle of the goods shelf (3), and butt joint holes (33) are fixedly arranged on the left and right sides of the front end of the goods shelf (3).

3. The high-temperature vacuum furnace for heat treatment processing according to claim 1, characterized in that: The left and right sides of the sliding frame (4) are fixedly connected with the left and right sides of the bottom of the front end of the high-temperature vacuum furnace body (1), a driving motor (41) is fixedly arranged at the rear end of the sliding frame (4), the front end and the rear end of the sliding frame (4) are movably connected with the front end and the rear end of a lead screw (42) respectively, the rear end of the lead screw (42) is fixedly connected with the front section of the driving motor (41), the left and right ends of the sliding frame (4) are movably connected with sliding rods (43), the outer side of the lead screw (42) is threadedly connected with a sliding seat (44), the moving stroke of the sliding seat (44) on the sliding frame (4) is 1:3.4 of the length of the goods shelf (3), the left and right sides of the sliding seat (44) are slidably connected with the left and right sides of the inner wall of the sliding frame (4), the left and right ends of the sliding seat (44) are movably sleeved with the outer sides of the two sliding rods (43), and the top of the sliding seat (44) is fixedly connected with the rear end bottom of the vehicle frame (5).

4. The high-temperature vacuum furnace for heat treatment processing according to claim 1, characterized in that: A mounting seat (51) is fixedly arranged at the front end bottom of the vehicle frame (5), a rotating shaft (52) is movably connected through the mounting seat (51) from the left end to the right end, and supporting wheels (53) are detachably connected to the left and right ends of the rotating shaft (52).

5. The high-temperature vacuum furnace for heat treatment processing according to claim 1, characterized in that: The top of the supporting rod (8) abuts against the bottom of the goods shelf (3), a limiting protrusion (81) is fixedly arranged at the top of the supporting rod (8), the limiting protrusion (81) is matched with the butt joint hole (33), and the middle part of the supporting rod (8) is movably connected with the top abutting end of the electric push rod (9).

6. The high-temperature vacuum furnace for heat treatment processing according to claim 1, characterized in that: ​

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