Base frame structure for single-chamber gas quenching furnace

Abstract

The utility model relates to the technical field of gas quenching furnaces, in particular to a base frame structure for a single-chamber gas quenching furnace, which comprises a worktable, two groups of symmetrical fixing mechanisms are mounted at the lower end of the worktable close to two sides, and horizontal mechanisms are mounted on the outer sides of the fixing mechanisms. Two sets of symmetrical screws are in threaded connection with the positions, close to the two sides, of the upper end of the workbench, two sets of symmetrical fixing blocks are fixedly connected to the upper end of the workbench, and through mutual cooperation of a second pull rod and a first pull rod, when a mounting plate inclines under gravity, the first pull rod stretches out and draws back in a sliding rod through a second fixing shaft; the second fixing plate is always kept in a horizontal state, the stability of the furnace part in the quenching process can be ensured, potential safety hazards such as shaking or inclination are avoided, the expansion sleeve is pressed by the bolt in the moving process through mutual cooperation of the expansion sleeve and the bolt, it is ensured that the first fixing shaft is fixed to the ground through the suction cup, and the stability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of gas quenching furnace, especially a base frame structure for single-chamber gas quenching furnace. BACKGROUND

[0002] Quenching furnace is a furnace for heating workpieces before quenching. Quenching is a process of putting workpieces into a furnace to heat them to a quenching temperature above the critical point and keeping them for a period of time, and then quickly taking them out of the furnace and putting them into a quenching liquid (oil or water) for quenching. The heat source of the furnace can be electricity or fuel, and the temperature can be measured by a thermocouple. The furnace using electricity and gas or liquid fuel can be automatically controlled and regulated by an instrument.

[0003] The base frame structure of the existing single-chamber gas quenching furnace can only be used on a horizontal ground. When used on an inclined surface, it cannot ensure the stability and accuracy of the gas quenching furnace body during the working process, and it is relatively cumbersome to disassemble and inconvenient to clean and maintain. On the other hand, most base frames cannot adapt to workpieces of different sizes and weights, which is not convenient for meeting the needs of different industries. Therefore, the utility model provides a base frame structure for a single-chamber gas quenching furnace. SUMMARY

[0004] The main purpose of the utility model is to provide a base frame structure for a single-chamber gas quenching furnace, which can effectively solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model adopts the technical scheme of:

[0006] A base frame structure for a single-chamber gas quenching furnace, comprising a workbench, two groups of symmetrical fixing mechanisms are installed at the lower end of the workbench near both sides, horizontal mechanisms are installed on the outer side of the fixing mechanisms, two groups of symmetrical screws are threadedly connected at the upper end of the workbench near both sides, and two groups of symmetrical fixed blocks are fixedly connected to the upper end of the workbench.

[0007] Preferably, two groups of symmetrical sliding sleeves are slidingly connected to the upper end of the two groups of fixed blocks, two groups of clamping blocks are fixedly connected to the upper end of the two groups of sliding sleeves respectively, a first rack is fixedly connected to the lower end of one group of clamping blocks of the two groups of clamping blocks, a gear is meshingly connected to the outer side of the first rack, a second rack is meshingly connected to the outer side of the gear, the other group of clamping blocks of the two groups of clamping blocks are fixedly connected to the upper end of the second rack, a first rotating shaft is fixedly connected to the inner side of the gear, the output shaft of a motor is fixedly connected to the lower end of the first rotating shaft, and the motor is installed at the lower end of the workbench.

[0008] Preferably, the fixing mechanism comprises a first fixing plate fixedly connected with a screw, a first fixing shaft is fixedly connected to the lower end of the first fixing plate, a bolt is slidably connected to the outer side of the first fixing shaft, an expansion sleeve is slidably connected to the lower end of the bolt, and a fixing cylinder is fixedly connected to the lower end of the expansion sleeve.

[0009] Preferably, the outer side of the bolt is threadedly connected with the fixing cylinder, the first fixing shaft penetrates through the fixing cylinder, and a suction cup is fixedly connected to the outer side of the fixing cylinder.

[0010] Preferably, the horizontal mechanism comprises a mounting shell fixedly connected to the outer side of the first fixing shaft, a second fixing plate is fixedly connected to the lower end of the mounting shell, four groups of sleeves are fixedly connected to the second fixing plate, and a sliding rod is slidably connected to the lower end of the sleeve.

[0011] Preferably, the lower end of the sliding rod is fixedly connected with a first pull rod, a second fixing shaft is rotatably connected to the inner side of the first pull rod, a second pull rod is rotatably connected to the outer side of the second fixing shaft, a mounting plate is fixedly connected to the lower end of the second pull rod, and the mounting plate is fixedly connected with the bolt.

[0012] Compared with the prior art, the device has the following beneficial effects:

[0013] The device: through the cooperation of the second pull rod and the first pull rod, when the mounting plate is inclined under the action of gravity, the first pull rod is telescoped in the sliding rod through the second fixing shaft, so that the second fixing plate always maintains a horizontal state, the stability of the furnace piece during the quenching process is ensured, and potential safety hazards such as shaking or tilting are avoided, through the cooperation of the expansion sleeve and the bolt, the bolt is pressed against the expansion sleeve during movement, the first fixing shaft is fixed to the ground through the suction cup, the stability is improved, the gas quenching furnace works better, through the cooperation of the gear and the rack, the clamping block can be clamped according to the size of the gas quenching furnace, so as to meet the clamping needs of different furnace pieces. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained without creative labor on the basis of these drawings.

[0015] Figure 1 It is a whole structure schematic view of the base frame structure for the single-chamber gas quenching furnace of the present application.

[0016] Figure 2 It is a whole sectional view structure schematic view of the base frame structure for the single-chamber gas quenching furnace of the present application.

[0017] Figure 3 For the utility model discloses a base frame structure part structure diagram for single chamber gas quenching furnace Figure 1 ;

[0018] Figure 4 For the utility model discloses a base frame structure part structure diagram for single chamber gas quenching furnace Figure 2 ;

[0019] Figure 5 For the utility model discloses a base frame structure fixed mechanism whole section structure diagram for single chamber gas quenching furnace

[0020] Figure 6 For the utility model discloses a base frame structure horizontal mechanism whole section structure diagram for single chamber gas quenching furnace

[0021] Figure 7 For the utility model discloses a base frame structure horizontal mechanism part structure diagram for single chamber gas quenching furnace.

[0022] In the drawing: 1, workbench;2, fixed block;3, sliding sleeve;4, clamping block;5, first rack;6, gear;7, second rack;8, first rotating shaft;9, motor;10, screw;11, fixed mechanism;111, first fixed plate;112, first fixed shaft;113, bolt;114, expansion sleeve;115, fixed cylinder;116, suction cup;12, horizontal mechanism;121, installation shell;122, second fixed plate;123, sleeve;124, sliding rod;125, first pull rod;126, second fixed shaft;127, second pull rod;128, mounting plate. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0024] The utility model provides a base frame structure for single chamber gas quenching furnace as Figure 1 Figure 7 The utility model discloses a base frame structure for single chamber gas quenching furnace, including workbench 1, the lower end of workbench 1 is installed with two groups of symmetrical fixed mechanism 11 near both sides, and the outside of fixed mechanism 11 is installed with horizontal mechanism 12, and the upper end of workbench 1 is screw -threaded with two groups of symmetrical screw 10 near both sides, and the upper end of workbench 1 is fixedly connected with two groups of symmetrical fixed block 2.

[0025] ​In the embodiment, the upper ends of the two groups of fixed blocks 2 are slidably connected with two groups of symmetrical sliding sleeves 3, the upper ends of the two groups of sliding sleeves 3 are fixedly connected with two groups of clamping blocks 4, the lower end of one of the two groups of clamping blocks 4 is fixedly connected with a first rack 5, the outer side of the first rack 5 is meshingly connected with a gear 6, the outer side of the gear 6 is meshingly connected with a second rack 7, the upper end of the second rack 7 is fixedly connected with the other of the two groups of clamping blocks 4, the inner side of the gear 6 is fixedly connected with a first rotating shaft 8, the lower end of the first rotating shaft 8 is fixedly connected with the output shaft of a motor 9, and the motor 9 is installed at the lower end of the workbench 1.

[0026] Specifically, the motor 9 installed below the workbench 1 is started, the output shaft of the motor 9 drives the first rotating shaft 8 to rotate, the first rotating shaft 8 drives the gear 6 to rotate, the gear 6 drives the first rack 5 and the second rack 7 to move in opposite directions, the first rack 5 and the second rack 7 drive the two groups of clamping blocks 4 to move, and under the fixation of the sliding sleeves 3, the clamping blocks 4 move above the fixed blocks 2. The two groups of clamping blocks 4 are clamped and fixed to the gas quenching furnace through movement, and good stability is maintained.

[0027] In the embodiment, the fixing mechanism 11 includes a first fixed plate 111 fixedly connected with a screw 10, the lower end of the first fixed plate 111 is fixedly connected with a first fixed shaft 112, the outer side of the first fixed shaft 112 is slidably connected with a bolt 113, the lower end of the bolt 113 is slidably connected with an expansion sleeve 114, and the lower end of the expansion sleeve 114 is fixedly connected with a fixed cylinder 115.

[0028] Specifically, the expansion sleeve 114 is fixed on the outer side of the first fixed shaft 112, the first fixed shaft 112 is fixed to the ground through the suction cup 116, and the first fixed plate 111 is fixed to the workbench 1 by using the screw 10.

[0029] In the embodiment, the outer side of the bolt 113 is threadedly connected with the fixed cylinder 115, the first fixed shaft 112 penetrates through the fixed cylinder 115, and the outer side of the fixed cylinder 115 is fixedly connected with the suction cup 116.

[0030] Specifically, the suction cup 116 is first sucked to the floor, then the first fixed shaft 112 is placed inside the expansion sleeve 114, the bolt 113 is rotated to move downward until the bolt 113 is in close contact with the fixed cylinder 115.

[0031] In the embodiment, the horizontal mechanism 12 includes a mounting shell 121 fixedly connected with the outer side of the first fixed shaft 112, the lower end of the mounting shell 121 is fixedly connected with a second fixed plate 122, the second fixed plate 122 is fixedly connected with four groups of sleeves 123, and the lower end of the sleeve 123 is slidably connected with a sliding rod 124.

[0032] Specifically, the slide rod 124 is telescopic inside the sleeve 123 according to the inclination, so that the second fixed plate 122 is always in a horizontal state. The second fixed plate 122 fixes the position of the first fixed shaft 112 through the mounting shell 121, so that the workbench 1 is always kept horizontal.

[0033] In this embodiment, the lower end of the slide rod 124 is fixedly connected with the first pull rod 125, the inner side of the first pull rod 125 is rotatably connected with the second fixed shaft 126, the outer side of the second fixed shaft 126 is rotatably connected with the second pull rod 127, the lower end of the second pull rod 127 is fixedly connected with the mounting plate 128, and the lower end of the mounting plate 128 is fixedly connected with the bolt 113.

[0034] Specifically, when encountering an inclined surface, the suction cup 116 is sucked on the inclined surface, the mounting plate 128 is inclined due to gravity, the second pull rod 127 drives the first pull rod 125 to move downward through the second fixed shaft 126, and the first pull rod 125 drives the slide rod 124 to move.

[0035] Working principle: When the device is used, the suction cup 116 is first sucked on the floor, then the first fixed shaft 112 is placed inside the expansion sleeve 114, the bolt 113 is rotated to move downward until the bolt 113 is attached to the fixed cylinder 115, the expansion sleeve 114 is fixed outside the first fixed shaft 112, the first fixed shaft 112 is fixed to the ground through the suction cup 116, the screw 10 is used to fix the first fixed plate 111 and the workbench 1, after the fixing is completed, the motor 9 installed below the workbench 1 is started, the output shaft of the motor 9 drives the first rotating shaft 8 to rotate, the first rotating shaft 8 drives the gear 6 to rotate, the gear 6 drives the first rack 5 and the second rack 7 to move in opposite directions, the first rack 5 and the second rack 7 drive the two sets of clamping blocks 4 to move, under the fixation of the sliding sleeve 3, the clamping blocks 4 move above the fixed block 2, the two sets of clamping blocks 4 are clamped and fixed to the gas quenching furnace through movement, and good stability is maintained. When encountering an inclined surface, the suction cup 116 is sucked on the inclined surface, the mounting plate 128 is inclined due to gravity, the second pull rod 127 drives the first pull rod 125 to move downward through the second fixed shaft 126, and the first pull rod 125 drives the slide rod 124 to move. The slide rod 124 is telescopic inside the sleeve 123 according to the inclination, so that the second fixed plate 122 is always in a horizontal state. The second fixed plate 122 fixes the position of the first fixed shaft 112 through the mounting shell 121, so that the workbench 1 is always kept horizontal, which can ensure the stability of the furnace during the quenching process and avoid safety hazards such as shaking or tilting.

[0036] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A base frame structure for a single chamber gas quench furnace comprising a worktable (1), characterized in that: The lower end of the workbench (1) is provided with two groups of symmetrical fixing mechanisms (11) near both sides, the outer side of the fixing mechanism (11) is provided with a horizontal mechanism (12), the upper end of the workbench (1) is provided with two groups of symmetrical screws (10) near both sides, and the upper end of the workbench (1) is fixedly connected with two groups of symmetrical fixed blocks (2).

2. A base frame structure for a single chamber gas quench furnace as claimed in claim 1, wherein: The upper end of each of the two groups of fixed blocks (2) is slidably connected with two groups of symmetrical sliding sleeves (3), the upper end of each of the two groups of sliding sleeves (3) is fixedly connected with two groups of clamping blocks (4), the lower end of one of the two groups of clamping blocks (4) is fixedly connected with a first rack (5), the outer side of the first rack (5) is meshedly connected with a gear (6), the outer side of the gear (6) is meshedly connected with a second rack (7), the upper end of the second rack (7) is fixedly connected with the other group of clamping blocks (4) of the two groups of clamping blocks (4), the inner side of the gear (6) is fixedly connected with a first rotating shaft (8), the lower end of the first rotating shaft (8) is fixedly connected with the output shaft of a motor (9), and the motor (9) is installed at the lower end of the workbench (1).

3. A base frame structure for a single chamber gas quench furnace as claimed in claim 1, wherein: The fixing mechanism (11) comprises a first fixed plate (111) fixedly connected with the screw (10), the lower end of the first fixed plate (111) is fixedly connected with a first fixed shaft (112), the outer side of the first fixed shaft (112) is slidably connected with a bolt (113), the lower end of the bolt (113) is slidably connected with an expansion sleeve (114), and the lower end of the expansion sleeve (114) is fixedly connected with a fixed cylinder (115).

4. A base frame structure for a single chamber gas quench furnace as claimed in claim 3, wherein: The outer side of the bolt (113) is threadedly connected with the fixed cylinder (115), the first fixed shaft (112) penetrates the fixed cylinder (115), and the outer side of the fixed cylinder (115) is fixedly connected with a suction cup (116).

5. A base frame structure for a single chamber gas quench furnace as claimed in claim 1, wherein: The horizontal mechanism (12) comprises a mounting shell (121) fixedly connected with the outer side of the first fixed shaft (112), the lower end of the mounting shell (121) is fixedly connected with a second fixed plate (122), the second fixed plate (122) is fixedly connected with four groups of sleeves (123), and the lower end of the sleeve (123) is slidably connected with a sliding rod (124).

6. A base frame structure for a single chamber gas quench furnace as claimed in claim 5, wherein: The lower end of the sliding rod (124) is fixedly connected with a first pull rod (125), the inner side of the first pull rod (125) is rotatably connected with a second fixed shaft (126), the outer side of the second fixed shaft (126) is rotatably connected with a second pull rod (127), the lower end of the second pull rod (127) is fixedly connected with a mounting plate (128), and the lower end of the mounting plate (128) is fixedly connected with the bolt (113).

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