阅读说明：本技术 一种三综合试验箱的升降行走机构 (Lifting traveling mechanism of three-combination test box ) 是由 张志贤 彭军 于 2021-10-27 设计创作，主要内容包括：本发明涉及试验箱技术领域,具体涉及一种三综合试验箱的升降行走机构；活动交叉组件靠近滑轨的一端设置有两个滑动座,每个滑动座均与滑轨滑动连接,活动交叉组件靠近滑动板的一端设置有两个滑动体,每个滑动体均与滑槽滑动连接,每个动力组件的输出端分别与一个滑动体相对应,启动动力组件,带动滑动体在滑槽上平移,从而改变活动交叉组件的开合角度,进而调节活动交叉组件的整体高度,从而调节放置框架的整体高度,相较于传统方式中利用液压油缸调节三综合试验箱的运输框架的高度的方式,上述结构更加稳定。(The invention relates to the technical field of test boxes, in particular to a lifting traveling mechanism of a three-comprehensive test box; the one end that activity cross assembly is close to the slide rail is provided with two sliding seats, every sliding seat all with slide rail sliding connection, the one end that activity cross assembly is close to the slide plate is provided with two sliding bodies, every sliding body all with spout sliding connection, every power component's output is corresponding with a sliding body respectively, start power component, it translates on the spout to drive the sliding body, thereby change the angle of opening and shutting of activity cross assembly, and then adjust the whole height of activity cross assembly, thereby adjust the whole height of placing the frame, compare the mode of utilizing hydraulic cylinder to adjust the height of the transport frame of three combined test casees in traditional mode, above-mentioned structure is more stable.)

1. A lifting traveling mechanism of a three-comprehensive test chamber is characterized in that,

the lifting travelling mechanism of the three-comprehensive test box comprises a bottom plate, a travelling mechanism, a placing frame and a lifting mechanism, wherein the travelling mechanism is arranged below the bottom plate, elastic support columns are arranged at four bottom corners of the placing frame, one end of each elastic support column, which is far away from the placing frame, is detachably connected with the bottom plate, and the lifting mechanism is arranged between the upper part of the bottom plate and the lower part of the placing frame;

the lifting mechanism comprises two power components, a sliding plate and a movable cross component, a sliding rail is arranged at the bottom of the placing frame, the sliding plate is fixedly connected with the bottom plate and is positioned above the bottom plate, the sliding plate corresponds to the sliding rail, a sliding groove is formed in the sliding plate, two sliding seats are arranged at one end, close to the sliding rail, of the movable cross component, each sliding seat is in sliding connection with the sliding rail, two sliding bodies are arranged at one end, close to the sliding plate, of the movable cross component, each sliding body is in sliding connection with the sliding groove, two power components are further arranged above the bottom plate, the two power components are respectively positioned at two sides of the sliding plate, and the output end of each power component corresponds to one sliding body.

2. The elevating traveling mechanism of triple composite test chamber according to claim 1,

every power component all includes servo motor, lead screw and lead screw cover, servo motor with the bottom plate is dismantled and is connected, servo motor's output is provided with the lead screw, be provided with on the lead screw cover, the lead screw cover with the slider is dismantled and is connected.

3. The elevating traveling mechanism of triple composite test chamber according to claim 2,

the middle part of the sliding plate is also provided with a supporting plate, the two sides of the supporting plate are respectively provided with the placing holes, and one end of each screw rod, which is far away from the corresponding servo motor, is positioned in the placing holes.

4. The elevating traveling mechanism of triple composite test chamber according to claim 3,

the activity cross assembly includes first support arm, second support arm and fixed bolt, first support arm with the second support arm is the cross structure setting, fixed bolt is located first support arm with the intersection of second support arm, first support arm with the second support arm is close to the one end of sliding plate all is provided with first stabilizer blade, every all the activity is provided with on the first stabilizer blade the slider, first support arm with the second support arm is close to the one end of slide rail all is provided with the second stabilizer blade, every all the activity is provided with on the second stabilizer blade the sliding seat.

5. The elevating traveling mechanism of triple composite test chamber according to claim 1,

every the elastic support column all includes outer post, sleeve, interior post and spring, the one end of outer post with the bottom plate is dismantled and is connected, the other end of outer post is provided with the sleeve, the one end of interior post with the bottom of placing the frame is dismantled and is connected, the other end of interior post is located telescopic inside, the interior bottom of outer post is provided with the spring, the interior post is kept away from place the frame one end with the spring is corresponding.

6. The elevating traveling mechanism of triple composite test chamber according to claim 5,

every the outer prop all includes first cylinder and first mounting panel, every the inner prop all includes second cylinder, second mounting panel and supports and holds the board, the one end of first cylinder with first mounting panel fixed connection, the other end of first cylinder is provided with the sleeve, first mounting panel with the bottom plate is dismantled and is connected, the one end of second cylinder with second mounting panel fixed connection, the other end of second mounting panel is provided with support and hold the board, support hold the board with the spring is corresponding, the second mounting panel with place the frame and dismantle the connection.

Technical Field

The invention relates to the technical field of test boxes, in particular to a lifting traveling mechanism of a three-comprehensive test box.

Background

The three-comprehensive test box is a test box combining temperature, humidity and vibration, provides environmental simulation conditions for products in the industries of aerospace, aviation, automobiles, electronics and electricians and the like, and is one of essential key devices for product reliability tests.

In the transportation process of the three comprehensive test boxes, the lifting and walking functions realized by a common hydraulic lift truck are usually adopted, but the height of a frame body of the three comprehensive test boxes is controlled by a hydraulic oil cylinder, so that the structure is not stable enough.

Disclosure of Invention

The invention aims to provide a lifting travelling mechanism of a triple comprehensive test box, which solves the problem that the structure is not stable enough in the mode of controlling the height of a placing frame body of the triple comprehensive test box by adopting a hydraulic oil cylinder in the prior art.

In order to achieve the purpose, the invention provides a lifting travelling mechanism of a three-comprehensive test box, which comprises a bottom plate, a travelling mechanism, a placing frame and a lifting mechanism, wherein the travelling mechanism is arranged below the bottom plate, elastic support columns are arranged at four bottom corners of the placing frame, one end of each elastic support column, which is far away from the placing frame, is detachably connected with the bottom plate, and the lifting mechanism is arranged between the upper part of the bottom plate and the lower part of the placing frame;

the lifting mechanism comprises two power components, a sliding plate and a movable cross component, a sliding rail is arranged at the bottom of the placing frame, the sliding plate is fixedly connected with the bottom plate and is positioned above the bottom plate, the sliding plate corresponds to the sliding rail, a sliding groove is formed in the sliding plate, two sliding seats are arranged at one end, close to the sliding rail, of the movable cross component, each sliding seat is in sliding connection with the sliding rail, two sliding bodies are arranged at one end, close to the sliding plate, of the movable cross component, each sliding body is in sliding connection with the sliding groove, two power components are further arranged above the bottom plate, the two power components are respectively positioned at two sides of the sliding plate, and the output end of each power component corresponds to one sliding body.

The power assembly is started to drive the sliding body to translate on the sliding groove, so that the opening and closing angle of the movable cross assembly is changed, the overall height of the movable cross assembly is adjusted, the sliding seat translates in the sliding groove, the overall height of the placing frame is adjusted, and compared with a traditional mode that the height of a transportation frame of the three-comprehensive test box is adjusted by a hydraulic oil cylinder, the structure is more stable.

Each power assembly comprises a servo motor, a screw rod and a screw rod sleeve, the servo motor is detachably connected with the bottom plate, the output end of the servo motor is provided with the screw rod, the screw rod sleeve is arranged on the screw rod, and the screw rod sleeve is detachably connected with the sliding body.

The servo motor is started to drive the screw rod to rotate, and the screw rod sleeve is detachably connected with the sliding body, so that the sliding body is driven to translate on the sliding groove, and the opening and closing angle of the movable cross assembly is adjusted.

The middle of the sliding plate is further provided with a supporting plate, the two sides of the supporting plate are respectively provided with the placing holes, and one end, far away from the corresponding servo motor, of each screw rod is located inside the placing hole.

Every the lead screw is kept away from servo motor's one end all is located the backup pad place downthehole, through the backup pad is right the lead screw supports to avoid the lead screw with servo motor's junction atress is too big, reduces power component's life.

Wherein, activity crossing component includes first support arm, second support arm and fixed bolt, first support arm with the second support arm is the cross structure setting, fixed bolt is located first support arm with the intersection of second support arm, first support arm with the second support arm is close to the one end of sliding plate all is provided with first stabilizer blade, every all the activity is provided with on the first stabilizer blade the sliding body, first support arm with the second support arm is close to the one end of slide rail all is provided with the second stabilizer blade, every all the activity is provided with on the second stabilizer blade the sliding seat.

And inserting the fixing bolt into the intersection of the first supporting arm and the second supporting arm, and utilizing a connecting piece to movably connect the first support leg with the sliding body and movably connect the second support leg with the sliding seat, thereby completing the installation of the movable intersection component.

Wherein, every elastic support post all includes outer post, sleeve, interior post and spring, the one end of outer post with the bottom plate is dismantled and is connected, the other end of outer post is provided with the sleeve, the one end of interior post with the bottom of placing the frame is dismantled and is connected, the other end of interior post is located telescopic inside, the interior bottom of outer post is provided with the spring, interior post is kept away from place the frame the one end with the spring is corresponding.

Every the elastic support column all is provided with the sleeve, the sleeve is multistage sleeve, increase that can be very big the deformation volume of elastic support column to increase place the lift scope of frame.

Wherein, every the outer post all includes first cylinder and first mounting panel, every the inner prop all includes second cylinder, second mounting panel and supports and holds the board, the one end of first cylinder with first mounting panel fixed connection, the other end of first cylinder is provided with the sleeve, first mounting panel with the bottom plate is dismantled and is connected, the one end of second cylinder with second mounting panel fixed connection, the other end of second mounting panel is provided with support and hold the board, support hold the board with the spring is corresponding, the second mounting panel with place the frame and dismantle the connection.

The first cylinder with first mounting panel fixed connection adopts the integrated into one piece technique to make during the manufacturing, and the structure is more firm, the second mounting panel with second cylinder fixed connection adopts the integrated into one piece technique to make during the manufacturing, and the structure is more firm set up on the second cylinder support hold the board, through support hold the board increase with the area of contact of spring to better transmission the elastic potential energy of spring.

The invention relates to a lifting traveling mechanism of a triple comprehensive test box, the bottom of a placing frame is provided with a slide rail, the slide plate is fixedly connected with a bottom plate and corresponds to the slide rail, the slide plate is provided with a slide groove, one end of a movable cross assembly, which is close to the slide rail, is provided with two slide seats, each slide seat is in sliding connection with the slide rail, one end of the movable cross assembly, which is close to the slide plate, is provided with two slide bodies, each slide body is in sliding connection with the slide groove, two power assemblies are also arranged above the bottom plate, the output end of each power assembly corresponds to one slide body, the power assemblies are started to drive the slide bodies to translate on the slide grooves, so that the opening and closing angle of the movable cross assembly is changed, and the overall height of the movable cross assembly is adjusted, the sliding seat is enabled to translate in the sliding groove, so that the overall height of the placing frame is adjusted, and compared with a mode of adjusting the height of the transportation frame of the three comprehensive test boxes by utilizing a hydraulic oil cylinder in a traditional mode, the structure is more stable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a lifting travelling mechanism of a triple combined test chamber provided by the invention.

Fig. 2 is a schematic structural diagram of the traveling mechanism provided by the invention.

Fig. 3 is an enlarged view of a portion of the structure of fig. 2 a according to the present invention.

Fig. 4 is a partial structural schematic diagram of a lifting travelling mechanism of a triple combined test chamber provided by the invention.

Fig. 5 is an enlarged view of a portion of the structure of fig. 4 a according to the present invention.

Fig. 6 is a schematic structural diagram of an elastic support column provided by the present invention.

1-bottom plate, 2-walking mechanism, 21-front wheel steering unit, 211-mounting rack, 212-steering shaft, 213-rotating wheel, 214-steering component, 215-driven tooth part, 216-first driving motor, 217-gear reduction box, 218-output gear, 22-rear wheel driving unit, 221-connecting rack, 222-driving shaft, 223-driving wheel, 224-driving component, 225-second driving motor, 226-gear transmission box, 227-output straight tooth, 228-driven straight tooth, 23-main control unit, 3-placing frame, 31-sliding rail, 32-transport plate, 33-traction unit, 4-lifting mechanism, 41-power component, 411-servo motor, 412-screw rod, 412-lifting mechanism, 413-screw rod sleeve, 414-supporting plate, 415-placing hole, 42-sliding plate, 421-sliding chute, 43-movable cross assembly, 431-sliding seat, 432-sliding body, 433-first supporting arm, 434-second supporting arm, 435-fixing bolt, 436-first supporting leg, 437-second supporting leg, 5-elastic supporting column, 51-outer column, 52-sleeve, 53-inner column, 54-spring, 55-first column, 56-first mounting plate, 57-second column, 58-second mounting plate and 59-abutting plate.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 6, the invention provides a lifting traveling mechanism 2 of a triple comprehensive test chamber, the lifting traveling mechanism 2 of the triple comprehensive test chamber comprises a bottom plate 1, a traveling mechanism 2, a placing frame 3 and a lifting mechanism 4, the traveling mechanism 2 is arranged below the bottom plate 1, elastic support columns 5 are arranged at four bottom corners of the placing frame 3, one end of each elastic support column 5, which is far away from the placing frame 3, is detachably connected with the bottom plate 1, and the lifting mechanism 4 is arranged between the upper part of the bottom plate 1 and the lower part of the placing frame 3;

the lifting mechanism 4 comprises two power assemblies 41, a sliding plate 42 and a movable cross assembly 43, the bottom of the placing frame 3 is provided with a slide rail 31, the slide plate 42 is fixedly connected with the bottom plate 1, and is located above the bottom plate 1, the sliding plate 42 corresponds to the sliding rail 31, the sliding plate 42 is provided with a sliding slot 421, one end of the movable cross assembly 43 close to the slide rail 31 is provided with two sliding seats 431, each sliding seat 431 is slidably connected with the slide rail 31, the movable cross assembly 43 is provided with two sliding bodies 432 at one end close to the sliding plate 42, each sliding body 432 is slidably connected with the sliding groove 421, two power assemblies 41 are further arranged above the bottom plate 1, the two power assemblies 41 are respectively located at two sides of the sliding plate 42, and the output end of each power assembly 41 corresponds to one sliding body 432.

In this embodiment, the power assembly 41 is started to drive the sliding body 432 to translate on the sliding groove 421, so as to change the opening and closing angle of the movable cross assembly 43, and further adjust the overall height of the movable cross assembly 43, so that the sliding seat 431 translates in the sliding groove 421, and thereby adjust the overall height of the placing frame 3.

Further, each power assembly 41 comprises a servo motor 411, a screw rod 412 and a screw rod sleeve 413, the servo motor 411 is detachably connected with the bottom plate 1, the output end of the servo motor 411 is provided with the screw rod 412, the screw rod sleeve 413 is arranged on the screw rod 412, and the screw rod sleeve 413 is detachably connected with the sliding body 432.

In this embodiment, the servo motor 411 is started to drive the screw rod 412 to rotate, and the screw rod sleeve 413 is detachably connected to the sliding body 432, so as to drive the sliding body 432 to translate on the sliding groove 421, thereby adjusting the opening and closing angle of the movable cross assembly 43.

Further, a support plate 414 is disposed in the middle of the sliding plate 42, the placement holes 415 are disposed on both sides of the support plate 414, and one end of each lead screw 412, which is far away from the corresponding servo motor 411, is located inside the placement hole 415.

In this embodiment, one end of each of the screw rods 412, which is far away from the servo motor 411, is located in the placing hole 415 of the supporting plate 414, and the screw rods 412 are supported by the supporting plate 414, so that the connecting part between the screw rods 412 and the servo motor 411 is prevented from being subjected to too much force, and the service life of the power assembly 41 is shortened.

Further, the movable cross assembly 43 comprises a first supporting arm 433, a second supporting arm 434 and a fixing bolt 435, wherein the first supporting arm 433 and the second supporting arm 434 are arranged in a cross structure, the fixing bolt 435 is located at the intersection of the first supporting arm 433 and the second supporting arm 434, the first supporting arm 433 and the second supporting arm 434 are provided with a first supporting leg 436 at one end close to the sliding plate 42, each of the first supporting legs 436 is movably provided with the sliding body 432, the first supporting arm 433 and the second supporting arm 434 are provided with a second supporting leg 437 at one end close to the sliding rail 31, and each of the second supporting legs 437 is movably provided with the sliding seat 431.

In this embodiment, the fixing latch 435 is inserted into the intersection of the first support arm 433 and the second support arm 434, the first leg 436 is movably connected to the sliding body 432 by a connecting member, and the second leg 437 is movably connected to the sliding seat 431, thereby completing the installation of the movable cross assembly 43.

Furthermore, each elastic support column 5 comprises an outer column 51, a sleeve 52, an inner column 53 and a spring 54, one end of the outer column 51 is detachably connected with the bottom plate 1, the other end of the outer column 51 is provided with the sleeve 52, one end of the inner column 53 is detachably connected with the bottom of the placement frame 3, the other end of the inner column 53 is located inside the sleeve 52, the spring 54 is arranged at the inner bottom of the outer column 51, one end of the inner column 53, far away from the placement frame 3, corresponds to the spring 54, each outer column 51 comprises a first column 55 and a first mounting plate 56, each inner column 53 comprises a second column 57, a second mounting plate 58 and a support plate 59, one end of the first column 55 is fixedly connected with the first mounting plate 56, the other end of the first column 55 is provided with the sleeve 52, and the first mounting plate 56 is detachably connected with the bottom plate 1, one end of the second column 57 is fixedly connected with the second mounting plate 58, the other end of the second mounting plate 58 is provided with the abutting plate 59, the abutting plate 59 corresponds to the spring 54, and the second mounting plate 58 is detachably connected with the placing frame 3.

In this embodiment, each elastic support column 5 is provided with the sleeve 52, the sleeve 52 is a multi-stage sleeve 52, and the deformation amount of the elastic support column 5 can be greatly increased, so as to increase the lifting range of the placement frame 3, the first cylinder 55 and the first mounting plate 56 are fixedly connected, and are manufactured by using an integral forming technology during manufacturing, so that the structure is firmer, the second mounting plate 58 and the second cylinder 57 are fixedly connected, and are manufactured by using an integral forming technology during manufacturing, so that the structure is firmer, the abutting plate 59 is arranged on the second cylinder 57, and the contact area between the abutting plate 59 and the spring 54 is increased, so that the elastic potential energy of the spring 54 is better transmitted.

Further, the traveling mechanism 2 includes a front wheel steering unit 21 and a rear wheel driving unit 22, one end of the bottom plate 1 is provided with the front wheel steering unit 21, the other end of the bottom plate 1 is provided with the rear wheel driving unit 22, a main control unit 23 is further arranged below the bottom plate 1, and the front wheel steering unit 21 and the rear wheel driving unit 22 are electrically connected with the main control unit 23.

In the present embodiment, the main control unit 23 controls the front wheel steering unit 21 to adjust the moving direction of the elevating/lowering mechanism 2 of the triple-purpose test chamber, and the main control unit 23 controls the rear wheel driving unit 22 to drive the elevating/lowering mechanism 2 of the triple-purpose test chamber to move.

Further, the front wheel steering unit 21 includes a mounting bracket 211, a steering shaft 212, a steering wheel 213 and a steering assembly 214, the mounting bracket 211 is detachably connected to the base plate 1 and is located below the base plate 1, the steering shaft 212 is movably disposed on the mounting bracket 211, a driven gear portion 215 is disposed at one end of the steering shaft 212, a foot is disposed at the other end of the steering shaft 212, the steering wheel 213 is movably disposed on the foot, the steering assembly 214 is further disposed below the base plate 1, and an output end of the steering assembly 214 corresponds to the driven gear portion 215.

In this embodiment, the rotating assembly is activated to drive the driven gear portion 215 to rotate, so as to drive the steering shaft 212 to rotate on the mounting bracket 211, and further adjust the moving direction of the lifting travelling mechanism 2 of the triple-purpose test chamber through the steering wheel 213.

Further, the steering assembly 214 comprises a first driving motor 216, a gear reduction box 217 and an output gear 218, the first driving motor 216 is detachably connected with the bottom plate 1 and is located below the bottom plate 1, the gear reduction box 217 is arranged at the output end of the first driving motor 216, the output gear 218 is arranged at the output end of the gear reduction box 217, and the output gear 218 is meshed with the driven tooth part 215.

Further, the first driving motor 216 is started, the gear reduction box 217 is utilized to slow down the output rotating speed of the first driving motor 216, and then the output gear 218 is driven to rotate, the output gear 218 and the driven tooth portion 215 are both arranged in a bevel gear structure, and the output gear 218 is meshed with the driven tooth portion 215, so that the steering shaft 212 is driven to rotate.

Further, the rear wheel drive unit 22 includes a connection frame 221, a driving shaft 222, two driving wheels 223, and a driving assembly 224, the connection frame 221 is detachably coupled to the base plate 1, and is located below the bottom plate 1, one end of the connecting frame 221 away from the bottom plate 1 is movably provided with the driving shaft 222, the driving shaft 222 is provided with the driving wheels 223 at both ends thereof, the driving assembly 224 comprises a second driving motor 225, a gear box 226 and output straight teeth 227, the second driving motor 225 is detachably connected with the soleplate 1, and is located below the base plate 1, the output end of the second driving motor 225 is provided with the gear box 226, the output end of the gear box 226 is provided with the output straight tooth 227, the driving shaft 222 is further provided with a driven straight tooth 228, and the output straight tooth 227 is meshed with the driven straight tooth 228.

In this embodiment, the second driving motor 225 is started, the output rotation speed of the second driving motor 225 is increased by the gear box 226, and then the output straight teeth 227 are driven to rotate, because the output straight teeth 227 are meshed with the driven straight teeth 228, the driving shaft 222 is driven to rotate, and the driving wheel 223 drives the lifting travelling mechanism 2 of the triple composite test chamber to travel.

Furthermore, a transport plate 32 is movably arranged on the placing frame 3, the transport plate 32 corresponds to the rear wheel driving unit 22, a traction unit 33 is arranged at one end of the placing frame, which is located at the transport plate 32, and the output end of the traction unit 33 corresponds to the triple comprehensive test box.

In this embodiment, when transporting the triple composite test box, the transport class is put down, the output end of the traction unit 33 is connected with the triple composite test box, and the traction assembly is started, so that the triple composite test box is pulled to the placing frame 3, thereby facilitating the subsequent transportation of the triple composite test box.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.