JP2019206067A - Stable folding type household stepladder device - Google Patents

Abstract

To provide a stable folding type household stepladder device.SOLUTION: A household stepladder device includes a housing and a processing seat fixedly installed on the housing, in which a first slide housing is so installed on the processing seat as to penetrate the front and back, a first rotary housing is so provided on an inner bottom wall of the first slide housing as to be communicated therewith, a first slide plate, which extends back and forth, is so attached to the first slide housing as to be slid, a communication groove is so provided in an end face of an apex of the first slide plate as to extend back and forth, internal tooth splines, which extend back and forth, are so provided on an end face of a bottom of the first slide plate as to be bilaterally symmetrical, a second slide housing is installed on the processing seat on a left side of the first rotary housing, and a first rotary shaft is attached between the first rotary housing and the second slide housing as to be rotated and engaged therewith.SELECTED DRAWING: Figure 1

Description

The present invention is a stepladder processing and production technical field, and more specifically, is a stable foldable household stepladder apparatus.

Folding stepladders are now widely used in furniture life, and because folding stepladders have many folding angles, the raw material plates must be perforated during processing production. In many cases, traditional drilling operations are performed manually by using human power, and the labor intensity is high and the production efficiency is severely reduced. At present, the amount of automated drilling equipment is not small, but there is still room for improvement because collaborative work cannot be realized.

Chinese Patent Application No. 104196437 Specification

In response to the above lack of technology, the present invention provides a stable foldable household stepladder device.

A stable foldable household stepladder device of the present invention device includes a housing and a processing seat fixedly attached to the housing, and a first sliding housing penetrating back and forth is installed in the processing seat. A first rotating housing is installed in communication with the inner bottom wall of the sliding housing, and a first sliding plate extending back and forth is slid and attached to the first sliding housing. Grooves are installed on the end face so as to extend back and forth, and internal splines extending back and forth are installed symmetrically on the end face of the bottom of the first sliding plate. A second sliding housing is installed, the first rotating shaft rotates and engages between the first rotating housing and the second sliding housing, and extends to the left of the first rotating shaft. The end enters the second sliding housing and the right extending end is the first rotating housing A rotating gear that rotates and engages with and connects to the right inner wall and that is positioned in the first rotating casing and meshes with the internal spline is installed symmetrically on the first rotating casing. A sliding block is slid and attached to the two-sliding housing, a second sliding plate is fixedly attached to the left end face of the sliding block, and a first slope is fixedly installed at the left end of the second sliding plate. The first electric machine is installed on the right end face of the sliding block, the spline bearing is connected to the power on the right end face of the first electric machine, and the spline groove directed to the right is installed in the spline bearing, A spline shaft is engaged with and connected to the spline groove in the spline groove, and a right end of the spline shaft is fixedly connected to the first rotating shaft, and is connected to a left end wall of the second sliding housing. Third sliding housing up and down A third sliding plate is slid and attached to the third sliding housing, a rack is installed on the right end surface of the third sliding plate, and the bottom end surface is associated with the slope. A second inclined surface is fixedly installed, a mounting housing is installed on the processing seat on the left side of the first sliding housing, a hydraulic tank is fixedly installed on the mounting housing, and the water pressure A hydraulic casing is installed in the tank, and a partition extending downward is fixed to the inner top wall of the hydraulic casing, and the partition divides the hydraulic casing into a left hydraulic casing and a right hydraulic casing. The left hydraulic housing and the right hydraulic housing are connected to each other, the fourth sliding housing extends upward on the left side of the mounting housing, and the hydraulic device is installed on the fourth sliding housing. A first through hole penetrating up and down is installed in the inner top wall of the left hydraulic casing. A piston plate is slid and installed in the left hydraulic casing, and a first guide rod that passes through the first through hole and enters the fourth sliding casing is fixedly installed at the top of the piston plate. A second rotating housing is installed on the right side of the inner top wall of the mounting housing, and a second through hole is formed through the inner top wall of the right hydraulic housing. A sliding arm is slid and attached to the right hydraulic casing, and a second guide rod that penetrates the second through hole and enters the second rotating casing is fixedly installed at the top of the sliding arm, A drilling device and a lighting device are installed in the processing seat.

As a further technical plan, the drilling device includes a fifth sliding housing installed on the inner top wall of the first sliding housing and communicating with the second rotating housing, and the fifth sliding A sliding machine is attached to the housing, a second electric machine is fixedly installed on an end surface of the bottom part of the sliding machine, a drill extending downward to the bottom part of the second electric machine is connected to power, and the fifth sliding machine The first stop grooves are symmetrically installed on the left and right end walls of the housing, and the first stop block is fixedly connected to the first stop groove by sliding, and the top of the slide A first connection block is fixedly installed on the end surface of the first connection block, and a first connection lever that enters the second rotation housing is hingedly attached to the first connection block, and a second connection block is attached to the second rotation housing. The hinge arm rotates and engages through the rotating shaft. Vignetting, the upper and lower ends of the hinge arm is mounted to connect top and hinge of the second guide rod of the top and the first connecting lever of the respective.

As a further technical plan, the hydraulic device is installed on an inner top wall of the fourth sliding plate and the fourth sliding plate, which is slid and attached to the fourth sliding housing, and the fourth sliding plate. A hydraulic cylinder connected to the power of the upper portion of the first sliding rod, and an end face of the fourth sliding plate is connected to the top of the first guide rod and fixedly, and the fourth sliding housing and the third sliding housing A third rotating casing is connected between the rotating ring, a rotating ring is rotatably installed on the third rotating casing through a third rotating shaft, and the rack is placed on the left side of the outer circle of the rotating ring. A meshing sector gear is fixedly attached, and a second connection lever that enters the fourth slide housing is fixedly installed on the right side of the outer circle of the rotating ring, and the left end face of the first guide rod is The second connection lever and hinge connection to the second connection bro Click is installed in fixed.

As a further technical plan, a second stop groove extending in the front-rear direction is provided symmetrically on the left and right end walls of the first slide housing, and the first slide plate and the first slide plate are fixedly connected to the second stop groove. Two stop blocks are slid and attached.

As a further technical plan, a third stop groove is symmetrically installed in the upper and lower end walls of the second sliding housing, and the third stop block that is fixedly connected to the sliding block slides into the third stop groove. A tension coil spring is attached to the inner wall on the left side of the third stop groove and abuts against the third stop block.

As a further technical plan, a fourth stop groove is symmetrically installed on the right end face of the partition and the right inner wall of the right hydraulic casing, and the sliding arm is fixedly attached to the fourth stop groove. A fourth stop block is slid and attached, and a compression spring that abuts against the fourth stop block is fixedly attached to the top of the fourth stop groove.

As a further technical plan, sealing rings are installed in the first through hole and the second through hole.

As a further technical plan, the lighting device includes a lamp panel installed symmetrically at the tops of the left and right end faces of the processing seat and an illumination lamp fixedly installed at the bottom of the lamp panel.

The beneficial effects of the present invention are:

The device of the present invention has a simple structure and is convenient to use, and a first sliding housing penetrating back and forth is installed in the processing seat, and a first rotating housing is provided on the inner bottom wall of the first sliding housing. The first sliding plate that is installed in communication and extends forward and backward is attached to the first sliding housing, and a groove that extends forward and backward is installed on the end surface of the top portion of the first sliding plate. An internal spline extending in the front-rear direction is installed on the end face of the bottom of the sliding plate, and a second sliding housing is installed on the processing seat on the left side of the first rotating housing. A first rotating shaft rotates and engages and is mounted between the body and the second sliding housing, and an extending end on the left side of the first rotating shaft enters the second sliding housing and extends on the right side. The end rotates and engages with and connects to the inner wall on the right side of the first rotating casing, and the first rotating casing is connected to the first rotating casing. A rotating gear located in the rolling housing and meshing with the internal spline is installed symmetrically, a sliding block is slid and attached to the second sliding housing, and a second end is attached to the left end surface of the sliding block. A sliding plate is fixedly attached, a first slope is fixedly installed on the left end of the second sliding plate, a first electric machine is installed on the right end surface of the sliding block, and the first electric machine A spline bearing is connected to the power on the right end surface, a spline groove directed to the right is installed in the spline bearing, and a spline shaft is engaged with and connected to the spline groove, and a right end of the spline shaft is connected to the spline shaft. Is fixedly connected to the first rotating shaft, and a third sliding casing is vertically installed on the left end wall of the second sliding casing, and a third sliding plate is mounted on the third sliding casing. Slide and install A rack is installed on the right end surface of the third sliding plate, and a second inclined surface that engages with the inclined surface is fixedly installed on the end surface of the bottom, and the left side of the first sliding housing A mounting housing is installed on the processing seat, a hydraulic tank is fixedly installed on the mounting housing, a hydraulic housing is installed on the hydraulic tank, and is mounted on the inner top wall of the hydraulic housing. A partition extending in a fixed manner, the partition dividing the hydraulic casing into a left hydraulic casing and a right hydraulic casing, the left hydraulic casing and the right hydraulic casing are installed in communication, A fourth sliding housing extends upward on the left side of the mounting housing, a hydraulic device is installed on the fourth sliding housing, and a first through that vertically penetrates the inner top wall of the left hydraulic housing A hole is installed, and a piston plate is slid and installed in the left hydraulic casing. A first guide rod that penetrates the first through hole and enters the fourth sliding housing is fixedly installed at the top of the second housing, and a second rotating housing is disposed on the right side of the inner top wall of the mounting housing. A second through hole is installed extending up and down in the inner top wall of the right hydraulic casing, and a sliding arm is slid and attached to the right hydraulic casing. The top of the sliding arm A second guide rod that penetrates the second through hole and enters the second rotating housing is fixedly installed, and a punching device is installed in the processing seat, thereby along the straight line on the raw material plate The drilling operation is performed at equal intervals, and the use of labor is greatly reduced. At the same time, the automation of the present invention is enhanced and the processing efficiency is greatly increased.

The beneficial effects of the present invention are:

The device of the present invention has a simple structure and is convenient to use, and a first sliding housing penetrating back and forth is installed in the processing seat, and a first rotating housing is provided on the inner bottom wall of the first sliding housing. The first sliding plate that is installed in communication and extends forward and backward is attached to the first sliding housing, and a groove that extends forward and backward is installed on the end surface of the top portion of the first sliding plate. An internal spline extending in the front-rear direction is installed on the end face of the bottom of the sliding plate, and a second sliding housing is installed on the processing seat on the left side of the first rotating housing. A first rotating shaft rotates and engages and is mounted between the body and the second sliding housing, and an extending end on the left side of the first rotating shaft enters the second sliding housing and extends on the right side. The end rotates and engages with and connects to the inner wall on the right side of the first rotating casing, and the first rotating casing is connected to the first rotating casing. A rotating gear located in the rolling housing and meshing with the internal spline is installed symmetrically, a sliding block is slid and attached to the second sliding housing, and a second end is attached to the left end surface of the sliding block. A sliding plate is fixedly attached, a first slope is fixedly installed on the left end of the second sliding plate, a first electric machine is installed on the right end surface of the sliding block, and the first electric machine A spline bearing is connected to the power on the right end surface, a spline groove directed to the right is installed in the spline bearing, and a spline shaft is engaged with and connected to the spline groove, and a right end of the spline shaft is connected to the spline shaft. Is fixedly connected to the first rotating shaft, and a third sliding casing is vertically installed on the left end wall of the second sliding casing, and a third sliding plate is mounted on the third sliding casing. Slide and install A rack is installed on the right end surface of the third sliding plate, and a second inclined surface that engages with the inclined surface is fixedly installed on the end surface of the bottom, and the left side of the first sliding housing A mounting housing is installed on the processing seat, a hydraulic tank is fixedly installed on the mounting housing, a hydraulic housing is installed on the hydraulic tank, and is mounted on the inner top wall of the hydraulic housing. A partition extending in a fixed manner, the partition dividing the hydraulic casing into a left hydraulic casing and a right hydraulic casing, the left hydraulic casing and the right hydraulic casing are installed in communication, A fourth sliding housing extends upward on the left side of the mounting housing, a hydraulic device is installed on the fourth sliding housing, and a first through that vertically penetrates the inner top wall of the left hydraulic housing A hole is installed, and a piston plate is slid and installed in the left hydraulic casing. A first guide rod that penetrates the first through hole and enters the fourth sliding housing is fixedly installed at the top of the second housing, and a second rotating housing is disposed on the right side of the inner top wall of the mounting housing. A second through hole is installed extending up and down in the inner top wall of the right hydraulic casing, and a sliding arm is slid and attached to the right hydraulic casing. The top of the sliding arm A second guide rod that penetrates the second through hole and enters the second rotating housing is fixedly installed, and a punching device is installed in the processing seat, thereby along the straight line on the raw material plate The drilling operation is performed at equal intervals, and the use of labor is greatly reduced. At the same time, the automation of the present invention is enhanced and the processing efficiency is greatly increased.

In order to more clearly explain the technical solutions in the embodiments of the present invention and in the existing technology, the following is a brief introduction to the accompanying drawings that need to be used in the description of the embodiments and the existing technology. It should be understood that the accompanying drawings in the following description are only some embodiments of the present invention, and that other engineers based on these attached drawings are based on the assumption that the ordinary engineers in this area do not pay creative labor. Attached figure can be obtained.

FIG. 1 is a schematic diagram of the internal structure of the stable folding home stepladder apparatus of the present invention. FIG. 2 is an enlarged schematic diagram of A in FIG.

All features disclosed in the present invention, or all disclosed methods and steps in the process, may be combined in any manner other than features or steps that are mutually exclusive.

All features disclosed in this document may be replaced with other alternative features having equivalent or similar purposes unless otherwise specified. That is, unless otherwise stated, all features are just one example in a series of equivalent or similar features.

As shown in FIGS. 1 and 2, the stable folding household stepladder apparatus of the present invention includes a housing 9 and a processing seat 10 fixedly installed in the housing 9, and penetrates the processing seat 10 in the front-rear direction. A first sliding casing 11 is installed, a first rotating casing 21 is installed in communication with the inner bottom wall of the first sliding casing 11, and a first sliding that extends back and forth on the first sliding casing 11 A plate 22 is slid and attached, and a groove 19 is installed on the top end surface of the first sliding plate 22 so as to extend back and forth, and an internal spline 18 extending back and forth on the end surface of the bottom portion of the first sliding plate 22 is provided. A second sliding casing 32 is installed on the processing seat 10 on the left side of the first rotating casing 21, and the first rotating casing 21 and the second sliding casing 32 are installed symmetrically. The first rotary shaft 23 is rotated and engaged between the first rotary shaft 23 and the left extending end of the first rotary shaft 23 enters the second sliding housing 32. The right extending end rotates and engages with the right inner wall of the first rotating casing 21 and is connected to the first rotating casing 21 and located on the first rotating casing 21 and the A rotating gear 24 meshing with the internal spline 18 is installed symmetrically, a sliding block 29 is slid and attached to the second sliding housing 32, and a second sliding plate 33 is attached to the left end surface of the sliding block 29. Is fixedly attached, a first slope 35 is fixedly installed on the left end of the second sliding plate 33, a first electric machine 28 is installed on the right end face of the sliding block 29, and the first A spline bearing 26 is connected to the power on the right end surface of the electric machine 28, a spline groove directed to the right is installed in the spline bearing 26, and a spline shaft 25 is engaged with and connected to the spline groove. The right end of the spline shaft 25 is connected to the first rotary shaft 23. A third sliding housing 38 is vertically installed on the left end wall of the second sliding housing 32, and a third sliding plate 37 is slid and attached to the third sliding housing 38. The rack is installed on the right end surface of the third sliding plate 37, and the second inclined surface 34 that engages with the inclined surface 35 is fixedly installed on the bottom end surface, and the first sliding housing is fixed. A mounting casing is installed on the processing seat 10 on the left side of the body 11, a hydraulic tank 53 is fixedly installed on the mounting casing, a hydraulic casing is installed on the hydraulic tank 53, and the hydraulic casing A partition 55 extending downward is fixed to the inner top wall of the body, and the partition 55 divides the hydraulic casing into a left hydraulic casing 54 and a right hydraulic casing 57, and the left hydraulic casing 54 A right hydraulic casing 57 is installed in communication, a fourth sliding casing 45 is installed on the left side of the mounting casing, and the fourth sliding casing 4 is installed upward. A hydraulic device is installed in 5, a first through hole penetrating up and down is installed in the inner top wall of the left hydraulic casing 54, a piston plate 56 is slid and installed in the left hydraulic casing 54, A first guide rod 47 penetrating the first through hole and entering the fourth sliding housing 45 is fixedly installed at the top of the piston plate 56, and is fixed to the right side of the inner top wall of the mounting housing. A second rotating casing 48 is installed to extend upward, and a second through hole penetrating vertically is installed in the inner top wall of the right hydraulic casing 57, and a sliding arm 59 slides on the right hydraulic casing 57. The second guide rod 58 is fixedly installed at the top of the sliding arm 59 and penetrates the second through hole and enters the second rotary casing 48, and the machining seat 10 is perforated. A device and a lighting device are installed.

As a useful example, a fifth sliding housing in which the drilling device is installed on the inner top wall of the first sliding housing 11 and communicates with the second rotating housing 48. Including a body 12, a slipping pad 13 is attached to the fifth sliding housing 12, and a second electric machine 14 is fixedly installed on an end surface of the bottom part of the sliding pad 13, and the bottom part of the second electric machine 14 A drill 15 that extends downward is connected to power, and first stop grooves 16 are symmetrically installed on the left and right end walls of the fifth sliding housing 12, and the first sliding groove 13 is fixed to the first stop groove 16. The first stop block 17 connected to the first slide block 17 is slid and attached, and the first connection block 52 is fixedly installed on the top end surface of the sliding work 13, and the first connection block 52 is connected to the second rotary housing. The first connection lever that enters the body 48 is hinged and attached, and the second rotation case 48 is rotated second. Through the hinge arm 50 is attached engagement rotates, attached upper and lower ends of the hinge arm 50 is top and hinged second guide rod 58 the top and said first connecting lever of the respective.

As a useful example, the hydraulic device is slidably mounted on the fourth sliding plate 46 attached to the fourth sliding housing 45 and the inner top wall of the fourth sliding housing 11. A hydraulic cylinder 44 installed and connected to the upper part of the fourth sliding plate 46 and power, the end surface of the fourth sliding plate 46 is fixedly connected to the top of the first guide rod 47, and A third rotating casing 39 is installed in communication between the fourth sliding casing 11 and the third sliding casing 38, and a rotating ring 41 passes through the third rotating shaft 40 to the third rotating casing 39. A sector gear 36 that is rotatably installed and meshes with the rack on the left side of the outer circle of the rotating ring 41 is fixedly attached, and the fourth slide housing 45 is positioned on the right side of the outer circle of the rotating ring 41. The second connection lever 42 that enters is fixedly installed, and the left end face of the first guide rod 47 Second connecting block 43 for connecting second connecting lever 42 and the hinge is installed in a fixed.

As shown in a useful example, a second stop groove extending back and forth is symmetrically installed in the left and right end walls of the first slide housing, and the first slide is inserted into the second stop groove. A second stop block 20 fixedly connected to the plate 22 is slid and attached.

As shown in a useful example, a third stop groove 31 is symmetrically installed in the upper and lower end walls of the second sliding housing 32, and the sliding block 29 is inserted into the third stop groove 31. A third stop block 27 that is fixedly connected is slid and attached, and a tension coil spring 30 that abuts against the third stop block 27 is attached to the left inner wall of the third stop groove 31.

As shown in a useful example, a fourth stop groove 60 is symmetrically installed in the right end surface of the partition 55 and the right inner wall of the right hydraulic casing 57, and the fourth stop A fourth stop block 61 fixedly attached to the sliding arm 59 is slid and attached to the groove 60, and a compression spring 62 that abuts the fourth stop block 61 is fixed to the top of the fourth stop groove 60. Attached, the compression spring 62 is used to press the sliding arm 59 downward.

As a useful example, a sealing ring 581 is installed in the first through hole and the second through hole, thereby increasing the sealing performance.

As shown in a useful example, the lighting device is mounted symmetrically on the tops of the left and right end faces of the processing seat 10 and fixed to the bottom of the lamp panel 61. The lighting lamp 62 is installed in the projector, and the lighting demand for night operation of the apparatus can be satisfied through the lighting lamp 62.

When the device of the present invention is in the initial state, the top of the piston plate 56 abuts the inner top wall of the left hydraulic casing 54, and the third sliding plate is operated under the action of the sector gear 36. 37 is located below and the bottom of the second slope 34 abuts against the inner bottom wall of the third sliding housing 38, and the first slope 35 is completely in contact with the second sliding housing 32. Retract, the spline bearing 26 engages and connects with the spline groove, and under the pressure of the hydraulic housing and the action of the compression spring 62, the sliding arm 59 is located below, At the same time, under the action of the hinge arm 50 and the first connecting lever 51, the end face of the top of the sliding wok 13 abuts the top of the fifth sliding housing 12, and the drill 15 Is completely stored in the fifth sliding housing 12.

When used, the raw material plate is placed on the first sliding plate 22 from the front side of the first sliding housing 11, the first electric machine 28, the hydraulic cylinder 44 and the second electric machine 14 are operated, After the second electric machine 14 is rotated, the drill 15 is driven and rotated. After the first electric machine 28 is rotated, the first rotating shaft 23 and the rotating gear 24 are passed through the spline bearing 26. The first sliding plate 22 is driven rearward to slide slowly, and at the same time, the fourth sliding plate is propelled downward after the hydraulic cylinder 44 is operated. In the process in which the fourth sliding plate 46 moves down, the first guide rod 47 is slid down, and the rotation through the second connection lever 42 when the first guide rod 47 slides down. The ring 41 is driven to rotate with the sector gear 36, and the sector teeth After the rotation of 36, the third sliding plate is driven and slid upward through the rack, and the first inclined surface 35 is gradually disengaged from the right end surface of the third sliding plate 37. After that, under the action of the tension coil spring 30, the sliding block 29 slides to the left, the first slope 35 enters the third sliding housing 38, and the spline shaft 25 and the When the first spline groove is disengaged, the rotary gear 24 stops rotating, the first sliding plate 22 stops sliding, and the first guide rod 47 slides downward, the piston plate 56 After the piston plate 56 slides down, the hydraulic gas in the left hydraulic casing 54 is pressed against the right hydraulic casing 57, and the slide arm 59 slides up. And after the slide arm 59 slides up, the second The hinge arm 50 is pressed up through the id rod 58 and rotated after the hinge arm 50 is pressed, and at the same time, the sliding arm 13 is pressed through the first connecting lever 51 to press the drill 15. When the end surface of the top portion of the third sliding plate 37 abuts against the inner top wall of the third sliding housing 38, the end surface of the top portion of the fourth sliding plate 46 is The piston plate 56 is located on the inner bottom wall of the left hydraulic casing 54, and the end surface of the top portion of the slide arm 59 is the right hydraulic casing 57. The drill 15 completes the drilling operation of the raw material plate under the drive of the second electric machine 14, and at the same time controls the reciprocating expansion and contraction of the hydraulic cylinder 44. Thus, it is possible to realize a drilling operation performed on the raw material plate at regular intervals along a straight line.

After the drilling operation of the first raw material plate is finished, the unloading is performed from the rear side of the first sliding housing 11, and at the same time, the second raw material plate is placed on the first sliding housing 11. From the rear side, it is placed on the first sliding plate 22, and at the same time, the first electric machine 28 is controlled and reversed to perform the second drilling operation.

The beneficial effects of the present invention are:

The device of the present invention has a simple structure and is convenient to use, and a first sliding housing penetrating back and forth is installed in the processing seat, and a first rotating housing is provided on the inner bottom wall of the first sliding housing. The first sliding plate that is installed in communication and extends forward and backward is attached to the first sliding housing, and a groove that extends forward and backward is installed on the end surface of the top portion of the first sliding plate. An internal spline extending in the front-rear direction is installed on the end face of the bottom of the sliding plate, and a second sliding housing is installed on the processing seat on the left side of the first rotating housing. A first rotating shaft rotates and engages and is mounted between the body and the second sliding housing, and an extending end on the left side of the first rotating shaft enters the second sliding housing and extends on the right side. The end rotates and engages with and connects to the inner wall on the right side of the first rotating casing, and the first rotating casing is connected to the first rotating casing. A rotating gear located in the rolling housing and meshing with the internal spline is installed symmetrically, a sliding block is slid and attached to the second sliding housing, and a second end is attached to the left end surface of the sliding block. A sliding plate is fixedly attached, a first slope is fixedly installed on the left end of the second sliding plate, a first electric machine is installed on the right end surface of the sliding block, and the first electric machine A spline bearing is connected to the power on the right end surface, a spline groove directed to the right is installed in the spline bearing, and a spline shaft is engaged with and connected to the spline groove, and a right end of the spline shaft is connected to the spline shaft. Is fixedly connected to the first rotating shaft, and a third sliding casing is vertically installed on the left end wall of the second sliding casing, and a third sliding plate is mounted on the third sliding casing. Slide and install A rack is installed on the right end surface of the third sliding plate, and a second inclined surface that engages with the inclined surface is fixedly installed on the end surface of the bottom, and the left side of the first sliding housing A mounting housing is installed on the processing seat, a hydraulic tank is fixedly installed on the mounting housing, a hydraulic housing is installed on the hydraulic tank, and is mounted on the inner top wall of the hydraulic housing. A partition extending in a fixed manner, the partition dividing the hydraulic casing into a left hydraulic casing and a right hydraulic casing, the left hydraulic casing and the right hydraulic casing are installed in communication, A fourth sliding housing extends upward on the left side of the mounting housing, a hydraulic device is installed on the fourth sliding housing, and a first through that vertically penetrates the inner top wall of the left hydraulic housing A hole is installed, and a piston plate is slid and installed in the left hydraulic casing. A first guide rod that penetrates the first through hole and enters the fourth sliding housing is fixedly installed at the top of the second housing, and a second rotating housing is disposed on the right side of the inner top wall of the mounting housing. A second through hole is installed extending up and down in the inner top wall of the right hydraulic casing, and a sliding arm is slid and attached to the right hydraulic casing. The top of the sliding arm A second guide rod that penetrates the second through hole and enters the second rotating housing is fixedly installed, and a punching device is installed in the processing seat, thereby along the straight line on the raw material plate The drilling operation is performed at equal intervals, and the use of labor is greatly reduced. At the same time, the automation of the present invention is enhanced and the processing efficiency is greatly increased.

The basic principle, main features and advantages of the present invention have been described and explained above. It should be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and the above-described embodiments and the description are the principles of the present invention, and do not depart from the significance and principles of the present invention. There are various changes and improvements in the present invention on the premise, and these changes and improvements are within the protection scope of the present invention. The scope of protection of the present invention is defined as equivalent to the attached rights request.

The present invention is a stepladder processing and production technical field, and more specifically, is a stable foldable household stepladder apparatus.

Folding stepladders are now widely used in furniture life, and because folding stepladders have many folding angles, the raw material plates must be perforated during processing production. In many cases, traditional drilling operations are performed manually by using human power, and the labor intensity is high and the production efficiency is severely reduced. At present, the amount of automated drilling equipment is not small, but there is still room for improvement because collaborative work cannot be realized.

Chinese Patent Application No. 104196437 Specification

In response to the above lack of technology, the present invention provides a stable foldable household stepladder device.

A stable foldable household stepladder device of the present invention device includes a housing and a processing seat fixedly installed in the housing, and a first sliding housing penetrating back and forth is installed in the processing seat, The first sliding housing is installed in communication with the inner bottom wall of the first sliding housing, the first sliding plate extending in the front-rear direction is installed on the first sliding housing, and the top of the first sliding plate A groove is installed on the end surface of the first sliding plate, and two internal splines are installed in the first sliding plate so as to be symmetric and open downward, and the left side of the first rotating housing. A second sliding housing is installed on the processing seat, and a first rotating shaft is rotatably installed between the first rotating housing and the second sliding housing, and the first rotating shaft The left extending end enters the second sliding housing and the right extending end is the first rotation. Body disposed in rotatably and right inner wall, said the first rotation axis of the installed two rotating gear positioned within said first rotating body is comprised of two of the rotating gear symmetrical, said A sliding block is installed in the second sliding housing, a second sliding plate is fixedly attached to the left end surface of the sliding block, and a first slope is fixed to the left end of the second sliding plate. is installed in said installed the first motor to the end surface of the right sliding block of the spline bearing is installed to be transmitted to the right end face of the first motor, is spline grooves toward right to the spline bearing The spline shaft is connected to the spline in the spline groove, the right end of the spline shaft is fixedly connected to the first rotating shaft, and the left end wall of the second sliding housing third sliding housing is installed in Wherein the third sliding housing a third sliding plate is placed in the second engaging said first slope and mutual to the end surface of and bottom rack is placed on the end surface of the right of the third sliding plate A slope is fixedly installed, a mounting casing is installed on the processing seat on the left side of the first sliding casing, a hydraulic tank is fixedly installed on the mounting casing, and the hydraulic tank A hydraulic casing is installed, and a partition extending downward is fixedly installed on the inner top wall of the hydraulic casing, and the partition divides the hydraulic casing into a left hydraulic casing and a right hydraulic casing, The left hydraulic casing and the right hydraulic casing are installed so as to communicate with each other, a fourth sliding casing is installed on the left side of the mounting casing, and a hydraulic thrust component is provided on the fourth sliding casing. Installed, a first through hole penetrating vertically in the inner top wall of the left hydraulic casing is installed, and the left water A piston plate is installed in the pressure housing, and a first guide rod that passes through the first through hole and enters the fourth sliding housing is fixedly installed at the top of the piston plate, and the mounting is performed A second rotating housing is installed on the right side of the inner top wall of the housing, a second through hole penetrating up and down is installed in the inner top wall of the right hydraulic housing, and a sliding arm is mounted on the right hydraulic housing. There is provided a second guide rod enters and the second rotating body of penetrating the second through hole on top of the sliding arm is fixedly installed, punching device and lighting on the working seat Equipment is installed.

As a further technical plan, the drilling device includes a fifth sliding housing installed on the inner top wall of the first sliding housing and communicating with the second rotating housing, and the fifth sliding A second sliding block is attached to the housing, a second motor is fixedly installed on an end surface of the bottom of the second sliding block , and a drill extending downward is installed on the bottom of the second motor so that transmission is possible. the first stop groove is disposed symmetrically, the first stop block fixedly connected to said second sliding block in the first stop groove is disposed on the right and left sides of the end wall of the fifth sliding housing of the The first connection block is fixedly installed on the end surface of the top of the second sliding block , and the first connection lever that enters the second rotating housing is connected to the first connection block by a hinge , Through the second rotating shaft of the second rotating housing Njiamu is rotatably mounted, the upper and lower ends of the hinge arms Ru connected by respective said first connecting lever apex and said second guide rod top portion and the hinge of the.

As a further technical plan, and the fourth of the liquid pressure estimated dynamic component is installed on the inner top wall of said fourth sliding housing fourth sliding plate Ru installed in body and the fourth sliding housing of the A hydraulic cylinder connected to the upper part of the sliding plate so as to be capable of transmission, and an end surface of the fourth sliding plate is fixedly connected to a top of the first guide rod, and the fourth sliding housing and the first sliding housing are connected to each other. three sliding housing third rotating housing between is installed so as to communicate, the rotary ring to the third rotating body is installed rotatably through a third rotation axis of the outer circle of the rotary ring A sector gear meshing with the rack is fixedly attached on the left side, and a second connection lever that enters the fourth sliding housing is fixedly installed on the right side of the outer circle of the rotating ring. The second connection lever and the hinge connected to the left end face of the guide rod Connection block is installed fixedly.

As a further technical plan, a second stop groove extending in the front-rear direction is provided symmetrically on the left and right end walls of the first sliding housing, and fixedly connected to the first sliding plate in the second stop groove. second stop block Ru is installed.

As a further technical plan, a third stop groove is symmetrically installed on the upper and lower end walls of the second sliding housing, and a third stop block is fixedly connected to the sliding block in the third stop groove. A tension coil spring that is installed and abuts against the third stop block is attached to the left inner wall of the third stop groove.

As a further technical plan, a fourth stop groove is symmetrically installed on the right end surface of the partition and the right inner wall of the right hydraulic casing, and the fourth stop groove is fixed to the sliding arm. A fourth stop block to be attached is installed , and a compression spring that abuts the fourth stop block is fixedly attached to the top of the fourth stop groove.

As a further technical plan, sealing rings are installed in the first through hole and the second through hole.

As a further technical plan, the illumination device includes a lamp panel installed symmetrically on the tops of the left and right end faces of the processing seat and an illumination lamp fixedly installed on the bottom of the lamp panel.

The beneficial effects of the present invention are:

The device of the present invention has a simple structure and is convenient to use, and a first sliding housing penetrating back and forth is installed in the processing seat, and a first rotating housing is provided on the inner bottom wall of the first sliding housing. The first sliding plate is installed so as to communicate with each other, and a first sliding plate extending in the front-rear direction is installed in the first sliding housing, and a groove extending in the front-rear direction is installed in the end surface of the top portion of the first sliding plate . In the sliding plate, two internal splines are installed so as to be symmetrical and open downward, a second sliding housing is installed on the processing seat on the left side of the first rotating housing, A first rotating shaft is rotatably installed between the first rotating housing and the second sliding housing, and an extending end on the left side of the first rotating shaft enters the second sliding housing; the end extending a right side is installed rotatably with the right inner wall of the first rotating body of the said the said first rotation axis of the first Two rotary gears are installed, located in Utatekatamitai, two of said rotary gear is symmetrical, the second sliding housing the sliding block is installed, the on the end face of the left side of the sliding block Two sliding plates are fixedly attached, a first slope is fixedly installed on the left end of the second sliding plate, a first motor is installed on the right end surface of the sliding block, A spline bearing is installed on the right end face of one motor so as to be able to transmit power , a spline groove directed to the right is installed in the spline bearing, and a spline shaft is connected to the spline in the spline groove. An end is fixedly connected to the first rotating shaft, a third sliding casing is installed on the left end wall of the second sliding casing, and a third sliding plate is mounted on the third sliding casing. is installed, the right side of the third sliding plate The second inclined surface is provided fixedly engaging said first slope and mutual to the end surface of and bottom rack is placed on the end face, the housing mounted on the machining locus of the left first sliding housing of the A body is installed, a hydraulic tank is fixedly installed in the mounting casing, a hydraulic casing is installed in the hydraulic tank, and a partition extending downward is fixedly fixed to the inner top wall of the hydraulic casing. Installed, the partition divides the hydraulic casing into a left hydraulic casing and a right hydraulic casing, and the left hydraulic casing and the right hydraulic casing are connected to each other. A fourth sliding housing is installed on the left side, a hydraulic pressure thrust component is installed on the fourth sliding housing, and a first through hole penetrating vertically is installed on the inner top wall of the left hydraulic housing. A piston plate is installed on the left hydraulic casing, and the first sleeve is placed on the top of the piston plate. A first guide rod that penetrates a through hole and enters the fourth sliding housing is fixedly installed, a second rotating housing is installed on the right side of the inner top wall of the mounting housing, and the right hydraulic pressure is A second through hole penetrating up and down is installed in the inner top wall of the housing, a sliding arm is installed in the right hydraulic housing, and the second through hole penetrates the top of the sliding arm and The second guide rod that enters the second rotating housing is fixedly installed, and a drilling device is installed in the processing seat, greatly reducing the use of labor and at the same time increasing the automation of the present invention and improving the processing efficiency. Increase greatly.

The beneficial effects of the present invention are:

The device of the present invention has a simple structure and is convenient to use, and a first sliding housing penetrating back and forth is installed in the processing seat, and a first rotating housing is provided on the inner bottom wall of the first sliding housing. The first sliding plate is installed so as to communicate with each other, and a first sliding plate extending in the front-rear direction is installed in the first sliding housing, and a groove extending in the front-rear direction is installed in the end surface of the top portion of the first sliding plate . In the sliding plate, two internal splines are installed so as to be symmetrical and open downward, a second sliding housing is installed on the processing seat on the left side of the first rotating housing, A first rotating shaft is rotatably installed between the first rotating housing and the second sliding housing, and an extending end on the left side of the first rotating shaft enters the second sliding housing; the end extending a right side is installed rotatably with the right inner wall of the first rotating body of the said the said first rotation axis of the first Two rotary gears are installed, located in Utatekatamitai, two of said rotary gear is symmetrical, the second sliding housing the sliding block is installed, the on the end face of the left side of the sliding block Two sliding plates are fixedly attached, a first slope is fixedly installed on the left end of the second sliding plate, a first motor is installed on the right end surface of the sliding block, A spline bearing is installed on the right end face of one motor so as to be able to transmit power , a spline groove directed to the right is installed in the spline bearing, and a spline shaft is connected to the spline in the spline groove. An end is fixedly connected to the first rotating shaft, a third sliding casing is installed on the left end wall of the second sliding casing, and a third sliding plate is mounted on the third sliding casing. is installed, the right side of the third sliding plate The second inclined surface is provided fixedly engaging said first slope and mutual to the end surface of and bottom rack is placed on the end face, the housing mounted on the machining locus of the left first sliding housing of the A body is installed, a hydraulic tank is fixedly installed in the mounting casing, a hydraulic casing is installed in the hydraulic tank, and a partition extending downward is fixedly fixed to the inner top wall of the hydraulic casing. Installed, the partition divides the hydraulic casing into a left hydraulic casing and a right hydraulic casing, and the left hydraulic casing and the right hydraulic casing are connected to each other. A fourth sliding housing is installed on the left side, a hydraulic pressure thrust component is installed on the fourth sliding housing, and a first through hole penetrating vertically is installed on the inner top wall of the left hydraulic housing. A piston plate is installed on the left hydraulic casing, and the first sleeve is placed on the top of the piston plate. A first guide rod that penetrates a through hole and enters the fourth sliding housing is fixedly installed, a second rotating housing is installed on the right side of the inner top wall of the mounting housing, and the right hydraulic pressure is A second through hole penetrating up and down is installed in the inner top wall of the housing, a sliding arm is installed in the right hydraulic housing, and the second through hole penetrates the top of the sliding arm and The second guide rod that enters the second rotating housing is fixedly installed, the drilling device is installed in the processing seat, greatly reducing the use of labor , and at the same time increasing the automation of the present invention and increasing the processing efficiency Increase.

In order to more clearly explain the technical solutions in the embodiments of the present invention and in the existing technology, the following is a brief introduction to the accompanying drawings that need to be used in the description of the embodiments and the existing technology. It should be understood that the accompanying drawings in the following description are only some embodiments of the present invention, and that other engineers based on these attached drawings are based on the assumption that the ordinary engineers in this area do not pay creative labor. Attached figure can be obtained.

In order to explain the present invention in detail with reference to FIGS. 1 and 2 below and to provide a convenient explanation, the following directions are defined as follows: FIG. The front-rear direction and the front-rear direction in FIG.
FIG. 1 is a schematic diagram of the internal structure of the stable folding home stepladder apparatus of the present invention. FIG. 2 is an enlarged schematic diagram of A in FIG.

All features disclosed in the present invention, or all disclosed methods and steps in the process, may be combined in any manner other than features or steps that are mutually exclusive.

All features disclosed in this document may be replaced with other alternative features having equivalent or similar purposes unless otherwise specified. That is, unless otherwise stated, all features are just one example in a series of equivalent or similar features.

As shown in FIGS. 1 and 2, the stable folding household stepladder apparatus of the present invention includes a housing 9 and a processing seat 10 fixedly installed on the housing 9, and penetrates the processing seat 10 in the front-rear direction. The first sliding casing 11 is installed, and is installed so that the first rotating casing 21 communicates with the inner bottom wall of the first sliding casing 11, and extends forward and backward to the first sliding casing 11. A first sliding plate 22 is installed, and a groove 19 is installed in the end surface of the top portion of the first sliding plate 22 so as to extend back and forth . In the first sliding plate 22, two internal splines 28 are arranged on the left and right sides. It is installed so as to open to it and below the symmetry, the second sliding housing 32 is disposed on the left side the machining locus 10 of the first rotating body 21 of the, the and the first rotating body 21 of the first rotation axis 23 between the second sliding housing 32 is rotatably mounted, the second sliding housing 32 end of the extending of the left of the first rotary shaft 23 Ri Komu and the end extending on the right are rotatably mounted on the right side of the inner wall of the first rotating body 21 of the, the first rotation axis 21 of the two located within said first rotary housing 21 A rotating gear 24 is installed, the two rotating gears 24 are symmetrical , a sliding block 29 is installed in the second sliding housing 32, and a second sliding plate 33 is provided on the left end surface of the sliding block 29. The first inclined surface 35 is fixedly installed at the left end of the second sliding plate 33, the first motor 28 is installed at the right end surface of the sliding block 29, and the second sliding plate 33 is fixedly attached. A spline bearing 26 is installed on the right end face of one motor 28 so as to be able to transmit power , a spline groove directed rightward is installed in the spline bearing 26, and a spline shaft 25 is connected to the spline in the spline groove. The right end of the shaft 25 is fixed to the first rotating shaft 23. And connected, the the third sliding housing 38 in the end wall of the left side of the second sliding housing 32 is installed in the third sliding housing 38 to the third sliding plate 37 is installed, the said A rack is installed on the right end surface of the three-sliding plate 37, and a second inclined surface 34 that engages with the first inclined surface 35 is fixedly installed on the end surface of the bottom, and the first sliding housing 11 is fixed. A mounting housing is installed on the processing seat 10 on the left side, a hydraulic tank 53 is fixedly installed on the mounting housing, a hydraulic housing is installed on the hydraulic tank 53, and the hydraulic housing A partition 55 extending downward is fixedly installed on the inner top wall of the main body, and the partition 55 divides the hydraulic casing into a left hydraulic casing 54 and a right hydraulic casing 57, and the left hydraulic casing 54 right hydraulic housing 57 is installed so as to communicate, the fourth sliding housing 45 on the left side of the mounting housing is installed in the liquid pressure estimated dynamic configuration to the fourth sliding housing 45 of the Min is established, the first through-holes penetrating up and down the inner top wall of the left hydraulic housing 54 is installed, the piston plate 56 is installed on the left hydraulic housing 54, the piston plate 56 A first guide rod 47 penetrating the first through hole and entering the fourth sliding housing 45 is fixedly installed at the top, and a second rotating housing is placed on the right side of the inner top wall of the mounting housing. A body 48 is installed , a second through hole is formed through the inner top wall of the right hydraulic casing 57, and a sliding arm 59 is installed in the right hydraulic casing 57. The sliding arm 59 A second guide rod 58 penetrating the second through hole and entering the second rotating casing 48 is fixedly installed at the top of the processing seat 10, and a drilling device and an illumination device are installed in the processing seat 10. .

As a useful example, a fifth sliding housing in which the drilling device is installed on the inner top wall of the first sliding housing 11 and communicates with the second rotating housing 48. A second sliding block 13 is attached to the fifth sliding housing 12, and a second motor 14 is fixedly installed on an end surface of the bottom of the second sliding block 13. A drill 15 extending downward is installed at the bottom of the motor 14 so as to be capable of transmission , and first stop grooves 16 are symmetrically installed on the left and right end walls of the fifth sliding housing 12, and the first stop groove 16 The first stop block 17 fixedly connected to the second sliding block 13 is installed , and the first connection block 52 is fixedly installed on the top end surface of the second sliding block 13, and the first sliding block 13 first connecting lever to enter the said second rotary body 48 to the connecting block 52 is connected by a hinge, Serial second rotary housing 48 to the hinge arm 50 through the second rotating shaft is rotatably mounted in the second guide rod 58 upper and lower ends of the top and the first connecting lever of said each of said hinge arm 50 Ru joined by the top and the hinge.

As shown beneficial also example, therein, the liquid pressure estimated dynamic component inner apex of the fourth sliding plate 46 and the fourth sliding housing 11 that will be installed in the fourth sliding housing 45 of the A hydraulic cylinder 44 installed on the wall and communicatively connected to the upper part of the fourth sliding plate 46, the end face of the fourth sliding plate 46 being fixedly fixed to the top of the first guide rod 47; A third rotating casing 39 is connected between the fourth sliding casing 11 and the third sliding casing 38, and a rotating ring 41 is connected to the third rotating casing 39. is rotatably mounted through the third rotating shaft 40, the sector gear 36 to the left side of the outer circle meshing with said rack of said rotary ring 41 is fixedly attached, wherein the right side of the outer circle of the rotary ring 41 fourth second connecting lever 42 which enters the sliding housing 45 is fixedly installed, the left end of the first guide rod 47 of the above The second connection block 43 which connects a second connecting lever 42 and hinges are fixedly installed on.

As shown in a beneficial example, a second stop groove extending back and forth is symmetrically installed in the left and right end walls of the first sliding housing , and the first sliding groove is inserted into the second stop groove. second stop block 20 fixedly connected to the plate 22 is Ru is installed.

As shown in a useful example, a third stop groove 31 is symmetrically installed in the upper and lower end walls of the second sliding housing 32, and the sliding block 29 is inserted into the third stop groove 31. A third stop block 27 fixedly connected to the third stop block 31 is installed , and a tension coil spring 30 that abuts against the third stop block 27 is attached to the left inner wall of the third stop groove 31.

As shown in a useful example, a fourth stop groove 60 is symmetrically installed in the right end surface of the partition 55 and the right inner wall of the right hydraulic casing 57, and the fourth stop A fourth stop block 61 that is fixedly attached to the sliding arm 59 is installed in the groove 60, and a compression spring 62 that abuts the fourth stop block 61 is fixed to the top of the fourth stop groove 60. The compression spring 62 is mounted and used to press the sliding arm 59 downward.

As a useful example, a sealing ring 581 is installed in the first through hole and the second through hole, thereby increasing the sealing performance.

As shown in a useful example, the lighting device is mounted symmetrically on the tops of the left and right end faces of the processing seat 10 and fixed to the bottom of the lamp panel 61. It comprises an illumination lamp 62 to be installed, can satisfy the lighting needs of nighttime operation of the apparatus through the illumination lamp 62 of the.

When the device of the present invention is in the initial state, the top of the piston plate 56 abuts the inner top wall of the left hydraulic casing 54, and the third sliding plate is operated under the action of the sector gear 36. 37 is located below and the bottom of the second slope 34 abuts against the inner bottom wall of the third sliding housing 38, and the first slope 35 is completely in contact with the second sliding housing 32. Retracted, the spline bearing 26 is connected to the spline groove, and under the action of the hydraulic casing and the compression spring 62, the sliding arm 59 is located below, and at the same time, Under the action of the hinge arm 50 and the first connecting lever 51, the top end surface of the second sliding block 13 abuts the top plate of the fifth sliding housing 12, and the drill 15 The fifth sliding housing 12 is completely stored.

When using, the raw material plate is placed on the first sliding plate 22 from the front side of the first sliding housing 11, the first motor 28, the hydraulic cylinder 44 and the second motor 14 are operated, After the second motor 14 is rotated, the drill 15 is driven and rotated. After the first motor 28 is rotated, the first rotating shaft 23 and the rotating gear 24 are transmitted through the spline bearing 26. The first sliding plate 22 is driven rearward to slide slowly, and at the same time, the fourth sliding plate is propelled downward after the hydraulic cylinder 44 is operated. In the process in which the fourth sliding plate 46 moves down, the first guide rod 47 is slid down, and the rotation through the second connection lever 42 when the first guide rod 47 slides down. The ring 41 is driven to rotate with the sector gear 36, and the After the Kuta gear 36 rotates, the third sliding plate is driven and slid upward through the rack, and the first inclined surface 35 is gradually engaged with the right end surface of the third sliding plate 37. After separating from the above, under the action of the tension coil spring 30, the sliding block 29 slides to the left, the first slope 35 enters the third sliding housing 38, and the spline shaft 25 And the spline groove is disengaged, the rotating gear 24 stops rotating, the first sliding plate 22 stops sliding, and the first guide rod 47 slides downward when the piston slides down. The plate 56 is slid down along with the piston plate 56, and after the piston plate 56 slides down, the hydraulic gas in the left hydraulic casing 54 is pressed against the right hydraulic casing 57, and the slide arm 59 is moved up. Before the slide arm 59 slides up The hinge arm 50 through the second guide rod 58 pressed against the top of the rotated after the hinge arm 50 is pressurized, therewith divides the second sliding block 13 of the same time through the first connecting lever 51 of the When the end face of the top of the third sliding plate 37 abuts against the inner top wall of the third sliding housing 38, the fourth sliding plate 46 The end surface of the top portion abuts against the inner wall of the fourth sliding housing 45, the piston plate 56 is located on the inner bottom wall of the left hydraulic housing 54, and the end surface of the top portion of the slide arm 59 is The drill 15 can complete the perforating operation of the raw material plate under the drive of the second motor 14 with the inner top wall of the right hydraulic casing 57 .

After the drilling operation of the first raw material plate is finished, the unloading is performed from the rear side of the first sliding housing 11, and at the same time, the second raw material plate is placed on the first sliding housing 11. From the rear side, it is placed on the first sliding plate 22, and at the same time, the first motor 28 is controlled and reversed to perform the second drilling operation.

The beneficial effects of the present invention are:

The device of the present invention has a simple structure and is convenient to use, and a first sliding housing penetrating back and forth is installed in the processing seat, and a first rotating housing is provided on the inner bottom wall of the first sliding housing. The first sliding plate is installed so as to communicate with each other, and a first sliding plate extending in the front-rear direction is installed in the first sliding housing, and a groove extending in the front-rear direction is installed in the end surface of the top portion of the first sliding plate . In the sliding plate, two internal splines are installed so as to be symmetrical and open downward, a second sliding housing is installed on the processing seat on the left side of the first rotating housing, A first rotating shaft is rotatably installed between the first rotating housing and the second sliding housing, and an extending end on the left side of the first rotating shaft enters the second sliding housing; the end extending a right side is installed rotatably with the right inner wall of the first rotating body of the said the said first rotation axis of the first Two rotary gears are installed, located in Utatekatamitai, two of said rotary gear is symmetrical, the second sliding housing the sliding block is installed, the on the end face of the left side of the sliding block Two sliding plates are fixedly attached, a first slope is fixedly installed on the left end of the second sliding plate, a first motor is installed on the right end surface of the sliding block, A spline bearing is installed on the right end face of one motor so as to be able to transmit power , a spline groove directed to the right is installed in the spline bearing, and a spline shaft is connected to the spline in the spline groove. An end is fixedly connected to the first rotating shaft, a third sliding casing is installed on the left end wall of the second sliding casing, and a third sliding plate is mounted on the third sliding casing. is installed, the right side of the third sliding plate The second inclined surface is provided fixedly engaging said first slope and mutual to the end surface of and bottom rack is placed on the end face, the housing mounted on the machining locus of the left first sliding housing of the A body is installed, a hydraulic tank is fixedly installed in the mounting casing, a hydraulic casing is installed in the hydraulic tank, and a partition extending downward is fixedly fixed to the inner top wall of the hydraulic casing. Installed, the partition divides the hydraulic casing into a left hydraulic casing and a right hydraulic casing, and the left hydraulic casing and the right hydraulic casing are connected to each other. A fourth sliding housing is installed on the left side, a hydraulic pressure thrust component is installed on the fourth sliding housing, and a first through hole penetrating vertically is installed on the inner top wall of the left hydraulic housing. A piston plate is installed on the left hydraulic casing, and the first sleeve is placed on the top of the piston plate. A first guide rod that penetrates a through hole and enters the fourth sliding housing is fixedly installed, a second rotating housing is installed on the right side of the inner top wall of the mounting housing, and the right hydraulic pressure is A second through hole penetrating up and down is installed in the inner top wall of the housing, a sliding arm is installed in the right hydraulic housing, and the second through hole penetrates the top of the sliding arm and The second guide rod that enters the second rotating housing is fixedly installed, the drilling device is installed in the processing seat, greatly reducing the use of labor , and at the same time increasing the automation of the present invention and increasing the processing efficiency Increase.

The basic principle, main features and advantages of the present invention have been described and explained above. It should be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and the above-described embodiments and the description are the principles of the present invention, and do not depart from the significance and principles of the present invention. There are various changes and improvements in the present invention on the premise, and these changes and improvements are within the protection scope of the present invention. The scope of protection of the present invention is defined as equivalent to the attached rights request.

Claims (1)

A stable foldable household stepladder apparatus includes a housing and a processing seat fixed to the housing, and a first sliding housing penetrating forward and backward is installed in the processing seat. A first rotating housing is installed in communication with the inner bottom wall, and a first sliding plate extending in the front-rear direction is slid and attached to the first sliding housing, and is attached to the end surface of the top portion of the first sliding plate in the front-rear direction. Grooves are installed as they extend, and internal splines extending in the front-rear direction are installed symmetrically on the end surface of the bottom of the first sliding plate, and a second sliding housing is installed on the processing seat on the left side of the first rotating housing. A body is installed, and a first rotating shaft rotates and engages and is attached between the first rotating housing and the second sliding housing, and a left extending end of the first rotating shaft is The right inner wall of the first rotating casing is the right extending end that enters the second sliding casing and extends to the right Rotating, engaging and connecting, a rotating gear located in the first rotating casing and meshing with the internal spline is installed symmetrically on the first rotating casing, and the second sliding casing A sliding block is slid and attached, a second sliding plate is fixedly attached to the left end surface of the sliding block, a first slope is fixedly installed on the left end of the second sliding plate, A first electric machine is installed on the right end face of the sliding block, a spline bearing is connected to the power on the right end face of the first electric machine, and a spline groove directed to the right is installed on the spline bearing. The spline shaft is engaged with and connected to the spline, the right end of the spline shaft is fixedly connected to the first rotating shaft, and the third sliding housing is connected to the left end wall of the second sliding housing. The body is stretched up and down A third sliding plate is slid and attached to the third sliding housing, a rack is installed on an end surface on the right side of the third sliding plate, and a second end surface is engaged with the inclined surface on the end surface of the bottom portion. A slope is fixedly installed, a mounting casing is installed on the processing seat on the left side of the first sliding casing, a hydraulic tank is fixedly installed on the mounting casing, and a hydraulic casing is installed on the hydraulic tank. A body is installed, and a partition extending downwardly on the inner top wall of the hydraulic casing is fixedly installed. The partition divides the hydraulic casing into a left hydraulic casing and a right hydraulic casing, and the left A hydraulic casing and a right hydraulic casing are connected to each other, a fourth sliding casing is installed on the left side of the mounting casing, and a hydraulic device is installed on the fourth sliding casing. A first through hole penetrating vertically is installed in the inner top wall of the left hydraulic casing, A piston plate is slid and installed on the body, and a first guide rod that penetrates the first through hole and enters the fourth sliding housing is fixedly installed at the top of the piston plate. A second rotating housing extends upward on the right side of the inner top wall of the body, and a second through hole penetrating vertically on the inner top wall of the right hydraulic housing is installed on the right hydraulic housing. A sliding arm is slid and attached, and a second guide rod that penetrates the second through hole and enters the second rotating housing is fixedly installed at the top of the sliding arm, and the machining seat is perforated. An apparatus and a lighting device, wherein the drilling device is installed on the inner top wall of the first sliding housing and includes a fifth sliding housing communicating with the second rotating housing, A sliding pad is attached to the five-sliding housing, The second electric machine is fixedly installed on the end face of the bottom part of the sliding machine, and the drill extending downward is connected to the power to the bottom part of the second electric machine, and the first electric machine is attached to the left and right end walls of the fifth sliding housing. The stop groove is installed symmetrically, the first stop block is fixedly connected to the first stop groove, and the first connection block is fixedly installed on the end face of the top of the slide A first connection lever that enters the second rotary housing is hingedly attached to the first connection block, and a hinge arm rotates and engages the second rotary housing through a second rotary shaft. The upper and lower ends of the hinge arm are hinged to the top of the first connecting lever and the top of the second guide rod, respectively, and the hydraulic device slides on the fourth sliding housing. Shi An end face of the fourth sliding plate, including a hydraulic cylinder installed on the inner top wall of the fourth sliding plate and the fourth sliding housing and connected to the upper part of the fourth sliding plate and power Is connected to the top of the first guide rod and fixedly, and a third rotating housing is installed in communication between the fourth sliding housing and the third sliding housing. A rotating ring is rotatably installed on the body through a third rotating shaft, and a sector gear meshing with the rack is fixedly attached to the left side of the outer circle of the rotating ring, and the right side of the outer circle of the rotating ring is The second connection lever that enters the fourth slide housing is fixedly installed, and the second connection block that is hinged to the second connection lever is fixedly installed on the left end surface of the first guide rod, Extending back and forth on the left and right end walls of the first slide housing Two stop grooves are installed symmetrically, and a second stop block that is fixedly connected to the first slide plate is fixed to the second stop groove, and a second stop block is attached to the upper and lower end walls of the second slide housing. Three stop grooves are installed symmetrically, and the third stop block is slid and attached to the third stop groove, and the third stop groove is fixed to the left inner wall of the third stop groove. A tension coil spring that is in contact with the stop block is attached, and a fourth stop groove is symmetrically installed on the right end surface of the partition and the right inner wall of the right hydraulic casing, and the fourth stop groove A fourth stop block fixedly attached to the sliding arm is slid and attached, and a compression spring that abuts the fourth stop block is fixed to the top of the fourth stop groove. A lamp panel in which a sealing ring is installed in the first through hole and the second through hole, and the lighting device is installed symmetrically on tops of the left and right end faces of the processing seat; An illumination lamp is fixedly installed at the bottom of the lamp panel.

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