CN212450452U

CN212450452U - Shear type lifter locking device

Info

Publication number: CN212450452U
Application number: CN202020682650.XU
Authority: CN
Inventors: 周文瑞; 崔连海; 宋庆太; 姚正涛
Original assignee: Qingdao Oshine Machinery Co ltd
Current assignee: Qingdao Oshine Machinery Co ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2021-02-02
Anticipated expiration: 2030-04-28

Abstract

The utility model relates to a cut formula machine locking device that lifts belongs to the technical field who cuts formula machine that lifts, and its technical scheme includes that the rigid coupling is connected in the locking plate between two backup pads two in a plurality of lower locking pieces of bottom plate upper surface and rotation, the locking plate can tend to be close to the bottom plate direction and rotate, locking plate lower surface rigid coupling has one and rotates downwards along with the locking plate and push up in the last locking piece of arbitrary lower locking piece one side, the locking plate is provided with the drive and goes up the locking piece and keeps away from one side butt that drives actuating cylinder and is close to the actuating mechanism who drives one side of actuating cylinder in the locking piece under corresponding. The utility model discloses thereby have through make the locking piece of locking tightly in the effect of the security that the locking piece had improved the lift in-process down.

Description

Shear type lifter locking device

Technical Field

The utility model belongs to the technical field of the technique of formula of cutting machine of lifting and specifically relates to a formula of cutting machine of lifting locking device is related to.

Background

The existing scissor type lifting machine is an automobile repairing machine used in the automobile repairing industry, is driven to lift by a hydraulic system, is also called a hydraulic lifting machine, and plays a vital role in automobile repairing and maintenance.

A shear type plate shearing machine is shown in figures 1 and 2 and comprises a horizontally arranged bottom plate 1, a horizontally arranged bearing plate 2 is arranged above the bottom plate 1, and the length direction of the bearing plate 2 is parallel to the length direction of the bottom plate 1. Two sides of the upper surface of the bottom plate 1 are respectively fixedly connected with a side plate 11, the length directions of the two side plates 11 are all parallel to the length direction of the bottom plate 1, a first rotating shaft 21 with a horizontal axis is rotatably connected between one ends of the two side plates 11, the axial direction of the first rotating shaft 21 is perpendicular to the length direction of the bottom plate 1, two ends of the first rotating shaft 21 are respectively fixedly connected with a first supporting plate 22, and one ends of the first supporting plates 22, far away from the first rotating shaft 21, slide along the length direction of the bearing plate 2 and are connected with two. The lower surface of the bearing plate 2 is rotatably connected with a second rotating shaft 23 corresponding to the first rotating shaft 21, the axial direction of the second rotating shaft 23 is parallel to the axial direction of the first rotating shaft 21 and is positioned on the same vertical surface with the first rotating shaft 21, two ends of the second rotating shaft 23 are respectively fixedly connected with a second supporting plate 24, the second supporting plates 24 are respectively positioned at two sides of the first two supporting plates 22, and one ends of the second two supporting plates 24, far away from the second rotating shaft 23, are respectively connected with one side, close to each other, of the two side plates 11 in a sliding manner along; the middle part of the same side supporting plate I22 is hinged with the middle part of the same side supporting plate II 24 to form an X shape. A third rotating shaft 25 is fixedly connected between the middle parts of the second two supporting plates 24, the middle part of the peripheral surface of the first rotating shaft 21 is rotatably connected with a driving cylinder 26, and a piston rod of the driving cylinder 26 is rotatably connected with the peripheral surface of the third rotating shaft 25. Bottom plate 1 upper surface middle part rigid coupling has a plurality of locating pieces 12, a plurality of locating pieces 12 are along 1 length direction evenly distributed of bottom plate, it is connected with a bull stick 27 to rotate between two backup pads two 24, bull stick 27 axis direction is on a parallel with a 21 axis direction of pivot, the global rigid coupling of bull stick 27 has a location hook 28, location hook 28 is the V type of invering, one side that the bull stick 27 was kept away from to location hook 28 can rotate and the card is located one side that arbitrary locating piece 12 is close to the bull stick 27 along with the bull stick 27. When driving actuating cylinder 26 telescopic link and stretching out, can drive two backup pads one 22 and two backup pads two 24 rotations, thereby drive two backup pads one 22 and keep away from the one end of pivot one 21 respectively along accepting board 2 length direction trend and be close to two 23 directions of pivot and slide, it tends to be close to pivot one 21 directions and slide along bottom plate 1 length direction respectively to drive two 24 one ends of keeping away from pivot two 23 simultaneously, thereby promote to accept board 2 and rise along vertical direction, when ascending to required height until accepting board 2, positioning hook 28 can block locate and correspond locating piece 12 and be close to one side of driving actuating cylinder 26, thereby the position of accepting board 2 locks.

The existing shear type plate shearing machine has the following defects: because the gravity center of the bearing plate 2 is shifted in the lifting process, and the weight of an object on the bearing plate 2 is relatively large, the positioning hook 28 is easily driven to upwarp to separate the positioning hook 28 from the positioning block 12, so that potential safety hazards appear in the lifting process of the lifting machine.

Disclosure of Invention

To the deficiency that prior art exists, the utility model aims at providing a cut formula machine of lifting locking device, thereby it has the effect of locking tightly firmly in lower locking piece and having improved the security of lifting the in-process through making upper locking piece.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a cut formula of cutting and lift locking device, includes that the rigid coupling is connected in the main shaft between two backup pads two in a plurality of lower locking pieces of bottom plate upper surface and rotation, and is a plurality of the lower locking piece is evenly arranged along bottom plate length direction, main shaft axis level sets up and perpendicular to bottom plate length direction, be provided with a locking plate between main shaft and the pivot one, locking plate one side rigid coupling is global in the main shaft, locking plate lower surface rigid coupling has an upper locking piece, one side that pivot one was kept away from to upper locking piece rotates and the butt is close to one side of pivot one in arbitrary lower locking piece along with the locking plate, the locking plate is provided with drive locking plate pivoted actuating mechanism.

Through adopting above-mentioned technical scheme, slide along bottom plate length direction along two backup pads all and can drive the locking piece and slide along bottom plate length direction, slide to required position until two backup pads two, actuating mechanism drive locking plate trend is close to the bottom plate direction and rotates, thereby it tends to be close to the bottom plate direction and rotates to drive the locking piece, when one side butt that the pivot one was kept away from to the locking piece was close to one side of pivot one under corresponding to the locking piece, thereby the position of locking the locking piece will be locked, thereby lock two backup pads two positions on the bottom plate upper surface, consequently lock the position of two backup pads two through locking piece and lower locking piece cooperation, and then prevent to warp and break away from down the locking piece and lead to lifting the in-process danger because of locking piece.

The present invention may be further configured in a preferred embodiment as: the driving mechanism comprises a locking cylinder fixedly connected to the locking plate, a piston rod of the locking cylinder is arranged downwards, and the end part of the piston rod of the locking cylinder penetrates through the locking plate and abuts against the upper surface of the bottom plate.

Through adopting above-mentioned technical scheme, thereby after one side butt that the pivot was kept away from to last latch segment corresponds one side that lower latch segment is close to pivot one, thereby drive the locking plate along with cylinder piston rod's shrink and go up the latch segment homoenergetic and tend to be close to the bottom plate direction and rotate, when one side butt that the pivot was kept away from to last latch segment corresponds one side that lower latch segment is close to pivot one to lock the position of two bracing pieces two through the cooperation of last latch segment and lower latch segment.

The present invention may be further configured in a preferred embodiment as: the bottom plate has ferromagnetism, be provided with one on the locking board and tend to be close to the bottom plate direction along with the locking board and rotate and adsorb the electro-magnet on the bottom plate upper surface.

Through adopting above-mentioned technical scheme, rotate one side butt that the pivot is kept away from to supreme latch segment when the locking plate and after one side that the latch segment is close to the pivot is close to the corresponding lower latch segment, the electro-magnet circular telegram made the electro-magnet tightly adsorb in the bottom plate upper surface this moment to prevent that the locking plate from upwarping because of rotating, further improved the fastness when locking segment and lower latch segment butt.

The present invention may be further configured in a preferred embodiment as: the lower locking blocks are arranged on two sides of the upper surface of the bottom plate.

Through adopting above-mentioned technical scheme, compare with locking piece under the single row, the stability when locking piece locking can be improved to locking piece under two rows.

The present invention may be further configured in a preferred embodiment as: one side of the upper locking block, which is close to the first rotating shaft, is provided with a first guide inclined plane, and one side of the lower locking blocks, which is far away from the first rotating shaft, is provided with a second guide inclined plane.

Through adopting above-mentioned technical scheme, when last latch segment slided along bottom plate length direction, the smooth nature of latch segment in the bottom plate length direction in-process that slides on the homoenergetic can be improved to direction inclined plane one and direction inclined plane two.

The present invention may be further configured in a preferred embodiment as: two sides of the bottom plate are fixedly connected with a slide rail respectively, the length directions of the two slide rails are parallel to the length direction of the bottom plate, the longitudinal sections of the two slide rails are inverted L-shaped, and one sides, away from each other, of the two support plates are fixedly connected with a slide block which is connected in the corresponding slide rail in a sliding mode.

Through adopting above-mentioned technical scheme, two sliders slide respectively and connect in corresponding the slide rail to prevent that two backup pads are two and take place the skew of position along bottom plate length direction in-process that slides.

The present invention may be further configured in a preferred embodiment as: two the slider slides and connects in the part that corresponds the slide rail all the cladding has the protective layer that the rubber material made.

Through adopting above-mentioned technical scheme, the in-process that two sliders slided in corresponding slide rail for a long time takes place wearing and tearing easily, and the protective layer can reduce the wearing and tearing of two sliders sliding in-process to equipment life has been prolonged.

To sum up, the utility model discloses a following at least one useful technological effect:

1. by adopting the technical scheme, the upper locking block can be driven to slide along the length direction of the bottom plate along with the sliding of the two support plates along the length direction of the bottom plate, until the two support plates slide to the required position, the driving mechanism drives the locking plate to tend to rotate close to the bottom plate, so as to drive the upper locking block to tend to rotate close to the bottom plate, until one side of the upper locking block, which is far away from the first rotating shaft, abuts against one side of the corresponding lower locking block, which is close to the first rotating shaft, so that the position of the upper locking block is locked, and the positions of the two support plates are locked on the upper surface of the bottom plate through the matching of the upper locking block and the lower locking block, so that the danger in the lifting process caused by the upwarp of the upper locking block and the separation of the lower locking block is prevented;

2. by arranging the electromagnet, after the locking plate rotates to the side, far away from the first rotating shaft, of the upper locking block and abuts against the side, close to the first rotating shaft, of the corresponding lower locking block, the electromagnet is electrified to enable the electromagnet to be tightly adsorbed on the upper surface of the bottom plate, so that the locking plate is prevented from being upwarped due to rotation, and the firmness of the abutting of the upper locking block and the lower locking block is further improved;

3. through being provided with direction inclined plane one and direction inclined plane two, when last latch segment slided along bottom plate length direction, direction inclined plane one and direction inclined plane two homoenergetic improve the smooth nature of latch segment in the bottom plate length direction in-process that slides.

Drawings

Fig. 1 is a schematic view of the overall structure of a scissor lift in the background art of the present invention;

fig. 2 is a schematic structural view of a scissor lift support bar II in the background art of the present invention;

FIG. 3 is a schematic view of the overall structure of the present embodiment;

FIG. 4 is a schematic diagram of the locking plate structure of the present embodiment;

fig. 5 is a partially enlarged schematic view of a portion a in fig. 4.

In the figure, 1, a bottom plate; 11. a side plate; 12. positioning blocks; 2. a bearing plate; 21. a first rotating shaft; 22. a first support plate; 23. a second rotating shaft; 24. a second support plate; 25. a rotating shaft III; 26. a driving cylinder; 27. a rotating rod; 28. a positioning hook; 3. a lower locking block; 31. a second guide inclined plane; 4. a main shaft; 41. a locking plate; 42. an upper locking block; 43. a first guide inclined plane; 44. a through groove; 5. a slide rail; 51. a slider; 52. a protective layer; 6. a locking cylinder; 7. an electromagnet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 3, for the utility model discloses a cut formula machine of lifting locking device, including rigid coupling in a plurality of lower locking piece 3 and the rotation of bottom plate 1 upper surface connect in two backup pads two 24 between main shaft 4, a plurality of lower locking piece 3 arrange in the both sides of bottom plate 1 upper surface, and locking piece 3 is respectively along 1 length direction evenly distributed of bottom plate under each side. The axis of the main shaft 4 is horizontally arranged and perpendicular to the length direction of the bottom plate 1, a locking plate 41 is arranged between the main shaft 4 and the first rotating shaft 21, one side of the locking plate 41 is fixedly connected to the circumferential surface of the main shaft 4, and the locking plate 41 can rotate along with the rotation of the main shaft 4 and tends to rotate close to the bottom plate 1.

Referring to fig. 4 and 5, the locking plate 41 is provided with a driving mechanism that drives the locking plate 41 to rotate. In this embodiment, the driving mechanism is a locking cylinder 6 fixedly connected to the central position of the locking plate 41, the piston rod of the locking cylinder 6 is disposed downward, and the end of the piston rod of the locking cylinder 6 penetrates through the locking plate 41 and abuts against the upper surface of the bottom plate 1. After the two supporting plates 24 slide to the required positions, the locking plate 41 is driven to move towards the direction close to the bottom plate 1 along with the contraction of the piston rod of the locking cylinder 6.

The lower surface of the locking plate 41 is fixedly connected with an upper locking block 42 at the position corresponding to the lower locking blocks 3 at the two sides. The locking plate 41 rotates along with the direction of moving away from the bottom plate 1, so that the two upper locking blocks 42 can be driven to rotate along the direction of moving away from the bottom plate 1 until one sides of the two upper locking blocks 42, which are far away from the first rotating shaft 21, are separated from abutting connection with one sides, which are close to the first rotating shaft 21, of the corresponding lower locking blocks 3; then slide along bottom plate 1 length direction along with two backup pads two 24 to can drive locking plate 41 and slide along bottom plate 1 length direction, when sliding to required position until two backup pads two 24, rotate along with locking plate 41 trend is close to bottom plate 1 direction and can drive two and go up locking block 42 and all tend to be close to bottom plate 1 direction and rotate, when one side that two locking block 42 kept away from pivot one 21 all butts in one side that corresponds lower locking block 3 and is close to pivot one 21, thereby lock the position of two locking block 42, thereby lock the position of two backup pads two 24 through the cooperation of last locking block 42 and lower locking block 3. In order to improve the smoothness of the two upper locking blocks 42 in the sliding process along the length direction of the bottom plate 1, a first guiding inclined plane 43 is formed on one side, close to the first rotating shaft 21, of the two upper locking blocks 42, and a second guiding inclined plane 31 is formed on one side, far away from the second rotating shaft 23, of each of the lower locking blocks 3.

The bottom plate 1 has the ferromagnetism, and the logical groove 44 of a vertical setting is seted up to locking plate 41 upper surface, and the rigid coupling has a vertical setting electro-magnet 7 in leading to the groove 44, and the electro-magnet 7 lower extreme can be followed locking plate 41 trend and is close to bottom plate 1 direction rotation and tightly adsorb in bottom plate 1 upper surface. When the locking plate 41 rotates to the position where one side of the upper locking block 42, which is far away from the first rotating shaft 21, abuts against one side of the lower locking block 3, which is close to the first rotating shaft 21, the electromagnet 7 is powered on to enable the lower end of the electromagnet 7 to be tightly adsorbed on the upper surface of the bottom plate 1, so that the locking plate 41 is prevented from being upwarped due to rotation, and the firmness of the upper locking block 42 when abutting against the lower locking block 3 is further improved.

Referring back to fig. 3, two sides of the bottom plate 1 are respectively and fixedly connected with a slide rail 5, the length direction of the two slide rails 5 is parallel to the length direction of the bottom plate 1, the longitudinal section of the two slide rails 5 is in an inverted L shape, and the lower ends of the sides of the two support plates 24 away from each other are respectively and fixedly connected with a slide block 51 connected in the corresponding slide rail 5 in a sliding manner. The two sliding blocks 51 are respectively connected in the corresponding sliding rails 5 in a sliding manner, so that the position deviation of the two supporting plates 24 in the sliding process along the length direction of the bottom plate 1 is prevented, and the accuracy of the upper locking block 42 in the sliding process along the length direction of the bottom plate 1 is improved. In order to reduce the possibility of abrasion of the two sliding blocks 51 in the sliding process along the length direction of the bottom plate 1, the positions, which are connected to the corresponding sliding rails 5 in a sliding manner, of the two sliding blocks 51 are coated with protective layers 52, and the protective layers 52 are made of rubber materials.

The implementation principle of the embodiment is as follows: when the two support plates 24 need to slide along the length direction of the bottom plate 1, the locking plate 41 can be driven to rotate upwards along with the downward extension of the piston rod of the locking cylinder 6 until the locking plate 41 rotates to enable one side, far away from the first rotating shaft 21, of the upper locking block 42 to be separated from one side, close to the first rotating shaft 21, of the corresponding lower locking block 3 to be abutted; then the two second supporting plates 24 slide along the length direction of the bottom plate 1 to drive the upper locking block 42 to slide along the length direction of the bottom plate 1 until the upper locking block 42 slides to a required position, along with the contraction of a piston rod of the locking cylinder 6, the locking plate 41 can be driven to rotate towards the direction close to the bottom plate 1 until the locking plate 41 rotates to abut against one side, away from the first rotating shaft 21, of the upper locking block 42 and one side, close to the first rotating shaft 21, of the corresponding lower locking block 3, and therefore the positions of the two second supporting rods are locked through the cooperation of the upper locking block 42 and the lower locking block 3; then the electromagnet 7 is electrified to make the lower end of the electromagnet 7 tightly adsorbed on the upper surface of the bottom plate 1, thereby preventing the locking plate 41 from upwarping due to rotation, and further improving the firmness when the upper locking block 42 abuts against the lower locking block 3.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a cut formula of cutting machine locking device that lifts, includes that the rigid coupling is in a plurality of lower locking piece (3) of bottom plate (1) upper surface and rotate main shaft (4) of connecting between two backup pads (24), its characterized in that: a plurality of lower locking piece (3) are evenly arranged along bottom plate (1) length direction, main shaft (4) axis level sets up and perpendicular to bottom plate (1) length direction, be provided with a locking plate (41) between main shaft (4) and pivot (21), locking plate (41) one side rigid coupling is global in main shaft (4), locking plate (41) lower surface rigid coupling has one and goes up locking piece (42), one side that pivot (21) were kept away from in last locking piece (42) rotates along with locking plate (41) and the butt is close to one side of pivot (21) in arbitrary lower locking piece (3), locking plate (41) are provided with drive locking plate (41) pivoted actuating mechanism.

2. A scissor lift latch as claimed in claim 1, wherein: the driving mechanism comprises a locking cylinder (6) fixedly connected to the locking plate (41), a piston rod of the locking cylinder (6) is arranged downwards, and the end part of a piston rod of the locking cylinder (6) penetrates through the locking plate (41) and abuts against the upper surface of the bottom plate (1).

3. A scissor lift latch as claimed in claim 2, wherein: the bottom plate (1) has ferromagnetism, and the locking plate (41) is provided with an electromagnet (7) which rotates along with the locking plate (41) towards the direction close to the bottom plate (1) and is adsorbed on the upper surface of the bottom plate (1).

4. A scissor lift latch as claimed in claim 3, wherein: the lower locking blocks (3) are arranged on two sides of the upper surface of the bottom plate (1).

5. A scissor lift latch as claimed in claim 4, wherein: one side of the upper locking block (42) driving cylinder (26) is provided with a first guide inclined plane (43), and one side of each lower locking block (3) far away from the second rotating shaft (23) is provided with a second guide inclined plane (31).

6. A scissor lift latch as claimed in claim 1, wherein: bottom plate (1) both sides rigid coupling respectively have a slide rail (5), two slide rail (5) length direction all is on a parallel with bottom plate (1) length direction, two slide rail (5) longitudinal section all is the type of invering L, two one side that backup pad two (24) kept away from each other is rigid coupling respectively has one to slide and connects slider (51) in corresponding slide rail (5).

7. A scissor lift latch as claimed in claim 6, wherein: the two sliding blocks (51) are connected to the positions corresponding to the sliding rails (5) in a sliding mode and are coated with protective layers (52) made of rubber materials.