CN112065914A

CN112065914A - Mechanical buffer structure

Info

Publication number: CN112065914A
Application number: CN202010927082.XA
Authority: CN
Inventors: 陈志恒
Original assignee: Deqing Bofa Intelligent Technology Co Ltd
Current assignee: Deqing Haijie Packaging Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2020-12-11
Anticipated expiration: 2040-09-07
Also published as: CN112065914B

Abstract

The invention relates to the technical field of mechanical buffering, and discloses a mechanical buffering device structure which comprises a buffering box, a bearing plate, a first buffering mechanism, a second buffering mechanism, a third buffering mechanism and a fixing barrel. This mechanical buffer structure, when receiving the impact force through accepting the board, the first buffer gear in the inside four corners of buffer box carries out first step buffering to it, when first buffer spring received the extrusion of accepting the board, produce buffering elasticity, carry out first portion buffering to accepting the positive impact force of board, later along with accepting the pushing down of board, make first push rod and second push rod with the push pedal along the second buffer beam to promoting extrusion second buffer spring, produce the further buffering of buffering elasticity and unload power, buffer's buffering ability of unloading has been improved, and is more practical.

Description

Mechanical buffer structure

Technical Field

The invention relates to the technical field of mechanical buffering, in particular to a mechanical buffering device structure.

Background

With the continuous development of the industry, more and more mechanical equipment is developed, and the power of some machines gradually replaces the manual labor. The technology is a double-edged sword, in mechanical equipment, a plurality of machines have potential safety hazards, in the moving process of the mechanical equipment, if safety protection measures are not provided, the strong impact force of the mechanical equipment can cause great property loss and personal injury, and a common buffer mechanism plays a role in buffering, damping and stopping and repeating movement of movable parts of a weapon through energy conversion. The gas buffer mainly uses gunpowder gas as a working medium and consists of a cylinder, a piston, a gas hole, a transmission rod, an exhaust groove and the like. Springs, the earliest used cushioning devices. Liquid buffer using liquid (such as kerosene) as working medium. Such as an oil damper, generally comprises a cylinder, a piston, a transmission rod, a sealing device and the like, and the structure is complex.

The existing mechanical buffer device has limited buffer capacity, most of the buffer devices are buffered through a single buffer structure, the buffer effect is limited, and when the impact force received by the single buffer structure is too large, the effect of the buffer structure is not obvious and the buffer structure is easy to damage.

Disclosure of Invention

The present invention is directed to a mechanical buffer structure to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a mechanical buffer structure, includes the buffering box, accepts board, first buffer gear, second buffer gear, third buffer gear and solid fixed cylinder, the inside four corners of organism is provided with first buffer gear, the top of buffering box is provided with accepts the board, the bottom middle part fixedly connected with solid fixed cylinder who accepts the board, the inside of buffering box is provided with second buffer gear, the inside middle part of buffering box is provided with third buffer gear.

First buffer gear comprises fixed block, first buffer beam, first buffer spring and dashpot, the upper surface of fixed block is seted up flutedly, the through-hole has been seted up to the bottom of recess, the inside grafting of through-hole has first buffer beam, first buffer spring has been cup jointed to the body of rod of first buffer beam, the bottom fixed mounting of first buffer beam has the stopper, accept the left relief angle of board and seted up the dashpot.

The second buffer mechanism comprises first fixed block, second buffer beam, second buffer spring and push pedal, the left side lower extreme fixed mounting of fixed section of thick bamboo has first fixed block, the inside bottom fixed mounting of buffer box has the second fixed block, the inside left wall fixed mounting of buffer box has the second buffer beam, the body of rod of second buffer beam has cup jointed second buffer spring, the body of rod sliding connection of second buffer beam has the push pedal.

Preferably, the third buffer mechanism comprises a fixed column, a seal cavity, a first piston rod, a second piston rod and a third buffer spring, the seal cavity is formed in the upper end of the inside of the fixed column, pressure oil is filled in the seal cavity, a first piston barrel is fixedly connected to the top wall of the inside of the seal cavity, the first piston rod is inserted in the first piston barrel, a first piston is fixedly mounted at the bottom end of the first piston rod, a second piston barrel is fixedly connected to the left side of the inside of the seal cavity, a second piston rod is inserted in the second piston barrel, a second piston is fixedly mounted at the bottom end of the second piston rod, a fixing ring is fixedly connected to the middle of the rod body of the second piston rod, the third buffer spring is sleeved on the rod body of the second piston rod, the number of the second piston barrels is 2, and the third buffer spring is fixedly connected to the left side and the right side of the inside of the seal, and a second piston rod is inserted in each second piston cylinder.

Preferably, the positive fixed mounting of first fixed block has bearing one, the front of bearing one is rotated and is connected with pivot one, the front end fixed mounting of pivot one has first push rod, the other end fixed mounting of first push rod has connecting rod one, the positive upper end fixed mounting of push pedal has bearing three, the front of bearing three is rotated and is connected with the connecting rod, the positive lower extreme fixed mounting of push pedal has bearing four, the front of bearing four is rotated and is connected with connecting rod two, the positive fixed mounting of second fixed block has bearing two, the front of bearing two is rotated and is connected with pivot two, the front end fixed mounting of pivot two has the second push rod, the other end fixed mounting of second push rod has connecting rod two.

Preferably, the fixed cylinder is fixedly provided with a fixed plate inside, the bottom middle part of the fixed plate is fixedly connected with a rubber block, the bottom left side of the fixed plate is fixedly connected with a hollow column, a second piston rod is inserted inside the hollow column, the hollow columns are 2 in number and are respectively and fixedly installed on the left side and the right side of the bottom of the fixed plate, and a through hole inside the hollow column penetrates through the hollow column and the fixed plate.

Preferably, the inside fixed mounting of dashpot has first buffer beam, spring pad two has been placed to the inside of dashpot, spring pad one has been placed to the inside of recess.

Preferably, a first sealing ring is fixedly mounted at the upper end of the interior of the first piston cylinder, and a sealing ring is fixedly mounted at the top end of the interior of the second piston cylinder.

Preferably, the left end of the second buffer rod is sleeved with a third spring pad, the middle of the push plate is provided with a slide hole, the inside of the slide hole is connected with the second buffer rod in a sliding mode, and the left side of the push plate is provided with a fourth spring pad.

Preferably, the bottom of the left side of the buffer box is fixedly connected with a mounting plate, the upper surface of the mounting plate is fixedly connected with a reinforcing plate, the right side of the reinforcing plate is fixedly connected to the left wall of the buffer box, fastening holes are formed in the upper surface of the mounting plate, the number of the mounting plates is 4, the mounting plates are respectively and fixedly connected to the lower ends of the four sides of the buffer box, and the upper surface of each mounting plate is fixedly connected with the reinforcing plate and provided with the fastening holes.

Compared with the prior art, the invention provides a mechanical buffer device structure. The method has the following beneficial effects:

1. this mechanical buffer structure, when receiving the impact force through accepting the board, the first buffer gear in the inside four corners of buffer box carries out first step buffering to it, when first buffer spring received the extrusion of accepting the board, produce buffering elasticity, carry out first portion buffering to accepting the positive impact force of board, later along with accepting the pushing down of board, make first push rod and second push rod extrude second buffer spring with the push pedal along the second buffer beam to promoting, second buffer spring produced the further buffering of buffering elasticity and unloaded the power this moment, mechanical buffer's buffering ability of unloading has been increased substantially, and is more practical.

2. This mechanical buffer structure, when accepting the impact force that the board received when too big, it can increase to accept board descending distance, the rubber block of the fixed plate bottom of final fixed cylinder inside presses first piston rod, the second piston rod can rise under the promotion of pressure oil this moment, produce buffering elasticity and cushion the power of unloading up to the bottom of the hollow post of third buffer spring top contact that the second piston rod body of rod cup jointed, mechanical buffer's the dynamics of assaulting that bears has improved, buffering effect has been improved.

3. This mechanical buffer structure has the mounting panel through four side lower extreme fixed mounting at the buffering box, and the mounting of buffering box is convenient for in the fastening hole that the mounting panel upper surface was seted up, and the gusset plate of mounting panel upper surface fixed connection can consolidate the box wall of buffering box simultaneously, prevents that external force from destroying the buffering box, has improved the life of buffering box.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic cross-sectional view of a first buffer mechanism according to the present invention;

FIG. 3 is a schematic cross-sectional view of a pusher plate according to the present invention;

FIG. 4 is a schematic cross-sectional view of a second buffer mechanism according to the present invention;

FIG. 5 is a schematic cross-sectional view of a third buffer mechanism according to the present invention;

FIG. 6 is a schematic cross-sectional view of a fixing cylinder according to the present invention;

FIG. 7 is a schematic top view of the present invention.

In the figure: 1 buffer box, 2 bearing plate, 3 first buffer mechanism, 301 fixed block, 302 through hole, 303 first buffer rod, 304 limited block, 305 groove, 306 spring cushion I, 307 first buffer spring, 308 buffer groove, 309 spring cushion II, 4 second buffer mechanism, 401 first fixed block, 402 bearing I, 403 rotating shaft I, 404 first push rod, 405 second buffer rod, 406 push plate, 407 connecting rod I, 408 second buffer spring, 409 spring cushion III, 410 second fixed block, 411 bearing II, 412 rotating shaft II, 413 second push rod, 414 connecting rod II, 415 spring cushion IV, 416 bearing III, 417 bearing IV, 418 slide hole, 5 third buffer mechanism, 501 fixed column, 502 sealed cavity, 503 pressure oil, 504 first piston barrel, 505 piston I, 506 first piston rod, 507 first sealing ring, 508 second piston barrel, 509 second piston rod, 510 piston II, 511 fixed ring, 512 third buffer spring, buffer spring cushion, The fixing device comprises a fixing barrel 6, a fixing plate 7, a hollow column 8, a rubber block 9, a reinforcing plate 10, a mounting plate 11 and a fastening hole 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a mechanical buffer device structure comprises a buffer box 1, a bearing plate 2, a first buffer mechanism 3, a second buffer mechanism 4, a third buffer mechanism 5 and a fixed cylinder 6, wherein the first buffer mechanism 3 is arranged at four corners inside a machine body 1, the bearing plate 2 is arranged above the buffer box 1, the fixed cylinder 6 is fixedly connected to the middle of the bottom of the bearing plate 2, a fixed plate 7 is fixedly arranged inside the fixed cylinder 6, a rubber block 9 is fixedly connected to the middle of the bottom of the fixed plate 7, a hollow column 8 is fixedly connected to the left side of the bottom of the fixed plate 7, a second piston rod 509 is inserted inside the hollow column 8, the number of the hollow columns 8 is 2, the hollow columns are respectively and fixedly arranged on the left side and the right side of the bottom of the fixed plate 7, a through hole inside the hollow column 8 penetrates through the hollow column and the fixed plate 7, the second buffer mechanism 4 is arranged inside the buffer box 1, the third buffer mechanism, the third buffer mechanism 5 is composed of a fixed column 501, a sealed cavity 502, a first piston rod 506, a second piston rod 509 and a third buffer spring 512, the sealed cavity 502 is arranged at the upper end inside the fixed column 501, pressure oil 503 is filled inside the sealed cavity 502, a first piston barrel 504 is fixedly connected to the top wall inside the sealed cavity 502, the first piston rod 506 is inserted inside the first piston barrel 504, a first piston 505 is fixedly installed at the bottom end of the first piston rod 506, a second piston barrel 508 is fixedly connected to the left side inside the sealed cavity 502, a second piston rod 509 is inserted inside the second piston barrel 508, a second piston 510 is fixedly installed at the bottom end of the second piston rod 509, a fixed ring 511 is fixedly connected to the middle part of the rod body of the second piston rod 509, the rod body of the second piston rod 509 is sleeved with the third buffer spring 512, the number of the second piston barrels 508 is 2, and the second piston rods are respectively fixedly connected to the left side and the, a second piston rod is inserted into each second piston cylinder, a first sealing ring 507 is fixedly mounted at the upper end of the interior of the first piston cylinder 504, a sealing ring is fixedly mounted at the top end of the interior of the second piston cylinder 508, a mounting plate 11 is fixedly connected to the bottom of the left side of the buffer box 1, a reinforcing plate 10 is fixedly connected to the upper surface of the mounting plate 11, the right side of the reinforcing plate 10 is fixedly connected to the left wall of the buffer box 1, fastening holes 12 are formed in the upper surface of the mounting plate 11, the number of the mounting plates 11 is 4, the mounting plates are respectively fixedly connected to the lower ends of the four sides of the buffer box 1, the reinforcing plate and the fastening holes are formed in the upper surface of each mounting plate, the mounting plates 11 are fixedly mounted at the lower ends of the four sides of the buffer box 1, the mounting holes 12 formed in the upper surface of the mounting plate 11 are convenient for mounting the buffer box 1, and, prevent external force destruction buffering box 1, the life of buffering box 1 has been improved, when accepting the impact force that board 2 received too big, accept board 2 whereabouts distance can increase, first piston rod 506 is pressed to the rubber block 9 of the inside fixed plate 7 bottom of final fixed cylinder 6, second piston rod 509 can rise under pressure oil 503's promotion this moment, produce buffering elasticity and cushion the power of unloading until the third buffer spring 512 top contact hollow post 8 that the second piston rod 509 body of rod cup jointed, mechanical buffer's the dynamics of bearing impact has been improved, the buffering effect has been improved.

First buffer gear 3 is by fixed block 301, first buffer pole 303, first buffer spring 307 and buffer tank 308 are constituteed, fixed block 301's upper surface is seted up flutedly 305, through-hole 302 has been seted up to the bottom of recess 305, it has first buffer pole 303 to peg graft in the inside of through-hole 302, first buffer spring 307 has been cup jointed to the body of rod of first buffer pole 303, the bottom fixed mounting of first buffer pole 303 has stopper 304, buffer tank 308 has been seted up to the left relief angle of accepting board 2, the inside fixed mounting of buffer tank 308 has first buffer pole 303, spring pad two 309 has been placed to the inside of buffer tank 308, spring pad one 306 has been placed to the inside of recess 305.

The second buffer mechanism 4 is composed of a first fixed block 401, a second fixed block 410, a second buffer rod 405, a second buffer spring 408 and a push plate 406, the first fixed block 401 is fixedly installed at the lower end of the left side of the fixed cylinder 6, the second fixed block 410 is fixedly installed at the bottom inside the buffer box 1, the second buffer rod 405 is fixedly installed on the left wall inside the buffer box 1, the second buffer spring 408 is sleeved on the rod body of the second buffer rod 405, the push plate 406 is slidably connected to the rod body of the second buffer rod 405, a first bearing 402 is fixedly installed on the front surface of the first fixed block 401, a first rotating shaft 403 is rotatably connected to the front surface of the first bearing 402, a first push rod 404 is fixedly installed at the front end of the first rotating shaft 403, a first connecting rod 407 is fixedly installed at the other end of the first push rod 404, a third bearing 416 is fixedly installed at the upper end of the front surface of the push plate 406, a connecting rod 407 is, the front of the bearing four 417 is rotatably connected with a connecting rod two 414, the front of the second fixing block 410 is fixedly provided with a bearing two 411, the front of the bearing two 411 is rotatably connected with a rotating shaft two 412, the front end of the rotating shaft two 412 is fixedly provided with a second push rod 413, the other end of the second push rod 413 is fixedly provided with a connecting rod two 414, the left end of the second buffer rod 405 is sleeved with a spring pad three 409, the middle of the push plate 406 is provided with a sliding hole 418, the inside of the sliding hole 418 is slidably connected with the second buffer rod 405, the left side of the push plate 406 is provided with a spring pad four 415, when the bearing plate 2 is pressed, the first buffer mechanism 3 at four corners inside the buffer box 1 performs first-step buffering, when the first buffer spring 307 is pressed by the bearing plate 2, buffer elastic force is generated, the first part of the impact force on the front of the bearing plate 2 is buffered, then the first push plate 404 and the second push rod 413 push the second buffer spring 408 along with the second buffer rod 505, at this time, the second buffer spring 408 generates buffer elastic force to further buffer and unload force, so that the buffer and unload force capability of the mechanical buffer device is greatly improved, and the mechanical buffer device is more practical.

In the actual operation process, when the device is used, when the receiving plate 2 receives impact force, the first buffer mechanisms 3 at four corners inside the buffer box 1 perform first-step buffer on the impact force, the first buffer spring 307 generates buffer elastic force when being extruded by the receiving plate 2, the impact force on the front surface of the receiving plate 2 is subjected to first buffer, then along with the downward pressing of the receiving plate 2, the first push rod 404 and the second push rod 413 push the push plate 406 to push and extrude the second buffer spring 408 along the second buffer rod 505, and at the moment, the second buffer spring 408 generates buffer elastic force to further perform buffer unloading force, so that the buffer unloading force capability of the mechanical buffer device is greatly improved, and the mechanical buffer device is more practical; when the impact force received by the receiving plate 2 is too large, the descending distance of the receiving plate 2 is increased, the rubber block 9 at the bottom of the fixing plate 7 inside the fixing barrel 6 is finally pressed to the first piston rod 506, the second piston rod 509 is pushed by the pressure oil 503 to rise, the top end of the third buffer spring 512, which is sleeved on the rod body of the second piston rod 509, contacts the bottom of the hollow column 8 to generate buffer elastic force to buffer and unload force, and the impact force received by the mechanical buffer device is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mechanical buffer structure, includes buffer box (1), accepts board (2), first buffer gear (3), second buffer gear (4), third buffer gear (5) and solid fixed cylinder (6), its characterized in that: first buffer mechanisms (3) are arranged at four corners inside the machine body (1), a bearing plate (2) is arranged above the buffer box (1), a fixed barrel (6) is fixedly connected to the middle of the bottom of the bearing plate (2), a second buffer mechanism (4) is arranged inside the buffer box (1), and a third buffer mechanism (5) is arranged in the middle of the inside of the buffer box (1);

the first buffer mechanism (3) is composed of a fixed block (301), a first buffer rod (303), a first buffer spring (307) and a buffer groove (308), a groove (305) is formed in the upper surface of the fixed block (301), a through hole (302) is formed in the bottom of the groove (305), the first buffer rod (303) is inserted into the through hole (302), a rod body of the first buffer rod (303) is sleeved with the first buffer spring (307), a limiting block (304) is fixedly mounted at the bottom end of the first buffer rod (303), and the buffer groove (308) is formed in the left rear angle of the bearing plate (2);

second buffer gear (4) comprise first fixed block (401), second fixed block (410), second buffer beam (405), second buffer spring (408) and push pedal (406), the left side lower extreme fixed mounting of fixed section of thick bamboo (6) has first fixed block (401), the inside bottom fixed mounting of buffer box (1) has second fixed block (410), the inside left wall fixed mounting of buffer box (1) has second buffer beam (405), second buffer spring (408) have been cup jointed to the body of rod of second buffer beam (405), the body of rod sliding connection of second buffer beam (405) has push pedal (406).

2. A mechanical damping device according to claim 1, characterized in that: the third buffer mechanism (5) is composed of a fixed column (501), a sealed cavity (502), a first piston rod (506), a second piston rod (509) and a third buffer spring (512), the sealed cavity (502) is formed in the upper end of the inside of the fixed column (501), pressure oil (503) is filled in the sealed cavity (502), a first piston cylinder (504) is fixedly connected to the top wall of the inside of the sealed cavity (502), the first piston rod (506) is inserted in the inside of the first piston cylinder (504), a first piston (505) is fixedly installed at the bottom end of the first piston rod (506), a second piston cylinder (508) is fixedly connected to the left side of the inside of the sealed cavity (502), a second piston rod (509) is inserted in the inside of the second piston cylinder (508), a second piston (510) is fixedly installed at the bottom end of the second piston rod (509), a fixing ring (511) is fixedly connected to the middle of the rod body of the second piston rod (509), the rod body of second piston rod (509) has cup jointed third buffer spring (512), the quantity of second piston section of thick bamboo (508) is 2, fixed connection respectively in the inside left and right sides of seal chamber (502), and the inside of every second piston section of thick bamboo all pegs graft and have a second piston rod.

3. A mechanical damping device according to claim 1, characterized in that: the front face of the first fixing block (401) is fixedly provided with a first bearing (402), the front face of the first bearing (402) is rotatably connected with a first rotating shaft (403), the front end of the first rotating shaft (403) is fixedly provided with a first push rod (404), the other end of the first push rod (404) is fixedly provided with a first connecting rod (407), the front upper end of the push plate (406) is fixedly provided with a third bearing (416), the front face of the third bearing (416) is rotatably connected with the connecting rod (407), the front lower end of the push plate (406) is fixedly provided with a fourth bearing (417), the front face of the fourth bearing (417) is rotatably connected with a second connecting rod (414), the front face of the second fixing block (410) is fixedly provided with a second bearing (411), the front face of the second bearing (411) is rotatably connected with a second rotating shaft (412), and the front end of the second rotating shaft, and the other end of the second push rod (413) is fixedly provided with a second connecting rod (414).

4. A mechanical damping device according to claim 1, characterized in that: the utility model discloses a hollow cylinder, including fixed cylinder (6), fixed cylinder, hollow column (8), second piston rod (509) are pegged graft to the inside fixed mounting of fixed cylinder (6) has fixed plate (7), the bottom middle part fixedly connected with rubber block (9) of fixed plate (7), the hollow column (8) of bottom left side fixedly connected with of fixed plate (7), the inside of hollow column (8) is pegged graft and is had second piston rod (509), the quantity of hollow column (8) is 2, and fixed mounting is in the bottom left and right sides of fixed plate (7) respectively, hollow column and fixed plate (7) are run through to the inside.

5. A mechanical damping device according to claim 1, characterized in that: a first buffer rod (303) is fixedly installed inside the buffer groove (308), a second spring pad (309) is placed inside the buffer groove (308), and a first spring pad (306) is placed inside the groove (305).

6. A mechanical damping device according to claim 2, characterized in that: a first sealing ring (507) is fixedly mounted at the upper end of the interior of the first piston cylinder (504), and a sealing ring is fixedly mounted at the top end of the interior of the second piston cylinder (508).

7. A mechanical damping device according to claim 1, characterized in that: the left end of second buffer pole (405) has cup jointed spring pad three (409), slide opening (418) have been seted up at the middle part of push pedal (406), the inside sliding connection second buffer pole (405) of slide opening (418), the left side of push pedal (406) is provided with spring pad four (415).

8. A mechanical damping device according to claim 1, characterized in that: the buffer box is characterized in that a mounting plate (11) is fixedly connected to the bottom of the left side of the buffer box (1), a reinforcing plate (10) is fixedly connected to the upper surface of the mounting plate (11), the right side of the reinforcing plate (10) is fixedly connected to the left wall of the buffer box (1), fastening holes (12) are formed in the upper surface of the mounting plate (11), the mounting plate (11) is 4 in number, the mounting plate is fixedly connected to the lower ends of the four sides of the buffer box (1), and the reinforcing plate is fixedly connected to the upper surface of each mounting plate and the fastening holes are formed in the upper surface of.