CN112247634A - Small-sized lever clamping mechanism - Google Patents
Small-sized lever clamping mechanism Download PDFInfo
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- CN112247634A CN112247634A CN202011231073.3A CN202011231073A CN112247634A CN 112247634 A CN112247634 A CN 112247634A CN 202011231073 A CN202011231073 A CN 202011231073A CN 112247634 A CN112247634 A CN 112247634A
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- groove
- buffer
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- wall
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention belongs to the field of lever mechanisms, and particularly relates to a small-sized lever clamping mechanism which aims at solving the problems that an existing hydraulic cylinder is large in size, small in application range, inconvenient to use on a clamp pressing and mold locking mechanism, inconvenient to arrange and poor in buffering effect. The hydraulic cylinder has the advantages of reasonable structure, convenience in operation, small volume, wide application range, convenience in use on a clamp pressing and mold locking mechanism, convenience in layout and good buffering effect.
Description
Technical Field
The invention relates to the technical field of lever mechanisms, in particular to a small lever clamping mechanism.
Background
The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and makes linear reciprocating motion. The reciprocating motion device has simple structure and reliable work, can avoid a speed reducer when used for realizing reciprocating motion, has no transmission clearance, and moves stably, thereby being widely applied to hydraulic systems of various machines;
however, the existing hydraulic cylinder is large in size and small in application range, is inconvenient to use on a clamp pressing and mold locking mechanism, is inconvenient to arrange, and is poor in buffering effect.
Disclosure of Invention
The invention aims to solve the defects that in the prior art, a hydraulic cylinder is large in size, small in application range, inconvenient to use on a clamp pressing and mold locking mechanism, inconvenient to arrange and poor in buffering effect, and provides a small lever clamping mechanism.
In order to achieve the purpose, the invention adopts the following technical scheme:
a small-sized lever clamping mechanism comprises an oil cylinder body, a two-way motion piston, an ejection pin and a pressure plate fixing pin, wherein the two-way motion piston is installed on the oil cylinder body, the pressure plate fixing pin and the ejection pin are installed on the two-way motion piston, an oil cylinder loosening oil circuit hole and an oil cylinder pressing oil circuit hole are formed in the oil cylinder body, a base is arranged at the bottom of the oil cylinder body, a buffer groove is formed in the top of the base, a mounting seat is slidably installed in the buffer groove, the oil cylinder body is installed at the top of the mounting seat, a connecting groove is formed in the bottom of the mounting seat, a fixing seat is fixedly installed on the inner wall of the bottom of the buffer groove and is installed in the connecting groove, two mounting grooves are formed in the top of the fixing seat, rotating arms are rotatably installed in the two mounting grooves, the two, one end of each of the two rotating arms is rotatably arranged on the corresponding two buffer blocks, one end of each of the two buffer blocks is provided with a square hole, square rods are fixedly arranged in the two moving grooves and are arranged in the corresponding square holes, the two square rods are respectively sleeved with a first spring, two fixed slots have been seted up to the bottom of mount pad, all rotate in two fixed slots and install the buffering arm, the one end of two buffering arms is all rotated and is installed the gyro wheel, two gyro wheels all contact with the bottom inner wall of dashpot, the equal fixed mounting in one side of two buffering arms has the gear, the spring groove has all been seted up on one side inner wall of two fixed slots, the equal slidable mounting of two spring inslot has the rack, rack and the gear engagement who corresponds, the equal fixed mounting in one end of two racks has the second spring, the one end fixed connection of second spring is on the inner wall of the spring groove that corresponds.
Preferably, the slot has all been seted up to the both sides of hydro-cylinder body, and two recesses have been seted up at the top of mount pad, and equal slidable mounting has the control seat in two recesses, and the equal fixed mounting in one side that two control seats are close to each other has the picture peg, and the picture peg is installed in the slot that corresponds, and the control seat drives the picture peg and removes, and the fixed restriction of hydro-cylinder body on the mount pad can be cancelled to the picture peg roll-off slot.
Preferably, threaded holes are formed in one side of each of the two control seats, control grooves are formed in the inner wall of one side of each of the two grooves, the lead screws are installed in the two control grooves in a rotating mode, the lead screws are connected in corresponding threaded holes in a threaded mode, worm wheels are fixedly sleeved on the two lead screws, the worm drives the worm wheels to rotate, the worm wheels drive the lead screws to rotate, and the lead screws drive the control seats to move.
Preferably, all seted up on the top inner wall of two control flumes and rotated the hole, two rotate downthehole all to rotate and install the dead lever, the equal fixed mounting in bottom of two dead levers has the worm, worm and the worm wheel meshing that corresponds, the equal fixed mounting in top of two dead levers has rotatory piece, and rotatory piece drives the dead lever rotation that corresponds, and the dead lever drives the worm and rotates.
Preferably, an auxiliary groove is formed in the inner wall of the groove, an auxiliary block is fixedly mounted on the control seat, and the auxiliary block is slidably mounted in the auxiliary groove.
Preferably, a rotating groove is formed in the inner wall of the fixing groove, a rotating block is fixedly mounted on the buffering arm and rotatably mounted in the rotating groove, the buffering arm drives the rotating block to rotate in the rotating groove when rotating, and the position of the buffering arm during rotation can be stabilized.
Preferably, a through hole is formed in the buffer arm, a fixing block is fixedly mounted on one side of the roller, and the fixing block is rotatably mounted in the through hole.
Preferably, the inner wall of the buffer slot is provided with a sliding groove, the mounting seat is fixedly provided with a sliding block, the sliding block is slidably mounted in the sliding groove, the mounting seat is driven to slide in the sliding groove when moving, and the position of the mounting seat when moving can be stabilized.
Compared with the prior art, the invention has the beneficial effects that:
according to the scheme, when the pressing action is carried out, the left side of the oil cylinder body is pressurized, the two-way motion piston moves rightwards, the two-way motion piston pushes out the ejector pin through the wedge gap slope, the ejector pin jacks the tail part of the pressing plate to force the front end of the pressing plate to press downwards, when the action is released, the right side of the oil cylinder body is pressurized, the two-way motion piston moves leftwards, the two-way motion piston withdraws the ejector pin through the piston wedge gap slope, the ejector pin is retracted, the pressing plate fixing pin is reset, the pressing product low pressing point is pressed through miniaturization of the oil cylinder body to improve the processing stability and precision, the oil cylinder body drives the mounting seat to move when shaking, meanwhile, the fixing seat slides in the mounting groove, the rotating arm drives the corresponding buffer block to move, the corresponding first spring is extruded by the buffer block, the mounting seat drives the two idler wheels to roll on, the elastic action of the first spring and the second spring can absorb and reduce the impact potential energy of the mounting seat, so that the shaking amplitude is reduced, the rotating block is rotated, the fixed rod drives the worm to rotate, the worm wheel drives the lead screw to rotate, the control seat drives the plugboard to move, the fixing limit of the oil cylinder body on the mounting seat can be cancelled, and the buffer part and the oil cylinder body can be conveniently disassembled and assembled;
the hydraulic cylinder has the advantages of reasonable structure, convenience in operation, small volume, wide application range, convenience in use on a clamp pressing and mold locking mechanism, convenience in layout and good buffering effect.
Drawings
FIG. 1 is a schematic view of a front view structure according to the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of part A of the structure proposed by the present invention;
FIG. 4 is a schematic structural diagram of part B according to the present invention;
fig. 5 is a schematic structural diagram of part C according to the present invention.
In the figure: 1. an oil cylinder body; 2. a bi-directional motion piston; 3. ejecting a pin; 4. a platen fixing pin; 5. the oil cylinder loosens the oil way hole; 6. the oil cylinder compresses the oil way hole; 7. a base; 8. a buffer tank; 9. a mounting seat; 10. a fixed seat; 11. a rotating arm; 12. a buffer block; 13. a first spring; 14. fixing grooves; 15. a buffer arm; 16. a roller; 17. a gear; 18. a rack; 19. a second spring; 20. a slot; 21. a groove; 22. a control seat; 23. inserting plates; 24. a screw rod; 25. a worm gear; 26. a worm; 27. the block is rotated.
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.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims of this patent does not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one.
Referring to fig. 1-5, a small-sized lever clamping mechanism comprises an oil cylinder body 1, a two-way motion piston 2, an ejection pin 3 and a platen fixing pin 4, wherein the two-way motion piston 2 is installed on the oil cylinder body 1, the platen fixing pin 4 and the ejection pin 3 are both installed on the two-way motion piston 2, an oil cylinder loosening oil circuit hole 5 and an oil cylinder pressing oil circuit hole 6 are formed in the oil cylinder body 1, a base 7 is arranged at the bottom of the oil cylinder body 1, a buffer groove 8 is formed in the top of the base 7, an installation seat 9 is slidably installed in the buffer groove 8, the oil cylinder body 1 is installed at the top of the installation seat 9, a connection groove is formed in the bottom of the installation seat 9, a fixed seat 10 is fixedly installed on the inner wall of the bottom of the buffer groove 8, the fixed seat 10 is installed in the connection groove, two, two moving grooves are arranged on the inner wall of the bottom of the connecting groove, buffer blocks 12 are respectively and slidably mounted in the two moving grooves, one end of each of two rotating arms 11 is rotatably mounted on the corresponding two buffer blocks 12, one end of each of the two buffer blocks 12 is respectively provided with a square hole, a square rod is respectively and fixedly mounted in the two moving grooves and is mounted in the corresponding square hole, a first spring 13 is sleeved on each of the two square rods, two fixing grooves 14 are arranged at the bottom of the mounting seat 9, buffer arms 15 are respectively and rotatably mounted in the two fixing grooves 14, rollers 16 are respectively and rotatably mounted at one ends of the two buffer arms 15, the two rollers 16 are respectively contacted with the inner wall of the bottom of the buffer groove 8, gears 17 are respectively and fixedly mounted at one sides of the two buffer arms 15, spring grooves are respectively arranged on the inner wall at one side of the two fixing grooves 14, racks 18 are respectively and slidably mounted in the two, and one end of each of the two racks 18 is fixedly provided with a second spring 19, and one end of each second spring 19 is fixedly connected to the inner wall of the corresponding spring groove.
In this embodiment, slot 20 has all been seted up to the both sides of hydro-cylinder body 1, and two recesses 21 have been seted up at the top of mount pad 9, and equal slidable mounting has control seat 22 in two recesses 21, and the equal fixed mounting in one side that two control seats 22 are close to each other has picture peg 23, and picture peg 23 is installed in the slot 20 that corresponds, and control seat 22 drives picture peg 23 and removes, and picture peg 23 roll-off slot 20 can cancel the fixed restriction of hydro-cylinder body 1 on mount pad 9.
In this embodiment, threaded holes are all opened in one side of two control seats 22, and the control groove has all been opened on one side inner wall of two recesses 21, all rotates in two control grooves and installs lead screw 24, and 24 threaded connection of lead screw are in the threaded hole that corresponds, and equal fixed cover is equipped with worm wheel 25 on two lead screws 24, and worm 26 drives worm wheel 25 and rotates, and worm wheel 25 drives lead screw 24 and rotates, and lead screw 24 drives control seat 22 and removes.
In this embodiment, all seted up on the top inner wall of two control flumes and rotated the hole, two rotate downthehole all to rotate and install the dead lever, the equal fixed mounting in bottom of two dead levers has worm 26, worm 26 meshes with the worm wheel 25 that corresponds, the equal fixed mounting in top of two dead levers has rotatory piece 27, rotatory piece 27 drives the dead lever rotation that corresponds, and the dead lever drives worm 26 and rotates.
In this embodiment, an auxiliary groove is formed in the inner wall of the groove 21, an auxiliary block is fixedly mounted on the control seat 22, and the auxiliary block is slidably mounted in the auxiliary groove.
In this embodiment, a rotating groove is formed in the inner wall of the fixing groove 14, a rotating block is fixedly mounted on the buffer arm 15, the rotating block is rotatably mounted in the rotating groove, the rotating block is driven to rotate in the rotating groove when the buffer arm 15 rotates, and the position of the buffer arm 15 during rotation can be stabilized.
In this embodiment, a through hole is formed in the buffer arm 15, a fixing block is fixedly mounted on one side of the roller 16, and the fixing block is rotatably mounted in the through hole.
In this embodiment, seted up the spout on the inner wall of dashpot 8, fixed mounting has the slider on the mount pad 9, and slider slidable mounting is in the spout, drives the slider and slides in the spout when mount pad 9 removes, can stabilize the position when mount pad 9 removes.
In the embodiment, when the pressing action is performed, the left side of the oil cylinder body 1 is pressurized, the two-way moving piston 2 moves to the right, the two-way moving piston 2 pushes out the ejector pin 3 through the wedge gap slope, the ejector pin 3 jacks up the tail part of the pressing plate to force the front end of the pressing plate to press downwards, when the pressing action is released, the right side of the oil cylinder body 1 is pressurized, the two-way moving piston 2 moves to the left, the two-way moving piston 2 withdraws the ejector pin 3 through the wedge gap slope of the piston, the ejector pin 3 is retracted, the pressing plate fixing pin 4 resets, the low and low pressing points of the pressed product are improved in processing stability and precision through miniaturization of the oil cylinder body 1, the oil cylinder body 1 drives the mounting seat 9 to move when shaking, the mounting seat 9 drives the two buffer blocks 12 to move, meanwhile, the fixing seat 10 slides in the mounting groove, the buffer blocks 12 drive the corresponding rotating arms 11 to rotate, the rotating arms, the first spring 13 is elastically deformed, the mounting seat 9 drives the two rollers 16 to roll on the inner wall of the bottom of the buffer groove 8, so that the buffer arm 15 rotates in the corresponding fixed groove 14, the buffer arm 15 drives the gear 17 to rotate, the gear 17 drives the rack 18 to move, the rack 18 pulls the second spring 19, the second spring 19 is elastically deformed, the elastic action of the first spring 13 and the second spring 19 can absorb and reduce the impact potential energy of the mounting seat 9, so as to reduce the shaking amplitude, stabilize the position of the oil cylinder body 1, the rotating block 27 is rotated, the rotating block 27 drives the corresponding fixed rod to rotate, the fixed rod drives the worm 26 to rotate, the worm 26 drives the worm wheel 25 to rotate, the worm wheel 25 drives the lead screw 24 to rotate, the lead screw 24 drives the control seat 22 to move, the control seat 22 drives the inserting plate 23 to move, the inserting plate 23 slides out of the inserting groove 20, and the fixing limit of, the buffer part and the oil cylinder body 1 are convenient to disassemble and assemble.
Compared with the prior art, the invention has the technical progress that: the hydraulic cylinder has the advantages of reasonable structure, convenience in operation, small volume, wide application range, convenience in use on a clamp pressing and mold locking mechanism, convenience in layout and good buffering effect.
Claims (8)
1. A small-sized lever clamping mechanism comprises an oil cylinder body (1), a two-way motion piston (2), an ejection pin (3) and a pressing plate fixing pin (4), and is characterized in that the two-way motion piston (2) is installed on the oil cylinder body (1), the pressing plate fixing pin (4) and the ejection pin (3) are both installed on the two-way motion piston (2), an oil cylinder loosening oil circuit hole (5) and an oil cylinder pressing oil circuit hole (6) are formed in the oil cylinder body (1), a base (7) is arranged at the bottom of the oil cylinder body (1), a buffer groove (8) is formed in the top of the base (7), a mounting seat (9) is installed in the buffer groove (8) in a sliding mode, the oil cylinder body (1) is installed at the top of the mounting seat (9), a connecting groove is formed in the bottom of the mounting seat (9), and a fixing seat (10), the fixing seat (10) is installed in the connecting groove, two mounting grooves are formed in the top of the fixing seat (10), the two mounting grooves are respectively and rotatably provided with a rotating arm (11), the two rotating arms (11) are mutually and rotatably connected, the inner wall of the bottom of the connecting groove is provided with two moving grooves, the two moving grooves are respectively and slidably provided with a buffer block (12), one end of each rotating arm (11) is respectively and rotatably installed on the corresponding two buffer blocks (12), one end of each buffer block (12) is respectively provided with a square hole, the two moving grooves are respectively and fixedly provided with a square rod, the square rods are installed in the corresponding square holes, the two square rods are respectively sleeved with a first spring (13), the bottom of the mounting seat (9) is provided with two fixing grooves (14), the two fixing grooves (14) are respectively and rotatably provided with buffer arms (15), and one end of each buffer arm (15) is respectively and rotatably, two gyro wheels (16) all contact with the bottom inner wall of dashpot (8), the equal fixed mounting in one side of two buffering arms (15) has gear (17), the spring groove has all been seted up on the one side inner wall of two fixed slots (14), the equal slidable mounting of two spring inslots has rack (18), rack (18) and the gear (17) meshing that corresponds, the equal fixed mounting in one end of two rack (18) has second spring (19), the one end fixed connection of second spring (19) is on the inner wall of the spring groove that corresponds.
2. The small-sized lever clamping mechanism as claimed in claim 1, wherein the two sides of the cylinder body (1) are respectively provided with a slot (20), the top of the mounting seat (9) is provided with two grooves (21), the two grooves (21) are respectively and slidably provided with a control seat (22), one sides of the two control seats (22) close to each other are respectively and fixedly provided with a plug board (23), and the plug boards (23) are arranged in the corresponding slots (20).
3. The small-sized lever clamping mechanism according to claim 2, wherein one side of each of the two control seats (22) is provided with a threaded hole, one side of the inner wall of each of the two grooves (21) is provided with a control groove, each of the two control grooves is rotatably provided with a lead screw (24), the lead screws (24) are in threaded connection with the corresponding threaded holes, and each of the two lead screws (24) is fixedly sleeved with a worm wheel (25).
4. The small-sized lever clamping mechanism as claimed in claim 3, wherein the inner wall of the top of each control slot is provided with a rotating hole, the two rotating holes are rotatably provided with fixing rods, the bottom ends of the two fixing rods are fixedly provided with worms (26), the worms (26) are engaged with the corresponding worm wheels (25), and the top ends of the two fixing rods are fixedly provided with rotating blocks (27).
5. The small-sized lever clamping mechanism according to claim 2, wherein an auxiliary groove is formed on the inner wall of the groove (21), an auxiliary block is fixedly arranged on the control seat (22), and the auxiliary block is slidably arranged in the auxiliary groove.
6. The compact lever clamp mechanism of claim 1, wherein the inner wall of the fixed groove (14) is provided with a rotating groove, the buffer arm (15) is fixedly provided with a rotating block, and the rotating block is rotatably arranged in the rotating groove.
7. The small-sized lever clamping mechanism according to claim 1, wherein the buffer arm (15) is provided with a through hole, one side of the roller (16) is fixedly provided with a fixed block, and the fixed block is rotatably arranged in the through hole.
8. The small-sized lever clamping mechanism according to claim 1, wherein a sliding groove is formed on the inner wall of the buffer groove (8), a sliding block is fixedly installed on the installation seat (9), and the sliding block is slidably installed in the sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231073.3A CN112247634A (en) | 2020-11-06 | 2020-11-06 | Small-sized lever clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231073.3A CN112247634A (en) | 2020-11-06 | 2020-11-06 | Small-sized lever clamping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112247634A true CN112247634A (en) | 2021-01-22 |
Family
ID=74265361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011231073.3A Withdrawn CN112247634A (en) | 2020-11-06 | 2020-11-06 | Small-sized lever clamping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112247634A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113077704A (en) * | 2021-04-15 | 2021-07-06 | 吾将文化科技集团有限公司 | Exhibition sand table for exhibition hall engineering |
-
2020
- 2020-11-06 CN CN202011231073.3A patent/CN112247634A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113077704A (en) * | 2021-04-15 | 2021-07-06 | 吾将文化科技集团有限公司 | Exhibition sand table for exhibition hall engineering |
| CN113077704B (en) * | 2021-04-15 | 2022-10-04 | 吾将文化科技集团有限公司 | Exhibition sand table for exhibition hall engineering |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210122 |
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| WW01 | Invention patent application withdrawn after publication |