CN116000837A - Connecting rod type linkage external pressure device - Google Patents
Connecting rod type linkage external pressure device Download PDFInfo
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- CN116000837A CN116000837A CN202211732986.2A CN202211732986A CN116000837A CN 116000837 A CN116000837 A CN 116000837A CN 202211732986 A CN202211732986 A CN 202211732986A CN 116000837 A CN116000837 A CN 116000837A
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- 210000000078 claw Anatomy 0.000 claims abstract description 45
- 230000006835 compression Effects 0.000 claims abstract description 24
- 238000007906 compression Methods 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000013016 damping Methods 0.000 claims description 51
- 238000004891 communication Methods 0.000 claims description 12
- 238000001125 extrusion Methods 0.000 claims description 12
- 239000007853 buffer solution Substances 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000001737 promoting effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 30
- 230000000694 effects Effects 0.000 description 10
- 239000000872 buffer Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 238000005381 potential energy Methods 0.000 description 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 3
- 239000011148 porous material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The invention relates to the technical field of tool clamps, and particularly discloses a connecting rod type linkage external pressure device which comprises a base; a supporting seat is arranged in the base; the top surface of the supporting seat is hinged with a plurality of supporting rods; the end parts of the support rods are respectively and rotatably connected with a compression claw; a first cavity is formed in the supporting seat; a first screw rod is rotatably connected to the inner side wall at the top end of the first cavity; a pressing block is sleeved outside the first screw rod; a second cavity is formed in the supporting seat; the inner side wall at the top end of the second cavity is provided with sliding grooves at positions corresponding to the tail parts of the pressing claws; the tail parts of the plurality of compression claws are respectively and rotatably connected with a push rod which is in sliding fit with the inner side wall of the chute; a plurality of driving mechanisms are arranged in the second cavity; the driving mechanism can enable the pressing block to drive the ejector rod to slide along the inner side wall of the chute; a guide piece is arranged in the first cavity; the first screw rod is rotated forward to enable the plurality of compression claws to compress the product synchronously, so that the product is clamped on the supporting seat rapidly at one time, and the efficiency of clamping the product is improved.
Description
Technical Field
The invention relates to the technical field of tool clamps, in particular to a connecting rod type linkage external pressure device.
Background
In order to ensure the stability of the product during processing in the processing process of the product, the product is clamped and fixed by a clamping device in most cases, so that the product is not easy to move at will during processing, and the accuracy of the product during processing is improved.
In the prior art, when clamping cylindrical products, the cylindrical products are clamped mostly from the outer side circumference of the products, so that clamping effects are guaranteed, workers need to clamp and fix the outer side circumference of the products through a plurality of pressing devices, the clamping process is complex and tedious, the working efficiency is low, and therefore the overall efficiency of product processing is affected.
Disclosure of Invention
The application provides a connecting rod type linkage external pressure device has and carries out disposable quick clamping to cylindric product outside circumference, improves product clamping efficiency.
The application provides a connecting rod type linkage external pressure device adopts following technical scheme:
a connecting rod type linkage external pressure device comprises a base; a supporting seat is arranged in the base; the top surface of the supporting seat is hinged with a plurality of supporting rods; the ends of the support rods, far away from the support seat, are respectively and rotatably connected with a compression claw; a first cavity is formed in the supporting seat; the inner side wall at the top end of the first cavity is rotationally connected with a first screw rod extending to the bottom of the base; the first screw rod is sleeved with a pressing block in threaded transmission fit with the first screw rod; a second cavity communicated with the first cavity is formed in the supporting seat; the positions, corresponding to the tail parts of the compression claws, on the inner side wall at the top end of the second cavity are provided with sliding grooves; the tail parts of the plurality of pressing claws are respectively and rotatably connected with an ejector rod which is in sliding fit with the inner side wall of the chute; a plurality of driving mechanisms are arranged in the second cavity; the driving mechanism can enable the pressing block to drive the ejector rod to slide along the inner side wall of the chute; and a guide piece for promoting the pressing block to slide along the outer side wall of the first screw rod is arranged in the first cavity.
By adopting the technical scheme, when the outer side of a product is required to be clamped circumferentially, the first screw rod is rotated to drive the pressing block to move downwards in the rotation process, the driving mechanism is used for driving the ejector rods in the sliding grooves to synchronously move upwards in the downward movement process of the pressing block, the tail parts of the pressing claws are tilted upwards, and the head parts of the pressing claws are pressed downwards, so that the pressing claws press the product, and the clamping of the product on the supporting seat is realized; when the first screw rod is reversely rotated, the pressing block moves upwards, the ejector rod moves downwards under the action of the driving mechanism, so that the pressing claw loses the pressing effect on the product, and when the product is pressed and loosened, the pressing claws work synchronously, the product is clamped on the supporting seat at one time, and the integral efficiency of the product clamping is improved.
Preferably, the inner side wall of the first cavity is provided with a plurality of communication holes for communicating the first cavity with the second cavity; the driving mechanism comprises a sliding plate and a sliding block which is in sliding fit with the inner side wall of the communication hole; the sliding plate is connected to the inner side wall of the second cavity in a sliding way, the top surface of the sliding plate is fixedly connected with the end part of the ejector rod, which is far away from the compression claw, and the bottom surface of the sliding plate is fixedly connected with the push rod; the end part of the push rod, which is far away from the sliding plate, is hinged with a connecting rod; the sliding block is connected to the inner side wall of the bottom end of the second cavity in a sliding manner, the side wall of the sliding block close to the connecting rod is hinged with the end part of the connecting rod, which is far away from the push rod, the end part of the sliding block, which is far away from the connecting rod, penetrates through the communication hole and extends into the first cavity, and an extrusion part which can be in contact with the pressing block is arranged at the end part of the sliding block, which extends into the first cavity; the pressing piece can enable the pressing block to push the sliding block to slide along the inner side wall of the communication hole.
By adopting the technical scheme, in the downward movement process of the pressing block, the pressing block pushes the sliding block to slide towards the inside of the second cavity through the extrusion piece, so that the connecting rod drives the push rod to extrude the sliding plate to slide upwards along the inner side wall of the second cavity, and the ejector rod is driven to move upwards to drive the compression claw to compress a product; when the pressing block moves upwards, the pressing piece drives the sliding block to slide in a direction far away from the second cavity, so that the sliding plate moves downwards, and the pressing claw is caused to lose the pressing effect on the product.
Preferably, the extrusion piece comprises a push block fixedly connected to one end of the sliding block far away from the connecting rod; the side wall, far away from the sliding block, of the pushing block is provided with an inclined plane, and the side wall, connected with the sliding block, of the pushing block is connected with the inner side wall of the first cavity through a first spring; the side wall of the bottom surface of the pressing block is provided with a round corner matched with the inclined surface.
Through adopting above-mentioned technical scheme, when the briquetting moves down under the cooperation work of fillet and inclined plane, briquetting extrusion ejector pad compression spring for the ejector pad is to being close to the direction of intercommunicating pore and remove, makes the compression claw compress tightly fixedly to the product, and when the briquetting moved up, the ejector pad was moved towards the direction of keeping away from the intercommunicating pore under the elasticity effect of first spring, makes the compression claw loosen the fixed effect to the product.
Preferably, the guide comprises a guide rod; the guide rod is fixedly connected to the inner side wall at the top end of the first cavity, and the bottom end of the guide rod penetrates through the pressing block and is fixedly connected with the inner side wall at the bottom end of the first cavity; the pressing block is in sliding fit with the guide rod.
Through adopting above-mentioned technical scheme, the guide arm is spacing to the briquetting when rotating first lead screw drive briquetting and remove for the briquetting is difficult for taking place to rotate, has guaranteed that the briquetting can slide from top to bottom along first lead screw lateral wall.
Preferably, a baffle is fixedly connected to the outer side wall of the guide rod.
Through adopting above-mentioned technical scheme, the baffle that sets up on the guide arm lateral wall carries out spacingly to the distance of the upward movement of briquetting for the briquetting is difficult for excessively moving up and the ejector pad loses the contact, is convenient for make briquetting extrusion ejector pad slide.
Preferably, the top surface of the base is provided with a groove; the supporting seat is connected to the inner side wall of the groove in a sliding mode, and the bottom surface of the supporting seat is connected with the inner side wall of the bottom end of the groove through a damping spring.
Through adopting above-mentioned technical scheme, the supporting seat slides along the recess inside wall when the supporting seat shakes, makes damping spring take place to warp, produces the kinetic energy through damping spring and rotates damping spring's elastic potential energy for damping spring's vibrations, reduces the supporting seat top and places and produce the damage because of the vibrations range is too big at the product, plays the guard action to the product.
Preferably, the inner side wall at the bottom end of the groove is provided with a mounting opening; a damping box extending into the groove is fixedly connected to the inner side wall of the mounting opening; the damping box is internally provided with buffer solution, and a rotary sleeve extending to the top surface of the damping box is rotationally connected to the inner side wall of the bottom end of the damping box; a friction plate is fixedly connected to the outer side wall of the rotary sleeve; the bottom surface of the supporting seat is provided with a driving piece capable of driving the rotating sleeve to rotate.
Through adopting above-mentioned technical scheme, when the supporting seat slides from top to bottom along the recess inside wall because of vibrations, the supporting seat passes through the driving piece and drives rotatory cover rotation, rotates the cover and rotates the in-process and drive friction plate and overcome the viscidity of buffer and rotate, friction plate stirring buffer produces the internal energy to the kinetic energy that produces the supporting seat vibrations converts into the internal energy of buffer, carries out further buffering to the vibrations of supporting seat, and has reduced damping spring and has taken place the frequency of repeated vibration when carrying out damping work, makes damping spring be difficult for impaired, has improved damping spring's life.
Preferably, the driving member comprises a second screw rod coaxially arranged with the rotary sleeve; the second screw rod is fixedly connected to the bottom surface of the supporting seat, the end part of the second screw rod, which is far away from the supporting seat, extends into the rotating sleeve, and the outer side wall of the second screw rod is in threaded transmission fit with the inner side wall of the rotating sleeve.
Through adopting above-mentioned technical scheme, at supporting seat sliding process from top to bottom, the supporting seat drives the second lead screw and reciprocates, and the second lead screw reciprocates the process and drives rotatory cover rotation from top to bottom to set up the friction plate on the rotatory cover lateral wall and stir the buffer, the friction plate stirs the buffer and produces the internal energy, and then converts the kinetic energy that the supporting seat vibrations produced into the internal energy of buffer, further cushions the supporting seat.
Preferably, a limit groove is formed in the outer side wall of the supporting seat; a limiting plate extending into the limiting groove is fixedly connected to the inner side wall of the base; the limiting plate is in sliding fit with the inner side wall of the limiting groove.
Through adopting above-mentioned technical scheme, at the supporting seat along the gliding in-process of recess inside wall, the limiting plate slides along the spacing groove inside wall, carries out spacingly to the supporting seat through the cooperation work of limiting plate and spacing groove for the supporting seat is difficult for taking place to rotate, thereby reduces damping spring by the possibility of distortion, improves damping spring's life, and then is convenient for damping spring carries out shock attenuation buffering to the supporting seat when the supporting seat shakes.
Preferably, the top surface of the supporting seat is provided with a placing groove.
Through adopting above-mentioned technical scheme, the standing groove that the supporting seat top surface set up is used for placing the product of waiting the clamping, reduces the possibility that the unexpected follow supporting seat top landing of product.
In summary, the present application has the following beneficial effects:
1. the product is placed in the placing groove, the first screw rod is rotated to drive the pressing block to move downwards, the pressing block extrudes the pushing block and slides to compress the first spring, the sliding block is driven to slide in the pushing and sliding process, the ejector rod moves upwards under the action of the connecting rod and the push rod, the pressing claw is driven to rotate, the tail part of the pressing claw is enabled to tilt upwards, the head part is pressed downwards to press the product, and therefore the plurality of pressing claws are enabled to press the product synchronously, one-time quick clamping of the product on the supporting seat is achieved, and efficiency of product clamping is improved; when the product needs to be taken down, the first screw rod is reversely rotated to enable the pressing block to move upwards, the pushing block drives the sliding block to slide towards the direction away from the second cavity under the action of the elastic force of the first spring, the sliding plate drives the ejector rod to move downwards under the action of the connecting rod and the push rod, the compression claw rotates in the process of moving downwards the ejector rod, the head part of the compression claw is tilted upwards, the tail part of the compression claw is pressed downwards, and therefore the compression claw loses compression fixing effect on the product, and the product is convenient to take down.
2. When the supporting seat vibrates, the supporting seat slides along the inner side wall of the groove, the supporting seat extrudes the damping spring in the downward moving process, the damping spring is pressed and deformed to convert kinetic energy generated by vibration into elastic potential energy of the damping spring, vibration of the supporting seat is slowed down, damage to a product is not easy to occur due to overlarge vibration, in the sliding process of the supporting seat, the supporting seat is not easy to rotate due to the cooperation of the limiting plate and the limiting groove, and the possibility of damage to the damping spring is reduced;
3. in the process that the supporting seat is vibrated and slid, the supporting seat drives the second screw rod to move, under the cooperation work of the second screw rod and the rotary sleeve, the second screw rod drives the rotary sleeve and the friction plate to rotate, the friction plate rotates in-process and stirs the buffer solution and produce the internal energy, thereby the kinetic energy that the supporting seat vibration produced is converted into the internal energy of the buffer solution, further buffering the vibration of the supporting seat, and the frequency that damping spring repeatedly oscillates when carrying out damping work is reduced, so that the damping spring is not easy to damage, and the service life of the damping spring is prolonged.
Drawings
FIG. 1 is a schematic view of a linkage external pressure device;
FIG. 2 is a schematic cross-sectional view of a linkage external pressure device;
FIG. 3 is an enlarged view at A in FIG. 2;
fig. 4 is an enlarged view at B in fig. 2;
fig. 5 is a schematic view of the mating structure of the second screw, the rotating sleeve and the friction plate in the present application.
Reference numerals: 1. a base; 11. a groove; 12. a damping spring; 13. a mounting port; 14. a limiting plate; 2. a support base; 21. a support rod; 22. a pressing claw; 221. a push rod; 23. a first cavity; 24. a second cavity; 25. a chute; 26. a communication hole; 27. a limit groove; 28. a placement groove; 3. a first screw rod; 31. briquetting; 311. round corners; 32. a guide member; 321. a guide rod; 33. a baffle; 4. a driving mechanism; 41. a slide plate; 42. a slide block; 43. a push rod; 44. a connecting rod; 45. an extrusion; 451. a pushing block; 452. an inclined plane; 453. a first spring; 5. a damping box; 51. a rotating sleeve; 52. a friction plate; 53. a driving member; 531. and a second screw rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper", "lower", "bottom" and "top" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
The invention discloses a connecting rod type linkage external pressure device, which is shown in fig. 1 and 2, and comprises a base 1, a supporting seat 2, a first screw rod 3, a pressing block 31 and a plurality of driving mechanisms 4; the supporting seat 2 is arranged in the base 1, a placing groove 28 positioned at the center is formed in the top surface of the supporting seat 2, a plurality of supporting rods 21 are hinged to the top surface of the supporting seat 2, the supporting rods 21 are circumferentially distributed along the placing groove 28, and the end parts, far away from the supporting seat 2, of the supporting rods 21 are rotatably connected with a compression claw 22; the inside of the supporting seat 2 is provided with a first cavity 23 and a second cavity 24 positioned outside the first cavity 23, the second cavity 24 is annular and communicated with the inside of the first cavity 23, and the inner side wall at the top end of the second cavity 24 is provided with a chute 25 in the vertical direction at the position corresponding to the tail part of the compression claw 22; the tail parts of the compression claws 22 are respectively and rotatably connected with a push rod 221, the end part of the push rod 221, which is far away from the compression claws 22, passes through the sliding groove 25 and extends into the second cavity 24, and the push rod 221 is in sliding fit with the inner side wall of the sliding groove 25; the first lead screw 3 is rotationally connected to the inner side wall at the top end of the first cavity 23, the bottom end of the first lead screw 3 extends to the bottom of the base 1, the pressing block 31 is sleeved on the outer side wall of the first lead screw 3, the pressing block 31 is in threaded transmission fit with the first lead screw 3, the plurality of driving mechanisms 4 are arranged in the second cavity 24, and the driving mechanisms 4 can enable the pressing block 31 to drive the ejector rod 221 to slide along the inner side wall of the chute 25.
The product is placed in the placing groove 28, the pressing block 31 is driven to move downwards in the rotating process of the first screw rod 3, the ejector rods 221 in the sliding grooves 25 are driven to move upwards synchronously by the driving mechanism 4, so that the tail parts of the pressing claws 22 are tilted upwards, the head parts of the pressing claws 22 are pressed downwards, the synchronous pressing of the product by the pressing claws 22 is realized, the one-time quick clamping of the product on the supporting seat 2 is realized, and the efficiency of the product clamping is improved; the first screw rod 3 is reversely rotated, so that the compressing claw 22 can lose the compressing effect on the product, and the product can be conveniently taken down from the supporting seat 2.
As shown in fig. 2, a pair of guide members 32 for promoting the pressing block 31 to slide along the outer side wall of the first screw rod 3 are arranged in the first cavity 23, the guide members 32 comprise guide rods 321, the guide rods 321 are fixedly connected to the inner side wall of the top end of the first cavity 23, the bottom end of each guide rod 321 penetrates through the eye to be fixedly connected with the inner side wall of the bottom end of the first cavity 23, and the pressing block 31 is in sliding fit with the outer side wall of each guide rod 321; the baffle 33 positioned at the top of the pressing block 31 is fixedly connected to the outer side wall of the guide rod 321.
As shown in fig. 2, 3 and 4, the inner side wall of the first cavity 23 is provided with a plurality of communication holes 26 for communicating the first cavity 23 with the second cavity 24, the driving mechanism 4 comprises a sliding plate 41, a sliding block 42, a push rod 43 and an extrusion piece 45, the sliding plate 41 is slidingly connected on the inner side wall of the second cavity 24, and the top surface of the sliding plate 41 is fixedly connected with the bottom end of the push rod 221; the push rod 43 is fixedly connected to the bottom surface of the sliding plate 41, and a connecting rod 44 is hinged to the end part of the push rod 43, which is far away from the sliding plate 41; the sliding block 42 is slidably connected to the inner side wall of the communication hole 26, two ends of the sliding block 42 are respectively positioned in the first cavity 23 and the second cavity 24, the end part of the sliding block 42 extending into the second cavity 24 is hinged with the end part of the connecting rod 44 away from the push rod 43, the extrusion piece 45 is arranged at the end part of the sliding block 42 away from the connecting rod 44, the extrusion piece 45 can enable the pressing block 31 to push the sliding block 42 to slide along the inner side wall of the communication hole 26, the extrusion piece 45 comprises a pushing block 451 and a first spring 453, the pushing block 451 is fixedly connected to the end part of the sliding block 42 away from the connecting rod 44, one end of the first spring 453 is fixedly connected to the side wall of the sliding block 451, and the end part of the first spring 453 away from the pushing block 451 is fixedly connected to the inner side wall of the first cavity 23; the side wall of the pushing block 451 away from the sliding block 42 is provided with an inclined surface 452, and the side wall of the bottom surface of the pressing block 31 is provided with a round angle 311 matched with the inclined surface 452.
The pressing block 31 slides towards the direction close to the second cavity 24 and compresses the first spring 453 through the cooperation of the round angle 311 and the inclined surface 452 in the downward movement process of the pressing block 31, the sliding block 42 is driven to slide towards the inside of the second cavity 24 in the sliding process of the pressing block 451, and under the action of the connecting rod 44 and the push rod 43, the sliding plate 41 drives the push rod 221 to move upwards, so that the compression claw 22 clamps a product; when the pressing block 31 moves upwards, the pushing block 451 drives the sliding block 42 to slide away from the second cavity 24 under the action of the elastic force of the first spring 453, and under the action of the connecting rod 44 and the pushing rod 43, the sliding plate 41 drives the ejector rod 221 to move downwards, so that the pressing claw 22 is caused to lose the pressing fixing effect on the product.
As shown in fig. 2 and 3, the top surface of the base 1 is provided with a groove 11; the supporting seat 2 is connected on the inner side wall of the groove 11 in a sliding manner, a plurality of damping springs 12 are fixedly connected on the bottom surface of the supporting seat 2, and the end part, far away from the supporting seat 2, of the damping springs 12 is fixedly connected with the inner side wall of the bottom end of the groove 11; a pair of limiting grooves 27 in the vertical direction are formed in the outer side wall of the supporting seat 2, a pair of limiting plates 14 located in the limiting grooves 27 are fixedly connected to the inner side wall of the base 1, and the limiting plates 14 are in sliding fit with the inner side walls of the limiting grooves 27.
When the supporting seat 2 vibrates, the supporting seat 2 slides downwards to squeeze the damping spring 12, and the damping spring 12 is pressed and deformed to convert kinetic energy generated by vibration into elastic potential energy of the damping spring 12, so that the vibration of the supporting seat 2 is slowed down, and a product is not easy to damage.
As shown in fig. 2 and 5, a plurality of mounting openings 13 are formed in the inner side wall of the bottom end of the groove 11; the damping box 5 extending into the groove 11 is fixedly connected on the inner side wall of the mounting opening 13; the damping box 5 is internally provided with a buffer solution, the buffer solution can be glycerol, and a rotary sleeve 51 extending to the top surface of the damping box 5 is rotationally connected to the inner side wall of the bottom end of the damping box 5; a plurality of friction plates 52 are fixedly connected on the outer side wall of the rotary sleeve 51; the bottom surface of the supporting seat 2 is provided with a driving piece 53 which can drive the rotary sleeve 51 to rotate; the driving piece 53 comprises a second screw rod 531 coaxial with the rotary sleeve 51, the second screw rod 531 is fixedly connected to the bottom surface of the supporting seat 2, the end part of the second screw rod 531 away from the supporting seat 2 extends into the rotary sleeve 51, and the outer side wall of the second screw rod 531 is in threaded transmission fit with the inner side wall of the rotary sleeve 51.
When the supporting seat 2 slides up and down along the inner side wall of the groove 11, the second screw 531 drives the rotating sleeve 51 to rotate, the friction plate 52 is driven to overcome the viscosity rotation of the buffer solution in the rotating process of the rotating sleeve, the friction plate 52 stirs the buffer solution to generate internal energy, so that the kinetic energy generated by vibration of the supporting seat 2 is converted into the internal energy of the buffer solution, the frequency of repeated vibration of the damping spring 12 in the damping work is reduced, and the damping spring 12 is not easy to damage.
Working principle: placing a product on the top surface of the supporting seat 2, rotating the first screw rod 3 forward to enable the first screw rod 3 to drive the pressing block 31 to move downwards along the guide rod 321, and through the cooperation of the round corners 311 and the inclined planes 452, in the downward movement process of the pressing block 31, the pressing block 31 extrudes the pushing block 451 to slide towards the direction close to the second cavity 24 and compress the first spring 453, in the sliding process of the pushing block 451, the sliding block 42 is driven to slide towards the inside of the second cavity 24, under the action of the connecting rod 44 and the push rod 43, the sliding plate 41 drives the push rod 221 to move upwards, in the upward movement process of the push rod 221, the pressing claw 22 is driven to rotate, the tail part of the pressing claw 22 is tilted upwards, and the head part is pressed downwards to press the product, so that the clamping work of the product on the supporting seat 2 is realized;
when a product needs to be taken down, the first screw rod 3 is reversely rotated to enable the pressing block 31 to move upwards, the pushing block 451 drives the sliding block 42 to slide in a direction away from the second cavity 24 under the action of the elastic force of the first spring 453, the sliding plate 41 drives the ejector rod 221 to move downwards under the action of the connecting rod 44 and the pushing rod 43, the pressing claw 22 rotates in the downward movement process of the ejector rod 221, the head part of the pressing claw 22 is tilted upwards, and the tail part of the pressing claw 22 is pressed downwards, so that the pressing claw 22 loses the pressing fixing effect on the product, and the product is convenient to take down;
when the supporting seat 2 vibrates in the processing process of the product, the supporting seat 2 slides along the inner side wall of the groove 11, the supporting seat 2 extrudes the damping spring 12 in the downward moving process, the damping spring 12 is pressed and deformed to convert kinetic energy generated by vibration into elastic potential energy of the damping spring 12, vibration of the supporting seat 2 is slowed down, the product is not easy to damage due to overlarge vibration, in the sliding process of the supporting seat 2, the supporting seat 2 is not easy to rotate due to the cooperation of the limiting plate 14 and the limiting groove 27, and the possibility of damage of the damping spring 12 is reduced;
in the process that the supporting seat 2 is vibrated and slid, the supporting seat 2 drives the second screw rod 531 to move, under the cooperation of the second screw rod 531 and the rotating sleeve 51, the second screw rod 531 drives the rotating sleeve 51 and the friction plate 52 to rotate, the stirring buffer solution generates internal energy in the rotating process of the friction plate 52, thereby kinetic energy generated by vibration of the supporting seat 2 is converted into the internal energy of the buffer solution, vibration of the supporting seat 2 is further buffered, and the frequency of repeated vibration of the damping spring 12 in the process of damping operation is reduced, so that the damping spring 12 is not easy to damage, and the service life of the damping spring 12 is prolonged.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (10)
1. A connecting rod type linkage external pressure device is characterized in that: comprises a base (1); a supporting seat (2) is arranged in the base (1); the top surface of the supporting seat (2) is hinged with a plurality of supporting rods (21); the ends of the support rods (21) far away from the support seat (2) are respectively and rotatably connected with a compression claw (22); a first cavity (23) is formed in the supporting seat (2); a first screw rod (3) extending to the bottom of the base (1) is rotatably connected to the inner side wall at the top end of the first cavity (23); a pressing block (31) in threaded transmission fit with the first screw rod (3) is sleeved outside the first screw rod (3); a second cavity (24) communicated with the first cavity (23) is formed in the supporting seat (2); the positions, corresponding to the tail parts of the compression claws (22), on the inner side wall at the top end of the second cavity (24) are provided with sliding grooves (25); the tails of the plurality of compression claws (22) are respectively and rotatably connected with a push rod (221) which is in sliding fit with the inner side wall of the chute (25); a plurality of driving mechanisms (4) are arranged in the second cavity (24); the driving mechanisms (4) can drive the ejector rods (221) to slide along the inner side walls of the sliding grooves (25) respectively; a guide piece (32) for promoting the pressing block (31) to slide along the outer side wall of the first screw rod (3) is arranged in the first cavity (23).
2. The linkage external pressure device according to claim 1, wherein: the inner side wall of the first cavity (23) is provided with a plurality of communication holes (26) for communicating the first cavity (23) with the second cavity (24); the driving mechanism (4) comprises a sliding plate (41) and a sliding block (42) which is in sliding fit with the inner side wall of the communication hole (26); the sliding plate (41) is connected to the inner side wall of the second cavity (24) in a sliding manner, the top surface of the sliding plate (41) is fixedly connected with the end part of the ejector rod (221) far away from the compression claw (22), and the bottom surface of the sliding plate (41) is fixedly connected with the push rod (43); the end part of the push rod (43) far away from the sliding plate (41) is hinged with a connecting rod (44); the sliding block (42) is slidably connected to the inner side wall of the bottom end of the second cavity (24), the side wall of the sliding block (42) close to the connecting rod (44) is hinged to the end part of the connecting rod (44) far away from the push rod (43), the end part of the sliding block (42) far away from the connecting rod (44) penetrates through the communication hole (26) to extend into the first cavity (23), and an extrusion part (45) which can be in contact with the pressing block (31) is arranged at the end part of the sliding block (42) extending into the first cavity (23); the pressing piece (45) can enable the pressing block (31) to push the sliding block (42) to slide along the inner side wall of the communication hole (26).
3. The linkage external pressure device according to claim 2, wherein: the extrusion part (45) comprises a pushing block (451) fixedly connected to one end of the sliding block (42) far away from the connecting rod (44); the side wall, far away from the sliding block (42), of the pushing block (451) is provided with an inclined surface (452), and the side wall, connected with the sliding block (42), of the pushing block (451) is connected with the inner side wall of the first cavity (23) through a first spring (453); the side wall of the bottom surface of the pressing block (31) is provided with a round corner (311) matched with the inclined surface (452).
4. The linkage external pressure device according to claim 1, wherein: the guide (32) comprises a guide rod (321); the guide rod (321) is fixedly connected to the inner side wall at the top end of the first cavity (23), and the bottom end of the guide rod (321) penetrates through the pressing block (31) to be fixedly connected with the inner side wall at the bottom end of the first cavity (23); the pressing block (31) is in sliding fit with the guide rod (321).
5. The linkage external pressure device according to claim 4, wherein: a baffle plate (33) is fixedly connected to the outer side wall of the guide rod (321).
6. The linkage external pressure device according to claim 1, wherein: the top surface of the base (1) is provided with a groove (11); the supporting seat (2) is slidably connected to the inner side wall of the groove (11), and the bottom surface of the supporting seat (2) is connected with the inner side wall of the bottom end of the groove (11) through the damping spring (12).
7. The linkage external pressure device according to claim 6, wherein: the inner side wall at the bottom end of the groove (11) is provided with a mounting opening (13); the damping box (5) extending into the groove (11) is fixedly connected to the inner side wall of the mounting opening (13); the damping box (5) is internally provided with buffer solution, and a rotary sleeve (51) extending to the top surface of the damping box (5) is rotationally connected to the inner side wall of the bottom end of the damping box (5); a friction plate (52) is fixedly connected to the outer side wall of the rotary sleeve (51); the bottom surface of the supporting seat (2) is provided with a driving piece (53) which can drive the rotating sleeve (51) to rotate.
8. The linkage external pressure device according to claim 7, wherein: the driving piece (53) comprises a second screw rod (531) coaxially arranged with the rotary sleeve (51); the second screw rod (531) is fixedly connected to the bottom surface of the supporting seat (2), the end part of the second screw rod (531), which is far away from the supporting seat (2), extends into the rotary sleeve (51), and the outer side wall of the second screw rod (531) is in threaded transmission fit with the inner side wall of the rotary sleeve (51).
9. The linkage external pressure device according to claim 8, wherein: a limit groove (27) is formed in the outer side wall of the supporting seat (2); a limiting plate (14) extending into the limiting groove (27) is fixedly connected to the inner side wall of the base (1); the limiting plate (14) is in sliding fit with the inner side wall of the limiting groove (27).
10. The linkage external pressure device according to claim 1, wherein: the top surface of the supporting seat (2) is provided with a placing groove (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211732986.2A CN116000837A (en) | 2022-12-30 | 2022-12-30 | Connecting rod type linkage external pressure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211732986.2A CN116000837A (en) | 2022-12-30 | 2022-12-30 | Connecting rod type linkage external pressure device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116000837A true CN116000837A (en) | 2023-04-25 |
Family
ID=86022646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211732986.2A Pending CN116000837A (en) | 2022-12-30 | 2022-12-30 | Connecting rod type linkage external pressure device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116000837A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205703380U (en) * | 2016-06-30 | 2016-11-23 | 安徽江淮汽车股份有限公司 | A kind of brake drum clamping device |
| CN209334791U (en) * | 2019-01-24 | 2019-09-03 | 江西利特雅工贸有限公司 | A kind of efficient bearing block milling attachment |
| CN211991113U (en) * | 2020-04-27 | 2020-11-24 | 江西联航机械装备有限公司 | Milling fixture for aviation parts |
| CN213053576U (en) * | 2020-08-07 | 2021-04-27 | 深圳市新蓝盛科技有限公司 | Press mounting device for worm of direct current motor |
| CN214560329U (en) * | 2021-04-20 | 2021-11-02 | 蒂慕柯金属制品(上海)有限公司 | Quick positioning device is used in processing of accurate aluminum alloy part |
| CN113790241A (en) * | 2021-10-20 | 2021-12-14 | 湖南科技大学 | Variable-damping rotary damper |
-
2022
- 2022-12-30 CN CN202211732986.2A patent/CN116000837A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205703380U (en) * | 2016-06-30 | 2016-11-23 | 安徽江淮汽车股份有限公司 | A kind of brake drum clamping device |
| CN209334791U (en) * | 2019-01-24 | 2019-09-03 | 江西利特雅工贸有限公司 | A kind of efficient bearing block milling attachment |
| CN211991113U (en) * | 2020-04-27 | 2020-11-24 | 江西联航机械装备有限公司 | Milling fixture for aviation parts |
| CN213053576U (en) * | 2020-08-07 | 2021-04-27 | 深圳市新蓝盛科技有限公司 | Press mounting device for worm of direct current motor |
| CN214560329U (en) * | 2021-04-20 | 2021-11-02 | 蒂慕柯金属制品(上海)有限公司 | Quick positioning device is used in processing of accurate aluminum alloy part |
| CN113790241A (en) * | 2021-10-20 | 2021-12-14 | 湖南科技大学 | Variable-damping rotary damper |
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Application publication date: 20230425 |