CN114227618A

CN114227618A - Clamping device for preventing clamped objects from falling off in rotating process

Info

Publication number: CN114227618A
Application number: CN202111490692.9A
Authority: CN
Inventors: 屠荣册
Original assignee: Xiangshan Rongxing Mould Factory
Current assignee: Xiangshan Rongxing Mould Factory
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-03-25

Abstract

The invention relates to the technical field of rotating and locking of a rotating table, and discloses a clamping device for preventing clamped objects from falling off in a rotating process, which comprises an equipment main body and is characterized in that: the air injection device comprises an equipment main body and is characterized in that an equipment shell is fixedly connected to the inner wall of the equipment main body, an air injection mechanism is fixedly connected to the inner wall of the equipment shell, a locking device is fixedly connected to the axis of the equipment shell, and a clamping seat is fixedly connected to the axis of the locking device. The drive gear can continue to drive the ratchet to rotate, and the ratchet can push the clamping rod to be tightly clamped with the clamped object after rotating, so that the effect that the clamping force is not changed in the rotating process is achieved. Rotate through the hammering head and also can produce centrifugal force, the hammering head can tensile rotating spring back with compression air bag contact back extrusion, compression air bag can transmit the inside compressed gas to the inside of blowing head through communicating pipe, on the clamping object was blown with compressed gas to the blowing head to reached and prevented that the piece from influencing the effect of the work of clamping object.

Description

Clamping device for preventing clamped objects from falling off in rotating process

Technical Field

The invention relates to the technical field of rotating and locking of a rotating table, in particular to a clamping device for preventing a clamped object from falling off in a rotating process.

Background

The rotary table fixture is a fixture which needs to be fixed and then rotated by a processing table in the mechanical manufacturing process, is used for fixing a processing object to occupy a correct position to receive construction or detection, and is used for quickly, conveniently and safely mounting a workpiece.

After the rotary table clamp is fixed, in the rotating process of the processing table, the phenomenon that the rotary table clamp is loosened after being fixed due to overlarge centrifugal force generated during rotation easily occurs, so that clamped objects are separated from the clamp to cause mechanical damage, the rotary table cannot be easily cleaned after generating fragments in the working process, the clamped objects are easily subjected to processing abrasion, the processing quality of the clamped objects is influenced, and in order to solve the problems, the invention provides the clamping device for preventing the clamped objects from falling off in the rotating process.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the clamping device for preventing the clamped object from falling off in the rotating process, which has the advantages of automatically fixing the clamped object, preventing the clamping force from being influenced by centrifugal force in the rotating process, preventing fragments from influencing the work of the clamped object, and automatically changing the cleaning speed according to the working strength, and solves the problems that the clamp is loosened and the machining quality is influenced by the machining fragments due to overlarge centrifugal force in the working process of the machining table.

(II) technical scheme

In order to realize the purposes of automatically fixing the clamped object, preventing the clamping force from being influenced by centrifugal force in the rotating process, preventing chips from influencing the work of the clamped object and automatically changing the cleaning speed according to the working strength, the invention provides the following technical scheme: the utility model provides a rotatory in-process prevents chucking device that clamping thing drops, includes equipment main part, its characterized in that: the air injection device comprises an equipment main body and is characterized in that an equipment shell is fixedly connected to the inner wall of the equipment main body, an air injection mechanism is fixedly connected to the inner wall of the equipment shell, a locking device is fixedly connected to the axis of the equipment shell, and a clamping seat is fixedly connected to the axis of the locking device.

Preferably, locking device's inside includes a clamping section of thick bamboo, fixedly connected with support frame on the inner wall of a clamping section of thick bamboo, fixedly connected with reset spring on the diapire in the support frame, one side fixedly connected with clamping lever of the directional cassette of reset spring, clamping lever's the outside is rotated and is connected with drive gear, drive gear's front end is rotated and is connected with the ratchet, the fixedly connected with torsional spring of axle center department of ratchet, the spout has been seted up to drive gear's front surface, the inside sliding connection of spout has the latch, the top fixedly connected with of latch adsorbs magnet, fixedly connected with drive sleeve on the inner wall of support frame, fixedly connected with extrusion spring on the drive sleeve's the interior right wall, one side fixedly connected with actuating lever of the directional clamping lever of extrusion spring.

Preferably, the inner side of the driving gear is provided with a clamping groove which is clamped with the clamping teeth, the outer side of the clamping teeth is fixedly connected with a clamping spring, the tail end of the ratchet is fixedly connected with an adsorption spring, and the two adsorption springs are arranged inside the sliding groove.

Preferably, one side of the driving rod, which points to the driving gear, is provided with a tooth groove meshed with the driving gear, the driving sleeve is fixed inside the supporting frame, and the driving rod is connected inside the driving sleeve in a sliding manner.

Preferably, the clamping rod is arranged in the support frame, clamping strips are fixedly connected to two sides of the clamping rod, the tail ends of the ratchets are clamped with the clamping strips, and the driving gear is rotatably connected to the inside of the support frame.

Preferably, the inside of jet-propelled mechanism includes communicating pipe, the inboard fixedly connected with compression gasbag and the blowing head of communicating pipe, the solid fixed ring of outside fixedly connected with of compression gasbag, one side fixedly connected with bracing piece of compression gasbag back to the cassette, the directional one side of cassette of compression gasbag is provided with the hammering head, the directional one side fixedly connected with rotary spring of cassette of hammering head, the outside sliding connection of hammering head has rotatory sleeve.

Preferably, the rotating sleeve and one side of the rotating spring pointing to the clamping seat are fixedly connected to the outer side of the clamping cylinder, the rotating spring is arranged in the rotating sleeve, and the tail end of the hammering head and the inner wall of the rotating sleeve are fixedly connected with bumps.

Preferably, both ends of the supporting rod are respectively and fixedly connected to the outer side of the compression air bag and the inner wall of the equipment shell, the blowing head is fixedly connected to the fixing ring, and the communicating pipe is fixedly connected to the inside of the equipment shell and the joint of the communicating pipe and the compression air bag is arranged between the two supporting rods.

Preferably, the hammering head can be contacted with the compression air bag, and the distance from the compression air bag to the clamping seat is smaller than the distance from the blowing head to the clamping seat.

(III) advantageous effects

Compared with the prior art, the invention provides the clamping device for preventing the clamped objects from falling off in the rotating process, and the clamping device has the following beneficial effects:

1. this rotatory in-process prevents chucking device that cramping object drops, put on the cassette through the cramping object that will treat processing, the cramping object of putting on the cassette can with press from both sides behind the contact of tight pole extrusion clamp rod and toward the direction removal of keeping away from the cassette, press from both sides the pole and can extrude reset spring toward the direction removal of keeping away from the cassette, after the extrusion reset spring, reset spring can give the reaction force of a directional cassette of cramping rod, it can the centre gripping of tight pole of clamp and stabilize the cramping object to the effect of automatic fixed cramping object has been reached.

2. This rotatory in-process prevents chucking device that cramped thing drops, drive gear clockwise rotation because of centrifugal force through the actuating lever, drive gear can drive the ratchet when clockwise rotating and rotate, the ratchet rotates the back can with the clamping strip block on the tight pole of clamp, after ratchet and the tight pole block of clamp, under the effect of centrifugal force, drive gear can continue to drive the ratchet and rotate, the ratchet can rotate on drive gear this moment, can promote the tight pole of clamp and cramped thing chucking after the ratchet rotates, thereby the unchangeable effect of rotatory in-process clamping-force has been reached.

3. This rotatory in-process prevents chucking device that cramped thing drops rotates through the hammering head and also can produce centrifugal force, and the hammering head extrudees after can tensile rotating spring and compression air bag contact, and compression air bag can transmit the inside compressed gas of inside to the inside of blowing head through communicating pipe, and on the blowing head blew compressed gas to the cramped thing to the effect of the work that prevents the piece influence cramped thing has been reached.

4. This rotatory in-process prevents chucking device that cramping thing drops, when working strength through when the workstation is big more, its rotatory speed is fast more, and the centrifugal force of production is big more, and hammering head and compression gasbag contact are more, and the degree of extrusion compression gasbag is big more, and the gas that the gas blowing head blew off is more, and cleaning speed is fast more to the working strength automatic change cleaning speed's according to the workstation effect has been reached.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a schematic view of a gas injection structure according to the present invention;

FIG. 3 is a schematic view of the locking structure of the present invention;

FIG. 4 is a schematic view of the internal structure of the stand according to the present invention;

FIG. 5 is an enlarged view of a portion of the structure A of the present invention;

FIG. 6 is an enlarged view of a portion of structure B of the present invention.

In the figure: 1. an apparatus main body; 2. an equipment housing; 3. a locking device; 301. a clamping cylinder; 302. a support frame; 303. a return spring; 304. a clamping lever; 305. a drive sleeve; 306. a compression spring; 307. a drive rod; 308. a drive gear; 309. a ratchet; 310. a torsion spring; 311. adsorbing a magnet; 312. a chute; 313. clamping teeth; 4. an air injection mechanism; 401. a communicating pipe; 402. a blowing head; 403. a fixing ring; 404. a support bar; 405. a hammering head; 406. rotating the sleeve; 407. a rotation spring; 408. compressing the air bag; 5. a card seat.

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.

The first embodiment is as follows:

referring to fig. 1-2, a clamping device for preventing a clamped object from falling off during a rotation process includes an apparatus body 1, and is characterized in that: an equipment shell 2 is fixedly connected to the inner wall of an equipment main body 1, an air injection mechanism 4 is fixedly connected to the inner wall of the equipment shell 2, a locking device 3 is fixedly connected to the axis of the equipment shell 2, a clamping barrel 301 is arranged in the locking device 3, a supporting frame 302 is fixedly connected to the inner wall of the clamping barrel 301, a return spring 303 is fixedly connected to the inner bottom wall of the supporting frame 302, a clamping rod 304 is fixedly connected to one side of the return spring 303, which points to a clamping seat 5, the clamping rod 304 is arranged in the supporting frame 302, clamping strips are fixedly connected to both sides of the clamping rod 304, the tail end of a ratchet 309 is clamped with the clamping strips, a driving gear 308 is rotatably connected to the inside of the supporting frame 302, a clamping groove which is clamped with a clamping tooth 313 is formed in the inner side of the driving gear 308, a clamping spring is fixedly connected to the outer side of the clamping tooth 313, and an adsorption spring 311 is fixedly connected to the tail end of the ratchet 309, two absorption springs 311 are all inside spout 312, the front end of drive gear 308 is rotated and is connected with ratchet 309, the axle center department fixedly connected with torsional spring 310 of ratchet 309, spout 312 has been seted up on the front surface of drive gear 308, the inside sliding connection of spout 312 has latch 313, the top fixedly connected with absorption magnet 311 of latch 313, fixedly connected with driving sleeve 305 on the inner wall of support frame 302, fixedly connected with extrusion spring 306 on the interior right wall of driving sleeve 305, one side fixedly connected with actuating lever 307 of the directional clamping bar 304 of extrusion spring 306, the tooth's socket with drive gear 308 meshing is seted up to one side of the directional drive gear 308 of actuating lever 307, driving sleeve 305 is fixed in the inside of support frame 302, actuating lever 307 sliding connection is in the inside of driving sleeve 305, the axle center department fixedly connected with cassette 5 of locking device 3.

Example two:

referring to fig. 1-6, a clamping device for preventing a clamped object from falling off during a rotation process includes an apparatus body 1, and is characterized in that: the inner wall of the equipment main body 1 is fixedly connected with an equipment shell 2, the inner wall of the equipment shell 2 is fixedly connected with an air injection mechanism 4, the inside of the air injection mechanism 4 comprises a communicating pipe 401, the inner side of the communicating pipe 401 is fixedly connected with a compressed air bag 408 and an air blowing head 402, two ends of a supporting rod 404 are respectively and fixedly connected with the outer side of the compressed air bag 408 and the inner wall of the equipment shell 2, the air blowing head 402 is fixedly connected with a fixing ring 403, the communicating pipe 401 is fixedly connected with the inside of the equipment shell 2 and connected with the compressed air bag 408 between the two supporting rods 404, the outer side of the compressed air bag 408 is fixedly connected with the fixing ring 403, one side of the compressed air bag 408, which is opposite to the clamping seat 5, is fixedly connected with the supporting rod 404, one side of the compressed air bag 408, which points to the clamping seat 5, is provided with a hammering head 405, the hammering head 405 can be contacted with the compressed air bag 408, the distance from the compressed air bag 408 to the clamping seat 5 is less than the distance from the air blowing head 402 to the clamping seat 5, one side of the hammering head 405, which points to the clamping seat 5, is fixedly connected with a rotating spring 407, one sides of the rotating sleeve 406 and the rotating spring 407, which points to the clamping seat 5, are fixedly connected to the outer side of the clamping cylinder 301, the rotating spring 407 is arranged inside the rotating sleeve 406, the tail end of the hammering head 405 and the inner wall of the rotating sleeve 406 are fixedly connected with bumps, the outer side of the hammering head 405 is slidably connected with the rotating sleeve 406, the axial center of the equipment shell 2 is fixedly connected with a locking device 3, and the axial center of the locking device 3 is fixedly connected with the clamping seat 5.

The working principle is that a clamped object to be processed is placed on the clamping base 5, the clamped object placed on the clamping base 5 can be contacted with the clamping rod 304 and then extrudes the clamping rod 304 to move towards the direction far away from the clamping base 5, the clamping rod 304 moves towards the direction far away from the clamping base 5 and extrudes the reset spring 303, after the reset spring 303 is extruded, the reset spring 303 can provide a counter-acting force which points to the clamping base 5 for the clamping rod 304, the clamping rod 304 can clamp and stabilize the clamped object, so that the clamped object is fixed on the clamping base 5, the processing table starts to rotate, after the processing table starts to rotate, the clamping cylinder 301 can be driven to rotate after rotating, the clamping rod 304 can generate an outward centrifugal force after rotating, under the action of the centrifugal force, the centrifugal force on the clamping rod 304 can counteract the acting force of a part of the reset spring 303, so that the clamping rod 303 moves towards the direction far away from the clamping base 5, at this time, the driving rod 307 also moves in the direction far from the card socket 5 due to the centrifugal force generated by rotation, when the driving rod 307 moves in the direction far from the card socket 5, the driving gear 308 is driven to rotate clockwise by the clamping groove at the top, the driving gear 308 drives the ratchet 309 to rotate clockwise, the ratchet 309 is clamped with the clamping bar on the clamping rod 304 after rotating, after the ratchet 309 is clamped with the clamping rod 304, under the action of the centrifugal force, the driving gear 308 continues to drive the ratchet 309 to rotate, at this time, the ratchet 309 rotates on the driving gear 308, the ratchet 309 accumulates force on the torsion spring 310 after rotating, drives the adsorption magnet 311 to be far from the clamping tooth 313 and pushes the clamping rod 304 to be clamped with the clamped object, when the adsorption magnet 311 on the ratchet 309 is far from the clamping tooth 313, the distance between the two adsorption magnets 311 increases, thereby causing the adsorption force between the adsorption magnets 311 to decrease, and the adsorption spring on the clamping tooth 313 resets, after the adsorption spring is reset, the latch 313 is driven to be clamped with the driving gear 308, after clamping, the driving gear 308 cannot rotate anticlockwise, no matter how large centrifugal force is on the clamping rod 304, the ratchet 309 cannot be driven to rotate anticlockwise, the hammering head 405 also can generate centrifugal force when rotating, the hammering head 405 can stretch the rotating spring 407 and then extrude the rotating spring after contacting with the compressed air bag 408, the compressed air bag 408 can transmit the compressed air inside to the inside of the blowing head 402 through the communicating pipe 401, the blowing head 402 blows the compressed air onto a clamped object, thereby cleaning up the debris on the surface of the clamped object and preventing the debris from influencing the work of the clamped object, when the working strength of the workbench is larger, the rotating speed of the workbench is higher, the more the hammering head 405 contacts with the compressed air bag 408, the larger the degree of squeezing the compressed air bag 408 is, the more the air blown out by the blowing head 402 is, the cleaning speed is higher, and after the work of the workbench is finished, the processing platform stops rotating, centrifugal force disappears after the processing platform stops rotating, at the moment, the reset spring 303 resets and drives the clamping rod 304 to move towards the direction far away from the clamping seat 5, the clamping rod 304 loosens clamped objects and no longer has acting force on the ratchet 309 after moving towards the direction far away from the clamping seat 5, the torsion spring 310 on the ratchet 309 resets and drives the ratchet 309 to rotate, the ratchet 309 rotates and then drives the adsorption magnet 311 to be close to the latch 313, the distance between the two adsorption magnets 311 is reduced, the adsorption force is increased, the latch 313 is driven to slide in the sliding groove 312, the latch 313 does not block with the clamping groove on the driving gear 308 after sliding, the driving gear 308 is unlocked, the extrusion spring 306 resets, the driving gear 308 rotates anticlockwise after the extrusion spring 306 resets, and the driving gear 308 resets after rotating anticlockwise.

To sum up, this chucking device that rotatory in-process prevented cramping thing and drops, put on cassette 5 through the cramping thing that will treat processing, the cramping thing of putting on cassette 5 can with press from both sides behind the contact of tight pole 304 extrusion cramp bar 304 toward the direction removal of keeping away from cassette 5, cramp bar 304 can extrude reset spring 303 toward the direction removal of keeping away from cassette 5, extrude reset spring 303 after, reset spring 303 can give the reaction force of a directional cassette 5 of cramp bar 304, cramp bar 304 can the centre gripping and stabilize the cramping thing, thereby the effect of automatic fixed cramping thing has been reached.

The driving rod 307 drives the driving gear 308 to rotate clockwise due to centrifugal force, the driving gear 308 can drive the ratchet 309 to rotate clockwise, the ratchet 309 can be clamped with the clamping strip on the clamping rod 304 after being rotated, after the ratchet 309 is clamped with the clamping rod 304, the driving gear 308 can continue to drive the ratchet 309 to rotate under the action of centrifugal force, at the moment, the ratchet 309 can rotate on the driving gear 308, and the ratchet 309 can push the clamping rod 304 to clamp a clamped object after being rotated, so that the effect that the clamping force is not changed in the rotating process is achieved.

The rotation of the hammering head 405 can also generate centrifugal force, the hammering head 405 can stretch the rotating spring 407 and then extrude after contacting with the compression air bag 408, the compression air bag 408 can transmit the compressed air inside to the inside of the blowing head 402 through the communicating pipe 401, and the blowing head 402 blows the compressed air to the clamped object, so that the effect of preventing the chips from affecting the work of the clamped object is achieved.

When the working strength of the workbench is higher, the rotating speed of the workbench is higher, the generated centrifugal force is higher, the hammering heads 405 are more in contact with the compression air bags 408, the degree of pressing the compression air bags 408 is higher, the gas blowing heads 402 blow more gas, and the cleaning speed is higher, so that the effect of automatically changing the cleaning speed according to the working strength of the workbench is achieved.

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 rotatory in-process prevents chucking device that clamping thing drops, includes equipment main part (1), its characterized in that: fixedly connected with equipment shell (2) on the inner wall of equipment main part (1), fixedly connected with air injection mechanism (4) on the inner wall of equipment shell (2), fixedly connected with locking device (3) are located to the axle center of equipment shell (2), fixedly connected with cassette (5) are located to the axle center of locking device (3).

2. A clamping device for preventing a clamped object from falling off during rotation according to claim 1, wherein: the locking device (3) comprises a clamping barrel (301), a support frame (302) is fixedly connected to the inner wall of the clamping barrel (301), a reset spring (303) is fixedly connected to the inner bottom wall of the support frame (302), a clamping rod (304) is fixedly connected to one side, pointing to the clamping seat (5), of the reset spring (303), a driving gear (308) is rotatably connected to the outer side of the clamping rod (304), a ratchet (309) is rotatably connected to the front end of the driving gear (308), a torsion spring (310) is fixedly connected to the axis of the ratchet (309), a sliding groove (312) is formed in the front surface of the driving gear (308), a clamping tooth (313) is slidably connected to the inner portion of the sliding groove (312), an adsorption magnet (311) is fixedly connected to the top of the clamping tooth (313), and a driving sleeve (305) is fixedly connected to the inner wall of the support frame (302), and a pressing spring (306) is fixedly connected to the inner right wall of the driving sleeve (305), and a driving rod (307) is fixedly connected to one side, pointing to the clamping rod (304), of the pressing spring (306).

3. A clamping device for preventing a clamped object from falling off during rotation according to claim 2, wherein: the inner side of the driving gear (308) is provided with a clamping groove which is clamped with a clamping tooth (313), the outer side of the clamping tooth (313) is fixedly connected with a clamping spring, the tail end of the ratchet (309) is fixedly connected with an adsorption spring (311), and the two adsorption springs (311) are arranged inside the sliding groove (312).

4. A clamping device for preventing a clamped object from falling off during rotation according to claim 2, wherein: one side of the driving rod (307) pointing to the driving gear (308) is provided with a tooth groove meshed with the driving gear (308), the driving sleeve (305) is fixed inside the supporting frame (302), and the driving rod (307) is connected inside the driving sleeve (305) in a sliding mode.

5. A clamping device for preventing a clamped object from falling off during rotation according to claim 2, wherein: the clamping rod (304) is arranged inside the supporting frame (302), clamping strips are fixedly connected to two sides of the clamping rod (304), the tail ends of the ratchets (309) are clamped with the clamping strips, and the driving gear (308) is rotatably connected inside the supporting frame (302).

6. A clamping device for preventing a clamped object from falling off during rotation according to claim 2, wherein: the inside of jet-propelled mechanism (4) includes communicating pipe (401), inboard fixedly connected with compressed air bag (408) and the head of blowing (402) of communicating pipe (401), the fixed ring (403) of the outside fixedly connected with of compressed air bag (408), one side fixedly connected with bracing piece (404) of compressed air bag (408) dorsad cassette (5), one side of directional cassette (5) of compressed air bag (408) is provided with hammering head (405), one side fixedly connected with rotating spring (407) of directional cassette (5) of hammering head (405), the outside sliding connection of hammering head (405) has rotating sleeve (406).

7. The clamping device for preventing the clamped object from falling off in the rotating process according to claim 6, wherein: one sides of the rotating sleeve (406) and the rotating spring (407) pointing to the clamping seat (5) are fixedly connected to the outer side of the clamping cylinder (301), the rotating spring (407) is arranged in the rotating sleeve (406), and the tail end of the hammering head (405) and the inner wall of the rotating sleeve (406) are fixedly connected with bumps.

8. The clamping device for preventing the clamped object from falling off in the rotating process according to claim 6, wherein: two ends of the supporting rod (404) are respectively and fixedly connected to the outer side of the compression air bag (408) and the inner wall of the equipment shell (2), the blowing head (402) is fixedly connected to the fixing ring (403), and the communicating pipe (401) is fixedly connected to the inside of the equipment shell (2) and is connected between the two supporting rods (404) and the compression air bag (408).

9. The clamping device for preventing the clamped object from falling off in the rotating process according to claim 6, wherein: the hammering head (405) can be in contact with the compression air bag (408), and the distance between the compression air bag (408) and the clamping seat (5) is smaller than the distance between the blowing head (402) and the clamping seat (5).