CN216730370U - Front-mounted pneumatic chuck - Google Patents
Front-mounted pneumatic chuck Download PDFInfo
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- CN216730370U CN216730370U CN202220286763.7U CN202220286763U CN216730370U CN 216730370 U CN216730370 U CN 216730370U CN 202220286763 U CN202220286763 U CN 202220286763U CN 216730370 U CN216730370 U CN 216730370U
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Abstract
The utility model discloses a preposed pneumatic chuck, which comprises a base and a rotating body which is arranged in the base and rotates around the rotating body, wherein a jaw assembly is arranged at the front end of the rotating body, a driving device for driving the jaw assembly to perform clamping action is arranged in the rotating body, a sealing front cover and a driven fluted disc are coaxially and rotatably arranged at the rear end of the base in sequence, a first sealing ring and a second sealing ring are coaxially arranged between the sealing front cover and the driven fluted disc, and the sealing front cover, the driven fluted disc, the first sealing ring and the second sealing ring form a rotating gas distribution fluted disc assembly. The utility model optimizes the chuck structure and integrates the gas distribution function on the driven fluted disc, thereby reducing the overall axial thickness of the chuck, further shortening the cutting tailings of the pipe, reducing the waste and improving the cutting output rate of the pipe.
Description
Technical Field
The utility model relates to the technical field of chucks, in particular to a front-mounted pneumatic chuck.
Background
Laser cutting is the most important application technology in the laser processing industry, and has the characteristics of high speed, high precision, no deformation of workpieces and the like, so that the laser cutting technology is widely applied to the fields of automobiles, rolling stock manufacturing, aviation, chemical engineering, light industry, electrical appliances, electronics, petroleum, metallurgy and the like. The pneumatic chuck is used as an important accessory of laser cutting equipment and is used for clamping and conveying pipes and profiles made of various materials, so that the pipes and the profiles are machined. The pneumatic chuck mainly needs to realize two motions during working, namely clamping motion of the clamping jaw and rotation motion of the chuck body around the pneumatic chuck.
The clamping movement is realized by driving a jaw to move through a cylinder arranged inside the chuck, and the rotating movement is realized by driving a gear ring or a fluted disc inside the chuck to rotate through a speed reducer arranged outside the chuck. Because the cylinder follows the chuck pivoted, consequently need increase rotary seal device on the chuck main part, often adopt gas distribution ring, airtight dish etc. among the prior art, increased the axial thickness of chuck to a certain extent to lead to the tubular product tails longer, how to be though the axial thickness of short chuck all is chuck technical field's research direction.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a front pneumatic chuck aiming at the defects in the prior art, the chuck structure is optimized, the axial thickness of the chuck is reduced, the cutting tailing of a pipe is further shortened, the waste is reduced, and the cutting output rate of the pipe is improved.
The technical scheme for realizing the aim of the utility model is as follows:
the utility model provides a leading air chuck, includes the base and sets up in the base and around self pivoted rotating body, rotating body's front end is equipped with the jack catch subassembly, and inside is equipped with the drive jack catch subassembly and is the drive arrangement of centre gripping action, the rear end of base is coaxial fixed in proper order and is installed sealed protecgulum and driven fluted disc with rotating, coaxial first sealing washer and the second sealing washer of being equipped with between sealed protecgulum and the driven fluted disc, rotatory distribution fluted disc subassembly is constituteed to sealed protecgulum, driven fluted disc, first sealing washer and second sealing washer.
Furthermore, the first sealing ring and the second sealing ring are both provided with air holes, the sealing front cover is provided with a first air flow channel and a second air flow channel which are communicated with the outside, the driven fluted disc is provided with a third air flow channel and a fourth air flow channel which are communicated with the inside of the chuck, the first air flow channel, the second sealing ring and the fourth air flow channel form a first air path, the second air flow channel, the first sealing ring and the third air flow channel form a second air path, and the first air path and the second air path are independent.
Furthermore, a first annular groove and a second annular groove with T-shaped sections are coaxially formed in the rear end of the front sealing cover, and the first sealing ring and the second sealing ring are respectively installed in the first annular groove and the second annular groove in an axially movable mode.
Furthermore, the front end of the driven fluted disc is coaxially provided with a first annular boss and a second annular boss which have concave sections and extend to the first annular groove and the second annular groove, and inlets of the third airflow channel and the fourth airflow channel are respectively positioned on the first annular boss and the second annular boss.
Further, detachably fixed mounting has split type speed reducer on the base, the speed reducer includes the speed reducer frame, locate in the speed reducer frame and with the action wheel of driven fluted disc looks meshing and stretch into the speed reducer frame in and with the coaxial fixed speed reducer axle that links to each other of action wheel.
Furthermore, the speed reducer base comprises two side plates which are arranged in parallel and a bottom plate which is perpendicular to the side plates and is adjustably installed on the side plates, and the speed reducer shaft is vertically and rotatably installed on the bottom plate.
Furthermore, first installation positions are symmetrically arranged at the top of the base, a connecting plate is arranged between the speed reducer base and the first installation positions, and the speed reducer base is fixedly installed on the first installation positions through the connecting plate; and a second mounting position is arranged at the lower part of the rear side of the base, and the side plate is vertically and fixedly mounted on the second mounting position.
Further, coaxial arrangement has the bearing on the base, rotatory body includes the fixed endotheca that links to each other with the bearing inner race and the chuck body of fixed mounting at the endotheca front end, four linear guide rails are evenly installed along circumference to the chuck body, slidable mounting has the slider on the linear guide rail, the jack catch subassembly includes four jack catchs, the jack catch includes connecting portion and detachably fixed mounting of fixed mounting on the slider and is close to the clamping part of chuck center one side at connecting portion.
Further, the front end fixed mounting of chuck body has the dust cover that is located between the adjacent jack catch, and one side fixed mounting that adjacent dust cover is close to the chuck center has the dust guard, one side fixed mounting that the slider is close to the chuck center has the baffle, the baffle is not less than the distance of jack catch apart from the chuck center apart from the distance at chuck center, be equipped with the clearance between baffle and the dust guard.
Furthermore, the driving device comprises four cylinders which are fixedly arranged at the front end of the chuck body and are uniformly distributed along the circumferential direction, the output ends of the cylinders are hinged with push rods, the other ends of the push rods are movably connected with the sliding blocks, and the middle parts of the push rods are provided with swing rods; the pendulum rod includes that the pivot of perpendicular rotation installation on the chuck body, the one end and the push rod of pivot are fixed to be linked to each other, and the other end runs through chuck body and detachably installs the connecting rod, coaxial rotation is installed the synchronizer ring on the endotheca, the other end of connecting rod and the periphery swing joint of synchronizer ring.
By adopting the technical scheme, the utility model has the following beneficial effects:
(1) according to the utility model, on the basis of the existing chuck, the structure of the rotary sealing device is optimized, and the gas distribution function is integrated on the driven fluted disc, so that the axial thickness of the whole chuck is reduced, the cutting tailing of the pipe is further shortened, the waste is reduced, and the cutting output rate of the pipe is improved.
(2) According to the utility model, the first air channel, the second sealing ring and the fourth air channel form a first air channel, the second air channel, the first sealing ring and the third air channel form a second air channel, two groups of air channels are mutually independent, one air channel is used for air inlet, and the other air channel is used for air outlet, so that rotary sealing air distribution is provided for the chuck.
(3) According to the utility model, the first annular groove and the second annular groove are arranged to provide mounting space for the first sealing ring and the second sealing ring, so that the mounting is convenient, and the T-shaped section is arranged to ensure that the sealing ring is not separated from the annular grooves under the action of axial pressure after ventilation, thereby avoiding the influence on the sealing effect.
(4) According to the utility model, the driven fluted disc is provided with the first annular boss and the second annular boss, when ventilation is carried out, the sealing ring is pressed to move and deform, the inner ring and the outer ring are respectively attached to the upper surface and the lower surface of the first annular groove and the second annular groove to form radial sealing, meanwhile, one side close to the fluted disc is attached to the upper part and the lower part of the annular boss to form axial sealing, and gas enters the corresponding third airflow channel and the fourth airflow channel through the air holes to provide rotary sealing gas distribution for the driving device.
(5) Compared with the integrated speed reducer in the prior art, the base is detachably and fixedly provided with the split speed reducer, the speed reducer can be installed or not according to the use requirement, the structures of other parts of the chuck cannot be influenced, the universality is higher, the stock types of chuck manufacturers are reduced, and the cost is saved.
(6) The two first mounting positions and the second mounting position are arranged on the base, so that the speed reducer can be mounted at a required position according to actual requirements, different use requirements are met, and the universality of the chuck is further improved.
(7) According to the utility model, through the combined structure of the linear guide rail and the sliding block, the traditional structure that the T-shaped groove is arranged on the chuck body and the sliding block is arranged in the T-shaped groove is replaced, so that the friction force is reduced, the jaw moves more smoothly, the structure of the chuck body is simplified, and the manufacturing cost is reduced; in addition, the clamping jaw is of a split structure, when the front end of the clamping jaw is abraded due to long-term clamping, only the clamping part needs to be replaced, the whole clamping jaw does not need to be replaced, and maintenance cost is saved.
(8) According to the chuck, the dustproof effect is further improved by arranging the combined structure of the dustproof cover, the dustproof plate and the baffle, and cutting chips are prevented from entering the chuck from the surface of the dustproof cover and gaps on one side close to the center of the chuck.
(9) The swing rod of the driving device is of a split structure, and the connecting rod is detachably arranged at the end part of the rotating shaft, so that the manufacturing cost is further reduced, and meanwhile, the driving device is convenient to disassemble and assemble and is convenient to assemble and maintain in the later period.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is a front view of the inner sleeve, bearing and rotating distribution gear disk assembly of the present invention assembled together;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;
FIG. 6 is a rear view of the inner sleeve, bearing and rotating distribution gear disk assembly of the present invention assembled together;
FIG. 7 is a cross-sectional view taken along plane C-C of FIG. 6;
FIG. 8 is a cross-sectional view taken along plane D-D of FIG. 6;
FIG. 9 is a rear view of the base;
FIG. 10 is a schematic structural view of a first seal ring;
fig. 11 is a schematic structural diagram of a driving device.
The reference numbers in the drawings are:
the air-cooled gear comprises a base 1, a first mounting position 1-1, a second mounting position 1-2, a sealing front cover 2, a first annular groove 2-1, a second annular groove 2-2, a first air flow channel 2-3, a second air flow channel 2-4, a driven fluted disc 3, a first annular boss 3-1, a second annular boss 3-2, a first air hole 3-3, a second air hole 3-4, a third air hole 3-5, a fourth air hole 3-6, a first sealing ring 4, a second sealing ring 5, an air hole 6, a speed reducer 7, a side plate 7-1, a bottom plate 7-2, a driving wheel 7-3, a speed reducer shaft 7-4, a connecting plate 7-5, a bearing 8, an inner sleeve 9, a chuck body 10, a linear guide rail 11, a sliding block 12, a clamping claw 13, a connecting part 13-1, a clamping part 13-2, a clamping part 7-3, a linear guide rail 11, a sliding block 12, a clamping claw 13-4, a clamping part and a clamping part, The device comprises a cylinder 14, a push rod 15, a swing rod 16, a rotating shaft 16-1, a connecting rod 16-2, a synchronizing ring 17, a dust cover 18, a dust guard 19 and a baffle 20.
Detailed Description
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
(example 1)
As shown in fig. 1 to 11, the front pneumatic chuck includes a base 1 and a rotary body disposed in the base 1 and rotating around the rotary body, a jaw assembly is disposed at the front end of the rotary body, a driving device is disposed inside the rotary body and used for driving the jaw assembly to perform a clamping operation, a front sealing cover 2 and a driven fluted disc 3 are sequentially and coaxially fixed and rotatably mounted at the rear end of the base 1, a first sealing ring 4 and a second sealing ring 5 are coaxially disposed between the front sealing cover 2 and the driven fluted disc 3, and the front sealing cover 2, the driven fluted disc 3, the first sealing ring 4 and the second sealing ring 5 jointly form a rotary air distribution fluted disc assembly. This embodiment carries out configuration optimization to rotary sealing device on the basis of current chuck, integrates the distribution function on driven fluted disc 3 to reduce the holistic axial thickness of chuck, and then shortened the cutting tails of tubular product, reduce extravagantly, improve tubular product cutting output rate.
Specifically, the first sealing ring 4 and the second sealing ring 5 are both provided with air holes 6. The rear end of the front sealing cover 2 is coaxially provided with a first annular groove 2-1 and a second annular groove 2-2 with T-shaped sections, a first sealing ring 4 and a second sealing ring 5 are respectively and movably arranged in the first annular groove 2-1 and the second annular groove 2-2 along the axial direction, and the front sealing cover 2 is provided with a first air flow channel 2-3 and a second air flow channel 2-4 which are communicated with the outside. The annular groove with the T-shaped cross section enables the sealing ring after ventilation to be prevented from being separated from the annular groove under the action of axial pressure, and the sealing effect is prevented from being influenced.
The front end of the driven fluted disc 3 is coaxially provided with a first annular boss 3-1 and a second annular boss 3-2 which have concave sections and respectively extend to the first annular groove 2-1 and the second annular groove 2-2. And a third air flow channel and a fourth air flow channel which are communicated with the inside of the chuck are arranged on the driven fluted disc 3. The third air flow channel comprises a first air hole 3-3 and a second air hole 3-4 which axially penetrate through the driven fluted disc 3, the first air hole 3-3 is positioned on the first annular boss 3-2, the second air hole 3-4 is positioned on one side close to the center of the driven fluted disc 3, and the outlet of the first air hole 3-3 is communicated with the inlet of the second air hole 3-4 through an air pipe. The fourth air channel comprises a third air hole 3-5 and a fourth air hole 3-6 which respectively penetrate through the driven fluted disc 3 along the axial direction, the third air hole 3-5 is positioned on the second annular boss 3-2, the fourth air hole 3-6 is positioned on one side of the driven fluted disc 3 close to the center, and the outlet of the third air hole 3-5 is communicated with the inlet of the fourth air hole 3-6 through an air pipe. The third air flow channel and the fourth air flow channel adopt two groups of air hole structures communicated by air pipes, air paths are arranged externally, the air path structures are simplified, the processing is convenient, and the manufacturing cost is reduced. The first air channel 2-3, the second sealing ring 5 and the fourth air channel form a first air channel, the second air channel 2-4, the first sealing ring 4 and the third air channel form a second air channel, the first air channel and the second air channel are mutually independent, one air inlet channel and one air outlet channel are formed, and therefore rotary sealing air distribution is provided for the chuck. When ventilation is carried out, the sealing rings are pressed to move rightwards and deform, the inner rings and the outer rings of the first sealing rings 4 and the second sealing rings 5 are respectively attached to the upper surface and the lower surface of the first annular groove 2-1 and the second annular groove 2-2 to form radial sealing, meanwhile, one side close to the fluted disc 3 is attached to the upper surface and the lower surface of the annular boss to form axial sealing, and gas enters the corresponding third airflow channel and the fourth airflow channel through the air holes 6 to realize rotary sealing gas distribution.
Detachably fixed mounting has split type speed reducer 7 on base 1, compares in the integral type speed reducer among the prior art, and this embodiment can be according to the use demand whether install the speed reducer to can not cause any influence to the structure of other parts of chuck, the commonality is stronger, reduces chuck manufacturer's stock kind, thereby practices thrift the cost. Specifically, the speed reducer 7 comprises a speed reducer base consisting of two side plates 7-1 and a bottom plate 7-2, wherein the two side plates 7-1 are arranged in parallel, and the bottom plate 7-2 is perpendicular to the side plates 7-1 and is used for connecting the two side plates 7-1. Waist-shaped holes are formed in the joints of the two sides of the bottom plate 7-2 and the side plates 7-1, and screws screwed into the side plates 7-1 are arranged in the waist-shaped holes, so that the bottom plate 7-2 can be adjustably mounted on the side plates 7-1. A driving wheel 7-3 meshed with the driven fluted disc 3 is arranged in the speed reducer base, and a speed reducer shaft 7-4 which extends into the speed reducer base and is coaxially and fixedly connected with the driving wheel 7-3 is vertically and rotatably arranged in the center of the bottom plate 7-2. The driving wheel 7-3 can be driven to move by adjusting the bottom plate 7-2, so that the gap between the driving wheel 7-3 and the driven fluted disc 3 is adjusted, and the transmission precision is improved.
In order to further improve the universality of the chuck, the top of the base 1 of the embodiment is symmetrically provided with first mounting positions 1-1, when the speed reducer 7 needs to be mounted on the first mounting positions 1-1, a connecting plate 7-5 is arranged between the speed reducer base and the first mounting positions 1-1, and the speed reducer base is fixedly mounted on the first mounting positions 1-1 through the connecting plate 7-5. The lower portion of the rear side of the base 1 is further provided with a second mounting position 1-2, when the speed reducer 7 needs to be mounted on the second mounting position 1-2, a counter bore is formed in the side plate 7-1, and a screw screwed into the second mounting position 1-2 is arranged in the counter bore, so that the side plate 7-1 is vertically and fixedly mounted on the second mounting position 1-2. Through setting up three different speed reducer mounting points, can install speed reducer 7 on the position of needs according to the actual demand, satisfy different user demands.
The bearing 8 is coaxially installed on the base 1, the rotating body comprises an inner sleeve 9 and a chuck body 10, the inner sleeve 9 is fixedly connected with an inner ring of the bearing 8, and the chuck body 10 is fixedly installed at the front end of the inner sleeve 9. The inner ring of the bearing 8 is respectively provided with a fifth air hole and a sixth air hole which correspond to the second air holes 3-4 and the fourth air holes 3-6, the inner sleeve 9 is provided with a seventh air hole and an eighth air hole which are respectively communicated with the fifth air hole and the sixth air hole, and the inner sleeve can be directly connected with a driving device through an air pipe.
The chuck body 10 is uniformly provided with four linear guide rails 11 along the circumferential direction, and the linear guide rails 11 are provided with sliding blocks 12 in a sliding manner. The embodiment adopts the combined structure of the linear guide rail 11 and the sliding block 12 to replace the traditional structure that a T-shaped groove is arranged on the chuck body 10 and the sliding block is arranged in the T-shaped groove, so that the friction force is reduced, the structure of the chuck body 10 is simplified, and the manufacturing cost is reduced.
The jaw assembly comprises four jaws 13 of a split structure, the jaws comprise connecting parts 13-1 fixedly mounted on the sliding block 12 and clamping parts 13-2 detachably and fixedly mounted on one sides of the connecting parts 13-1 close to the center of the chuck, when the front ends of the jaws 13 are worn due to long-term clamping, only the clamping parts 13-1 need to be replaced, the whole jaws 13 do not need to be replaced, and the maintenance cost is greatly saved.
The driving device comprises four air cylinders 14 which are fixedly installed at the front end of the chuck body 10 and are uniformly distributed along the circumferential direction, the output ends of the air cylinders 14 are hinged with push rods 15, the other ends of the push rods 15 are movably connected with the sliding blocks 12, and swing rods 16 are arranged in the middle of the push rods 15. In order to further reduce the manufacturing cost, the swing rod 16 adopts a split structure, is convenient to assemble and disassemble, and is convenient to assemble and maintain at a later stage, specifically, the swing rod 16 comprises a rotating shaft 16-1 and a connecting rod 16-2, wherein the rotating shaft 16-1 is vertically and rotatably installed on the chuck body, one end of the rotating shaft is fixedly connected with the push rod 15, the other end of the rotating shaft penetrates through the chuck body 10 and is fixedly connected with one end of the connecting rod 16-2 through a screw, a synchronizing ring 17 is coaxially and rotatably installed on the inner sleeve 9, and the other end of the connecting rod 16-2 is movably connected with the periphery of the synchronizing ring 17. Adopts a swing rod 16 with a split structure.
In order to improve the dustproof effect of the chuck, the front end of the chuck body 10 of the present embodiment is further fixedly mounted with a dustproof cover 18 located between the adjacent jaws, a dustproof plate 19 is fixedly mounted on one side of the adjacent dustproof cover 18 close to the center of the chuck, and a baffle plate 20 is fixedly mounted on one side of the slider 12 close to the center of the chuck. The distance between the baffle 20 and the center of the chuck is not less than the distance between the clamping jaw 13 and the center of the chuck, so that the influence on the stroke of the clamping jaw 13 is avoided, a gap is formed between the baffle 20 and the dustproof plate 19, and the phenomenon that the dustproof plate 19 blocks the baffle 20 to influence the movement of the clamping jaw 13 is avoided. The present embodiment prevents cutting chips from entering the interior of the chuck from the surface of the dust cover 18 and the gap on the side near the center of the chuck by providing a combined structure of the dust cover 18, the dust cover 19 and the baffle 20.
In the embodiment, the rotary sealing device is structurally optimized on the basis of the existing chuck, and the gas distribution function is integrated on the driven fluted disc 3, so that the overall axial thickness of the chuck is reduced, the cutting tailings of the pipe are further shortened, the waste is reduced, and the cutting output rate of the pipe is improved; simultaneously be equipped with a plurality of installation positions on base 1 to optimize into split type structure with traditional integral type speed reducer, can install on different installation positions or directly do not install according to actual demand, and can not cause the influence to other structures of chuck, the commonality is stronger, reduces chuck manufacturer's stock kind, thereby practices thrift the cost.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A leading air chuck which characterized in that: including base (1) and setting in base (1) and around self pivoted rotating body, the front end of rotating body is equipped with the jack catch subassembly, and inside is equipped with the drive jack catch subassembly and is the drive arrangement of centre gripping action, the rear end of base (1) is coaxial fixed in proper order and is installed sealed protecgulum (2) and driven fluted disc (3) with rotating, coaxially be equipped with first sealing washer (4) and second sealing washer (5) between sealed protecgulum (2) and driven fluted disc (3), rotatory distribution fluted disc subassembly is constituteed to sealed protecgulum (2), driven fluted disc (3), first sealing washer (4) and second sealing washer (5).
2. The pre-pneumatic chuck as set forth in claim 1, wherein: the sealing structure is characterized in that air holes (6) are formed in the first sealing ring (4) and the second sealing ring (5), a first air flow channel (2-1) and a second air flow channel (2-2) which are communicated with the outside are formed in the sealing front cover (2), a third air flow channel and a fourth air flow channel which are communicated with the inside of the chuck are formed in the driven fluted disc (3), a first air path is formed by the first air flow channel (2-1), the second sealing ring (5) and the fourth air flow channel, a second air path is formed by the second air flow channel (2-2), the first sealing ring (4) and the third air flow channel, and the first air path and the second air path are independent.
3. The pre-air chuck as set forth in claim 2, wherein: the rear end of the front sealing cover (2) is coaxially provided with a first annular groove (2-3) and a second annular groove (2-4) which are T-shaped in cross section, and the first sealing ring (4) and the second sealing ring (5) are respectively and movably arranged in the first annular groove (2-3) and the second annular groove (2-4) along the axial direction.
4. A pre-pneumatic chuck according to claim 3, further comprising: the front end of the driven fluted disc (3) is coaxially provided with a first annular boss (3-1) and a second annular boss (3-2) which are concave in cross section and extend to the first annular groove (2-3) and the second annular groove (2-4), and inlets of the third air flow channel and the fourth air flow channel are respectively positioned on the first annular boss (3-1) and the second annular boss (3-2).
5. The pre-pneumatic chuck as set forth in claim 1, wherein: detachably fixed mounting has split type speed reducer (7) on base (1), speed reducer (7) are including the speed reducer frame, locate in the speed reducer frame and with action wheel (7-3) of driven fluted disc (3) looks meshing and stretch into speed reducer frame in and with action wheel (7-3) coaxial fixed continuous speed reducer axle (7-4).
6. The pre-air chuck as set forth in claim 5, wherein: the speed reducer base comprises two side plates (7-1) which are arranged in parallel and a bottom plate (7-2) which is perpendicular to the side plates (7-1) and is adjustably mounted on the side plates (7-1), and the speed reducer shaft (7-4) is vertically and rotatably mounted on the bottom plate (7-2).
7. The pre-air chuck as set forth in claim 6, wherein: the top of the base (1) is symmetrically provided with first mounting positions (1-1), a connecting plate (7-5) is arranged between the speed reducer base and the first mounting positions (1-1), and the speed reducer base is fixedly mounted on the first mounting positions (1-1) through the connecting plate (7-5); the lower part of the rear side of the base (1) is provided with a second mounting position (1-2), and the side plate (7-1) is vertically and fixedly mounted on the second mounting position (1-2).
8. The pre-pneumatic chuck as set forth in claim 1, wherein: coaxial arrangement has bearing (8) on base (1), rotatory body includes inner cup (9) and fixed mounting chuck body (10) at inner cup (9) front end that link to each other with the inner circle of bearing (8), four linear guide rail (11) are evenly installed along circumference in chuck body (10), slidable mounting has slider (12) on linear guide rail (11), the jack catch subassembly includes four jack catch (13), jack catch (13) are including connecting portion (13-1) and detachably fixed mounting (13-1) of fixed mounting on slider (12) be close to clamping part (13-2) of chuck center one side at connecting portion (13-1).
9. The pre-air chuck as set forth in claim 8, wherein: the driving device comprises four air cylinders (14) which are fixedly arranged at the front end of the chuck body (10) and uniformly distributed along the circumferential direction, the output ends of the air cylinders (14) are hinged with push rods (15), the other ends of the push rods (15) are movably connected with the sliding blocks (12), and the middle parts of the push rods (15) are provided with swing rods (16); the swing rod (16) comprises a rotating shaft (16-1) which is vertically and rotatably installed on the chuck body, one end of the rotating shaft (16-1) is fixedly connected with the push rod (15), the other end of the rotating shaft penetrates through the chuck body (10) and is detachably provided with a connecting rod (16-2), the inner sleeve (9) is coaxially and rotatably provided with a synchronizing ring (17), and the other end of the connecting rod (16-2) is movably connected with the periphery of the synchronizing ring (17).
10. The pre-air chuck as set forth in claim 8, wherein: the front end fixed mounting of chuck body (10) has dust cover (18) that are located between adjacent jack catch (13), and one side fixed mounting that adjacent dust cover (18) are close to the chuck center has dust guard (19), one side fixed mounting that slider (12) are close to the chuck center has baffle (20), baffle (20) are not less than jack catch (13) apart from the distance at chuck center, be equipped with the clearance between baffle (20) and dust guard (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220286763.7U CN216730370U (en) | 2022-02-14 | 2022-02-14 | Front-mounted pneumatic chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220286763.7U CN216730370U (en) | 2022-02-14 | 2022-02-14 | Front-mounted pneumatic chuck |
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| Publication Number | Publication Date |
|---|---|
| CN216730370U true CN216730370U (en) | 2022-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220286763.7U Active CN216730370U (en) | 2022-02-14 | 2022-02-14 | Front-mounted pneumatic chuck |
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| Country | Link |
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| CN (1) | CN216730370U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117483945A (en) * | 2023-12-29 | 2024-02-02 | 常州戴芮珂机电科技有限公司 | Air chuck structure of laser cutting machine |
-
2022
- 2022-02-14 CN CN202220286763.7U patent/CN216730370U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117483945A (en) * | 2023-12-29 | 2024-02-02 | 常州戴芮珂机电科技有限公司 | Air chuck structure of laser cutting machine |
| CN117483945B (en) * | 2023-12-29 | 2024-03-19 | 常州戴芮珂机电科技有限公司 | Air chuck structure of laser cutting machine |
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