CN110103054B - Automatic clamping device - Google Patents
Automatic clamping device Download PDFInfo
- Publication number
- CN110103054B CN110103054B CN201910291113.4A CN201910291113A CN110103054B CN 110103054 B CN110103054 B CN 110103054B CN 201910291113 A CN201910291113 A CN 201910291113A CN 110103054 B CN110103054 B CN 110103054B
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- Prior art keywords
- right end
- limiting
- bearing seat
- boss
- base
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- 210000000078 claw Anatomy 0.000 claims abstract description 41
- 238000003825 pressing Methods 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000012797 qualification Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides an automatic clamping device which comprises an air cylinder, a base, a positioning disk, a clamping mechanism and at least one limiting mechanism, wherein the clamping mechanism is arranged on the base in a left-right reciprocating manner, the left end of the clamping mechanism is connected with a piston rod of the air cylinder, the middle part of the right end of the base is fixedly provided with the positioning disk, the right end of the base is also provided with at least one limiting mechanism, the positioning disk is used for positioning a boss round bearing seat, the air cylinder drives the clamping mechanism to move leftwards, and a pressing claw at the right end of the clamping mechanism is matched with the positioning disk to automatically clamp the boss round bearing seat; the limiting mechanism is clamped on the outer side wall of the boss circular bearing seat, and can prevent the boss circular bearing seat from rotating when the inner spherical surface hole of the boss circular bearing seat is processed. The device can automatically clamp the boss round bearing seat rapidly and accurately, the whole placing and clamping process is convenient and rapid, the clamping is firm, the production efficiency can be effectively improved, and the production qualification rate of the boss round bearing seat can be effectively improved.
Description
Technical Field
The invention relates to a clamping device, in particular to an automatic clamping device for fixing a boss round bearing seat.
Background
As shown in fig. 15 and 16, the boss circular bearing seat 6 is more commonly used in the bearing field, and a circle of annular boss 61 is arranged at the bottom of the boss circular bearing seat 6. In the processing of the boss circular bearing seat, one procedure is turning an inner spherical surface hole. The existing operation mode is that the circular bearing seat of the boss is placed and clamped on a clamp of a turning machine tool by manual feeding and discharging, and in the placing and clamping process, a worker rotates a screw pair of the clamp by operating a spanner, so that a pressing plate on the clamp clamps the circular bearing seat of the boss.
In the process of placing and clamping the boss circular bearing seat, a worker is required to manually adjust and position the boss circular bearing seat, and then the worker operates a spanner to manually screw up a clamp of a turning machine tool to clamp and fix the boss circular bearing seat; the whole placing and clamping process is time-consuming and labor-consuming, which is unfavorable for further improving the production efficiency, and in addition, the labor intensity of workers is also large. In addition, the whole placing and clamping process depends on manual operation by workers, in the manual operation process, the operation negligence is easy to occur, so that the boss circular bearing seat is not accurately placed or is not clamped firmly enough, the boss circular bearing seat generates circumferential rotation when the inner spherical surface hole of the boss circular bearing seat is processed, and finally, the boss circular bearing seat produced and processed is unqualified, and further production qualification rate is not facilitated; in addition, if the boss circular bearing seat is not clamped firmly, the potential safety hazard of workpiece flying off exists in the processing process. It is therefore necessary to develop an automatic clamping device for fixing the boss circular bearing housing so as to overcome the above-mentioned problems.
Disclosure of Invention
The invention aims to solve the problems in the prior art by providing an automatic clamping device, which can be used for rapidly and accurately positioning the axial direction and the radial direction of the boss circular bearing seat and automatically clamping the boss circular bearing seat, is convenient and fast in the whole placing and clamping process and firm in clamping, can effectively improve the production efficiency, and can effectively reduce the labor intensity of workers.
The technical scheme of the invention is as follows: the automatic clamping device comprises an air cylinder, a base, a positioning disk, a clamping mechanism and at least one limiting mechanism, wherein the clamping mechanism can be installed on the base in a left-right reciprocating mode, the left end of the clamping mechanism is connected with a piston rod of the air cylinder, the positioning disk is fixedly installed in the middle of the right end of the base, the right end of the base is also provided with the at least one limiting mechanism, the positioning disk is used for positioning a boss round bearing seat, then the air cylinder drives the clamping mechanism to move leftwards, and a pressing claw at the right end of the clamping mechanism is matched with the positioning disk to automatically clamp the boss round bearing seat so as to process an inner spherical hole of the boss round bearing seat; in addition, the limiting mechanism is clamped on the outer side wall of the boss circular bearing seat, and can prevent the boss circular bearing seat from rotating when the inner spherical surface hole of the boss circular bearing seat is processed;
the clamping mechanism comprises a connector, a connecting rod, a guide rod, a bushing and a pressing claw, wherein the left end of the connector is fixedly connected with a piston rod of an air cylinder, the right end of the connector is movably connected with the middle part of the connecting rod, the guide rods are symmetrically arranged at the two ends of the connecting rod, the bushing is arranged on the rod body of the guide rod, the guide rod can reciprocate left and right along the bushing, the pressing claw is arranged at the right end of the guide rod, when the clamping mechanism is installed on a base, the bushing is fixedly connected with the base, the air cylinder drives the clamping mechanism to move leftwards, and the pressing claw is matched with a positioning disc to automatically clamp a boss round bearing seat;
the right end of the base is provided with a plurality of limiting holes which are uniformly arranged around the center of the base at intervals, and at least one limiting hole is provided with the limiting mechanism; the limiting mechanism comprises a limiting column, a limiting claw, a limiting screw and a connecting screw, wherein the inside of the limiting column is hollow, the right end of the limiting column is provided with a convex connecting column, the outer side wall of the connecting column is provided with a locking part, the limiting claw is provided with a connecting hole matched with the connecting column, the side wall of the connecting hole is provided with the connecting screw, when the limiting claw is installed on the connecting column, the connecting screw is screwed down, the connecting screw tightly butts against the locking part of the connecting column, and then the limiting screw sequentially penetrates through the limiting claw and the limiting column to fixedly install the limiting claw and the limiting column on the right end of the base;
the middle part of positioning disk is equipped with circular through-hole, and the left end of circular through-hole is equipped with left bellied guide ring, and the inside of circular through-hole is equipped with the location boss, is fixed a position boss circular bearing frame by the location boss.
Further, the left end of the guide rod is provided with an installation clamping groove, the left end of the guide rod is fixedly connected with the connecting rod through the installation clamping groove, the right end side wall of the guide rod is provided with an adjusting groove and an adjusting screw, and the right end part of the guide rod is provided with a first locking screw; the pressing claw is provided with an adjusting hole matched with the adjusting screw and a first mounting hole matched with the first locking screw, when the pressing claw is rotated to the right end of the guide rod, the mounting angle of the pressing claw is adjusted through the adjusting groove and the adjusting screw, the adjusting screw is screwed down, the adjusting screw is tightly propped against the adjusting groove, then the first locking screw is screwed down, and the pressing claw is fixedly mounted to the right end of the guide rod.
Further, an installation groove for installing the positioning disc is formed in the middle of the right end of the base, at least one group of second installation holes which are symmetrically formed in the right end of the base are formed in the outer side of the installation groove, second locking screws are arranged on the side walls of the second installation holes, and locking holes matched with the second locking screws are formed in the side walls of the bushings; when the clamping mechanism is mounted to the base, the bushing is mounted to the second mounting hole, and then the second locking screw is tightened to tightly press the second locking screw against the locking hole.
Further, the right end of the connector is provided with a joint bearing, and the right end of the connector is movably connected with the middle part of the connecting rod through the joint bearing.
The beneficial effects of the invention are as follows: the device can rapidly and accurately position the axial direction and the radial direction of the boss circular bearing seat, automatically clamp the boss circular bearing seat, realize convenient and rapid whole placing and clamping process, realize firm clamping, effectively improve the production efficiency, effectively reduce the labor intensity of workers, and further, can accurately and firmly clamp the boss circular bearing seat, effectively prevent the boss circular bearing seat from generating circumferential rotation when processing an inner spherical surface hole of the boss circular bearing seat, effectively improve the production qualification rate of the boss circular bearing seat, and effectively avoid the potential safety hazard of workpiece flying off in the processing process.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a right side view of the present invention.
Fig. 4 is a perspective view of the base of the present invention.
Fig. 5 is a top perspective view of the puck of the present invention.
Fig. 6 is a bottom perspective view of the puck of the present invention.
Fig. 7 is a perspective view of the spacing mechanism of the present invention.
Fig. 8 is an exploded view of the spacing mechanism of the present invention.
Fig. 9 is a bottom perspective view of the clamping mechanism of the present invention.
Fig. 10 is a top perspective view of the clamping mechanism of the present invention.
Fig. 11 is a perspective view of the connector of the present invention.
Fig. 12 is an assembled structure view of the guide bar and the pressing jaw of the present invention.
Fig. 13 is an exploded view of the guide bar and the press jaw of the present invention.
Fig. 14 is a schematic view of the structure of the circular bearing housing of the clamping boss of the present invention.
Fig. 15 is a top perspective view of a boss circular bearing housing.
Fig. 16 is a perspective view of a boss circular bearing housing from a bottom angle.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 16, an automatic clamping device comprises an air cylinder 4, a base 2, a positioning disk 3, a clamping mechanism 1 and at least one limiting mechanism 5, wherein the clamping mechanism 1 can be mounted on the base 2 in a left-right reciprocating manner, the left end of the clamping mechanism 1 is connected with a piston rod of the air cylinder 4, the air cylinder 4 can be replaced by a hydraulic cylinder, the positioning disk 3 is fixedly mounted in the middle of the right end of the base 2, a circular through hole 31 is arranged in the middle of the positioning disk 3, a guide ring 32 protruding leftwards is arranged at the left end of the circular through hole 31, a positioning boss 33 is arranged in the circular through hole 31, and the boss circular bearing seat 6 is positioned by the positioning boss 33; the right end of the base 2 is also provided with at least one limiting mechanism 5, the positioning disc 3 is used for positioning the boss circular bearing seat 6, then the air cylinder 4 drives the clamping mechanism 1 to move leftwards, and the pressing claw 15 at the right end of the clamping mechanism 1 is matched with the positioning disc 3 to automatically clamp the boss circular bearing seat 6, so that the turning machine tool can conveniently machine an inner spherical surface hole of the boss circular bearing seat 6; in addition, the limiting mechanism 5 is clamped on the outer side wall of the boss circular bearing seat 6, and when the inner spherical surface hole of the boss circular bearing seat 6 is processed, the boss circular bearing seat 6 can be prevented from rotating.
As shown in fig. 1 to 3 and fig. 9 to 13, the clamping mechanism 1 comprises a connector 11, a connecting rod 12, a guide rod 13, a bushing 14 and a pressing claw 15, the left end of the connector 11 is fixedly connected with a piston rod of the air cylinder 4, a joint bearing 111 is arranged at the right end of the connector 11, the right end of the connector 11 is movably connected with the middle part of the connecting rod 12 through the joint bearing 111, the guide rods 13 are symmetrically arranged at the two ends of the connecting rod 12, the bushing 14 is arranged on a rod body of the guide rod 13, the guide rod 13 can reciprocate left and right along the bushing 14, the right end of the guide rod 13 is provided with the pressing claw 15, when the clamping mechanism 1 is mounted on the base 2, the bushing 14 is fixedly connected with the base 2, the air cylinder 4 drives the clamping mechanism 1 to move left, and the pressing claw 15 is matched with the positioning disc 3 to automatically clamp the boss round bearing seat 6.
As shown in fig. 9 to 13, the left end of the guide rod 13 is provided with a mounting slot 131, the left end of the guide rod 13 is fixedly connected with the connecting rod 12 through the mounting slot 131, the right end side wall of the guide rod 13 is provided with an adjusting groove 132 and an adjusting screw 133, the bottom of the groove of the adjusting groove 132 is a regular polygon prism, and the right end of the guide rod 13 is provided with a first locking screw 134; the pressing claw 15 is provided with an adjusting hole 151 matched with the adjusting screw 133 and a first mounting hole 152 matched with the first locking screw 134, when the pressing claw 15 is rotated to the right end of the guide rod 13, the mounting angle of the pressing claw 15 is adjusted through the adjusting groove 132 and the adjusting screw 133, the adjusting screw 133 is screwed down, the adjusting screw 133 is tightly abutted against the adjusting groove 132, then the first locking screw 134 is screwed down, and the pressing claw 15 is fixedly mounted to the right end of the guide rod 13.
As shown in fig. 1 to 4, the middle part of the right end of the base 2 is provided with a mounting groove 21 for mounting the positioning disk 3, the right end of the base 2 is provided with at least one group of second mounting holes 22 symmetrically arranged, the second mounting holes 22 are positioned outside the mounting groove 21, the side wall of the second mounting holes 22 is provided with a second locking screw 23, and the side wall of the bushing 14 is provided with a locking hole 141 matched with the second locking screw 23; when the clamping mechanism 1 is mounted to the base 2, the bushing 14 is mounted to the second mounting hole 22, and then the second locking screw 23 is tightened so that the second locking screw 23 is tightly held against the locking hole 141.
As shown in fig. 1 to 8, the right end of the base 2 is provided with a plurality of limiting holes 24 uniformly spaced around the center of the base 2, and at least one limiting hole 24 is provided with the limiting mechanism 5; the limiting mechanism 5 comprises a limiting column 51, a limiting claw 52, a limiting screw 53 and a connecting screw 54, the limiting column 51 is hollow, the right end of the limiting column 51 is provided with a convex connecting column 511, the outer side wall of the connecting column 511 is provided with a locking part 512, the limiting claw 52 is provided with a connecting hole 521 matched with the connecting column 511, the side wall of the connecting hole 521 is provided with the connecting screw 54, when the limiting claw 52 is mounted on the connecting column 511, the connecting screw 54 is screwed down, the connecting screw 54 tightly abuts against the locking part 512 of the connecting column 511, and then the limiting screw 53 sequentially penetrates through the limiting claw 52 and the limiting column 51, and the limiting claw 52 and the limiting column 51 are fixedly mounted on the right end of the base 2.
As shown in fig. 1 to 16, when the device is used, the left end of the base 2 is fixedly connected with the existing turning machine, and the device is fixedly arranged on a workbench of the existing turning machine; the positioning disc 3 is used for rapidly and accurately positioning the boss circular bearing seat 6, then the air cylinder 4 drives the clamping mechanism 1 to move leftwards, and the pressing claw 15 at the right end of the clamping mechanism 1 is matched with the positioning disc 3 to rapidly and accurately automatically clamp the boss circular bearing seat 6, so that a turning machine tool can conveniently machine an inner spherical surface hole of the boss circular bearing seat 6; in addition, the limiting mechanism 5 is clamped on the outer side wall of the boss circular bearing seat 6, and when the inner spherical surface hole of the boss circular bearing seat 6 is processed, the boss circular bearing seat 6 can be prevented from rotating.
The beneficial effects of the invention are as follows: the device can rapidly and accurately position the axial direction and the radial direction of the boss circular bearing seat, automatically clamp the boss circular bearing seat, realize convenient and rapid whole placing and clamping process, realize firm clamping, effectively improve the production efficiency, effectively reduce the labor intensity of workers, and further, can accurately and firmly clamp the boss circular bearing seat, effectively prevent the boss circular bearing seat from generating circumferential rotation when processing an inner spherical surface hole of the boss circular bearing seat, effectively improve the production qualification rate of the boss circular bearing seat, and effectively avoid the potential safety hazard of workpiece flying off in the processing process.
The foregoing is only illustrative of the present invention and the present invention is not to be construed as limited thereto, but rather, it is intended to cover modifications, equivalents, improvements and alternatives falling within the spirit and scope of the present invention.
Claims (1)
1. The automatic clamping device comprises an air cylinder, a base, a positioning disk, a clamping mechanism and at least one limiting mechanism, wherein the clamping mechanism can be installed on the base in a left-right reciprocating mode, the left end of the clamping mechanism is connected with a piston rod of the air cylinder, the positioning disk is fixedly installed in the middle of the right end of the base, the right end of the base is also provided with the at least one limiting mechanism, the positioning disk is used for positioning a boss round bearing seat, then the air cylinder drives the clamping mechanism to move leftwards, and a pressing claw at the right end of the clamping mechanism is matched with the positioning disk to automatically clamp the boss round bearing seat so as to process an inner spherical hole of the boss round bearing seat; in addition, the limiting mechanism is clamped on the outer side wall of the boss circular bearing seat, and can prevent the boss circular bearing seat from rotating when the inner spherical surface hole of the boss circular bearing seat is processed;
the clamping mechanism comprises a connector, a connecting rod, a guide rod, a bushing and a pressing claw, wherein the left end of the connector is fixedly connected with a piston rod of an air cylinder, the right end of the connector is movably connected with the middle part of the connecting rod, the guide rods are symmetrically arranged at the two ends of the connecting rod, the bushing is arranged on the rod body of the guide rod, the guide rod can reciprocate left and right along the bushing, the pressing claw is arranged at the right end of the guide rod, when the clamping mechanism is installed on a base, the bushing is fixedly connected with the base, the air cylinder drives the clamping mechanism to move leftwards, and the pressing claw is matched with a positioning disc to automatically clamp a boss round bearing seat;
the right end of the connector is provided with a joint bearing, and the right end of the connector is movably connected with the middle part of the connecting rod through the joint bearing;
the left end of the guide rod is provided with an installation clamping groove, the left end of the guide rod is fixedly connected with the connecting rod through the installation clamping groove, the right end side wall of the guide rod is provided with an adjusting groove and an adjusting screw, the bottom of the groove of the adjusting groove is a regular polygon prism, and the right end part of the guide rod is provided with a first locking screw; the pressing claw is provided with an adjusting hole matched with the adjusting screw and a first mounting hole matched with the first locking screw, when the pressing claw is rotated to the right end of the guide rod, the mounting angle of the pressing claw is adjusted through the adjusting groove and the adjusting screw, the adjusting screw is screwed down, the adjusting screw is tightly propped against the adjusting groove, then the first locking screw is screwed down, and the pressing claw is fixedly mounted to the right end of the guide rod;
the middle part of the right end of the base is provided with an installation groove for installing the positioning disc, the right end of the base is provided with at least one group of second installation holes which are symmetrically arranged, the second installation holes are positioned at the outer side of the installation groove, the side wall of each second installation hole is provided with a second locking screw, and the side wall of each bushing is provided with a locking hole matched with each second locking screw; when the clamping mechanism is installed on the base, the bushing is installed on the second installation hole, and then the second locking screw is screwed down to tightly prop against the locking hole;
the right end of the base is provided with a plurality of limiting holes which are uniformly arranged around the center of the base at intervals, and at least one limiting hole is provided with the limiting mechanism; the limiting mechanism comprises a limiting column, a limiting claw, a limiting screw and a connecting screw, wherein the inside of the limiting column is hollow, the right end of the limiting column is provided with a convex connecting column, the outer side wall of the connecting column is provided with a locking part, the limiting claw is provided with a connecting hole matched with the connecting column, the side wall of the connecting hole is provided with the connecting screw, when the limiting claw is installed on the connecting column, the connecting screw is screwed down, the connecting screw tightly butts against the locking part of the connecting column, and then the limiting screw sequentially penetrates through the limiting claw and the limiting column to fixedly install the limiting claw and the limiting column on the right end of the base;
the middle part of positioning disk is equipped with circular through-hole, and the left end of circular through-hole is equipped with left bellied guide ring, and the inside of circular through-hole is equipped with the location boss, is fixed a position boss circular bearing frame by the location boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910291113.4A CN110103054B (en) | 2019-05-22 | 2019-05-22 | Automatic clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910291113.4A CN110103054B (en) | 2019-05-22 | 2019-05-22 | Automatic clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110103054A CN110103054A (en) | 2019-08-09 |
| CN110103054B true CN110103054B (en) | 2024-02-02 |
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ID=67485458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910291113.4A Active CN110103054B (en) | 2019-05-22 | 2019-05-22 | Automatic clamping device |
Country Status (1)
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| CN (1) | CN110103054B (en) |
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| CN110103054A (en) | 2019-08-09 |
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