CN214186211U - Special-shaped workpiece machining clamp convenient to disassemble - Google Patents
Special-shaped workpiece machining clamp convenient to disassemble Download PDFInfo
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- CN214186211U CN214186211U CN202023111668.3U CN202023111668U CN214186211U CN 214186211 U CN214186211 U CN 214186211U CN 202023111668 U CN202023111668 U CN 202023111668U CN 214186211 U CN214186211 U CN 214186211U
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Abstract
The utility model relates to the technical field of special-shaped workpiece machining clamps, in particular to a special-shaped workpiece machining clamp convenient to disassemble, which comprises a central base plate capable of being installed on a mounting table of a machining machine tool, a plurality of clamping assemblies with one ends movably arranged on the central base plate and capable of being installed on the mounting table of the machining machine tool, and a plurality of quick-dismantling structures respectively used for installing the central base plate and the clamping assemblies on the mounting table of the machining machine tool; the central base plate comprises a base plate body adopting a disc structure, a first quick-release mounting hole arranged on the base plate body, and a plurality of clamping mounting holes uniformly arranged on the base plate body in the circumferential direction; the utility model discloses a modularization quick detach assembled design not only can accomplish the accurate centre gripping of special-shaped part, has still effectively promoted anchor clamps respectively with the processing bed body, the assembly convenience between the part, the convenient change to frock clamp.
Description
Technical Field
The utility model relates to a special-shaped workpiece adds clamping apparatus technical field, specifically is a special-shaped workpiece adds clamping apparatus for processing convenient to dismantle.
Background
Tooling, namely process equipment: refers to the collective term for the various tools used in the manufacturing process. The clamp is also called a fixture. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig. Such as welding jigs, inspection jigs, assembly jigs, machine tool jigs, and the like. In the field of modern industrial production and machining, a machine tool clamp is an important component of a machining process system. The method has the characteristics of flexibility, changeability, strong universality, guaranteed machining precision, stable product quality, improved labor productivity and expanded machine tool process range.
The tool clamp of the machine tool is used as an auxiliary tool, and aims to clamp and fix parts, ensure smooth and accurate completion of a machining process and improve the efficiency of producing the parts by the machine tool; in actual production, the self weights of the tool clamp and the parts are large, so that the parts are inconvenient to disassemble and replace; due to the high replacement difficulty, the production efficiency is limited in mass production.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem be: the utility model provides a special-shaped workpiece processing anchor clamps convenient to dismantle adopts modularization quick detach assembled design, not only can accomplish to the accurate centre gripping of special-shaped part, has still effectively promoted anchor clamps respectively with the processing bed body, the assembly convenience between the part, the convenient change to frock clamp.
The technical scheme of the utility model is that: a clamp for machining a special-shaped workpiece convenient to disassemble comprises a central base plate capable of being installed on an installation table of a machining machine tool, a plurality of clamping assemblies and a plurality of quick-disassembling structures, wherein one ends of the clamping assemblies are movably arranged on the central base plate and can be installed on the installation table of the machining machine tool;
the central base plate comprises a base plate body adopting a disc structure, a first quick-release mounting hole arranged on the base plate body, and a plurality of clamping mounting holes uniformly arranged on the base plate body in the circumferential direction; a limiting groove is formed in the first quick-release mounting hole;
the clamping assembly comprises an adjusting bracket and a clamping piece, wherein one end of the adjusting bracket can be movably arranged on the clamping mounting hole, and the clamping piece is arranged on the adjusting bracket; the adjusting bracket is provided with an installation groove; the clamping piece comprises a roller screw rod arranged in the mounting groove and a clamping claw which penetrates through the mounting groove and is movably arranged on the roller screw rod; the other end of the adjusting bracket is provided with a second quick-release mounting hole with the same structure as the first quick-release mounting hole;
the quick-release structure comprises a threaded telescopic cylinder which can be arranged in a first quick-release mounting hole, and a clamping fixing piece arranged in the threaded telescopic cylinder;
the threaded telescopic cylinder comprises a first sleeve capable of being placed in a first quick-release mounting hole and a second quick-release mounting hole, a fixed limiting block arranged on the side surface of the first sleeve and clamped with a limiting groove, a second sleeve with the outer wall in threaded connection with the inner wall of the first sleeve, and an adjusting nut arranged at the upper end of the second sleeve and capable of rotating the second sleeve;
the clamping fixing piece comprises a rotating connecting shaft penetrating through the second sleeve, an adjusting knob fixed on the rotating connecting shaft and positioned on the upper end face of the adjusting nut, and a rectangular clamping block fixed on the rotating connecting shaft; the rectangular clamping block can penetrate through the limiting groove from top to bottom and is clamped with the convex fixing groove on the mounting table of the processing machine tool;
the width of the rectangular clamping block is smaller than that of an upper end notch of a convex fixing groove of a mounting table of the processing machine tool; the length of the rectangular clamping block is greater than the upper end notch of the convex fixing groove and less than the lower end notch of the convex fixing groove.
Furthermore, a mounting lug is arranged on the side surface of the adjusting bracket, and a third quick-release mounting hole with the same structure as the first quick-release mounting hole is formed in the mounting lug; the quick-release structure can fix the mounting lug with the mounting table of the processing machine tool through a third quick-release mounting hole; the side face of the adjusting support can be fixed by the aid of the mounting lugs, so that the clamping assembly is stably fixed on a mounting table of a processing machine tool, and safety is improved.
Furthermore, the upper end of the first sleeve is also provided with a safety buckle which is used for locking the adjusting knob after the rectangular clamping block is clamped with the mounting table of the processing machine tool; the safety buckle comprises a lifting lug connecting piece, a safety clamping piece movably arranged on the lifting lug connecting piece and connected with the adjusting knob, and an elastic element arranged between the lifting lug connecting piece and the safety clamping piece; the setting of insurance joint spare can realize the locking to adjust knob, prevents effectively that adjust knob from being bumped by the mistake and leading to the centre gripping not hard up, has improved the device's security greatly.
Furthermore, the clamping claw comprises a sliding adjusting block in threaded connection with the roller screw and a clamping claw body arranged on the sliding adjusting block; the linear movement of the clamping jaw body on the screw rod can be realized through the arrangement of the sliding adjusting block, the clamping of special-shaped parts is facilitated, and the application range of the clamp is greatly enlarged.
Furthermore, 4 first quick-release mounting holes for mounting a quick-release structure are formed in the central base plate. 4 first quick detach mounting hole can be with the firm fixing of center basal disc on the machine tool mount table, ensure the stability of anchor clamps in the machine tooling process to the realization is to the promotion of security, accurate nature.
Furthermore, two parallel roller lead screws which are in threaded connection with the sliding adjusting block are arranged in the mounting grooves; the double-roller screw can ensure smooth operation of the clamping jaw and ensure the stability of linear motion of the clamping jaw.
The utility model has the advantages that: the utility model provides a special-shaped workpiece processing anchor clamps convenient to dismantle adopts modularization quick detach assembled design, not only can accomplish to the accurate centre gripping of special-shaped part, has still effectively promoted anchor clamps respectively with the processing bed body, the assembly convenience between the part, the convenient change to frock clamp. The utility model can quickly fix the central basal disc and the clamping component on the machining bed body through the arrangement of the first quick-release pin and the second quick-release pin; the first sleeve and the second sleeve are arranged to realize thread extension, and the rectangular clamping block and the adjusting knob are combined to realize fastening and clamping on a mounting table of a processing machine tool so as to realize quick mounting and dismounting; the safety fixing of the adjusting knob can be realized through the arrangement of the safety buckle, and the safety of the quick-release structure is effectively improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the clamping assembly of the present invention;
fig. 3 is a schematic cross-sectional view of the first quick release pin and the second quick release pin of the present invention;
fig. 4 is a schematic structural view of the first quick release pin and the second quick release pin of the present invention;
FIG. 5 is a schematic structural view of the gripper jaw and the roller screw of the present invention;
the quick-release type clamping device comprises a central base plate 1, a base plate 11, a base plate body 12, a first quick-release mounting hole, a 121-limiting groove, a clamping mounting hole 13, a clamping assembly 2, an adjusting bracket 21, a mounting groove 211, a roller screw 22, a clamping claw 23, a sliding adjusting block 231, a clamping claw body 232, a quick-release structure 3, a threaded telescopic cylinder 4, a first sleeve 41, a second sleeve 42, a limiting block 43, a safety buckle 44, a lifting lug connecting piece 441, a safety clamping piece 442, an adjusting nut 45, a clamping fixing piece 5, a connecting shaft 51, an adjusting knob 52 and a rectangular clamping block 53.
Detailed Description
Example 1: as shown in fig. 1, the fixture for machining a special-shaped workpiece convenient to disassemble includes a central base plate 1 capable of being mounted on a mounting table of a machining tool, 4 clamping assemblies 2, 13 quick-release structures 3, one ends of the clamping assemblies 2 are movably arranged on the central base plate 1 and can be mounted on the mounting table of the machining tool, and the quick-release structures are respectively used for mounting the central base plate 1 and the clamping assemblies 2 on the mounting table of the machining tool;
as shown in fig. 2, the central base plate 1 includes a base plate body 11 adopting a disc structure, a first quick-release mounting hole 12 disposed on the base plate body 11, and 4 clamping mounting holes 13 uniformly disposed on the base plate body 11 in the circumferential direction; a limiting groove 121 is arranged on the first quick-release mounting hole 12;
as shown in fig. 2, the clamping assembly 2 includes an adjusting bracket 21 with one end movably disposed on the clamping mounting hole 13, and a clamping member disposed on the adjusting bracket 21; the adjusting bracket 21 is provided with a mounting groove 211; the clamping piece comprises a roller screw 22 arranged in the mounting groove 211 and a clamping claw 23 which penetrates through the mounting groove 211 and is movably arranged on the roller screw 22; the other end of the adjusting bracket 21 is provided with a second quick-release mounting hole with the same structure as the first quick-release mounting hole 12;
as shown in fig. 3, the quick release structure 3 comprises a threaded telescopic cylinder 4 capable of being mounted in a first quick release mounting hole 12, and a clamping fixing member 5 arranged in the threaded telescopic cylinder 4;
as shown in fig. 3 and 4, the threaded telescopic cylinder 4 includes a first sleeve 41 capable of being placed in the first quick-release mounting hole 12 and the second quick-release mounting hole, a fixed limit block 43 disposed on the side of the first sleeve 41 and clamped with the limit groove 121, a second sleeve 42 having an outer wall in threaded connection with the inner wall of the first sleeve 41, and an adjusting nut 45 disposed at the upper end of the second sleeve 42 and capable of rotating the second sleeve 42;
as shown in fig. 3 and 4, the clamping fixture 5 includes a rotating connecting shaft 51 penetrating through the second sleeve 42, an adjusting knob 52 fixed on the rotating connecting shaft 51 and located on the upper end surface of the adjusting nut 45, and a rectangular clamping block 53 fixed on the rotating connecting shaft 51; the rectangular clamping block 53 can penetrate through the limiting groove 121 from top to bottom and is clamped with the convex fixing groove on the mounting table of the processing machine tool;
the width of the rectangular clamping block 53 is smaller than the upper end notch of the convex fixing groove of the mounting table of the processing machine tool; the length of the rectangular clamping block 53 is greater than the upper end notch of the convex fixing groove and less than the lower end notch of the convex fixing groove.
As shown in fig. 4, the upper end of the first sleeve 41 is further provided with a safety buckle 44 for locking the adjusting knob 52 after the rectangular clamping block 53 is clamped with the mounting table of the processing machine tool; the safety buckle 44 comprises a lifting lug connecting piece 441, a safety clamping piece 442 movably arranged on the lifting lug connecting piece 441 and connected with the adjusting knob 52, and an elastic element arranged between the lifting lug connecting piece 441 and the safety clamping piece 442.
As shown in fig. 5, a mounting lug 210 is disposed on a side surface of the adjusting bracket 21, and a third quick-release mounting hole having the same structure as the first quick-release mounting hole 12 is disposed on the mounting lug 210; the quick release structure 3 can fix the mounting lug 210 with the mounting table of the processing machine tool through a third quick release mounting hole.
As shown in fig. 5, the gripper jaw 23 includes a slide adjusting block 231 that is screw-coupled to the roller screw 22, and a gripper jaw body 232 that is provided on the slide adjusting block 231.
As shown in fig. 5, two parallel roller screws 22 are disposed in the mounting grooves 211 and are connected to the sliding adjusting block 231.
The roller screw 22 is a commercially available product.
The working steps and the principle of the device are as follows: the central base plate 1 is placed on a mounting table of a processing machine tool, a worker holds the quick-release structure 3 by hand to enable the rectangular clamping block 53 to penetrate through the limiting groove 121, and after the rectangular clamping block 53 enters a convex fixing groove of the mounting table of the processing machine tool, the adjusting knob 52 is rotated by 90 degrees and clamped with the convex fixing groove; then, the safety clamping piece 442 and the adjusting knob 52 are connected to lock the rectangular clamping block 53, so that the rectangular clamping block 53 is prevented from rotating to cause clamping falling; then, the adjusting nut 45 is screwed to enable the second sleeve 42 to rotate, the first sleeve 41 is kept still because the fixed limiting block 43 is clamped with the limiting groove 121, the second sleeve 42 enables the adjusting nut 45 to move upwards under the action of threads, and the rectangular clamping block 53 is fastened and clamped upwards by driving the adjusting knob 52; the quick-release structures of the second quick-release mounting hole and the third quick-release mounting hole are mounted in the same way; after the central base plate 1 and the clamping component 2 are fixed, the special-shaped parts are rapidly clamped through the rolling shaft lead screw 22 and the clamping claw 23;
when the fixture needs to be disassembled after the machining is completed, the safety clamping piece 442 and the adjusting knob 52 are disconnected, then the adjusting nut 45 is loosened, the adjusting knob 52 rotates reversely by 90 degrees, and finally the quick-release structure is disassembled.
Example 2: different from the embodiment 1, the central base plate 1 is provided with 4 first quick-release mounting holes 12 for mounting a quick-release structure.
Claims (6)
1. The clamp for machining the special-shaped workpiece convenient to disassemble is characterized by comprising a central base plate (1) capable of being installed on a mounting table of a machining machine tool, a plurality of clamping assemblies (2) with one ends movably arranged on the central base plate (1) and capable of being installed on the mounting table of the machining machine tool, and a plurality of quick-dismantling structures (3) respectively used for installing the central base plate (1) and the clamping assemblies (2) on the mounting table of the machining machine tool;
the central base plate (1) comprises a base plate body (11) adopting a disc structure, a first quick-release mounting hole (12) arranged on the base plate body (11), and a plurality of clamping mounting holes (13) uniformly arranged on the base plate body (11) in the circumferential direction; a limiting groove (121) is formed in the first quick-release mounting hole (12);
the clamping assembly (2) comprises an adjusting bracket (21) and a clamping piece, wherein one end of the adjusting bracket (21) can be movably arranged on the clamping mounting hole (13), and the clamping piece is arranged on the adjusting bracket (21); the adjusting bracket (21) is provided with a mounting groove (211); the clamping piece comprises a roller screw (22) arranged in the mounting groove (211) and a clamping claw (23) which penetrates through the mounting groove (211) and is movably arranged on the roller screw (22); the other end of the adjusting bracket (21) is provided with a second quick-release mounting hole which has the same structure as the first quick-release mounting hole (12);
the quick-release structure (3) comprises a threaded telescopic cylinder (4) capable of being mounted in a first quick-release mounting hole (12), and a clamping fixing piece (5) arranged in the threaded telescopic cylinder (4);
the thread telescopic cylinder (4) comprises a first sleeve (41) which can be placed in a first quick-release mounting hole (12) and a second quick-release mounting hole, a fixed limiting block (43) which is arranged on the side surface of the first sleeve (41) and is clamped with a limiting groove (121), a second sleeve (42) of which the outer wall is in threaded connection with the inner wall of the first sleeve (41), and an adjusting nut (45) which is arranged at the upper end of the second sleeve (42) and can rotate the second sleeve (42);
the clamping fixing piece (5) comprises a rotating connecting shaft (51) penetrating through the second sleeve (42), an adjusting knob (52) fixed on the rotating connecting shaft (51) and positioned on the upper end face of the adjusting nut (45), and a rectangular clamping block (53) fixed on the rotating connecting shaft (51); the rectangular clamping block (53) can penetrate through the limiting groove (121) from top to bottom and is clamped with the convex fixing groove on the mounting platform of the processing machine tool;
the width of the rectangular clamping block (53) is smaller than the upper end notch of the convex fixing groove of the mounting table of the processing machine tool; the length of the rectangular clamping block (53) is greater than the upper end notch of the convex fixing groove and less than the lower end notch of the convex fixing groove.
2. The clamp convenient to disassemble and machine the special-shaped workpiece is characterized in that a mounting lug (210) is arranged on the side surface of the adjusting bracket (21), and a third quick-release mounting hole with the same structure as the first quick-release mounting hole (12) is formed in the mounting lug (210); the quick-release structure (3) can fix the mounting lug (210) with the mounting table of the processing machine tool through a third quick-release mounting hole.
3. The clamp convenient to disassemble and assemble for processing the special-shaped workpiece is characterized in that a safety buckle (44) used for locking the adjusting knob (52) after the rectangular clamping block (53) is clamped with a mounting table of a processing machine tool is further arranged at the upper end of the first sleeve (41); the safety buckle (44) comprises a lifting lug connecting piece (441), a safety clamping piece (442) movably arranged on the lifting lug connecting piece (441) and connected with the adjusting knob (52), and an elastic element arranged between the lifting lug connecting piece (441) and the safety clamping piece (442).
4. The clamp convenient to disassemble and assemble for processing the special-shaped workpiece is characterized in that the clamping claw (23) comprises a sliding adjusting block (231) in threaded connection with the roller screw (22) and a clamping claw body (232) arranged on the sliding adjusting block (231).
5. The clamp convenient to disassemble and machine the special-shaped workpiece is characterized in that the central base plate (1) is provided with 4 first quick-release mounting holes (12) for mounting a quick-release structure.
6. The clamp for processing the special-shaped workpiece convenient to disassemble as claimed in claim 1, wherein two roller lead screws (22) which are parallel to each other and are in threaded connection with the sliding adjusting block (231) are arranged in each mounting groove (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023111668.3U CN214186211U (en) | 2020-12-22 | 2020-12-22 | Special-shaped workpiece machining clamp convenient to disassemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023111668.3U CN214186211U (en) | 2020-12-22 | 2020-12-22 | Special-shaped workpiece machining clamp convenient to disassemble |
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| Publication Number | Publication Date |
|---|---|
| CN214186211U true CN214186211U (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023111668.3U Active CN214186211U (en) | 2020-12-22 | 2020-12-22 | Special-shaped workpiece machining clamp convenient to disassemble |
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| CN (1) | CN214186211U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114310415A (en) * | 2021-12-31 | 2022-04-12 | 广东普拉迪科技股份有限公司 | Processing machine tool |
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2020
- 2020-12-22 CN CN202023111668.3U patent/CN214186211U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114310415A (en) * | 2021-12-31 | 2022-04-12 | 广东普拉迪科技股份有限公司 | Processing machine tool |
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