CN209850377U - Universal locking frock - Google Patents
Universal locking frock Download PDFInfo
- Publication number
- CN209850377U CN209850377U CN201822235282.XU CN201822235282U CN209850377U CN 209850377 U CN209850377 U CN 209850377U CN 201822235282 U CN201822235282 U CN 201822235282U CN 209850377 U CN209850377 U CN 209850377U
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- support
- support frame
- supporting
- universal locking
- workpiece
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Abstract
The utility model relates to a centre gripping frock technical field, concretely relates to universal locking frock. The universal locking tool comprises a supporting platform, the supporting platform is provided with a supporting side face for supporting and placing a workpiece, a supporting frame is arranged on the supporting platform, a telescopic clamping piece is arranged on the supporting frame, the telescopic direction of the telescopic clamping piece is parallel to the supporting side face, each supporting frame is perpendicular to the supporting side face, and the rotating axis of the supporting side face can be rotatably and adjustably assembled on the supporting platform and is provided with a locking structure. The telescopic clamping piece arranged on the support frame can rotate around the axis perpendicular to the supporting side face, and when a workpiece with different angles to be clamped on the clamping face is clamped, the telescopic clamping piece can be adjusted to enable the workpiece to have a clamping angle corresponding to the clamping face and then be clamped. The utility model discloses an universal locking frock can satisfy the centre gripping requirement that has the work piece of different angles and treat the clamping face, has improved universal locking frock commonality.
Description
Technical Field
The utility model relates to a centre gripping frock technical field, concretely relates to universal locking frock.
Background
Before the drilling and milling of the workpiece, the workpiece needs to be clamped and fixed through a clamping tool, and the workpiece is prevented from being displaced in the machining process to influence the machining precision.
Chinese utility model patent that the grant bulletin number is CN207522126U, the grant bulletin date is 2018.06.22 discloses a cylinder centre gripping frock, and cylinder centre gripping frock includes the base plate, and base plate length direction's both sides are all pegged graft and are provided with the ear seat, are provided with two sets of centre gripping subassemblies that are used for centre gripping cylinder work piece between ear seat and the base plate. The clamping assembly comprises a telescopic clamping piece, the telescopic clamping piece is a screw rod, the screw rod penetrates through the ear seat and is perpendicular to the side wall of the substrate, a clamping head is arranged at one end of the screw rod between the ear seat and the substrate in a rotating mode, an outer groove is formed in one side, facing the substrate, of the clamping head, and an inner groove matched with the outer groove is formed in one side, facing the clamping head, of the substrate. The tool is firstly installed on a workbench of the processing equipment, then the cylinder workpiece is placed between the outer groove and the inner groove, the screw rod is rotated to enable the clamping head to approach the base plate, and the cylinder workpiece is clamped and kept in a vertical state.
The utility model discloses a utility model patent with the grant bulletin number of CN207205326U and the grant bulletin date of 2018.04.10, which discloses a disc-shaped workpiece all-directional rotary drilling and machining tool, comprising a moving frame, a rotary disk, a limit shaft pin and a U-shaped jaw, wherein the inner side of a fixed seat is provided with a clamping cylinder, the end part of the clamping cylinder is connected with a telescopic clamping piece, the telescopic clamping piece is a transverse telescopic rod, the transverse telescopic rod is arranged towards the circle center direction of the rotary disk, and the front end of the transverse telescopic rod is connected with the U; when a workpiece is clamped on the limiting shaft pin, the clamping cylinder drives the transverse telescopic rod to move until the U-shaped clamping jaws clamp the workpiece, and the plurality of U-shaped clamping jaws clamp the workpiece together to clamp the workpiece.
But the flexible holder that is used for centre gripping work piece in above-mentioned cylinder centre gripping frock and the all-round rotation drilling machine tool frock of discoid work piece is only mobile in flexible direction, flexible direction is immovable in the clamping plane, so, corresponding different work pieces, because the side of treating the roof pressure centre gripping on each work piece is not identical, in order to satisfy the centre gripping standard, need be to the flexible direction of the flexible holder of different work piece design, the centre gripping frock that is different to different work piece design promptly, centre gripping frock commonality is relatively poor, the cost of manufacture is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides an universal locking frock to the flexible direction that the centre gripping piece was gone up to the centre gripping frock among the solution prior art leads to the relatively poor technical problem of frock commonality at the centre gripping plane internal fixation.
In order to achieve the above object, the utility model discloses an universal locking frock's technical scheme is: the utility model provides an universal locking frock, includes supporting platform, and supporting platform has the support side that is used for supporting the placing workpiece, is equipped with the protrusion on the supporting platform support frame that the side was arranged, is equipped with one respectively on each support frame to be used for overhanging with the centre gripping the flexible holder of work piece, the flexible direction of flexible holder with support the side parallel, flexible holder has a plurality ofly along work piece circumference distributes, each support frame all is along the perpendicular to support the axis of rotation adjustable assembly of side is in on the supporting platform, be equipped with on each support frame and take flexible holder to rotate the locking structure of adjusting when targetting in place and fixing the support frame locking on supporting platform at the support frame.
The utility model discloses an universal locking frock's beneficial effect: each support frame all follows the perpendicular to the assembly that the axis of rotation adjustable of support side is in on the supporting platform, flexible holder rotates around the axis of perpendicular to support side along with the support frame, can adjust flexible holder and make it have with treat the centre gripping angle that the clamping face corresponds then the centre gripping. The clamping requirements of workpieces with different angles to be clamped are met, and the universality of the universal locking tool is improved.
Furthermore, the bottom of each support frame is provided with a screw rod, the support platform is provided with a threaded hole matched with the screw rod, the support frames are rotatably arranged on the support platform through the thread matching between the screw rods and the threaded hole, the screw rods are rotatably provided with locking nuts, and the locking nuts form the locking structure. The telescopic clamping piece has the beneficial effects that the telescopic clamping piece rotates around the axis perpendicular to the supporting side face by the aid of the rotary installation between the screw rod at the bottom of the supporting frame and the threaded hole in the supporting platform, and the telescopic clamping piece is simple in structure and convenient to process.
Further, the threaded holes are multiple and arranged on the supporting side face in a matrix arrangement. The clamping device has the beneficial effects that the proper position can be selected according to actual needs to place the support frame, and the clamping requirements of drilling, milling and other processing are further met.
Furthermore, the support frames are symmetrically arranged in two rows along the left-right direction, and the support frames in each row are arranged at intervals along the front-back direction. The clamping device has the beneficial effects that multiple surfaces of a workpiece can be clamped, and the clamping stability of the workpiece is ensured.
Furthermore, the supporting frame top is equipped with the support cover, supports the cover and has the internal thread hole, has the screw thread portion with the internal thread hole adaptation on the flexible holder, and screw thread portion adorns soon in order to assemble flexible holder on the support frame in internal thread hole, and flexible holder one end has the overhead pressing portion that is used for roof pressure work piece. The clamping device has the advantages that when the jacking portion reliably clamps a workpiece, the jacking portion keeps the position of the workpiece through the self-locking function of the threads, the structure is simple, clamping is reliable, and the clamping force of the universal locking tool on the workpiece can be conveniently adjusted.
Further, the jacking portion is a jacking plate which is perpendicular to the telescopic direction of the telescopic clamping piece. The clamping device has the beneficial effects that the contact area of the jacking plate and the workpiece is ensured, so that the workpiece is reliably clamped.
Furthermore, the top pressure plate is matched with the support side face in a sliding support mode. The universal locking tool has the advantages that the pressure of the telescopic clamping piece on the supporting piece under the action of gravity can be reduced, the deformation of the supporting sleeve is prevented, and the service life of the universal locking tool is prolonged.
Furthermore, one end of the telescopic clamping piece is provided with a rotating operation end, and the rotating operation end is provided with a jack for inserting the rotating rod. The telescopic clamping device has the advantages that the hole wall of the insertion hole and the rotating rod can form a simple lever, a worker can convey a large moment to the telescopic clamping section by rotating the rotating rod, and then the jacking plate is guaranteed to apply sufficient acting force to a workpiece, so that the workpiece meets clamping requirements of drilling, milling and other machining.
Drawings
Fig. 1 is a front view of a specific embodiment of the universal locking tool of the present invention (workpiece shown);
figure 2 is a top view of the tool shown in figure 1 (workpiece shown).
In the figure: 1. the device comprises a locking nut, 2, a support frame, 3, a telescopic clamping piece, 4, a jacking portion, 5, a workpiece, 6 and a support platform.
Detailed Description
The utility model discloses a concrete embodiment of universal locking frock:
as shown in fig. 1 and 2, the universal locking tool comprises a supporting platform 6 and a supporting frame 2, wherein a threaded hole is formed in the supporting platform 6, a threaded rod in threaded fit with the threaded hole in the supporting platform 6 is arranged at the bottom of the supporting frame 2, and the supporting frame 2 is rotatably arranged on the supporting platform 6 through the fit between the threaded rod and the threaded hole. The support frame 2 is four and the symmetric distribution, is equipped with the flexible holder 3 that is used for centre gripping work piece 5 on the support frame 2. The telescopic clamping piece 3 can rotate along with the support frame 2, and the support frame 2 is provided with a locking nut 1 which locks and fixes the support frame 2 on the support platform 6 when the telescopic clamping piece 3 is adjusted in place. The telescopic clamping piece 3 arranged on the support frame 2 can rotate along with the support frame 2 to set an angle, and when the workpiece 5 with different angles and to-be-clamped surfaces is clamped, the telescopic clamping piece 3 can be adjusted to enable the workpiece to have a clamping angle corresponding to the to-be-clamped surfaces, and then the workpiece is clamped. The clamping requirements of the workpiece 5 with the to-be-clamped surfaces at different angles are met, and the universality of the universal locking tool is improved.
In this embodiment, the telescopic clamping piece 3 is assembled by screwing the screw rod at the bottom of the support frame 2 and the threaded hole on the support platform 6, so that the telescopic clamping piece 3 can rotate around the axis perpendicular to the support side. Certainly, in other embodiments, the bearing may also be sleeved at the bottom of the support frame, a through hole is formed in the support platform corresponding to the bearing, an outer ring of the bearing is matched with an inner wall of the through hole corresponding to the support platform, and the telescopic clamping piece is rotated around an axis perpendicular to the support side surface through the bearing.
In this embodiment, the screw hole has a plurality ofly and is the matrix arrangement and arranges on supporting the side, can select suitable position according to actual need to place support frame 2, and the increase is flexible holder 3 and workpiece 5 treats the area of contact of clamping face, satisfies the centre gripping requirement of processing such as brill, mill. Of course, in other embodiments, the threaded holes may be arranged in a circumferential circle.
The top of the support frame 2 is provided with a support sleeve, the support sleeve is provided with an internal thread hole, the telescopic clamping piece 3 is provided with a thread part matched with the internal thread hole, the thread part is screwed in the internal thread hole so as to assemble the telescopic clamping piece 3 on the support frame 2, one end of the telescopic clamping piece 3 is provided with a jacking part 4 used for jacking the workpiece 5, and the jacking part 4 keeps the position of the jacking part 4 through the self-locking function of the thread when the workpiece is reliably clamped by the jacking part 4. Of course, in other embodiments, the retractable clamping member may also be a clamping rod of a clamping cylinder, the clamping cylinder is fixedly connected to the supporting platform, and the pressing portion is pressed against the workpiece by the acting force exerted on the pressing portion by the clamping cylinder.
In this embodiment, in order to ensure the reliability of clamping the workpiece 5, the pressing portion 4 is a pressing plate arranged perpendicular to the extending direction of the telescopic clamping member 3. Of course, in other embodiments, the pressing portion may have other shapes, such as a sphere.
In this embodiment, the cooperation of roof pressure board and support side sliding support can alleviate the pressure that flexible holder 3 produced the support cover under the action of gravity, prevents to support the cover deformation, prolongs the life of universal locking frock. Of course, in other embodiments, the top pressure plate and the supporting side surface are not in contact.
In this embodiment, one end of the retractable clamping member 3 is provided with a rotation operation end, and the rotation operation end is provided with a jack for inserting the rotation rod. The hole wall of the jack and the rotating rod can form a simple lever, and a worker can convey a large moment to the telescopic clamping section by rotating the rotating rod, so that the top pressing plate can exert enough acting force on the workpiece 5, and the workpiece 5 can meet clamping requirements of drilling, milling and other processing. In other embodiments, the rotating operation end can also be a bolt head, and the top pressure plate is pressed on the workpiece by rotating the rotating operation end through a corresponding wrench.
In this embodiment, the support frames 2 are symmetrically arranged in two rows along the left-right direction, and the support frames 2 in each row are arranged at intervals along the front-rear direction. Can clamp a plurality of surfaces of the workpiece 5, and ensure the stability of clamping the workpiece 5. Of course, in other embodiments, the two support frames may be arranged symmetrically.
Claims (8)
1. The utility model provides an universal locking frock, includes supporting platform, and supporting platform has the support side that is used for supporting the work piece of placing, is equipped with the protrusion on the supporting platform support the support frame that the side was arranged, be equipped with one respectively on each support frame and be used for overhanging with the centre gripping the flexible holder of work piece, the flexible direction of flexible holder with it is parallel to support the side, flexible holder is followed work piece circumference distributes has a plurality ofly, its characterized in that: each support frame is assembled on the support platform in a rotation adjustable mode along a rotation axis perpendicular to the support side face, and each support frame is provided with a locking structure which locks and fixes the support frame on the support platform when the support frame drives the telescopic clamping piece to rotate and adjust in place.
2. The universal locking tool according to claim 1, wherein a screw is arranged at the bottom of each support frame, a threaded hole matched with the screw is formed in the support platform, the support frames are rotatably arranged on the support platform through the thread matching between the screw and the threaded hole, a locking nut is screwed on the screw, and the locking nut forms the locking structure.
3. The universal locking tool of claim 2, wherein the plurality of threaded holes are arranged in a matrix on the support side.
4. The universal locking tool according to claim 1, 2 or 3, wherein the support frames are symmetrically arranged in two rows along the left-right direction, and the support frames in each row are arranged at intervals along the front-back direction.
5. The universal locking tool according to claim 1, 2 or 3, wherein a support sleeve is arranged at the top of the support frame, the support sleeve is provided with an internal threaded hole, a threaded portion matched with the internal threaded hole is arranged on the telescopic clamping piece, the threaded portion is screwed in the internal threaded hole to assemble the telescopic clamping piece on the support frame, and a jacking portion used for jacking and pressing the workpiece is arranged at one end of the telescopic clamping piece.
6. The universal locking tool according to claim 5, wherein the jacking portion is a jacking plate arranged perpendicular to the telescopic direction of the telescopic clamping member.
7. The universal locking tool of claim 6, wherein the top pressure plate is in sliding support fit with the support side.
8. The universal locking tool of claim 5, wherein a rotation operation end is arranged at one end of the telescopic clamping piece, and a jack for inserting a rotation rod is arranged at the rotation operation end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822235282.XU CN209850377U (en) | 2018-12-28 | 2018-12-28 | Universal locking frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822235282.XU CN209850377U (en) | 2018-12-28 | 2018-12-28 | Universal locking frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209850377U true CN209850377U (en) | 2019-12-27 |
Family
ID=68929606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822235282.XU Expired - Fee Related CN209850377U (en) | 2018-12-28 | 2018-12-28 | Universal locking frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209850377U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111889740A (en) * | 2020-07-30 | 2020-11-06 | 哈尔滨锅炉厂有限责任公司 | Water seal plate drilling clamping device |
-
2018
- 2018-12-28 CN CN201822235282.XU patent/CN209850377U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111889740A (en) * | 2020-07-30 | 2020-11-06 | 哈尔滨锅炉厂有限责任公司 | Water seal plate drilling clamping device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191227 Termination date: 20201228 |