CN205096905U - Work piece two -way positioning hold -down mechanism - Google Patents
Work piece two -way positioning hold -down mechanism Download PDFInfo
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- CN205096905U CN205096905U CN201520672169.1U CN201520672169U CN205096905U CN 205096905 U CN205096905 U CN 205096905U CN 201520672169 U CN201520672169 U CN 201520672169U CN 205096905 U CN205096905 U CN 205096905U
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- motion drive
- compression mechanism
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Abstract
The utility model discloses a work piece two -way positioning hold -down mechanism, include: mechanism's casing, the setting has the linear motion drive end in the linear motion actuating mechanism of mechanism's casing one end, linear motion actuating mechanism's one end, at least one fixes the connecting rod on the linear motion drive end, and the both ends of each connecting rod are provided with the hinge respectively, and an end hinge of each hinge is established on the connecting rod, and the other end and a bottom that compresses tightly the arm hinge, and the bottom that compresses tightly the arm still hinges on mechanism's casing, and the top that compresses tightly the arm is provided with the compact heap, the positioning element of setting on the connecting rod, when the linear motion drive end drives the connecting rod to the end motion of keeping away from linear motion actuating mechanism, positioning element and the motion of linear motion drive end syntropy, and compress tightly the arm around its articulated department upset with mechanism's casing for positioning element and compact heap are fixed a position and are compressed tightly the work piece. The utility model discloses the small and exquisite stability of mechanism, convenient operation has reduced the anchor clamps cost of manufacture, reduces workman's intensity of labour.
Description
Technical field
The utility model relates to Workpiece fixing hold-down mechanism field, particularly the two-way positioning compression mechanism of a kind of workpiece.
Background technology
The mechanism that current domestic frock clamp all adopts Workpiece fixing and Work-sheet pressing to separate, and be all one-sided compression, and location is asynchronous with compression, so just make the minimum needs of one, location workpiece two cylinders and two independently location and hold-down mechanism, when running into one, location and needing the symmetrical workpiece compressed, general just needs three cylinders, a cylinder is used for driving alignment pin, two other cylinder is used for driving symmetrical hold-down mechanism, the cost of the workpiece in such location is relatively high, mechanism is relatively huge, be unfavorable for the utilization in fixture space, and the cylinder used is many, fixture cost of manufacture is just high, operative gets up also very inconvenient.
Utility model content
The purpose of this utility model is above-mentioned deficiency for existing frock clamp and defect, there is provided a kind of workpiece two-way positioning compression mechanism, the two-way positioning compression mechanism structure of this workpiece is simple, easy to operate, and synchronously can realize location and compress, can solve the problem.
The technical problem that the utility model solves can realize by the following technical solutions:
The two-way positioning compression mechanism of workpiece, is characterized in that, comprising:
Mechanism shell;
Be arranged on the straight line movement driving mechanism of described mechanism shell one end, one end of described straight line movement driving mechanism has rectilinear motion drive end;
At least one connecting rod be fixed on described rectilinear motion drive end, the two ends of each connecting rod are respectively arranged with hinge, one end of each hinge is hinged on described connecting rod, the bottom of the other end and a clamping arm is hinged, the bottom of described clamping arm is also hinged on described mechanism shell, and the top of described clamping arm is provided with compact heap;
Be arranged on the positioning element on described connecting rod;
When described rectilinear motion drive end drives connecting rod to an end motion away from described straight line movement driving mechanism, described positioning element and described rectilinear motion drive end move in the same way, and described clamping arm overturns around the hinged place of itself and mechanism shell, makes positioning element and described compact heap position workpiece and compress.
In a preferred embodiment of the present utility model, described connecting rod is one, and the middle part of a connecting rod is fixed on described rectilinear motion drive end.
In a preferred embodiment of the present utility model, described connecting rod is two, and two connecting rods are that planche cross shelf structure is fixed on described rectilinear motion drive end, and described rectilinear motion drive end is connected to planche cross shelf structure center.
In a preferred embodiment of the present utility model, removably connected by bolt assembly between described clamping arm and described compact heap.
In a preferred embodiment of the present utility model, between described clamping arm and described compact heap, be provided with cushion block.
In a preferred embodiment of the present utility model, described straight line movement driving mechanism comprises cylinder, and the piston rod of described cylinder is described rectilinear motion drive end.
In a preferred embodiment of the present utility model, described positioning element comprises:
Hollow guide post, described hollow guide post by one being threaded through bottom hollow guide post successively, connecting rod and piston rod be bolted in the middle part of described connecting rod;
Be arranged on the alignment pin at described hollow guide post top;
Be arranged on the locating piece on described connecting rod.
In a preferred embodiment of the present utility model, described cylinder is provided with the manual driving member of the piston movement driving described cylinder away from one end of described piston rod.
In a preferred embodiment of the present utility model, described manual driving member comprises the pull bar be connected with the piston of described cylinder, and described pull bar is provided with handle.
In a preferred embodiment of the present utility model, described mechanism shell is provided with the limited block that restriction workpiece moves radially.
Owing to have employed technical scheme as above, the utility model carries out the conduction of a succession of power by the flexible connection between each parts, makes the utility model possess Workpiece fixing and workpiece symmetry simultaneously and compresses synchronous and pin moves back in mechanism, compact heap opens synchronous function; And this mechanism adopts a cylinder, mechanism is small and exquisite stable, easy to operate, not only reduces fixture cost of manufacture, increases fixture space availability ratio, reduce the labour intensity of workman simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of embodiment of the utility model.
Fig. 2 is the longitudinal sectional view of Fig. 1.
Detailed description of the invention
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, setting forth the utility model further below.
See the two-way positioning compression mechanism of a kind of workpiece shown in Fig. 1 and Fig. 2, comprise mechanism shell 100, straight line movement driving mechanism 200 and at least one connecting rod 300, the connecting rod 300 in the present embodiment is one.
Straight line movement driving mechanism 200 comprises cylinder 210, and the piston rod 211a at piston 211 top of cylinder 210 is rectilinear motion drive end.Cylinder 210 is fixed on one end of mechanism shell 100, and as shown in Figure 2, cylinder 210 is fixed on the lower end of mechanism shell 100.The middle part of connecting rod 300 is fixed on the top of piston rod 211a, the two ends of connecting rod 300 are respectively arranged with hinge 400, one end of each hinge 400 is hinged on connecting rod 300 by hinge axis 410, the bottom of the other end and a clamping arm 500 is hinged by hinge axis 420, the bottom of clamping arm 500 is also hinged on the bearing 110 of mechanism shell 100 by hinge axis 530, so the bottom of clamping arm 500 can with hinge axis 530 for fulcrum upset.
The top of clamping arm 500 is provided with compact heap 510, removably connected by bolt assembly 520 between clamping arm 500 and compact heap 510, conveniently regulate the height of compact heap 510, to adapt to the clamping of the workpiece 1 of different-thickness, can be provided with cushion block between clamping arm 500 and compact heap 510, and the thickness of cushion block can be selected according to need of work.
The middle part of connecting rod 300 is also provided with positioning element 600, and the effect of positioning element 600 pre-fixes for workpiece 1, and workpiece 1 clamps by positioning element 600 and compact heap 510 jointly.Positioning element 600 in the present embodiment comprises hollow guide post 610, locating piece 620 and alignment pin 630, hollow guide post 610 by one being threaded through bottom hollow guide post successively, the bolt 640 of connecting rod 300 and piston rod 211a is fixed in the middle part of connecting rod 300.Alignment pin 630 is inserted in the top of hollow guide post 610, and locating piece 620 is arranged on connecting rod 300 and to be coated on hollow guide post 610 peripheral.In order to prevent moving radially of workpiece 1, the present embodiment is provided with the limited block 650 that restriction workpiece 1 moves radially on mechanism shell 100.
In order to make the utility model namely by electric automatic control, also by Non-follow control, the cylinder 210 in the present embodiment is provided with away from one end (lower end namely in Fig. 2) of piston rod 211a the manual driving member 220 that driven plunger 211 moves.Manual driving member 220 comprises the pull bar 221 be connected with the piston bottom bar 211b of cylinder 210, pull bar 221 is provided with handle 222, particularly, the bottom of handle 222 is hinged on by hinge axis 224 on the bottom of cylinder 210, and the middle part of handle 222 is hinged on pull bar 221 by hinge axis 223, between handle 222 and hinge axis 223, leave certain gap, so handle 222 can with hinge axis 224 for fulcrum upset, lever principle is utilized to drive pull bar 221 movable, handled easily and laborsaving.
Operation principle of the present utility model is as follows:
When needs clamping work pieces 1, the piston 211 of cylinder 210 works, piston rod 211a is moved upward, now connecting rod 300 and positioning element 600 move upward, and clamping arm 500 is under the effect of hinge 400, the bottom of clamping arm 500 inwardly overturns for fulcrum with hinge axis 530, makes compact heap 510 be pressed on workpiece 1, and positioning element 600 and compact heap 510 pairs of workpiece 1 position and compress.In like manner, when needs unclamp workpiece 1, the piston 211 of cylinder 210 works, piston rod 211a is moved downward, now connecting rod 300 and positioning element 600 move downward, and clamping arm 500 is under the effect of hinge 400, and the bottom of clamping arm 500 outwards overturns for fulcrum with hinge axis 530, make compact heap 510 away from workpiece 1, positioning element 600 and compact heap 510 unclamp location to workpiece 1 and compression simultaneously.
The present embodiment comprises pneumatic operation and manual operation two kinds of modes of operation, and in pneumatic operation, workman only needs the piece installing when mechanism opening, and workpiece has welded rear pickup; Manual operation, workman is manual opening mechanism first, and piece installing, manually pushes away manual driving member 220, more manually compress.
The utility model carries out the conduction of a succession of power by the flexible connection between each parts, makes the utility model possess Workpiece fixing and workpiece symmetry simultaneously and compresses synchronous and pin moves back in mechanism, compact heap opens synchronous function; And this mechanism adopts a cylinder, mechanism is small and exquisite stable, easy to operate, not only reduces fixture cost of manufacture, increases fixture space availability ratio, reduce the labour intensity of workman simultaneously.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand, the utility model is not restricted to the described embodiments, what describe in above-described embodiment and description just illustrates principle of the present utility model, under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, such as connecting rod 300 is two, two connecting rods 300 are fixed on rectilinear motion drive end in planche cross shelf structure, rectilinear motion drive end is connected to planche cross shelf structure center, this structure just forms circumference four compact heap compressing structures, these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (10)
1. the two-way positioning compression mechanism of workpiece, is characterized in that, comprising:
Mechanism shell;
Be arranged on the straight line movement driving mechanism of described mechanism shell one end, one end of described straight line movement driving mechanism has rectilinear motion drive end;
At least one connecting rod be fixed on described rectilinear motion drive end, the two ends of each connecting rod are respectively arranged with hinge, one end of each hinge is hinged on described connecting rod, the bottom of the other end and a clamping arm is hinged, the bottom of described clamping arm is also hinged on described mechanism shell, and the top of described clamping arm is provided with compact heap;
Be arranged on the positioning element on described connecting rod;
When described rectilinear motion drive end drives connecting rod to an end motion away from described straight line movement driving mechanism, described positioning element and described rectilinear motion drive end move in the same way, and described clamping arm overturns around the hinged place of itself and mechanism shell, makes positioning element and described compact heap position workpiece and compress.
2. the two-way positioning compression mechanism of workpiece as claimed in claim 1, it is characterized in that, described connecting rod is one, and the middle part of a connecting rod is fixed on described rectilinear motion drive end.
3. the two-way positioning compression mechanism of workpiece as claimed in claim 1, it is characterized in that, described connecting rod is two, and two connecting rods are that planche cross shelf structure is fixed on described rectilinear motion drive end, and described rectilinear motion drive end is connected to planche cross shelf structure center.
4. the two-way positioning compression mechanism of workpiece as claimed in claim 1, be is characterized in that, removably connected between described clamping arm and described compact heap by bolt assembly.
5. the two-way positioning compression mechanism of workpiece as claimed in claim 4, is characterized in that, be provided with cushion block between described clamping arm and described compact heap.
6. the two-way positioning compression mechanism of workpiece as claimed in claim 1, it is characterized in that, described straight line movement driving mechanism comprises cylinder, and the piston rod of described cylinder is described rectilinear motion drive end.
7. the two-way positioning compression mechanism of workpiece as claimed in claim 1, it is characterized in that, described positioning element comprises:
Hollow guide post, described hollow guide post by one being threaded through bottom hollow guide post successively, connecting rod and piston rod be bolted in the middle part of described connecting rod;
Be arranged on the alignment pin at described hollow guide post top;
Be arranged on the locating piece on described connecting rod.
8. the two-way positioning compression mechanism of workpiece as claimed in claim 6, is characterized in that, described cylinder is provided with the manual driving member of the piston movement driving described cylinder away from one end of described piston rod.
9. the two-way positioning compression mechanism of workpiece as claimed in claim 8, it is characterized in that, described manual driving member comprises the pull bar be connected with the piston of described cylinder, and described pull bar is provided with handle.
10. the two-way positioning compression mechanism of workpiece as claimed in claim 1, is characterized in that, described mechanism shell is provided with the limited block that restriction workpiece moves radially.
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CN201520672169.1U CN205096905U (en) | 2015-08-31 | 2015-08-31 | Work piece two -way positioning hold -down mechanism |
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CN201520672169.1U CN205096905U (en) | 2015-08-31 | 2015-08-31 | Work piece two -way positioning hold -down mechanism |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107695709A (en) * | 2017-10-31 | 2018-02-16 | 东莞以利沙五金制品有限公司 | Cylindrical center's automatic positioning equipment |
CN107745275A (en) * | 2017-09-28 | 2018-03-02 | 歌尔股份有限公司 | Product hold-down mechanism and compressing method |
CN107900587A (en) * | 2017-12-06 | 2018-04-13 | 株洲凯丰实业有限公司 | A kind of ball stud installation end weld clamp method of automotive suspension control arm |
CN107971675A (en) * | 2017-12-06 | 2018-05-01 | 株洲凯丰实业有限公司 | A kind of ball stud installation end welding fixture of automotive suspension control arm |
CN108115332A (en) * | 2016-11-30 | 2018-06-05 | 上海Abb工程有限公司 | Positioning and clamping mechanism |
CN109227015A (en) * | 2018-10-18 | 2019-01-18 | 上海创志实业有限公司 | A kind of new structural Locate step by step clamp system |
CN109342777A (en) * | 2018-11-12 | 2019-02-15 | 深圳连硕自动化科技有限公司 | A kind of high-precision circuit board detection fixture |
CN112975487A (en) * | 2021-02-24 | 2021-06-18 | 江苏安全技术职业学院 | Clamp for machine manufacturing |
CN113847438A (en) * | 2021-09-22 | 2021-12-28 | 江苏三力防腐管阀件有限公司 | Turbine butterfly valve with double-stage flow adjusting function and method thereof |
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2015
- 2015-08-31 CN CN201520672169.1U patent/CN205096905U/en active Active
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108115332A (en) * | 2016-11-30 | 2018-06-05 | 上海Abb工程有限公司 | Positioning and clamping mechanism |
CN107745275A (en) * | 2017-09-28 | 2018-03-02 | 歌尔股份有限公司 | Product hold-down mechanism and compressing method |
CN107695709A (en) * | 2017-10-31 | 2018-02-16 | 东莞以利沙五金制品有限公司 | Cylindrical center's automatic positioning equipment |
CN107900587A (en) * | 2017-12-06 | 2018-04-13 | 株洲凯丰实业有限公司 | A kind of ball stud installation end weld clamp method of automotive suspension control arm |
CN107971675A (en) * | 2017-12-06 | 2018-05-01 | 株洲凯丰实业有限公司 | A kind of ball stud installation end welding fixture of automotive suspension control arm |
CN107971675B (en) * | 2017-12-06 | 2019-09-03 | 株洲凯丰实业股份有限公司 | A kind of ball stud installation end welding fixture of automotive suspension control arm |
CN107900587B (en) * | 2017-12-06 | 2019-09-03 | 株洲凯丰实业股份有限公司 | A kind of ball stud installation end weld clamp method of automotive suspension control arm |
CN109227015B (en) * | 2018-10-18 | 2023-09-22 | 上海创志实业有限公司 | Novel substep positioning and clamping mechanism of structure |
CN109227015A (en) * | 2018-10-18 | 2019-01-18 | 上海创志实业有限公司 | A kind of new structural Locate step by step clamp system |
CN109342777A (en) * | 2018-11-12 | 2019-02-15 | 深圳连硕自动化科技有限公司 | A kind of high-precision circuit board detection fixture |
CN112975487B (en) * | 2021-02-24 | 2022-02-11 | 江苏安全技术职业学院 | Clamp for machine manufacturing |
CN112975487A (en) * | 2021-02-24 | 2021-06-18 | 江苏安全技术职业学院 | Clamp for machine manufacturing |
CN113847438A (en) * | 2021-09-22 | 2021-12-28 | 江苏三力防腐管阀件有限公司 | Turbine butterfly valve with double-stage flow adjusting function and method thereof |
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