CN210938271U

CN210938271U - Rapid positioning clamp for machining

Info

Publication number: CN210938271U
Application number: CN201922184807.6U
Authority: CN
Inventors: 钱茂荣
Original assignee: Wujiang Ruida Aluminum Co ltd
Current assignee: Wujiang Ruida Aluminum Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-07-07
Anticipated expiration: 2029-12-09

Abstract

The utility model belongs to the technical field of the anchor clamps, especially, be a quick positioning fixture for machining, including the workstation, the top both sides of workstation all are connected with the pneumatic cylinder, and the output sliding connection of pneumatic cylinder has the push rod, and the one end that the pneumatic cylinder was kept away from to the push rod is connected with the connection storehouse, and the one end that the push rod was kept away from in the connection storehouse is connected with a plurality of telescoping cylinder, and the top intermediate position of workstation is connected with the anchor clamps seat, and the top of anchor clamps seat is located to the position of connecting; the utility model discloses a push rod of two pneumatic cylinders is drawn close, reaches the effect of centre gripping part, and when connecting the storehouse contact part, a plurality of telescoping cylinders can change length because of part shape everywhere and volume, open the air pump, and the air pump will be gaseous lets in the telescoping cylinder for the telescoping cylinder extension, and contact part, a plurality of telescoping cylinders all tightly contact with the part this moment, reach abundant fixed effect, avoid the part to take place to slide, also can reach the effect of the part of fixed various volumes simultaneously.

Description

Rapid positioning clamp for machining

Technical Field

The utility model belongs to the technical field of anchor clamps, concretely relates to quick positioning fixture is used in machining.

Background

The fixture is used for fixing a machining object to be machined so that the machining object can occupy a correct position to receive construction or detection in a machine manufacturing process, and generally comprises a positioning element, a clamping device, a tool setting guide element, an indexing device, a connecting element, a fixture body or a fixture base and the like, wherein the positioning element, the clamping device and the tool setting guide element are used for determining the relative position between a tool and a workpiece or guiding the direction of the tool, the indexing device can complete machining of a plurality of stations even if the workpiece is installed at one time, and the fixture body or the fixture base is provided with a rotary indexing device and a.

The prior art has the following problems: the existing clamp cannot fix parts with various sizes and shapes, and particularly when a cylindrical part is fixed, too many gaps exist between a clamp seat and the part, so that the part is easy to slide after being clamped, and the part is not fixed by the clamp.

SUMMERY OF THE UTILITY MODEL

For solving the problem that proposes among the above-mentioned background art, the utility model provides a quick positioning fixture is used in machining has the characteristics that can the various shapes of quick centre gripping and volume part.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a quick positioning fixture for machining, includes the workstation, the top both sides of workstation all are connected with the pneumatic cylinder, the output sliding connection of pneumatic cylinder has the push rod, the push rod is kept away from the one end of pneumatic cylinder is connected with the connection storehouse, it keeps away from to connect the storehouse the one end of push rod is connected with a plurality of telescoping cylinder, the top intermediate position of workstation is connected with the anchor clamps seat, the position of connecting the storehouse is located the top of anchor clamps seat, the intermediate position sliding connection of anchor clamps seat has a plurality of fixed axle, the front side of anchor clamps seat is connected with two air pumps, the output and two of air pump connect storehouse difference fixed connection, air pump and external power source electric connection.

In a preferred embodiment, one end of the telescopic cylinder, which is far away from the connecting bin, is rotatably connected with a connecting plate, one end of the connecting plate is connected with a rotating shaft, the rotating shaft is fixedly connected with the telescopic cylinder, and the telescopic cylinder is rotatably connected with the connecting plate through the rotating shaft.

In a preferred embodiment, the number of the fixing shafts is five, and the diameters of the five fixing shafts are distributed at the middle position of the top end of the clamp seat from large to small in sequence.

In a preferred embodiment, an electric push rod is connected to the inside of the clamp seat, and an output end of the electric push rod is fixedly connected with the fixed shaft.

In a preferred embodiment, a connecting hole is formed at the top end of the clamp seat, the fixing shaft is slidably connected with the inside of the connecting hole, and the diameter of the connecting hole is consistent with that of the fixing shaft at the corresponding position.

In a preferred embodiment, a protection pad is connected to the top end of the electric push rod, and the protection pad is located on the outer side wall of the output shaft of the electric push rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a push rod of two pneumatic cylinders draws close, reaches the effect of centre gripping part, when connecting the storehouse contact part, a plurality of telescoping cylinders can change length because of shape and volume everywhere the part, open the air pump, the air pump lets in gas the telescoping cylinder for the telescoping cylinder extends, and contacts the part, and a plurality of telescoping cylinders all contact with the part tightly this moment, reach the effect of fully fixing, avoid the part to take place to slide, also can reach the effect of the part of fixed various volumes simultaneously, reach multi-functional effect;

2. the utility model discloses a fixed axle will overlap the part and overlap and establish fixedly to cooperate two clamping-force of connecting the storehouse, firmly fix the part, thereby reached quick and the fixed effect of efficient, make things convenient for the staff to process the part.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the top end of the present invention;

FIG. 2 is a schematic structural view of the front side of the present invention;

FIG. 3 is an enlarged schematic view of a portion A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the distribution B of FIG. 2 according to the present invention;

in the figure: 1. a work table; 2. a push rod; 3. a connecting bin; 4. a hydraulic cylinder; 5. a clamp seat; 6. a fixed shaft; 7. an air pump; 8. an electric push rod; 9. a connecting plate; 10. a telescopic cylinder; 11. a protective pad; 12. connecting holes; 13. a rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a quick positioning fixture is used in machining, including workstation 1, the top both sides of workstation 1 all are connected with pneumatic cylinder 4, pneumatic cylinder 4's output sliding connection has push rod 2, the one end that pneumatic cylinder 4 was kept away from to push rod 2 is connected with and connects storehouse 3, the one end that push rod 2 was kept away from in connection storehouse 3 is connected with a plurality of telescoping cylinder 10, the top intermediate position of workstation 1 is connected with anchor clamps seat 5, the top of anchor clamps seat 5 is located to the position of connecting storehouse 3, the intermediate position sliding connection of anchor clamps seat 5 has a plurality of fixed axle 6, the front side of anchor clamps seat 5 is connected with two air pumps 7, the output of air pump 7 and two connection storehouse 3 difference fixed connection, air pump 7 and external power source.

In this embodiment: push rod 2 through two pneumatic cylinders 4 is drawn close, reach the effect of centre gripping part, when connecting 3 contact parts in storehouse, a plurality of telescoping cylinder 10 can change length because of part everywhere shape and volume, open air pump 7, air pump 7 lets in telescoping cylinder 10 with gas, make telescoping cylinder 10 extension, and contact part, a plurality of telescoping cylinders 10 all tightly contact with the part this moment, reach abundant fixed effect, avoid the part to take place to slide, also can reach the effect of the part of fixed various volumes simultaneously, reach multi-functional effect, it is fixed to overlap a type part through fixed axle 6, and cooperate two clamping-force of connecting storehouse 3, firmly fix the part, thereby quick and efficient fixed effect has been reached, make things convenient for the staff to process the part.

Specifically, one end of the telescopic cylinder 10, which is far away from the connecting bin 3, is rotatably connected with a connecting plate 9, one end of the connecting plate 9 is connected with a rotating shaft 13, the rotating shaft 13 is fixedly connected with the telescopic cylinder 10, and the telescopic cylinder 10 is rotatably connected with the connecting plate 9 through the rotating shaft 13; when the shape of the part is irregular, the connecting plate 9 can contact the part and rotate through the rotating shaft 13 along the curve of the part to achieve the effect of fully contacting the part, so that the effect of fully fixing the part is achieved.

Specifically, the number of the fixing shafts 6 is five, and the diameters of the five fixing shafts 6 are sequentially distributed in the middle of the top end of the clamp seat 5 from large to small; the fixed shaft 6 can fix sleeve parts with different diameters, the effect of multifunctional fixing parts is achieved, and workers can work conveniently.

Specifically, an electric push rod 8 is connected inside the clamp seat 5, and the output end of the electric push rod 8 is fixedly connected with the fixed shaft 6; when not using fixed axle 6 fixed cover class part, can open electric putter 8, electric putter 8 drives fixed axle 6 and descends, reaches the effect of accomodating, makes things convenient for the staff to carry out work.

Specifically, a connecting hole 12 is formed in the top end of the clamp seat 5, the fixing shaft 6 is connected with the inside of the connecting hole 12 in a sliding mode, and the diameter of the connecting hole 12 is consistent with that of the fixing shaft 6 at the corresponding position; after the fixing shaft 6 is accommodated in the connecting hole 12, the diameter of the connecting hole 12 is consistent with that of the fixing shaft 6 at the corresponding position, so that the situation that scraps produced during part processing fall to the outside through the connecting hole 12 can be avoided, and the effect of protecting the working environment is achieved.

Specifically, the top end of the electric push rod 8 is connected with a protective pad 11, and the protective pad 11 is arranged on the outer side wall of the output shaft of the electric push rod 8; protection pad 11 can avoid outside dust to get into electric putter 8's inside, reaches the durable effect of electric putter 8, makes things convenient for the staff to carry out work.

The utility model discloses a theory of operation and use flow: when a worker fixes parts, the parts are placed on the clamp seat 5, an external hydraulic pump is started, the hydraulic pump introduces hydraulic oil into the hydraulic cylinders 4 to drive the push rods 2 to slide, the push rods 2 of the two hydraulic cylinders 4 are closed to achieve the effect of clamping the parts, when the connecting bin 3 contacts the parts, the length of the telescopic cylinders 10 can be changed according to the shapes and the volumes of the parts, the air pump 7 is started, air is introduced into the telescopic cylinders 10 by the air pump 7 to enable the telescopic cylinders 10 to extend and contact the parts, the telescopic cylinders 10 are tightly contacted with the parts at the moment to achieve the effect of full fixation, the parts are prevented from sliding, meanwhile, the effect of fixing the parts with various volumes can be achieved, the multifunctional effect is achieved, when the shapes of the parts are irregular, the connecting plate 9 can contact the parts and rotate along the curves of the parts through the rotating shaft 13, the effect of full contact of the parts is achieved, thereby achieving the effect of fully fixing parts, sleeving and fixing the sleeve parts through the fixing shaft 6, and matching with the clamping force of the two connecting bins 3 to firmly fix the parts, thereby achieving the effect of fast and efficient fixing, facilitating the processing of the parts by workers, when the sleeve parts are not fixed by the fixing shaft 6, the electric push rod 8 can be opened, the electric push rod 8 drives the fixing shaft 6 to descend to achieve the effect of storage, facilitating the workers to work, after the fixing shaft 6 is stored in the connecting hole 12, the diameter of the connecting hole 12 is consistent with that of the fixing shaft 6 at the corresponding position, so that the chips generated during the processing of the parts can be prevented from falling to the outside through the connecting hole 12, achieving the effect of protecting the working environment, the protective cushion 11 can prevent external dust from entering the inside of the electric push rod 8, and achieving the durable effect of the electric push rod 8, the convenience of the working personnel is carried out.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a quick positioning fixture for machining, includes workstation (1), its characterized in that: both sides of the top end of the workbench (1) are connected with hydraulic cylinders (4), the output ends of the hydraulic cylinders (4) are connected with push rods (2) in a sliding way, one end of the push rod (2) far away from the hydraulic cylinder (4) is connected with a connecting bin (3), one end of the connecting bin (3) far away from the push rod (2) is connected with a plurality of telescopic cylinders (10), the middle position of the top end of the workbench (1) is connected with a clamp seat (5), the connecting bin (3) is arranged at the top of the clamp seat (5), the middle position of the clamp seat (5) is connected with a plurality of fixed shafts (6) in a sliding way, the front side of anchor clamps seat (5) is connected with two air pumps (7), the output of air pump (7) and two connect storehouse (3) fixed connection respectively, air pump (7) and external power source electric connection.

2. The quick positioning fixture for machining according to claim 1, characterized in that: keep away from telescopic cylinder (10) the one end of connecting storehouse (3) is rotated and is connected with connecting plate (9), the one end of connecting plate (9) is connected with pivot (13), pivot (13) with telescopic cylinder (10) fixed connection, telescopic cylinder (10) with connecting plate (9) are rotated through pivot (13) and are connected.

3. The quick positioning fixture for machining according to claim 1, characterized in that: the number of the fixing shafts (6) is five, and the diameters of the five fixing shafts (6) are sequentially distributed in the middle position of the top end of the clamp seat (5) from large to small.

4. The quick positioning fixture for machining according to claim 1, characterized in that: the inside of anchor clamps seat (5) is connected with electric putter (8), the output of electric putter (8) with fixed axle (6) fixed connection.

5. The quick positioning fixture for machining according to claim 1, characterized in that: connecting holes (12) are formed in the top end of the clamp seat (5), the fixing shaft (6) is connected with the inside of the connecting holes (12) in a sliding mode, and the diameter of each connecting hole (12) is consistent with that of the corresponding position of the fixing shaft (6).

6. The quick positioning fixture for machining according to claim 4, characterized in that: the top of electric putter (8) is connected with protection pad (11), the position of protection pad (11) is located the lateral wall of electric putter (8) output shaft.