CN217096774U

CN217096774U - Machining mechanism capable of achieving rapid clamping and positioning

Info

Publication number: CN217096774U
Application number: CN202220664275.5U
Authority: CN
Inventors: 刘小平; 丁云涛; 刘良奎
Original assignee: Shanghai Hashida Intelligent Equipment Co ltd
Current assignee: Shanghai Hashida Intelligent Equipment Co ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-08-02
Anticipated expiration: 2032-03-24

Abstract

The utility model relates to the technical field of workpiece processing, in particular to a processing mechanism for quick clamping and positioning, which comprises a mounting seat, wherein a plurality of through holes are arranged on an upper plate of the mounting seat, a plurality of workpiece placing seats and an inner supporting component are arranged in the mounting seat, the workpiece placing seats are fixed on the upper plate, pressing components are symmetrically arranged on two sides of the workpiece placing seats, each pressing component comprises a hinge rod, the lower part of the hinge rod can move up and down in the through hole, the upper part of the hinge rod is hinged with a pressing plate, the middle part of the pressing plate is hinged with a hinge side plate, the lower part of the hinge side plate is hinged with a fixing seat, and the fixing seat is fixedly connected with the upper plate; the inner support assembly comprises a tensioning sleeve, the lower portion of the tensioning sleeve is fixed in the through hole, and a locking rod is arranged in the tensioning sleeve and can move up and down.

Description

Machining mechanism capable of achieving rapid clamping and positioning

Technical Field

The utility model relates to a work piece processing technology field especially involves a machining mechanism of quick clamping location.

Background

In the technical field of machining, disc materials are mostly roughly machined by adopting a three-jaw chuck, then corresponding tools are designed to carry out finish machining on the front and back surfaces of a part, and the finish machining with high relative positions of hole positions on the front and back surfaces usually adopts two pins and one surface positioning and screw locking machining or adopts a pressing plate to carry out pressing.

But for production and processing, the clamping and dismounting time of the workpiece is long, the labor intensity of an operator is high, and the production efficiency is low; and secondly, the problem of product crushing damage is easily caused due to easy clamping deviation.

Therefore, there is a need for an improved structure that overcomes the above-mentioned deficiencies.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a machining mechanism of quick clamping location, compare in prior art, the utility model discloses a realize through following technical scheme:

a machining mechanism capable of being clamped and positioned quickly comprises:

the workpiece placing seat is fixed on the upper plate, the two sides of the workpiece placing seat are symmetrically provided with pressing components, each pressing component comprises a hinge rod, the lower portion of each hinge rod can move up and down in the through hole, the upper portion of each hinge rod is hinged with a pressing plate, the middle portion of each pressing plate is hinged with a hinge side plate, the lower portion of each hinge side plate is hinged with a fixing seat, and the fixing seats are fixedly connected with the upper plate; the inner support assembly comprises a tensioning sleeve, the lower portion of the tensioning sleeve is fixed in the through hole, and a locking rod is arranged in the tensioning sleeve and can move up and down.

Through adopting above-mentioned technical scheme, the outside that seat and the cooperation that compresses tightly the subassembly were used to the work piece is placed to the outside that can press from both sides tight work piece to carry out the finish machining to the inside of work piece, the clamping action of internal stay subassembly can realize processing the surface of work piece, thereby realizes realizing the centre gripping and the processing of outside in the circular work piece in a mechanism, and can not cause the crushing to the work piece surface.

As an optimized scheme of the utility model, the clamp plate is kept away from the one end of hinge rod is equipped with and compresses tightly the pad, it is fixed in to compress tightly the pad the bottom surface of clamp plate

Through adopting above-mentioned technical scheme, compress tightly the pad and cushion the work piece when compressing tightly, prevent the work piece pressure loss, increase the frictional force between pressure strip and the work piece simultaneously for the centre gripping is more firm.

As a preferred scheme of the utility model, the mount pad still includes curb plate and bottom plate, the curb plate is connected upper plate and bottom plate, the mount pad is Contraband types, the upper plate with still be provided with the support column between the bottom plate.

Through adopting above-mentioned technical scheme, the mount pad of Contraband type uses the back with the support column cooperation, and the stability of mount pad obtains promoting, can install a plurality of subassemblies that compress tightly and internal stay subassembly in a mount pad, carries out the clamping to a plurality of work pieces simultaneously, realizes the high efficiency of processing clamping.

As a preferred scheme of the utility model, the below of internal stay subassembly is equipped with first cylinder, the output of first cylinder is fixed with first switching piece, the both ends of first switching piece respectively with one the bottom fixed connection of check lock lever.

Through adopting above-mentioned technical scheme, the both ends of first transfer piece respectively with the bottom fixed connection of a check lock pole, be connected with two internal stay subassemblies on one first transfer piece promptly, the clamping of two work pieces can be controlled simultaneously to a first cylinder, saves equipment cost, promotes clamping efficiency.

As a preferred scheme of the utility model, the tight cover below that rises is equipped with first position sleeve, first position sleeve top with the bottom surface fixed connection of upper plate, the lower part of check lock lever is passed first position sleeve with 7 fixed connection of first switching piece.

Through adopting above-mentioned technical scheme, the position sleeve is spacing to the lower part of check lock pole, prevents that the check lock pole from reciprocating the in-process and taking place the swing, influencing positioning accuracy.

As a preferred scheme of the utility model, the below that compresses tightly the subassembly is provided with the second cylinder, the output end of second cylinder is fixed with the second switching piece, the both ends fixedly connected with third switching piece of second switching piece, the both ends of third switching piece with hinge rod fixed connection.

By adopting the technical scheme, the four pressing assemblies can be controlled by one second cylinder once, so that the simultaneous pressing operation of two workpieces is realized, the equipment cost is saved, and the clamping efficiency is improved.

The utility model discloses a machining mechanism of quick clamping location, the advantage compared with prior art lies in:

1. the structure is simple, the workpiece is convenient to clamp, the operability is strong, and the clamping stability can be ensured;

2. a plurality of workpieces can be clamped for processing at one time, the time consumption and the cost are low, and the production efficiency is improved;

3. automatic locking, reduction personnel's maloperation and the crushing defect of product.

Drawings

Fig. 1 is a schematic structural view of a machining mechanism for quick clamping and positioning according to the present invention;

FIG. 2 is a schematic structural view of a set of hold-down assembly and inner support assembly;

FIG. 3 is a sectional view showing the internal structure of the inner support assembly;

fig. 4 is a schematic structural view of the hold-down assembly.

The corresponding part names indicated by the numbers and letters in the drawings:

1. a mounting seat; 101. an upper plate; 102. a side plate; 103. a base plate; 104. a through hole;

2. a compression assembly; 201. a hinge lever; 202. a pin; 203. pressing a plate; 204. a compression pad; 205. a hinge side plate; 206. a fixed seat;

3. an inner support assembly; 301. a tensioning sleeve; 302. a locking lever;

4. a workpiece placing seat; 5. a first cylinder; 6. a first positioning sleeve; 7. a first transfer block; 8. a second cylinder; 9. a second transfer block; 10. a third transfer block; 11. a support pillar; 12. a cylinder mounting plate; 13. and a second positioning sleeve.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.

As shown in fig. 1-4, the utility model discloses a machining mechanism of quick clamping location, include: the mounting seat comprises a mounting seat 1, wherein a plurality of through holes 104 are formed in an upper plate 101 of the mounting seat 1, a plurality of workpiece placing seats 4 and inner supporting components 3 are arranged in the mounting seat 1, the workpiece placing seats 4 are fixed on the upper plate 101, pressing components 2 are symmetrically arranged on two sides of each workpiece placing seat 4, the workpiece placing seats 4 and the pressing components 2 symmetrically arranged on two sides of each workpiece placing seat form a pressing unit, that is, one pressing unit comprises two pressing components 2, each pressing component 2 comprises a hinge rod 201, the lower portion of each hinge rod 201 can move up and down in each through hole 104, a pressing plate 203 is hinged to the upper portion of each hinge rod 201, specifically, each hinge rod 201 is hinged to the corresponding pressing plate 203 through a pin 202, a hinge side plate 205 is hinged to the middle portion of each pressing plate 203, and a fixing seat 206 is hinged to the lower portion of each hinge side plate 205, the fixing seat 206 is fixedly connected with the upper plate 101, specifically, a threaded hole is formed in the fixing seat 206 and is fixedly connected with the upper plate 101 through a screw; the inner support component 3 comprises a tensioning sleeve 301, the lower part of the tensioning sleeve 301 is fixed in the through hole 104, a locking rod 302 is arranged in the tensioning sleeve 301, and the locking rod 302 can move up and down. One end of the pressing plate 203, which is far away from the hinge rod 201, is provided with a pressing pad 204, and the pressing pad 204 is fixed on the bottom surface of the pressing plate 203. The pressing pad 204 is made of an elastic material to prevent the surface of the workpiece from being damaged in the process of pressing the workpiece, and the pressing pad 204 is generally circular, square or other suitable shapes.

The mounting seat 1 further comprises a side plate 102 and a bottom plate 103, the side plate 102 is connected with the upper plate 101 and the bottom plate 103, the mounting seat 1 is Contraband-shaped, and a supporting column 11 is further arranged between the upper plate 101 and the bottom plate 103. The mounting base 1 can be integrated into one piece, also can have a plurality of parts concatenation to form, and in this scheme, in order to facilitate dismantlement and transportation, all adopt the screw to carry out fixed connection between upper plate 101, curb plate 102 and the bottom plate 103, the upper and lower end of support column 11 pass through the screw with upper plate 101 with bottom plate 103 is connected fixedly, the quantity of support column 11 basis mounting base 1's size is confirmed.

The lower part of the inner supporting component 3 is provided with a first cylinder 5, the output end of the first cylinder 5 is fixed with a first transfer block 7, and two ends of the first transfer block 7 are respectively fixedly connected with the bottom end of the locking rod 302. That is, one first transfer block 7 is fixedly connected to two locking rods 302, that is, one first cylinder 5 can control two inner support assemblies 3 to work simultaneously. A first positioning sleeve 6 is arranged below the tensioning sleeve 301, the top of the first positioning sleeve 6 is fixedly connected with the bottom surface of the upper plate 101, and the lower part of the locking rod 302 penetrates through the first positioning sleeve 6 to be fixedly connected with the first transfer block 7. The first positioning sleeve 6 limits the lower part of the locking rod 302, and prevents the lower part of the locking rod 302 from swinging in the up-and-down moving process to influence the positioning precision.

The below that compresses tightly subassembly 2 is provided with second cylinder 8, the output of second cylinder 8 is fixed with second switching piece 9, the both ends fixedly connected with third switching piece 10 of second switching piece 9, the both ends of third switching piece 10 with hinge rod 201 fixed connection. The number of the third transfer blocks 10 is two, and the second transfer blocks 9 are connected with the third transfer blocks 10 to form an I shape. Hinge rods 201 are fixed at two ends of the third transfer block 10, namely four pressing assemblies 2 are arranged on one second air cylinder 8, and two workpieces can be clamped simultaneously.

A piston rod of the second cylinder 8 is sleeved with a second positioning sleeve 13, and the bottom of the second positioning sleeve 13 is fixed with the second cylinder 8, i.e. the second positioning sleeve 13 cannot move along with the up-and-down movement of the piston rod of the second cylinder 8. The second positioning sleeve 13 prevents the piston rod of the second cylinder 8 from swinging during moving, and ensures that the piston rod keeps lifting in the vertical direction.

The cylinder mounting plate 12 is fixedly connected to the bottom of the upper plate 101, and the cylinder mounting plate 12 is used for fixing the first cylinder 5 and the second cylinder 8, that is, the cylinders are fixed in a side connection manner, rather than being fixed on the bottom plate 103, so that the mounting and dismounting of workers are facilitated.

The utility model discloses location processing frock subassembly that contains two kinds of locate mode: the utility model provides a from centering internal stay formula locking, a compact form locking, two kinds of locking modes cooperate the back of using, can accomplish and carry out the finish machining of positive and negative to the ring class part.

The working principle of the self-centering inner-supporting type locking is as follows: place circular work piece on upper plate 101 and the tight cover 301 that rises is located inside the work piece, through carrying out the gas circuit switching to first cylinder 5, make the piston rod of first cylinder 5 move down to drive first switching piece 7 and descend, first switching piece 7 is fixed with check lock lever 302, drive check lock lever 302 and move down promptly, check lock lever 302 moves down the in-process, the tight cover 301 that rises is propped open, the external diameter increases, thereby lock the work piece, when switching the gas circuit once more, the piston rod of first cylinder 5 promotes check lock lever 302 rebound, the work piece is loosened this moment.

The working principle of the pressing type locking is as follows: a workpiece is placed on the workpiece placing seat 4, the second air cylinder 8 is connected with the pressing component 4 through the second transfer block 9 and the third transfer block 10, an air passage is switched, a piston rod of the second air cylinder 8 moves upwards to push the hinge rod 201 of the pressing component 4 to move upwards, the hinge rod 201 drives the pressing plate 203 hinged with the hinge rod to rotate downwards until the pressing pad 204 is contacted with the workpiece, and the workpiece is pressed for processing; and the air path is switched again, the piston rod of the second air cylinder 8 moves downwards to drive the hinge rod 201 to move downwards, so that the pressing plate 203 lifts the pressing pad 204, and the workpiece is loosened to stop processing.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides a machining mechanism of quick clamping location which characterized in that includes:

the mounting device comprises a mounting seat (1), wherein a plurality of through holes (104) are formed in an upper plate (101) of the mounting seat (1), a plurality of workpiece placing seats (4) and inner supporting assemblies (3) are arranged in the mounting seat (1), and the workpiece placing seats (4) are fixed on the upper plate (101);

the pressing assemblies (2) are symmetrically arranged on two sides of the workpiece placing seat (4), each pressing assembly (2) comprises a hinge rod (201), the lower portion of each hinge rod (201) can move up and down in the through hole (104), the upper portion of each hinge rod (201) is hinged with a pressing plate (203), the middle portion of each pressing plate (203) is hinged with a hinge side plate (205), the lower portion of each hinge side plate (205) is hinged with a fixing seat (206), and each fixing seat (206) is fixedly connected with the upper plate (101);

the inner support assembly (3) comprises a tensioning sleeve (301), the lower portion of the tensioning sleeve (301) is fixed in the through hole (104), a locking rod (302) is arranged in the tensioning sleeve (301), and the locking rod (302) can move up and down.

2. The machining mechanism for quick clamping and positioning as claimed in claim 1, wherein a pressing pad (204) is arranged at one end of the pressing plate (203) far away from the hinge rod (201), and the pressing pad (204) is fixed on the bottom surface of the pressing plate (203).

3. The machining mechanism for rapid clamping and positioning as claimed in claim 1, wherein the mounting seat (1) further comprises a side plate (102) and a bottom plate (103), the side plate (102) connects the upper plate (101) and the bottom plate (103), the mounting seat (1) is Contraband-shaped, and a support pillar (11) is further arranged between the upper plate (101) and the bottom plate (103).

4. The machining mechanism for quick clamping and positioning as claimed in claim 1, wherein a first cylinder (5) is arranged below the inner support assembly (3), a first transfer block (7) is fixed to an output end of the first cylinder (5), and two ends of the first transfer block (7) are respectively fixedly connected with a bottom end of one locking rod (302).

5. The machining mechanism for quick clamping and positioning as claimed in claim 4, wherein a first positioning sleeve (6) is arranged below the tensioning sleeve (301), the top of the first positioning sleeve (6) is fixedly connected with the bottom surface of the upper plate (101), and the lower part of the locking rod (302) passes through the first positioning sleeve (6) and is fixedly connected with the first adapter block (7).

6. The machining mechanism for quick clamping and positioning as claimed in claim 1, wherein a second cylinder (8) is arranged below the pressing assembly (2), a second transfer block (9) is fixed at an output end of the second cylinder (8), third transfer blocks (10) are fixedly connected to two ends of the second transfer block (9), and two ends of each third transfer block (10) are fixedly connected to the hinge rod (201).