CN105269487B

CN105269487B - Fixture

Info

Publication number: CN105269487B
Application number: CN201510712985.5A
Authority: CN
Inventors: 孙志浩; 白根群
Original assignee: Guangdong Evenwin Precision Technology Co Ltd
Current assignee: Guangdong Evenwin Precision Technology Co Ltd
Priority date: 2015-10-27
Filing date: 2015-10-27
Publication date: 2017-03-29
Anticipated expiration: 2035-10-27
Also published as: CN105269487A

Abstract

A kind of fixture, including the clamp system that base is connected with the bearing part that the base is fixedly connected, the cylinder being arranged on the base and with the cylinder, the bearing part is used to carry processed product, the clamp system includes STATEMENT OF FEDERALLY SPONSORED and at least one pair of depression bar being arranged in the STATEMENT OF FEDERALLY SPONSORED, the cylinder is connected with the STATEMENT OF FEDERALLY SPONSORED, depression bar described in a pair is respectively positioned at the both sides of the bearing part, the cylinder drives the STATEMENT OF FEDERALLY SPONSORED motion, so that the stitching surface of the depression bar is abutted with the processed product.Above-mentioned fixture, cylinder drive multiple depression bar motions simultaneously, compared with existing fixture, it is possible to reduce the quantity of cylinder, reduce the cost of fixture, while reducing the volume of its occupancy.

Description

Fixture

Technical field

The present invention relates to field of machining, more particularly to a kind of fixture.

Background technology

Fixture is, for fixing processing object, to be allowed to occupy correct position during machine-building, with receive construction or The device of detection.In a broad sense, any operation in technical process, for dress that is rapid, easily and safely installing workpiece Put, all can be described as fixture.

At present, existing fixture is generally comprised for carrying loading plate, multiple depression bars and multiple cylinders of processed product, Each cylinder controls the opening and closing campaign of each depression bar, during processing, processed product is positioned on loading plate, gas is respectively started Cylinder, makes each depression bar move towards the direction of processed product, to compress processed product, after processing, is pressed by cylinder control Bar is moved away from the direction of processed product, is easy to take out product.But, as existing fixture needs to arrange multiple gas Cylinder, relatively costly, volume is larger.

The content of the invention

Based on this, it is necessary to for the problems referred to above, there is provided a kind of fixture, the cost of fixture is reduced, while reducing its occupancy Volume.

A kind of fixture, including base and the bearing part that the base is fixedly connected, the cylinder being arranged on the base and The clamp system being connected with the cylinder, the bearing part are used to carry processed product, and the clamp system includes STATEMENT OF FEDERALLY SPONSORED And at least one pair of depression bar being arranged in the STATEMENT OF FEDERALLY SPONSORED, the cylinder is connected with the STATEMENT OF FEDERALLY SPONSORED, depression bar difference described in a pair Positioned at the both sides of the bearing part, the cylinder drives the STATEMENT OF FEDERALLY SPONSORED motion, so that the stitching surface of the depression bar is treated with described Converted productss are abutted.

Above-mentioned fixture, cylinder drive multiple depression bar motions simultaneously, compared with existing fixture, it is possible to reduce the quantity of cylinder, The cost of fixture is reduced, while reducing the volume of its occupancy.

Description of the drawings

Fig. 1 is the structural representation of fixture in one embodiment of the invention；

Fig. 2 is the part-structure schematic diagram of the fixture shown in Fig. 1；

Fig. 3 is the part-structure schematic diagram of the structure shown in Fig. 2；

Fig. 4 is structural representation of the fixture in impaction state in one embodiment of the invention；

Fig. 5 is structural representation of the fixture shown in Fig. 4 in open mode；

Fig. 6 is the part-structure schematic diagram of fixture in another embodiment of the present invention.

Specific embodiment

It is understandable to enable the above objects, features and advantages of the present invention to become apparent from, below in conjunction with the accompanying drawings to the present invention Specific embodiment be described in detail.Elaborate many details in order to fully understand this in the following description It is bright.But the present invention can be implemented with being much different from alternate manner described here, and those skilled in the art can be not Similar improvement is done in the case of running counter to intension of the present invention, therefore the present invention is not limited by following public specific embodiment.

It should be noted that when element is referred to as " being fixed on " another element, it can directly on another element Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to To another element or may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ", For illustrative purposes only, it is unique embodiment to be not offered as " right side " and similar statement.

Unless otherwise defined, all of technology used herein and scientific terminology and the technical field for belonging to the present invention The implication that technical staff is generally understood that is identical.The term for being used in the description of the invention herein is intended merely to description tool The purpose of the embodiment of body, it is not intended that of the invention in limiting.Term as used herein " and/or " including one or more The arbitrary and all of combination of related Listed Items.

Fig. 1 is referred to, which is the structural representation of fixture in one embodiment of the invention.

Fixture 10 includes base 100, the bearing part 200 being fixedly connected with base 100, the cylinder being arranged on base 100 300 and the clamp system 400 that is connected with cylinder 300, bearing part 200 is used to carry processed product 30, and cylinder 300 is used to drive Clamp system 400 is moved, so that clamp system 400 is fixed on processed product 30 on bearing part 200.

Please continue to refer to Fig. 1, bearing part 200 is included for carrying the loading plate 210 and and loading plate of processed product 30 210 connecting plates 220 being fixedly connected, connecting plate 220 are fixedly connected with base 100 away from one end of loading plate 210.In this enforcement It is in example, vertical between connecting plate 220 and base 100 to connect, it is vertical between loading plate 210 and connecting plate 220 to connect.

Movement of the processed product 30 on loading plate 210 or the taking-up from loading plate 210 for convenience, please continue to refer to Fig. 1, loading plate 210 are provided with pillar 211 away from the surface of connecting plate 220, and processed product 30 is contacted with pillar 211, passed through Pillar 211 is set, the contact area of processed product 30 and loading plate 210 can be reduced, such that it is able to facilitate processed product 30 movements on loading plate 210 are taken out from loading plate 210.Preferably, pillar 211 is four, respectively positioned at loading plate At 210 end angle.

Refer to Fig. 2, at least one pair of depression bar that clamp system 400 includes STATEMENT OF FEDERALLY SPONSORED 410 and is arranged in STATEMENT OF FEDERALLY SPONSORED 410 420, cylinder 300 is connected with STATEMENT OF FEDERALLY SPONSORED 410, and respectively positioned at the both sides of bearing part 200, cylinder 300 drives linkage to a pair of depression bars 420 Part 410 is moved, so that the stitching surface of depression bar 420 is abutted with processed product 30.In the present embodiment, Fig. 3, depression bar are referred to 420 extensions 422 for including body 421 and being connected with body 421, extension 422 substantially be in inverted U-shaped structure, extension 422 away from body 421 one end be used for press processed product 30, i.e. stitching surface.Extension due to being provided with inverted U-shape structure Portion 422 so that there is between the stitching surface and body 421 of depression bar 420 certain spacing, as such, it is possible to be easy to fixture to adapt to one The processed product of sizing scope, improves the versatility of fixture.

Further, control the motion of multiple depression bars for the ease of cylinder simultaneously, for example, refer to Fig. 3, STATEMENT OF FEDERALLY SPONSORED 410 At least lever arm 412 being connected including linking arm 411 and with linking arm 411, depression bar 420 are arranged at lever arm 412, cylinder 300 are connected with linking arm 411, as multiple lever arms 412 can be arranged on linking arm 411, can be respectively on multiple lever arms 412 Depression bar 420 is set, linking arm 411 can be driven to move by cylinder 300, so as to drive multiple lever arms 412 to move, and then band Dynamic multiple depression bars 420 are moved, to realize cylinder 300 while controlling the motion of multiple depression bars 420.It should be noted that when activity When the quantity of arm 412 is one or be connected with each other two, linking arm 411 can also be omitted, i.e. cylinder 300 directly with activity Arm 412 connects, to drive the motion of depression bar 420.In the present embodiment, 420 shape of depression bar at 412 corresponding position of lever arm Into a substantially J-shaped structure.

Further, lever arm 412 at least two, arrange a depression bar 420, and two depression bars on each lever arm 411 420 respectively positioned at the both sides of bearing part 200.Certainly, in other embodiments, lever arm 412 can also be one, a lever arm Two depression bars 420 being symmetrical set, and two depression bars 420 are provided with 412 simultaneously respectively positioned at the both sides of bearing part 200.

Further, for the ease of the product after processing is taken out from bearing part 200, Fig. 2, clamp system are referred to 400 also include be fixedly installed on base 100 with 412 quantity identical support arm 430 of lever arm, each lever arm 412 pairs One support arm 430 should be set, and one end and the support arm 430 of lever arm 412 are hinged, and the other end is hinged with linking arm 411.When to be added After chemical product 30 is processed, cylinder 300 drives linking arm 411 to move upwards, so that what lever arm 412 was connected with linking arm 411 One end is inclined upwardly, and then depression bar 420 is inclined to the side away from bearing part 200, makes between depression bar 420 and bearing part 200 Spacing increase, product after processing is taken out from bearing part 200 such that it is able to convenient.

Further, depression bar 420 is arranged at the middle part of lever arm 412, so, when lever arm 412 is inclined, can make pressure Larger distance is kept between bar 420 and processed product 30, it is convenient that processed product is taken out from bearing part 200.At this In embodiment, depression bar 420 and lever arm 412 are formed in one structure, to improve the structural stability of fixture.Specifically, depression bar Angle between 420 and lever arm 412 is 90 °.

Further, Fig. 3 is referred to, lever arm 412 is provided with mounting hole 413, lever arm away from one end of linking arm 411 412 are connected with support arm 430 by mounting hole 413.In the present embodiment, support arm 430 includes gripper shoe 431 and and gripper shoe The support bar 432 of 431 connections, support bar 432 are arranged in mounting hole 413.Certainly, mounting hole 413 can also be arranged at lever arm 412 other positions, for example, mounting hole 413 is arranged at the one end of lever arm 412 away from support arm 430, and linking arm 411 wears Mounting hole 413.

Further, lever arm 412 is provided with through hole (being blocked in figure), linking arm 411 near one end of linking arm 411 It is arranged in the through hole to be hinged with lever arm 412.In the present embodiment, linking arm 412 is rod-like structure.

Further, Fig. 3 is referred to, lever arm 412 is four, and four lever arms 412 are respectively positioned at the two of linking arm 411 End, and it is overlapped with the through hole of two lever arms 412 of one end positioned at linking arm 411.Certainly, in other embodiment In, can not also overlap with the through hole of two lever arms 412 of one end positioned at linking arm 411, for example, linking arm 411 is I-shaped, the two ends of the linking arm 411 of I shape have two free ends respectively, and two positioned at 411 one end of linking arm are movable Arm 412 is connected with the free end of linking arm 411 respectively.

Fig. 2 is seen also, in the present embodiment, depression bar 420 is four, and four depression bars 420 are located at product to be processed respectively At the angle of four of product ends, and four depression bars 420 are symmetric, by compressing four depression bars 420 at the angle of end, can be compared with Good is fixed on processed product 30 on bearing part 200, while keeping the balance of 30 stress of processed product.Certainly, at which In his embodiment, the quantity of depression bar 420 can also be other quantity, and for example, depression bar 420 is three, and three depression bars 420 distinguish position In the both sides of bearing part 200, two depression bars 420 positioned at the same side are located at the two ends Jiao Chu of two processed products 30 respectively, Another depression bar 420 is located at the midpoint of processed product 30, i.e. the line of centres of the stitching surface of three depression bars 420 forms first-class Lumbar triangle shape.It should be noted that the quantity of depression bar 420 can be selected according to the size of processed product, work as processed product 30 it is less when, the quantity of depression bar 420 can be a pair, and a pair of depression bars 420 are respectively positioned at the midpoint of processed product 30.When treating When converted productss 30 are larger, in order that processed product is fixed on compared with fastness on bearing part 200, depression bar 420 can also be three To or it is multipair, as long as ensure processed product uniform force.

Further, Fig. 3 is referred to, cylinder 300 is fixedly connected with the midpoint of linking arm 411, and more compact structure is helped In the stability for improving fixture.In the present embodiment, cylinder 300 has piston (being blocked in figure), and the piston has to be installed Hole (is blocked in figure), and linking arm 412 is worn the installing hole and is fixedly connected with cylinder 300.

In the present embodiment, the operation principle of fixture 10 is：

When needing to fix processed product, Fig. 3 and Fig. 4 is referred to, cylinder 300 drives linking arm 411 to move downward, Moved downward with the one end for driving lever arm 412 to be hinged with linking arm 411, when one end that lever arm 412 is connected with linking arm 411 When moving to the one end being connected with support arm 430 with lever arm 412 and flushing, the pressing of the depression bar 420 of lever arm connection is arranged at Face is abutted with processed product 30, and processed product is fixed on bearing part 200.

When needing to take out processed product 30, Fig. 3 and Fig. 5 is referred to, cylinder 300 drives linking arm 411 to transport upwards It is dynamic, moved with the one end for driving lever arm 412 to be hinged with linking arm 411 upwards, so that depression bar 420 is directed away from bearing part 200 Direction gradually incline, the gap between depression bar 420 and bearing part 200 is gradually increased, contribute to processed product 30 from holding Take out in holder 200.

Fig. 6 is referred to, which is the part-structure schematic diagram of fixture in another embodiment of the present invention.

Essentially consist in the difference of above-described embodiment, fixture 20 eliminates support arm 430 and linking arm 411, clamp Mechanism 400 only includes lever arm 412 and the depression bar 420 being arranged on lever arm 412, and is provided with one on each lever arm 412 To the depression bar 420 being symmetrical set, and a pair of depression bars 420 are respectively positioned at the both sides of bearing part 200.By 300 direct band of cylinder Dynamic lever arm 412 is moved away from the direction of bearing part 200, so that the stitching surface of depression bar 420 is abutted with processed product 30, so as to Processed product 30 is fixed on bearing part 200.When cylinder 300 drives lever arm 412 to the direction fortune near bearing part 200 When dynamic, depression bar 420 can be made to separate with processed product 30, such that it is able to processed product 30 is taken out from bearing part 200.

Each technical characteristic of embodiment described above arbitrarily can be combined, to make description succinct, not to above-mentioned reality Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, the scope of this specification record is all considered to be.

Embodiment described above only expresses the several embodiments of the present invention, and its description is more concrete and detailed, but and Therefore can not be construed as limiting the scope of the patent.It should be pointed out that for one of ordinary skill in the art comes Say, without departing from the inventive concept of the premise, some deformations and improvement can also be made, these belong to the protection of the present invention Scope.Therefore, the protection domain of patent of the present invention should be defined by claims.

Claims

1. bearing part that a kind of fixture, including base is fixedly connected with the base, the cylinder being arranged on the base and with The clamp system of the cylinder connection, the bearing part are used to carry processed product, it is characterised in that the clamp system bag STATEMENT OF FEDERALLY SPONSORED and at least one pair of depression bar being arranged in the STATEMENT OF FEDERALLY SPONSORED are included, the cylinder is connected with the STATEMENT OF FEDERALLY SPONSORED, described in a pair Respectively positioned at the both sides of the bearing part, the cylinder drives the STATEMENT OF FEDERALLY SPONSORED motion to depression bar, so that the stitching surface of the depression bar Abut with the processed product；

At least lever arm that the STATEMENT OF FEDERALLY SPONSORED is included linking arm and is connected with the linking arm, the depression bar are arranged at the work On swing arm, the cylinder is connected with the linking arm；

The clamp system also include be fixedly installed on the base with the lever arm quantity identical support arm, it is each The lever arm is correspondingly arranged support arm described in, and one end of the lever arm is hinged with the support arm, the other end with it is described Linking arm is hinged.

2. fixture according to claim 1, it is characterised in that the lever arm at least two, each lever arm It is upper that depression bar described in is set.

3. fixture according to claim 2, it is characterised in that the depression bar is arranged at the middle part of the lever arm.

4. fixture according to claim 2, it is characterised in that the lever arm is provided with away from one end of the linking arm Mounting hole, the lever arm are hinged with the support arm by the mounting hole.

5. the fixture according to claim 1 or 4, it is characterised in that the lever arm is set near one end of the linking arm Through hole is equipped with, the linking arm is worn the through hole and is hinged with the lever arm, and the cylinder is connected to the linking arm Medium position.

6. fixture according to claim 5, it is characterised in that the lever arm is four, four lever arms difference Positioned at the two ends of the linking arm, and positioned at the linking arm with two lever arms of one end the through hole phase mutual respect It is folded.

7. fixture according to claim 6, it is characterised in that the midpoint of the cylinder and the linking arm is fixed and connected Connect.

8. fixture according to claim 1, it is characterised in that the bearing part is included for carrying the processed product Loading plate and the connecting plate being fixedly connected with the loading plate, the connecting plate one end and the bottom away from the loading plate Seat is fixedly connected.