CN217859446U - Multi-station rotary displacement clamp - Google Patents

Abstract

The utility model relates to a rotatory anchor clamps that shift of multistation, it includes: the rotary part is connected with more than two clamp parts and comprises a rotary disc and a rotary motor connected with the rotary disc; the clamp part comprises a base, an operation cavity is formed in the base, a quick-release rod is arranged in the operation cavity, one end of the quick-release rod is movably connected into the operation cavity, and the other end of the quick-release rod extends to the outer side of the operation cavity; the middle part of the quick-release rod is connected with a movable pin connected with the quick-release rod, a return spring is arranged in the base, one end of the return spring is connected with the bottom end of the movable pin, the other end of the return spring is connected to the base, and the movable pin moves relative to the base under the elastic force action of the return spring; and the base is connected with a connecting block for connecting the machining clamp. The utility model discloses a rotatory anchor clamps that shift of multistation can a limit material loading, and processing on one side solves the problem that current processing equipment inefficiency.

Description

Multi-station rotary displacement clamp

Technical Field

The utility model relates to a laser beam machining technical field especially relates to a rotatory anchor clamps that shift of multistation.

Background

With the continuous development of ultraviolet laser technology, more and more manufacturing products need laser three-dimensional flexible processing; especially, the requirement of processing the three-dimensional curved surface on multi-curved-surface products such as shoe materials, electronic equipment and the like is more and more widely applied, for example, ultraviolet laser pattern printing or etching needs to be carried out on the irregular curved surface of an EVA (ethylene vinyl acetate) clean-surface slipper, or irregular curve cutting needs to be carried out on a vamp according to requirements, and not only on the slipper made of the EVA material, but also fine marking can be carried out on a specific metal material and the like.

Most of the existing ultraviolet laser processing equipment have low processing efficiency, are basically single-station processing and have low efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to solve the above problems in the prior art, the utility model provides a rotatory anchor clamps that shift of multistation.

(II) technical scheme

In order to achieve the above object, the utility model discloses a main technical scheme include:

a multi-station rotary displacement clamp comprises: the rotary part is connected with more than two clamp parts and a displacement device for driving the clamp parts to rotate, and comprises a rotary table and a rotary motor connected with the rotary table;

the clamp part comprises a base, an operation cavity is formed in the base, a quick-release rod is arranged in the operation cavity, one end of the quick-release rod is movably connected into the operation cavity, and the other end of the quick-release rod extends to the outer side of the operation cavity; the middle part of the quick release rod is connected with a movable pin connected with the quick release rod, a return spring is arranged in the base, one end of the return spring is connected with the bottom end of the movable pin, the other end of the return spring is connected to the base, the movable pin moves relative to the base under the action of the elastic force of the return spring, an acting force opposite to the elastic force of the return spring is applied to the quick release rod, and the movable pin is driven to move in the direction opposite to the elastic force of the return spring; and the base is connected with a connecting block for connecting the processing clamp.

Furthermore, the displacement device comprises a first fixing piece, the first fixing piece is fixed on a shell of the rotating motor, and the first fixing piece is fixed when the rotating motor works; fixedly connected with reduction gear on the first mounting, the input of reduction gear is connected with the motor that shifts, the output of reduction gear is connected with flange connection dish, be connected with on the flange connection dish and drive actuating cylinder, the output that drives actuating cylinder is connected with the clamping jaw, the clamping jaw is used for centre gripping anchor clamps portion.

Furthermore, a positioning cavity is arranged on the connecting block, and a positioning rod matched with the positioning cavity is arranged on the base.

Further, be equipped with on the base with activity round pin matched with uide bushing, the uide bushing is kept away from reset spring's one side and is equipped with more than one tapering groove, the tapering inslot is equipped with mobilizable second mounting, seted up the uide bushing matched with uide bushing on the connecting block, the inboard of uide bushing forms the spacing groove, and when the activity round pin was under reset spring's elastic force effect, when the activity round pin got into the uide bushing, the second mounting outwards removed under the effect of activity round pin for the second mounting is spacing mutually with the spacing groove, in order to realize the fixed of connecting block.

Furthermore, the clamp part is connected to the rotating part through a displacement fixing device, and the displacement fixing device is used for fixing the clamp part.

Furthermore, the displacement fixing device comprises a fixed seat connected to the turntable, the fixed seat is connected with a rotating shaft through a rotating part, one end of the rotating shaft is matched with the clamping jaw, and the clamping jaw clamps the rotating shaft; the other end of the rotating shaft is connected with the base on the clamp part.

Furthermore, the deflection fixing device also comprises a positioning mechanism and an ejector rod which are used for positioning the rotating shaft, the positioning mechanism comprises a band-type brake clamping block connected to the fixed seat, and the band-type brake clamping block is matched with the rotating shaft and used for clamping the rotating shaft so as not to rotate; one end of the ejector rod is matched with the band-type brake clamping block on the rotating shaft, and the other end of the ejector rod is connected with the ejection piece; the anti-falling device is characterized in that a mechanical spring is sleeved on the ejector rod and located between the fixed seat and the other end of the ejector rod, and the elastic force of the mechanical spring is used for achieving resetting of the ejector rod, so that one end of the ejector rod is not matched with the band-type brake clamping block.

Further, the band-type brake clamp splice comprises left band-type brake piece and right band-type brake piece, and left band-type brake piece and right band-type brake piece are connected on the fixing base through band-type brake clamp splice pivot respectively, and left band-type brake piece and right band-type brake piece are the symmetric distribution, and the lower extreme of left band-type brake piece and right band-type brake piece is connected through the side spring for left band-type brake piece and right band-type brake piece press from both sides the pivot tightly.

(III) advantageous effects

The beneficial effects of the utility model are that: 1. by adopting the multi-station rotary displacement clamp, the feeding and the processing can be carried out simultaneously, and the problem of low efficiency of the existing processing equipment is solved;

2. through the design of the displacement device, the displacement device rotates the clamp part to realize 360-degree rotary machining of the workpiece to be machined;

3. the design of the clamp part can make the processing clamp more convenient to assemble and disassemble, thereby improving the working efficiency;

4. due to the design of the displacement fixing device, the clamp part is more stable during machining, and the workpiece cannot deviate during machining to influence the machining effect.

Drawings

The accompanying drawings, which form a part of the present application, 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.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a cross-sectional view of an embodiment of the present invention;

FIG. 3 is a schematic view of the clamp and the displacement fixture according to an embodiment of the present invention;

fig. 4 is a sectional view of the structure of the clamp part according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a displacement device according to an embodiment of the present invention;

fig. 6 is a schematic view of a reference state of the utility model according to an embodiment;

fig. 7 is a schematic structural view of a band-type brake clamping block according to an embodiment of the present invention.

Detailed Description

For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.

The utility model discloses a rotatory anchor clamps that shift of multistation of an embodiment, it includes: the clamping device comprises a rotating part, a clamping device and a clamping device, wherein more than two clamping devices are connected to the rotating part; the rotating portion drives the clamping portion to rotate, as shown in fig. 2, the rotating portion includes a turntable 41 and a rotating motor 42 connected to the turntable 41, and the rotating motor 42 is fixed to the frame; the rotating motor 42 works to drive the turntable 41 to rotate, so that the clamp part on the turntable 41 is machined at different stations.

Further, in this embodiment, the multi-station rotary displacement fixture, as shown in fig. 1, further includes a displacement device for driving the fixture portion to rotate, and the fixture portion is rotated by different angles by the displacement device for processing; specifically, the displacement device includes a first fixing member 43, the first fixing member 43 is fixed on a housing of the rotating electrical machine 42, and when the rotating electrical machine 42 works, the first fixing member 43 is fixed; the first fixing member 43 is fixedly connected with a speed reducer 44 through a speed reducer height adjusting seat 45, the speed reducer 44 is a right-angle planetary flange type speed reducer, the input end of the speed reducer 44 is connected with a displacement motor 46, the output end of the speed reducer 44 is connected with a flange connection disc 47, a driving air cylinder 412 is connected to the flange connection disc 47, the output end of the driving air cylinder 412 is connected with a clamping jaw 48, and the clamping jaw 48 is used for clamping a clamp part; in operation, the driving cylinder 412 works to apply an action to the clamping jaw 48, so that the clamping jaw 48 is used for clamping the clamp portion, and then the displacement motor 46 works to drive the speed reducer 44 to rotate the driving cylinder 412, so that the clamp portion rotates, and a workpiece on the clamp portion is rotated.

Specifically, in this embodiment, as shown in fig. 2 and fig. 4, the clamping portion includes a base 49, an operation cavity 410 is formed on the base 49, a quick release rod 411 is disposed in the operation cavity 410, one end of the quick release rod 411 is movably connected in the operation cavity 410, and the other end of the quick release rod 411 extends to the outside of the operation cavity 410, so as to facilitate the operation and use of the quick release rod 411; the middle part of the quick release rod 411 is connected with a movable pin 413 connected with the quick release rod 411, a return spring 414 is arranged in the base 49, one end of the return spring 414 is connected with the bottom end of the movable pin 413, the other end of the return spring 414 is connected to the base 49, the movable pin 413 moves relative to the base 49 under the action of the elastic force of the return spring 414, and an acting force opposite to the elastic force of the return spring 414 is applied to the quick release rod 411 to drive the movable pin 413 to move in the direction opposite to the elastic force of the return spring 414; the base 49 is connected with a connecting block 416 for connecting a machining clamp 415, the machining clamp 415 is in the prior art and is not described in detail, and the machining clamp 415 can be understood to be a clamp for clamping a machined workpiece.

Further, in this embodiment, a positioning cavity 430 is disposed on the connecting block 416, and a positioning rod 428 matched with the positioning cavity 430 is disposed on the base 49, so that the connecting block 416 can be positioned more accurately and conveniently during assembly.

Further, in this embodiment, as shown in fig. 4, a guide sleeve 417 engaged with the movable pin 413 is disposed on the base 49, one side of the guide sleeve 417 far away from the return spring 414 is provided with more than one tapered groove 418, a movable second fixing member 419 is disposed in the tapered groove 418, and in this embodiment, the second fixing member 419 is a ball; a guide groove 420 matched with the guide sleeve 417 is formed in the connecting block 416, a limit groove 421 is formed in the inner side of the guide groove 420, and when the movable pin 413 enters the guide sleeve 417 under the elastic force of the return spring 414, the second fixing piece 419 moves outwards under the action of the movable pin 413, so that the second fixing piece 419 and the limit groove 421 are limited to fix the connecting block 416; when the connecting block 416 needs to be disassembled, an acting force opposite to the elastic force of the return spring 414 is applied to the quick disassembling rod 411 to drive the movable pin 413 to move in the direction opposite to the elastic force of the return spring 414, the movable pin 413 is separated from the guide sleeve 417, the second fixing piece 419 retracts into the guide sleeve 417 under the action of gravity and the outward pulling of the connecting block 416, the second fixing piece 419 is separated from the limiting groove 421, the disassembling of the connecting block 416 is realized, and the quick disassembling of the processing fixture 415 is achieved.

Further, in this embodiment, the clamp portion is connected to the rotating portion through a displacement fixing device, and the displacement fixing device is used for fixing the clamp portion, so that the clamp portion is fixed and convenient to process.

Specifically, in this embodiment, the displacement fixing device includes a fixing base 422 connected to the rotating disc 41, the fixing base 422 is connected to a rotating shaft 424 through a rotating part 423, and the rotating part 423 is a bearing, which can be understood as a component for realizing rotation; one end of the rotating shaft 424 is matched with the clamping jaw 48, and the clamping jaw 48 clamps the rotating shaft 424; the other end of the rotating shaft 424 is fixedly connected with the base 49.

Further, in this embodiment, as shown in fig. 3, the displacement fixing device further includes a positioning mechanism for positioning the rotating shaft 424, the positioning mechanism includes a band-type brake clamping block 429 connected to the fixing seat 422, and the band-type brake clamping block 429 is matched with the rotating shaft 424 and is used for clamping the rotating shaft 424 so as not to rotate; the anti-theft device further comprises a push rod 425 connected to the fixed seat 422, one end of the push rod 425 is matched with a band-type brake clamping block 429 on the rotating shaft 424, the other end of the push rod 425 is connected with an ejection piece (not marked in the figure), and the ejection piece is a cylinder and can be understood as a component for ejecting the push rod 425; the push rod 425 is sleeved with a mechanical spring 426, the mechanical spring 426 is located between the fixed seat 422 and the other end of the push rod 425, and the elastic force of the mechanical spring 426 is used for achieving resetting of the push rod 425, so that one end of the push rod 425 is not matched with the band-type brake clamping block 429, and the band-type brake clamping block 429 cannot be opened.

Further, in this embodiment, a side of the plunger 425 away from the mechanical spring 426 is provided with a limiting piece 427 for limiting the stroke of the plunger 425 at the return elastic force of the mechanical spring 426.

When the device is used, as shown in fig. 1, the multi-station rotary displacement clamp 4 is used in cooperation with the ultraviolet laser device 1, the carbon dioxide laser device 2 and the industrial camera 3, for convenience of installation and use, the ultraviolet laser device 1, the carbon dioxide laser device 2, the industrial camera 3 and the multi-station rotary displacement clamp 4 are fixed on the rack 5 together, the ultraviolet laser device 1 is used for processing a workpiece connected to the multi-station rotary displacement clamp 4, the carbon dioxide laser device 2 is used for processing the workpiece connected to the multi-station rotary displacement clamp 4, and the industrial camera 3 is used for detecting the workpiece connected to the multi-station rotary displacement clamp 4; through the design of the ultraviolet laser device 1, the carbon dioxide laser device 2, the industrial camera 3 and the multi-station rotary displacement clamp 4, the ultraviolet laser pattern printing or etching can be carried out on the irregular curved surface of the EVA clean-surface slipper by the multi-station requirement, or the irregular curve cutting can be carried out on the vamp as required, so that the mark can be finely marked on the slipper made of EVA materials and also on specific metal materials.

The method specifically comprises the following steps: the ultraviolet laser device 1 and the carbon dioxide laser device 2 are used for etching or marking a workpiece to be processed; the industrial camera 3 is positioned above the workpiece to be processed for taking three-dimensional image information of the object.

Specifically, in the present embodiment, as shown in fig. 2 and 3, the multi-position rotary displacement jig 4 is used for clamping a workpiece to be machined, and includes: the fixture comprises a rotating part, wherein more than two fixture parts are connected to the rotating part, and in the embodiment, six fixture parts are connected to the rotating part; the rotating part drives the anchor clamps portion rotatory, realizes that anchor clamps portion carries out corresponding processing at ultraviolet laser device 1, carbon dioxide laser device 2, 3 stations of industry camera in proper order.

In this embodiment, the multi-station rotary displacement fixture 4 is divided into six stations, specifically, a manual feeding station a, a photographing reading waiting station B, a photographing reading station C, a carbon dioxide laser processing station D, an ultraviolet laser processing station E, and a manual blanking waiting station F, and the actual number of the stations can be increased or decreased according to the actual production demand, and the increase or decrease of the stations is within the scope of this embodiment; in addition, the photographing reading station C is matched with the industrial camera 3; the carbon dioxide laser processing station D is matched with the carbon dioxide laser device 2, and the ultraviolet laser processing station E is matched with the ultraviolet laser device 1.

Specifically, in this embodiment, the photographing and reading station C, the carbon dioxide laser processing station D, and the ultraviolet laser processing station E are each formed by matching a displacement device, a clamp portion, and a displacement fixing device, and the manual loading station a, the photographing and reading waiting station B, and the manual unloading waiting station F are each formed by matching a clamp portion and a displacement fixing device; the method specifically comprises the following steps: the position of the displacement device is fixed, and the clamp part and the displacement fixing device change positions along with the rotation of the rotating part.

The during operation, the device that shifts is fixed motionless, and the rotating part drives anchor clamps portion and the fixing device that shifts rotates, reads station C, carbon dioxide laser processing station D, ultraviolet laser processing station E through shooing in proper order, specifically is: the clamp part and the deflection fixing device move to a photographing reading station C to photograph, the photographing is carried out, the first position is at the moment, when the deflection is needed, the clamping jaw 48 is controlled to clamp the rotating shaft 424, then the ejection piece (air cylinder) is controlled to eject the ejector rod 425 upwards, the band-type brake clamping block 429 is separated, the rotating shaft 424 is loosened, then the deflection motor 46 rotates to drive the whole clamp part to rotate for a certain angle, finally the ejection piece of the deflection fixing device retracts downwards, the ejector rod 425 retracts downwards under the elastic force of the mechanical spring 426, the band-type brake clamping block 429 is released, the band-type brake clamping block 429 clamps to fix the rotating shaft 424, and the second position is at the moment to photograph; thus, the three positions are provided, so that the workpiece can be completely photographed, such as shoes; and the other two stations are a carbon dioxide laser processing station D and an ultraviolet laser processing station E, and the rest can be done in the same way.

Further, as shown in fig. 7, in this embodiment, the band-type brake clamping block 429 is composed of a left band-type brake block and a right band-type brake block, the left band-type brake block and the right band-type brake block are respectively connected to the fixing base 422 through a band-type brake clamping block rotating shaft, the left band-type brake block and the right band-type brake block are symmetrically distributed, and lower ends of the left band-type brake block and the right band-type brake block are connected through a side spring, so that the left band-type brake block and the right band-type brake block clamp the rotating shaft 424.

During specific implementation, firstly, in an equipment installation stage, the carbon dioxide laser device 2, the ultraviolet laser device 1 and the industrial camera 3 are installed on the frame 5 according to the assembly requirement; the workpiece can be machined after the previous installation.

When the automatic band-type brake is used, different workpieces use different processing clamps 415 at a manual feeding station, when rotation is about to start, an ejection piece is not ejected, the ejector rod 425 descends under the action of the mechanical spring 426, meanwhile, the ejector rod 425 is kept at a lower limit position due to the limit of the limiting sheet 427, the mechanical spring 426 is in a compressed state, and the band-type brake clamping block 429 is in a clamping state; wait for carousel 41 to rotate 60 and reach next station, reach the reading station of shooing when the work piece, this moment under this position can the camera gather, if still will gather other positions, just need shift: at this time, the clamping jaw 48 starts to clamp the rotating shaft 424, after clamping is finished, the ejection piece is ejected, the ejector rod 425 rises, the band-type brake clamping block 429 is loosened, the displacement motor 46 starts to work, after displacement is finished by rotating a certain angle, the ejection piece is loosened, the ejector rod 425 descends, the tool is clamped by displacement, at this time, the industrial camera on the photographing and reading station starts to acquire data, and in such a process, the position is sequentially displaced and acquired for a plurality of times (for example, 3 times); after data acquisition is finished, the contracting brake clamping block 429 on the photographing reading station clamps the rotating shaft 424, the clamping jaw 48 is loosened, and the next station, namely a carbon dioxide laser processing station or an ultraviolet laser processing station, is ready to be reached; when arriving the processing station, the current position can be processed, if still process other positions, just need to shift: at this time, the clamping jaw 48 starts to clamp the rotating shaft 424, after clamping is finished, the ejection piece is ejected out, the ejector rod 425 ascends, the band-type brake clamping block 429 is loosened, the displacement motor 46 starts to work, after displacement is finished by rotating a certain angle, the ejection piece is loosened, the ejector rod 425 descends, the tool is clamped by displacement, at this time, the workpiece starts to be machined, and in the process, the workpiece is sequentially displaced and machined for a plurality of times (for example, 3 times); after all the positions are processed, the ejector rod 425 retracts, the band-type brake clamping block 429 clamps the rotating shaft 424, and the clamping jaw 48 loosens the rotating shaft 424; the turntable 41 starts the next stage of work preparation.

The existing laser processing equipment can only identify a two-dimensional plane and process the two-dimensional plane, does not support the processing of a large-area irregular curved surface, can not process flexible manufacturing, and has lower processing speed and low efficiency; the multi-station rotary displacement clamp can be used for manufacturing multi-curved-surface multi-surface special-shaped machining and adopting the multi-station turntable, so that the efficiency is improved.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: 1. by adopting the multi-station rotary displacement clamp, the feeding and the processing can be carried out simultaneously, and the problem of low efficiency of the existing processing equipment is solved;

2. through the design of the displacement device, the displacement device rotates the clamp part to realize 360-degree rotary machining of the workpiece to be machined;

3. the design of the clamp part can make the processing clamp more convenient to assemble and disassemble, thereby improving the working efficiency;

4. the design of the fixing device shifts, so that the clamp part is more stable when being processed, and the workpiece can not deviate when being processed, thereby influencing the processing effect.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over … …", "over … …", "over … …", "over", etc. may be used herein to describe the spatial positional relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, so that the scope of the present application is not to be construed as being limited.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.

Claims (7)

1. The utility model provides a multistation rotation anchor clamps that shift which characterized in that, it includes: the rotary part is connected with more than two clamp parts and a displacement device for driving the clamp parts to rotate, and comprises a turntable (41) and a rotary motor (42) connected with the turntable (41);

the clamp part comprises a base (49), an operation cavity (410) is formed in the base (49), a quick-release rod (411) is arranged in the operation cavity (410), one end of the quick-release rod (411) is movably connected into the operation cavity (410), and the other end of the quick-release rod (411) extends to the outer side of the operation cavity (410); the middle part of the quick-release rod (411) is connected with a movable pin (413) connected with the quick-release rod (411), a return spring (414) is arranged in the base (49), one end of the return spring (414) is connected with the bottom end of the movable pin (413), and the other end of the return spring (414) is connected to the base (49); the base (49) is connected with a connecting block (416) for connecting a processing clamp (415);

the displacement device comprises a first fixing piece (43), the first fixing piece (43) is fixed on a shell of the rotating motor (42), and when the rotating motor (42) works, the first fixing piece (43) is fixed; fixedly connected with reduction gear (44) on first mounting (43), the input of reduction gear (44) is connected with shift motor (46), the output of reduction gear (44) is connected with flange connection dish (47), be connected with on flange connection dish (47) and drive actuating cylinder (412), the output that drives actuating cylinder (412) is connected with clamping jaw (48), clamping jaw (48) are used for the centre gripping anchor clamps portion.

2. The multi-station rotary shifting fixture as claimed in claim 1, wherein a positioning cavity (430) is provided on the connecting block (416), and a positioning rod (428) engaged with the positioning cavity (430) is provided on the base (49).

3. A multi-station rotary displacement clamp as claimed in claim 1, wherein the base (49) is provided with a guide sleeve (417) engaged with the movable pin (413), one side of the guide sleeve (417) away from the return spring (414) is provided with more than one tapered groove (418), the tapered groove (418) is provided with a movable second fixing member (419), the connecting block (416) is provided with a guide groove (420) engaged with the guide sleeve (417), and the inner side of the guide groove (420) is provided with a limit groove (421).

4. A multi-station rotary indexing fixture as claimed in claim 1, wherein the fixture portion is connected to the rotary portion by an indexing fixture for holding the fixture portion.

5. A multi-station rotary shifting clamp as claimed in claim 4, wherein the shifting fixing device comprises a fixed seat (422) connected to the turntable (41), the fixed seat (422) is connected with a rotating shaft (424) through a rotating part (423), one end of the rotating shaft (424) is matched with the clamping jaw (48), and the clamping jaw (48) clamps the rotating shaft (424); the other end of the rotating shaft (424) is connected with a base (49) on the clamp part.

6. The multi-station rotary shifting clamp as claimed in claim 5, wherein the shifting fixture further comprises a positioning mechanism for positioning the rotating shaft (424) and a push rod (425), the positioning mechanism comprises a band-type brake clamping block (429) connected to the fixing seat (422), and the band-type brake clamping block (429) is matched with the rotating shaft (424) and is used for clamping the rotating shaft (424) against rotation; one end of the ejector rod (425) is matched with a band-type brake clamping block (429) on the rotating shaft (424), and the other end of the ejector rod (425) is connected with the ejection piece; the push rod (425) is sleeved with a mechanical spring (426), the mechanical spring (426) is located between the fixed seat (422) and the other end of the push rod (425), and the elastic force of the mechanical spring (426) is used for achieving resetting of the push rod (425) so that one end of the push rod (425) does not match with the band-type brake clamping block (429).

7. The multi-station rotary shifting fixture as claimed in claim 6, wherein the band-type brake clamping block (429) is composed of a left band-type brake block and a right band-type brake block, the left band-type brake block and the right band-type brake block are respectively connected to the fixing base (422) through band-type brake clamping block rotating shafts, the left band-type brake block and the right band-type brake block are symmetrically distributed, and lower ends of the left band-type brake block and the right band-type brake block are connected through side springs, so that the left band-type brake block and the right band-type brake block clamp the rotating shafts (424).

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