CN217493894U - Synchronous tightening type clamp - Google Patents
Synchronous tightening type clamp Download PDFInfo
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- CN217493894U CN217493894U CN202221130597.8U CN202221130597U CN217493894U CN 217493894 U CN217493894 U CN 217493894U CN 202221130597 U CN202221130597 U CN 202221130597U CN 217493894 U CN217493894 U CN 217493894U
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Abstract
The utility model provides a synchronous tightening type anchor clamps has solved prior art and can only fix a position the centre gripping to square or rectangle product, and the fastening effect is not fine simultaneously, causes product deformation scheduling problem easily to the process of product processing and polishing. This synchronous tightening type anchor clamps includes the base, sets up the centre gripping driver in the base, and the flexible end of centre gripping driver is through receiving and releasing drive assembly and connect a plurality of holders, receive and release drive assembly and have the stirring axle, and the middle part of stirring axle articulates on the base, and a plurality of holders are cyclic annular array setting, encloses between a plurality of holders and establishes formation centre gripping mouth, sets up the product in the centre gripping mouth and holds the platform. The utility model discloses not only can be applied to square or rectangle product, can also be applied to circular product. Especially on clamping force and positioning effect, it is more stable than the side push cylinder centre gripping, and the precision is better simultaneously. The clamping and positioning functions are synchronously performed, and the clamping effect is optimized while the working efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of machinery, a tool, especially a synchronous tightening type anchor clamps for centre gripping location are related to.
Background
The jig is a device for fixing a processing object to occupy a correct position for receiving construction or inspection in a machine manufacturing process. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig.
Fastening locate mode has a lot at present, uses the most to be through the mode of side push cylinder location, and the advantage is simple structure, and the shortcoming can only fix a position the centre gripping to square or rectangle product, and the fastening effect is not very good simultaneously, causes product deformation easily to the process of product processing and polishing.
SUMMERY OF THE UTILITY MODEL
The utility model aims at having the above-mentioned problem to current technique, provided one kind and through articulated pendulum change principle, realized the expansion, the shrink centre gripping of encircling the state to optimize the synchronous tightening type anchor clamps of clamping-force and stability.
The purpose of the utility model can be realized by the following technical proposal: the utility model provides a synchronous tightening type anchor clamps, includes the base, set up the centre gripping driver in the base, the flexible end of centre gripping driver is through receiving and releasing transmission assembly and connecting a plurality of holders, receive and release transmission assembly and have the stirring axis, the middle part of stirring axis articulate in on the base, it is a plurality of the holder is cyclic annular array setting, and is a plurality of enclose between the holder and establish and form the centre gripping mouth, it holds the platform to set up the product in the centre gripping mouth.
In the synchronous tightening type clamp, the retraction transmission assembly comprises a jacking plate fixedly connected with the telescopic end of the clamping driver, a plurality of movable rods are hinged on the periphery of the jacking plate, the outer ends of the movable rods are hinged with the lower end of the shifting shaft, and the upper end of the shifting shaft is hinged with the bottom of the clamping piece.
In the synchronous tightening type clamp, at least one guide pin is vertically arranged on the top opening plate in a fixedly penetrating manner, at least one guide sliding hole is correspondingly formed in the product accommodating table, and the top end of the guide pin penetrates into the guide sliding hole to form sliding connection.
In the synchronous tightening type clamp, the number of the clamping pieces is four, the clamping pieces are plate bodies and are provided with arc-shaped clamping edges, and the four clamping pieces are furled to enclose the clamping openings which enable the four clamping edges to be spliced to form a perfect circle; the movable rods and the shifting shafts are eight in number, and each clamping piece corresponds to two movable rods and two shifting shafts.
In the synchronous tightening type clamp, the number of the clamping pieces is three, the clamping pieces are plate bodies and are provided with arc-shaped clamping edges, and the three clamping pieces are furled to surround the clamping opening which enables the three clamping edges to be spliced to form a perfect circle; the movable rods and the shifting shafts are three in number, and each clamping piece corresponds to one movable rod and one shifting shaft.
In the synchronous tightening type clamp, the shifting shaft is an L-shaped rod body, the top edge of the base is provided with an embedding groove, a shaft pin is fixedly penetrated on an L-shaped corner of the shifting shaft, and two ends of the shaft pin penetrate through the groove wall of the embedding groove to form rotary connection.
In foretell synchronous tightening type anchor clamps, the base includes the bottom plate, erect a plurality of bounding walls on the bottom plate, the centre gripping driver sets firmly a plurality of the interior periphery center of bounding wall, it is a plurality of the stirring axle corresponds and articulates it is a plurality of on the bounding wall, the product holds a platform periphery an organic whole and links firmly the platform edge, evenly concavely establish a plurality of clamping cavities on the periphery of platform edge, the top side and the outside of clamping cavity are uncovered, the inboard of clamping cavity with the product holds the platform and is linked together, the holder is identical embedding in the clamping cavity.
In the synchronous tightening type clamp, the product accommodating table comprises a circular table positioned at the bottom, an annular arc groove wall is arranged on the periphery of the circular table, and the top edge of the arc groove wall is connected with the inner side of the clamping cavity.
In the above synchronously tightening clamp, the clamp driver is specifically any one of an air cylinder, a hydraulic cylinder, an electric cylinder and an electric push rod.
An apparatus comprising the synchronously tightenable clamp of any one of the above.
Compared with the prior art, this synchronous tightening type anchor clamps have following beneficial effect:
the utility model discloses not only can be applied to square or rectangle product, can also be applied to circular product. Especially on clamping force and positioning effect, it is more stable than the side push cylinder centre gripping, and the precision is better simultaneously. The clamping device has the advantages that the clamping and positioning functions are synchronously performed, the clamping effect is optimized, the working efficiency is improved, the wide practicability is realized, and the good market prospect is realized.
Drawings
Fig. 1 is an overall appearance structure view of the synchronous tightening type clamp.
Fig. 2 is a front view internal structure view of the synchronous tightening type clamp.
Fig. 3 is a top view of the internal structure of the synchronously tightening clamp.
In the figure, 1, a base; 1a, a bottom plate; 1b, enclosing plates; 2. a clamping actuator; 3. ejecting the plate; 4. a movable rod; 5. a shifting shaft; 6. a clamping member; 7. a product containing table; 8. and a pilot pin.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
Example one
The utility model discloses be applied to regular type (circular, square) product, extend to rectangle or other irregular shape products with the extension of the same reason, need cooperate the holder 6 of corresponding shape to realize.
This type of product requires a simultaneous fastening and positioning integrated device during the manufacturing process. In the non-standard automatic production field, the product needs to be positioned and fastened in the transferring and clamping process so as to be prepared for polishing and processing in production.
As shown in fig. 1 to 3, this synchronous tightening type clamp includes base 1, sets up centre gripping driver 2 in the base 1, and the flexible end of centre gripping driver 2 is through receiving and releasing drive assembly and connect a plurality of holders 6, receive and releases drive assembly and have stirring axle 5, and the middle part of stirring axle 5 articulates on base 1, and a plurality of holders 6 are the setting of cyclic annular array, encloses between a plurality of holders 6 and establishes and form the centre gripping mouth, sets up the product in the centre gripping mouth and holds platform 7.
The retraction transmission assembly comprises a jacking plate 3 fixedly connected with the telescopic end of the clamping driver 2, a plurality of movable rods 4 are hinged on the periphery of the jacking plate 3, the outer ends of the movable rods 4 are hinged with the lower end of a shifting shaft 5, and the upper end of the shifting shaft 5 is hinged with the bottom of the clamping piece 6. The number of the movable rods 4 and the toggle shafts 5 is determined according to the number of the clamping pieces 6, and each clamping piece 6 is correspondingly connected with at least one movable rod 4 and one toggle shaft 5.
At least one guide pin 8 which is vertically arranged is fixedly penetrated on the top opening plate 3, at least one guide sliding hole is correspondingly formed on the product accommodating platform 7, and the top end of the guide pin 8 penetrates into the guide sliding hole to form sliding connection. When the top opening plate 3 does lifting action, the guide pin 8 is synchronously driven to slide up and down along the guide sliding hole, so that vertical lifting is ensured, and unbalanced clamping and dislocation caused by deviation are avoided.
The number of the clamping pieces 6 is four, the clamping pieces 6 are sheet bodies, the clamping pieces 6 are provided with arc-shaped clamping edges, and the four clamping pieces 6 are folded to enclose the four clamping edges to be spliced to form a perfect circle clamping opening; the number of the movable rods 4 and the shifting shafts 5 is eight, and each clamping piece 6 corresponds to two movable rods 4 and two shifting shafts 5. Four holders 6 are held by four directions of the workpiece, and every two adjacent directions are 90-degree included angles, so that the four holders 6 can hold round workpieces and square workpieces.
The shifting shaft 5 is an L-shaped rod body, the top edge of the base 1 is provided with an embedding groove, a shaft pin is fixedly penetrated through the L-shaped corner of the shifting shaft 5, and two ends of the shaft pin penetrate through the groove wall of the embedding groove to form rotary connection. In a tightened state, the shifting shaft 5 is embedded into the embedding groove; in the outward-expanded state, the dial shaft 5 swings outward and is exposed from the catching groove.
Base 1 includes bottom plate 1a, erect a plurality of bounding walls 1b on bottom plate 1a, centre gripping driver 2 sets firmly at the interior circumference center of a plurality of bounding walls 1b, a plurality of stirring axle 5 correspond to articulate on a plurality of bounding walls 1b, the product holds 7 periphery integrations of platform and links firmly the platform edge, evenly concavely establish a plurality of clamping cavities on the periphery on the platform edge, the top side and the outside of clamping cavity are uncovered, the inboard and the product of clamping cavity hold platform 7 and are linked together, holder 6 is in the identical embedding clamping cavity. The clamping piece 6 is accommodated through the clamping concave cavity, so that the clamp is integrally unified; and secondly, the guide positioning effect is realized when the clamping piece 6 is tightened, the clamping deviation is avoided, and the clamping effect is improved.
The product accommodating table 7 comprises a circular table positioned at the bottom, the periphery of the circular table is provided with an annular arc groove wall, and the top edge of the arc groove wall is connected with the inner side of the embedded cavity. The shape structure of the product containing table 7 is matched with the outline of the workpiece, so that the workpiece is accommodated in a fitting mode.
The clamping driver 2 is specifically any one of an air cylinder, a hydraulic cylinder, an electric cylinder and an electric push rod.
The action process of the synchronous tightening type clamp is as follows:
the flexible end of centre gripping driver 2 rises, through receiving and releasing the transmission assembly diversion biography power after, four holders 6 are synchronous to the peripheral translation to make centre gripping mouth expansion grow, place the work piece on product holds platform 7, the flexible end of centre gripping driver 2 descends, through receiving and releasing the transmission assembly diversion biography power after, four holders 6 are synchronous to inside peripheral translation, enclose the work piece and establish and fixed centre gripping.
Compared with the prior art, this synchronous tightening type anchor clamps have following beneficial effect:
the utility model discloses not only can be applied to square or rectangle product, can also be applied to circular product. Especially on clamping force and positioning effect, it is more stable than the side push cylinder centre gripping, and the precision is better simultaneously. The clamping device has the advantages that the clamping and positioning functions are synchronously performed, the clamping effect is optimized, the working efficiency is improved, the wide practicability is realized, and the good market prospect is realized.
Example two
This embodiment is substantially the same as the first embodiment, except that:
the number of the clamping pieces 6 is three, the clamping pieces 6 are sheet bodies, the clamping pieces 6 are provided with arc-shaped clamping edges, and the three clamping pieces 6 are folded to enclose the three clamping edges to be spliced to form a perfect circle clamping opening; the number of the movable rods 4 and the poking shafts 5 is three, and each clamping piece 6 corresponds to one movable rod 4 and one poking shaft 5. The three clamping pieces 6 are clamped by the three directions of the workpiece, and each two adjacent directions are included angles of 120 degrees, so that the three clamping pieces 6 can clamp the circular workpiece and also can clamp the triangular workpiece.
EXAMPLE III
Based on the first embodiment and the second embodiment, the present embodiment is different in that:
an apparatus comprising any one of the synchronously tightenable clamps described above.
Compared with the prior art, the equipment has the following beneficial effects:
the utility model discloses not only can be applied to square or rectangle product, can also be applied to circular product. Especially on clamping force and positioning effect, it is more stable than the side push cylinder centre gripping, and the precision is better simultaneously. The clamping device has the advantages that the clamping and positioning functions are synchronously performed, the clamping effect is optimized, the working efficiency is improved, the wide practicability is realized, and the good market prospect is realized.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the base 1 is used more herein; a bottom plate 1 a; a surrounding plate 1 b; a clamp driver 2; a top opening plate 3; a movable rod 4; a shifting shaft 5; a clamp 6; a product containing table 7; pilot pin 8, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, 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.
Claims (9)
1. The utility model provides a synchronous tightening type anchor clamps, includes the base, its characterized in that, set up the centre gripping driver in the base, the flexible end of centre gripping driver is through receiving and releasing transmission assembly and connecting a plurality of holders, receive and release transmission assembly and have the stirring shaft, the middle part of stirring shaft articulate in on the base, it is a plurality of the holder is cyclic annular array setting, and is a plurality of enclose between the holder and establish and form the centre gripping mouth, it holds the platform to set up the product in the centre gripping mouth.
2. The synchronous tightening clamp according to claim 1, wherein the tightening and releasing transmission assembly comprises an ejecting plate fixedly connected to the telescopic end of the clamping driver, a plurality of movable rods are hinged to the periphery of the ejecting plate, the outer ends of the movable rods are hinged to the lower end of the shifting shaft, and the upper end of the shifting shaft is hinged to the bottom of the clamping member.
3. A synchronously tightening clamp as claimed in claim 2, wherein at least one vertically disposed guiding pin is fixedly inserted through the top opening plate, at least one guiding and sliding hole is correspondingly formed in the product accommodating table, and the top end of the guiding pin penetrates into the guiding and sliding hole to form a sliding connection.
4. The synchronous tightening clamp according to claim 2, wherein the number of the clamping members is four, the clamping members are plate bodies, the clamping members have arc-shaped clamping edges, and the four clamping members are closed to enclose the clamping openings, so that the four clamping edges are spliced to form a perfect circle; the movable rods and the shifting shafts are eight in number, and each clamping piece corresponds to two movable rods and two shifting shafts.
5. The synchronous tightening clamp as claimed in claim 2, wherein the number of the clamping members is three, the clamping members are plate bodies, the clamping members have arc-shaped clamping edges, and the three clamping members are closed to enclose the clamping openings, so that the three clamping edges are spliced to form a perfect circle; the movable rods and the shifting shafts are three in number, and each clamping piece corresponds to one movable rod and one shifting shaft.
6. The synchronous tightening clamp as claimed in claim 1, wherein the shaft is an L-shaped rod, the top edge of the base has an insertion slot, a pin is fixed on the L-shaped corner of the shaft, and two ends of the pin penetrate into the slot wall of the insertion slot to form a rotational connection.
7. The synchronous tightening clamp according to claim 1, wherein the base comprises a bottom plate, a plurality of surrounding plates are erected on the bottom plate, the clamping driver is fixedly arranged at the centers of the inner peripheries of the surrounding plates, a plurality of shifting shafts are correspondingly hinged on the surrounding plates, the periphery of the product accommodating table is integrally and fixedly connected with a table edge, a plurality of clamping cavities are uniformly and concavely arranged on the periphery of the table edge, the top sides and the outer sides of the clamping cavities are both open, the inner sides of the clamping cavities are communicated with the product accommodating table, and the clamping pieces are embedded into the clamping cavities in a matching manner.
8. A synchronous tightening clamp as in claim 7, wherein the product receiving station comprises a circular table at the bottom, the periphery of the circular table being provided with an annular arc-shaped groove wall, the top edge of the arc-shaped groove wall engaging the inside of the clamping cavity.
9. The simultaneous tightening clamp according to claim 1, wherein the clamping actuator is any one of a cylinder, a hydraulic cylinder, an electric cylinder, and an electric push rod.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221130597.8U CN217493894U (en) | 2022-05-11 | 2022-05-11 | Synchronous tightening type clamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221130597.8U CN217493894U (en) | 2022-05-11 | 2022-05-11 | Synchronous tightening type clamp |
Publications (1)
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CN217493894U true CN217493894U (en) | 2022-09-27 |
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CN202221130597.8U Active CN217493894U (en) | 2022-05-11 | 2022-05-11 | Synchronous tightening type clamp |
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CN (1) | CN217493894U (en) |
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2022
- 2022-05-11 CN CN202221130597.8U patent/CN217493894U/en active Active
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