Clamping assembly with multiple stations and clamp
Technical Field
The invention relates to a clamping assembly with multiple stations and a clamp.
Background
At present, cell culture is more and more automatic, and cell culture in-process needs consumptive material such as many centrifuging tubes, in order to guarantee aseptic cultivation environment, the taking of consumptive material such as centrifuging tube adopts the manipulator to go on usually, because the shape of centrifuging tube and centrifugal tube cap is different, consequently, the anchor clamps kind on the manipulator is also very much, and this space that leads to the manipulator to occupy is big, and inflexible in the use.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a clamping assembly and a clamp with multiple stations.
The technical scheme of the invention is as follows:
a clamping assembly with multiple stations, comprising: the left clamping piece is sequentially provided with a left front clamping part, a left middle clamping part and a left rear clamping part from front to back; the right clamping piece is sequentially provided with a right front clamping part, a right middle clamping part and a right rear clamping part from front to back; the left front clamping part is provided with a left columnar part positioned at the front end and a left inwards concave clamping groove positioned at the right side; the right front clamping part is provided with a right columnar part positioned at the front end and a right inwards concave clamping groove positioned at the left side; the peripheries of the left columnar part and the right columnar part are respectively provided with a left arc-shaped surface and a right arc-shaped surface; the left middle clamping part is provided with a left clamping end extending downwards; the right middle clamping part is provided with a right clamping end extending downwards; the left side of the left clamping end is provided with a left clamping surface; the right side of the right clamping end is provided with a right clamping surface; the left rear clamping part is provided with a left two clamping grooves which are positioned on the right side and are concave inwards; the right rear clamping part is provided with a right two inwards concave clamping grooves which are positioned on the left side; the left columnar part and the right columnar part form a first clamping structure for clamping the inner hole; the left clamping groove and the right clamping groove form a second clamping structure for clamping the excircle; the left clamping end and the right clamping end form a third clamping structure for clamping the end face; and the left second clamping groove and the right second clamping groove form a fourth clamping structure for clamping the excircle.
The further technical scheme is as follows: the left front clamping part is provided with a left two clamping surfaces positioned on the left side; the right front clamping part is provided with a right two clamping surfaces positioned on the right side; and the left two clamping surfaces of the left front clamping part and the right two clamping surfaces of the right front clamping part form a fifth clamping structure.
The further technical scheme is as follows: the left front clamping part is provided with three left clamping surfaces positioned on the right side; the right front clamping part is provided with three right clamping surfaces positioned on the left side; and the left three clamping surfaces of the left front clamping part and the right three clamping surfaces of the right front clamping part form a sixth clamping structure.
The further technical scheme is as follows: the cross sections of the left clamping groove and the right clamping groove are both V-shaped, arc-shaped or oval.
The further technical scheme is as follows: the left clamping end is provided with three inwards concave left clamping grooves on the right side; the right clamping end is provided with three inwards concave right clamping grooves positioned on the left side; and the left three clamping grooves and the right three clamping grooves form a seventh clamping structure for clamping the excircle.
The further technical scheme is as follows: the cross sections of the left three clamping grooves and the right three clamping grooves are V-shaped, arc-shaped or oval.
The further technical scheme is as follows: the left second clamping groove comprises a first inclined surface section, a second inclined surface section and a first transition section connected between the first inclined surface section and the second inclined surface section; the right second clamping groove comprises a third inclined surface section, a fourth inclined surface section and a second transition section connected between the third inclined surface section and the fourth inclined surface section.
The further technical scheme is as follows: the first transition section and the second transition section are of plane structures.
The further technical scheme is as follows: the first transition section is provided with an inwards concave left arc-shaped section; the second transition section is provided with a concave right arc section.
A clamp, comprising: the clamping assembly with multiple stations, the mounting seat and the driving assembly are arranged as described above; the mounting seat is provided with a first sliding groove and a second sliding groove; the left clamping piece is provided with a left connecting part which is connected with the first sliding groove in a sliding manner; the left connecting part is fixed at the rear end of the left rear clamping part; the right clamping piece is provided with a right connecting part which is connected with the second sliding groove in a sliding manner; the right connecting part is fixed at the rear end of the right rear clamping part; the driving assembly drives the left clamping piece and the right clamping piece to approach or separate from each other.
Compared with the prior art, the invention has the technical effects that: the utility model provides a centre gripping subassembly with multistation, left holder, right holder constitute first, second, third, fourth clamping structure respectively, can be used to centre gripping hole, excircle face, terminal surface structure, have strong adaptability, the space that occupies is little, use nimble advantage.
The utility model provides an anchor clamps, adopts the above-mentioned centre gripping subassembly that has the multistation, and the manipulator need not frequently change the centre gripping subassembly when consumptive materials such as centre gripping centrifuging tube, comparison save time.
The invention is further described below with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a first perspective view of a clamping assembly with multiple stations in accordance with the present invention;
FIG. 2 is a top view of the embodiment of FIG. 1;
FIG. 3 is a second perspective view of the embodiment of FIG. 1;
fig. 4 is a perspective view of a clamp.
Reference numerals
100 clamp 10 clamp assembly
1 left front clamping part of left clamping piece 11
111 left column 112 left clamping groove
113 left two clamping surfaces 114 left three clamping surfaces
12 left middle clamping portion 121 left clamping end
Left back clamping part of three clamping grooves 13 on the left side of 121A
131 left two clamping grooves 131A first inclined surface section
131B second incline segment 131C first transition segment
14 left connecting part 2 right clamping piece
21 right front clamping part 211 right column part
212 right one holding groove 213 right two holding surfaces
214 right three clamping surfaces 22 right middle clamping part
221 Right clamping end 221A right three clamping grooves
Two right clamping grooves of 23 right rear clamping part 231
231A third ramp segment 231B fourth ramp segment
231C second transition section 24 right connecting part
3 first holding structure 4 second holding structure
5 third clamping structure 6 fourth clamping structure
7 fifth clamping structure 8 sixth clamping structure
9 seventh clamping structure 20 mounting seat
20A first chute 20B second chute
Detailed Description
In order to more fully understand the technical content of the present invention, the technical solution of the present invention is further described and illustrated below with reference to the schematic drawings, but not limited thereto.
A clamping assembly with multiple stations, comprising: left clamping member, right clamping member. The left clamping piece is sequentially provided with a left front clamping part, a left middle clamping part and a left rear clamping part from front to back. The right clamping piece is provided with a right front clamping part, a right middle clamping part and a right rear clamping part from front to back in sequence. Wherein, the left front clamping part is provided with a left column part positioned at the front end and a left clamping groove positioned at the right side and concaved inwards. The right front clamping part is provided with a right column-shaped part positioned at the front end and a right clamping groove positioned on the left side and concaved inwards. The periphery of left column portion, right column portion is equipped with left arcwall face, right arcwall face respectively, and left column portion, right column portion constitute the first clamping structure who is used for the centre gripping hole, and a left side centre gripping groove, a right side centre gripping groove constitute the second clamping structure who is used for the centre gripping excircle. The left middle clamping part is provided with a left clamping end extending downwards, the right middle clamping part is provided with a right clamping end extending downwards, the left side of the left clamping end is provided with a left clamping surface, the right side of the right clamping end is provided with a right clamping surface, and the left clamping end and the right clamping end form a third clamping structure for clamping end surfaces. The left back clamping part is provided with a left two clamping grooves which are positioned on the right side and are concave inwards, the right back clamping part is provided with a right two clamping grooves which are positioned on the left side and are concave inwards, and the left two clamping grooves and the right two clamping grooves form a fourth clamping structure for clamping an excircle. But first clamping structure, second clamping structure, third clamping structure, fourth clamping structure centre gripping hole, excircle, terminal surface, applicable in the centrifuging tube and the centrifuging tube cap of different specifications.
As shown in fig. 1 and 2, a clamping assembly 10 with multiple stations comprises: a left clamping piece 1 and a right clamping piece 2. The left clamping piece 1 is provided with a left front clamping part 11, a left middle clamping part 12 and a left rear clamping part 13 from front to back in sequence. The right clamping piece 2 is provided with a right front clamping part 21, a right middle clamping part 22 and a right rear clamping part 23 from front to back in sequence. The left front clamping portion 11 has a left column portion 111 at the front end and a left concave clamping groove 112 at the right side. The right front holding portion 21 is provided with a right column portion 211 at the front end and a right concave holding groove 212 at the left side. The peripheries of the left column-shaped part 111 and the right column-shaped part 211 are respectively provided with a left arc-shaped surface and a right arc-shaped surface, the left column-shaped part 111 and the right column-shaped part 211 form a first clamping structure 3 for clamping an inner hole, and the left clamping groove 112 and the right clamping groove 212 form a second clamping structure 4 for clamping an outer circle. The left middle clamping part 12 is provided with a left clamping end 121 extending downwards, the right middle clamping part 22 is provided with a right clamping end 221 extending downwards, the left side of the left clamping end 121 is provided with a left clamping surface, the right side of the right clamping end 221 is provided with a right clamping surface, and the left clamping end 121 and the right clamping end 221 form a third clamping structure 5 for clamping end surfaces. The left rear clamping portion 13 is provided with a left second clamping groove 131 which is positioned on the right side and is concave inwards, the right rear clamping portion 23 is provided with a right second clamping groove 231 which is positioned on the left side and is concave inwards, and the left second clamping groove 131 and the right second clamping groove 231 form a fourth clamping structure 6 for clamping the excircle. But first clamping structure 3, second clamping structure 4, third clamping structure 5, fourth clamping structure 6 centre gripping hole, excircle, terminal surface, applicable in the centrifuging tube and the centrifuging tube cap of different specifications.
Preferably, the left front clamping portion 11 is provided with a left second clamping surface 113 positioned on the left side, the right front clamping portion 21 is provided with a right second clamping surface 213 positioned on the right side, and the left second clamping surface 113 of the left front clamping portion 11 and the right second clamping surface 213 of the right front clamping portion 21 constitute the fifth clamping structure 7. The fifth clamping structure 7 and the third clamping structure 5 can be used for clamping end faces, for example, the centrifuge tube cap is a regular octagonal structure.
Preferably, the left front clamping portion 11 is provided with the left three clamping surfaces 114 positioned on the right side, the right front clamping portion 21 is provided with the right three clamping surfaces 214 positioned on the left side, and the left three clamping surfaces 114 of the left front clamping portion 11 and the right three clamping surfaces 214 of the right front clamping portion 21 constitute the sixth clamping structure 8.
Preferably, the cross sections of the left clamping groove 112 and the right clamping groove 212 are V-shaped, and in this embodiment, the included angle of the V-shaped grooves ranges from 130 ° to 150 °. In other embodiments, the cross-sections of the left clamping groove 112 and the right clamping groove 212 are circular arc-shaped or oval-shaped.
Preferably, the left clamping end 121 is provided with a left three concave clamping grooves 121A located on the right side, the right clamping end 221 is provided with a right three concave clamping grooves 221A located on the left side, and the left three clamping grooves 121A and the right three clamping grooves 221A form a seventh clamping structure 9 for clamping the outer circle. The cross sections of the left three clamping grooves 121A and the right three clamping grooves 221A are V-shaped, and in the embodiment, the included angle of the V-shaped grooves ranges from 90 degrees to 120 degrees. In other embodiments, the cross-sections of the left and right clamping grooves 121A, 221A are circular arc-shaped or elliptical.
Preferably, the left second clamping groove 131 includes a first slope section 131A, a second slope section 131B, and a first transition section 131C connected between the first slope section 131A and the second slope section 131B. The right two clamping grooves 231 include a third inclined surface section 231A, a fourth inclined surface section 231B, and a second transition section 231C connected between the third inclined surface section 231A and the fourth inclined surface section 231B.
Specifically, the first transition section 131C and the second transition section 231C are of a planar structure, the first transition section 131C is provided with a concave left arc-shaped section, and the second transition section 231C is provided with a concave right arc-shaped section. The first inclined surface section 131A, the second inclined surface section 131B, the third inclined surface section 231A and the fourth inclined surface section 231B can be used for clamping the excircle structure, and the excircle structure can also be clamped through the left arc-shaped section and the right arc-shaped section.
During the concrete implementation, form the elliptic cylinder after left column portion 111, right column portion 211 laminating for the interior circle of consumptive material such as centre gripping centrifuging tube. In other embodiments, the left column portion 111 and the right column portion 211 may be bonded to form a cylindrical structure.
During specific implementation, the second clamping structure 4, the fourth clamping structure 6 and the seventh clamping structure 9 are used for clamping consumables such as centrifuge tubes with different diameters.
In specific implementation, the third clamping structure 5 and the fifth clamping structure 7 are used for clamping the inner wall of the centrifuge tube cap. The sixth clamping structure 8 is used for clamping the outer end surface of the centrifuge tube cap.
As shown in fig. 3, a jig 100 includes: the clamping assembly 10 with multiple stations, the mounting seat 20 and the driving assembly are described above, and the mounting seat 20 is provided with a first sliding groove 20A and a second sliding groove 20B. The left clamping piece 1 is provided with a left connecting part 14 which is connected with the first sliding groove 20A in a sliding mode, the left connecting part 14 is fixed at the rear end of the left rear clamping part 13, the right clamping piece 2 is provided with a right connecting part 24 which is connected with the second sliding groove 20B in a sliding mode, and the right connecting part 24 is fixed at the rear end of the right rear clamping part 23. Drive assembly drives left holder 1 respectively, right holder 2 is close to or keeps away from, so that left holder 1, right holder 2 forms the centre gripping relation, during the concrete implementation, anchor clamps 100 alternate different positions, press from both sides tight structure through the difference and come centre gripping centrifuging tube or centrifuge tube cap, it utilizes the centre gripping structure of multistation to come consumptive materials such as the centrifuging tube of centre gripping different specifications to have realized an anchor clamps 100, the structure of anchor clamps 100 has been simplified, the big problem of anchor clamps 100 occupation space has also been solved.
The technical contents of the present invention are further illustrated by the examples to facilitate the understanding of the reader, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation based on the present invention is protected by the present invention, and the scope of the present invention is subject to the claims.