CN217800350U - Large-scale hollow front clamp - Google Patents
Large-scale hollow front clamp Download PDFInfo
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- CN217800350U CN217800350U CN202221896462.2U CN202221896462U CN217800350U CN 217800350 U CN217800350 U CN 217800350U CN 202221896462 U CN202221896462 U CN 202221896462U CN 217800350 U CN217800350 U CN 217800350U
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Abstract
The utility model discloses a large-scale hollow front clamp, which relates to the technical field of clamps, and is arranged at the end part of a base of a necking machine, and comprises an inner fixing ring arranged at the end part of the base of the necking machine; the end part, far away from the base of the necking machine, of the inner fixing ring is fixedly connected with a support ring, the support ring is connected with an automatic clamp assembly, the automatic clamp assembly comprises a pushing assembly and a clamping assembly, the pushing assembly and the clamping assembly are both fixedly connected with the inner fixing ring, the pushing assembly is connected with the clamping assembly, and the restoring force of the pushing assembly drives the clamping assembly to be close to the center of the inner fixing ring; in this way, the utility model discloses automatic clamp subassembly's promotion subassembly drives clamping unit and removes, and automatic clamp subassembly passes through the parallelogram rule of lever principle and power, makes a concerted effort, component force, enlargies and reduces and can transmit in succession, and the card foot remains the required power of design throughout under static load and alternating load, and the size can set up to being fit for 800 millimeters.
Description
Technical Field
The utility model relates to an anchor clamps technical field, concretely relates to large-scale hollow front clamp.
Background
Currently, hollow clamps of 300 mm or less are mainly used in the nc machine tool industry because of material limitations. The force of the clamp comes from hydraulic or pneumatic pressure. Therefore, the sealing ring of the rotary oil cylinder (air cylinder) with the size of more than 300 millimeters is limited by the linear velocity and is easy to wear and leak, and finally, the sealing ring is broken.
Based on this, the utility model designs a leading anchor clamps of large-scale cavity in order to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned shortcoming that prior art exists, the utility model provides a leading anchor clamps of large-scale cavity.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
the large-scale hollow front clamp is arranged at the end part of the base of the necking machine and comprises an inner fixing ring which is arranged at the end part of the base of the necking machine;
the end fixedly connected with support ring of closing in machine base is kept away from to interior solid fixed ring, the support ring is connected with automatic clamp subassembly, automatic clamp subassembly is including promoting subassembly and clamping components, promote subassembly and clamping components all with interior solid fixed ring fixed connection, promote the subassembly and be connected with clamping components, promote subassembly restoring force drive clamping components and be close to the interior solid fixed ring centre of a circle, the clamping components that the interior solid fixed ring centre of a circle is close to realizes pressing from both sides tight processing.
Furthermore, the clamping assembly comprises a sliding ring, an outer ring plate, an arc-shaped clamping plate, an arc-shaped limiting sliding block movable groove, an arc-shaped clamping plate connecting block, a straight sliding plate, a straight sliding groove, an arc-shaped clamping plate movable groove and a limiting sliding groove, wherein the outer wall of the outer ring plate is installed on the outer wall of an inner fixing ring, the outer side of the end part, close to the base of the necking machine, of the inner fixing ring is provided with the sliding ring movable groove, the sliding ring is in fit sliding connection with the sliding ring, the end part, far away from the base of the necking machine, of the sliding ring is fixedly connected with the arc-shaped limiting sliding block at equal intervals along the circumferential direction, the outer wall of the inner fixing ring is provided with the arc-shaped limiting sliding block movable groove at equal intervals along the circumferential direction, the straight sliding groove is formed in the side wall of the arc-shaped limiting sliding block movable groove, the straight sliding plate is connected with the arc-shaped clamping plate connecting block fixedly connected between the straight sliding plates, the upper end of the arc-shaped clamping plate connecting block is provided with the arc-shaped limiting sliding block, the arc-shaped clamping plate bottom of the limiting sliding groove is fixedly connected with the arc-shaped clamping plate, and the arc-shaped clamping plate inner wall of the inner fixing ring is provided with the arc-shaped clamping plate.
Furthermore, the arc-shaped inner wall of the sliding ring is in fit sliding connection with the outer wall of the movable groove of the sliding ring.
Furthermore, the automatic clamp assembly comprises a disc spring outer limiting thread column, an outer cover, a disc spring and a disc spring mounting transverse groove, the inner fixing ring is provided with a plurality of identical disc spring mounting transverse grooves, the end part of the inner fixing ring, far away from the closing-up machine base, of the outer fixing ring is fixedly connected with the outer cover, the inner fixing ring is provided with the disc spring outer limiting thread column, and the inner end of the outer cover is fixedly connected with the disc spring.
Furthermore, the end part of the disc spring close to the base of the necking machine is fixedly connected with the sliding ring.
Furthermore, the slip ring is provided with a disc spring inner limiting thread column, the disc spring inner limiting thread column is arranged in the disc spring, and the end part of the disc spring outer limiting thread column close to the closing machine base is connected with a slip hole arranged at the end part of the disc spring inner limiting thread column far away from the closing machine base in a sliding mode.
Furthermore, the automatic clamp assembly is connected with an unlocking assembly, and the unlocking assembly is connected with the necking machine base.
Furthermore, the unlocking assembly comprises an unlocking oil cylinder and a connecting ring, the unlocking oil cylinder is installed at the end part of the closing machine base along the circumferential direction, the driving end of the unlocking oil cylinder is connected with the connecting ring, and the connecting ring is arranged on the outer side of the supporting ring.
Advantageous effects
Adopt the utility model provides a technical scheme compares with known public technique, has following beneficial effect:
the utility model discloses the promotion subassembly of automatic clamp subassembly drives clamping unit and removes, and the parallelogram rule of automatic clamp subassembly through lever principle and power makes a concerted effort, component, enlargies and reduces and can transmit in succession, and the card foot remains throughout to design required power under static load and alternating load, and the size can set up to being fit for 800 millimeters. The utility model discloses unblock subassembly promotes clamping component and removes, and clamping component conveniently carries out the unblock and opens after removing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a first perspective view of the large hollow front clamp of the present invention when connected to a liquid storage tank;
FIG. 2 is a front view of the structure of the large hollow front clamp of the present invention when connected with the liquid storage tank;
FIG. 3 is a left side view of the structure of the large hollow front clamp of the present invention when connected with the liquid storage tank;
FIG. 4 is a second perspective view of the large hollow lead screw of the present invention when connected to a fluid reservoir;
fig. 5 isbase:Sub>A cross-sectional view of the invention taken along the linebase:Sub>A-base:Sub>A of fig. 2;
fig. 6 is a square cross-sectional view along B-B of fig. 3 according to the present invention;
fig. 7 is a cross-sectional view of the invention taken along the line C-C of fig. 3;
fig. 8 is the utility model discloses an arc limit sliding block and connection structure sketch map thereof.
The reference numerals in the drawings denote:
1. the necking machine comprises a necking machine base 2, an unlocking cylinder 3, a connecting ring 4, a sliding ring 5, an outer ring plate 6, a disc spring outer limiting threaded column 7, an arc-shaped clamping plate 8, a supporting ring 9, an arc-shaped limiting sliding block 10, an arc-shaped limiting sliding block movable groove 11, an arc-shaped clamping plate connecting block 12, an outer cover 13, a disc spring inner limiting threaded column 14, a disc spring 15, a disc spring mounting transverse groove 16, a straight sliding plate 17, a straight sliding groove 18, a sliding ring movable groove 19, an arc-shaped clamping plate movable groove 20, a limiting sliding groove 21 and an inner fixing ring.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention will be combined below to clearly and completely describe the technical solution in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Example 1
As shown in fig. 1-8, the large-scale hollow front clamp is mounted at the end of the closing-in machine base 1, and the large-scale hollow front clamp includes an inner fixing ring 21, and the inner fixing ring 21 is mounted at the end of the closing-in machine base 1;
the end part, far away from the shell nosing machine base 1, of the inner fixing ring 21 is fixedly connected with a support ring 8, the support ring 8 is connected with an automatic clamp assembly, the automatic clamp assembly comprises a pushing assembly and a clamping assembly, the pushing assembly and the clamping assembly are both fixedly connected with the inner fixing ring 21, the pushing assembly is connected with the clamping assembly, the restoring force of the pushing assembly drives the clamping assembly to be close to the circle center of the inner fixing ring 21, and the clamping assembly close to the circle center of the inner fixing ring 21 realizes clamping processing;
the inner fixing ring 21 is fixedly connected with the end part of the support ring 8 far away from the closing-in machine base 1.
The clamping assembly comprises a sliding ring 4, an outer ring plate 5, an arc-shaped clamping plate 7, an arc-shaped limiting sliding block 9, an arc-shaped limiting sliding block movable groove 10, an arc-shaped clamping plate connecting block 11, a straight sliding plate 16, a straight sliding groove 17, an arc-shaped clamping plate movable groove 19 and a limiting sliding groove 20, wherein the outer wall of the outer ring plate 5 is installed on the outer wall of an inner fixing ring 21, a sliding ring movable groove 18 is formed in the outer side of the end part, close to the closing machine base 1, of the inner fixing ring 21, the sliding ring 4 is connected in the sliding ring movable groove 18 in an attached and sliding mode, the end part, far away from the closing machine base 1, of the sliding ring 4 is fixedly connected with the arc-shaped limiting sliding block 9 at equal intervals along the circumferential direction, the outer wall of the inner fixing ring 21 is provided with the arc-shaped limiting sliding block movable groove 10 at equal intervals along the circumferential direction, a straight sliding groove 17 is formed in the side wall of the arc-shaped sliding block movable groove 10, the straight sliding groove 17 is connected with the straight sliding plate 16 in the sliding way, the arc-shaped clamping plate connecting block 11 is fixedly connected between the straight sliding plates 16, the arc-shaped clamping plate connecting block 11, the limiting sliding groove 20 matched with the arc-shaped limiting sliding block 9 is formed in the upper end of the arc-shaped clamping plate connecting block 11, the arc-shaped clamping plate 7 is fixedly connected with the arc-shaped clamping plate 7, the inner wall of the inner fixing ring 21, the arc-shaped clamping plate movable groove 19 in an attached and slidably connected with the arc-shaped clamping plate 7;
the arc inner wall of the sliding ring 4 is jointed and connected with the outer wall of the sliding ring movable groove 18 in a sliding way;
the automatic clamp assembly comprises a disc spring outer limit threaded column 6, an outer cover 12, a disc spring 14 and a disc spring mounting transverse groove 15, the inner fixing ring 21 is provided with a plurality of identical disc spring mounting transverse grooves 15, the outer cover 12 is fixedly connected to the end, far away from the necking machine base 1, of the inner fixing ring 21, the disc spring outer limit threaded column 6 is mounted on the inner fixing ring 21, and the disc spring 14 is fixedly connected to the inner end of the outer cover 12;
the end part of the disc spring 14 close to the closing machine base 1 is fixedly connected with the sliding ring 4;
the sliding ring 4 is provided with a disc spring inner limiting threaded column 13, the disc spring inner limiting threaded column 13 is arranged in a disc spring 14, and the end part of the disc spring outer limiting threaded column 6 close to the necking machine base 1 is in sliding connection with a sliding hole arranged at the end part of the disc spring inner limiting threaded column 13 far away from the necking machine base 1;
the pushing assembly of the automatic clamp assembly drives the clamping assembly to move, the automatic clamp assembly can continuously transmit resultant force, component force, amplification and reduction through a lever principle and a force parallelogram rule, the clamping foot always keeps the force required by design under static load and alternating load, and the size can be set to be suitable for 800 mm.
The automatic clamp assembly is connected with an unlocking assembly, and the unlocking assembly is connected with the necking machine base 1;
the unlocking assembly comprises an unlocking oil cylinder 2 and a connecting ring 3, the unlocking oil cylinder 2 is installed at the end part of the necking machine base 1 along the circumferential direction, the driving end of the unlocking oil cylinder 2 is connected with the connecting ring 3, and the connecting ring 3 is arranged on the outer side of the supporting ring 8;
the end of the connecting ring 3 far away from the necking machine base 1 is fixedly connected with the end of the sliding ring 4 close to the necking machine base 1.
The unlocking assembly pushes the clamping assembly to move, and the clamping assembly is convenient to unlock and open after moving.
When the automatic clamp assembly is used, the unlocking assembly drives the unlocking oil cylinder 2 to push the connecting ring 3 to move, the connecting ring 3 pushes the arc-shaped limiting sliding block 9 of the unlocking assembly of the automatic clamp assembly to move outwards, the arc-shaped limiting sliding block 9 barrel limiting sliding groove 20 of the arc-shaped limiting sliding block 9 drives the arc-shaped clamping plate connecting block 11 to move upwards, the arc-shaped clamping plate connecting block 11 drives the arc-shaped clamping plate 7 to move upwards, then a workpiece is placed in the arc-shaped clamping plate 7, the unlocking oil cylinder 2 is subjected to pressure relief treatment, the disc spring 14 of the pushing assembly of the automatic clamp assembly pushes the sliding ring 4 of the clamping assembly to move towards the necking machine base 1, the sliding ring 4 drives the arc-shaped limiting sliding block 9 to move towards the necking machine base 1, the arc-shaped limiting sliding block 9 drives the arc-shaped clamping plate connecting block 11 to move through the limiting sliding groove 20, under the coordination of a straight sliding plate 16 and a straight sliding groove 17, an arc-shaped clamping plate connecting block 11 moves towards the circle center of an inner fixing ring 21, an arc-shaped clamping plate 7 drives the arc-shaped clamping plate connecting block 11 to move towards the circle center of the inner fixing ring 21, the arc-shaped clamping plate 7 is clamped after the arc-shaped clamping plate 7 is in contact with a workpiece, then the workpiece is subjected to closing-in treatment through an external closing-in machine to obtain a formed part, an automatic clamp assembly can continuously transmit resultant force, component force, amplification and reduction through a lever principle and a parallelogram rule of force, and a clamping foot always keeps the force required by design under static load and alternating load, and the size can be set to be suitable for 800 mm; after processing, the unblock subassembly pushes away and drives unblock hydro-cylinder 2 and promote go-between 3 and remove, and go-between 3 promotes the spacing sliding block 9 of arc of the unblock subassembly of automatic clamp subassembly and outwards removes, and the spacing spout 20 of the spacing sliding block 9 section of thick bamboo of arc drives arc splint connecting block 11 and upwards removes, and arc splint connecting block 11 drives arc splint 7 and upwards removes, and arc splint 7 separates with the formed part, and the convenient unblock of clamp assembly is opened after removing.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (8)
1. Leading anchor clamps of large-scale cavity, leading anchor clamps of large-scale cavity are installed in closing up machine base (1) tip, and leading anchor clamps of large-scale cavity include internal fixation ring (21), its characterized in that: the inner fixing ring (21) is arranged at the end part of the necking machine base (1);
end fixedly connected with support ring (8) of closing in machine base (1) are kept away from to interior solid fixed ring (21), support ring (8) are connected with automatic clamp subassembly, automatic clamp subassembly is including promoting subassembly and clamping components, promote subassembly and clamping components all with interior solid fixed ring (21) fixed connection, promote the subassembly and be connected with clamping components, promote the subassembly and restore force drive clamping components and be close to interior solid fixed ring (21) centre of a circle, the clamping components that is close to interior solid fixed ring (21) centre of a circle realizes pressing from both sides tight processing.
2. The large-sized hollow front clamp according to claim 1, wherein the clamping assembly comprises a sliding ring (4), an outer ring plate (5), an arc-shaped clamping plate (7), an arc-shaped limiting sliding block (9), an arc-shaped limiting sliding block movable groove (10), an arc-shaped clamping plate connecting block (11), a straight sliding plate (16), a straight sliding groove (17), an arc-shaped clamping plate movable groove (19) and a limiting sliding groove (20), the outer wall of the outer ring plate (5) is installed on the outer wall of an inner fixing ring (21), the outer side of the end part, close to the necking machine base (1), of the inner fixing ring (21) is provided with the sliding ring movable groove (18), the sliding ring (4) is connected in a sliding manner in the sliding ring movable groove (18) in an attaching manner, the straight sliding groove (17) is formed in the side wall of the arc-shaped limiting sliding block (4) far away from the necking machine base (1), the arc-shaped limiting sliding block (9) is fixedly connected in an equidistant manner along the circumferential direction, the outer wall of the inner fixing ring (21) is provided with the arc-shaped limiting sliding block movable groove (10) in an equidistant manner along the circumferential direction, the arc-shaped limiting sliding groove (17) is formed in the side wall of the arc-shaped limiting sliding block movable groove (10), the arc-shaped limiting sliding block (17) is formed in a sliding groove (16), the straight sliding groove (17) is formed in a sliding manner, the inner sliding plate sliding manner, the arc-shaped sliding plate sliding groove (16) is connected with the arc-shaped limiting sliding block (11), the upper end of the arc-shaped limiting sliding block (11) is connected in the arc-shaped limiting sliding groove (11) and matched with the arc-shaped limiting sliding block (11), spacing spout (20) bottom fixedly connected with arc splint (7), interior fixed ring (21) inner wall is seted up and is laminated sliding connection's arc splint activity groove (19) with arc splint (7).
3. The large-scale hollow front clamp according to claim 2, characterized in that the arc-shaped inner wall of the sliding ring (4) is in fit sliding connection with the outer wall of the sliding ring movable groove (18).
4. The large-sized hollow front clamp according to claim 3, wherein the automatic clamp assembly comprises a disc spring outer limit threaded column (6), an outer cover (12), a disc spring (14) and a disc spring mounting transverse groove (15), the inner fixing ring (21) is provided with a plurality of identical disc spring mounting transverse grooves (15), the outer cover (12) is fixedly connected to the end portion, far away from the shell nosing machine base (1), of the inner fixing ring (21), the disc spring outer limit threaded column (6) is mounted on the inner fixing ring (21), and the disc spring (14) is fixedly connected to the inner end of the outer cover (12).
5. Large hollow front clamp according to claim 4, characterized in that the end of the disc spring (14) close to the closing-in machine base (1) is fixedly connected with the sliding ring (4).
6. The large-sized hollow front clamp according to claim 5, wherein the sliding ring (4) is provided with a disc spring inner limit threaded column (13), the disc spring inner limit threaded column (13) is arranged in the disc spring (14), and the end part of the disc spring outer limit threaded column (6) close to the necking machine base (1) is connected with a sliding hole arranged at the end part of the disc spring inner limit threaded column (13) far away from the necking machine base (1) in a sliding manner.
7. Large hollow front clamp according to claim 6, characterized in that an unlocking assembly is connected to the automatic clamp assembly and connected to the closing-in machine base (1).
8. The large-scale hollow front clamp according to claim 7, wherein the unlocking assembly comprises an unlocking oil cylinder (2) and a connecting ring (3), the unlocking oil cylinder (2) is installed at the end of the necking machine base (1) along the circumferential direction, the connecting ring (3) is connected to the driving end of the unlocking oil cylinder (2), and the connecting ring (3) is arranged on the outer side of the supporting ring (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221896462.2U CN217800350U (en) | 2022-07-22 | 2022-07-22 | Large-scale hollow front clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221896462.2U CN217800350U (en) | 2022-07-22 | 2022-07-22 | Large-scale hollow front clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217800350U true CN217800350U (en) | 2022-11-15 |
Family
ID=83968850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221896462.2U Active CN217800350U (en) | 2022-07-22 | 2022-07-22 | Large-scale hollow front clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217800350U (en) |
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2022
- 2022-07-22 CN CN202221896462.2U patent/CN217800350U/en active Active
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