CN213350732U - Holding fixture for dip coating - Google Patents
Holding fixture for dip coating Download PDFInfo
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- CN213350732U CN213350732U CN202022318156.8U CN202022318156U CN213350732U CN 213350732 U CN213350732 U CN 213350732U CN 202022318156 U CN202022318156 U CN 202022318156U CN 213350732 U CN213350732 U CN 213350732U
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- cross beam
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- dip coating
- clamping
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Abstract
The utility model discloses a holding fixture for dip-coating, which comprises a hanging ring and an upper cross beam, wherein a pull rod is connected below the hanging ring, and the other end of the pull rod is connected with the upper cross beam; a lower cross beam is arranged below the upper cross beam, and the upper cross beam and the lower cross beam are connected through a vertical beam; the lower cross beam is of a rectangular structure formed by connecting four groups of cross beams, the lower end of the lower cross beam is provided with a lower transverse plate, two groups of cross beams which are opposite to each other are respectively provided with one group of clamping blocks, the rest two groups of cross beams which are opposite to each other are respectively provided with vertical grooves with the same number, the vertical grooves on the two groups of cross beams form axial symmetry by the central connecting line of the two groups of clamping blocks, and a group of supporting plates are matched in the two groups of vertical grooves which are symmetrical to each; the lower parts of the two ends of each group of supporting plates are respectively provided with a group of supporting oil cylinders. The utility model discloses beneficial effect does: the structure is simple and firm, all surfaces of the sand core can be dip-coated, and the dip-coating effect is good.
Description
Technical Field
The utility model relates to an anchor clamps field especially relates to a dip-coating is with keeping anchor clamps.
Background
The production of the casting needs a mould, and particularly for the casting with a complex structure, a high-precision sand core needs to be manufactured; after the sand core is manufactured, immersion coating is mostly carried out by adopting an integral dip-coating method.
The combined sand core is heavy and needs to be lifted for transferring and dip-coating after being clamped by a clamp; the sand core transferring dip-coating clamp in the prior art generally comprises two types, namely a scissor-type fork clamp and a cylinder clamp; in the two clamping modes, because the contact surfaces of the clamp and the sand core are fixed in the dip-coating process, the dip-coating liquid can not well adhere to the contact surfaces of the clamp and the sand core in the dip-coating process, so that the dip-coating effect is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a simple structure is firm, can keep anchor clamps to the psammitolite of each homoenergetic dip-coating of psammitolite.
The purpose of the utility model is realized through the following technical scheme:
a holding clamp for dip coating comprises a hanging ring and an upper cross beam, wherein a pull rod is connected below the hanging ring, and the other end of the pull rod is connected with the upper cross beam; and a lower cross beam is arranged below the upper cross beam, and the upper cross beam is connected with the lower cross beam through a vertical beam.
The lower cross beam is of a rectangular structure formed by connecting four groups of cross beams, the lower end of the lower cross beam is provided with a lower transverse plate, two groups of cross beams which are opposite to each other are respectively provided with one group of clamping blocks, the rest two groups of cross beams which are opposite to each other are respectively provided with vertical grooves with the same number, and the vertical grooves on the two groups of cross beams are in axial symmetry with the central connecting line of the two groups of clamping blocks and are matched with one group of supporting plates in the two groups of vertical grooves which are symmetrical to; the lower parts of the two ends of each group of supporting plates are respectively provided with a group of supporting oil cylinders.
Furthermore, the cross section of the lower transverse plate is L-shaped, and the upper end of the lower transverse plate is welded at the bottom of the lower cross beam.
Furthermore, two ends of the supporting plate are in sliding fit with the inner contour of the lower cross beam, a group of sliding blocks are respectively arranged on the lower portions of the two ends of the supporting plate, and the sliding blocks are in sliding fit with the vertical grooves.
Furthermore, the upper cross beam is a rectangular structure formed by four groups of cross beams, and the lower end of the pull rod is hinged to the joint of two adjacent groups of cross beams in the upper cross beam.
Furthermore, the supporting oil cylinders at the lower ends of any two groups of supporting plates in the holding fixture are a set of synchronous oil cylinder system.
Further, the clamping block comprises an air cylinder and a clamping plate, the air cylinder is installed on the lower cross beam, and the clamping plate is installed on an air pressure rod of the air cylinder.
Furthermore, a first clamping block is arranged on the clamping plate, a group of second clamping blocks is arranged on each of two sides of the first clamping block, and side plates protruding out of the end faces of the second clamping blocks are arranged at the upper end and the lower end of each second clamping block.
The utility model has the advantages of it is following:
the sand core dip-coating device is provided with the clamping blocks and the supporting plates capable of being adjusted up and down, so that the contact surface of the sand core and the clamp can be changed while the sand core is stably clamped during dip-coating, and the dip-coating effect is better.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection relationship between a single lower beam and a single support cylinder;
FIG. 3 is a schematic view of the clamping block structure of the present invention;
in the figure: 1-lifting ring, 2-lower beam, 3-upper beam, 4-vertical beam, 5-pull rod, 6-clamping block, 7-lower transverse plate, 8-supporting plate, 9-supporting oil cylinder, 61-air cylinder, 62-air pressure rod, 63-first clamping block, 64-side plate, 65-second clamping block and 66-vertical groove.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1-3, the holding fixture for dip coating comprises a lifting ring 1 and an upper cross beam 3, wherein 4 groups of pull rods 5 are connected below the lifting ring 1, the upper cross beam 3 is a rectangular structure formed by welding four groups of cross beams, and the lower ends of the pull rods 5 are hinged at the joint of two adjacent groups of cross beams in the upper cross beam 3.
The lower cross beam 2 is arranged below the upper cross beam 3, the lower cross beam 2 is of a rectangular structure with four groups of cross beams connected, the plane of the lower cross beam 2 is parallel to the plane of the upper cross beam 3, the upper cross beam 3 is connected with the lower cross beam 2 through 4 groups of vertical beams 4, and the upper cross beam 3, the lower cross beam 2 and the vertical beams 4 form a cubic frame structure.
The lower transverse plate 7 is installed at the lower end of the lower cross beam 2, the cross section of the lower transverse plate 7 is L-shaped, and the upper end of the lower transverse plate 7 is welded at the bottom of the lower cross beam 2.
Two groups of beams which are opposite to each other in the lower beam 2 are respectively provided with one group of clamping blocks 6, each clamping block 6 comprises an air cylinder 61 and a clamping plate, the air cylinder 61 is arranged on the lower beam 2, the clamping plate is arranged on an air pressure rod 62 of the air cylinder 61, the two groups of clamping blocks 6 are arranged oppositely, namely the air pressure rods 62 on the air cylinders 61 in the two groups of clamping blocks 6 face the air cylinders of the opposite surfaces, and the axes of the two groups of air pressure rods 62 are collinear.
Two groups of opposite crossbeams without the clamping block 6 are respectively provided with 4 groups of vertical slots 66, 8 groups of vertical slots 66 on the two groups of crossbeams are axially symmetrical by the axes of the two groups of air pressure rods 62, and a group of sliding blocks are in sliding fit in the two groups of vertical slots 66 which are mutually symmetrical, the two groups of sliding blocks are respectively welded on the lower end surfaces of the two sides of the supporting plate 8, the two ends of the supporting plate 8 are in sliding fit with the inner contour of the lower crossbeam 2, and the lower parts of the two ends of each group of supporting plate 8 are respectively provided; in this embodiment, the supporting plates are 4 groups in total and are parallel to each other, of the four groups of supporting plates 4, 4 groups of supporting cylinders 9 located at the lower ends of two groups of supporting plates 8 located at the outermost side are controlled by a flow dividing and collecting valve to form a set of synchronous cylinder system, and 4 groups of supporting cylinders 9 located at the lower ends of two groups of supporting plates 8 located at the inner side form a set of synchronous cylinder system.
Preferably, the clamping plate is provided with a first clamping block 63, a group of second clamping blocks 65 are respectively arranged on two sides of the first clamping block 63, and side plates 64 protruding out of the end surfaces of the second clamping blocks 65 are arranged at the upper end and the lower end of each second clamping block 65.
Preferably, in the dip coating holding jig, the entire structure is axisymmetric to a vertical plane on which the common axes of the two sets of pneumatic rods 62 are located.
The utility model discloses the theory of operation does: when the sand core is clamped, the air pressure rod pushes the clamping plate to advance to clamp the sand core, the second clamping blocks 65 are arranged on the left side and the right side of the first clamping block 63 respectively, the working surfaces of the second clamping blocks 65 are closer to the front side of the same side surface of the first clamping block 63, and when the sand core is clamped, the working surfaces of the second clamping blocks 65 directly act on the surface of the sand core, so that the same side surface of the first clamping block 63 is prevented from acting on the surface of the sand core, the acting surface of the sand core is reduced, the probability of damage to the surface of the sand core is reduced, the side plate 64 limits the sand core up and down; support cylinder 9 is installed to 8 lower extreme both sides of backup pad, and two liang of a set of two sets of synchronous hydro-cylinder systems of constituteing respectively in 4 support cylinder 9 of group's backup pad 8 below simultaneously, when the dip-coating, can use two sets of backup pads 8 in the outside respectively to support the dip-coating in psammitolite below, when to two sets of backup pads 8 in the outside and psammitolite contact surface dip-coating, can support with two sets of backup pads 8 of inboard, contracts the two sets of support cylinder 9 that support 8 below in the outside, vice.
Claims (7)
1. A holding jig for dip coating, characterized in that: the lifting device comprises a lifting ring (1) and an upper cross beam (3), wherein a pull rod (5) is connected below the lifting ring (1), and the other end of the pull rod (5) is connected with the upper cross beam (3); a lower cross beam (2) is arranged below the upper cross beam (3), and the upper cross beam (3) is connected with the lower cross beam (2) through a vertical beam (4);
the lower cross beam (2) is of a rectangular structure formed by connecting four groups of cross beams, the lower end of the lower cross beam (2) is provided with a lower transverse plate (7), two groups of cross beams which are randomly parallel to each other are respectively provided with a group of clamping blocks (6), the rest two groups of parallel cross beams are respectively provided with vertical grooves (66) with the same number, the vertical grooves (66) on the two groups of cross beams form an axisymmetric group by the central connecting line of the two groups of clamping blocks (6), and a group of supporting plates (8) are in sliding fit with the two groups of vertical grooves (66) which are mutually symmetric; the lower parts of the two ends of each group of supporting plates (8) are respectively provided with a group of supporting oil cylinders (9), and the supporting oil cylinders (9) are arranged on the lower transverse plate (7).
2. A dip coating holding jig according to claim 1, characterized in that: the cross section of the lower transverse plate (7) is L-shaped, and the upper end of the lower transverse plate (7) is welded at the bottom of the lower cross beam (2).
3. A dip coating holding jig according to claim 1, characterized in that: two ends of the supporting plate (8) are in sliding fit with the inner contour of the lower cross beam (2), a group of sliding blocks are arranged on the lower portions of the two ends of the supporting plate (8), and the sliding blocks are in sliding fit with the vertical grooves (66).
4. A dip coating holding jig according to claim 1, characterized in that: the upper cross beam (3) is of a rectangular structure consisting of four groups of cross beams, and the lower end of the pull rod (5) is hinged to the joint of two adjacent groups of cross beams in the upper cross beam (3).
5. A dip coating holding jig according to claim 1, characterized in that: and the supporting oil cylinders (9) at the lower ends of any two groups of supporting plates (8) in the holding clamp are a set of synchronous oil cylinder system.
6. A dip coating holding jig according to claim 1, characterized in that: the clamping block (6) comprises an air cylinder (61) and a clamping plate, the air cylinder (61) is installed on the lower cross beam (2), and the clamping plate is installed on an air pressure rod (62) of the air cylinder (61).
7. A dip coating holding jig according to claim 6, characterized in that: the clamping plate is provided with a first clamping block (63), a group of second clamping blocks (65) are arranged on two sides of the first clamping block (63), and side plates (64) protruding out of the end faces of the second clamping blocks (65) are arranged at the upper end and the lower end of each second clamping block (65).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022318156.8U CN213350732U (en) | 2020-10-16 | 2020-10-16 | Holding fixture for dip coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022318156.8U CN213350732U (en) | 2020-10-16 | 2020-10-16 | Holding fixture for dip coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213350732U true CN213350732U (en) | 2021-06-04 |
Family
ID=76130908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022318156.8U Active CN213350732U (en) | 2020-10-16 | 2020-10-16 | Holding fixture for dip coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213350732U (en) |
-
2020
- 2020-10-16 CN CN202022318156.8U patent/CN213350732U/en active Active
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