CN211841006U - Clamp for machining inner hole support of suspended thin-wall structure - Google Patents
Clamp for machining inner hole support of suspended thin-wall structure Download PDFInfo
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- CN211841006U CN211841006U CN201922498113.XU CN201922498113U CN211841006U CN 211841006 U CN211841006 U CN 211841006U CN 201922498113 U CN201922498113 U CN 201922498113U CN 211841006 U CN211841006 U CN 211841006U
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Abstract
The utility model discloses an anchor clamps for processing unsettled thin wall construction hole support, include: the middle part of the bottom plate is provided with a vertical plate, a plurality of front side positioning blocks which can be abutted against the outer peripheral wall of the bracket during processing are formed on the vertical plate, and the front side positioning blocks jointly form a front side reference plane; the clamping piece is arranged in parallel with the vertical plate, a plurality of rear side positioning blocks which can be abutted against the rear side wall of the bracket during processing are formed on the clamping piece, and the rear side positioning blocks jointly form a rear side reference plane; the plurality of intracavity positioning blocks are vertically arranged on the vertical plate, and the outer side walls of the intracavity positioning blocks are respectively abutted against the cavity wall of the support during machining; and the thin-wall propping block is vertically arranged on the vertical plate, and the end part of the thin-wall propping block props against the front side wall of the suspended thin-wall structure during processing. During machining, the vibration of the suspended thin-wall structure is transmitted and absorbed to the vertical plate, so that the effect of reducing the vibration amplitude of the suspended thin-wall structure is achieved, and the punching precision is guaranteed.
Description
Technical Field
The utility model relates to a processing anchor clamps, in particular to anchor clamps for processing unsettled thin-walled structure hole support.
Background
An existing bracket is a part in a 5G base station structural member, and the bracket has assembly requirements with other products.
As shown in fig. 1, the bracket is shell-shaped, the outer peripheral wall of the bracket surrounds and forms a cavity, the opening of the cavity faces to the front side and the reverse side, the suspended thin-wall structure is designed in the middle of the cavity, and two ends of the suspended thin-wall structure are fixedly connected with the inside of the cavity. In order to meet the assembly requirement, a pair of through holes needs to be formed in the suspended thin-wall structure, and the through holes penetrate through the suspended thin-wall structure from top to bottom.
Before processing, the support is clamped and fixed through the existing clamp. As shown in fig. 1, the conventional jig includes a plurality of positioning blocks respectively clamped at the front and rear sides of the holder, and the positioning block at the front side forms a reference plane and abuts against the periphery of the outer circumferential wall; the positioning blocks on the rear side also form a reference plane and abut against the rear side wall of the bracket. The two reference planes are clamped, so that the support is limited to move forwards and backwards in the machining process. Meanwhile, the left end and the right end of the bracket are respectively provided with a limiting block which is abutted against the left side surface and the right side surface of the bracket so as to limit the movement of the bracket in the left-right direction. The bottom of the bracket is placed on the bottom plate to provide support for the bracket.
Because the unsettled thin-walled structure of support is thinner, vibration takes place easily in the course of working to two on the unsettled thin-walled structure wait the processing hole interval in vertical direction great, adopt current anchor clamps to press from both sides tight processing, the hole that leads to processing out obviously deviates from the design position easily, and the axiality of two holes does not reach the requirement, and then influences the assembly.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide an anchor clamps for processing unsettled thin-walled structure hole support, can reduce the amplitude of unsettled thin-walled structure in the course of working, ensure the precision of processing.
The utility model adopts the technical proposal that: a fixture for processing a suspended thin-wall structure inner hole bracket comprises:
the middle part of the bottom plate is provided with a vertical plate, a plurality of front side positioning blocks which can be abutted against the outer peripheral wall of the bracket during processing are formed on the vertical plate, and the front side positioning blocks jointly form a front side reference plane;
the clamping piece is arranged in parallel with the vertical plate, a plurality of rear side positioning blocks which can be abutted against the rear side wall of the bracket during processing are formed on the clamping piece, and the rear side positioning blocks jointly form a rear side reference plane;
the plurality of intracavity positioning blocks are vertically arranged on the vertical plate, the outer side walls of the intracavity positioning blocks are respectively abutted against the cavity wall of the bracket during processing, and at least two intracavity positioning blocks are respectively abutted against the upper inner side and the lower inner side of the cavity wall; and
and the thin-wall propping block is vertically arranged on the vertical plate, and the end part of the thin-wall propping block props against the front side wall of the suspended thin-wall structure during processing.
Furthermore, the number of the clamping pieces is four, the clamping pieces are arranged on two sides of the vertical plate in pairs respectively, and a clamp is formed between each clamping piece and the vertical plate.
Furthermore, the number of the front side positioning blocks and the number of the rear side positioning blocks are three.
Further, the front side positioning block and the rear side positioning block are both cylindrical positioning blocks.
Furthermore, the number of the positioning blocks in the cavity is three, two of the positioning blocks are abutted to the upper part of the cavity wall, and the other positioning block is abutted to the lower part of the cavity wall.
Further, the cavity positioning block is a square positioning block.
Furthermore, the area of the thin-wall propping block is larger than the area formed by surrounding the front side wall of the suspended thin-wall structure, and the thin-wall propping block completely covers the front side wall of the suspended thin-wall structure.
Has the advantages that: the utility model discloses in, through increasing the thin wall and supporting the kicking block, add man-hour, the thin wall supports the preceding lateral wall butt of kicking block and unsettled thin-walled structure. Under the butt of thin wall top block, the vibration of unsettled thin-walled structure is absorbed to the riser by the transmission, and then has reached the effect that reduces unsettled thin-walled structure vibration range to guarantee the precision of punching.
Drawings
The invention will be further described with reference to the following figures and examples:
FIG. 1 is a schematic view of a state in which a holder is clamped using a prior art clamp;
FIG. 2 is a schematic structural diagram of a conventional stent;
fig. 3 is a schematic view showing a state where the holder is clamped by the clamp of the present embodiment.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 and 2, for a conventional bracket and a clamp for fixing and clamping the bracket, the bracket 1 is in a housing shape, a cavity is formed around the outer peripheral wall of the bracket 1, and a suspended thin-walled structure 101 needs to be formed in the cavity of the bracket 1. In order to meet the assembly requirement, a pair of through holes 102 needs to be processed on the suspended thin-wall structure 101, and a certain distance is reserved between the two through holes 102. The state diagram of clamping the bracket 1 by using the existing clamp is shown in fig. 1, and the clamp is not specially designed for processing a hole with a suspended thin-wall structure 101, so that when a through hole 102 is processed, the suspended thin-wall structure 101 is easy to vibrate, the precision of the processed through hole 102 is low, and the precision of assembly is further influenced.
Referring to fig. 3, in the present embodiment, a fixture for machining an inner hole bracket of a suspended thin-walled structure is provided, and the fixture mainly comprises a bottom plate 20, a clamping piece 30 and a driving device for driving the clamping piece 30 to move. Wherein the middle part of the bottom plate 20 is provided with a vertical plate 40, the vertical plate 40 is provided with a plurality of front side positioning blocks 41 which can be abutted against the outer peripheral wall of the bracket 1 during processing, the front side positioning blocks 41 jointly form a front side reference plane, the clamping piece 30 is arranged in parallel with the vertical plate 40, the clamping piece 30 is provided with a plurality of rear side positioning blocks 31 which can be abutted against the rear side wall of the bracket 1 during processing, and the rear side positioning blocks 31 jointly form a rear side reference plane.
Meanwhile, a plurality of cavity positioning blocks 42 are vertically arranged on the vertical plate 40, the outer side walls of the cavity positioning blocks 42 are respectively abutted against the cavity wall of the support 1 during processing, and at least two cavity positioning blocks 42 are respectively abutted against the upper inner side and the lower inner side of the cavity wall; the vertical plate 40 is also vertically provided with a thin-wall propping block 43, and the end part of the thin-wall propping block 43 can abut against the front side wall of the suspended thin-wall structure 101 during processing.
When the bracket 1 is placed on the bottom plate 20, the driving device drives the clamping piece 30 to move towards the vertical plate 40, and at the moment, the front side reference plane and the rear side reference plane respectively realize the movement limit of the bracket 1 in the front-rear direction. The drive means may be a pneumatic or hydraulic cylinder or the like. The cavity positioning blocks 42 are inserted into the cavity of the stent 1, and at least two of the cavity positioning blocks 42 can be respectively abutted against the upper inner side and the lower inner side of the cavity wall, so that the up-and-down direction limitation of the stent 1 is realized. Meanwhile, the thin-wall abutting block 43 abuts against the front side wall of the suspended thin-wall structure 101, so that the effect of reducing the amplitude of the suspended thin-wall structure 101 in the machining process is achieved, and the machining precision of the through hole 102 is further ensured. Under the butt of the thin-wall butting block 43, the vibration of the suspended thin-wall structure 101 is transmitted and absorbed to the vertical plate 40, so that the effect of reducing the vibration amplitude of the suspended thin-wall structure 101 is achieved, and the punching precision is ensured.
Preferably, the number of the clamping pieces 30 is four, and the clamping pieces 30 are respectively arranged on two sides of the vertical plate 40 in pairs, and a clamp is formed between each clamping piece 30 and the vertical plate 40, so that the overall layout is compact.
Preferably, the number of the front side positioning blocks 41 and the rear side positioning blocks 31 is three. In this embodiment, the connecting lines of the three positioning blocks form a triangle, so as to ensure the clamping stability.
Further preferably, the front positioning block 41 and the rear positioning block 31 are both cylindrical positioning blocks, so that the area of the clamping contact point is reduced on the premise of ensuring stable clamping.
Meanwhile, the number of the cavity positioning blocks 42 is preferably three, two of the cavity positioning blocks abut against the upper part of the cavity wall, and the other one abuts against the lower part of the cavity wall.
In order to make the cavity positioning block 42 better fit with the cavity wall, the cavity positioning block 42 is set to be a square positioning block.
Further preferably, the area of the thin-wall abutting block 43 is larger than the area formed by the surrounding of the front side wall of the suspended thin-wall structure 101, and the thin-wall abutting block 43 completely covers the front side wall of the suspended thin-wall structure 101, so that the maximum transmission of the vibration of the suspended thin-wall structure 101 is facilitated, and the vibration reduction effect is optimal.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.
Claims (7)
1. The utility model provides an anchor clamps for processing unsettled thin-walled structure hole support which characterized in that includes:
the middle part of the bottom plate is provided with a vertical plate, a plurality of front side positioning blocks which can be abutted against the outer peripheral wall of the bracket during processing are formed on the vertical plate, and the front side positioning blocks jointly form a front side reference plane;
the clamping piece is arranged in parallel with the vertical plate, a plurality of rear side positioning blocks which can be abutted against the rear side wall of the bracket during processing are formed on the clamping piece, and the rear side positioning blocks jointly form a rear side reference plane;
the plurality of intracavity positioning blocks are vertically arranged on the vertical plate, the outer side walls of the intracavity positioning blocks are respectively abutted against the cavity wall of the bracket during processing, and at least two intracavity positioning blocks are respectively abutted against the upper inner side and the lower inner side of the cavity wall; and
and the thin-wall propping block is vertically arranged on the vertical plate, and the end part of the thin-wall propping block props against the front side wall of the suspended thin-wall structure during processing.
2. The clamp for machining the suspended thin-wall structure inner hole bracket as claimed in claim 1, wherein: the number of the clamping pieces is four, the four clamping pieces are arranged on two sides of the vertical plate in pairs respectively, and a clamp is formed between each clamping piece and the vertical plate.
3. The clamp for machining the suspended thin-wall structure inner hole bracket as claimed in claim 1, wherein: the number of the front side positioning blocks and the number of the rear side positioning blocks are three.
4. The clamp for machining the suspended thin-wall structure inner hole bracket as claimed in claim 3, wherein: the front side positioning block and the rear side positioning block are cylindrical positioning blocks.
5. The clamp for machining the suspended thin-wall structure inner hole bracket as claimed in claim 1, wherein: the number of the positioning blocks in the cavity is three, two of the positioning blocks are abutted to the upper part of the cavity wall, and the other positioning block is abutted to the lower part of the cavity wall.
6. The clamp for machining the suspended thin-wall structure inner hole bracket as claimed in claim 5, wherein: the cavity positioning block is a square positioning block.
7. The clamp for machining the suspended thin-wall structure inner hole bracket as claimed in claim 1, wherein: the thin-wall propping block is larger than the area formed by surrounding the front side wall of the suspended thin-wall structure, and the thin-wall propping block completely covers the front side wall of the suspended thin-wall structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922498113.XU CN211841006U (en) | 2019-12-31 | 2019-12-31 | Clamp for machining inner hole support of suspended thin-wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922498113.XU CN211841006U (en) | 2019-12-31 | 2019-12-31 | Clamp for machining inner hole support of suspended thin-wall structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211841006U true CN211841006U (en) | 2020-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922498113.XU Active CN211841006U (en) | 2019-12-31 | 2019-12-31 | Clamp for machining inner hole support of suspended thin-wall structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211841006U (en) |
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2019
- 2019-12-31 CN CN201922498113.XU patent/CN211841006U/en active Active
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