CN210435560U - Positioning fixture for cutting circuit board - Google Patents
Positioning fixture for cutting circuit board Download PDFInfo
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- CN210435560U CN210435560U CN201921034377.3U CN201921034377U CN210435560U CN 210435560 U CN210435560 U CN 210435560U CN 201921034377 U CN201921034377 U CN 201921034377U CN 210435560 U CN210435560 U CN 210435560U
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Abstract
The utility model discloses a positioning fixture for cutting circuit boards, which comprises a supporting top plate arranged on the upper part of a supporting bottom plate, wherein a pair of linear slideways is fixed at the diagonal positions of the top surface of the supporting top plate, and a top pressing seat is slidably arranged on the linear slideways; a fixed seat at the center of the top surface of the supporting bottom plate is provided with a bottom top seat, and the top of the bottom top seat can be inserted into the square through hole; the top pressing seat also comprises an extension spring, and the upper end and the lower end of the extension spring are respectively fixed at the bottom of the optical axis top plate and the top of the folding type supporting plate; the bottom top seat comprises a jacking electric cylinder with a fixed seat arranged on the top surface of the supporting bottom plate, and the end part of a jacking shaft of the jacking electric cylinder is fixedly connected with a jacking plate used for placing a circuit board. This application has adopted the fixed mode of diagonal angle fixed circuit board, can realize carrying out the clamping to the circuit board of different length, width, and has increased processing operation space, has reduced the clamping process, when improving anchor clamps commonality, has still improved machining efficiency.
Description
The technical field is as follows:
the invention relates to the technical field of clamps, in particular to a positioning clamp for cutting a circuit board.
Background art:
when the circuit board is subjected to laser cutting operation, the circuit board needs to be positioned by utilizing a clamp, and effective positioning is a premise for realizing accurate cutting of the circuit board. In the prior art, the positioning clamp of the circuit board is usually only suitable for the same type of circuit board, namely the circuit boards with the same size and thickness, but the circuit boards of different types cannot be used universally, the universality is poor, and different positioning clamps need to be developed for the circuit boards of different types, so that the production cost is greatly increased; in addition, most of the circuit board positioning clamps adopt a four-side fixing mode to fix the circuit board, so that more operation space is occupied, the clamping operation procedures are increased, and the processing efficiency is not improved.
The invention content is as follows:
the invention aims to provide a positioning clamp for cutting a circuit board, aiming at the defects of the prior art.
The technical solution of the invention is as follows:
a positioning clamp for cutting a circuit board comprises a supporting bottom plate, supporting columns are arranged at four corners of the top surface of the supporting bottom plate, a supporting top plate is mounted on a top fixing seat of each supporting column, a square through hole is formed in the middle of each supporting top plate, a pair of linear slideways is fixed at the diagonal positions of the top surface of each supporting top plate, and a top pressing seat is slidably mounted on the linear slideways; a fixed seat at the center of the top surface of the supporting bottom plate is provided with a bottom top seat, and the top of the bottom top seat can be inserted into the square through hole;
the top pressing seat comprises a folding bottom plate capable of moving along the linear slide way, a folding groove is vertically formed in the folding bottom plate, and side holes of the folding bottom plate are formed in the two lateral outer sides of the folding bottom plate; a folded inserting plate is inserted in the folded groove, a folded supporting plate is formed at the top of the folded inserting plate, and a folded inserting plate side hole corresponding to the folded bottom plate side hole is formed at the bottom of the folded inserting plate; a plurality of telescopic electric cylinders are fixedly arranged on the two lateral outer walls of the folded bottom plate, and telescopic shafts of the telescopic electric cylinders sequentially penetrate through the side holes of the folded bottom plate and the side holes of the folded plug board and fix the relative positions of the folded bottom plate and the folded plug board;
the folding type supporting plate is provided with a folding type lower pressing plate, the top of the folding type lower pressing plate is provided with a plurality of guide optical axes, the guide optical axes are arranged in the folding type supporting plate in an inserting mode, and an optical axis top plate is fixed to the top of each guide optical axis;
the top pressing seat also comprises an extension spring, and the upper end and the lower end of the extension spring are respectively fixed at the bottom of the optical axis top plate and the top of the folding type supporting plate;
a spring tension sensor is arranged at the top of the optical axis top plate;
the bottom top seat comprises a jacking electric cylinder with a fixed seat arranged on the top surface of the supporting bottom plate, and the end part of a jacking shaft of the jacking electric cylinder is fixedly connected with a jacking plate for placing a circuit board;
a first buffer rubber layer is arranged on the top end face of the jacking plate, and the thickness of the first buffer rubber layer is 3 cm; the size of the jacking plate is smaller than that of the circuit board;
a second buffer rubber layer is arranged on the bottom end face of the folding lower pressing plate, and the thickness of the second buffer rubber layer is 3 cm;
the utility model provides a positioning fixture of cutting circuit board still includes the control unit, and the control unit fixed mounting is at the top of roof support, and all adopts the electricity to connect between jacking electric jar, spring pulling force inductor, flexible electric jar and the control unit.
The invention has the beneficial effects that: this application has adopted the fixed mode of diagonal angle fixed circuit board, can realize carrying out the clamping to the circuit board of different length, width, and has increased processing operation space, has reduced the clamping process, when improving anchor clamps commonality, has still improved machining efficiency.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the structure of the present invention;
FIG. 3 is an exploded view of the top press seat;
fig. 4 is a schematic view of the installation of the bottom header.
The specific implementation mode is as follows:
in order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1-4, a positioning fixture for cutting a circuit board comprises a supporting bottom plate 10 with supporting pillars 12 arranged at four corners of the top surface, a supporting top plate 11 mounted on a top fixing seat of the supporting pillars 12, a square through hole 110 formed in the middle of the supporting top plate 11, a pair of linear slideways 111 fixed at the diagonal positions of the top surface of the supporting top plate 11, and a top pressing seat 2 slidably mounted on the linear slideways 111; the fixed seat at the center of the top surface of the supporting bottom plate 10 is provided with a bottom top seat 3, and the top of the bottom top seat 3 can be inserted into the square through hole 110;
the top pressing seat 2 comprises a folding bottom plate 20 capable of moving along the linear slideway 111, a folding groove 200 is vertically formed in the folding bottom plate 20, and folding bottom plate side holes 201 are formed in two lateral outer sides of the folding bottom plate 20; a folded inserting plate 21 is inserted into the folded groove 200, a folded supporting plate is formed at the top of the folded inserting plate 21, and a folded inserting plate side hole corresponding to the position of the folded bottom plate side hole 201 is formed at the bottom of the folded inserting plate 21; a plurality of telescopic electric cylinders 23 are fixedly arranged on the two lateral outer walls of the folded bottom plate 20, and telescopic shafts 231 of the telescopic electric cylinders 23 sequentially penetrate through the folded bottom plate side holes 201 and the folded inserting plate side holes and fix the relative positions of the folded bottom plate 20 and the folded inserting plate 21;
the folding type supporting plate is provided with a folding type lower pressing plate 22, the top of the folding type lower pressing plate 22 is provided with a plurality of guide optical axes 221, the guide optical axes 221 are arranged in the folding type supporting plate in an inserting mode, and optical axis top plates 222 are fixed to the tops of the guide optical axes 221;
the top press seat 2 further comprises an extension spring 24, and the upper end and the lower end of the extension spring 24 are respectively fixed at the bottom of the optical axis top plate 222 and the top of the folding type support plate;
a spring tension sensor 25 is mounted on the top of the optical axis top plate 222;
the bottom top seat 3 comprises a jacking electric cylinder 31 fixed on the top surface of the supporting bottom plate 10, and the end part of a jacking shaft of the jacking electric cylinder 31 is fixedly connected with a jacking plate 32 for placing a circuit board;
a first cushion rubber layer 33 is arranged on the top end face of the jacking plate 32, and the thickness of the first cushion rubber layer 33 is 3 cm; the size of the jacking plates 32 is smaller than that of the circuit board;
a second cushion rubber layer 26 is arranged on the bottom end face of the folding lower pressing plate 22, and the thickness of the second cushion rubber layer 26 is 3 cm;
the utility model provides a positioning fixture of cutting circuit board still includes the control unit 4, and the control unit 4 fixed mounting is at the top of roof support 11, and all adopts the electricity to connect between jacking electric jar 31, spring tension inductor 25, flexible electric jar 23 and the control unit 4.
In the process of clamping the circuit board, firstly, the circuit board is placed on the jacking plate 32, and the top pressing seat 2 is moved along the linear slideway 111, so that the folding type lower pressing plates 22 at two sides can be pressed down to the position of the right angle part of the circuit board; the control unit 4 controls the jacking electric cylinder 31 to jack the circuit board on the lower part of the folding type lower pressing plate 22, when the upper and lower fixing forces of the circuit board reach a set value, the spring tension sensor 25 feeds back a signal to the control unit 4, and the jacking electric cylinder 31 stops jacking to finish clamping the circuit board; if the circuit board is biased or the jacking electric cylinder 31 fails, the upper and lower fixing forces of the circuit board are possibly too large, at the moment, the spring tension sensor 25 feeds a signal back to the control unit 4, the control unit 4 controls the telescopic shaft 231 of the telescopic electric cylinder 23 to retract, so that the folding type inserting plate 21 is separated from the folding type bottom plate 20, and the circuit board is prevented from being damaged by the too large fixing force.
The examples are intended to illustrate the invention, but not to limit it. The described embodiments may be modified by those skilled in the art without departing from the spirit and scope of the present invention, and therefore, the scope of the appended claims should be accorded the full scope of the invention as set forth in the appended claims.
Claims (6)
1. The utility model provides a positioning fixture of cutting circuit board which characterized in that: the supporting device comprises a supporting bottom plate (10) with supporting columns (12) arranged at four corners of the top surface, a supporting top plate (11) is mounted on a top fixing seat of each supporting column (12), a square through hole (110) is formed in the middle of each supporting top plate (11), a pair of linear slideways (111) is fixed at opposite corners of the top surface of each supporting top plate (11), and a top pressing seat (2) is slidably mounted on each linear slideway (111); a fixed seat at the center of the top surface of the supporting bottom plate (10) is provided with a bottom top seat (3), and the top of the bottom top seat (3) can be inserted into the square through hole (110);
the top pressing seat (2) comprises a folding bottom plate (20) capable of moving along the linear slide rail (111), a folding groove (200) is vertically formed in the folding bottom plate (20), and folding bottom plate side holes (201) are formed in two lateral outer sides of the folding bottom plate (20); a folded inserting plate (21) is inserted into the folded groove (200), a folded supporting plate is formed at the top of the folded inserting plate (21), and a folded inserting plate side hole corresponding to the position of the folded bottom plate side hole (201) is formed at the bottom of the folded inserting plate (21); a plurality of telescopic electric cylinders (23) are fixedly arranged on the two lateral side walls of the folded bottom plate (20), and telescopic shafts (231) of the telescopic electric cylinders (23) sequentially penetrate through the side holes (201) of the folded bottom plate and the side holes of the folded inserting plate and fix the relative positions of the folded bottom plate (20) and the folded inserting plate (21);
a folding lower pressing plate (22) is mounted on the folding supporting plate, a plurality of guide optical axes (221) are arranged at the top of the folding lower pressing plate (22), the guide optical axes (221) are arranged in the folding supporting plate in an inserting mode, and an optical axis top plate (222) is fixed at the top of each guide optical axis (221);
the top pressing seat (2) further comprises an extension spring (24), and the upper end and the lower end of the extension spring (24) are respectively fixed at the bottom of the optical axis top plate (222) and the top of the folding type supporting plate.
2. The positioning jig for cutting a circuit board as set forth in claim 1, wherein: and a spring tension sensor (25) is arranged at the top of the optical axis top plate (222).
3. The positioning jig for cutting a circuit board as set forth in claim 1, wherein: the bottom top seat (3) comprises a jacking electric cylinder (31) fixed on the top surface of the supporting bottom plate (10), and a jacking shaft end part of the jacking electric cylinder (31) is fixedly connected with a jacking plate (32) used for placing a circuit board.
4. The positioning jig for cutting a circuit board as set forth in claim 3, wherein: a first cushion rubber layer (33) is arranged on the top end face of the jacking plate (32), and the thickness of the first cushion rubber layer (33) is 3 cm.
5. The positioning jig for cutting a circuit board as set forth in claim 1, wherein: a second cushion rubber layer (26) is arranged on the bottom end face of the folding type lower pressing plate (22), and the thickness of the second cushion rubber layer (26) is 3 cm.
6. The positioning jig for cutting a circuit board according to claim 2, wherein: the device is characterized by further comprising a control unit (4), wherein the control unit (4) is fixedly installed at the top of the supporting top plate (11), and the spring tension sensor (25), the telescopic electric cylinder (23) and the control unit (4) are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921034377.3U CN210435560U (en) | 2019-07-04 | 2019-07-04 | Positioning fixture for cutting circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921034377.3U CN210435560U (en) | 2019-07-04 | 2019-07-04 | Positioning fixture for cutting circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210435560U true CN210435560U (en) | 2020-05-01 |
Family
ID=70404798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921034377.3U Active CN210435560U (en) | 2019-07-04 | 2019-07-04 | Positioning fixture for cutting circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210435560U (en) |
-
2019
- 2019-07-04 CN CN201921034377.3U patent/CN210435560U/en active Active
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