CN209767965U

CN209767965U - Reflow soldering clamp of STM (scanning tunneling microscope) for industrial data analysis and transmission service

Info

Publication number: CN209767965U
Application number: CN201920269000.XU
Authority: CN
Inventors: 周逸杰; 张春苗
Original assignee: Jiaxing Vocational and Technical College
Current assignee: Jiaxing Vocational and Technical College
Priority date: 2019-03-04
Filing date: 2019-03-04
Publication date: 2019-12-10
Anticipated expiration: 2029-03-04

Abstract

The utility model provides a reflow soldering anchor clamps that is used for industry data analysis and STM of transmission service, it includes work platen, square anchor clamps mounting panel, lifter, a plurality of anchor clamps subassembly, a serial communication port, the work platen on open the square fixing hole who supplies anchor clamps mounting panel inlay card, the work platen on still open the mounting hole just the lifter fix on the mounting hole, rotate on the lifter and be connected with the runner assembly, the anchor clamps mounting panel on open and to have the rectangle through-hole, anchor clamps mounting panel side fixed with the runner assembly, anchor clamps mounting panel upper and lower surface all open two spouts that set up along the diagonal, anchor clamps unit mount in the spout and can slide along the spout. The clamp mounting plate of the clamp is provided with two sliding grooves, the clamp assembly slides on the sliding grooves, and circuit boards with different sizes can be clamped, so that the clamp is convenient and practical.

Description

Reflow soldering clamp of STM (scanning tunneling microscope) for industrial data analysis and transmission service

Technical Field

The utility model belongs to the technical field of machinery, a reflow soldering anchor clamps that is used for industry data analysis and transmission service's STM is related to.

Background

SMT is a Surface Mount Technology (Surface Mount Technology) (abbreviation) called Surface Mount or Surface Mount Technology. Is the most popular technology and process in the electronic assembly industry at present. The surface-mounted component (SMC/SMD, chip component in Chinese) with no pins or short leads is mounted on the surface of a Printed Circuit Board (PCB) or other substrates, and is soldered and assembled by methods such as reflow soldering or dip soldering. At present, when reflow soldering is carried out, when one surface is soldered, a circuit board needs to be detached and turned over and then is mounted on a clamp again to be soldered on the other surface, which is very troublesome and low in efficiency.

An SMT reflow soldering anchor clamps as that chinese patent published, its application number is 201320855528.8, it includes the bottom plate, its characterized in that the middle both sides of bottom plate set up the base, the base between set up and turn over the board, turn over and set up the buckle on the board, this anchor clamps have and turn over the board, both sides all can use, but can only weld the equipment to the circuit board of the same size, and the circuit board of size difference just needs to change anchor clamps.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a reflow soldering anchor clamps that is used for industry data analysis and transmission service's STM, it has two spouts to open on the anchor clamps mounting panel of this anchor clamps, and the anchor clamps subassembly slides on the spout, can press from both sides tightly convenient and practical to the circuit board of size difference.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a reflow soldering anchor clamps that is used for industry data analysis and transmission service's STM, it includes work platen, square anchor clamps mounting panel, lifter, a plurality of anchor clamps subassembly, its characterized in that, the work platen on open and to have the square fixing hole who supplies anchor clamps mounting panel inlay card, the work platen on still open the mounting hole just the lifter fix on the mounting hole, the rotation is connected with rotating assembly on the lifter, the anchor clamps mounting panel on open and to have the rectangle through-hole, anchor clamps mounting panel side fixed with rotating assembly, anchor clamps mounting panel upper and lower surface all open two spouts that set up along the diagonal, anchor clamps subassembly install in the spout and can slide along the spout.

The clamp is used for welding and assembling the circuit board, the circuit board is placed on the upper surface of a clamp mounting plate, the clamp mounting plate is embedded in a fixing through hole for fixing, a clamp assembly slides in a chute to a proper position according to the size of the circuit board to fix the circuit board, after the welding and assembling are completed, a lifting rod is pulled upwards to rotate the clamp mounting plate by 180 degrees, the lower surface of the clamp mounting plate faces upwards, the lifting rod is put down to enable the clamp mounting plate to be embedded in the fixing through hole, the rectangular through hole can expose the part of the circuit board needing to be welded and assembled, the other surface of the circuit board is welded and assembled through the rectangular through hole, a new circuit board is mounted on the lower surface of the clamp mounting plate after the welding and assembling are completed, the clamp mounting plate is turned over to enable the clamp mounting plate to return to an initial state, the circuit board with two welded surfaces, and similarly, the circuit board is installed, the circuit boards can be installed on the two sides of the clamp, the two sides of the circuit board can be welded and assembled, and the position of the clamp assembly can be adjusted according to the size of the circuit board to clamp the circuit board.

Furthermore, two clamp assemblies are arranged in each sliding groove.

Further, the anchor clamps subassembly include the sliding block, be preforming and fixation nut of spoon shape, the spout bottom surface open and to have a plurality of round holes that supply anchor clamps subassembly fixed, the round hole inner wall screw thread has, the sliding block inlay in the spout and slide along the spout, the sliding block upper end is opened and is opened the inlay card groove and the preforming tail end inlays in the inlay card groove, the sliding block on open and to have the fixed orifices that supplies fixation nut to pass, fixation nut pass fixed orifices and round hole inner wall threaded connection and with a fixed of preforming. Thereby carry out threaded connection through the screw thread of fixation nut and round hole inner wall and fix and compress tightly the preforming, make the preforming push down the circuit board that needs to fix.

Furthermore, the cross section of the sliding groove is in an inverted T shape, and the sliding block is in an inverted T shape.

Further, the runner assembly include annular fixed sleeve, pivot and splint, fixed sleeve cover establish on the lifter and fixed with the lifter, fixed sleeve on open and to have connecting hole one, a pivot one end and a connecting hole rotation connection, it has connecting hole two to open on the splint, the pivot other end and two fixed connection of connecting hole, splint be C shape and clip the anchor clamps mounting panel, the contact surface of anchor clamps mounting panel and splint pass through the viscose bonding fixed.

This a reflow soldering anchor clamps for industrial data analysis and transmission service's STM's advantage has:

1. The clamp mounting plate of the clamp is provided with two sliding grooves, the clamp assembly slides on the sliding grooves, and circuit boards with different sizes can be clamped, so that the clamp is convenient and practical.

2. The clamp can be used for carrying out double-sided welding assembly on one circuit board or carrying out welding assembly on two circuit boards at one time.

drawings

Fig. 1 is a plan view of a reflow jig.

Fig. 2 is a schematic view of a rotating assembly.

FIG. 3 is a schematic view of the chute and clamp assembly.

FIG. 4 is a schematic view of a clamp assembly.

In the drawings, 1, a clamp assembly; 2. a rectangular through hole; 3. a chute; 4. a rotating assembly; 5. a lifting rod; 6. a work table; 7. a fixing through hole; 8. a clamp mounting plate; 9. fixing the sleeve; 10. a rotating shaft; 11. a splint; 12. tabletting; 13. fixing a nut; 14. a slider; 15. a clamping groove; 16. a fixing hole; 17. a circular hole.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-4, a reflow soldering fixture for STM of industrial data analysis and transmission service includes a work platen 6, a square fixture mounting plate 8, a lifting rod 5, and a plurality of fixture assemblies 1, wherein the work platen 6 is provided with a square fixing through hole 7 for clamping and embedding the fixture mounting plate 8, the work platen 6 is further provided with a mounting hole, the lifting rod 5 is fixed on the mounting hole, the lifting rod 5 is rotatably connected with a rotating assembly 4, the fixture mounting plate 8 is provided with a rectangular through hole 2, the side surface of the fixture mounting plate 8 is fixed with the rotating assembly 4, the upper and lower surfaces of the fixture mounting plate 8 are provided with two sliding grooves 3 arranged along a diagonal line, and the fixture assemblies 1 are mounted in the sliding grooves 3 and can slide along the sliding grooves 3.

Each of the chutes 3 has two clamp assemblies 1 therein.

The clamp component 1 comprises a sliding block 14, a pressing piece 12 and a fixing nut 13, wherein the pressing piece 12 and the fixing nut 13 are spoon-shaped, a plurality of round holes 17 for fixing the clamp component 1 are formed in the bottom surface of the sliding groove 3, threads are formed in the inner wall of each round hole 17, the sliding block 14 is embedded in the sliding groove 3 and slides along the sliding groove 3, an embedding groove 15 is formed in the upper end of the sliding block 14, the tail end of the pressing piece 12 is embedded in the embedding groove 15, a fixing hole 16 for the fixing nut 13 to penetrate through is formed in the sliding block 14, and the fixing nut 13 penetrates through the fixing hole 16 and is in threaded connection with the inner wall of the round hole 17 and. The pressing sheet 12 is pressed by the screw thread connection and fixation of the fixing nut 13 and the screw thread of the inner wall of the round hole 17, so that the pressing sheet 12 presses the circuit board to be fixed.

The cross section of the sliding groove 3 is in an inverted T shape, and the sliding block 14 is in an inverted T shape.

Runner assembly 4 include annular fixed sleeve 9, pivot 10 and splint 11, 9 covers of fixed sleeve establish on lifter 5 and fixed with lifter 5, fixed sleeve 9 on open and to have connecting hole one, a rotation connection in pivot 10 one end and the connecting hole, it has connecting hole two to open on splint 11, the pivot 10 other end and two fixed connection in connecting hole, splint 11 be C shape and clip anchor clamps mounting panel 8, anchor clamps mounting panel 8 and splint 11 the contact surface pass through the viscose bonding fixed.

Two sliding grooves 3 are formed in the clamp mounting plate 8 of the clamp, the clamp assembly 1 slides on the sliding grooves 3, circuit boards with different sizes can be clamped, and the clamp is convenient and practical.

The clamp is used for welding and assembling a circuit board, the circuit board is placed on the upper surface of a clamp mounting plate 8, the clamp mounting plate 8 is embedded in a fixing through hole 7 for fixing, a clamp assembly 1 slides in a chute 3 to a proper position according to the size of the circuit board for fixing and clamping the circuit board, after the welding and assembling are completed, a lifting rod 5 is pulled upwards and then the clamp mounting plate 8 is rotated 180 degrees, the lower surface of the clamp mounting plate 8 is upward, the lifting rod 5 is put down to enable the clamp mounting plate 8 to be embedded in the fixing through hole 7, a part of the circuit board needing to be welded and assembled can be exposed through a rectangular through hole 2, the other surface of the circuit board is welded and assembled through the rectangular through hole 2, a new circuit board is installed on the lower surface of the clamp mounting plate 8 after the welding and assembling are completed, the clamp mounting plate 8 is turned over to enable the clamp mounting plate, the other side of the circuit board is welded through the rectangular through hole 2, the circuit board is installed in the same way, the circuit board can be installed on both sides of the clamp, both sides of the circuit board can be welded and assembled, and the position of the clamp assembly 1 can be adjusted according to the size of the circuit board to clamp the circuit board.

The anchor clamps of prior art once only can the centre gripping a circuit board weld the equipment, and this anchor clamps can once carry out two-sided welding equipment or once weld the equipment to two circuit boards to a circuit board, and some circuit boards only need a face welding, and this anchor clamps can all adorn the circuit board on 8 two sides of anchor clamps mounting panel and weld labour saving and time saving.

Claims

1. The utility model provides a reflow soldering anchor clamps that is used for industry data analysis and transmission service's STM, it includes work platen, square anchor clamps mounting panel, lifter, a plurality of anchor clamps subassembly, its characterized in that, the work platen on open and to have the square fixing hole who supplies anchor clamps mounting panel inlay card, the work platen on still open the mounting hole just the lifter fix on the mounting hole, the rotation is connected with rotating assembly on the lifter, the anchor clamps mounting panel on open and to have the rectangle through-hole, anchor clamps mounting panel side fixed with rotating assembly, anchor clamps mounting panel upper and lower surface all open two spouts that set up along the diagonal, anchor clamps subassembly install in the spout and can slide along the spout.

2. The reflow soldering jig of the STM for industrial data parsing and transmission service according to claim 1, wherein: each sliding groove is internally provided with two clamp assemblies.

3. The reflow soldering jig of the STM for industrial data parsing and transmission service according to claim 1, wherein: the anchor clamps subassembly include the sliding block, be preforming and fixation nut of spoon shape, the spout bottom surface open and to have a plurality of round holes that supply anchor clamps subassembly fixed, the round hole inner wall screw thread has, the sliding block inlay in the spout and slide along the spout, the sliding block upper end is opened and is opened card caulking groove and preforming tail end and inlay in the card caulking groove, the sliding block on open and to have the fixed orifices that supplies fixation nut to pass, fixation nut pass fixed orifices and round hole inner wall threaded connection and with a preforming one fixed.

4. The reflow soldering jig of the STM for industrial data parsing and transmission service according to claim 1, wherein: the sliding groove is in an inverted T shape in cross section, and the sliding block is in an inverted T shape.

5. The reflow soldering jig of the STM for industrial data parsing and transmission service according to claim 1, wherein: the runner assembly include annular fixed sleeve, pivot and splint, fixed sleeve cover establish on the lifter and fixed with the lifter, fixed sleeve on open and to have connecting hole one, pivot one end and a rotating connection of connecting hole, it has connecting hole two to open on the splint, the pivot other end and two fixed connection of connecting hole, splint be C shape and clip the anchor clamps mounting panel, the contact surface of anchor clamps mounting panel and splint pass through the viscose bonding fixed.