CN216391968U

CN216391968U - Improved clamp for SMT reflow soldering

Info

Publication number: CN216391968U
Application number: CN202122522417.2U
Authority: CN
Inventors: 张越胜
Original assignee: Baoding Yinggu Photoelectric Technology Co ltd
Current assignee: Baoding Yinggu Photoelectric Technology Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-04-26
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses an improved fixture for SMT reflow soldering, which comprises a base, wherein supporting legs are fixed at the bottom of the base, a rotating box is installed at the top of the base, a rotating cylinder is installed at the top of the rotating box, a threaded column is installed in the rotating cylinder, a supporting plate is installed at the top of the threaded column, the top of the supporting plate is used for installing and clamping, the rotating handle is convenient to rotate to drive the rotating rod to rotate so as to drive the driving gear to rotate, then the driven gear is driven to rotate, so as to drive the rotating shaft and the rotating cylinder to rotate, when the clamping plate can be driven to move by rotating the threaded rod, the product is clamped between the fixed seat and the clamping plate, the arranged clamping block is clamped in the sliding groove to slide, can prevent that splint from rocking, the position that can adjust the blast pipe through the slide rail that sets up blows to improves the quality of product, and the heater that sets up can heated air, blows through the blast pipe and improves welding efficiency on producing.

Description

Improved clamp for SMT reflow soldering

Technical Field

The utility model relates to the technical field of clamps, in particular to an improved clamp for SMT reflow soldering.

Background

SMT is Surface mount Technology (Surface Mounted Technology), an acronym for Surface Mounted Technology, which is one of the most popular techniques and processes in the electronic assembly industry. Surface Mount Technology (SMT) is known as Surface mount or Surface mount technology. The reflow soldering technology is not unknown in the field of electronic manufacturing, components on various board cards used in computers are all soldered on a circuit board through the process, a heating circuit is arranged in the equipment, air or nitrogen is heated to a high enough temperature and then blown to the circuit board on which the components are stuck, and solder on two sides of the components is melted and then bonded with a mainboard. The process has the advantages of easy temperature control, no oxidation during welding and easy control of the manufacturing cost.

When current SMT reflow soldering, shake the product welding deformation that seriously leads to after traditional adjustment height, anchor clamps installation is insecure welds easily and shakes and leads to welding product unqualified.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an improved clamp for SMT reflow soldering, which aims to solve the problem of shaking of a welding clamping device.

In order to achieve the purpose, the utility model provides the following technical scheme: an improved fixture for SMT reflow soldering, comprising: the base, the bottom of base is fixed with the supporting leg, and the bottom of supporting leg is provided with the great dull and stereotyped of area of contact and avoids rocking, the rotation case is installed at the top of base, the rotation section of thick bamboo is installed at the top of rotation case, install the screw thread post in the rotation section of thick bamboo, the backup pad is installed at the top of screw thread post, the top of backup pad is used for the installation to press from both sides tightly.

Preferably, install the dwang in the rotation case, the end of dwang is installed and is changeed the handle, rotate and install the protective housing between the case, convenient the rotating through the commentaries on classics handle that sets up rotates, then drive the rotation of dwang, the protective housing of setting can prevent that the dwang from being collided.

Preferably, the axis of rotation is installed at the top of rotation case, the bottom of axis of rotation is provided with driven gear and the driving gear meshing on the dwang, can drive the driving gear through the rotation that sets up the dwang and rotate, then drive rather than the driven gear rotation of meshing to can drive the rotation of axis of rotation.

Preferably, the top of axis of rotation is connected with a rotation section of thick bamboo, be provided with the thread groove in the rotation section of thick bamboo and pass through threaded connection with the screw thread post, the rotation of axis of rotation can drive the rotation of a rotation section of thick bamboo, then can drive the screw thread post of screw thread mode installation and reciprocate, can prevent through the lift of threaded connection mode to rock after going up and down.

Preferably, the top of backup pad is fixed with screw thread seat and fixing base, install the threaded rod on the screw thread seat, splint are installed to the tip of threaded rod, and the fixing base that sets up is used for splint to press from both sides tight fastening, and the product is pressed from both sides tightly between fixing base and the splint when can drive the removal of splint through rotating the threaded rod.

Preferably, the top of backup pad is provided with the spout, the bottom of splint is provided with the clamp splice and installs in the spout, and the clamp splice that sets up is slided in the spout, can prevent that splint from rocking.

Preferably, the top of backup pad is fixed with the L board, the heater is installed at the top of L board, the heater passes through the tuber pipe and connects on the blast pipe, be provided with the slide rail on the L board, blast pipe slidable mounting can the heated air on the slide rail through the heater that sets up, then blows through the blast pipe and improves welding efficiency to producing, can adjust the blast pipe moreover through the slide rail that sets up and blow to the position improvement product quality.

Compared with the prior art, the utility model has the beneficial effects that:

1. the rotating handle is arranged to conveniently rotate to drive the rotating rod to rotate, the rotating rod can drive the driving gear to rotate and then drive the driven gear meshed with the driving gear to rotate, so that the rotating shaft can be driven to rotate, the rotating shaft can drive the rotating cylinder to rotate and then drive the threaded column installed in a threaded mode to move up and down, and the threaded column can be prevented from shaking after lifting through lifting in a threaded connection mode.

2. According to the clamping device, the threaded rod can be rotated to drive the clamping plate to move, the product is clamped between the fixed seat and the clamping plate, the clamping block is clamped in the sliding groove to slide, and the clamping plate can be prevented from shaking.

3. The utility model can adjust the blowing position of the blast pipe through the arranged slide rail to improve the product quality, and the arranged heater can heat air and blow the air to the product through the blast pipe to improve the welding efficiency.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the present invention at a;

FIG. 3 is an enlarged view of the present invention at b;

in the figure: 1. a base; 2. supporting legs; 3. a rotating box; 4. rotating the rod; 5. turning a handle; 6. a driving gear; 7. a driven gear; 8. a rotating shaft; 9. a rotating cylinder; 10. a thread groove; 11. a threaded post; 12. a protective shell; 13. a support plate; 14. a chute; 15. a threaded seat; 16. a threaded rod; 17. a splint; 18. a clamping block; 19. a fixed seat; 20. an L plate; 21. a heater; 22. a slide rail; 23. a blast pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 and 2, an improved SMT reflow jig is shown, including: base 1, base 1's bottom is fixed with supporting leg 2, and supporting leg 2's bottom is provided with the great dull and stereotyped of area of contact and avoids rocking, and rotation case 3 is installed at base 1's top, and a rotation section of thick bamboo 9 is installed at the top of rotation case 3, installs screw thread post 11 in the rotation section of thick bamboo 9, and backup pad 13 is installed at screw thread post 11's top, and the top of backup pad 13 is used for the installation to press from both sides tightly.

In order to facilitate the regulation lift, install dwang 4 in the rotation case 3, the end of dwang 4 is installed and is changeed handle 5, install protective housing 12 between the rotation case 3, change handle 5 through the setting and conveniently rotate, then drive the rotation of dwang 4, the protective housing 12 of setting can prevent that dwang 4 from being collided, rotation axis 8 is installed at the top of rotation case 3, the bottom of rotation axis 8 is provided with driven gear 7 and the driving gear 6 meshing on the dwang 4, the rotation through setting up dwang 4 can drive driving gear 6 and rotate, then drive the driven gear 7 rotation rather than the meshing, thereby can drive rotation axis 8's rotation.

In order to prevent the welding from being affected by shaking after lifting, the top of the rotating shaft 8 is connected with the rotating cylinder 9, a thread groove 10 is formed in the rotating cylinder 9 and is connected with a thread column 11 in a threaded mode, the rotating shaft 8 can drive the rotating cylinder 9 to rotate, then the thread column 11 installed in a threaded mode can be driven to move up and down, and the lifting in a threaded connection mode can prevent the lifting from shaking.

In this embodiment, convenient rotation of rotating the rotation that drives dwang 4 through the commentaries on classics handle 5 that sets up, the rotation of dwang 4 can drive driving gear 6 and rotate, then drive and rotate rather than engaged with driven gear 7 to can drive the rotation of axis of rotation 8, the rotation of axis of rotation 8 can drive the rotation of a rotation section of thick bamboo 9, then can drive the screw thread post 11 of screw thread mode installation and reciprocate, can prevent to go up and down through the lift of threaded connection mode and rock after.

Example 2

Referring to fig. 1 and 3, this embodiment further illustrates example 1, in which an improved SMT reflow soldering jig includes: base 1, base 1's bottom is fixed with supporting leg 2, and supporting leg 2's bottom is provided with the great dull and stereotyped of area of contact and avoids rocking, and rotation case 3 is installed at base 1's top, and a rotation section of thick bamboo 9 is installed at the top of rotation case 3, installs screw thread post 11 in the rotation section of thick bamboo 9, and backup pad 13 is installed at screw thread post 11's top, and the top of backup pad 13 is used for the installation to press from both sides tightly.

In order to prevent to press from both sides tight back and rock, the top of backup pad 13 is fixed with screw thread seat 15 and fixing base 19, install threaded rod 16 on the screw thread seat 15, splint 17 is installed to the tip of threaded rod 16, the fixing base 19 that sets up is used for splint 17 to press from both sides tight fastening, the product is pressed from both sides tightly between fixing base 19 and the splint 17 when rotating threaded rod 16 can drive the removal of splint 17, the top of backup pad 13 is provided with spout 14, the bottom of splint 17 is provided with clamp splice 18 and installs in spout 14, the clamp splice 18 of setting is blocked and is slided in spout 14, can prevent that splint 17 from rocking.

In this embodiment, the product is tightly clamped between the fixed seat 19 and the clamping plate 17 when the threaded rod 16 is rotated to drive the clamping plate 17 to move, the clamping block 18 is clamped in the sliding groove 14 to slide, and the clamping plate 17 can be prevented from shaking.

Example 3

Referring to fig. 1, this embodiment further illustrates another embodiment of an improved SMT reflow soldering jig, including: base 1, base 1's bottom is fixed with supporting leg 2, and supporting leg 2's bottom is provided with the great dull and stereotyped of area of contact and avoids rocking, and rotation case 3 is installed at base 1's top, and a rotation section of thick bamboo 9 is installed at the top of rotation case 3, installs screw thread post 11 in the rotation section of thick bamboo 9, and backup pad 13 is installed at screw thread post 11's top, and the top of backup pad 13 is used for the installation to press from both sides tightly.

The welding efficiency is improved by external responsibility, an L plate 20 is fixed at the top of the supporting plate 13, a heater 21 is installed at the top of the L plate 20, the heater 21 is connected to a blast pipe 23 through an air pipe, a sliding rail 22 is arranged on the L plate 20, the blast pipe 23 is slidably installed on the sliding rail 22, air can be heated through the installed heater 21, then the air is blown to the generator through the blast pipe 23 to improve the welding efficiency, and the blowing position of the blast pipe 23 can be adjusted through the installed sliding rail 22 to improve the product quality.

In the embodiment, the position blown by the blast pipe 23 can be adjusted by the arranged slide rail 22, so that the quality of the product is improved, and the arranged heater 21 can heat air and blow the air by the blast pipe 23 to improve the welding efficiency.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An improved formula anchor clamps are used to SMT reflow soldering which characterized in that includes:

base (1), the bottom of base (1) is fixed with supporting leg (2), rotation case (3) are installed at the top of base (1), the top of rotating case (3) is installed and is rotated a section of thick bamboo (9), install screw thread post (11) in rotating a section of thick bamboo (9), backup pad (13) are installed at the top of screw thread post (11), the top of backup pad (13) is used for the installation to press from both sides tightly.

2. An improved fixture for SMT reflow soldering according to claim 1, wherein: install dwang (4) in rotation case (3), change handle (5) are installed to the tip of dwang (4), install protective housing (12) between rotation case (3).

3. An improved fixture for SMT reflow soldering according to claim 1, wherein: rotation axis (8) are installed at the top of rotation case (3), the bottom of rotation axis (8) is provided with driven gear (7) and driving gear (6) meshing on dwang (4).

4. An improved fixture for SMT reflow soldering according to claim 3, wherein: the top of the rotating shaft (8) is connected with a rotating cylinder (9), and a thread groove (10) is arranged in the rotating cylinder (9) and is connected with a thread column (11) in a thread mode.

5. An improved fixture for SMT reflow soldering according to claim 1, wherein: the top of backup pad (13) is fixed with screw thread seat (15) and fixing base (19), install threaded rod (16) on screw thread seat (15), splint (17) are installed to the tip of threaded rod (16).

6. An improved fixture for SMT reflow soldering according to claim 5, wherein: the top of the supporting plate (13) is provided with a sliding groove (14), and the bottom of the clamping plate (17) is provided with a clamping block (18) which is arranged in the sliding groove (14).

7. An improved fixture for SMT reflow soldering according to claim 1, wherein: the top of backup pad (13) is fixed with L board (20), heater (21) are installed at the top of L board (20), heater (21) pass through the tuber pipe and connect on blast pipe (23), be provided with slide rail (22) on L board (20), blast pipe (23) slidable mounting is on slide rail (22).