CN220548708U - Hot riveting equipment for PCB circuit board - Google Patents

Abstract

The utility model provides a hot riveting device for a PCB, which comprises the following components: the heat conduction component comprises a lifting pressing plate, bearing sleeves are connected to four corners of the top of the lifting pressing plate in an embedded mode, the number of the bearing sleeves is four, and guide posts are slidably mounted in the bearing sleeves. The hot riveting equipment for the PCB provided by the utility model has the advantages that the integral performance of a communication instrument is effectively improved, the working efficiency is improved, the time and the labor are saved, the process capability is greatly improved, the appearance of the parts is uniform, the parts are attractive, the requirements that the parts and the base plates are not damaged by the high-precision PCB are met, and the requirement of batch hot riveting can be met.

Description

Hot riveting equipment for PCB circuit board

Technical Field

The utility model relates to the field of hot riveting equipment, in particular to hot riveting equipment for a PCB.

Background

The PCB is an acronym for english printed wiring board, and a conductive pattern formed by forming a printed wiring, a printed element or a combination of both on an insulating material according to a predetermined design is generally called a printed circuit, and a conductive pattern for providing electrical connection between components on an insulating substrate is called a printed wiring, so that a printed circuit or a finished board of the printed wiring is called a printed wiring board, also called a printed board or a printed circuit board, and a hot riveting device is used for hot riveting the PCB wiring board on a plastic part and is applied to a manufacturing process of a communication instrument.

But the structural design of the conventional common PCB circuit board hot riveting equipment is unreasonable, the operation is inconvenient, the hot riveting effect is poor, the phenomenon of expansion caused by heat and contraction caused by cold can occur in the process of hot riveting the PCB circuit board onto the plastic part by using the hot riveting equipment, namely, the plastic part can be expanded and rebounded after being heated, so that a gap exists between the plastic part and the PCB circuit board, after the hot riveting is finished, the plastic part can shrink when being cooled to the room temperature, and a larger gap can be formed between the PCB circuit board and the plastic part through time delay, so that the problem of poor testing and abnormal sound of a communication instrument are caused, and the integral performance of the communication instrument is reduced.

Therefore, it is necessary to provide a hot riveting device for a PCB circuit board to solve the above technical problems.

Disclosure of Invention

The utility model provides a hot riveting device for a PCB (printed circuit board), which solves the problems that the structural design of the conventional hot riveting device for the PCB is unreasonable, the operation is inconvenient, the hot riveting effect is poor, in the process of hot riveting the PCB to a plastic part by using the hot riveting device, the plastic part is expanded with heat and contracted with cold, namely, the plastic part is expanded and rebounded after being heated, so that a gap exists between the plastic part and the PCB, after the hot riveting is finished, the plastic part is contracted when being cooled to room temperature, and a larger gap is formed between the PCB and the plastic part after the time delay, so that the problem of poor testing and abnormal sound of a communication instrument and the problem of reducing the overall performance of the communication instrument are caused.

The utility model provides a hot riveting device for a PCB, which comprises the following components: the heat conduction component comprises a lifting pressing plate, bearing sleeves are connected to the four corners of the top of the lifting pressing plate in an embedded mode, the number of the bearing sleeves is four, guide posts are slidably mounted in the bearing sleeves, heating plates are fixedly mounted at the bottom ends of the guide posts, the number of the heating plates is two, heating pipes are fixedly mounted on one side of the outer portion of each heating plate, heat rivet joints are fixedly mounted at the bottom of each heating plate, and springs are sleeved outside the guide posts and between the bearing sleeves and the heating plates.

Preferably, the top of the base is fixedly provided with a side plate, the top of the side plate is fixedly provided with a top plate, and the top of the top plate is fixedly provided with an electric cylinder.

Preferably, a fixing frame is fixedly arranged on one side of the inner part of the side plate, the bottom end of the electric cylinder penetrates through the top plate and the fixing frame and extends to the outside, and the bottom end of the electric cylinder is fixedly arranged on the top of the lifting pressing plate.

Preferably, a sliding rail is fixedly arranged on one side of the outer part of the fixing frame, a sliding plate is slidably arranged on one side of the outer part of the sliding rail, and the sliding plate is fixedly arranged between the sliding plate and the lifting pressing plate.

Preferably, a baffle is fixedly arranged on the other side of the outer part of the fixing frame through a screw.

Preferably, the top of base just is hot riveting head under fixed mounting has anchor clamps, the equal fixed mounting in top both sides of anchor clamps has the holder, and the quantity of holder is four.

Compared with the related art, the hot riveting equipment for the PCB provided by the utility model has the following beneficial effects:

under the effect of spring, the hot riveting head pushes down on the PCB circuit board all the time, guarantee accurate laminating before PCB circuit board and the plastics article, after the hot riveting is accomplished, the plastics article reference column after melting solidifies, thereby firmly fix PCB circuit board and plastics article together, because the hot riveting head pushes down on the PCB circuit board through the elasticity of spring, ensure that PCB circuit board and plastics article can not produce the clearance, avoid communication instrument to appear testing failure and abnormal sound's phenomenon, effectively improve communication instrument's wholeness ability, work efficiency improves, labour saving and time saving has obtained great promotion on the technology ability, the part appearance is unified, more pleasing to the eye, and satisfy the demand that high-accuracy circuit board can not damaged the part, damaged base plate, also can the hot riveting of batches.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a heat riveting apparatus for a PCB circuit board according to the present utility model;

FIG. 2 is a schematic view of the mounting structure of the fixing frame shown in FIG. 1;

FIG. 3 is a schematic view of the heat conducting member shown in FIG. 1;

fig. 4 is a schematic view of the mounting structure of the clamping member shown in fig. 1.

In the figure: 1. a heat conductive member; 101. a lifting pressing plate; 102. a bearing sleeve; 103. a guide post; 104. a heating plate; 105. a hot rivet joint; 106. heating pipes; 107. a spring; 2. a base; 3. a side plate; 4. a top plate; 5. an electric cylinder; 6. a fixing frame; 7. a slide rail; 8. a slide plate; 9. a baffle; 10. a clamp; 11. and a clamping piece.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, fig. 1 is a schematic structural diagram of a preferred embodiment of a hot riveting apparatus for a PCB circuit board according to the present utility model; FIG. 2 is a schematic view of the mounting structure of the fixing frame shown in FIG. 1; FIG. 3 is a schematic view of the heat conducting member shown in FIG. 1; fig. 4 is a schematic view of a mounting structure of the clamping member shown in fig. 1, which is used for a PCB circuit board hot riveting device, and includes: the heat conduction part 1 and the base 2, the heat conduction part 1 includes lift clamp plate 101, the top four corners department of lift clamp plate 101 all embeds is connected with bearing housing 102, and the quantity of bearing housing 102 is four, the equal slidable mounting in inside of four bearing housing 102 has guide pillar 103, the equal fixed mounting in bottom of every two guide pillar 103 has hot plate 104, and the quantity of hot plate 104 is two, the equal fixed mounting in outside one side of two hot plates 104 has heating pipe 106, the equal fixed mounting in bottom of two hot plates 104 has rivet joint 105, the outside of four guide pillar 103 just is located and all overlaps between bearing housing 102 and the hot plate 104 and is equipped with spring 107, when needs carry out rivet hot to PCB circuit board and plastics portion article, rivet equipment descends, make heat conduction part 1 push down to the PCB circuit board on, rivet joint 105 pushes down to plastics portion article reference column on, after the heating pipe 106 heats, the heat is transferred to plastics portion article reference column through hot plate 104, plastics portion article reference column is heated and melts, can produce certain extension and rebound after the heating, under the effect of spring 107, rivet joint 105 is always pushed down in the circuit board and the PCB circuit board and the plastics portion has guaranteed to be difficult to solidify the instrument, the communication between the PCB circuit board and the poor performance is guaranteed, the poor communication between PCB and the PCB portion is guaranteed, the poor performance is guaranteed to the PCB and the PCB is guaranteed to the PCB and the poor performance is guaranteed to the PCB.

The top fixed mounting of base 2 has curb plate 3, and the top fixed mounting of curb plate 3 has roof 4, and the top fixed mounting of roof 4 has electric jar 5, and curb plate 3 and roof 4 have improved the security of equipment.

The inside one side fixed mounting of curb plate 3 has mount 6, and roof 4 and mount 6 are run through to the bottom of electric jar 5 and extend to outside, and the top fixed mounting of the bottom of electric jar 5 and lifting press plate 101 can effectually drive heat conduction part 1 through the shrink of electric jar 5 and reciprocate for heat conduction part 1 can contact with the PCB board, effectively accomplishes the rivet hot operation.

The outside one side fixed mounting of mount 6 has slide rail 7, and slide rail 7's outside one side slidable mounting has slide 8, is fixed mounting between slide 8 and the lift clamp plate 101, and the cooperation between slide rail 7 and the slide 8 has great improvement the stability that heat conduction part 1 goes up and down, avoids heat conduction part 1 to appear the deviation at the in-process of going up and down, has improved the precision of equipment greatly.

The other side of the outer part of the fixing frame 6 is fixedly provided with a baffle plate 9 through a screw, and the baffle plate 9 plays a certain role in protection.

The top of base 2 just is fixed mounting has anchor clamps 10 under the thermal riveting head 105, and the equal fixed mounting in top both sides of anchor clamps 10 has clamping piece 11, and the quantity of clamping piece 11 is four, places the top of anchor clamps 10 with the PCB board, fixes the PCB board through clamping piece 11 effectually, uses when conveniently processing.

The working principle of the hot riveting equipment for the PCB provided by the utility model is as follows:

the PCB circuit board that needs to rivet thermally and plastics article are placed in the top of anchor clamps 10, fix the PCB board through holder 11 effectually, electric jar 5 is elongated, make heat conduction part 1 push down to the PCB circuit board on, the hot riveting head 105 pushes down on plastics article reference column, heating pipe 106 heats the back, the heat passes through hot plate 104 and transfers to plastics article reference column on, plastics article reference column is heated and melts, plastics article can produce certain extension and resilience after being heated, under the effect of spring 107, the hot riveting head 105 pushes down on the PCB circuit board all the time, ensure accurate laminating before PCB circuit board and the plastics article, after the hot riveting is finished, the plastics article reference column after melting solidifies, thereby firmly fix PCB circuit board and plastics article together, because the hot riveting head 105 pushes down on the PCB circuit board through the elasticity of spring 107, ensure that PCB circuit board and plastics article can not produce the clearance, avoid the communication instrument to appear testing failure and abnormal sound phenomenon, effectively improve the performance of communication, the whole, the cooperation between slide rail 7 and 8 is big improvement precision of heat conduction part 1 has been avoided in the lifting device of the heat conduction part, the precision of the lifting device is greatly improved.

Compared with the related art, the hot riveting equipment for the PCB provided by the utility model has the following steps of

The beneficial effects are that:

under the effect of spring 107, hot riveting head 105 pushes down on the PCB circuit board all the time, guarantee accurate laminating before PCB circuit board and the plastics article, after the hot riveting is accomplished, the plastics article reference column after melting solidifies to firmly fix PCB circuit board and plastics article together, because hot riveting head 105 pushes down on the PCB circuit board through the elasticity of spring 107, guarantee that PCB circuit board and plastics article can not produce the clearance, avoid communication instrument to appear testing failure and abnormal sound's phenomenon, effectively improve communication instrument's wholeness ability.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.

Claims (6)

1. Be used for PCB circuit board hot riveting equipment, include: heat conduction part (1) and base (2), its characterized in that: the heat conduction component (1) comprises a lifting pressing plate (101), bearing sleeves (102) are connected to the four corners of the top of the lifting pressing plate (101) in an embedded mode, the number of the bearing sleeves (102) is four, guide posts (103) are slidably mounted in the bearing sleeves (102), heating plates (104) are fixedly mounted at the bottoms of the guide posts (103), the number of the heating plates (104) is two, heating pipes (106) are fixedly mounted on one side of the outer portion of each heating plate (104), heat rivet joints (105) are fixedly mounted at the bottoms of the heating plates (104), and springs (107) are sleeved outside the guide posts (103) and between the bearing sleeves (102) and the heating plates (104).

2. The hot riveting device for the PCB circuit board according to claim 1, wherein a side plate (3) is fixedly installed at the top of the base (2), a top plate (4) is fixedly installed at the top of the side plate (3), and an electric cylinder (5) is fixedly installed at the top of the top plate (4).

3. The hot riveting device for the PCB circuit board according to claim 2, wherein a fixing frame (6) is fixedly installed on one side of the inside of the side plate (3), the bottom end of the electric cylinder (5) penetrates through the top plate (4) and the fixing frame (6) and extends to the outside, and the bottom end of the electric cylinder (5) is fixedly installed on the top of the lifting pressing plate (101).

4. The hot riveting device for the PCB circuit board according to claim 3, wherein a sliding rail (7) is fixedly arranged on one side of the outer portion of the fixing frame (6), a sliding plate (8) is slidably arranged on one side of the outer portion of the sliding rail (7), and the sliding plate (8) and the lifting pressing plate (101) are fixedly arranged.

5. The hot riveting device for the PCB circuit board according to claim 4, wherein a baffle (9) is fixedly arranged on the other side of the outer part of the fixing frame (6) through bolts.

6. The hot riveting device for the PCB circuit board according to claim 5, wherein a clamp (10) is fixedly installed right below the hot riveting head (105) at the top of the base (2), clamping pieces (11) are fixedly installed at two sides of the top of the clamp (10), and the number of the clamping pieces (11) is four.