CN209730427U - A kind of multi-functional tool for stitching - Google Patents

Abstract

The utility model provides a multifunctional pressing fixture, which comprises: a lower mold base assembly, an upper mold base assembly, a lower mold assembly, and an upper mold assembly. The utility model provides a multi-functional pressing fixture, which can press the conductive terminal or the grounding terminal into the connector shell separately, or press the conductive terminal and the grounding terminal into the connector shell at the same time, realizing two work stations The requirement of merging into one station reduces the production cost and labor cost of fixtures, and finally achieves the effect of improving production efficiency and shortening the product manufacturing cycle, with strong compatibility and high pressing precision.

Description

A multifunctional pressing fixture

technical field

The utility model relates to the field of connector processing, in particular to a multifunctional pressing fixture.

Background technique

In the assembly station of the AirMax RA product series of high-speed backplane connectors, as shown in Figure 9, it is necessary to press the conductive terminal 52 and the ground terminal 53 into the connector shell 51. Low, low precision. In order to improve efficiency, corresponding pressing jigs appeared, but each component corresponds to one pressing jig. Multiple pressings of multiple jigs are required to complete the assembly of all parts, which virtually increases the production cost.

Utility model content

In view of the above problems, the utility model provides a multifunctional pressing fixture, which can press the conductive terminal or the grounding terminal into the connector shell alone, or press the conductive terminal and the grounding terminal into the connector shell at the same time, realizing The requirement of merging two workstations into one workstation reduces the production cost of jigs and labor costs, and finally achieves the effect of improving production efficiency and shortening the product manufacturing cycle, with strong compatibility and high pressing precision.

In order to achieve the above object, the utility model is solved through the following technical solutions:

A multifunctional pressing fixture, including:

The lower die base assembly, the lower die base assembly includes a lower die base fixing plate, a lower die base base plate fixed on the upper end of the lower die base fixing plate, a first guide post fixed on the upper end of the lower die base base plate, and a first compression spring sleeved on the outside of the first guide post;

The upper die base assembly, the upper die base assembly includes an upper die base base plate, a guide sleeve fixed on the upper die base base plate, two upper die base guide blocks fixed on the lower end of the upper die base base plate, and a The front and rear limit blocks between the two upper die base guide blocks, the guide sleeve is slidably connected with the first guide post;

The lower mold assembly, the lower mold assembly includes a first lower mold backing plate slidably connected to the upper end of the bottom plate of the lower mold base, a second lower mold backing plate slidably connected to the upper end of the first lower mold backing plate, The first positioning plate slidably connected to the upper end of the second lower die backing plate, the second guide posts fixed on both sides of the upper end of the second lower die backing plate, and the second guide posts sleeved on the outside of the second guide post. A compression spring, and a second positioning plate that is slidably connected with the second guide post, a positioning protrusion is fixed on the first positioning plate, a positioning groove is provided on the second positioning plate, and a positioning groove is provided at the bottom of the positioning groove. There are positioning holes;

The upper mold assembly, the upper mold assembly includes a top plate slidably connected between the two upper mold base guide blocks, an upper backing plate fixed on the lower end of the top plate, a first height limit block, An upper pressing block at the lower end of the upper backing plate, and a floating pressing block located on one side of the upper pressing block.

Specifically, the number of the first guide pillars is four, and a second height limiting block is provided between every two first guide pillars.

Specifically, a stepped hole is provided in the upper backing plate, and the top of the floating pressing block is located in the stepped hole.

Specifically, a guide pin is connected to the lower end of the upper backing plate, and a guide hole for the guide pin to pass is provided on the second positioning plate.

Specifically, the two ends of the first lower die backing plate are respectively provided with anti-carry stoppers and anti-retreat stoppers.

Specifically, a handle is connected to one end of the first positioning plate.

Specifically, the number of the second guide pillars is four, and a third height limiting block is provided between every two first guide pillars.

The beneficial effects of the utility model are:

First, the pressing jig of the utility model can install the whole jig in the corresponding pneumatic press equipment, fix the bottom plate of the lower mold base and the base plate of the upper mold base, and utilize the upper mold assembly and the lower mold assembly. With the cooperation, the conductive terminal or the grounding terminal can be pressed into the connector shell alone, or the conductive terminal and the grounding terminal can be pressed into the connector shell at the same time, which realizes the requirement of combining two stations into one station, and at the same time reduces the The jig production cost and labor cost finally achieve the effect of improving production efficiency and shortening the product manufacturing cycle, with strong compatibility and high pressing precision;

Second, it can realize fast feeding of conductive terminals and grounding terminals and accurate alignment of the upper and lower molds, ensuring the accurate and reliable position of grounding terminals and signal terminals in the pressing process, which improves production efficiency and product yield.

Description of drawings

Fig. 1 is a three-dimensional structure diagram of a multifunctional pressing fixture of the present invention.

Fig. 2 is a front view of a multifunctional pressing fixture of the present invention.

Fig. 3 is a structural schematic diagram of the lower mold base assembly in the utility model.

Fig. 4 is a structural schematic diagram of the upper mold base assembly in the utility model.

Fig. 5 is a schematic structural view of the upper die assembly in the present invention.

Fig. 6 is a structural schematic diagram of the upper backing plate and the floating briquetting block in the utility model.

Fig. 7 is a structural schematic diagram of the first lower mold backing plate in the utility model.

Fig. 8 is a structural schematic diagram of the lower mold assembly in the utility model.

FIG. 9 is a schematic structural view of the connector housing, conductive terminals, and grounding terminals.

Fig. 10 is a structural schematic diagram of a multi-functional crimping fixture of the present invention to crimp the connector housing, conductive terminals, and grounding terminals.

Reference numerals are: lower mold base assembly 1, lower mold base fixing plate 11, lower mold base base plate 12, first guide post 13, first compression spring 14, second height limiting block 15, upper mold base assembly 2, Upper die base plate 21, guide sleeve 22, upper die base guide block 23, front and rear limit blocks 24, lower die assembly 3, first lower die backing plate 31, anti-carry block 311, anti-retreat block 312, second Second lower mold backing plate 32, first positioning plate 33, positioning protrusion 331, handle 332, second guide post 34, second compression spring 35, second positioning plate 36, positioning groove 361, positioning hole 362, guide hole 363 , the third height limiting block 37, the upper mold assembly 4, the top plate 41, the upper backing plate 42, the stepped hole 421, the pilot pin 422, the first height limiting block 43, the upper pressing block 44, the floating pressing block 45, Connector shell 51 , conductive terminal 52 , ground terminal 53 .

Detailed ways

The utility model will be further described in detail below in conjunction with the embodiments and accompanying drawings, but the implementation of the utility model is not limited thereto.

As shown in Figure 1-10:

A multifunctional pressing fixture, including:

Lower die base assembly 1, lower die base assembly 1 comprises lower die base fixed plate 11, lower die base base plate 12 fixed on lower die base fixed plate 11 upper end, first guide post 13 fixed on lower die base base plate 12 upper end, and sleeve A first compression spring 14 arranged on the outside of the first guide post 13;

Upper die base assembly 2, upper die base assembly 2 comprises upper die base base plate 21, the guide sleeve 22 that is fixed on the upper die base base plate 21, two upper die base guide blocks 23 that are fixed on the upper die base base plate 21 lower ends, and The front and rear limit blocks 24 between the two upper mold base guide blocks 23, the guide sleeve 22 and the first guide post 13 are slidably connected;

Lower mold assembly 3, lower mold assembly 3 comprises the first lower mold backing plate 31 that is slidably connected on the upper end of lower mold base plate 12, the second lower mold backing plate 32 that is slidably connected on the first lower mold backing plate 31 upper end, slides The first positioning plate 33 connected to the upper end of the second lower die backing plate 32, the second guide post 34 fixed on both sides of the upper end of the second lower die backing plate 32, and the second compression spring sleeved outside the second guide post 34 35. And the second positioning plate 36 that is slidingly connected with the second guide post 34, the first positioning plate 33 is fixed with a positioning protrusion 331, the second positioning plate 36 is provided with a positioning groove 361, and the bottom of the positioning groove 361 is provided with a positioning hole 362;

Upper mold assembly 4, upper mold assembly 4 comprises the top plate 41 that is slidably connected between two upper mold base guide blocks 23, the upper backing plate 42 that is fixed on the top plate 41 lower end, the first height limit block 43, is fixed on An upper pressing block 44 at the lower end of the upper backing plate 42 and a floating pressing block 45 located on one side of the upper pressing block 44 .

Preferably, the number of the first guide pillars 13 is four, and a second height limiting block 15 is provided between every two first guide pillars 13, and the second height limiting block 15 is used to limit the upper mold base assembly 2 The pressing height can avoid the connector shell 51, the conductive terminal 52, and the grounding terminal 53 from being crushed.

Preferably, a stepped hole 421 is provided in the upper backing plate 42, and the top of the floating pressing block 45 is located in the stepped hole 421. The stepped hole 421 makes the floating pressing block 45 have a buffer distance, so as to realize subsequent step-by-step lamination.

Preferably, the lower end of the upper backing plate 42 is also connected with a guide pin 422, and the second positioning plate 36 is provided with a guide hole 363 for the guide pin 422 to pass through. The guide pin 422 has a guiding function to avoid deviation during the pressing process. , Improve the pressing accuracy.

Preferably, the two ends of the first lower die backing plate 31 are respectively provided with anti-carry stoppers 311 and anti-retreat stoppers 312, and the anti-carry stoppers 311 and anti-retreat stoppers 312 are used to limit the movement of the second lower die backing plate 32 distance.

Preferably, a handle 332 is connected to one end of the first positioning plate 33, and the handle 332 enables the operator to move the lower mold assembly 3 more conveniently.

Preferably, the number of the second guide posts 34 is four, and a third height limiting block 37 is provided between every two first guide posts 13, and the third height limiting block 37 is used to limit the second positioning plate 36 The pressing height can avoid the connector shell 51, the conductive terminal 52, and the grounding terminal 53 from being crushed.

The specific operation is as follows:

The first step: install the whole jig in the corresponding pneumatic press equipment, fix the bottom plate 12 of the lower mold base and the bottom plate 21 of the upper mold base;

Step 2: first put the ground terminal 53 into the positioning protrusion 331, then put the connector shell 51 into the positioning groove 361, and finally put the conductive terminal 52 into the mounting groove on the upper end of the connector shell 51;

Step 3: Hold the handle 332 and push the first positioning plate 33 until the positioning hole 362 is located directly above the positioning protrusion 331 ;

Step 4: Push the entire lower mold assembly 3 until the guide pin 422 is located directly above the guide hole 363;

Step 5: Start the pneumatic press equipment, the upper mold base assembly 2 drives the upper mold assembly 4 to press down, and the upper pressing block 44 presses the conductive terminal 52 into the installation groove at the upper end of the connector housing 51;

Step 6: As the upper mold assembly 4 continues to press down, the floating pressing block 45 touches the top plate 41, and the floating pressing block 45 moves the second positioning plate 36 downward, thereby pressing the ground terminal 53 into the lower end of the connector housing 51 In the installation groove, the pressing process is completed after the upper mold assembly 4 is reset.

The above embodiment only expresses one implementation mode of the present utility model, and its description is relatively specific and detailed, but it should not be understood as a limitation to the patent scope of the present utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (7)

1. a kind of multi-functional tool for stitching characterized by comprising

Lower die holder assembly (1), the lower die holder assembly (1) include lower die holder fixed plate (11), are fixed on the lower die holder and fix The lower die holder bottom plate (12) of plate (11) upper end, the first guide post (13), the Yi Jitao for being fixed on lower die holder bottom plate (12) upper end The first compressed spring (14) being located on the outside of first guide post (13)；

Upper mold holder assembly (2), the upper mold holder assembly (2) include upper die holder bottom plate (21), are fixed on the upper die holder bottom plate (21) guide sleeve (22) on is fixed on two upper die holder guide pads (23) of upper die holder bottom plate (21) lower end and is located at Front and back limited block (24) between two upper die holder guide pads (23), the guide sleeve (22) and first guide post (13) are sliding Dynamic connection；

Lower mold assemblies (3), the lower mold assemblies (3) include the first lower die for being slidably connected at lower die holder bottom plate (12) upper end Backing plate (31), the second lower mold backing plate (32) for being slidably connected at the first lower mold backing plate (31) upper end, be slidably connected at it is described First positioning plate (33) of the second lower mold backing plate (32) upper end, be fixed on the second lower mold backing plate (32) upper end two sides second Guide post (34), the second compressed spring (35) being set on the outside of second guide post (34) and with second guide post (34) The second positioning plate (36) being slidably connected is fixed with positioning protrusion (331) on first positioning plate (33), second positioning Plate (36) is equipped with locating slot (361), and locating slot (361) bottom is equipped with location hole (362)；

Upper die component (4), the upper die component (4) include the top being slidably connected between two upper die holder guide pads (23) Plate (41), the first height limit block (43), is fixed on the upper padding plate at the upper padding plate (42) for being fixed on the top plate (41) lower end (42) upper holder block (44) of lower end and the floating briquetting (45) positioned at the upper holder block (44) side.

2. a kind of multi-functional tool for stitching according to claim 1, which is characterized in that the number of first guide post (13) Amount is four, is additionally provided with the second height limit block (15) between the first guide post (13) described in every two.

3. a kind of multi-functional tool for stitching according to claim 1, which is characterized in that be equipped in the upper padding plate (42) One stepped hole (421), floating briquetting (45) top are located in the stepped hole (421).

4. a kind of multi-functional tool for stitching according to claim 1, which is characterized in that upper padding plate (42) lower end is also It is connected with pilot pin (422), second positioning plate (36) is equipped with the pilot hole (363) passed through for the pilot pin (422).

5. a kind of multi-functional tool for stitching according to claim 1, which is characterized in that first lower mold backing plate (31) Both ends are respectively equipped with anti-carry block (311), prevent giving up the throne block (312).

6. a kind of multi-functional tool for stitching according to claim 1, which is characterized in that first positioning plate (33) one End is also connected with handle (332).

7. a kind of multi-functional tool for stitching according to claim 1, which is characterized in that the number of second guide post (34) Amount is four, is additionally provided with third height limited block (37) between the first guide post (13) described in every two.