Radio frequency connector shielding cover crimping tool

By designing the RF connector shield cover crimping tool, the combination of positioning main body and crimping columns is used to solve the problem of low installation efficiency of shield cover on the RF PCB circuit board, and the effect of simplifying operation and improving installation efficiency is achieved.

CN223156475UActive Publication Date: 2025-07-25CHENGDU ZHONGKE FOUR POINT ZERO TECH CO LTD
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Patent Information

Application Number
CN202422063215.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-23
Publication Date
2025-07-25
Estimated Expiration
2034-08-23

AI Technical Summary

Technical Problem

In the prior art, the installation efficiency of the built-in shield cover on the RF PCB circuit board is low, and special crimping tools are required and there are many types of tools, resulting in cumbersome installation.

Method used

A radio frequency connector shield cover crimping tool is designed, including positioning main body, crimping main body, crimping column and operating mechanism, positioning the PCB board and shielding connector through clamping members, and crimping the shield cover onto the shielding connector using crimping columns, and the operating mechanism simplifies the installation process.

Benefits of technology

It improves the installation efficiency of shield covers, simplifies the operation process, reduces the types of tools and installation difficulty, and improves the installation accuracy and efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a radio frequency connector shielding cover crimping tool, and relates to the technical field of electrical tools. In the radio frequency connector shielding cover crimping tool, the two clamping pieces and the main body part are spaced to form a gap for clamping the PCB. And a positioning space is formed between the two clamping pieces to accommodate the shielding connector. And the guide piece is arranged above the two clamping pieces. And the crimping main body is arranged above the positioning main body. The crimping column passes through the guide hole and is used for crimping the shielding cover to the shielding connector. The operating mechanism comprises a first handle and a second handle. The middle of the first handle is hinged to the middle of the second handle. One end of the first handle is hinged to the positioning body, and the other end is hinged to the crimping body. One end of the second handle is hinged with the crimping main body, and the other end is hinged with the positioning main body; when the first handle and the second handle rotate relatively, the crimping main body and the positioning main body are driven to get close to or away from each other. The radio frequency connector shielding cover crimping tool provided by the utility model can improve the installation efficiency of the shielding cover.
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Description

Technical Field

[0001] The utility model relates to the technical field of electrical tooling, and particularly to a crimping tool for a shielding cover of a radio frequency connector. Background Art

[0002] Surface mount connectors with built-in shielding are often used on radio frequency PCB circuit boards, but the shielding covers of surface mount connectors with built-in shielding need special crimping tools for installation. In this way, the installation of the shielding cover is rather cumbersome, there are many types of tools, and the installation efficiency is very low. Summary of the Utility Model

[0003] The technical problem solved by the utility model is how to improve the technical problem of low installation efficiency of the shielding cover in the prior art.

[0004] Embodiments of the utility model can be implemented as follows:

[0005] The utility model provides a crimping tool for a shielding cover of a radio frequency connector, which is used to crimp the shielding cover onto a shielding connector. The shielding connector is arranged on a PCB board. The crimping tool for the shielding cover of the radio frequency connector includes:

[0006] A positioning main body, including a main body part, a guiding part and two clamping parts; the two clamping parts are arranged on the main body part at intervals along the width direction of the main body part, and the bottoms of the two clamping parts are spaced from the main body part to form a gap for clamping the PCB board; a positioning space is formed between the two clamping parts, and the positioning space is used to accommodate the shielding connector; an avoidance groove communicated with the positioning space is further arranged on the main body part, and the avoidance groove is used to accommodate the shielding connector; the guiding part is arranged above the two clamping parts, and a guiding hole corresponding to the shielding connector is arranged on the guiding part;

[0007] A crimping main body, arranged above the positioning main body;

[0008] A crimping column, connected to the crimping main body, and the crimping column passes through the guiding hole. When the crimping end of the crimping main body moves close to the positioning main body, the shielding cover is crimped onto the shielding connector through the crimping column;

[0009] An operating mechanism, connected to both the crimping main body and the positioning main body, and driving the crimping main body and the positioning main body to approach each other under an external force.

[0010] Optionally, a clamping groove is formed in the crimping body, and the clamping groove opens at the front end of the crimping body; the crimping post includes a column body, a first limiting member, and a second limiting member. The first limiting member and the second limiting member are spaced apart from each other and disposed at one end of the column body. The other end of the column body is inserted into the guiding hole, and the column body between the first limiting member and the second limiting member is clamped into the clamping groove.

[0011] Optionally, the radio frequency connector shielding cover crimping tool further includes an elastic member, and two ends of the elastic member respectively abut against the crimping body and the positioning body.

[0012] Optionally, a first positioning groove is formed in the main body portion, and a second positioning groove is formed in the crimping body; two ends of the elastic member are respectively located in the first positioning groove and the second positioning groove.

[0013] Optionally, the operating mechanism includes a first handle and a second handle. The middle portions of the first handle and the second handle are hinged; one end of the first handle is hinged to the positioning body, and the other end is hinged to the crimping body; one end of the second handle is hinged to the crimping body, and the other end is hinged to the positioning body; when the first handle and the second handle rotate relative to each other, the crimping body and the positioning body are driven to approach or separate from each other. The first handle and the second handle are hinged and connected through a first rotating shaft; a first groove is formed in the crimping body, and a second groove is formed in the main body portion; the first groove and the second groove correspond to each other, and when the crimping body and the main body portion are attached to each other, the first groove and the second groove jointly form a receiving hole for receiving the first rotating shaft.

[0014] Optionally, the diameter of the receiving hole is greater than the diameter of the first rotating shaft.

[0015] Optionally, a second rotating shaft is further provided on the first handle. A first receiving groove is formed at the rear end of the positioning body, and the first receiving groove opens at the rear end of the positioning body. The second rotating shaft is received in the first receiving groove;

[0016] A third rotating shaft is further provided on the second handle. A second receiving groove is formed at the rear end of the crimping body, and the second receiving groove opens at the rear end of the crimping body. The third rotating shaft is received in the second receiving groove.

[0017] Optionally, a first through hole is further formed in the crimping body, and a fourth rotating shaft is further provided at the front end of the first handle. The fourth rotating shaft is disposed in the first through hole so that the first handle is hinged to the crimping body;

[0018] The positioning body is further provided with a second through hole, and a fifth rotating shaft is further provided at the front end of the second handle. The fifth rotating shaft is disposed in the second through hole to hinge the second handle to the positioning body.

[0019] Optionally, both the fourth rotating shaft and the fifth rotating shaft are bolts.

[0020] Optionally, the guiding member protrudes from the upper surface of the main body portion; a avoiding space for avoiding the guiding member is formed at the front end of the crimping body. When the main body portion is attached to the crimping body, the avoiding space accommodates the guiding member.

[0021] The beneficial effects of the radio frequency connector shielding cover crimping tool provided by the present utility model compared with the prior art include:

[0022] When the shielding connector is connected to the PCB board and a shielding cover needs to be installed on the shielding connector, the PCB board can be positioned through the gap formed between the main body portion and the two clamping members in the radio frequency connector shielding cover crimping tool. At the same time, the shielding connector is located between the two clamping members to achieve the positioning of the shielding connector. After the PCB board and the shielding connector are positioned, the shielding cover is placed at the designated position on the shielding connector. The user can make the positioning body and the crimping body approach each other by applying a force to the operating mechanism, thereby driving the crimping post to move to crimp the shielding cover onto the shielding connector. Among them, the radio frequency connector shielding cover crimping tool has a simple structure and is easy to manufacture. Moreover, when performing the shielding cover crimping process, the operation is simple and convenient for crimping the shielding cover, which can improve the installation efficiency of the shielding cover and solve the technical problem of low installation efficiency of the shielding cover in the prior art. Description of the Drawings

[0023] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present utility model, and therefore should not be regarded as limiting the scope. For those of ordinary skill in the art, other related drawings can be obtained based on these drawings without creative efforts.

[0024] Figure 1 It is a schematic structural diagram of the radio frequency connector shielding cover crimping tool provided in the embodiment of the present application for crimping the shielding cover;

[0025] Figure 2 It is a schematic structural diagram of the radio frequency connector shielding cover crimping tool provided in the embodiment of the present application;

[0026] Figure 3 It is a schematic structural diagram of the positioning body provided in the embodiment of the present application;

[0027] Figure 4 This is a schematic structural diagram of the crimping body provided in the embodiment of the present application;

[0028] Figure 5 This is a schematic structural diagram of the crimping post provided in the embodiment of the present application;

[0029] Figure 6 This is a schematic structural diagram of the operating mechanism provided in the embodiment of the present application.

[0030] Icons: 10 - RF connector shielding cover crimping tool; 11 - PCB board; 12 - shielding connector; 13 - shielding cover; 100 - positioning body; 101 - second through hole; 110 - main body part; 111 - avoidance groove; 112 - first positioning groove; 113 - second groove; 114 - first accommodation groove; 120 - guiding member; 121 - guiding hole; 130 - clamping member; 131 - positioning space; 132 - gap; 200 - crimping body; 202 - first through hole; 203 - first groove; 204 - avoidance space; 205 - second accommodation groove; 210 - clamping groove; 300 - crimping post; 310 - column body; 320 - first limiting member; 330 - second limiting member; 400 - operating mechanism; 410 - first handle; 411 - second rotating shaft; 412 - fourth rotating shaft; 420 - second handle; 421 - third rotating shaft; 422 - fifth rotating shaft; 430 - first rotating shaft; 500 - elastic member. Detailed implementation manners

[0031] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model. Usually, the components of the embodiments of the present utility model described and illustrated in the accompanying drawings here can be arranged and designed in various different configurations.

[0032] Therefore, the following detailed description of the embodiments of the present utility model provided in the accompanying drawings is not intended to limit the scope of the present utility model to be protected, but merely represents the selected embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without making creative efforts fall within the scope of protection of the present utility model.

[0033] It should be noted that: similar reference numerals and letters denote similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0034] In the description of the present utility model, it should be noted that if terms such as "upper", "lower", "inner", "outer", etc. are used to indicate the orientation or positional relationship, it is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product of the present utility model is usually placed during use. This is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or component referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model.

[0035] In addition, if terms such as "first", "second", etc. are only used for distinguishing descriptions, they cannot be understood as indicating or implying relative importance.

[0036] It should be noted that, without conflict, the features in the embodiments of the present utility model can be combined with each other.

[0037] Please refer to Figures 1-6 , in this embodiment, a crimping tool 10 for a shielding cover of a radio frequency connector is provided. The crimping tool 10 for a shielding cover of a radio frequency connector is used to crimp a shielding cover 13 onto a shielding connector 12, and the shielding connector 12 is disposed on a PCB board 11. In other words, the crimping tool 10 for a shielding cover of a radio frequency connector can install the shielding cover 13 when the shielding connector 12 is disposed on the PCB board 11. Moreover, the crimping tool 10 for a shielding cover of a radio frequency connector provided in this embodiment can improve the technical problem of low installation efficiency of the shielding cover 13 in the prior art.

[0038] In this embodiment, the radio frequency connector shield cover crimping tool 10 includes a positioning body 100, a crimping body 200, a crimping post 300, and an operating mechanism 400. The positioning body 100 includes a main body portion 110, a guiding member 120, and two clamping members 130; the two clamping members 130 are spaced apart on the main body portion 110 along the width direction of the main body portion 110, and the bottoms of the two clamping members 130 are spaced from the main body portion 110 to form a gap 132 for clamping the PCB board 11; a positioning space 131 is formed between the two clamping members 130, and the positioning space 131 is used to accommodate the shield connector 12; an avoidance groove 111 communicating with the positioning space 131 is further provided on the main body portion 110, and the avoidance groove 111 is used to accommodate the shield connector 12; the guiding member 120 is arranged above the two clamping members 130, and a guiding hole 121 corresponding to the shield connector 12 is provided on the guiding member 120. The crimping body 200 is arranged above the positioning body 100. The crimping post 300 is connected to the crimping body 200, and the crimping post 300 passes through the guiding hole 121. When the crimping end of the crimping body 200 moves close to the positioning body 100, the shield cover 13 is crimped to the shield connector 12 through the crimping post 300. Of course, when the crimping body 200 moves away from the positioning body 100, the crimping post 300 can move away from the shield connector 12 to facilitate avoiding a space for the shield cover 13 to be placed in..

[0039] In this embodiment, the operating mechanism 400 includes a first handle 410 and a second handle 420, and the middle parts of the first handle 410 and the second handle 420 are hinged; one end of the first handle 410 is hinged to the positioning body 100, and the other end is hinged to the crimping body 200; one end of the second handle 420 is hinged to the crimping body 200, and the other end is hinged to the positioning body 100; when the first handle 410 and the second handle 420 rotate relative to each other, the crimping body 200 and the positioning body 100 are driven to approach or move away from each other.

[0040] When installing the shield cover 13, the PCB board 11 is positioned through the gap 132 formed between the main body portion 110 and the two clamping members 130 in the radio frequency connector shield cover crimping tool 10. At the same time, the shield connector 12 is located between the two clamping members 130 to realize the positioning of the shield connector 12. After the positioning of the PCB board 11 and the shield connector 12 is completed, the shield cover 13 is placed at a specified position on the shield connector 12. The user can make the positioning body 100 and the crimping body 200 approach each other by applying forces to the first handle 410 and the second handle 420, thereby driving the crimping post 300 to move to crimp the shield cover 13 onto the shield connector 12.

[0041] Among them, the width of the gap 132 between the two clamping members 130 and the main body portion 110 is slightly larger than the thickness of the PCB board 11, so that the PCB board 11 can be easily placed into the gap 132. At the same time, the positioning and fixing of the PCB board 11 can also be realized. In addition, the positioning space 131 formed between the two clamping members 130 can facilitate the positioning of the shielding connector 12, so as to facilitate the correspondence between the crimping post 300 and the shielding cover 13, reduce the positioning difficulty of the tool and the shielding connector 12, and further improve the installation efficiency.

[0042] In addition, in this embodiment, the first handle 410 and the second handle 420 are similar to the handles of scissors, which can facilitate the operation of the user, and have a simple structure and are easy to manufacture.

[0043] It should be noted that both ends of the first handle 410 are respectively hinged to the crimping main body 200 and the positioning main body 100, and both ends of the second handle 420 are respectively hinged to the crimping main body 200 and the positioning main body 100, so that the first handle 410 and the second handle 420 can drive the crimping main body 200 and the positioning main body 100 to move translationally under the action of an external force, which is convenient for realizing the linear movement of the crimping post 300, thus facilitating the installation of the shielding cover 13 and improving the installation accuracy.

[0044] In this embodiment, a clamping groove 210 is formed on the crimping main body 200, and the clamping groove 210 opens at the front end of the crimping main body 200; it should be noted that Figure 2 in the case of taking

[0045] as the perspective, the front end refers to the left direction, and the rear end refers to the right direction. The crimping post 300 includes a column body 310, a first limiting member 320 and a second limiting member 330. The first limiting member 320 and the second limiting member 330 are spaced apart and arranged at one end of the column body 310. The other end of the column body 310 is inserted into the guiding hole 121, and the column body 310 between the first limiting member 320 and the second limiting member 330 is clamped into the clamping groove 210.

[0046] Optionally, in this embodiment, both the first limiting member 320 and the second limiting member 330 are sheet-shaped, so as to facilitate the abutment of the first limiting member 320 and the second limiting member 330 against the crimping body 200, and facilitate driving the crimping post 300 to move smoothly.

[0047] In addition, since the clamping groove 210 opens at the front end of the crimping body 200, the disassembly and installation of the crimping post 300 can be facilitated, and the assembly efficiency of the radio frequency connector shielding cover crimping tool 10 can be improved.

[0048] In this embodiment, the radio frequency connector shielding cover crimping tool 10 further includes an elastic member 500. The two ends of the elastic member 500 respectively abut against the crimping body 200 and the positioning body 100. Among them, when an external force is applied to the first handle 410 and the second handle 420 to make the crimping body 200 and the positioning body 100 move closer to each other, the crimping body 200 and the positioning body 100 jointly compress the elastic member 500 to store elastic potential energy. When the external force on the first handle 410 and the second handle 420 is withdrawn, the elastic potential energy stored by the elastic member 500 can be used to make the crimping body 200 and the positioning body 100 move away from each other, so that the first handle 410 and the second handle 420 are reset, facilitating the execution of the next crimping operation, and also facilitating the separation of the crimping post 300 from the shielding cover 13, thereby facilitating the removal of the radio frequency connector shielding cover crimping tool 10.

[0049] It should be understood that in other embodiments of the present application, the elastic member 500 can also be omitted, and the operator can reset the first handle 410 and the second handle 420 by the action of an external force.

[0050] Furthermore, a first positioning groove 112 is formed on the main body portion 110, and a second positioning groove is formed on the crimping body 200; the two ends of the elastic member 500 are respectively located in the first positioning groove 112 and the second positioning groove. The positioning function provided to the elastic member 500 through the first positioning groove 112 and the second positioning groove can prevent the elastic member 500 from coming out, and ensure that the elastic member 500 stably provides a reset function to the crimping body 200 and the positioning body 100.

[0051] It should be understood that in other embodiments, the first positioning groove 112 and the second positioning groove can also be omitted, and the elastic member 500 can be fixed by means such as welding or bonding.

[0052] In this embodiment, the first handle 410 and the second handle 420 are hingedly connected through a first rotating shaft 430; a first groove 203 is formed on the crimping body 200, and a second groove 113 is formed on the main body portion 110; the first groove 203 and the second groove 113 correspond to each other, and when the crimping body 200 and the main body portion 110 are attached, the first groove 203 and the second groove 113 jointly form a receiving hole for receiving the first rotating shaft 430. By avoiding the first rotating shaft 430 through the first groove 203 and the second groove 113, it is possible to prevent the first rotating shaft 430 from affecting the movement of the crimping body 200 and the positioning body 100, thereby increasing the movement stroke of the crimping body 200 and the positioning body 100, and further increasing the movement stroke of the crimping post 300, which facilitates the pressing-in of the shielding member.

[0053] Optionally, the diameter of the receiving hole is greater than the diameter of the first rotating shaft 430. Based on this, it is possible to prevent the crimping theme and the positioning body 100 from exerting a pressing force on the first rotating shaft 430 when they are attached, thereby preventing the first rotating shaft 430 from being damaged by pressing.

[0054] In this embodiment, a second rotating shaft 411 is further provided on the first handle 410, a first receiving groove is formed at the rear end of the positioning body 100, and the first receiving groove opens at the rear end of the positioning body 100, and the second rotating shaft 411 is received in the first receiving groove. A third rotating shaft 421 is further provided on the second handle 420, a second receiving groove is formed at the rear end of the crimping body 200, and the second receiving groove opens at the rear end of the crimping body 200, and the third rotating shaft 421 is received in the second receiving groove.

[0055] In addition, a first through hole 202 is further formed on the crimping body 200, a fourth rotating shaft 412 is further provided at the front end of the first handle 410, and the fourth rotating shaft 412 is disposed in the first through hole 202 to hinge the first handle 410 to the crimping body 200. A second through hole 101 is further formed on the positioning body 100, a fifth rotating shaft 422 is further provided at the front end of the second handle 420, and the fifth rotating shaft 422 is disposed in the second through hole 101 to hinge the second handle 420 to the positioning body 100.

[0056] Among them, in the case where the operating mechanism 400 needs to be disassembled, the fourth rotating shaft 412 and the fifth rotating shaft 422 can be first removed from the crimping body 200 and the positioning body 100, and then the second rotating shaft 411 and the third rotating shaft 421 can be directly withdrawn from the first groove 203 and the second groove 113, so as to complete the disassembly of the operating mechanism 400, reducing the disassembly difficulty of the operating mechanism 400, and further facilitating the maintenance of the radio frequency connector shielding cover crimping tool 10.

[0057] Optionally, both the fourth rotating shaft 412 and the fifth rotating shaft 422 are bolts. By setting the fourth rotating shaft 412 and the fifth rotating shaft 422 as bolts, the disassembly of the fourth rotating shaft 412 and the fifth rotating shaft 422 can be facilitated.

[0058] In this embodiment, the guiding member 120 protrudes from the upper surface of the main body portion 110; an avoidance space 204 for avoiding the guiding member 120 is formed at the front end of the crimping main body 200. When the main body portion 110 is attached to the crimping main body 200, the avoidance space 204 accommodates the guiding member 120.

[0059] In summary, when the shielding connector 12 is connected to the PCB board 11 and the shielding cover 13 needs to be installed on the shielding connector 12, the PCB board 11 can be positioned through the gap 132 formed between the main body portion 110 and the two clamping members 130 in the shielding cover crimping tool 10 for radio frequency connectors. At the same time, the shielding connector 12 is located between the two clamping members 130 to achieve the positioning of the shielding connector 12. After the positioning of the PCB board 11 and the shielding connector 12 is completed, the shielding cover 13 is placed at the designated position on the shielding connector 12. The user can make the positioning main body 100 and the crimping main body 200 approach each other by applying forces to the first handle 410 and the second handle 420, thereby driving the crimping column 300 to move to crimp the shielding cover 13 onto the shielding connector 12. Among them, the shielding cover crimping tool 10 for radio frequency connectors has a simple structure and is easy to manufacture. Moreover, when performing the crimping process of the shielding cover 13, the operation is simple and convenient for the crimping of the shielding cover 13, which can improve the installation efficiency of the shielding cover 13 and solve the technical problem of the low installation efficiency of the shielding cover 13 in the prior art.

[0060] The above is only the specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily thought of by those skilled in the art within the technical scope disclosed by the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.

Claims

1. A radio frequency connector shielding cover crimping tool for crimping a shielding cover (13) onto a shielding connector (12), the shielding connector (12) being provided on a PCB board (11), characterized in that, The radio frequency connector shield cover crimping tool (10) includes: A positioning body (100), comprising a main body portion (110), a guiding member (120), and two clamping members (130); the two clamping members (130) are spaced apart along the width direction of the main body portion (110) and are provided on the main body portion (110), and the bottoms of the two clamping members (130) are spaced from the main body portion (110) to form a gap (132) for clamping the PCB board (11); a positioning space (131) is formed between the two clamping members (130), and the positioning space (131) is used for accommodating the shield connector (12); an avoidance groove (111) communicating with the positioning space (131) is further provided on the main body portion (110), and the avoidance groove (111) is used for accommodating the shield connector (12); the guiding member (120) is provided above the two clamping members (130), and a guiding hole (121) corresponding to the shield connector (12) is provided on the guiding member (120); A crimping body (200), provided above the positioning body (100); A crimping column (300), connected to the crimping body (200), and the crimping column (300) passes through the guiding hole (121). When the crimping end of the crimping body (200) moves close to the positioning body (100), the shield cover (13) is crimped to the shield connector (12) through the crimping column (300); An operating mechanism (400), connected to both the crimping body (200) and the positioning body (100), and driving the crimping body (200) and the positioning body (100) to approach each other under an external force.

2. The crimping tool for the shielding cover of the RF connector according to claim 1, wherein A clamping groove (210) is formed on the crimping body (200), and the clamping groove (210) opens at the front end of the crimping body (200); the crimping column (300) includes a column body (310), a first limiting member (320), and a second limiting member (330). The first limiting member (320) and the second limiting member (330) are spaced apart and provided at one end of the column body (310), and the other end of the column body (310) is inserted into the guiding hole (121), and the column body (310) between the first limiting member (320) and the second limiting member (330) is clamped into the clamping groove (210).

3. The crimping tool for the shielding cover of the RF connector according to claim 1, wherein The radio frequency connector shield cover crimping tool (10) further includes an elastic member (500), and both ends of the elastic member (500) respectively abut against the crimping body (200) and the positioning body (100).

4. The crimping tool for the shielding cover of the RF connector according to claim 3, characterized in that A first positioning groove (112) is formed on the main body portion (110), and a second positioning groove is formed on the crimping body (200); both ends of the elastic member (500) are respectively located in the first positioning groove (112) and the second positioning groove.

5. The crimping tool for the shielding cover of the RF connector according to claim 1, wherein The operating mechanism (400) includes a first handle (410) and a second handle (420). The middle parts of the first handle (410) and the second handle (420) are hinged. One end of the first handle (410) is hinged to the positioning body (100), and the other end is hinged to the crimping body (200). One end of the second handle (420) is hinged to the crimping body (200), and the other end is hinged to the positioning body (100). When the first handle (410) and the second handle (420) rotate relative to each other, the crimping body (200) and the positioning body (100) are driven to approach or separate from each other. The first handle (410) and the second handle (420) are hingedly connected through a first rotating shaft (430). A first groove (203) is formed in the crimping body (200), and a second groove (113) is formed in the main body part (110). The first groove (203) and the second groove (113) correspond to each other. When the crimping body (200) and the main body part (110) are attached, the first groove (203) and the second groove (113) jointly form a receiving hole for receiving the first rotating shaft (430).

6. The crimping tool for the shielding cover of the RF connector according to claim 5, characterized in that The diameter of the receiving hole is larger than the diameter of the first rotating shaft (430).

7. The crimping tool for the shielding cover of the RF connector according to claim 5, wherein A second rotating shaft (411) is further provided on the first handle (410). A first receiving groove (114) is formed at the rear end of the positioning body (100), and the first receiving groove (114) is open at the rear end of the positioning body (100). The second rotating shaft (411) is received in the first receiving groove (114). A third rotating shaft (421) is further provided on the second handle (420). A second receiving groove (205) is formed at the rear end of the crimping body (200), and the second receiving groove (205) is open at the rear end of the crimping body (200). The third rotating shaft (421) is received in the second receiving groove (205).

8. The crimping tool for the shielding cover of the RF connector according to claim 7, wherein A first through hole (202) is further formed in the crimping body (200). A fourth rotating shaft (412) is further provided at the front end of the first handle (410). The fourth rotating shaft (412) is disposed in the first through hole (202) to hinge the first handle (410) to the crimping body (200). A second through hole (101) is further formed in the positioning body (100). A fifth rotating shaft (422) is further provided at the front end of the second handle (420). The fifth rotating shaft (422) is disposed in the second through hole (101) to hinge the second handle (420) to the positioning body (100).

9. The crimping tool for the shielding cover of the RF connector according to claim 8, wherein, Both the fourth rotating shaft (412) and the fifth rotating shaft (422) are bolts.

10. The crimping tool for the shielding cover of the RF connector according to claim 1, characterized in that, The guide member (120) is protruding from the upper surface of the main body (110); a relief space (204) for evading the guide member (120) is provided at the front end of the crimping body (200); when the main body (110) and the crimping body (200) are in contact with each other, the relief space (204) accommodates the guide member (120).