Cable insertion device and connector manufacturing device

Abstract

To provide a cable insertion device and a connector manufacturing device capable of improving manufacturing efficiency.SOLUTION: A cable insertion device includes a second block 2 assembled on the top of a first block 1 having top and bottom surfaces opposite to each other in a vertical direction Z and front and rear surfaces opposite to each other in a first horizontal direction X, a third block 3 assembled on the front surface of the first block, a third block 3 assembled to the front surface of the first block, a locking portion clamped between the first block and the third block, and the row of slots is formed in the top surface of the first block, the row of upper semicircular holes corresponding to the row of slots is formed in the bottom surface of the second block, and the row of lower semicircular holes corresponding to the row of slots is formed in the top surface of the third block, with the upper and lower semicircular holes forming guide holes for guiding the cable into the cable hole of the connector housing. Elastic cantilevers corresponding to the row of slots of the locking portion extend into the slots and abut against the cable inserted into the cable hole.SELECTED DRAWING: Figure 1

Description

[Technical field]

[0001] CROSS-REFERENCE TO RELATED APPLICATIONS This application claims the benefit of Chinese Patent Application No. CN202311036673.8, filed with the China National Intellectual Property Office on August 16, 2023, the entire disclosure of which is incorporated herein by reference.

[0002] The present invention relates to a cable insertion device and to a connector manufacturing device comprising the cable insertion device. [Background technology]

[0003] In the prior art, a connector generally includes a housing, a terminal, and a cable. The terminal is provided in the housing, and the cable is inserted into the housing. Usually, the terminal needs to be crimped onto the cable. To ensure that the cable remains stationary during crimping, a cable clamp is required to clamp and fix the cable. This increases the installation steps of the connector and reduces manufacturing efficiency. Summary of the Invention [Problem to be solved by the invention]

[0004] SUMMARY OF THE PRESENT EMBODIMENT The present invention is directed to overcoming or alleviating at least one aspect of the above disadvantages. [Means for solving the problem]

[0005] According to an aspect of the invention, a cable insertion device is provided, comprising a first block having vertically opposed top and bottom surfaces and first horizontally opposed front and rear surfaces, a second block assembled to the top of the first block and having a bottom surface abutting the top surface of the first block, a third block assembled to the front surface of the first block, and a locking piece clamped between the first and third blocks. A row of slots is formed in the top surface of the first block, a row of upper semicircular holes corresponding to the row of slots is formed in the bottom surface of the second block, and a row of lower semicircular holes corresponding to the row of slots is formed in the top surface of the third block, the upper and lower semicircular holes combining to form guide holes for guiding the cable into the cable hole of the connector housing, and the locking part includes a row of resilient cantilevers corresponding to the row of slots, the resilient cantilevers extending into the slots, and the resilient cantilevers are configured to abut against a cable inserted into the cable hole to prevent the inserted cable from being pulled out of the cable hole of the connector housing.

[0006] According to another exemplary embodiment of the present invention, the slots extend along a vertical direction and a first horizontal direction and penetrate a first block in the first horizontal direction, an upper semicircular hole penetrates a second block in the first horizontal direction and is aligned with the corresponding slot in the vertical direction, and a lower semicircular hole penetrates a third block in the first horizontal direction and is aligned with the corresponding slot in the first horizontal direction.

[0007] According to another exemplary embodiment of the present invention, the locking component further includes a plate-like body, the row of resilient cantilevers is connected to an upper edge of the plate-like body, and the plate-like body is clamped between a front face of the first block and a rear face of the third block.

[0008] According to another exemplary embodiment of the present invention, the elastic cantilever includes a first arm extending vertically and having one end connected to the plate-like body, and a second arm connected to the other end of the first arm and extending diagonally into the corresponding slot, the end of the second arm being configured to abut against an inserted cable to prevent the inserted cable from being pulled out of the cable hole of the connector housing.

[0009] According to another exemplary embodiment of the present invention, a row of unlocking holes corresponding to the row of slots is formed in the third block, such that an unlocking tool inserted into the unlocking holes can push the elastic cantilever to an unlocked position away from the inserted cable, allowing the inserted cable to be pulled out of the cable hole of the connector housing.

[0010] According to another exemplary embodiment of the present invention, the row of unlocking holes is located below the row of lower semicircular holes, and the unlocking holes extend through the third block in the first horizontal direction and are aligned with corresponding slots in the first horizontal direction.

[0011] According to another exemplary embodiment of the present invention, a horizontal step surface is formed on the front surface of the first block and a bottom surface of the third block and locking piece is supported against the horizontal step surface to position the third block and locking piece vertically.

[0012] According to another exemplary embodiment of the present invention, connecting holes are formed in the first block, the third block, and the locking piece, respectively, and communicate with each other, so that the first block, the third block, and the locking piece can be fixed to each other by a connecting member passing through the connecting holes.

[0013] According to another exemplary embodiment of the present invention, the second block includes a body having opposite ends in a second horizontal direction perpendicular to the first horizontal direction, and a connecting portion located at each end of the body and rotatably connected to the first block. A row of upper semicircular holes is formed in the bottom surface of the body.

[0014] According to another exemplary embodiment of the present invention, a first connection hole is formed in the first block, the first connection hole penetrates the first block along a second horizontal direction, and a second connection hole corresponding to the first connection hole is formed in the connection portion of the second block, and the cable insertion device further comprises a connection shaft rotatably mounted to the first connection hole and the second connection hole to rotatably mount the second block on the first block.

[0015] According to another exemplary embodiment of the present invention, the cable insertion device further comprises a limiting shaft mounted on the first block and passing through the first block along a second horizontal direction perpendicular to the first horizontal direction, the limiting shaft passing through the slot, the limiting shaft being used to abut against the elastic cantilever of the locking part to prevent excessive deformation of the elastic cantilever.

[0016] According to another exemplary embodiment of the present invention, when no cable is inserted, the elastic cantilever is in a natural, unforced state and does not contact the limiting axis, and when the cable is inserted, the elastic cantilever moves to a position where it contacts the limiting axis due to the compressive force of the cable.

[0017] According to another exemplary embodiment of the present invention, the locking component further includes a plate-like body, and the array of resilient cantilevers is connected to an upper edge of the plate-like body, and the plate-like body is clamped between the front face of the first block and the rear face of the third block. The resilient cantilevers include a first arm extending vertically and having one end connected to the plate-like body, and a second arm connected to the other end of the first arm and extending diagonally into the corresponding slot. The end of the second arm is configured to abut against an inserted cable to prevent the inserted cable from being pulled out of the cable hole of the connector housing.

[0018] According to another exemplary embodiment of the present invention, when the cable is inserted, the limiting shaft is supported at the connection between the first arm and the second arm.

[0019] According to another aspect of the present invention, there is provided a connector manufacturing device comprising the above-mentioned cable insertion device used for guiding a cable into a cable hole of a connector housing, the cable insertion device being positioned on one side of the connector housing, the guide hole of the cable insertion device being aligned with the cable hole of the connector housing, and when the cable is inserted into the cable hole through the guide hole, the resilient cantilever end of the locking part abuts the cable to prevent the cable from being pulled out of the cable hole of the connector housing.

[0020] In the above exemplary embodiment of the present invention, a locking component is provided on the cable insertion device to prevent the inserted cable from being pulled out, so there is no need to provide a cable clamp, which reduces the manufacturing steps of the connector and improves the manufacturing efficiency of the connector.

[0021] These and other features of the present invention will become more apparent from the detailed description of the illustrative embodiments taken in conjunction with the accompanying drawings. [Brief description of the drawings]

[0022] [Figure 1] 1 is a diagrammatic perspective view of a cable insertion device in accordance with an exemplary embodiment of the present invention; [Diagram 2] FIG. 2 is a diagrammatic perspective view of a cable insertion device according to an exemplary embodiment of the present invention, with the second block not shown. [Diagram 3] 1 is an illustrative cross-sectional view of a cable insertion device in accordance with an exemplary embodiment of the present invention. [Figure 4] 1 is an illustration of an exploded view of a cable insertion device in accordance with an exemplary embodiment of the present invention. [Diagram 5] 1 is an illustrative perspective view of a first block and a second block of a cable insertion device in accordance with an exemplary embodiment of the present invention; [Figure 6] FIG. 2 is a diagrammatic perspective view of a first blocking and locking component of a cable insertion device in accordance with an exemplary embodiment of the present invention. [Figure 7] 1 is a cross-sectional view of a cable insertion device and connector housing according to an exemplary embodiment of the present invention. [Figure 8] 8 is an explanatory diagram of the cable insertion device and a connector housing shown in FIG. 7. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0023] Hereinafter, exemplary embodiments of the present disclosure will be described in detail with reference to the accompanying drawings. In the drawings, the same reference numerals refer to the same elements. However, the present disclosure may be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the disclosure to those skilled in the art.

[0024] In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, it will be apparent that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are diagrammatically shown in order to simplify the drawings.

[0025] In accordance with a general aspect of the present invention, there is provided a cable insertion device comprising a first block having vertically opposed top and bottom surfaces and first horizontally opposed front and rear surfaces, a second block assembled to the top of the first block and having a bottom surface abutting the top surface of the first block, a third block assembled to the front surface of the first block, and a locking piece clamped between the first and third blocks. A row of slots is formed in the top surface of the first block, a row of upper semicircular holes corresponding to the row of slots is formed in the bottom surface of the second block, and a row of lower semicircular holes corresponding to the row of slots is formed in the top surface of the third block, the upper and lower semicircular holes combining to form guide holes for guiding the cable into the cable hole of the connector housing, and the locking part includes a row of resilient cantilevers corresponding to the row of slots, the resilient cantilevers extending into the slots, and the resilient cantilevers are configured to abut against a cable inserted into the cable hole to prevent the inserted cable from being pulled out of the cable hole of the connector housing.

[0026] According to another general aspect of the present invention, there is provided a connector manufacturing device comprising the above-mentioned cable insertion device used for guiding a cable into a cable hole of a connector housing, the cable insertion device being positioned on one side of the connector housing, the guide hole of the cable insertion device being aligned with the cable hole of the connector housing, and when the cable is inserted into the cable hole through the guide hole, the resilient cantilever end of the locking part abuts the cable to prevent the cable from being pulled out of the cable hole of the connector housing.

[0027] FIG. 1 is an illustrative perspective view of a cable insertion device according to an exemplary embodiment of the present invention. FIG. 2 is an illustrative perspective view of a cable insertion device according to an exemplary embodiment of the present invention, with the second block 2 not shown. FIG. 3 is an illustrative cross-sectional view of a cable insertion device according to an exemplary embodiment of the present invention. FIG. 4 is an illustrative exploded view of a cable insertion device according to an exemplary embodiment of the present invention. FIG. 5 is an illustrative perspective view of a first block 1 and a second block 2 of a cable insertion device according to an exemplary embodiment of the present invention. FIG. 6 is an illustrative perspective view of a first block 1 and a stopper 4 of a cable insertion device according to an exemplary embodiment of the present invention.

[0028] As shown in Figs. 1-6, in an exemplary embodiment of the present invention, a cable insertion device is disclosed. The cable insertion device includes a first block 1, a second block 2, a third block 3, and a locking part 4. The first block 1 has a top surface and a bottom surface opposite to a vertical direction Z and a front surface and a rear surface opposite to a first horizontal direction X. The second block 2 is assembled to the top of the first block 1, and its bottom surface is in contact with the top surface of the first block 1. The third block 3 is assembled to the front surface of the first block 1. The locking part 4 is clamped between the first block 1 and the third block 3.

[0029] 7 is a cross-sectional view of a cable insertion device and connector housing 5 according to an exemplary embodiment of the present invention. FIG. 8 is an illustration of a cable 6 inserted into the cable insertion device and connector housing 5 shown in FIG.

[0030] As shown in FIGS. 1 to 8, in the illustrated embodiment, a row of slots 11 is formed on the top surface of the first block 1, a row of upper semicircular holes 21 corresponding to the row of slots 11 is formed on the bottom surface of the second block 2, and a row of lower semicircular holes 31 corresponding to the row of slots 11 is formed on the top surface of the third block 3. The upper semicircular holes 21 and the lower semicircular holes 31 are combined to form a guide hole 101 for guiding the cable 6 into the cable hole 51 of the connector housing 5. The locking component 4 includes a row of elastic cantilevers 41 corresponding to the row of slots 11. The elastic cantilevers 41 extend into the slots 11 and are suitable for abutting against the cable 6 inserted into the cable hole 51 to prevent the inserted cable 6 from being pulled out of the cable hole 51 of the connector housing 5.

[0031] 1-8, in the illustrated embodiment, the slots 11 extend along the vertical direction Z and the first horizontal direction X and pass through the first block 1 in the first horizontal direction X. The upper semicircular holes 21 pass through the second block 2 in the first horizontal direction X and are aligned with the corresponding slots 11 in the vertical direction Z. The lower semicircular holes 31 pass through the third block 3 in the first horizontal direction X and are aligned with the corresponding slots 11 in the first horizontal direction X.

[0032] As shown in Figures 1 to 8, in the illustrated embodiment, the locking member 4 further includes a plate-like body 40, and the row of elastic cantilevers 41 is connected to an upper edge of the plate-like body 40, and the plate-like body 40 is clamped between the front surface of the first block 1 and the rear surface of the third block 3.

[0033] As shown in FIGS. 1 to 8, in the illustrated embodiment, the elastic cantilever 41 includes a first arm portion 41a and a second arm portion 41b. One end of the first arm 41a is connected to the plate-like body 40 and extends in the vertical direction Z. The second arm 41b is connected to the other end of the first arm 41a and extends obliquely into the corresponding slot 11. The end of the second arm 41b is suitable for pressing the inserted cable 6 to prevent the inserted cable 6 from being pulled out of the cable hole 51 of the connector housing 5. In the illustrated embodiment, the second arm 41b has a barbed shape, and therefore prevents the inserted cable 6 from being pulled out of the cable hole 51 of the connector housing 5.

[0034] As shown in Figures 1 to 8, in the illustrated embodiment, a row of unlocking holes 32 corresponding to the row of slots 11 are also formed in the third block 3, so that an unlocking tool (not shown) inserted into the unlocking hole 32 can push the elastic cantilever 41 to an unlocked position away from the inserted cable 6, allowing the inserted cable 6 to be pulled out of the cable hole 51 of the connector housing 5.

[0035] As shown in Figures 1 to 8, in the illustrated embodiment, the row of unlocking holes 32 is located below the row of lower semicircular holes 31, and the unlocking holes 32 pass through the third block 3 in the first horizontal direction X and are aligned with the corresponding slots 11 in the first horizontal direction X.

[0036] As shown in Figures 1 to 8, in the illustrated embodiment, a horizontal step surface 1c is formed on the front surface of the first block 1, and the bottom surfaces of the third block 3 and the locking part 4 are supported by the horizontal step surface 1c so as to arrange the third block 3 and the locking part 4 in the vertical direction Z.

[0037] 1 to 8, in the illustrated embodiment, a connection hole 102 is formed in each of the first block 1, the third block 3, and the locking component 4. The connection holes 102 communicate with each other, and therefore the first block 1, the third block 3, and the locking component 4 can be fixed to each other by a connection member (not shown, such as a bolt) passing through the connection hole 102.

[0038] 1 to 8, in the illustrated embodiment, the second block 2 includes a main body 20 and two connection portions 22. The main body 20 has both ends in a second horizontal direction Y perpendicular to the first horizontal direction X. The connection portions 22 are located at both ends of the main body 20 and rotatably connected to the first block 1. A row of upper semicircular holes 21 is formed on the bottom surface of the main body 20.

[0039] 1 to 8, in the illustrated embodiment, a first connection hole 1a is formed in a first block 1, and the first connection hole 1a penetrates the first block 1 along a second horizontal direction Y. A second connection hole 2b corresponding to the first connection hole 1a is formed in a connection portion 22 of a second block 2. The cable insertion device also includes a connection shaft 2a rotatably mounted in the first connection hole 1a and the second connection hole 2b to rotatably mount the second block 2 on the first block 1.

[0040] 1 to 8, in the illustrated embodiment, the cable insertion device further includes a limiting shaft 1b attached to the first block 1 and penetrating the first block 1 in a second horizontal direction Y perpendicular to the first horizontal direction X. The limiting shaft 1b passes through a slot 11, and the limiting shaft 1b is used to abut against an elastic cantilever 41 of the locking part 4 to prevent excessive deformation of the elastic cantilever 41.

[0041] As shown in Fig. 7, in the illustrated embodiment, when the cable 6 is not inserted, the elastic cantilever 41 is in a natural state without any force and does not contact the limiting axis 1b. As shown in Fig. 8, in the illustrated embodiment, when the cable 6 is inserted, the elastic cantilever 41 moves to a position where it contacts the limiting axis 1b due to the pressure of the inserted cable 6.

[0042] As shown in FIGS. 1 to 8, in the illustrated embodiment, when the cable 6 is inserted, the limiting shaft 1b is supported at the connection between the first arm 41a and the second arm 41b.

[0043] 1 to 8, in another exemplary embodiment of the present invention, a connector manufacturing device is also disclosed. The connector manufacturing device includes the above-mentioned cable insertion device for guiding a cable 6 into a cable hole 51 of a connector housing 5. The cable insertion device is positioned on one side of the connector housing 5, and a guide hole 101 of the cable insertion device is aligned with the cable hole 51 of the connector housing 5. When the cable 6 is inserted into the cable hole 51 through the guide hole 101, an end of the elastic cantilever 41 of the locking part 4 is pressed against the inserted cable 6 to prevent the cable 6 from being pulled out of the cable hole 51 of the connector housing 5.

[0044] It should be understood by those skilled in the art that the above embodiments are illustrative and not restrictive. For example, those skilled in the art can make many modifications to the above embodiments without any contradiction in structure or principle, and can freely combine various features described in different embodiments with each other.

[0045] While several exemplary embodiments have been shown and described, it will be understood by those skilled in the art that various changes or modifications can be made to these embodiments without departing from the principles and spirit of the present disclosure, the scope of which is defined by the following claims and their equivalents.

[0046] As used herein, elements described in the singular and preceded by the word "a" or "an" should be understood as not excluding a plurality of said elements or steps, unless expressly stated to the contrary. Furthermore, references to "one embodiment" of the invention are not intended to be interpreted as excluding the existence of additional embodiments that also incorporate the recited features. Furthermore, unless expressly stated otherwise, embodiments "comprising" or "having" an element or elements having a particular characteristic can include additional such elements that do not have that characteristic.

Claims

1. 1. A cable insertion device comprising: a first block (1) having top and bottom surfaces opposed in a vertical direction (Z) and front and rear surfaces opposed in a first horizontal direction (X); a second block (2) assembled to the top of the first block (1) and having a bottom surface in contact with the top surface of the first block (1); a third block (3) assembled to the front surface of the first block (1); a locking part (4) clamped between the first block (1) and the third block (3); a row of slots (11) is formed in the top surface of the first block (1), a row of upper semicircular holes (21) corresponding to the row of slots (11) is formed in the bottom surface of the second block (2), and a row of lower semicircular holes (31) corresponding to the row of slots (11) is formed in the top surface of the third block (3); The upper semicircular hole (21) and the lower semicircular hole (31) are combined to form a guide hole (101) for guiding the cable (6) into the cable hole (51) of the connector housing (5); The locking part (4) includes a row of elastic cantilevers (41) corresponding to the row of slots (11), the elastic cantilevers (41) extending into the slots (11), and the elastic cantilevers (41) are configured to abut against the cable (6) inserted into the cable hole (51) to prevent the inserted cable (6) from being pulled out of the cable hole (51) of the connector housing (5).

2. the slot (11) extends along the vertical direction (Z) and the first horizontal direction (X) and penetrates the first block (1) in the first horizontal direction (X); the upper semicircular hole (21) passes through the second block (2) in the first horizontal direction (X) and is aligned with the corresponding slot (11) in the vertical direction (Z); 2. The cable insertion device of claim 1, wherein the lower semicircular holes (31) pass through the third block (3) in the first horizontal direction (X) and are aligned with the corresponding slots (11) in the first horizontal direction (X).

3. 2. The cable insertion device according to claim 1, wherein the locking part (4) further comprises a plate-like body (40), the row of elastic cantilevers (41) being connected to an upper edge of the plate-like body (40), and the plate-like body (40) being clamped between the front face of the first block (1) and the rear face of the third block (3).

4. The elastic cantilever (41) A first arm (41a) extending in the vertical direction (Z) and having one end connected to the plate-like body (40); a second arm (41b) connected to the other end of the first arm (41a) and extending obliquely into the corresponding slot (11); Including, 4. The cable insertion device of claim 3, wherein an end of the second arm (41b) is configured to abut against the inserted cable (6) to prevent the inserted cable (6) from being pulled out of the cable hole (51) of the connector housing (5).

5. 2. The cable insertion device of claim 1, wherein a row of unlocking holes (32) corresponding to the row of slots (11) are formed in the third block (3), such that an unlocking tool inserted into the unlocking holes (32) can push the elastic cantilever (41) to an unlocked position away from the inserted cable (6) and pull the inserted cable (6) out of the cable hole (51) of the connector housing (5).

6. 6. The cable insertion device according to claim 5, wherein the row of unlocking holes (32) is located below the row of lower semicircular holes (31), and the unlocking holes (32) penetrate the third block (3) in the first horizontal direction (X) and are aligned with the corresponding slots (11) in the first horizontal direction (X).

7. 2. The cable insertion device according to claim 1, wherein a horizontal step surface (1c) is formed on the front surface of the first block (1), and bottom surfaces of the third block (3) and the locking part (4) are supported on the horizontal step surface (1c) so as to position the third block (3) and the locking part (4) in the vertical direction (Z).

8. 8. The cable insertion device according to claim 7, wherein connection holes (102) are formed in the first block (1), the third block (3), and the locking part (4) respectively and communicate with each other, so that the first block (1), the third block (3), and the locking part (4) can be fixed to each other by a connection member passing through the connection holes (102).

9. The second block (2) comprises: A body (20) having both ends in a second horizontal direction (Y) perpendicular to the first horizontal direction (X); a connecting portion (22) located at both ends of the body (20) and rotatably connected to the first block (1); Including, 2. The cable insertion device of claim 1, wherein the row of upper semicircular holes (21) is formed in a bottom surface of the body (20).

10. a first connection hole (1a) is formed in the first block (1), the first connection hole (1a) penetrates the first block (1) along the second horizontal direction (Y), and a second connection hole (2b) corresponding to the first connection hole (1a) is formed in the connection portion (22) of the second block (2); 10. The cable insertion device according to claim 9, further comprising a connection shaft (2a) rotatably mounted in the first connection hole (1a) and the second connection hole (2b) to rotatably mount the second block (2) on the first block (1).

11. a limiting shaft (1b) attached to the first block (1) and passing through the first block (1) along a second horizontal direction (Y) perpendicular to the first horizontal direction (X); 2. The cable insertion device according to claim 1, wherein the limiting axis (1b) passes through the slot (11), and the limiting axis (1b) is used to abut the elastic cantilever (41) of the locking part (4) to prevent excessive deformation of the elastic cantilever (41).

12. When the cable (6) is not inserted, the elastic cantilever (41) is in a natural state without any force being applied thereto and does not contact the limiting shaft (1b); 12. A cable insertion device according to claim 11, wherein when the cable (6) is inserted, the elastic cantilever (41) moves to a position in contact with the limiting axis (1b) by the pressing force of the cable (6).

13. The locking part (4) further comprises a plate-like body (40), the row of elastic cantilevers (41) being connected to an upper edge of the plate-like body (40), the plate-like body (40) being clamped between the front face of the first block (1) and the rear face of the third block (3); The elastic cantilever (41) A first arm (41a) extending in a vertical direction (Z) and having one end connected to the plate-like body (40); a second arm (41b) connected to the other end of the first arm (41a) and extending obliquely into the corresponding slot (11); Including, 13. The cable insertion device of claim 12, wherein an end of the second arm (41b) is configured to abut against the inserted cable (6) to prevent the inserted cable (6) from being pulled out of the cable hole (51) of the connector housing (5).

14. 14. A cable insertion device according to claim 13, wherein when the cable (6) is inserted, the limiting axis (1b) is supported at the connection between the first arm (41a) and the second arm (41b).

15. A connector manufacturing device, comprising: The cable insertion device according to any one of claims 1 to 14, which is used to guide a cable (6) into a cable hole (51) of a connector housing (5), The cable insertion device is positioned on one side of the connector housing (5), and the guide hole (101) of the cable insertion device is aligned with the cable hole (51) of the connector housing (5); When the cable (6) is inserted into the cable hole (51) through the guide hole (101), the end of the elastic cantilever (41) of the locking part (4) comes into contact with the cable (6) to prevent the cable (6) from being pulled out of the cable hole (51) of the connector housing (5).

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