Auxiliary pressing device for screwing plug connector

Abstract

The auxiliary pressing device comprises a fixing support and a double-shaft air cylinder, the double-shaft air cylinder is fixedly connected to the top of the inner wall of the fixing support, a lower pressing plate is arranged at the bottom of the double-shaft air cylinder, and a connecting assembly is arranged between the lower pressing plate and the double-shaft air cylinder. The connecting sleeve is fixedly clamped to the top of the lower pressing plate in a vertical state through the clamping assembly, the transmission rod is in transmission connection to the output end of the double-shaft air cylinder, the transmission rod is slidably sleeved with the connecting sleeve in a vertical state, and the buffer spring is located in the connecting sleeve to conduct buffer protection on the transmission rod and the lower pressing plate. And the buffer spring and the clamping assembly form linkage. According to the utility model, the double-shaft air cylinder, the lower pressing plate and the connecting assembly are matched for use, when the double-shaft air cylinder drives the lower pressing plate to descend through the transmission rod to press a product, the buffer spring can enable elastic buffer force to exist between the transmission rod and the lower pressing plate, and the lower pressing plate is prevented from being in direct rigid contact with the product.

Description

Technical Field

[0001] The utility model relates to the field of pressing devices, in particular to an auxiliary pressing device for screwing a plug-in connector. Background Art

[0002] When screwing a connector product, a multi-station disc is usually used to transport the connector product, and an automatic feeding mechanism is used to feed the product. A pressing mechanism is then used to press the connector product, and a screw torque mechanism is used to tighten the screws, thereby achieving screwing of the connector product.

[0003] When using a pressing mechanism to press the connector product, a cylinder and a lower pressing plate are usually used in combination. The cylinder drives the lower pressing plate to descend, so that the lower pressing plate can cooperate with the work station on the disc to press the connector product, and the lower pressing plate is usually directly fixed to the output end of the cylinder by bolts or welding. In this way, when the cylinder drives the lower pressing plate to descend, not only will the lower pressing plate be in direct rigid contact with the product, but it will also be inconvenient to subsequently disassemble and replace the lower pressing plate according to the shape of the product. Utility Model Content

[0004] The utility model aims to provide an auxiliary pressing device for screwing a connector to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: an auxiliary pressing device for screwing a connector, comprising a fixed bracket and a double-axis cylinder, wherein the double-axis cylinder is fixedly connected to the top of the inner wall of the fixed bracket in a vertical state;

[0006] A lower pressing plate for vertical movement operation is arranged at the bottom of the double-axis cylinder, and a connecting assembly is arranged between the lower pressing plate and the double-axis cylinder, and the connecting assembly includes:

[0007] A connecting sleeve and a clamping assembly, wherein the connecting sleeve is fixedly clamped on the top of the lower pressing plate in a vertical state through the clamping assembly;

[0008] A transmission rod, the transmission rod is transmission-connected to the output end of the double-axis cylinder, and the transmission rod is vertically slidably sleeved inside the connecting sleeve;

[0009] A buffer spring is located inside the connecting sleeve to provide buffering protection for the transmission rod and the lower pressure plate, and the buffer spring is linked with the clamping assembly.

[0010] Preferably, the top of the lower pressure plate is symmetrically fixedly connected with a limiting ring, the bottom of the outer wall of the connecting sleeve is slidably sleeved with the limiting ring, and the top of the inner cavity of the connecting sleeve is fixedly sleeved with a fixing ring.

[0011] Preferably, the bottom of the transmission rod is fixedly connected to a limiting disc through a fixing ring, and the limiting disc is located on the top of the buffer spring. The top of the outer wall of the transmission rod is fixedly sleeved with a positioning ring, and the positioning ring is used to limit the travel of the transmission rod sliding relative to the connecting sleeve to squeeze the buffer spring.

[0012] Preferably, the clamping assembly comprises:

[0013] A fixing block, the fixing block being fixedly connected to the bottom of the side of the connecting sleeve;

[0014] A limit plate, the limit plate is slidably connected to the top of the lower pressing plate, and the limit plate is slidably connected to the top of the fixed block;

[0015] A cross is slidably arranged between the connecting sleeves, and the cross is slidably clamped on the top of the limiting plate.

[0016] Preferably, a slide groove matching the limit plate is provided on the side of the top of the fixed block, and a clamping piece is symmetrically fixedly connected to the side of the top of the lower pressure plate, and the clamping piece is used to clamp and limit the vertical height of the limit plate.

[0017] Preferably, a groove matching the cross is formed at the bottom of the side of the connecting sleeve, and a connecting disc is fixedly connected to the end of the cross. The connecting disc is slidably sleeved inside the connecting sleeve, and the connecting disc is located at the bottom of the buffer spring.

[0018] Preferably, a positioning rod is fixedly connected to the bottom of the cross, a positioning groove is provided on the top of the limiting plate, and the outer wall of the positioning rod is slidably engaged with the inner cavity of the positioning groove.

[0019] Technical effects and advantages of the utility model:

[0020] The utility model utilizes the coordinated use of a double-axis cylinder, a lower pressure plate and a connecting component. The connecting component includes a connecting sleeve, a transmission rod, a buffer spring and a clamping component. When the double-axis cylinder drives the lower pressure plate to descend and press the product through the transmission rod, the buffer spring can enable an elastic buffer force to exist between the transmission rod and the lower pressure plate to avoid direct rigid contact between the lower pressure plate and the product. The buffer spring can also limit the clamping component so that the lower pressure plate can be stably installed at the bottom of the transmission rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0022] Figure 2 It is a schematic diagram of the overall structure of the lower pressure plate of the utility model.

[0023] Figure 3 It is a schematic diagram of the overall structure of the cross of the utility model.

[0024] Figure 4 This is a schematic diagram of the internal structure of the connecting sleeve of the utility model from the front.

[0025] In the figure: 1. fixed bracket; 2. double-axis cylinder; 3. lower pressure plate; 4. connecting assembly; 41. connecting sleeve; 42. transmission rod; 43. buffer spring; 44. clamping assembly; 441. fixed block; 442. limit plate; 443. clamping piece; 444. cross; 445. connecting disc; 446. slot; 447. positioning rod; 45. limit ring; 46. fixed ring; 47. limit disc; 48. positioning ring. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] The utility model provides Figure 1-4 The auxiliary clamping device for screwing a connector shown in the figure comprises a fixed bracket 1 and a double-axis cylinder 2, the double-axis cylinder 2 is vertically fixedly connected to the top of the inner wall of the fixed bracket 1, a lower pressing plate 3 for vertical movement operation is arranged at the bottom of the double-axis cylinder 2, a connecting component 4 is arranged between the lower pressing plate 3 and the double-axis cylinder 2, the connecting component 4 comprises a connecting sleeve 41, a transmission rod 42, a buffer spring 43 and a clamping component 44, the connecting sleeve 41 is vertically fixedly clamped to the top of the lower pressing plate 3 through the clamping component 44, the transmission rod 42 is transmission-connected to the double-axis cylinder At the output end of the cylinder 2, when the dual-axis cylinder 2 drives the transmission rod 42 to descend, the transmission rod 42 can squeeze the lower pressure plate 3 down through the buffer spring 43 and the connecting sleeve 41, so that the lower pressure plate 3 has a buffering performance to press the connector product, and the transmission rod 42 is slidably sleeved in the interior of the connecting sleeve 41 in a vertical state. The buffer spring 43 is located inside the connecting sleeve 41 to buffer and protect the transmission rod 42 and the lower pressure plate 3, and the buffer spring 43 forms a linkage with the clamping assembly 44, that is, the elastic extrusion force of the buffer spring 43 can also squeeze and limit the clamping assembly 44.

[0028] Furthermore, the top of the lower pressure plate 3 is symmetrically fixedly connected with a limiting ring 45, the bottom of the outer wall of the connecting sleeve 41 is slidably sleeved with the limiting ring 45, the top of the inner cavity of the connecting sleeve 41 is fixedly sleeved with a fixing ring 46, the bottom of the transmission rod 42 passes through the fixing ring 46 and is fixedly connected with a limiting disc 47, the outer wall of the limiting disc 47 is slidably sleeved with the connecting sleeve 41, the limiting disc 47 is located at the top of the buffer spring 43, and the top of the outer wall of the transmission rod 42 is fixedly sleeved with a positioning ring 48, the positioning ring 48 is used to limit the travel of the transmission rod 42 sliding relative to the connecting sleeve 41 to squeeze the buffer spring 43, that is, when the positioning ring 48 on the outer wall of the transmission rod 42 is in contact with the top of the connecting sleeve 41, the transmission rod 42 no longer continues to drive the limiting disc 47 to slide downward inside the connecting sleeve 41, so as to avoid the limiting disc 47 causing pressure loss to the buffer spring 43.

[0029] In particular, the clamping assembly 44 includes a fixing block 441, a limiting plate 442 and a cross 444. The fixing block 441 is fixedly connected to the bottom of the side of the connecting sleeve 41, and the top of the limiting ring 45 is symmetrically provided with a groove matching the fixing block 441, so that the fixing block 441 is clamped in the inside of the groove to limit the connecting sleeve 41, and the cross 444 can drive the positioning rod 447 to clamp the limiting plate 442 under the action of the buffer spring 43, so that the limiting plate 442 can clamp the fixing block 441. 41 extrusion limitation ensures the stability of the connecting sleeve 41 installed on the top of the lower pressure plate 3, the limit plate 442 is slidably engaged with the top of the lower pressure plate 3, and the limit plate 442 is slidably engaged with the top of the fixed block 441, the cross 444 is slidably arranged between the connecting sleeves 41, and the cross 444 is slidably engaged with the top of the limit plate 442, the bottom of the cross 444 is fixedly connected with a positioning rod 447, and a positioning groove is opened at the top of the limit plate 442, and the outer wall of the positioning rod 447 is slidably engaged with the inner cavity of the positioning groove.

[0030] Furthermore, a sliding groove matching the limit plate 442 is provided on the side of the top of the fixing block 441, and a clamping piece 443 is symmetrically fixedly connected to the side of the top of the lower pressure plate 3, and the clamping piece 443 is L-shaped, so that the height of the limit plate 442 can be limited, and under the limitation of the positioning rod 447 at the bottom of the cross 444, the limit plate 442 can be in a stable state to clamp and limit the fixing block 441, and the cross 444 is pulled upward to separate the positioning rod 447 at the bottom of the cross 444 from the limit plate 442, so that the limit plate 442 slides away from the clamping piece 443, so that the limit plate 442 is separated from the fixing block 441, and the lower pressure plate 3 can be disassembled. The clamping piece 443 is used to clamp and limit the vertical height of the limit plate 442. A groove 446 matching the cross 444 is provided at the bottom of the side of the connecting sleeve 41. A connecting disc 445 is fixedly connected to the end of the cross 444. The connecting disc 445 is slidably sleeved on the inside of the connecting sleeve 41, and the connecting disc 445 is located at the bottom of the buffer spring 43. The buffer spring 43 has a compressive elastic force when it is located between the connecting disc 445 and the limit disc 47, so that the buffer spring 43 can give the cross 444 a downward elastic force through the connecting disc 445, thereby ensuring the stability of the cross 444 driving the positioning rod 447 to clamp with the limit plate 442.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An auxiliary pressing device for screwing a connector, comprising a fixing bracket (1) and a double-axis cylinder (2), wherein the double-axis cylinder (2) is vertically fixedly connected to the top of the inner wall of the fixing bracket (1); It is characterized in that A lower pressing plate (3) for vertical movement operation is arranged at the bottom of the double-axis cylinder (2), and a connecting assembly (4) is arranged between the lower pressing plate (3) and the double-axis cylinder (2), and the connecting assembly (4) comprises: A connecting sleeve (41) and a clamping assembly (44), wherein the connecting sleeve (41) is fixedly clamped to the top of the lower pressing plate (3) in a vertical state through the clamping assembly (44); A transmission rod (42), the transmission rod (42) is transmission-connected to the output end of the double-shaft cylinder (2), and the transmission rod (42) is vertically slidably sleeved inside the connecting sleeve (41); A buffer spring (43) is located inside the connecting sleeve (41) to provide buffering protection for the transmission rod (42) and the lower pressure plate (3), and the buffer spring (43) is linked with the clamping assembly (44).

2. The auxiliary pressing device for screwing a connector according to claim 1, characterized in that: The top of the lower pressure plate (3) is symmetrically fixedly connected to a limiting collar (45), the bottom of the outer wall of the connecting sleeve (41) is slidably sleeved with the limiting collar (45), and the top of the inner cavity of the connecting sleeve (41) is fixedly sleeved with a fixing collar (46).

3. The auxiliary pressing device for screwing a connector according to claim 2, characterized in that: The bottom of the transmission rod (42) passes through a fixed collar (46) and is fixedly connected to a limiting disc (47). The limiting disc (47) is located on the top of the buffer spring (43). The top of the outer wall of the transmission rod (42) is fixedly sleeved with a positioning collar (48). The positioning collar (48) is used to limit the travel of the transmission rod (42) sliding relative to the connecting sleeve (41) to squeeze the buffer spring (43).

4. The auxiliary pressing device for screwing a connector according to claim 1, characterized in that: The clamping assembly (44) comprises: A fixing block (441), wherein the fixing block (441) is fixedly connected to the bottom of the side of the connecting sleeve (41); A limit plate (442), wherein the limit plate (442) is slidably engaged with the top of the lower pressing plate (3), and the limit plate (442) is slidably engaged with the top of the fixing block (441); A cross (444), wherein the cross (444) is slidably disposed between the connecting sleeves (41), and the cross (444) is slidably engaged with the top of the limiting plate (442).

5. The auxiliary pressing device for screwing a connector according to claim 4, characterized in that: The top side of the fixed block (441) is provided with a slide groove matching the limit plate (442), and the top side of the lower pressure plate (3) is symmetrically fixedly connected with a clamping piece (443), and the clamping piece (443) is used to clamp and limit the vertical height of the limit plate (442).

6. The auxiliary pressing device for screwing a connector according to claim 4, characterized in that: The bottom of the side of the connecting sleeve (41) is provided with a slot (446) matching the cross (444), the end of the cross (444) is fixedly connected with a connecting disc (445), the connecting disc (445) is slidably sleeved inside the connecting sleeve (41), and the connecting disc (445) is located at the bottom of the buffer spring (43).

7. The auxiliary pressing device for screwing a connector according to claim 4, characterized in that: A positioning rod (447) is fixedly connected to the bottom of the cross (444), a positioning groove is provided on the top of the limiting plate (442), and the outer wall of the positioning rod (447) is slidably engaged with the inner cavity of the positioning groove.

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