Press fitting device for support and connecting rod

Abstract

The utility model relates to a press fitting device for a bearing and a connecting rod, and relates to the field of automobile parts. The press-fitting device for the support and the connecting rod comprises a mounting seat, a press-fitting device and a press-fitting device, and the mounting seat is provided with a first station for placing the connecting rod and a second station for placing the support; the fixed guide rail is arranged in the vertical direction; the press-fitting assembly is located above the mounting base, the press-fitting assembly comprises an electric element and a fixing mechanism, the electric element is fixed to the fixing mechanism, the fixing mechanism is installed on the fixing guide rail, and a nut station for containing a nut is arranged at the end, facing the second station, of the electric element; the electric element is used for screwing a nut preset in the nut station on the connecting rod to fix the bearing and the connecting rod, the fixing mechanism is connected with a driving mechanism, and the driving mechanism drives the fixing mechanism to slide up and down along the fixing guide rail, so that the electric element moves to the second station to press and fix the bearing and the connecting rod. The method has the effects of higher efficiency and higher precision and standardization degree.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of automobile accessories, in particular to a supporting and connecting rod pressing device. BACKGROUND

[0002] The automobile connecting rod is a key component for improving the stability of automobile control, one end of the connecting rod is a ball head for maintaining stability, and an engine support is usually connected at the other end of the connecting rod, the support is an important component for connecting the engine and the frame, and plays a damping and buffering role through a rubber pad to improve the stability of driving and the comfort of driving.

[0003] When assembling the connecting rod and the support, the end of the connecting rod away from the ball head has a thread, the support is sleeved on the end of the connecting rod with the thread, and the connecting rod and the support are relatively fixed by bolt fastening. Bolt fastening usually needs to hold a screwdriver to fix the connecting rod and the support, but this manual assembly method is low in efficiency and high in assembly precision, and is prone to produce unqualified products. CONTENT OF THE UTILITY MODEL

[0004] In order to solve the problem of low efficiency and low precision of manual assembly of the support and the connecting rod, the present application provides a supporting and connecting rod pressing device.

[0005] The supporting and connecting rod pressing device provided by the present application adopts the following technical scheme:

[0006] The supporting and connecting rod pressing device comprises:

[0007] The mounting seat has a first station for placing the connecting rod and a second station for placing the support, the first station is fixedly connected with the second station, the second station is located on the first station, the connecting rod is relatively fixed on the first station, and the support is relatively fixed on the second station;

[0008] The fixed guide rail is arranged in the vertical direction;

[0009] The pressing assembly is located above the mounting seat, the pressing assembly comprises an electric element and a fixing mechanism, the electric element is fixed on the fixing mechanism, the fixing mechanism is installed on the fixed guide rail, one end of the electric element towards the second station is provided with a nut station for accommodating the nut, the electric element is used for screwing the nut preassembled in the nut station on the connecting rod to fix the support and the connecting rod, the fixing mechanism is connected with a driving mechanism, the driving mechanism drives the fixing mechanism to slide up and down along the fixed guide rail, so that the electric element moves to the second station to press and fix the support and the connecting rod.

[0010] By adopting the technical scheme, the connecting rod is relatively fixed on the first station, the support is relatively fixed on the second station, the electric element is fixed on the fixing mechanism, the fixing mechanism is installed on the fixing guide rail, and the fixing mechanism can slide up and down along the fixing guide rail. When the connecting rod and the support are preliminarily assembled and the support and the connecting rod need to be fixed by pressing, the driving mechanism drives the fixing mechanism to drive the electric element to slide downward, the second electric element is pressed to the second station, and the nut preliminarily arranged on the nut station is tightened on the connecting rod. Therefore, the electric element is used to fix the support and the connecting rod, and the driving mechanism is used to control the electric element to press and tighten the nut, so that the efficiency is higher, and the precision and the standardization degree are higher compared with manual assembly.

[0011] Preferably, the fixing mechanism comprises a sliding block and a horizontally arranged fixing plate, the fixing plate is fixed on the sliding block, and the electric element is fixed on the fixing plate.

[0012] Preferably, the fixing plate comprises a first fixing plate and a second fixing plate fixedly connected, the first fixing plate and the second fixing plate are arranged in parallel and are respectively fixed on the sliding block, the first fixing plate is located above the second fixing plate, the electric element is fixed on the first fixing plate, and one end of the electric element provided with the nut station penetrates through the second fixing plate and faces the second station.

[0013] Preferably, the fixing mechanism comprises a sliding block and a horizontally arranged fixing plate, the fixing plate is fixed on the sliding block, and the electric element is fixed on the fixing plate.

[0014] Preferably, the limiting pressing plate comprises a horizontal plate and a vertical plate integrally connected, the vertical plate is installed on the fixing guide rail and can slide along the fixing guide rail, the horizontal plate is arranged horizontally, the horizontal plate is provided with a gap slot for the electric element to penetrate, and the horizontal plate is provided with a pressing block which presses the flange seat of the support.

[0015] Preferably, the pressing assembly further comprises an elastic mechanism, the elastic mechanism is connected with a driving piece for driving the elastic mechanism to move, the elastic mechanism comprises an elastic piece and a sleeve, the elastic piece is sleeved on the sleeve, the sleeve extends circumferentially at both ends to form limiting portions, the limiting portions limit the elastic piece from coming out of the sleeve, the sleeve penetrates through the first fixing plate and the second fixing plate, the limiting portion at one end of the sleeve abuts against one side of the second fixing plate facing the second station, so that one end of the elastic piece abuts against the other side of the second fixing plate away from the second station, and the other end of the sleeve is connected with the driving piece. When the driving piece drives the elastic mechanism to slide downward, the elastic piece is compressed to abut against the second fixing plate.

[0016] Preferably, the first station has a clamping groove for clamping the ball head of the connecting rod, and the second station is provided with a through hole for the rod part of the connecting rod, the ball head of the connecting rod is clamped in the clamping groove, and the rod part of the connecting rod is threaded through the through hole and towards the electric element.

[0017] Preferably, the limiting rotary arm is fixed on one side of the first station, and the limiting rotary arm rotates towards the ball head of the connecting rod and presses the ball head of the connecting rod to prevent the ball head of the connecting rod from coming out of the clamping groove.

[0018] Preferably, the second station is provided with a positioning column for fixing the flange seat of the support, and the support sleeve is arranged on the rod part of the connecting rod, and the flange seat of the support is sleeved on the positioning column to fix the support and the connecting rod relative to each other.

[0019] In summary, the present application has at least one of the following beneficial technical effects:

[0020] 1. High assembly efficiency, high precision and standardization of products, the automatic equipment of the electric element and the driving mechanism is used to fix the support and the connecting rod, which improves the assembly efficiency and reduces the error caused by manual operation;

[0021] 2. Good limiting and fixing effect of the support and the connecting rod, the elastic force of the elastic member is used to resist the downward movement of the second fixing plate so that the electric element can press down the locking nut, the limiting pressure plate and the limiting rotary arm are used to limit the support and the connecting rod to prevent the support and the connecting rod from shaking when the electric element is pressed and fixed. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a schematic diagram of the three-dimensional structure of the pressing device for the support and the connecting rod in the embodiment of the present application.

[0023] Figure 2 is a schematic diagram of the mounting seat of the pressing device for the support and the connecting rod in the embodiment of the present application.

[0024] Figure 3 is a schematic diagram of the partial structure of the pressing device for the support and the connecting rod in the embodiment of the present application.

[0025] Figure 4 is a schematic diagram of the pressing device for the support and the connecting rod in the limiting pressure plate and the limiting rotary arm in the pressing state in the embodiment of the present application.

[0026] Explanation of reference numerals in the attached drawings: 1. Mounting base; 2. Press-fit assembly; 3. Fixed guide rail; 21. Electric component; 22. Fixing mechanism; 11. First station; 12. Second station; 111. Slot; 121. Through-hole; 122. Positioning post; 221. Slider; 222. Fixing plate; 223. First fixing plate; 224. Second fixing plate; 4. Limiting pressure plate; 41. Horizontal plate; 42. Vertical plate; 411. Relief groove; 412. Pressure block; 5. Limiting rotating arm; 23. Elastic mechanism; 231. Elastic element; 232. Sleeve; 233. Limiting part; 24. Driving element; 6. Base; 7. Base. Detailed Implementation

[0027] The following is in conjunction with the appendix Figures 1-4 This application will be described in further detail.

[0028] This application discloses a press-fitting device for supports and connecting rods. (Refer to...) Figure 1 The press-fitting device for the support and connecting rod includes a mounting base 1, a press-fitting assembly 2, and a fixed guide rail 3. The mounting base 1 is used to place the support and connecting rod for initial assembly. The press-fitting assembly 2 is located above the mounting base 1 and includes a fixedly connected electric component 21 and a fixing mechanism 22. The electric component 21 has a nut station for accommodating a nut and is used to tighten the nut onto the thread of the connecting rod to fix the support and connecting rod. The fixing mechanism 22 is mounted on the fixed guide rail 3 to fix the electric component 21. The fixed guide rail 3 is a vertically arranged slide rail. The fixing mechanism 22 is connected to a drive mechanism, which drives the fixing mechanism 22 to slide up and down along the fixed guide rail 3, allowing the electric component 21 to slide up and down. When the support and connecting rod are press-fitted, the electric component 21 slides downwards above the mounting base 1 and aligns with the thread on the connecting rod to tighten the nut onto the connecting rod.

[0029] Reference Figure 1 and Figure 2The mounting base 1 comprises a first station 11 and a second station 12 fixedly connected, the first station 11 is used for placing the connecting rod, the second station 12 is used for placing the support, and the second station 12 is located above the first station 11. When the support and the connecting rod are preliminarily assembled, the connecting rod is placed on the first station 11, the rod part of the connecting rod is in a vertical state, the threaded part of the end part of the connecting rod is aligned with the electric element 21, and the support is sleeved on the rod part of the connecting rod and placed on the second station 12. Specifically, the first station 11 is provided with a clamping groove 111 for clamping the ball head of the connecting rod, the second station 12 is provided with a penetrating opening 121 for penetrating the rod part of the connecting rod, the clamping groove 111 and the penetrating opening 121 are in communication, the ball head of the connecting rod is clamped in the clamping groove 111, so that the rod part of the connecting rod penetrates the penetrating opening 121 and enters the second station 12, and after the support is sleeved on the rod part of the connecting rod, the flange seat of the support abuts against the second station 12 to limit the downward movement of the support. Further, the second station 12 is provided with a positioning column 122 for fixing the flange seat of the support, and the flange seat of the support is sleeved on the positioning column 122 to limit the movement of the support.

[0030] With reference to Figure 3 The fixing mechanism 22 comprises a sliding block 221 and a horizontal fixing plate 222, the sliding block 221 is installed on the fixing guide rail 3, the fixing plate 222 is fixed on the sliding block 221, the electric element 21 is fixed on the fixing plate 222, and the sliding block 221 can slide along the fixing guide rail 3, so that the fixing plate 222 drives the electric element 21 to slide up and down along the fixing guide rail 3. Specifically, the fixing plate 222 comprises a first fixing plate 223 and a second fixing plate 224 fixedly connected, the first fixing plate 223 and the second fixing plate 224 are arranged in parallel and are respectively fixed on the sliding block 221, the first fixing plate 223 is located above the second fixing plate 224, the electric element 21 is fixed on the first fixing plate 223, and one end of the electric element 21 provided with a nut station penetrates the second fixing plate 224 and faces the second station 12. The electric element 21 is fixed on the first fixing plate 223, and the fixing plate 222 is provided with two parts capable of limiting shaking when the fixing plate 222 slides and the electric element 21 works. The electric element 21 is preferably an electric screwdriver.

[0031] The pressing device for supporting and connecting rod further comprises a limiting pressing plate 4, which is located below the pressing assembly 2 and is installed on the fixed guide rail 3. The limiting pressing plate 4 and the pressing assembly 2 slide along the same slide rail. After the connecting rod and the support are placed in the first station 11 and the second station 12 respectively, the limiting pressing plate 4 slides downward and presses on the flange seat of the support located in the second station 12 to limit the movement of the support and the connecting rod. The limiting pressing plate 4 comprises an integral connecting horizontal plate 41 and vertical plate 42. The vertical plate 42 is installed on the fixed guide rail 3 and can slide along the fixed guide rail 3. The horizontal plate 41 is horizontally arranged and has a gap slot 411 for the electric element 21 to pass through. The electric element 21 passes through the gap slot 411 and is directed towards the second station 12. In addition, the horizontal plate 41 is provided with a pressing block 412 for pressing on the flange seat of the support. The pressing block 412 can be made of rubber material. The elastic force generated by the deformation of the rubber under extrusion can better press the support.

[0032] With reference to Figure 1 and Figure 4 The pressing device for supporting and connecting rod further comprises a limiting pressing plate 4, which is located below the pressing assembly 2 and is installed on the fixed guide rail 3. The limiting pressing plate 4 and the pressing assembly 2 slide along the same slide rail. After the connecting rod and the support are placed in the first station 11 and the second station 12 respectively, the limiting pressing plate 4 slides downward and presses on the flange seat of the support located in the second station 12 to limit the movement of the support and the connecting rod. The limiting pressing plate 4 comprises an integral connecting horizontal plate 41 and vertical plate 42. The vertical plate 42 is installed on the fixed guide rail 3 and can slide along the fixed guide rail 3. The horizontal plate 41 is horizontally arranged and has a gap slot 411 for the electric element 21 to pass through. The electric element 21 passes through the gap slot 411 and is directed towards the second station 12. In addition, the horizontal plate 41 is provided with a pressing block 412 for pressing on the flange seat of the support. The pressing block 412 can be made of rubber material. The elastic force generated by the deformation of the rubber under extrusion can better press the support.

[0033] The press-fitting assembly 2 further comprises an elastic mechanism 23, which comprises an elastic piece 231 and a sleeve 232, the elastic piece 231 being sleeved on the sleeve 232, and both ends of the sleeve 232 extending circumferentially to form limiting portions 233, which limit the elastic piece 231 from coming out of the sleeve 232. One preferred form of the elastic piece 231 is a spring. The elastic mechanism 23 is connected with a driving piece 24 for driving the elastic mechanism 23 to move, the sleeve 232 is provided through the first fixed plate 223 and the second fixed plate 224, and the limiting portion 233 at one end of the sleeve 232 abuts against one side of the second fixed plate 224 facing the second station 12, so that the fixed plate 222 can be lifted by pulling the sleeve 232. Further, one end of the elastic piece 231 close to the second fixed plate 224 abuts against the other side of the second fixed plate 224 away from the second station 12, and the other end of the sleeve 232 is connected with the driving piece 24. One preferred form of the driving piece 24 is a pneumatic cylinder, and one end of the sleeve 232 is connected with a piston rod of the pneumatic cylinder. When the connecting rod and the bearing are fixed, the driving piece 24 drives the elastic mechanism 23 to slide downward, and after the piston rod of the driving piece 24 is lowered to a position, the elastic piece 231 continues to slide downward under the action of gravity, the elastic force generated by the compression of the elastic piece 231 abuts against the second fixed plate 224, so that the second fixed plate 224 continues to slide downward, and the abutting force is provided for the electric element 21 to tighten the nut on the connecting rod. When the electric element 21 completes the fixing of the connecting rod and the bearing, the driving mechanism drives the fixing mechanism 22 to slide upward to restore to the original position.

[0034] With reference to Figure 1 The base 6 is fixed below the mounting seat 1, the mounting seat 1 is fixed above the base 6, the base 6 is provided with the base 7 on one side, the base 7 is vertically arranged, the fixed guide rail 3 is fixed on the base 7, and the driving piece 24 is fixed on the base 7.

[0035] The implementation principle of the bearing and the connecting rod press-fitting device in the embodiment is as follows: the ball head of the connecting rod is clamped into the clamping groove 111, the rod part of the connecting rod is provided through the through hole 121 to enter the second station 12, then the bearing is sleeved on the rod part of the connecting rod, and the flange seat of the bearing abuts against the second station 12. The limiting pressing plate 4 slides downward to press on the flange seat of the bearing, the limiting rotary arm 5 rotates toward the clamping groove 111 and presses the ball head of the connecting rod, and the connecting rod and the bearing are relatively fixed. The driving mechanism drives the fixed plate 222 to slide downward along the fixed guide rail 3, the driving piece 24 drives the sleeve 232 to slide downward, the first fixed plate 223 drives the electric element 21 to slide toward the second station 12, and after the fixed plate 222 slides to a position, the elastic piece 231 continues to compress to abut against the second fixed plate 224. The electric element 21 is provided through the accommodation groove 411 to reach the threaded part of the connecting rod, and then the nut preassembled in the electric element 21 is tightened on the connecting rod, so that the press-fitting fixing of the bearing and the connecting rod is realized.

[0036] The above are all preferred embodiments of the present application, and do not limit the protection scope of the present application, so that: all equivalent changes made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. A press fitting device for supporting and connecting a link, characterized by, The utility model relates to a kind of press-fitting device for connecting rod and support, including: Mounting seat (1), the first station (11) for connecting rod placement and the second station (12) for support placement are provided on the mounting seat (1), the first station (11) is fixedly connected with the second station (12), the second station (12) is located on the first station (11), connecting rod is relatively fixed on the first station (11), support is relatively fixed on the second station (12); Fixed guide rail (3), the fixed guide rail (3) is arranged along vertical direction; Press-fit assembly (2), the press-fit assembly (2) is located above the mounting seat (1), and the press-fit assembly (2) includes electric element (21) and fixed mechanism (22) on the press-fit assembly (2), the electric element (21) is fixed on the fixed mechanism (22), the fixed mechanism (22) is installed on the fixed guide rail (3), one end of the electric element (21) towards the second station (12) is equipped with nut station containing nut, the electric element (21) is used to screw nut prepositioned in nut station on connecting rod to fix support and connecting rod, the fixed mechanism (22) is connected with driving mechanism, the driving mechanism drives the fixed mechanism (22) to slide up and down along the fixed guide rail (3), to make the electric element (21) move to the second station (12) and press-fit support and connecting rod.

2. The press fitting apparatus for supporting and connecting a link according to claim 1, characterized by: The fixed mechanism (22) includes sliding block (221) and horizontally arranged fixed plate (222), the fixed plate (222) is fixed on the sliding block (221), the electric element (21) is fixed on the fixed plate (222), and the sliding block (221) slides on the fixed guide rail (3).

3. The press fitting apparatus for supporting and connecting a link according to claim 2, characterized by: The fixed plate (222) includes first fixed plate (223) and second fixed plate (224) fixedly connected, the first fixed plate (223) and the second fixed plate (224) are arranged in parallel and are respectively fixed on the sliding block (221), the first fixed plate (223) is located above the second fixed plate (224), the electric element (21) is fixed on the first fixed plate (223), and one end of the electric element (21) provided with nut station penetrates the second fixed plate (224) and is towards the second station (12).

4. The press fitting apparatus for supporting and connecting a link according to claim 3, characterized by: It further includes limit pressing plate (4), the limit pressing plate (4) is installed on the fixed guide rail (3), the limit pressing plate (4) is installed below the press-fit assembly (2), the limit pressing plate (4) is slid down and is pressed tightly behind the flange seat of support located on the second station (12), and the press-fit assembly (2) slides down to fix support and connecting rod.

5. The press fitting apparatus for supporting and connecting a link according to claim 4, characterized by: The limiting pressing plate (4) comprises an integral connecting horizontal plate (41) and vertical plate (42), the vertical plate (42) is installed on the fixed guide rail (3) and can slide along the fixed guide rail (3), the horizontal plate (41) is horizontally arranged, the horizontal plate (41) is provided with a gap slot (411) for the electric element (21) to pass through, the horizontal plate (41) is provided with a pressing block (412), and the pressing block (412) is pressed on the supporting flange seat.

6. The press fitting apparatus for supporting and connecting a link according to claim 3, characterized by: The pressing assembly (2) further comprises an elastic mechanism (23), the elastic mechanism (23) is connected with a driving member (24) for driving the elastic mechanism (23) to move, the elastic mechanism (23) comprises an elastic member (231) and a sleeve (232), the elastic member (231) is sleeved on the sleeve (232), both ends of the sleeve (232) extend circumferentially to form a limiting portion (233), the limiting portion (233) limits the elastic member (231) from coming out of the sleeve (232), the sleeve (232) penetrates the first fixed plate (223) and the second fixed plate (224), and the limiting portion (233) at one end of the sleeve (232) abuts against one side of the second fixed plate (224) facing the second station (12), so that one end of the elastic member (231) abuts against one side of the second fixed plate (224) away from the second station (12), and the other end of the sleeve (232) is connected with the driving member (24), when the driving member (24) drives the elastic mechanism (23) to slide downward, the elastic member (231) is compressed to abut against the second fixed plate (224).

7. The press fitting apparatus for supporting and connecting a link according to claim 1, characterized by: The first station (11) has a clamping groove (111) for clamping the ball head of the connecting rod, the second station (12) is provided with a penetrating opening (121) for penetrating the rod part of the connecting rod, the ball head of the connecting rod is clamped in the clamping groove (111), so that the rod part of the connecting rod penetrates the penetrating opening (121) and faces the electric element (21).

8. The press fitting apparatus for supporting and connecting a link according to claim 7, characterized by: The limiting rotary arm (5) is fixed on one side of the first station (11), the limiting rotary arm (5) rotates towards the ball head of the connecting rod and presses the ball head of the connecting rod, so as to prevent the ball head of the connecting rod from coming out of the clamping groove (111).

9. The press fitting apparatus for supporting and connecting a link according to claim 7, characterized by: The second station (12) is provided with a positioning column (122) for fixing the supporting flange seat, the supporting sleeve is arranged on the rod part of the connecting rod, and the supporting flange seat is sleeved on the positioning column (122) to fix the supporting and the connecting rod relative to each other.

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