Fixing device for pin shaft production

Abstract

The utility model discloses a fixing device for pin shaft production, which comprises a first support column arranged above a base, a second support column arranged above the first support column, a mounting groove arranged at the upper end of the second support column, a mounting frame arranged inside the mounting groove, and a fixing frame arranged on the mounting frame. Connecting rods are arranged on the two sides of the mounting frame correspondingly and rotationally connected with the second supporting columns. The rotating groove is formed in one end of the mounting frame, a fixing seat is arranged on one side of the mounting frame, a fixing cavity is formed in one end of the fixing seat, a fixing block is arranged in the fixing cavity, a first electric push rod is arranged outside the fixing seat, and the fixing device is formed by assembling a plurality of components. All the components can be movably adjusted, the fixing inclination and angle of the pin shaft can be changed, multiple parts of the pin shaft can be conveniently machined from different angles, and the production efficiency of the pin shaft is improved.

Description

Technical Field

[0001] This utility model relates to the field of pin manufacturing technology, specifically a fixing device for pin manufacturing. Background Technology

[0002] A pin is a standardized fastener that can be used for static fixed connection or for relative movement with the connected parts. It is mainly used at the hinge joint of two parts to form a hinge connection. Pins are usually locked with cotter pins, which are reliable and easy to disassemble. Pins are widely used in daily life. At present, when manufacturing and processing pins, it is generally necessary to use a fixing device to fix the pins to facilitate production and processing.

[0003] Chinese Patent Publication No. CN215968308U, authorized on March 8, 2022, discloses a fixing device for pin production, comprising a base, a support plate, a U-shaped plate, a placement plate, a drive assembly, a shock-absorbing clamping assembly, and a pressing assembly. The drive assembly includes an electric cylinder, a fixed rod, a sleeve, and a connecting structure. The fixed rod is disposed on the placement plate and extends into the groove of the U-shaped plate. The sleeve is slidably fitted onto the fixed rod. The connecting structure is rotatably disposed within the groove of the U-shaped plate and hinged to the sleeve. Two sets of connecting structures are symmetrically arranged. The two ends of the electric cylinder are respectively hinged to the two sets of connecting structures. The connecting structure includes a connecting arm, a connecting rod, a connecting rod 1, and a slider. This utility model relates to the field of pin production technology, specifically providing a fixing device for pin production with better fixing effect, more reliable fixing, reduced vibration during processing, and adaptability to the fixing requirements of pins of different sizes.

[0004] The existing fixing device uses a clamping method to achieve fixation. The fixing mechanism cannot be adjusted, which fixes the tilt and angle of the pin. This makes it inconvenient to process multiple parts of the pin from different angles, reduces the pin production efficiency, and cannot meet the usage requirements. Utility Model Content

[0005] The purpose of this utility model is to provide a fixing device for pin production, so as to solve the problem mentioned in the background art that the existing fixing device uses a clamping method to achieve fixing, the fixing mechanism cannot be adjusted, the tilt and angle of the fixed pin are fixed, it is inconvenient to process multiple parts of the pin from different angles, the pin production efficiency is reduced, and it cannot meet the needs of use.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a fixing device for pin production, comprising a base, and further comprising:

[0007] A first support column is disposed above the base and is fixedly connected to the base. A second support column is disposed above the first support column. An installation groove is provided at the upper end of the second support column. An installation frame is disposed inside the installation groove. Connecting rods are provided on both sides of the installation frame. There are two connecting rods, and one end of the connecting rod is fixedly connected to the installation frame. The connecting rod is rotatably connected to the second support column.

[0008] A rotating groove is disposed inside one end of the mounting bracket. A fixed seat is disposed on one side of the mounting bracket, and one end of the fixed seat extends into the rotating groove. The fixed seat is rotatably connected to the mounting bracket. A fixed cavity is disposed inside one end of the fixed seat. Four fixed blocks are disposed inside the fixed cavity and are equidistant from each other. Four first electric actuators are disposed outside the fixed seat and are fixedly connected to the fixed seat. The first electric actuators are disposed corresponding to the fixed blocks, and the telescopic ends of the first electric actuators are fixedly connected to the fixed blocks.

[0009] Preferably, the first support column has a telescopic cavity inside, one end of the second support column extends into the telescopic cavity, and the second support column is slidably connected to the first support column. The telescopic cavity has a second electric actuator inside, and both ends of the second electric actuator are fixedly connected to the first support column and the second support column, respectively. The upper end of the telescopic cavity has a dustproof ring, and the dustproof ring is located outside the second support column.

[0010] Preferably, a first motor is provided on one side of the second support column, and the first motor is connected to the second support column by screws, and the output end of the first motor is connected to one end of the connecting rod.

[0011] Preferably, each of the four fixing blocks has a flexible pad at one end, and the flexible pad is fixedly connected to the fixing block. A pressure sensor is provided at the contact point between the flexible pad and the fixing block, and the pressure sensor is fixedly connected to the fixing block.

[0012] Preferably, a second motor is provided inside the rotating slot, and the second motor is fixedly connected to the mounting bracket, with the output end of the second motor connected to one end of the fixed base.

[0013] Preferably, the fixed base has a convex cross-section, a bearing is provided inside the rotating groove, and the bearing is located outside the fixed base. The bearing is fixedly connected to the mounting bracket and the fixed base.

[0014] Preferably, a baffle is provided inside the fixing cavity, and a third electric actuator is provided inside the fixing cavity. The third electric actuator is located on one side of the baffle, and both ends of the third electric actuator are fixedly connected to the fixing seat and the baffle, respectively.

[0015] Compared with the prior art, the beneficial effects of this utility model are:

[0016] 1. The utility model device, through the setting of a first electric push rod, a fixed block, a flexible pad and a pressure sensor, the first electric push rod drives the fixed block to move, and the fixed block realizes the pin fixing, which can quickly fix pins of different sizes. The flexible pad protects the fixed pin, and the pressure sensor measures the clamping force to avoid damage to the pin due to excessive clamping, thus ensuring the pin fixing effect.

[0017] 2. The utility model device is equipped with a first motor, a connecting rod, and a second motor. The first motor drives the connecting rod to rotate, and as the connecting rod rotates, it drives the mounting bracket to rotate, changing the fixed inclination of the pin. The second motor drives the fixed seat to rotate, and as the fixed seat rotates, it drives the fixed pin to rotate, which facilitates processing from different angles of the pin.

[0018] 3. The utility model device, through the setting of a third electric push rod and a baffle, the third electric push rod drives the baffle to move, and the baffle limits one end of the pin, controls the length of the pin fixing part, and better fixes pins of different sizes. Attached Figure Description

[0019] Figure 1 This is the overall front view of the present invention;

[0020] Figure 2 This is a diagram showing the connection relationship between the first support column and the second support column of this utility model;

[0021] Figure 3 This is a diagram showing the connection relationship between the fixing base and the mounting bracket of this utility model;

[0022] Figure 4 This is a diagram showing the connection relationship between the fixing block and the fixing seat of this utility model.

[0023] In the diagram: 1. Base; 2. First support column; 3. Second support column; 4. Mounting bracket; 5. First motor; 6. Fixed seat; 7. First electric actuator; 8. Telescopic cavity; 9. Second electric actuator; 10. Dustproof ring; 11. Mounting groove; 12. Second motor; 13. Connecting rod; 14. Rotating groove; 15. Bearing; 16. Third electric actuator; 17. Fixed cavity; 18. Baffle; 19. Fixed block; 20. Flexible pad; 21. Pressure sensor. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0025] Please seeFigures 1-4 One embodiment of this utility model provides: a fixing device for pin production, including a base 1, and further including:

[0026] The first support column 2 is set above the base 1 and is fixedly connected to the base 1. The second support column 3 is set above the first support column 2. The upper end of the second support column 3 is provided with a mounting groove 11. The mounting groove 11 is provided with a mounting frame 4. There are two connecting rods 13 on both sides of the mounting frame 4. One end of the connecting rod 13 is fixedly connected to the mounting frame 4. The connecting rod 13 is rotatably connected to the second support column 3.

[0027] A rotating groove 14 is located inside one end of a mounting frame 4. A fixed seat 6 is located on one side of the mounting frame 4, and one end of the fixed seat 6 extends into the rotating groove 14. The fixed seat 6 is rotatably connected to the mounting frame 4. A fixed cavity 17 is located inside one end of the fixed seat 6. A fixed block 19 is located inside the fixed cavity 17. Four fixed blocks 19 are provided and are equidistantly arranged inside the fixed cavity 17. Four first electric push rods 7 are provided outside the fixed seat 6. The first electric push rods 7 are fixedly connected to the fixed seat 6 and are correspondingly arranged with the fixed blocks 19. The telescopic end of the first electric push rod 7 is fixedly connected to the fixed block 19.

[0028] In use: Insert the fixed end of the pin into the fixed cavity 17, drive the first electric push rod 7 to move the fixed block 19, and the fixed block 19 contacts the pin to fix the pin.

[0029] Please see Figure 1 and Figure 2 The first support column 2 has a telescopic cavity 8 inside. One end of the second support column 3 extends into the telescopic cavity 8 and is slidably connected to the first support column 2. The telescopic cavity 8 has a second electric push rod 9 inside, and both ends of the second electric push rod 9 are fixedly connected to the first support column 2 and the second support column 3, respectively. The upper end of the telescopic cavity 8 is provided with a dustproof ring 10, and the dustproof ring 10 is located outside the second support column 3. The second support column 3 is driven to rise and fall by the second electric push rod 9. As the second support column 3 rises and falls, the height of the support structure is changed, and the height of the pin can be adjusted.

[0030] Please see Figure 1 and Figure 2 A first motor 5 is provided on one side of the second support column 3, and the first motor 5 is connected to the second support column 3 by screws. The output end of the first motor 5 is connected to one end of the connecting rod 13. The first motor 5 drives the connecting rod 13 to rotate. As the connecting rod 13 rotates, it drives the mounting bracket 4 to rotate, changing the pin fixing inclination.

[0031] Please seeFigure 2 , Figure 3 and Figure 4 Each of the four fixing blocks 19 has a flexible pad 20 at one end, and the flexible pad 20 is fixedly connected to the fixing block 19. A pressure sensor 21 is provided at the contact point between the flexible pad 20 and the fixing block 19, and the pressure sensor 21 is fixedly connected to the fixing block 19. The flexible pad 20 protects the fixed pin, and the pressure sensor 21 measures the clamping force to avoid damage to the pin due to excessive clamping.

[0032] Please see Figure 2 and Figure 3 The rotating slot 14 is equipped with a second motor 12, which is fixedly connected to the mounting bracket 4. The output end of the second motor 12 is connected to one end of the fixed base 6. The fixed base 6 is rotated by the second motor 12, and the fixed pin is rotated by the rotation of the fixed base 6, which facilitates processing from different angles of the pin.

[0033] Please see Figure 3 The fixed base 6 has a convex cross section. The rotating groove 14 is equipped with a bearing 15, which is located on the outside of the fixed base 6. The bearing 15 is fixedly connected to the mounting bracket 4 and the fixed base 6.

[0034] Please see Figure 3 The fixed cavity 17 is provided with a baffle 18 and a third electric push rod 16. The third electric push rod 16 is located on one side of the baffle 18. The two ends of the third electric push rod 16 are fixedly connected to the fixed seat 6 and the baffle 18 respectively. The baffle 18 is moved by the third electric push rod 16, and the baffle 18 limits one end of the pin and controls the length of the fixed part of the pin.

[0035] Working principle: The fixed end of the pin is inserted into the fixed cavity 17. The first electric push rod 7 is driven to move the fixed block 19. The fixed block 19 contacts the pin, and the pin is fixed by the fixed block 19. The flexible pad 20 protects the fixed pin. The pressure sensor 21 measures the clamping force to avoid damage to the pin due to excessive clamping. The second electric push rod 9 is driven to raise and lower the second support column 3. As the second support column 3 rises and falls, the height of the support structure changes, which can adjust the fixed height of the pin. The first motor 5 is turned on to drive the connecting rod 13 to rotate. As the connecting rod 13 rotates, the mounting bracket 4 rotates, which changes the fixed inclination of the pin. The second motor 12 is turned on to drive the fixed seat 6 to rotate. As the fixed seat 6 rotates, the fixed pin rotates, which facilitates processing from different angles of the pin. The third electric push rod 16 is driven to move the baffle 18. The baffle 18 limits one end of the pin and controls the length of the fixed part of the pin.

[0036] The contents not described in detail in this specification are existing technologies known to those skilled in the art.

[0037] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A fixing device for pin production, comprising a base (1), characterized in that, Also includes: A first support column (2) is disposed above the base (1) and is fixedly connected to the base (1). A second support column (3) is disposed above the first support column (2). An installation groove (11) is provided at the upper end of the second support column (3). An installation frame (4) is disposed inside the installation groove (11). A connecting rod (13) is provided on both sides of the installation frame (4). There are two connecting rods (13), and one end of the connecting rod (13) is fixedly connected to the installation frame (4). The connecting rod (13) is rotatably connected to the second support column (3). A rotating groove (14) is provided inside one end of the mounting frame (4). A fixed seat (6) is provided on one side of the mounting frame (4), and one end of the fixed seat (6) extends into the interior of the rotating groove (14). The fixed seat (6) is rotatably connected to the mounting frame (4). A fixed cavity (17) is provided inside one end of the fixed seat (6). A fixed block (19) is provided inside the fixed cavity (17). Four fixed blocks (19) are provided, and the four fixed blocks (19) are equidistantly arranged inside the fixed cavity (17). A first electric push rod (7) is provided outside the fixed seat (6). Four first electric push rods (7) are provided, and the first electric push rods (7) are fixedly connected to the fixed seat (6). The first electric push rods (7) are correspondingly arranged with the fixed blocks (19), and the telescopic end of the first electric push rod (7) is fixedly connected to the fixed block (19).

2. The fixing device for pin production according to claim 1, characterized in that: The first support column (2) has a telescopic cavity (8) inside. One end of the second support column (3) extends into the telescopic cavity (8) and is slidably connected to the first support column (2). The telescopic cavity (8) has a second electric push rod (9) inside and both ends of the second electric push rod (9) are fixedly connected to the first support column (2) and the second support column (3) respectively. The upper end of the telescopic cavity (8) has a dustproof ring (10) and the dustproof ring (10) is located outside the second support column (3).

3. The fixing device for pin production according to claim 1, characterized in that: A first motor (5) is provided on one side of the second support column (3), and the first motor (5) is connected to the second support column (3) by screws. The output end of the first motor (5) is connected to one end of the connecting rod (13).

4. The fixing device for pin production according to claim 1, characterized in that: Each of the four fixing blocks (19) is provided with a flexible pad (20) at one end, and the flexible pad (20) is fixedly connected to the fixing block (19). A pressure sensor (21) is provided at the contact point between the flexible pad (20) and the fixing block (19), and the pressure sensor (21) is fixedly connected to the fixing block (19).

5. A fixing device for pin production according to claim 1, characterized in that: The rotating slot (14) is equipped with a second motor (12), and the second motor (12) is fixedly connected to the mounting bracket (4). The output end of the second motor (12) is connected to one end of the fixed base (6).

6. The fixing device for pin production according to claim 1, characterized in that: The fixed seat (6) has a convex cross section. The rotating groove (14) is provided with a bearing (15) inside, and the bearing (15) is located outside the fixed seat (6). The bearing (15) is fixedly connected to the mounting bracket (4) and the fixed seat (6).

7. A fixing device for pin production according to claim 1, characterized in that: The fixed cavity (17) is provided with a baffle (18) inside, and a third electric push rod (16) is provided inside the fixed cavity (17). The third electric push rod (16) is located on one side of the baffle (18), and the two ends of the third electric push rod (16) are fixedly connected to the fixed seat (6) and the baffle (18) respectively.

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