Valve element machining clamp

Abstract

The utility model discloses a valve element machining clamp. The valve element machining clamp comprises a workbench, a clamping mechanism and a distance adjusting mechanism. A groove is formed in the workbench, rotating columns are rotationally connected to the front end and the rear end of the groove through bearings, a working bin is fixedly connected between the rotating columns, symmetrically-distributed sliding openings are formed in the upper end of the working bin, and sliding seats are slidably connected into the sliding openings; the clamping mechanisms are respectively arranged at the upper ends of the two sliding seats; the interval adjusting mechanism is arranged in the working bin, the lower ends of the sliding seats are fixedly connected with the upper end of the interval adjusting mechanism, a control switch group is arranged at the right end of the upper surface of the working table, and the input end of the control switch group is electrically connected with an external power source. And rotation of the valve element is not affected, meanwhile, angle adjustment of the clamped valve element can be achieved, and the valve element clamping efficiency of the valve element machining clamp is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of valve core processing, in particular to a valve core processing fixture. Background Art

[0002] The valve core is a basic part of the valve body that uses its movement to achieve directional control, pressure control or flow control. It is usually a movable component located inside the valve body, which opens, closes or regulates the flow of fluids (such as liquids and gases) through rotation, sliding or other forms of movement. The valve core processing fixture is a tool used to fix and position the valve core during the valve core processing process. These fixtures can ensure the stability and accuracy of the valve core during the processing, thereby improving processing efficiency and product quality;

[0003] Some existing valve core processing fixtures use a clamping unit position fixing method to clamp and fix the valve core;

[0004] The traditional valve core processing fixture of this type has the following problems: the method of fixing the position of the clamping unit may affect the applicable scope of the valve core clamping of the valve core processing fixture, and may also affect the degree to which the valve core processing fixture meets the valve core processing requirements. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the existing defects and provide a valve core processing fixture that can achieve stable clamping of valve cores of different specifications without affecting the rotation of the valve core, and at the same time can achieve angle adjustment of the valve core during clamping, effectively improving the valve core clamping efficiency of the valve core processing fixture, and can effectively solve the problems in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a valve core processing fixture, including a workbench, a clamping mechanism and a spacing adjustment mechanism;

[0007] Workbench: A groove is arranged inside the workbench, and the front and rear ends of the groove are rotatably connected with rotating columns through bearings, and a working chamber is fixedly connected between the rotating columns. The upper end of the working chamber is provided with symmetrically distributed sliding ports, and the interior of the sliding ports is slidably connected with a sliding seat;

[0008] Clamping mechanism: It is respectively arranged at the upper ends of the two sliding seats;

[0009] Spacing adjustment mechanism: It is arranged inside the working chamber, and the lower end of the sliding seat is fixedly connected to the upper end of the spacing adjustment mechanism, which can realize the stable clamping of valve cores of different specifications without affecting the rotation of the valve core. At the same time, it can realize the angle adjustment of the valve core being clamped, effectively improving the valve core clamping efficiency of the valve core processing fixture.

[0010] Furthermore, a control switch group is provided at the right end of the upper surface of the workbench, and an input end of the control switch group is electrically connected to an external power supply to control various electrical appliances.

[0011] Furthermore, the clamping mechanism includes pillars, a fixed frame, a movable frame, auxiliary wheels and an electric push rod, the pillars are symmetrically fixedly connected to the upper ends of the sliding seats, the fixed frames are fixedly connected to the lower ends between two longitudinally adjacent pillars, the movable frames are slidably connected to the upper ends between two longitudinally adjacent pillars, the fixed frames and the movable frames are rotatably connected to evenly distributed auxiliary wheels, the upper ends between two longitudinally adjacent pillars are fixedly connected to mounting plates, the electric push rods are respectively arranged in the middle of the mounting plates, the telescopic ends of the electric push rods are fixedly connected to the upper ends of the vertically adjacent movable frames, the input ends of the electric push rods are electrically connected to the output ends of the control switch group, so as to achieve stable clamping of valve cores of different specifications without affecting the rotation of the valve cores.

[0012] Furthermore, the spacing adjustment mechanism includes a rack plate, a gear and a rotating shaft, the rotating shaft is rotatably connected to the inside of the working chamber, the rack plate is fixedly connected to the lower ends of the two sliding seats, the gear is fixedly connected to the upper end of the rotating shaft, and the rack plates are meshed with the gears to achieve spacing adjustment of the sliding seats, thereby achieving spacing adjustment of the clamping mechanism.

[0013] Furthermore, the spacing adjustment mechanism also includes a worm gear, a worm and a motor 1, the worm gear is fixedly connected to the lower end of the rotating shaft, the motor 1 is arranged at the right end of the bottom wall of the working chamber, the output shaft of the motor 1 is fixedly connected to the right end of the worm, and the input end of the motor 1 is electrically connected to the output end of the control switch group to provide driving force for the spacing adjustment of the clamping mechanism.

[0014] Furthermore, the lower end of the workbench is fixedly connected with evenly distributed legs, the lower end between the legs is fixedly connected with a support plate, the rear end of the upper surface of the support plate is provided with a second motor, the rear end of the output shaft of the second motor is fixedly connected with a driving wheel, the rear end of the rotating column on the rear side is fixedly connected with a driven wheel, the driving wheel and the driven wheel are connected by a transmission belt, the input end of the second motor is electrically connected to the output end of the control switch group, and provides driving force for the angle adjustment of the valve core.

[0015] Furthermore, the lower ends of the supporting legs are threadedly connected with supporting feet, which effectively ensures the smooth clamping of the valve core.

[0016] Compared with the prior art, the beneficial effects of the utility model are: the valve core processing fixture has the following advantages:

[0017] 1. Personnel realize the operation of motor 1 by controlling the switch group. The output shaft of motor 1 rotates to drive the worm to rotate, and then drives the worm wheel to rotate. The rotation of the worm wheel drives the rotating shaft to rotate. The rotation of the rotating shaft drives the gear to rotate. The rotation of the gear makes the rack plate move in the direction close to the center of the working bin, and then makes the sliding seats move in the direction close to the center of the working bin inside the sliding port. The sliding seats move towards each other and drive the vertically adjacent clamping mechanisms to move towards each other, so as to adjust the spacing of the two clamping mechanisms. When the clamping mechanisms move to the required spacing, personnel turn off motor 1 by controlling the switch group and realize the operation of the electric push rod. The extension of the telescopic end of the electric push rod pushes the vertically adjacent movable frames, and the movable frames slide downward between the two longitudinally adjacent pillars. The movable frames cooperate with the vertically adjacent fixed frames to achieve stable clamping of the valve core. At the same time, the auxiliary wheel rotates to effectively assist the rotation of the valve core, which can achieve stable clamping of valve cores of different specifications without affecting the rotation of the valve core, thereby effectively improving the valve core clamping efficiency of the valve core processing fixture.

[0018] 2. The personnel turns off the electric push rod and starts the operation of motor 2 by controlling the switch group. The output shaft of motor 2 rotates the driving wheel, and the driving wheel drives the driven wheel to rotate through the transmission belt. The rotation of the driven wheel drives the rotating column at the rear end to rotate, and then with the auxiliary action of the rotating column at the front end, the rotation of the working chamber is realized, thereby realizing the angle adjustment of the valve core in the clamping, which effectively improves the valve core clamping efficiency of the valve core processing fixture. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the cross-sectional structure inside the utility model;

[0021] Figure 3 It is a structural schematic diagram of the rear side of the utility model;

[0022] Figure 4 It is a schematic diagram of the enlarged structure of point A of the utility model.

[0023] In the figure: 1 workbench, 2 groove, 3 clamping mechanism, 31 pillar, 32 fixed frame, 33 movable frame, 34 auxiliary wheel, 35 electric push rod, 4 spacing adjustment mechanism, 41 rack plate, 42 gear, 43 rotating shaft, 44 worm wheel, 45 worm, 46 motor 1, 5 sliding seat, 6 working bin, 7 rotating column, 8 driven wheel, 9 driving wheel, 10 motor 2, 11 support plate, 12 support leg, 13 support foot, 14 control switch group. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-4 , This embodiment provides a technical solution: a valve core processing fixture, including a workbench 1, a clamping mechanism 3 and a spacing adjustment mechanism 4;

[0026] Workbench 1: A groove 2 is provided inside the workbench, and the front and rear ends of the groove 2 are rotatably connected to rotating columns 7 through bearings, and a working bin 6 is fixedly connected between the rotating columns 7. The upper end of the working bin 6 is provided with symmetrically distributed sliding openings, and the inside of the sliding openings is slidably connected to a sliding seat 5. A control switch group 14 is provided at the right end of the upper surface of the workbench 1, and the input end of the control switch group 14 is electrically connected to an external power supply;

[0027] Clamping mechanism 3: It is respectively arranged at the upper ends of the two sliding seats 5, and the clamping mechanism 3 includes pillars 31, fixed frames 32, movable frames 33, auxiliary wheels 34 and electric push rods 35. The pillars 31 are symmetrically fixedly connected to the upper ends of the sliding seats 5, the fixed frames 32 are fixedly connected to the lower ends between the two longitudinally adjacent pillars 31, and the movable frames 33 are slidably connected to the upper ends between the two longitudinally adjacent pillars 31. The interiors of the fixed frames 32 and the movable frames 33 are rotatably connected with evenly distributed auxiliary wheels 34, and the upper ends between the two longitudinally adjacent pillars 31 are fixedly connected with mounting plates, and the electric push rods 35 are respectively arranged in the middle of the mounting plates, and the telescopic ends of the electric push rods 35 are fixedly connected to the upper ends of the vertically adjacent movable frames 33, and the input ends of the electric push rods 35 are electrically connected to the output ends of the control switch group 14;

[0028] Spacing adjustment mechanism 4: It is arranged inside the working bin 6, the lower end of the sliding seat 5 is fixedly connected to the upper end of the spacing adjustment mechanism 4, the spacing adjustment mechanism 4 includes a rack plate 41, a gear 42 and a rotating shaft 43, the rotating shaft 43 is rotatably connected to the inside of the working bin 6, the rack plate 41 is respectively fixedly connected to the lower ends of the two sliding seats 5, the gear 42 is fixedly connected to the upper end of the rotating shaft 43, the rack plate 41 is meshed with the gear 42, the spacing adjustment mechanism 4 also includes a worm gear 44, a worm 45 and a motor 46, the worm gear 44 is fixedly connected to the lower end of the rotating shaft 43, the motor 46 is arranged at the right end of the bottom wall of the working bin 6, the output shaft of the motor 46 is fixedly connected to the right end of the worm 45, the input end of the motor 46 is electrically connected to the output end of the control switch group 14, the motor 46 runs, the output shaft of the motor 46 rotates to drive the worm 45 to rotate, and then drives the worm The wheel 44 rotates, the worm gear 44 rotates to drive the shaft 43 to rotate, the shaft 43 rotates to drive the gear 42 to rotate, the gear 42 rotates to make the rack plate 41 move toward the center of the working chamber 6, and then the sliding seat 5 moves toward the center of the working chamber 6 inside the sliding port, and the sliding seat 5 moves toward each other to drive the vertically adjacent clamping mechanisms 3 to move toward each other, so as to adjust the spacing between the two clamping mechanisms 3. When the clamping mechanisms 3 move to the required spacing, the motor 46 is turned off by controlling the switch group 14, and the electric push rod 35 is operated. The telescopic end of the electric push rod 35 extends to push the vertically adjacent movable frames 33, and the movable frames 33 slide downward between the two longitudinally adjacent pillars 31. The movable frames 33 cooperate with the vertically adjacent fixed frames 31 to achieve stable clamping of the valve core. At the same time, the auxiliary wheel 34 rotates to effectively assist the rotation of the valve core.

[0029] Among them: the lower end of the workbench 1 is fixedly connected with evenly distributed legs 12, the lower ends of the legs 12 are all threadedly connected with feet 13, the lower ends between the legs 12 are fixedly connected with a support plate 11, and the rear end of the upper surface of the support plate 11 is provided with a motor 2 10, and the rear end of the output shaft of the motor 2 10 is fixedly connected with a driving wheel 9, and the rear end of the rotating column 7 on the rear side is fixedly connected with a driven wheel 8, and the driving wheel 9 and the driven wheel 8 are connected by a transmission belt. The input end of the motor 2 10 is electrically connected to the output end of the control switch group 14, and the motor 2 10 is running, and the output shaft of the motor 2 10 rotates the driving wheel 9 to rotate, and the driving wheel 9 drives the driven wheel 8 to rotate through the transmission belt, and the rotation of the driven wheel 8 drives the rotating column 7 at the rear end to rotate, and then with the auxiliary action of the rotating column 7 at the front end, the rotation of the working bin 6 is realized, and then the angle adjustment of the valve core in the clamping is realized.

[0030] The working principle of a valve core processing fixture provided by the utility model is as follows: when working, the personnel first stably place the workbench 1, the working bin 6 and other mechanisms in a horizontal working area through the supporting legs 12 and the supporting feet 13. After the placement is stable, the personnel place the valve core to be clamped on the upper end of the working bin 6, and then the personnel realize the operation of the motor 146 by controlling the switch group 14. The output shaft of the motor 146 rotates to drive the worm 45 to rotate, and then drives the worm wheel 44 to rotate. The rotation of the worm wheel 44 drives the rotating shaft 43 to rotate. The rotation of the rotating shaft 43 drives the gear 42 to rotate. The rotation of the gear 42 causes the rack plate 41 to move toward the center of the working bin 6, and then causes the sliding seat 5 to move toward the center of the working bin 6 inside the sliding mouth. The sliding seats 5 move toward each other and drive the vertically adjacent clamping mechanisms 3 to move toward each other, so as to adjust the distance between the two clamping mechanisms 3. When the clamping mechanism 3 moves to the required spacing, the personnel turns off the motor 1 46 by controlling the switch group 14, and the electric push rod 35 is operated. The extension of the telescopic end of the electric push rod 35 pushes the vertically adjacent movable frame 33, and the movable frame 33 slides downward between the two longitudinally adjacent pillars 31. The movable frame 33 cooperates with the vertically adjacent fixed frame 31 to achieve stable clamping of the valve core. At the same time, the auxiliary wheel 34 rotates to effectively assist the rotation of the valve core. After the clamping is stable, the personnel turns off the electric push rod 35 by controlling the switch group 14 and the motor 2 10 is operated. The output shaft of the motor 2 10 rotates the driving wheel 9, and the driving wheel 9 drives the driven wheel 8 to rotate through the transmission belt. The rotation of the driven wheel 8 drives the rotating column 7 at the rear end to rotate, and then with the assistance of the rotating column 7 at the front end, the rotation of the working bin 6 is realized, thereby realizing the angle adjustment of the valve core in the clamping.

[0031] It is worth noting that the electric push rod 35 disclosed in the above embodiment can use the YMD-601 electric push rod, the motor 1 46 can use the 5I K120A-AF motor, the motor 2 10 can use the MHMF082L1 U2M servo motor, and the control switch group 14 is provided with control buttons which correspond to the electric push rod 35, the motor 1 46 and the motor 2 10 one by one and control their switches.

[0032] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A valve core processing fixture, characterized in that: It comprises a workbench (1), a clamping mechanism (3) and a spacing adjustment mechanism (4); The workbench (1) is provided with a groove (2) inside, and the front and rear ends of the groove (2) are rotatably connected to rotating columns (7) through bearings, and a working bin (6) is fixedly connected between the rotating columns (7), and the upper end of the working bin (6) is provided with symmetrically distributed sliding openings, and the interior of the sliding opening is slidably connected to a sliding seat (5); Clamping mechanisms (3): which are respectively arranged at the upper ends of the two sliding seats (5); The spacing adjustment mechanism (4) is arranged inside the working chamber (6), and the lower end of the sliding seat (5) is fixedly connected to the upper end of the spacing adjustment mechanism (4).

2. A valve core processing fixture according to claim 1, characterized in that: A control switch group (14) is provided at the right end of the upper surface of the workbench (1), and an input end of the control switch group (14) is electrically connected to an external power supply.

3. A valve core processing fixture according to claim 2, characterized in that: The clamping mechanism (3) comprises a support (31), a fixed frame (32), a movable frame (33), an auxiliary wheel (34) and an electric push rod (35); the support (31) is symmetrically fixedly connected to the upper end of the sliding seat (5); the fixed frame (32) is fixedly connected to the lower end between two longitudinally adjacent support frames (31); the movable frame (33) is slidably connected to the upper end between two longitudinally adjacent support frames (31); the interiors of the fixed frame (32) and the movable frame (33) are rotatably connected with evenly distributed auxiliary wheels (34); the upper ends between two longitudinally adjacent support frames (31) are fixedly connected with a mounting plate; the electric push rod (35) is respectively arranged in the middle of the mounting plate; the telescopic ends of the electric push rod (35) are fixedly connected to the upper ends of the vertically adjacent movable frames (33); and the input ends of the electric push rod (35) are electrically connected to the output ends of the control switch group (14).

4. A valve core processing fixture according to claim 2, characterized in that: The spacing adjustment mechanism (4) comprises a rack plate (41), a gear (42) and a rotating shaft (43); the rotating shaft (43) is rotatably connected to the inside of the working chamber (6); the rack plate (41) is respectively fixedly connected to the lower ends of the two sliding seats (5); the gear (42) is fixedly connected to the upper end of the rotating shaft (43); and the rack plate (41) is meshedly connected to the gear (42).

5. A valve core processing fixture according to claim 4, characterized in that: The spacing adjustment mechanism (4) further comprises a worm gear (44), a worm (45) and a motor (46); the worm gear (44) is fixedly connected to the lower end of the rotating shaft (43); the motor (46) is arranged at the right end of the bottom wall of the working chamber (6); the output shaft of the motor (46) is fixedly connected to the right end of the worm (45); and the input end of the motor (46) is electrically connected to the output end of the control switch group (14).

6. A valve core processing fixture according to claim 2, characterized in that: The lower end of the workbench (1) is fixedly connected to evenly distributed legs (12), the lower end between the legs (12) is fixedly connected to a support plate (11), a second motor (10) is arranged at the rear end of the upper surface of the support plate (11), a driving wheel (9) is fixedly connected to the rear end of the output shaft of the second motor (10), a driven wheel (8) is fixedly connected to the rear end of the rear rotating column (7), the driving wheel (9) and the driven wheel (8) are connected by a transmission belt, and the input end of the second motor (10) is electrically connected to the output end of the control switch group (14).

7. A valve core processing fixture according to claim 6, characterized in that: The lower ends of the supporting legs (12) are all threadedly connected with supporting feet (13).

Images