CN217020126U

CN217020126U - Positioning fixture for production and processing of stop valve

Info

Publication number: CN217020126U
Application number: CN202220989805.3U
Authority: CN
Inventors: 徐丽霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-07-22
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses a positioning fixture for production and machining of a stop valve, and relates to the technical field of stop valve machining. Including workstation and the fixed subassembly of setting in the workstation inside, the inside of fixed subassembly is provided with driven subassembly, fixed subassembly includes the motor, the motor is fixed on the inner wall of workstation, the right side of motor output shaft is run through by the slide bar, the slide bar run through the left side of threaded rod and with threaded rod sliding connection, the threaded rod runs through the vaulting pole and rotates with the vaulting pole to be connected, the bottom of vaulting pole is fixed on the inner wall of workstation. Through fixed subassembly, driven subassembly and the spacing subassembly that sets up, when just pressing from both sides tight to the stop valve, the motor then can not continue to drive the threaded rod rotatory, and then left splint can not continue to remove and extrude the stop valve, has avoided leading to the stop valve to warp because of pressing from both sides too tightly or press from both sides too pine to lead to the stop valve to add man-hour not hard up to lead to the processing effect not good.

Description

Positioning fixture for production and processing of stop valve

Technical Field

The utility model relates to the technical field of stop valve machining, in particular to a positioning clamp for stop valve production and machining.

Background

The stop valve, also called stop valve, is the most widely used valve, and it is popular because the friction between the sealing surfaces is small in the opening and closing process, it is durable, the opening height is not large, it is easy to manufacture, it is convenient to maintain, it is not only suitable for middle and low pressure, but also suitable for high pressure. When carrying out hole processing or production assembly to the stop valve, need fix through anchor clamps, then need use positioning fixture.

Present stop valve production is positioning fixture for processing is fixing the stop valve and has following shortcoming, when fixed, can be because of fixed too closely lead to crowding the stop valve to the deformation, if fixed too loose then can lead to the stop valve not hard up when processing, causes the not good problem of processing effect.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a positioning clamp for production and processing of a stop valve, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a positioning fixture is used in stop valve production and processing, includes the workstation and sets up the fixed subassembly in the workstation inside, the inside of fixed subassembly is provided with driven subassembly, fixed subassembly includes the motor, the motor is fixed on the inner wall of workstation, the right side of motor output shaft is run through by the slide bar, the slide bar run through the left side of threaded rod and with threaded rod sliding connection, the threaded rod runs through the vaulting pole and rotates with the vaulting pole to be connected, the bottom of vaulting pole is fixed on the inner wall of workstation, the right side of threaded rod is rotated and is installed on the inner wall of workstation, threaded rod and left splint threaded connection, left side splint run through the top of workstation and with workstation sliding connection, the top of workstation is fixed with right splint.

Preferably, the driven subassembly includes the push pedal, the left side of push pedal is fixed with spring A's one end, spring A's the other end is fixed on the right side of left splint, the left side of push pedal is fixed with the right side of push rod, the push rod run through the right side of left splint and with left splint sliding connection, the left side of push rod is articulated with the one end of branch, the other end of branch is articulated with the right side of slider, the left side slidable mounting of slider is on the inner wall of left splint, the left side slidable mounting of left splint has the ejector pin, the ejector pin runs through the top of workstation.

Preferably, the driven subassembly is still including the horizontal pole, the right side slidable mounting of horizontal pole is on the inner wall of workstation, the top of horizontal pole is fixed with spring B's one end, spring B's the other end is fixed on the inner wall of workstation, the bottom of horizontal pole is articulated with the one end of connecting rod, the other end of connecting rod is articulated with the left side of carriage release lever, the top slidable mounting of carriage release lever is on the inner wall of workstation, the bottom slidable mounting of carriage release lever is at the top of slide bar.

Preferably, the inside of slide bar is provided with spacing subassembly, spacing subassembly includes to the board, the right side of supporting the board is fixed with the left side of dead lever, the dead lever run through the left side of slide bar and with slide bar sliding connection, the dead lever is fixed with spring C's one end, spring C's the other end is fixed on the inner wall of slide bar, the top of dead lever is articulated with the one end of connecting rod, the other end of connecting rod is articulated with the bottom of kelly, the kelly run through the top of slide bar and with slide bar sliding connection.

Preferably, the connecting rods and the clamping rods are provided with two groups and the two groups of connecting rods and the clamping rods are symmetrically arranged by taking the transverse center line of the fixing rod as a symmetry axis.

Preferably, the left side of slider and the inside of ejector pin are provided with the subassembly that resets, the subassembly that resets includes the stopper, the right side of stopper is articulated with the left side of slider, the bottom of stopper is fixed with the one end of torsional spring, the left side at the slider is fixed to the other end of torsional spring, the left side of slider is fixed with the dog, the ejector pin run through by the control lever and with control lever sliding connection, the control lever is fixed with the one end of spring plectrum, the other end of spring plectrum is fixed on the inner wall of ejector pin, the control lever is fixed with the fixed block.

Preferably, a groove is formed in the right side of the motor output shaft, a supporting block is arranged on the inner side of the groove in the right side of the motor output shaft, a sliding groove is formed in the top of the workbench, and an annular sliding groove is formed in the sliding rod.

(III) advantageous effects

The utility model provides a positioning clamp for production and machining of a stop valve. The method has the following beneficial effects:

(1) this positioning fixture is used in stop valve production and processing through fixed subassembly, driven subassembly and the spacing subassembly that sets up, when just pressing from both sides tight to the stop valve, the motor then can not continue to drive the threaded rod rotatory, and then left splint can not continue to remove and extrude the stop valve, has avoided leading to the stop valve to warp or press from both sides too loose to lead to the stop valve to add man-hour not hard up to lead to processing the effect not good because of pressing from both sides tightly.

(2) This positioning fixture is used in stop valve production and processing through the subassembly that resets that sets up, after processing, only needs to pinch the control lever, and the fixed block no longer is supported by the stopper, upwards stimulates the ejector pin, and the ejector pin no longer supports the horizontal pole, and then the motor can drive the threaded rod again and rotate, and driving motor reversal can make left splint loosen the stop valve.

Drawings

FIG. 1 is a schematic cross-sectional front view of a structure of the present invention;

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is a schematic sectional side view of the ejector pin of the present invention;

FIG. 4 is a schematic view of the front view of the ejector pin of the present invention;

FIG. 5 is a schematic view of the slider and reset assembly of the present invention;

FIG. 6 is a schematic view of the left through hole of the left splint of the present invention;

FIG. 7 is a schematic view of the top chute of the workbench according to the present invention.

In the figure: 1. a work table; 2. a fixing component; 21. a motor; 22. a slide bar; 23. a threaded rod; 24. a stay bar; 25. a left splint; 26. a right splint; 3. a driven assembly; 31. pushing the plate; 32. a spring A; 33. a push rod; 34. a strut; 35. a slider; 36. a top rod; 37. a cross bar; 38. a spring B; 39. a connecting rod; 310. a travel bar; 4. a limiting component; 41. a resisting plate; 42. a fixing rod; 43. a spring C; 44. a connecting rod; 45. a clamping rod; 5. a reset assembly; 51. a limiting block; 52. a torsion spring; 53. a stopper; 54. a control lever; 55. a spring paddle; 56. and (5) fixing blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a positioning fixture is used in stop valve production and processing, including workstation 1 and the fixed subassembly 2 of setting in workstation 1 inside, the inside of fixed subassembly 2 is provided with driven subassembly 3, fixed subassembly 2 includes motor 21, motor 21 fixes on the inner wall of workstation 1, the right side of motor 21 output shaft is run through by slide bar 22, slide bar 22 run through threaded rod 23 the left side and with threaded rod 23 sliding connection, threaded rod 23 run through vaulting pole 24 and rotate with vaulting pole 24 and be connected, vaulting pole 24's bottom is fixed on workstation 1's inner wall, threaded rod 23's right side is rotated and is installed on workstation 1's inner wall, threaded rod 23 and left splint 25 threaded connection, left splint 25 run through workstation 1's top and with workstation 1 sliding connection, workstation 1's top is fixed with right splint 26, the through-hole has been seted up in left side of left splint 25, can supply stopper 51 to reciprocate.

In this embodiment, the driven assembly 3 includes a push plate 31, the left side of the push plate 31 is fixed to one end of a spring a32, the other end of a spring a32 is fixed to the right side of a left clamp plate 25, the left side of the push plate 31 is fixed to the right side of a push rod 33, the push rod 33 penetrates through the right side of the left clamp plate 25 and is slidably connected to the left clamp plate 25, the left side of the push rod 33 is hinged to one end of a strut 34, the other end of the strut 34 is hinged to the right side of a slider 35, the left side of the slider 35 is slidably mounted on the inner wall of the left clamp plate 25, the left side of the left clamp plate 25 is slidably mounted with a post rod 36, the post rod 36 penetrates through the top of the workbench 1, the right side of a cross rod 37 is slidably mounted on the inner wall of the workbench 1, the top of the cross rod 37 is fixed to one end of a spring B38, the other end of the spring B38 is fixed to the inner wall of the workbench 1, the bottom of the cross rod 37 is hinged to one end of a connecting rod 39, the other end of the connecting rod 39 is hinged to the left side of the moving rod 310, the top of the moving bar 310 is slidably mounted on the inner wall of the working table 1, and the bottom of the moving bar 310 is slidably mounted on the top of the sliding bar 22.

In this embodiment, a limiting component 4 is disposed inside the sliding rod 22, the limiting component 4 includes a supporting plate 41, the right side of the supporting plate 41 is fixed to the left side of a fixing rod 42, the fixing rod 42 penetrates through the left side of the sliding rod 22 and is slidably connected to the sliding rod 22, the fixing rod 42 is fixed to one end of a spring C43, the other end of the spring C43 is fixed to the inner wall of the sliding rod 22, the top of the fixing rod 42 is hinged to one end of a connecting rod 44, the other end of the connecting rod 44 is hinged to the bottom of a clamping rod 45, the clamping rod 45 penetrates through the top of the sliding rod 22 and is slidably connected to the sliding rod 22, the connecting rod 44 and the clamping rod 45 are both provided with two groups of connecting rods 44, the clamping rod 45 is symmetrically arranged with the transverse center line of the fixing rod 42 as a symmetry axis, when the clamping rod 45 moves upward, the clamping rod can be inserted into a supporting block on the inner side of a groove on the right side of the output shaft of the motor 21, the motor 21 can support the clamping rod 45 through the supporting block so as to drive the sliding rod 22 to rotate, the slide bar 22 rotates the threaded rod 23.

In this embodiment, a reset assembly 5 is disposed on the left side of the slider 35 and inside the push rod 36, the reset assembly 5 includes a limiting block 51, the right side of the limiting block 51 is hinged to the left side of the slider 35, the bottom of the limiting block 51 is fixed to one end of a torsion spring 52, the other end of the torsion spring 52 is fixed to the left side of the slider 35, a stopper 53 is fixed to the left side of the slider 35, the push rod 36 is penetrated by a control rod 54 and is slidably connected to the control rod 54, the control rod 54 is fixed to one end of a spring dial 55, the other end of the spring dial 55 is fixed to the inner wall of the push rod 36, the control rod 54 is fixed to a fixing block 56, under the action of the stopper 53, the limiting block 51 can only rotate downwards by taking the position hinged with the slide block 35 as a circle center, and when the limiting block 51 moves downwards along with the sliding block 35, the limiting block 51 can abut against the fixing block 56 to drive the ejector rod 36 to move downwards together, and the limiting block 51 penetrates through the left through hole of the left splint 25.

In this embodiment, the right side of motor 21 output shaft is seted up flutedly, the inboard of motor 21 output shaft right side recess is provided with supports the piece, the spout has been seted up at the top of workstation 1, can supply left splint 25 horizontal slip, the annular spout has been seted up on slide bar 22, carriage release lever 310 inserts in the annular spout on slide bar 22, can not influence carriage release lever 310 when slide bar 22 is rotatory and simultaneously carriage release lever 310 moves about and can drive slide bar 22 and move about.

During operation (or during the use), place the stop valve on workstation 1, starter motor 21, jamming rod 45 is for supporting on the piece that supports at motor 21 output shaft right side recess inboard this moment, thereby motor 21 can support jamming rod 45 through supporting the piece and drive the slide bar 22 rotation, and slide bar 22 drives threaded rod 23 and rotates, and left splint 25 moves to the right.

When the push plate 31 abuts against the left side of the stop valve, the push plate 31 is abutted against and moves leftwards, the push plate 31 drives the push rod 33 to move leftwards, the push rod 33 pushes the slide block 35 to move downwards through the support rod 34, the slide block 35 drives the limit block 51 to move downwards, the limit block 51 abuts against the fixed block 56 to drive the push rod 36 to move downwards together, the push rod 36 abuts against the cross rod 37 to push the cross rod 37 to move downwards, the cross rod 37 abuts against the moving rod 310 through the connecting rod 39 to move rightwards, the moving rod 310 drives the slide rod 22 to move rightwards, the slide rod 22 drives the abutting plate 41 to move rightwards, the abutting plate 41 is no longer abutted against by the inner side of the right groove of the output shaft of the motor 21, the abutting plate 41 drives the fixed rod 42 to move leftwards under the action of the spring C43, the fixed rod 42 pulls the clamping rod 45 to move downwards through the connecting rod 44, so that the clamping rod 45 no longer abuts against the abutting block at the inner side of the right groove of the right side of the output shaft of the motor 21, and the motor 21 can no longer drive the slide rod 22 to rotate, the threaded rod 23 is then no longer rotated and the left clamp plate 25 is no longer moved, which is now in a state in which it is just clamping the shut-off valve.

When the stop valve is machined, the control rod 54 is pinched, the control rod 54 drives the fixed block 56 to move, the fixed block 56 and the limiting block 51 are not in the same plane at the moment, and the fixed block 56 is not supported by the limited block 51 any more, the top rod 36 is pulled to move upwards, the cross rod 37 is not supported any more, under the action of a spring B38, the cross rod 37 moves upwards, the cross rod 37 pulls the moving rod 310 to move leftwards through the connecting rod 39, the moving rod 310 drives the sliding rod 22 to move leftwards, the resisting plate 41 is resisted by the inner side of the right groove of the output shaft of the motor 21 again to move rightwards, the resisting plate 41 drives the fixed rod 42 to move rightwards, the fixed rod 42 pushes the clamping rod 45 to move upwards through the connecting rod 44, the clamping rod 45 is clamped on the resisting block in the inner side of the right groove of the output shaft of the motor 21 again, the motor 21 is started to rotate reversely, the motor 21 drives the threaded rod 23 to rotate reversely through the sliding rod 22, and then the left clamping plate 25 moves leftwards to loosen the stop valve.

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

Claims

1. The utility model provides a stop valve positioning fixture for production and processing, includes workstation (1) and sets up at inside fixed subassembly (2) of workstation (1), its characterized in that: a driven component (3) is arranged in the fixed component (2), the fixed component (2) comprises a motor (21), the motor (21) is fixed on the inner wall of the workbench (1), the right side of the output shaft of the motor (21) is penetrated by a sliding rod (22), the sliding rod (22) penetrates through the left side of the threaded rod (23) and is connected with the threaded rod (23) in a sliding manner, the threaded rod (23) penetrates through the support rod (24) and is rotationally connected with the support rod (24), the bottom of the stay bar (24) is fixed on the inner wall of the workbench (1), the right side of the threaded rod (23) is rotatably arranged on the inner wall of the workbench (1), threaded rod (23) and left splint (25) threaded connection, left splint (25) run through the top of workstation (1) and with workstation (1) sliding connection, the top of workstation (1) is fixed with right splint (26).

2. The positioning fixture for stop valve production and processing according to claim 1, characterized in that: driven subassembly (3) include push pedal (31), the left side of push pedal (31) is fixed with the one end of spring A (32), the right side at left splint (25) is fixed to the other end of spring A (32), the left side of push pedal (31) is fixed with the right side of push rod (33), push rod (33) run through the right side of left splint (25) and with left splint (25) sliding connection, the left side of push rod (33) is articulated with the one end of branch (34), the other end of branch (34) is articulated with the right side of slider (35), the left side slidable mounting of slider (35) is on the inner wall of left splint (25), the left side slidable mounting of left splint (25) has ejector pin (36), ejector pin (36) run through the top of workstation (1).

3. The positioning fixture for production and processing of the stop valve according to claim 1, characterized in that: driven subassembly (3) are still including horizontal pole (37), the right side slidable mounting of horizontal pole (37) is on the inner wall of workstation (1), the top of horizontal pole (37) is fixed with the one end of spring B (38), the other end of spring B (38) is fixed on the inner wall of workstation (1), the bottom of horizontal pole (37) is articulated with the one end of connecting rod (39), the other end of connecting rod (39) is articulated with the left side of carriage release lever (310), the top slidable mounting of carriage release lever (310) is on the inner wall of workstation (1), the bottom slidable mounting of carriage release lever (310) is at the top of slide bar (22).

4. The positioning fixture for stop valve production and processing according to claim 1, characterized in that: the utility model discloses a fixing device for the sliding rod, including slide bar (22), the inside of slide bar (22) is provided with spacing subassembly (4), spacing subassembly (4) are including supporting board (41), the right side of supporting board (41) is fixed with the left side of dead lever (42), dead lever (42) run through the left side of slide bar (22) and with slide bar (22) sliding connection, dead lever (42) are fixed with the one end of spring C (43), the other end of spring C (43) is fixed on the inner wall of slide bar (22), the top of dead lever (42) is articulated with the one end of connecting rod (44), the other end of connecting rod (44) is articulated with the bottom of kelly (45), kelly (45) run through the top of slide bar (22) and with slide bar (22) sliding connection.

5. The positioning fixture for stop valve production and processing according to claim 4, characterized in that: the connecting rods (44) and the clamping rods (45) are both provided with two groups of connecting rods (44) and clamping rods (45) which are symmetrically arranged by taking the transverse center line of the fixing rod (42) as a symmetry axis.

6. The positioning fixture for production and processing of the stop valve according to claim 2, characterized in that: the left side of slider (35) and the inside of ejector pin (36) are provided with reset assembly (5), reset assembly (5) include stopper (51), the right side of stopper (51) is articulated with the left side of slider (35), the bottom of stopper (51) is fixed with the one end of torsional spring (52), the left side at slider (35) is fixed to the other end of torsional spring (52), the left side of slider (35) is fixed with dog (53), ejector pin (36) are run through by control lever (54) and with control lever (54) sliding connection, control lever (54) are fixed with the one end of spring plectrum (55), the other end of spring plectrum (55) is fixed on the inner wall of ejector pin (36), control lever (54) are fixed with fixed block (56).

7. The positioning fixture for production and processing of the stop valve according to claim 1, characterized in that: the right side of the output shaft of the motor (21) is provided with a groove, the inner side of the groove in the right side of the output shaft of the motor (21) is provided with a supporting block, the top of the workbench (1) is provided with a sliding groove, and the sliding rod (22) is provided with an annular sliding groove.