CN218891467U

CN218891467U - Quick clamp for thin-wall disc

Info

Publication number: CN218891467U
Application number: CN202222777127.7U
Authority: CN
Inventors: 刘波
Original assignee: Suzhou Wanda Precision Technology Co ltd
Current assignee: Suzhou Wanda Precision Technology Co ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-04-21
Anticipated expiration: 2032-10-19

Abstract

The utility model relates to a thin-wall disc rapid clamp which comprises a cylinder, wherein a mounting seat is arranged at the top of the cylinder, a groove is formed in the surface of the mounting seat, a vehicle disc is arranged in the groove, the vehicle disc and the cylinder are coaxially arranged, four positioning rods are coaxially and symmetrically arranged on the upper side of the vehicle disc, horizontal rapid clamps are arranged on the mounting seat and positioned on two sides of the vehicle disc, a pressing rod is arranged at the end part of each horizontal rapid clamp, a driving assembly capable of driving the four positioning rods to synchronously move is arranged in the vehicle disc, a mounting groove A is formed in the mounting seat, and an adjusting assembly capable of adjusting the distance between the two horizontal rapid clamps is arranged in the mounting groove A. Can carry out quick fixation to the thin wall disc, can not cause the damage to the work piece, it is better to the fixed effect of work piece, has avoided the in-process bullet sword problem to dismantle convenient and fast, improve machining efficiency, and be applicable to the work piece of different size models.

Description

Quick clamp for thin-wall disc

Technical Field

The utility model relates to the technical field of machining, in particular to a thin-wall disc rapid clamp.

Background

The lathe is a device for cutting various rotary surfaces with different sizes and different shapes and spiral surfaces through a turning tool, the application of numerical control lathe technology brings revolutionary changes to the traditional manufacturing industry, the manufacturing industry becomes an industrial sign, and with the continuous development of numerical control technology, the lathe plays an increasingly important role in the development of important industries of national and civilian life, when the lathe is used for cutting a workpiece, the workpiece needs to be fixed on a three-jaw chuck, but the clamping of the workpiece such as a thin-wall disc is unstable and easy to deform, the problem of flicking in the processing process is easy to occur, and certain obstruction is brought to the processing.

Disclosure of Invention

The utility model aims to provide a quick clamp for a thin-walled disc, which is convenient for safely and reliably clamping a thin-walled disc workpiece.

In order to achieve the above object, the technical scheme of the present utility model is as follows.

The thin-wall disc quick clamp comprises a cylinder;

the top of the cylinder is provided with a mounting seat, the surface of the mounting seat is provided with a groove, a vehicle disc is arranged in the groove, and the vehicle disc and the cylinder are coaxially arranged;

four positioning rods are coaxially and symmetrically arranged on the upper side of the vehicle disc, horizontal quick clamps are arranged on the mounting seat and positioned on two sides of the vehicle disc, and a pressing rod is arranged at the end part of each horizontal quick clamp;

a driving component capable of driving the four positioning rods to synchronously move is arranged in the vehicle disc;

the inside of mount pad has offered mounting groove A, and mounting groove A's inside is provided with the adjusting part of the distance between the quick anchor clamps of adjustable two levels.

Place the thin wall disc work piece on the turning disc to compress tightly fixedly to its surface through two horizontal quick anchor clamps, it is fixed from the side of thin wall disc to compare in traditional three-jaw chuck, can not cause the damage to the work piece under the state that satisfies the compressive force, and it is better to the fixed effect of work piece, has avoided the in-process bullet sword problem, and dismantles convenient and fast, improves machining efficiency.

Further, the drive assembly is including rotating the inside gear A of installing at the chassis, four arc spouts have been seted up to gear A's the coaxial symmetry of upside, four locating lever's bottom is slidable mounting respectively in four arc spouts, four spacing groove A have been seted up to the coaxial symmetry of upper surface of chassis, spacing slip of upper end of locating lever passes spacing groove A, the intercommunication groove has been seted up to the side surface of mount pad, the intercommunication groove communicates with the inside of chassis, gear B is installed in the inside rotation of intercommunication groove, gear B's one side and gear A meshing are connected, gear B's opposite side passes the intercommunication groove and extends to the outside of mount pad.

The workpiece can be positioned through the turning disc, so that the workpiece can be coaxial with a main shaft of a lathe after being fixed, and the four positioning rods can be driven to coaxially move when the gear B is rotated, so that the workpiece can be positioned at different sizes of the workpiece, and the machining precision is improved.

Further, the adjusting component comprises a threaded rod which is connected between two side walls of the mounting groove A in a rotating mode and provided with a pair of reverse threads, and a pair of nuts which are respectively arranged on the reverse threads, the mounting groove B is arranged in the mounting seat and communicated with the mounting groove A, a worm wheel is sleeved in the mounting groove B, a worm is arranged in the mounting groove B in a rotating mode, the worm is meshed with the worm wheel and connected with the worm wheel, the upper end of the worm penetrates through the inner wall of the mounting groove B and extends to the upper side of the mounting seat, the upper end of the worm is provided with a rotating wheel, the outer surfaces of the two nuts are connected with connecting rods, two limiting grooves B are arranged on the surface of the mounting seat, and the upper end of the connecting rod penetrates through the limiting grooves B and is connected with the bottom of the horizontal rapid clamp.

When the rotating wheel is rotated, the two horizontal quick clamps can be driven to move inwards or outwards simultaneously, so that the positions of the two horizontal quick clamps can be adjusted according to the size of a workpiece or the machining positions of the workpiece, and the machining requirements of the workpiece can be met.

Further, a rubber pad is adhered to the outer surface of the rotating wheel, and anti-skid patterns are formed on the outer surface of the rubber pad.

The friction force can be increased through the action of the rubber pad and the anti-skid patterns, and the phenomenon of hand slip during rotating the rotating wheel is avoided.

Further, the pressing rod is in threaded connection with the horizontal rapid clamp.

According to the difference of work piece height, through the height of adjusting the depression bar, make it can fix the work piece.

Furthermore, the positioning rod is made of high-quality carbon steel, and the outer surface of the positioning rod is coated with antirust paint.

The high-quality carbon steel has high strength and is not easy to deform, so that the four positioning rods always keep vertical form, the positioning accuracy of the workpiece is ensured, the positioning rods can be prevented from rusting by the antirust paint, and the service life of the positioning rods is prolonged.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic view of a region structure of a side of the gear a with an arc chute according to the present utility model.

Fig. 3 is a schematic view of a region structure of a side of the gear a, which is not provided with an arc chute.

Fig. 4 is a schematic view of a part of an adjusting assembly in the present utility model.

In the figure: 100. a cylinder; 101. a mounting base; 102. a groove; 103. a vehicle tray; 104. a positioning rod; 105. a horizontal quick clamp; 106. pressing down a rod; 107. a mounting groove A; 200. a drive assembly; 201. a gear A; 202. an arc chute; 203. a limit groove A; 204. a communication groove; 205. a gear B; 300. an adjustment assembly; 301. a threaded rod; 302. a nut; 303. a mounting groove B; 304. a worm wheel; 305. a worm; 306. a rotating wheel; 307. a connecting rod; 308. and a limit groove B.

Detailed Description

The present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1-4, the thin-walled disc quick clamp comprises a cylinder 100;

the top of the cylinder 100 is provided with a mounting seat 101, the surface of the mounting seat 101 is provided with a groove 102, a vehicle disc 103 is arranged in the groove 102, and the vehicle disc 103 and the cylinder 100 are coaxially arranged;

four positioning rods 104 are coaxially and symmetrically arranged on the upper side of the turning plate 103, horizontal quick clamps 105 are arranged on the mounting seat 101 and positioned on two sides of the turning plate 103, and a pressing rod 106 is arranged at the end part of each horizontal quick clamp 105;

a driving component 200 capable of driving the four positioning rods 104 to synchronously move is arranged in the chassis 103;

the inside of mount pad 101 has seted up mounting groove A107, and the inside of mounting groove A107 is provided with the adjusting part 300 of adjustable two horizontal quick anchor clamps 105 distance between.

When the thin-wall disc workpiece is processed, the cylinder 100 is clamped by the three-jaw chuck, then the workpiece is placed on the turning disc 103, the two horizontal quick clamps 105 are pressed downwards to drive the two horizontal quick clamps 105 to compress and fix the workpiece, and then the lathe is started to drive the mounting seat 101 to rotate, and the thin-wall disc workpiece is processed.

Preferably, the driving assembly 200 comprises a gear A201 rotatably mounted in the chassis 103, four arc-shaped sliding grooves 202 are coaxially and symmetrically formed in the upper side of the gear A201, four limiting grooves A203 are coaxially and symmetrically formed in the upper surface of the chassis 103 by sliding the bottoms of the four positioning rods 104 in the four arc-shaped sliding grooves 202 respectively, the upper ends of the positioning rods 104 are limited and slide through the limiting grooves A203, a communicating groove 204 is formed in the side surface of the mounting seat 101, the communicating groove 204 is communicated with the interior of the chassis 103, a gear B205 is rotatably mounted in the communicating groove 204, one side of the gear B205 is meshed with the gear A201, and the other side of the gear B205 penetrates through the communicating groove 204 to extend to the outer side of the mounting seat 101.

After the workpiece is placed on the surface of the turning disc 103 and is positioned in the four positioning rods 104, the gear A201 is driven by the rotatable gear B205 to rotate, and then the four positioning rods 104 are driven to simultaneously move inwards through the limit of the limit groove A203, so that the four positioning rods 104 are attached to the surface of the workpiece, at the moment, the axis of the workpiece is consistent with the axis of the lathe spindle, and then the workpiece is fixed through the two horizontal quick clamps 105 and is processed.

Preferably, the adjusting assembly 300 comprises a threaded rod 301 which is rotationally connected between two side walls of the mounting groove A107 and provided with a pair of reverse threads, and a pair of nuts 302 which are respectively arranged on the reverse threads, the inside of the mounting seat 101 is provided with a mounting groove B303, the mounting groove B303 is communicated with the mounting groove A107, the outer surface of the threaded rod 301 is positioned in the mounting groove B303 and sleeved with a worm wheel 304, a worm 305 is rotationally arranged in the mounting groove B303, the worm 305 is meshed with the worm wheel 304 and connected, the upper end of the worm 305 penetrates through the inner wall of the mounting groove B303 and extends to the upper side of the mounting seat 101, a rotating wheel 306 is arranged at the upper end of the worm 305, the outer surfaces of the two nuts 302 are connected with a connecting rod 307, two limiting grooves B308 are arranged on the surface of the mounting seat 101, and the upper end of the connecting rod 307 penetrates through the limiting grooves B308 and is connected with the bottom of the horizontal quick clamp 105.

When the sizes of the workpieces are different or the machining positions are different, the rotatable rotating wheel 306 drives the rotating wheel 306 to rotate, and then drives the worm wheel 304 and the threaded rod 301 to rotate, so that the two nuts 302 can be driven to move inwards or outwards simultaneously, and the two horizontal quick clamps 105 are driven to move through the connecting action of the connecting rod 307, so that the fixing positions of the two pressing rods 106 are changed, and the workpieces with different sizes are conveniently fixed.

Preferably, a rubber pad is adhered to the outer surface of the runner 306, and anti-skid patterns are formed on the outer surface of the rubber pad.

When the rotating wheel 306 is rotated to adjust the positions of the two pressing rods 106, the rubber pad has certain elasticity, so that uncomfortable feeling of hands can be relieved, friction force can be increased due to the arrangement of the rubber pad and the anti-skid patterns, and the phenomenon of hand slipping is avoided.

Preferably, the pressing rod 106 is in threaded connection with the horizontal quick clamp 105.

When the heights of the workpieces are different, the pressing rod 106 can be screwed to drive the pressing rod 106 to ascend or descend, so that the pressing rod 106 can be driven to fix the workpieces after the horizontal quick clamp 105 is pressed downwards.

Preferably, the positioning rod 104 is made of high-quality carbon steel, and the outer surface of the positioning rod 104 is coated with antirust paint.

The high-quality carbon steel has high strength and is not easy to deform, so that the four positioning rods 104 are always in a vertical form, the positioning accuracy of a workpiece is ensured, rust of the positioning rods 104 can be avoided by the antirust paint, and the service life of the positioning rods is prolonged.

The foregoing detailed description of the utility model has been presented in conjunction with a specific embodiment, and it is not intended that the utility model be limited to such detailed description. Several equivalent substitutions or obvious modifications will occur to those skilled in the art to which this utility model pertains without departing from the spirit of the utility model, and the same should be considered to be within the scope of this utility model as defined in the appended claims.

Claims

1. Thin wall disc rapid fixture, including cylinder (100), its characterized in that:

the top of the cylinder (100) is provided with a mounting seat (101), the surface of the mounting seat (101) is provided with a groove (102), the inside of the groove (102) is provided with a vehicle disc (103), and the vehicle disc (103) and the cylinder (100) are coaxially arranged;

four positioning rods (104) are coaxially and symmetrically arranged on the upper side of the chassis (103), horizontal quick clamps (105) are arranged on the mounting seat (101) and positioned on two sides of the chassis (103), and a pressing rod (106) is arranged at the end part of each horizontal quick clamp (105);

a driving assembly (200) capable of driving the four positioning rods (104) to synchronously move is arranged in the chassis (103);

the mounting base (101) is internally provided with a mounting groove A (107), and an adjusting component (300) capable of adjusting the distance between the two horizontal quick clamps (105) is arranged in the mounting groove A (107).

2. The thin-walled disc quick clamp of claim 1 wherein:

the driving assembly (200) comprises a gear A (201) which is rotatably arranged inside a chassis (103), four arc-shaped sliding grooves (202) are coaxially and symmetrically arranged on the upper side of the gear A (201), four positioning rods (104) are respectively and slidably arranged in the four arc-shaped sliding grooves (202), four limit grooves A (203) are coaxially and symmetrically arranged on the upper surface of the chassis (103), the upper end of each positioning rod (104) is limited and slidably arranged through the corresponding limit groove A (203), a communication groove (204) is formed in the side surface of each mounting seat (101), a gear B (205) is rotatably arranged in each communication groove (204), one side of each gear B (205) is in meshed connection with the corresponding gear A (201), and the other side of each gear B (205) penetrates through the corresponding communication groove (204) to the outer side of each mounting seat (101).

3. The thin-walled disc quick clamp of claim 2, wherein:

the adjusting component (300) comprises a threaded rod (301) which is connected between two side walls of a mounting groove A (107) in a rotating mode and a pair of nuts (302) which are respectively arranged on the reverse threads, a mounting groove B (303) is formed in the mounting seat (101), the mounting groove B (303) is communicated with the mounting groove A (107), a worm wheel (304) is sleeved in the mounting groove B (303) on the outer surface of the threaded rod (301), a worm (305) is arranged in the mounting groove B (303) in a rotating mode, the worm (305) is meshed with the worm wheel (304) and connected, the upper end of the worm (305) penetrates through the inner wall of the mounting groove B (303) to the upper side of the mounting seat (101), a rotating wheel (306) is arranged at the upper end of the worm (305), connecting rods (307) are connected to the outer surfaces of the two nuts (302), two limiting grooves B (308) are formed in the surface of the mounting seat (101), and the upper ends of the connecting rods (307) penetrate through the upper ends of the connecting rods (307) and penetrate through the bottoms of the limiting grooves (308) to be connected with the bottoms of the limiting grooves (105).

4. A thin-walled disc quick clamp according to claim 3, characterized in that:

the outer surface of the rotating wheel (306) is adhered with a rubber pad, and the outer surface of the rubber pad is provided with anti-skid patterns.

5. The thin-walled disc quick clamp of claim 4, wherein:

the pressing rod (106) is in threaded connection with the horizontal rapid clamp (105).

6. The thin-walled disc quick clamp of claim 5, wherein:

the locating rod (104) is made of high-quality carbon steel, and the outer surface of the locating rod (104) is coated with antirust paint.