CN222020944U - Clamp for machining trailer ball seat - Google Patents

Abstract

The utility model discloses a clamp for processing a trailer ball seat, which relates to the technical field of trailer ball seats and comprises a base, a ball seat and a ball body, wherein a cavity is formed in the base, a first screw rod is rotatably connected in the cavity, sliding blocks are sleeved on rod walls at two ends of the first screw rod in a threaded manner, the upper ends of the two sliding blocks penetrate through the upper ends of the cavity and are fixedly connected with arc clamping plates, the ball seat is fixed through the two arc clamping plates, an adjusting mechanism is arranged on the upper surface of the base, a placing plate is arranged above the adjusting mechanism, a first round hole is formed in the upper surface of the placing plate, and the ball body is placed in the first round hole. According to the ball seat, the rotary rod is rotated by rotating the knob, and then the second screw rod can be rotated by the first bevel gear and the second bevel gear, so that the sleeve can drive the placing plate to move upwards to adapt to ball seats with different heights.

Description

Clamp for machining trailer ball seat

Technical Field

The utility model relates to the technical field of trailer ball seats, in particular to a clamp for processing a trailer ball seat.

Background

The trailer ball is also called a trailer hook, a ball type rear trailer hook or a trailer rod, a traction rod and the like, the existing trailer ball comprises a ball seat and a ball body, the ball seat needs to be welded, and corresponding auxiliary clamps are usually needed to be used for welding in the welding process.

Through retrieval, a trailer ball with the publication number of CN211764749U and an automatic welding device thereof comprise a trailer ball, including a ball seat; the ball seat comprises a square tube connector, is used for being connected with an automobile and is provided with a welding groove; the ball seat body is provided with a welding auxiliary groove at the square tube connecting part; and the reinforcement body is matched and welded with the welding groove of the square pipe connecting body and the welding auxiliary groove of the square pipe connecting part. An automated welding device comprises a spot welding fixture, comprising a base; the ball seat body positioning piece is used for installing the ball seat body; the square tube connector positioning piece is used for installing the square tube connector; and the clamping piece is used for being in abutting connection with the free end of the square tube connecting body.

But the existing clamp for processing the trailer ball seat cannot be suitable for balls and ball seats with different sizes in welding, so that the welding efficiency of welding is low, the welding effect is poor, and the defective rate is high.

Disclosure of utility model

The present utility model has been made in view of the above-mentioned problems with the existing trailer ball and its automated welding apparatus.

Therefore, the utility model aims to provide the clamp for processing the trailer ball seat, which solves the problems that the existing clamp for processing the trailer ball seat cannot be suitable for balls and ball seats with different sizes during welding, so that the welding efficiency of welding is low, the welding effect is poor, and the defective rate is high.

In order to achieve the above object, the present utility model provides the following technical solutions:

The utility model provides a anchor clamps for trailer ball seat processing, includes base, ball seat and spheroid, the cavity has been seted up to the inside of base, the inside rotation of cavity is connected with first lead screw, the equal screw thread of the wall at first lead screw both ends has cup jointed the slider, two the upper end of slider all runs through the upper end of cavity and equal fixedly connected with arc splint, the ball seat is fixed through two arc splint, the upper surface of base is provided with adjustment mechanism, adjustment mechanism's top is provided with places the board, place the upper surface of board and seted up first round hole, the spheroid is placed in the inside of first round hole, place the upper surface of board and be provided with hold-down mechanism, hold-down mechanism and spheroid assorted.

Preferably, the adjustment mechanism includes bull stick, first bevel gear, second lead screw, sleeve, elastic expansion link and knob, the recess is seted up to the one end of first lead screw, elastic expansion link rotates to be connected in one side of recess, bull stick fixed connection is in the one end that elastic expansion link kept away from the recess lateral wall, first bevel gear is fixed cup joints in the pole wall of elastic expansion link, the second lead screw rotates to be connected in the upper surface of base, the one end of second lead screw runs through the upper surface of base and extends to the inside of cavity, the second bevel gear is fixed cup joints in the pole wall of second lead screw one end and matches with first bevel gear, sleeve screw cup joints in the surface of second lead screw, sleeve fixed connection is in the lower surface of placing the board, the one end of bull stick runs through one side of cavity and with knob fixed connection.

Preferably, the pressing mechanism comprises two connecting rods, a pressing plate, two springs and two check blocks, wherein the two connecting rods are symmetrically and fixedly connected to the upper surfaces of the two ends of the placing plate, the two ends of the pressing plate are slidably sleeved on the rod walls of the two connecting rods, the two check blocks are respectively and fixedly connected to the upper ends of the corresponding connecting rods, the two springs are respectively and slidably sleeved on the rod walls of the two connecting rods, and a second round hole is formed in the upper surface of the pressing plate and matched with the sphere.

Preferably, two limiting grooves are formed in the side wall of the groove, two limiting blocks are fixedly connected to the rod wall at one end of the rotating rod, and the two limiting grooves are matched with the corresponding limiting blocks respectively.

Preferably, a telescopic supporting rod is fixedly connected between the placing plate and the base.

Preferably, the upper surface of the base is provided with a strip-shaped hole, and the strip-shaped hole is matched with the two sliding blocks.

In the technical scheme, the utility model has the technical effects and advantages that:

1. According to the ball seat, the rotary rod is rotated by rotating the knob, and then the second screw rod can be rotated by the first bevel gear and the second bevel gear, so that the sleeve can drive the placing plate to move upwards to adapt to ball seats with different heights.

2. According to the utility model, the pressing plate is pulled to move upwards, then the ball body is placed in the first round hole, the pressing plate is loosened, and then the ball body can be pressed by the resilience force of the two springs.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a top view of the platen of FIG. 1 in accordance with the present utility model;

fig. 3 is an enlarged schematic view of the portion a of fig. 1 according to the present utility model.

Reference numerals illustrate:

1. A base; 2. a ball seat; 3. a sphere; 4. a first screw rod; 5. a slide block; 6. an arc clamping plate; 7. placing a plate; 8. a rotating rod; 9. a first bevel gear; 10. a second bevel gear; 11. a second screw rod; 12. a sleeve; 13. an elastic telescopic rod; 14. a knob; 15. a connecting rod; 16. a pressing plate; 17. a spring; 18. a stop block; 19. a limiting block; 20. and (5) a telescopic supporting rod.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The embodiment of the utility model discloses a clamp for processing a trailer ball seat.

The utility model provides a clamp for processing a trailer ball seat, which is shown in fig. 1-3, and comprises a base 1, a ball seat 2 and a ball body 3, wherein a cavity is formed in the base 1, a first screw rod 4 is rotatably connected in the cavity, rod walls at two ends of the first screw rod 4 are respectively sheathed with a sliding block 5 in a threaded manner, the upper ends of the two sliding blocks 5 penetrate through the upper ends of the cavity and are respectively fixedly connected with an arc-shaped clamping plate 6, the ball seat 2 is fixed through the two arc-shaped clamping plates 6, an adjusting mechanism is arranged on the upper surface of the base 1, a placing plate 7 is arranged above the adjusting mechanism, a first round hole is formed in the upper surface of the placing plate 7, the ball body 3 is placed in the first round hole, and a pressing mechanism is arranged on the upper surface of the placing plate 7 and matched with the ball body 3.

The balls with different sizes can be conveniently placed by using the placing plate 7, then the balls 3 can be pressed by using the pressing mechanism, and meanwhile, the ball seat 2 can be fixed by using the two arc clamping plates 6.

For the convenience adaptation not high ball seat 2, as shown in fig. 1 and 3, adjustment mechanism includes bull stick 8, first bevel gear 9, second bevel gear 10, second lead screw 11, sleeve 12, elastic telescopic rod 13 and knob 14, the recess is seted up to the one end of first lead screw 4, elastic telescopic rod 13 rotates and connects in one side of recess, bull stick 8 fixed connection is in the one end of elastic telescopic rod 13 keeping away from the recess lateral wall, first bevel gear 9 is fixed cup joint in the pole wall of elastic telescopic rod 13, second lead screw 11 rotates and connects in the upper surface of base 1, the one end of second lead screw 11 runs through the upper surface of base 1 and extends to the inside of cavity, second bevel gear 10 is fixed cup joint in the pole wall of second lead screw 11 one end and matches with first bevel gear 9, sleeve 12 screw cup joint in the surface of second lead screw 11, sleeve 12 fixed connection is in the lower surface of placing plate 7, one end of bull stick 8 runs through one side of cavity and is fixed connection with knob 14.

The knob 14 is rotated to rotate the rotating rod 8, and then the second screw rod 11 can be rotated through the first bevel gear 9 and the second bevel gear 10, so that the sleeve 12 can drive the placing plate 7 to move upwards to adapt to ball seats 2 with different heights.

In order to compress the ball 3, as shown in fig. 1-2, the compressing mechanism comprises two connecting rods 15, a pressing plate 16, two springs 17 and two stoppers 18, wherein the two connecting rods 15 are symmetrically and fixedly connected to the upper surfaces of the two ends of the placing plate 7, the two ends of the pressing plate 16 are slidably sleeved on the rod walls of the two connecting rods 15, the two stoppers 18 are respectively and fixedly connected to the upper ends of the corresponding connecting rods 15, the two springs 17 are respectively and slidably sleeved on the rod walls of the two connecting rods 15, a second round hole is formed in the upper surface of the pressing plate 16, and the second round hole is matched with the ball 3.

The pressing plate 16 is pulled to move upward, then the ball 3 is put into the first circular hole, then the pressing plate 16 is released, and then the ball 3 is pressed by the resilience of the two springs 17.

In order to rotate the first screw rod, as shown in fig. 1 and 3, two limiting grooves are formed in the side wall of the groove, two limiting blocks 19 are fixedly connected to the rod wall at one end of the rotating rod 8, the two limiting grooves are matched with the corresponding limiting blocks 19 respectively, a strip-shaped hole is formed in the upper surface of the base 1, and the strip-shaped hole is matched with the two sliding blocks 5.

The button 14 is pressed to enable the two limiting blocks 19 to be inserted into the corresponding limiting grooves, and then the knob 14 is rotated to enable the bidirectional screw rod to rotate, so that the two sliding blocks 5 can drive the two arc clamping plates 6 to move.

Finally, in order to prevent the placing plate 7 from rotating, as shown in fig. 1, a telescopic supporting rod 20 is fixedly connected between the placing plate 7 and the base 1.

The telescopic support rod 20 can play a supporting role, and simultaneously prevent the placing plate 7 from rotating along with the rotation of the second screw rod 11.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (6)

1. The utility model provides a anchor clamps for trailer ball seat processing, includes base (1), ball seat (2) and spheroid (3), its characterized in that, the cavity has been seted up to the inside of base (1), the inside rotation of cavity is connected with first lead screw (4), slider (5) have all been cup jointed to the equal screw thread of the pole wall at first lead screw (4) both ends, two the upper end of slider (5) all runs through the upper end of cavity and equal fixedly connected with arc splint (6), ball seat (2) are fixed through two arc splint (6), the upper surface of base (1) is provided with adjustment mechanism, adjustment mechanism's top is provided with places board (7), the upper surface of placing board (7) has seted up first round hole, spheroid (3) are placed in the inside of first round hole, the upper surface of placing board (7) is provided with hold-down mechanism, hold-down mechanism and spheroid (3) phase-match.

2. The clamp for processing the trailer ball seat according to claim 1, wherein the adjusting mechanism comprises a rotating rod (8), a first bevel gear (9), a second bevel gear (10), a second screw rod (11), a sleeve (12), an elastic telescopic rod (13) and a knob (14), one end of the first screw rod (4) is provided with a groove, the elastic telescopic rod (13) is rotationally connected to one side of the groove, the rotating rod (8) is fixedly connected to one end, far away from the side wall of the groove, of the elastic telescopic rod (13), the first bevel gear (9) is fixedly sleeved on the rod wall of the elastic telescopic rod (13), one end of the second screw rod (11) penetrates through the upper surface of the base (1) and extends to the inside of the cavity, the second bevel gear (10) is fixedly sleeved on the rod wall of one end of the second screw rod (11) and is matched with the first bevel gear (9), the sleeve (12) is in threaded sleeve joint to the outer surface of the second screw rod (11), the sleeve (12) is fixedly connected to the lower surface of the rotating rod (7) and is fixedly connected to one side, which penetrates through the knob (14).

3. The clamp for processing the trailer ball seat according to claim 1, wherein the pressing mechanism comprises two connecting rods (15), a pressing plate (16), two springs (17) and two stop blocks (18), the two connecting rods (15) are symmetrically and fixedly connected to the upper surfaces of two ends of the placing plate (7), two ends of the pressing plate (16) are slidably sleeved on the rod walls of the two connecting rods (15), the two stop blocks (18) are respectively and fixedly connected to the upper ends of the corresponding connecting rods (15), the two springs (17) are respectively and slidably sleeved on the rod walls of the two connecting rods (15), and a second round hole is formed in the upper surface of the pressing plate (16) and matched with the ball body (3).

4. The fixture for machining the trailer ball seat according to claim 2, wherein two limiting grooves are formed in the side wall of the groove, two limiting blocks (19) are fixedly connected to the rod wall at one end of the rotating rod (8), and the two limiting grooves are matched with the corresponding limiting blocks (19) respectively.

5. The fixture for machining the trailer ball seat according to claim 1, wherein a telescopic supporting rod (20) is fixedly connected between the placing plate (7) and the base (1).

6. The clamp for machining a trailer ball seat according to claim 1, characterized in that the upper surface of the base (1) is provided with a bar-shaped hole, which is matched with two sliding blocks (5).