阅读说明：本技术 一种汽车板簧用u型卡 (U-shaped clamp for automobile plate spring ) 是由 赵发强 秦志喜 张颜森 李玉娟 于 2021-07-30 设计创作，主要内容包括：本发明涉及板簧的技术领域,特别是涉及一种汽车板簧用U型卡,其能够使两组半U型卡同步进行伸长和收缩,进而能够对不同型号的汽车板簧进行卡装锁紧,降低装置使用局限性；包括控制箱、两组插管、两组螺杆、两组第一锥齿轮、转轴、第二锥齿轮、手轮、两组半U型卡和限位键,控制箱内部设有安装腔,两组插管对称固定安装在控制箱的左右两端面,插管内侧端面设有滑槽,两组螺杆对称转动安装在控制箱左右两端,并且两组插管分别套装在两组螺杆上,螺杆的内侧端伸入至安装腔内部,两组第一锥齿轮分别与两组螺杆的内侧端固定连接,转轴后端伸入至工作腔内,第二锥齿轮与转轴后端固定连接,并且第二锥齿轮与第一锥齿轮相互啮合。(The invention relates to the technical field of plate springs, in particular to a U-shaped clamp for an automobile plate spring, which can enable two groups of half U-shaped clamps to extend and contract synchronously, further clamp and lock automobile plate springs of different models and reduce the use limitation of a device; the automatic pipe inserting device comprises a control box, two groups of inserting pipes, two groups of screw rods, two groups of first bevel gears, a rotating shaft, a second bevel gear, a hand wheel, two groups of semi-U-shaped clamps and limit keys, wherein an installing cavity is formed in the control box, the two groups of inserting pipes are symmetrically and fixedly installed on the left end face and the right end face of the control box, sliding grooves are formed in the inner side faces of the inserting pipes, the two groups of screw rods are symmetrically and rotatably installed at the left end and the right end face of the control box, the two groups of inserting pipes are sleeved on the two groups of screw rods respectively, the inner side ends of the screw rods extend into the installing cavity, the two groups of first bevel gears are fixedly connected with the inner side ends of the two groups of screw rods respectively, the rear end of the rotating shaft extends into a working cavity, the second bevel gear is fixedly connected with the rear end of the rotating shaft, and the second bevel gear is meshed with the first bevel gears.)

1. A U-shaped clamp for an automobile plate spring is characterized by comprising a control box (1), two groups of insertion pipes (2), two groups of screw rods (3), two groups of first bevel gears (4), a rotating shaft (5), a second bevel gear (6), a hand wheel (7), two groups of semi-U-shaped clamps (8) and a limit key (9), wherein an installation cavity is arranged inside the control box (1), the two groups of insertion pipes (2) are symmetrically and fixedly installed on the left end face and the right end face of the control box (1), sliding grooves are formed in the inner side end faces of the insertion pipes (2), the two groups of screw rods (3) are symmetrically and rotatably installed at the left end and the right end of the control box (1), the two groups of insertion pipes (2) are respectively sleeved on the two groups of screw rods (3), the inner side ends of the screw rods (3) extend into the installation cavity, the two groups of first bevel gears (4) are respectively and fixedly connected with the inner side ends of the two groups of screw rods (3), the rear end of the rotating shaft (5) extends into a working cavity, second bevel gear (6) and pivot (5) rear end fixed connection, and second bevel gear (6) and first bevel gear (4) intermeshing, hand wheel (7) fixed mounting is in pivot (5) front end, two sets of spacing key (9) are fixed mounting respectively at the lower extreme of two sets of half U type cards (8), the lower terminal surface in the right side of half U type card (8) is equipped with first screw hole, the lower extreme of two sets of half U type cards (8) stretches into respectively inside two sets of intubate (2), and spacing key (9) and intubate (2) inside spout sliding connection, screw rod (3) and the first screw hole spiro union on half U type card (8) are connected.

2. The U-shaped card for the plate spring of the automobile according to claim 1, further comprising two sets of supporting blocks (10), a supporting plate (11), a fixing sleeve member (12) and a sliding rod (13), wherein the lower ends of the two sets of supporting blocks (10) are respectively fixedly sleeved on the two sets of insertion tubes (2), the supporting plate (11) is fixedly installed on the upper end surfaces of the two sets of supporting blocks (10), the supporting plate (11) is provided with two sets of insertion slots in a communicating manner, the two sets of fixing sleeve members (12) are respectively fixedly sleeved on the two sets of half U-shaped cards (8), the inner end of the fixing sleeve member (12) is provided with two sets of sliding rods (13), and the two sets of sliding rods (13) are respectively inserted into the two sets of insertion slots on the supporting plate (11).

3. The U-shaped clamp for the automobile plate spring as claimed in claim 2, further comprising a cover plate (14) and a plurality of groups of fastening bolts (15), wherein the upper end surface of the control box (1) is communicated with and provided with a square opening, the cover plate (14) is fixedly covered on the square opening in a sealing manner through the plurality of fastening bolts (15), the insertion tube (2) is provided with oil through holes (16), the oil through holes (16) are communicated with the installation cavity of the control box (1), the plurality of groups of oil injection holes (17) are uniformly distributed and communicated with the oil through holes (16), and the oil injection holes (17) are communicated with the inner end surface of the insertion tube (2).

4. The U-shaped card for the plate spring of the automobile according to claim 3, further comprising two sets of positioning bolts (18), wherein the support block (10) is provided with a second threaded hole, the insertion tube (2) is provided with a third threaded hole, and the first threaded hole and the second threaded hole are both in threaded connection with the positioning bolts (18), and the positioning bolts (18) can be in contact with the half U-shaped card (8).

5. A U-shaped clip for leaf springs of motor vehicles according to claim 4, characterized in that the upper end face of the support plate (11) is provided with rubber.

6. A U-shaped clamp for automobile leaf springs as claimed in claim 5, characterized in that the hand wheel (7) is provided with an anti-slip cover.

7. A U-shaped card for a leaf spring of an automobile according to claim 5, characterized in that the rubber of the upper end face of the support plate (11) is provided with anti-slip stripes.

8. A U-shaped card for a leaf spring of an automobile according to claim 6, characterized in that the material of the anti-slip cover is preferably polyurethane.

Technical Field

The invention relates to the technical field of plate springs, in particular to a U-shaped clamp for an automobile plate spring.

Background

A U-shaped clip for a plate spring is an auxiliary device for locking and fixing a plate spring of an automobile, and is widely used in the field of plate springs; the existing U-shaped clamp for the plate spring mainly comprises a U-shaped clamp, a baffle plate and a bolt; the U type card for current leaf spring is when using, and the U type card of a model size only can correspond the leaf spring of a size, when fixing locking to the leaf spring of equidimension not, need prepare the U type card of a large amount of different models, leads to the device to use the limitation to improve greatly.

Disclosure of Invention

In order to solve the technical problems, the invention provides the U-shaped card for the automobile plate spring, which can enable two groups of half U-shaped cards to synchronously extend and contract, further can clamp and lock automobile plate springs of different models, and reduces the use limitation of the device.

The invention relates to a U-shaped clamp for an automobile plate spring, which comprises a control box, two groups of insertion pipes, two groups of screw rods, two groups of first bevel gears, a rotating shaft, a second bevel gear, a hand wheel, two groups of half-U-shaped clamps and limit keys, wherein an installation cavity is arranged in the control box, the two groups of insertion pipes are symmetrically and fixedly arranged on the left end surface and the right end surface of the control box, sliding chutes are arranged on the inner side surfaces of the insertion pipes, the two groups of screw rods are symmetrically and rotatably arranged on the left end and the right end of the control box, the two groups of insertion pipes are respectively sleeved on the two groups of screw rods, the inner side ends of the screw rods extend into the installation cavity, the two groups of first bevel gears are respectively fixedly connected with the inner side ends of the two groups of screw rods, the rear end of the rotating shaft extends into a working cavity, the second bevel gear is fixedly connected with the rear end of the rotating shaft, the second bevel gear is mutually meshed with the first bevel gears, the hand wheel is fixedly arranged at the front end of the rotating shaft, the two groups of half-U-shaped clamps are respectively and the limit keys are fixedly arranged at the lower ends of the two groups of the half-U-shaped clamps, the lower right end face of half U type card is equipped with first screw hole, and the lower extreme of two sets of half U type cards stretches into respectively inside two sets of intubate to spacing key and the inside spout sliding connection of intubate, the screw rod is connected with first screw hole spiral shell dress on the half U type card.

The U-shaped clamp for the automobile plate spring further comprises two groups of supporting blocks, a supporting plate, fixing external members and sliding rods, wherein the lower ends of the two groups of supporting blocks are fixedly sleeved on the two groups of insertion pipes respectively, the supporting plate is fixedly installed on the upper end faces of the two groups of supporting blocks, the supporting plate is provided with two groups of slots in a communicated mode, the two groups of fixing external members are fixedly sleeved on the two groups of semi-U-shaped clamps respectively, the inner side ends of the fixing external members are provided with two groups of sliding rods, and the two groups of sliding rods are inserted into the two groups of slots in the supporting plate respectively.

The U-shaped clamp for the automobile plate spring further comprises a cover plate and a plurality of groups of fastening bolts, a square opening is formed in the upper end face of the control box in a communicating mode, the cover plate is fixedly covered on the square opening in a sealing mode through the fastening bolts, oil through holes are formed in the insertion pipe and are communicated with the mounting cavity of the control box, a plurality of groups of oil injection holes are evenly distributed and communicated with the oil through holes, and the oil injection holes are communicated with the inner end face of the insertion pipe.

The U-shaped clamp for the automobile plate spring further comprises two groups of positioning bolts, a second threaded hole is formed in the supporting block, a third threaded hole is formed in the inserting pipe, the first threaded hole and the second threaded hole are in threaded connection with the positioning bolts, and the positioning bolts can be in contact with the half U-shaped clamp.

The invention relates to a U-shaped clamp for an automobile plate spring.

The invention relates to a U-shaped clamp for an automobile plate spring.

The invention relates to a U-shaped clamp for an automobile plate spring.

According to the U-shaped clamp for the automobile plate spring, the anti-slip sleeve is preferably made of polyurethane.

Compared with the prior art, the invention has the beneficial effects that: through revolving the hand wheel soon, under the connection effect of pivot, make second bevel gear drive first bevel gear and rotate to make the screw rod rotate, and use down through the cooperation of spacing key and the inside spout of intubate, can make two sets of half U type cards extend and shrink in step, and then can clamp the locking to the car leaf spring of different models, reduction device uses the limitation.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the explosion and partial cross-sectional structure of the present invention;

FIG. 3 is a partially enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic view of a partial cross-sectional configuration of a first bevel gear coupled to a second bevel gear or the like;

in the drawings, the reference numbers: 1. a control box; 2. inserting a tube; 3. a screw; 4. a first bevel gear; 5. a rotating shaft; 6. a second bevel gear; 7. a hand wheel; 8. a half U-shaped card; 9. a limiting key; 10. a support block; 11. a support plate; 12. a fixation kit; 13. a slide bar; 14. a cover plate; 15. fastening a bolt; 16. an oil through hole; 17. an oil filler hole; 18. and (6) positioning the bolt.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

As shown in fig. 1 to 4, the U-shaped clip for the automobile plate spring of the invention comprises a control box 1, two groups of insertion pipes 2, two groups of screw rods 3, two groups of first bevel gears 4, a rotating shaft 5, a second bevel gear 6, a hand wheel 7, two groups of half-U-shaped clips 8 and a limit key 9, wherein an installation cavity is arranged inside the control box 1, the two groups of insertion pipes 2 are symmetrically and fixedly installed on the left end surface and the right end surface of the control box 1, sliding grooves are arranged on the inner side end surfaces of the insertion pipes 2, the two groups of screw rods 3 are symmetrically and rotatably installed on the left end and the right end of the control box 1, the two groups of insertion pipes 2 are respectively sleeved on the two groups of screw rods 3, the inner side ends of the screw rods 3 extend into the installation cavity, the two groups of first bevel gears 4 are respectively and fixedly connected with the inner side ends of the two groups of screw rods 3, the rear end of the rotating shaft 5 extends into the working cavity, the second bevel gear 6 is fixedly connected with the rear end of the rotating shaft 5, and the second bevel gear 6 is meshed with the first bevel gear 4, the hand wheel 7 is fixedly arranged at the front end of the rotating shaft 5, the two groups of limiting keys 9 are respectively and fixedly arranged at the lower ends of the two groups of half U-shaped clamps 8, a first threaded hole is formed in the right lower end face of each half U-shaped clamp 8, the lower ends of the two groups of half U-shaped clamps 8 respectively extend into the two groups of insertion tubes 2, the limiting keys 9 are in sliding connection with sliding grooves in the insertion tubes 2, and the screw rods 3 are in threaded connection with the first threaded holes in the half U-shaped clamps 8; through revolving wrong hand wheel 7, under the joint action of pivot 5, make second bevel gear 6 drive first bevel gear 4 and rotate to make screw rod 3 rotate, and use down through the cooperation of spacing key 9 and 2 inside spouts of intubate, can make two sets of half U type cards 8 extend and contract in step, and then can clamp the locking to the car leaf spring of different models, reduction device uses the limitation.

The U-shaped clamp for the automobile plate spring further comprises two groups of supporting blocks 10, a supporting plate 11, a fixing sleeve 12 and sliding rods 13, wherein the lower ends of the two groups of supporting blocks 10 are respectively and fixedly sleeved on the two groups of insertion tubes 2, the supporting plate 11 is fixedly installed on the upper end faces of the two groups of supporting blocks 10, the supporting plate 11 is communicated with two groups of insertion grooves, the two groups of fixing sleeve 12 are respectively and fixedly sleeved on the two groups of half-U-shaped clamps 8, the inner side end of the fixing sleeve 12 is provided with two groups of sliding rods 13, and the two groups of sliding rods 13 are respectively inserted into the two groups of insertion grooves on the supporting plate 11; through setting up backup pad 11, can support the leaf spring, avoid leaf spring and control box 1 direct contact and cause the damage, improve the reliability that the device used.

The U-shaped clamp for the automobile plate spring further comprises a cover plate 14 and a plurality of groups of fastening bolts 15, a square opening is formed in the upper end face of the control box 1 in a communicating mode, the cover plate 14 is fixedly covered on the square opening in a sealing mode through the fastening bolts 15, an oil through hole 16 is formed in the insertion pipe 2, the oil through hole 16 is communicated with an installation cavity of the control box 1, a plurality of groups of oil injection holes 17 are evenly distributed and communicated with the oil through hole 16, and the oil injection holes 17 are communicated with the inner end face of the insertion pipe 2; through setting up the square mouth on the control box 1 to be convenient for carry out the oiling to 1 installation intracavity of control box, and through apron 14 and fastening l bolt 15, seal the dress with the square mouth, through setting up oil through hole 16, can make the fluid of installation intracavity enter into to oil filler point 17 inside, thereby can lubricate between intubate 2 and half U type card 8, first bevel gear 4 and the second bevel gear 6, thereby improve the stationarity of device operation.

The U-shaped clamp for the automobile plate spring further comprises two groups of positioning bolts 18, a second threaded hole is formed in the supporting block 10, a third threaded hole is formed in the insertion pipe 2, the first threaded hole and the second threaded hole are in threaded connection with the positioning bolts 18, and the positioning bolts 18 can be in contact with the half U-shaped clamp 8; by screwing the positioning bolt 18, the half U-shaped card 8 can be contacted and locked, so that the situation that the half U-shaped card 8 moves can be reduced, and the use stability of the device is improved.

According to the U-shaped clamp for the automobile plate spring, rubber is arranged on the upper end face of the supporting plate 11; through setting up the rubber strip, can increase the frictional force between backup pad 11 and the leaf spring to can further improve the locking degree of device.

According to the U-shaped clamp for the automobile plate spring, the hand wheel 7 is provided with the anti-skidding sleeve; through being equipped with anti-skidding cover, can increase the frictional force between hand and the hand wheel 7 to reduce the phenomenon of skidding, improve the operability of device.

According to the U-shaped clamp for the automobile plate spring, the rubber on the upper end face of the supporting plate 11 is provided with anti-skid stripes; through the arrangement, the anti-skidding effect of the rubber on the upper end face of the supporting plate 11 is improved.

According to the U-shaped clamp for the automobile plate spring, the anti-slip sleeve is preferably made of polyurethane; through the arrangement, the service life of the anti-skid sleeve is prolonged, and the oxidation effect of oxygen on the anti-skid sleeve is reduced.

The U-shaped clamp for the automobile plate spring is operated by firstly placing the plate spring on a support plate 11, then screwing a hand wheel 7, enabling a second bevel gear 6 to drive a first bevel gear 4 to rotate under the connection action of a rotating shaft 5, thereby enabling a screw rod 3 to rotate, enabling two groups of half U-shaped clamps 8 to synchronously contract under the matching use of a limiting key 9 and an inner sliding groove of an insertion pipe 2 until the two groups of half U-shaped clamps 8 are respectively contacted with the left end surface and the right end surface of the plate spring, then screwing a positioning bolt 18, fixing and locking the limiting key 9, and then fixing and locking the plate spring through the matching use of an external baffle and a nut.

The U-shaped card for the automobile plate spring is mounted, connected or arranged in a common mechanical mode, and can be implemented as long as the beneficial effects of the U-shaped card are achieved.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.