CN215918753U - Forming device is used in processing of U-shaped bolt - Google Patents

Abstract

The utility model is suitable for the technical field of fastener processing, and provides a forming device for processing a U-shaped bolt, which comprises: a bottom plate, a grip block, it sets up to the U-shaped structure, and detachable fixed mounting in the top of bottom plate, wherein, be located one side of grip block is provided with first cylinder, just the output orientation of first cylinder the grip block to the rigid coupling has an arc, and, be located the relative both sides that set up of grip block are provided with a second cylinder respectively, two the output of second cylinder all faces the corresponding lateral wall of grip block, and equal rigid coupling has a straight board, places the center of work piece on the arc terminal surface of grip block, and the flexible of first cylinder output drives the arc butt on the work piece, utilizes the arcwall face of arc to make the both ends of work piece take place to buckle in opposite directions, and the output of two second cylinders drives the straight board flexible for the both ends butt of work piece is on the outer wall of grip block.

Description

Forming device is used in processing of U-shaped bolt

Technical Field

The utility model belongs to the technical field of fastener processing, and particularly relates to a forming device for processing a U-shaped bolt.

Background

The fastener is a mechanical part which is used for fastening and connecting and has wide application, the U-shaped bolt is a common fastener in daily life, the application industry of the fastener is wide, the fastener comprises the industries of energy, electronics, electrical appliances, machinery, chemical engineering, metallurgy, molds, hydraulic pressure and the like, various fasteners can be seen on various machines, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemical engineering, instruments, supplies and the like, and the fastener is a mechanical basic part which has the widest application.

When U-shaped bolt processing among the prior art is bending the work piece with forming device, the spacing fixed effect of work piece is poor, and the in-process work piece of bending is high-speed easily bounces out the accidental injury personnel, and factor of safety is low, can only process the U-shaped bolt of a model size moreover, and the commonality is relatively poor, and fashioned accuracy is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a forming device for processing a U-shaped bolt, and aims to solve the problems in the background technology.

The utility model is realized in this way, a forming device for processing a U-shaped bolt, comprising: a bottom plate, a grip block, it sets up to the U-shaped structure, and detachable fixed mounting in the top of bottom plate, wherein, be located one side of grip block is provided with first cylinder, just the output orientation of first cylinder the grip block to the rigid coupling has an arc, and, be located the relative both sides that set up of grip block are provided with a second cylinder, two respectively the output of second cylinder all faces the corresponding lateral wall of grip block, and equal rigid coupling has a straight board, and, a work piece, it is around locating on the outer wall of grip block, wherein, arc, two the equal butt of straight board in the outside of work piece, through arc and two straight board are used for realizing the work piece is in shaping location on the grip block outer wall.

Preferably, a placing area is formed on the bottom plate, wherein the clamping block is arranged on the placing area, a plurality of slots are oppositely formed in two sides of the placing area, a plurality of threaded holes are formed in the bottom wall of each slot along the extending direction of the slot, the bottom of the clamping block is provided with extending blocks with the same number corresponding to the plurality of slots in an integrated manner, each extending block is provided with a through hole, and a fastening bolt penetrates through the through hole.

Preferably, the height of each extension block is consistent with the depth of the corresponding slot hole.

Preferably, a plurality of positioning pins are arranged on the placing area in a matrix manner, and the bottom of the clamping block is provided with matched positioning holes corresponding to the plurality of positioning pins.

Preferably, still be provided with the spacing subassembly of slip on the outer wall of grip block, it has: the clamping block comprises two first through grooves, two first through grooves are symmetrically arranged on two side walls of the clamping block, each first through groove is internally and slidably connected with a first sliding plate, at least one first reset spring is fixedly arranged between each first sliding plate and the corresponding first through groove, the clamping block also comprises a second through groove which is arranged on a U-shaped arc end of the clamping block, a second sliding plate is slidably connected in the second through groove, and at least one second reset spring is fixedly arranged between the second sliding plate and the second through groove.

Preferably, a plurality of bulges are arranged on the end surfaces of the arc-shaped plate and the two straight plates close to the workpiece, and the hard friction among the arc-shaped plate, the two straight plates and the outer wall of the workpiece is reduced through the bulges.

Compared with the prior art, the utility model has the beneficial effects that: the utility model discloses a forming device for processing a U-shaped bolt, which comprises the following components:

through placing the center of work piece on the arc terminal surface of grip block, then, through the flexible of first cylinder output, drive the arc butt on the work piece, utilize the arcwall face of arc to make the both ends of work piece take place to buckle in opposite directions, after buckling to predetermineeing the angle, the output through two second cylinders drives straight board flexible to make the both ends butt of work piece on the outer wall of grip block, through the shape of predetermineeing of grip block, thereby accomplish the contour machining to the U-shaped bolt.

Through the cooperation between extension piece and the slotted hole for the staff can install the grip block of different model sizes on the bottom plate, with satisfy follow-up forming process to the U-shaped bolt of different shapes, simultaneously, through the cooperation of a plurality of locating pins and locating hole, can guarantee that the grip block is stable to be installed in placing the predetermined region in district, thereby guarantee the subsequent normal use of this device.

Set up first sliding plate and second sliding plate on the outer wall of grip block, simultaneously, the shaping work of buckling of work piece is accomplished on the outer wall of the grip block of first sliding plate and second sliding plate below, can carry out spacing fixed to the work piece through first sliding plate and second sliding plate, prevent that it from taking place the upwarp head, and simultaneously, the first reset spring of setting, second reset spring can guarantee on the one hand that first sliding plate and second sliding plate reply initial position after accomplishing the work, and simultaneously, also can avoid the arc, straight board violently strikes on the grip block, the follow-up shaping operation of giving the work piece provides the guarantee.

Drawings

FIG. 1 is a top view of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a schematic view of the structure of the placement area of the present invention;

FIG. 4 is a bottom view of the clamping block of the present invention;

FIG. 5 is a side view of the clamping block of the present invention;

FIG. 6 is a top cross-sectional view of a clamping block of the present invention;

in the figure:

1. a base plate; 11. a placement area; 12. a slot; 121. a threaded hole; 13. positioning pins;

2. a clamping block; 21. an extension block; 211. a through hole; 22. positioning holes;

3. a first cylinder; 31. an arc-shaped plate;

4. a second cylinder; 41. a straight plate;

5. a workpiece;

6. a sliding limit component; 61. a first through groove; 62. a first sliding plate; 63. a first return spring; 64. a second through groove; 65. a second sliding plate; 66. a second return spring;

7. and (4) protruding.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments, it being understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the present invention.

Referring to fig. 1 and 3-4, the present invention provides a forming device for U-bolt processing, comprising:

a bottom plate 1, a placing area 11 is formed on the bottom plate 1, wherein the clamping block 2 is arranged on the placing area 11, a plurality of slotted holes 12 are oppositely formed on two sides of the placing area 11, and a plurality of threaded holes 121 are formed in the bottom wall of each slotted hole 12 along the extending direction of the slotted hole;

a grip block 2, it sets up to the U-shaped structure, and detachable fixed mounting in the top of bottom plate 1, wherein, the bottom of grip block 2 corresponds a plurality of slotted holes 12 integrated into one piece and has the extension piece 21 of quantity unanimity, has all seted up a through-hole 211 on every extension piece 21, and runs through being provided with fastening bolt in the through-hole 211.

Specifically, a placement area 11 is arranged at a central position on the bottom plate 1, wherein the clamping block 2 is arranged in the placement area 11, a plurality of (in this embodiment, four are preferably adopted, and two are symmetrically arranged on the inner side of the placement area 11) slot holes 12 are oppositely arranged at two sides of the placement area 11, a plurality of threaded holes 121 are sequentially arranged on the inner bottom wall of the slot holes 12 at equal intervals, and meanwhile, referring to fig. 3-4, extension blocks 21 which are the same in number and width as the slot holes 12 are integrally formed at the bottom of the clamping block 2, through holes 211 for penetrating fastening bolts are arranged on the extension blocks 21, in the actual installation process, when a worker places the clamping block 2 on the placement area 11, the four extension blocks 21 are accommodated in the corresponding slot holes 12, the worker fixes the fastening bolts in the corresponding threaded holes 121 in a locking manner according to the actual positions of the through holes 211, thereby the completion is fixed to the installation of grip block 2, and simultaneously, when dismantling, the staff dismantles fastening bolt down, can accomplish the change to grip block 2, has improved work efficiency.

It should be noted that in some embodiments, the height of each extension block 21 is the same as the depth of the corresponding slot 12, so as to ensure the normal bending formation of the subsequent workpiece 5 and the normal sliding of the two straight plates 41.

As an extensible scheme of the above embodiment, please refer to fig. 3-4, a plurality of positioning pins 13 are disposed on the placing area 11 in a matrix, and the bottom of the clamping block 2 is further provided with positioning holes 22 corresponding to the plurality of positioning pins 13.

Be provided with a plurality ofly (preferred adoption is four in this embodiment, and is the matrix distribution) locating pin 13 on placing district 11, simultaneously, the locating hole 22 with locating pin 13 assorted is seted up to the bottom of grip block 2, when needs install fixedly to grip block 2, at first, aligns locating pin 13 with four locating holes 22 to make locating pin 13 holding in corresponding locating hole 22, accomplish the installation fixed to grip block 2.

Referring to fig. 1 and 4-6, wherein a first cylinder 3 is disposed on one side of the clamping block 2, an output end of the first cylinder 3 faces the clamping block 2 and is fixedly connected with an arc plate 31, two opposite sides of the clamping block 2 are respectively disposed with a second cylinder 4, output ends of the two second cylinders 4 face corresponding side walls of the clamping block 2 and are fixedly connected with a straight plate 41, and a sliding limiting assembly 6 is further disposed on an outer wall of the clamping block 2 and has: the clamping block comprises two first through grooves 61, two first through grooves 61 are symmetrically arranged on two side walls of the clamping block 2, a first sliding plate 62 is connected in each first through groove 61 in a sliding manner, at least one first return spring 63 is fixedly arranged between each first sliding plate 62 and the corresponding first through groove 61, the clamping block further comprises a second through groove 64 which is arranged on the U-shaped arc end of the clamping block 2, a second sliding plate 65 is connected in the second through groove 64 in a sliding manner, and at least one second return spring 66 is fixedly arranged between the second sliding plate 65 and the second through groove 64;

and the workpiece 5 is wound on the outer wall of the clamping block 2, wherein the arc-shaped plate 31 and the two straight plates 41 are abutted to the outer side of the workpiece 5, and the workpiece 5 is molded and positioned on the outer wall of the clamping block 2 through the arc-shaped plate 31 and the two straight plates 41.

Specifically, a first cylinder 3 is arranged at one side of the clamping block 2 with an arc end face, wherein an arc plate 31 is fixedly connected to the output end of the first cylinder 3, and at the same time, the two symmetrical sides of the clamping block 2 are provided with a second cylinder 4, the output end of the second cylinder 4 is fixedly provided with a straight plate 41, the working principle is that the center of the workpiece 5 is placed on the arc-shaped end surface of the clamping block 2, and then, the arc-shaped plate 31 is driven to abut against the workpiece 5 through the extension and contraction of the output end of the first cylinder 3, the two ends of the workpiece 5 are oppositely bent by utilizing the arc-shaped surface of the arc-shaped plate 31, when the bent angle reaches the preset angle, the output ends of the two second cylinders 4 drive the straight plate 41 to extend and retract, therefore, two ends of the workpiece 5 are abutted against the outer wall of the clamping block 2, and the workpiece 5 (U-shaped bolt) is molded through the preset shape of the clamping block 2.

It should be noted that, the first sliding plate 62 and the second sliding plate 65 are disposed on the outer wall of the clamping block 2, and meanwhile, the bending and forming operation of the workpiece 5 is completed on the outer wall of the clamping block 2 below the first sliding plate 62 and the second sliding plate 65, and the workpiece 5 can be limited and fixed by the first sliding plate 62 and the second sliding plate 65, so as to prevent the workpiece 5 from warping upward, and meanwhile, the first return spring 63 and the second return spring 66, which are disposed, on one hand, can ensure that the first sliding plate 62 and the second sliding plate 65 return to the initial positions after completing the operation, and at the same time, can also prevent the arc-shaped plate 31 and the straight plate 41 from violently impacting on the clamping block 2, thereby providing a guarantee for the subsequent forming operation of the workpiece 5.

Referring to fig. 2, the arc plate 31 and the two straight plates 41 are provided with a plurality of protrusions 7 on the end surfaces close to the workpiece 5, wherein the protrusions 7 are used to reduce the hard friction between the arc plate 31, the two straight plates 41 and the outer wall of the workpiece 5.

Specifically, protruding 7 can adopt one of rubber, silica gel material to make in this embodiment, and in other embodiments, the staff also can select other to have buffering shock attenuation according to actual demand, and has elastic material as the alternative of above-mentioned material, and its aim at can avoid arc 31, straight board 41 direct impact to work piece 5 on, produces the crushing on work piece 5, has guaranteed the subsequent quality and the qualification rate of work piece 5, avoids bringing unnecessary for the staff troublesome.

The working principle and the using process of the utility model are as follows: after the utility model is installed:

place the center of work piece 5 on the arc terminal surface of grip block 2, then, through the flexible of 3 outputs of first cylinder, drive arc 31 butt on work piece 5, utilize the arcwall face of arc 31 to make the both ends of work piece 5 take place to buckle in opposite directions, after buckling to predetermineeing the angle, the output through two second cylinders 4 drives straight board 41 and stretches out and draws back, thereby make the both ends butt of work piece 5 on the outer wall of grip block 2, through the predetermined shape of grip block 2, thereby accomplish the contour machining to work piece 5 (U-shaped bolt).

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (6)

1. The utility model provides a forming device is used in U-shaped bolt processing which characterized in that includes:

a base plate (1);

the clamping block (2) is arranged into a U-shaped structure and is detachably and fixedly arranged above the bottom plate (1);

wherein, a first cylinder (3) is arranged at one side of the clamping block (2);

the output end of the first cylinder (3) faces the clamping block (2) and is fixedly connected with an arc-shaped plate (31);

moreover, two opposite sides of the clamping block (2) are respectively provided with a second cylinder (4);

the output ends of the two second cylinders (4) face to the corresponding side walls of the clamping block (2), and are fixedly connected with a straight plate (41); and the number of the first and second groups,

the workpiece (5) is wound on the outer wall of the clamping block (2);

the arc-shaped plate (31) and the two straight plates (41) are abutted to the outer side of the workpiece (5);

the arc-shaped plate (31) and the two straight plates (41) are used for realizing the forming and positioning of the workpiece (5) on the outer wall of the clamping block (2).

2. The forming device for U-bolt working according to claim 1, wherein a placing area (11) is formed on the base plate (1);

wherein the clamping block (2) is arranged on the placing area (11);

moreover, a plurality of slotted holes (12) are oppositely formed on two sides of the placing area (11);

a plurality of threaded holes (121) are formed in the inner bottom wall of each slotted hole (12) along the extension direction of the slotted hole;

wherein, the bottom of the clamping block (2) is integrally formed with extension blocks (21) with the same number corresponding to the plurality of slotted holes (12);

each extending block (21) is provided with a through hole (211), and a fastening bolt penetrates through the through hole (211).

3. The U-bolt forming apparatus as claimed in claim 2, wherein each of said extension pieces (21) has a height corresponding to a depth of said corresponding slot (12).

4. The forming device for U-shaped bolt machining according to claim 3, characterized in that a plurality of positioning pins (13) are arranged on the placing area (11) in a matrix;

and the bottom of the clamping block (2) is also provided with positioning holes (22) matched with the positioning pins (13).

5. The forming device for U-bolt machining according to claim 1, characterized in that the outer wall of the clamping block (2) is further provided with a sliding limiting component (6) which comprises:

the two first through grooves (61) are symmetrically formed in the two side walls of the clamping block (2);

moreover, a first sliding plate (62) is slidably connected in each first through groove (61);

at least one first return spring (63) is fixedly arranged between each first sliding plate (62) and the corresponding first through groove (61);

the clamping device also comprises a second through groove (64) which is arranged on the U-shaped arc end of the clamping block (2);

a second sliding plate (65) is slidably connected in the second through groove (64);

wherein at least one second return spring (66) is fixedly mounted between the second sliding plate (65) and the second through groove (64).

6. The forming device for U-shaped bolt machining according to claim 1, characterized in that a plurality of protrusions (7) are arranged on the end surfaces of the arc-shaped plate (31) and the two straight plates (41) close to the workpiece (5);

wherein the hard friction among the arc-shaped plate (31), the two straight plates (41) and the outer wall of the workpiece (5) is reduced through the bulge (7).

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