CN211439047U

CN211439047U - Steel casting fixing and clamping device

Info

Publication number: CN211439047U
Application number: CN201922264720.XU
Authority: CN
Inventors: 吕秀青
Original assignee: Xuzhou Bangxian Information Technology Co Ltd
Current assignee: Xuzhou Bangxian Information Technology Co Ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-09-08
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses a steel casting fixed clamping device, including a base and two movable blocks, the inside both sides of base all are connected with same threaded rod through the bearing, and the bottom of two movable blocks is respectively in the both sides threaded connection of threaded rod, and the top of two movable blocks all alternates and is connected with a square tube, and the draw-in groove has all been seted up at the front and the back of a square tube, and the middle part that the movable block openly and the back all is provided with fixed establishment, and fixed establishment comprises bolt and extension spring, and the inside of two square tubes all is connected with the round bar through the bearing. This kind of steel-casting fixed clamping device uses through bolt and extension spring's cooperation, makes people can pass through the operation bolt, makes the tip of bolt and draw-in groove separation or the inside that inserts the draw-in groove under the effect of extension spring restoring force, and then makes the inside at the movable block or with the separation of square section of thick bamboo that fixing that square section of thick bamboo can relax to made things convenient for people to change the clamp splice, promoted the practicality.

Description

Steel casting fixing and clamping device

Technical Field

The utility model relates to a clamping device specifically is a steel casting fixed clamping device.

Background

The casting is a metal molding object obtained by various casting methods, namely, the smelted liquid metal is poured into a casting mold prepared in advance by pouring, injecting, sucking or other casting methods, and after cooling, the casting is subjected to subsequent processing means such as grinding and the like, so that the object with certain shape, size and performance is obtained.

At present, most of steel castings need to be clamped by a clamp when being processed, but the traditional clamp is used for preventing rigid contact between a clamping block on the traditional clamp and a workpiece, and in order to increase the friction force between the traditional clamp and the workpiece, a rubber strip or a rubber block and the like are additionally arranged on the clamping block, but the rubber strip is seriously abraded after long-term use, the surface of the rubber strip is gradually smooth, and the clamping block is replaced due to the fact that the clamping block fixing mode on the traditional clamp is complex and is not convenient for people to disassemble, so that the steel casting fixing and clamping device is improved, and the steel casting fixing and clamping device is provided.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a steel casting fixed clamping device, including a base and two movable blocks, the inside both sides of base all are connected with same threaded rod, two through the bearing the bottom of movable block is respectively in the both sides threaded connection of threaded rod, two the top of movable block all alternates and is connected with the square tube, the draw-in groove has all been seted up at the front and the back of square tube, the middle part that the movable block openly and the back all is provided with fixed establishment, fixed establishment comprises bolt and extension spring, two the inside of square tube all is connected with the round bar through the bearing, one of them the tip fixedly connected with worm wheel of round bar, the outside of worm wheel is provided with a worm and two fixed plates, two the equal fixedly connected with clamp splice of the relative one end of round bar, two the equal fixedly connected with a plurality of rubber strip of the opposite side of clamp splice.

As a preferred technical scheme of the utility model, the both sides of threaded rod are all seted up threadedly, and threaded direction of rotation is opposite on the threaded rod both sides.

As a preferred technical scheme of the utility model, the outside one side of base is provided with the hand runner, the middle part of hand runner and the one end fixed connection of threaded rod.

As an optimal technical scheme of the utility model, the bolt sets up the middle part in movable block one side, the tip of bolt alternates with the inside of one of them draw-in groove and is connected.

As a preferred technical scheme of the utility model, extension spring sets up the outside at the bolt, extension spring's both ends respectively with the outside of movable block and the one end fixed connection of bolt.

As an optimal technical scheme of the utility model, the outside of worm wheel meshes with the outside of worm, the both ends of worm are connected, two through the middle part of bearing and two fixed plates respectively the one end of fixed plate all with the outside fixed connection of one of them movable block.

The utility model has the advantages that:

1. this kind of steel-casting fixed clamping device uses through bolt and extension spring's cooperation, makes people can pass through the operation bolt, makes the tip of bolt and draw-in groove separation or the inside that inserts the draw-in groove under the effect of extension spring restoring force, and then makes the inside at the movable block or with the separation of square section of thick bamboo that fixing that square section of thick bamboo can relax to made things convenient for people to change the clamp splice, promoted the practicality.

2. This kind of steel casting fixed clamping device uses through the cooperation of worm wheel, worm and round bar, makes people can rotate the worm through rotating the worm, makes the round bar rotate, and then drives the work piece through the frictional force between clamp splice and the work piece and rotate, makes people need not to relapse dismouting work piece alright with a plurality of faces of processing work piece to through the auto-lock characteristic of worm wheel and worm, make the clamp splice when not needing to rotate, when people do not have manual rotation worm, the clamp splice can not rotate, has promoted the practicality.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a steel casting fixing and clamping device of the present invention;

FIG. 2 is an enlarged schematic structural view of a steel casting fixing and clamping device of the present invention at the position A;

FIG. 3 is a schematic view of the internal structure of a movable block of the steel casting fixing and clamping device of the present invention;

fig. 4 is a schematic view of the internal structure of the base of the steel casting fixing and clamping device of the present invention.

In the figure: 1. a base; 2. a threaded rod; 3. a movable block; 4. a square cylinder; 5. a card slot; 6. a bolt; 7. an extension spring; 8. a round bar; 9. a worm gear; 10. a worm; 11. a fixing plate; 12. a rubber strip; 13. and (5) clamping blocks.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1, 2, 3 and 4, the utility model relates to a steel casting fixing and clamping device, which comprises a base 1 and two movable blocks 3, wherein both sides of the inside of the base 1 are connected with a same threaded rod 2 through a bearing, the bottoms of the two movable blocks 3 are respectively in threaded connection with both sides of the threaded rod 2, the tops of the two movable blocks 3 are respectively connected with a square tube 4 in an inserting way, the front and the back of the square tube 4 are respectively provided with a clamping groove 5, the middle parts of the front and the back of the movable blocks 3 are respectively provided with a fixing mechanism, the fixing mechanism consists of a bolt 6 and an extension spring 7, the inside of the two square tubes 4 is connected with a round bar 8 through a bearing, the end part of one of the round rods 8 is fixedly connected with a worm wheel 9, the outside of the worm wheel 9 is provided with a worm 10 and two fixing plates 11, the opposite ends of the two round rods 8 are fixedly connected with clamping blocks 13, and the opposite sides of the two clamping blocks 13 are fixedly connected with a plurality of rubber strips 12.

Wherein, the both sides of threaded rod 2 are all seted up threadedly, and threaded direction of rotation is opposite on 2 both sides of threaded rod, when having guaranteed that threaded rod 2 rotates, two movable blocks 3 can be close to each other or keep away from each other, have promoted the practicality.

Wherein, the outside one side of base 1 is provided with the hand runner, and the middle part of hand runner and the one end fixed connection of threaded rod 2 make the rotation threaded rod 2 that people can relax through the hand runner.

Wherein, bolt 6 sets up the middle part in 3 one sides of movable block, the tip of bolt 6 alternates with the inside of one of them draw-in groove 5 and is connected, use through the cooperation of bolt 6 and extension spring 7, make people can pass through operation bolt 6, make the tip of bolt 6 and draw-in groove 5 separate or insert the inside of draw-in groove 5 under the effect of extension spring 7 restoring force, and then make the inside at movable block 3 or with the separation of square tube 4 that fixes that square tube 4 can relax, thereby made things convenient for people to change clamp splice 13, and the practicability is improved.

Wherein, extension spring 7 sets up in the outside of bolt 6, and extension spring 7's both ends respectively with the outside of movable block 3 and the one end fixed connection of bolt 6, through extension spring 7's restoring force, make bolt 6 can insert the inside of draw-in groove 5 under the condition that does not have artificial pulling, and difficult separation.

Wherein, the outside of worm wheel 9 meshes with the outside of worm 10, the both ends of worm 10 are connected with the middle part of two fixed plates 11 through the bearing respectively, the one end of two fixed plates 11 all is connected with the outside fixed connection of one of them movable block 3, through worm wheel 9, worm 10 and round bar 8's cooperation is used, make people can be through rotating worm 10, make round bar 8 rotate, and then drive the work piece through the frictional force between clamp splice 13 and the work piece and rotate, make people need not to relapse dismouting work piece alright with the multiple face of processing work piece, and through worm wheel 9 and worm 10's auto-lock characteristic, make clamp splice 13 when not needing to rotate, when people do not have manual rotation worm 10, clamp splice 13 can not rotate, and the practicality is improved.

When the device works, a workpiece is firstly placed between the two clamping blocks 13, the hand rotating wheel is rotated to enable the threaded rod 2 to rotate, the threaded rod 2 drives the two movable blocks 3 to approach each other, the two clamping blocks 13 clamp two ends of the workpiece, the workpiece is processed after clamping is finished, when the processing surface of the workpiece needs to be adjusted, the worm 10 is rotated to enable the worm wheel 9 to rotate, the worm wheel 9 rotates through the friction force between the workpiece and the rubber strips 12 on the two clamping blocks 13, the two clamping blocks 13 and the two round rods 8 rotate simultaneously to adjust the processing surface of the workpiece, after adjustment is finished, the worm 10 stops rotating, the workpiece is continuously processed, after the processing is finished, the threaded rod 2 is reversely rotated to enable the two movable blocks 3 to be away from each other to enable the two clamping blocks 13 to be separated from the workpiece, the workpiece is taken down, when the clamping blocks 13 needs to be replaced, the four bolts 6 are pulled outwards to enable the four bolts 6 to be separated from the four, two square cylinders 4 are taken out from the insides of the two movable blocks 3, the two square cylinders 4 on the two new clamping blocks 13 are respectively inserted into the two movable blocks 3, the worm wheel 9 on one of the square cylinders 4 penetrates through the inside of the movable block 3 and is meshed with the extension of the worm 10, the four bolts 6 are loosened, the four bolts 6 are respectively inserted into the insides of the four clamping grooves 5 under the action of restoring force of the four stretching springs 7, and the two square cylinders 4 are fixed.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The steel casting fixing and clamping device comprises a base (1) and two movable blocks (3), and is characterized in that two sides of the inside of the base (1) are connected with the same threaded rod (2) through bearings, the bottoms of the two movable blocks (3) are respectively in threaded connection with two sides of the threaded rod (2), the top of each movable block (3) is connected with a square cylinder (4) in an inserting mode, the front side and the back side of each square cylinder (4) are respectively provided with a clamping groove (5), the middle parts of the front side and the back side of each movable block (3) are respectively provided with a fixing mechanism, each fixing mechanism consists of a bolt (6) and an extension spring (7), the insides of the two square cylinders (4) are respectively connected with a round rod (8) through bearings, the end part of one round rod (8) is fixedly connected with a worm wheel (9), the outside of the worm wheel (9) is provided with a worm (10) and two fixing plates (11), two equal fixedly connected with clamp splice (13) in the relative one end of round bar (8), two equal fixedly connected with a plurality of rubber strip (12) in the opposite side of clamp splice (13).

2. The steel casting fixing and clamping device as claimed in claim 1, characterized in that both sides of the threaded rod (2) are threaded, and the rotation directions of the threads on both sides of the threaded rod (2) are opposite.

3. The steel casting fixing and clamping device is characterized in that a hand rotating wheel is arranged on one side of the outer portion of the base (1), and the middle of the hand rotating wheel is fixedly connected with one end of the threaded rod (2).

4. The steel casting fixing and clamping device is characterized in that the bolt (6) is arranged in the middle of one side of the movable block (3), and the end of the bolt (6) is connected with the inside of one clamping groove (5) in an inserting mode.

5. The steel casting fixing and clamping device is characterized in that the extension spring (7) is arranged outside the bolt (6), and two ends of the extension spring (7) are fixedly connected with the outer side of the movable block (3) and one end of the bolt (6) respectively.

6. The steel casting fixing and clamping device is characterized in that the outer portion of the worm wheel (9) is meshed with the outer portion of a worm (10), two ends of the worm (10) are respectively connected with the middle portions of two fixing plates (11) through bearings, and one end of each fixing plate (11) is fixedly connected with the outer side of one movable block (3).