CN217625172U

CN217625172U - Pre-fixing clamp

Info

Publication number: CN217625172U
Application number: CN202222023641.1U
Authority: CN
Inventors: 周学建
Original assignee: Shandong Duowei Tools Co ltd
Current assignee: Shandong Duowei Tools Co ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-10-21
Anticipated expiration: 2032-08-02

Abstract

The utility model discloses a pre-fixing clamp, including the bracing piece, the digging arm, first screw rod, the second screw rod, the bracing piece is hard material's cylindricality, two sets of digging arms have been cup jointed to the bracing piece, the one end of two sets of digging arms is threaded connection respectively and is had first screw rod and second screw rod, two sets of digging arm other ends all include the cover seat that is located same horizontal plane, the cover seat is provided with the sliding tray and slides or fixed connection through sliding tray and bracing piece, the sliding tray space follows a bracing piece cross section scope phase-match, first screw rod and second screw rod are installed relatively or are installed in opposite directions. The utility model discloses, rational in infrastructure has the function of expanding fixed stay outward.

Description

Pre-fixing clamp

Technical Field

The utility model belongs to the technical field of mounting fixture in advance, in particular to mounting fixture in advance.

Background

The process of making the technological equipment of the used instrument of various engineering is called the frock nowadays, because need weld, polish, mill etc. equipment in the frock, just the necessary anchor clamps that use the device of processing, conveniently carry out follow-up frock to the device after fixing the device with anchor clamps.

The relative structure of current frock clamp is more single, it is fixed, the flexibility is also very limited, can only fix in advance to specific device, the practicality is more limited, the function is also very single simultaneously, only have the fixed function of centre gripping, do not possess diversified ability in the in-service use, for example when shipbuilding factory part casting mould, current anchor clamps can only play simple clamping action, and ship spare part size is bigger again, need support fixedly between the spare part buttress frame again, current anchor clamps only have inside clamping action, can not play the function that outwards expands the adjacent buttress frame of support, functional singleness.

Disclosure of Invention

The utility model aims at overcoming not enough among the prior art, providing a pre-fixing clamp, rational in infrastructure has the function of expanding the fixed stay outward.

In order to realize the purpose, the utility model discloses a technical scheme is:

the utility model provides a pre-fixing clamp, includes bracing piece, digging arm, first screw rod, second screw rod, the bracing piece is the cylindricality of hard material, the bracing piece has cup jointed two sets of digging arms, the one end of two sets of digging arms respectively threaded connection have first screw rod and second screw rod, mutually support through first screw rod and second screw rod and realize the centre gripping or support to article in clamping work, two sets of digging arm other ends all include the cover seat that is located same horizontal plane, the cover seat is provided with the sliding tray and slides or fixed connection through sliding tray and bracing piece, the sliding tray space with a vaulting pole cross section scope phase-match, first screw rod and second screw rod have two kinds of mounting means, when needs carry out the centre gripping solid to the frock device, first screw rod and second screw rod are installed relatively, through the rotatory inside centre gripping of screw thread, reach the purpose to the device centre gripping between first screw rod and the second screw rod, when needs to fixed preventing to toppling over between the article buttress frame, first screw rod and second screw rod are installed in opposite directions, make the two expand through the screw rod, the butt respectively and exert certain stress to two sets of the stationary frame, the stationary bars, the device is toppover the stationary frame and the second screw rod is to the stationary support the device to the outside, and the device, the mounted to the outside can be carried out the change to the stationary support device, the cartridge, the device, the mounted to the cartridge has also can be carried out the change to the stationary bar, the stationary frame, the stationary device, the mounted to the device, the stationary frame, the supporting device is carried out the change to the outside.

Further, the movable arm one end all is provided with the support, and two sets of movable arms cup joint first screw rod, second screw rod through the support screw thread respectively.

Further, the first screw rod comprises a top block, an operating rod, a limiting resistance block and a positioning ball, the top block is arranged at one end of the first screw rod, the top block is movably inserted with the operating rod, the first screw rod can be conveniently rotated through the operating rod, so that the distance between the first screw rod and a device to be pre-fixed can be changed in a thread rotating mode, the positioning ball is fixed at the other end of the first screw rod, the positioning ball is hinged with a contact seat, the contact seat comprises a hinge sleeve and a contact plate, the hinge sleeve is movably sleeved with the positioning ball, the hinge sleeve can freely rotate around the positioning ball to be conveniently adapted to the surface of the device to be pre-fixed, the contact plate is fixed on one side of the hinge sleeve, the contact plate is in contact with the surface of the device to be pre-fixed through the contact plate, when the device is clamped or expanded, the surface of the contact plate is reached by changing the distance between the first screw rod and the second screw rod, after the contact plate is in contact with the surface of the device, the contact plate can completely abut against the surface of the device, the contact plate, the support plate can make the contact plate completely abut against the surface of the support plate, the support rod can make the support rod completely abut against the support rod, the support rod can make the support rod to be conveniently rotate, the support rod to be inclined, so that the arm, the support rod can be conveniently inclined, the support rod, the arm, so that the arm can be conveniently, the arm, the support rod can be inclined, the arm, and the arm can be conveniently inclined, so that the arm can be conveniently inclined, the arm can be inclined, and the arm can be conveniently positioned in the arm, and the arm can be conveniently positioned in the support arm, so that the arm can be inclined, and the arm can be conveniently positioned in the arm, so that the arm can be inclined, and the arm can be conveniently, so that the arm can be conveniently positioned in the arm can be conveniently, and the arm can be inclined, so that the arm can be conveniently positioned in the arm, so that the arm can be conveniently positioned in the device, and the arm can be conveniently, so that the arm can be conveniently, and the arm can be inclined.

Further, the operating rod both ends all are provided with spacing piece that hinders for prevent that the operating rod from landing from the kicking block, and operating rod and kicking block sliding connection can conveniently change the length that the operating rod is located the kicking block both sides at will, make things convenient for operating personnel to carry out the free operation, and operating personnel reaches the purpose of rotating first screw rod or second screw rod through the operating rod, first screw rod is unanimous with the second screw rod structure, and the two is for the axis complete symmetry between the two.

Further, the equal thread tightening of position at bracing piece both ends has the spacing screw, can prevent effectively that the digging arm from the bracing piece landing, plays the restriction to digging arm home range, when the mounting means of first screw rod and second screw rod need to be changed, through dismantling behind the spacing screw, with the reverse adjustment of digging arm, then cup joint the bracing piece again, at last with the spacing screw twist on can, convenient, swift.

Compared with the prior art, the utility model beneficial effect shows:

the utility model discloses constitute by bracing piece and two sets of digging arms and first screw rod and second screw rod, when needs carry out the centre gripping to the frock device and fix, first screw rod and the relative installation of second screw rod, through the rotatory inside centre gripping of screw thread, reach the purpose to the device centre gripping between first screw rod and the second screw rod, when needs prevent to empty to fixing between the article buttress frame, first screw rod and second screw rod are installed in opposite directions, make the two outwards expand through the screw thread, two buttress frames of butt respectively apply certain stress, it is fixed to reach the distance between two buttress frames, support two buttress frames, the purpose that prevents to empty, this device mutually supports and changes the mounting means through first screw rod and second screw rod, both can realize inside centre gripping to the fixed purpose of device, also can outwards expand and apply stress and support two sets of buttress frames or device of roof beam lin and fix, greatly increased practicality and functionality.

Drawings

Fig. 1 is a schematic structural view of an installation mode of a pre-fixing clamp of the present invention;

FIG. 2 is a schematic structural view of another installation method of the pre-fixing clamp of the present invention;

FIG. 3 is a schematic view of a movable arm structure in a pre-fixing clamp according to the present invention;

FIG. 4 is a schematic view of a first screw structure in a pre-fixing clamp of the present invention;

FIG. 5 is a schematic view of a contact base structure of a pre-fixing clamp according to the present invention;

in the figure: 1. a support bar; 2. a movable arm; 21. a sleeve seat; 22. a sliding groove; 23. a support; 3. a first screw; 31. a top block; 32. an operating lever; 33. a limiting block; 34. a positioning ball; 4. a second screw; 5. a contact base; 51. reaming and sleeving; 52. a touch panel; 6. and a limiting screw.

Detailed Description

For the convenience of understanding of those skilled in the art, the technical solution of the present invention will be further specifically described with reference to fig. 1 to 5.

The utility model relates to a pre-fixing clamp, including bracing piece 1, digging arm 2, first screw rod 3, second screw rod 4, bracing piece 1 is the cylindricality of hard material, bracing piece 1 has cup jointed two sets of digging

arms

2, 2 one ends of digging arm all are provided with support 23, and two sets of digging arms 2 cup joint first screw rod 3, second screw rod 4 through support 23 screw respectively, mutually support through first screw rod 3 and second screw rod 4 in the centre gripping work and realize the centre gripping of article or support, two sets of digging arms 2 other ends all including the cover seat 21 that is located same horizontal plane, cover seat 21 is provided with sliding tray 22 and slides or fixed connection through sliding tray 22 and bracing piece 1, sliding tray 22 space follow a bracing piece 1 cross section scope phase-match.

The first screw rod 3 and the second screw rod 4 have two installation modes, the first screw rod 3 comprises a top block 31, an operating rod 32, a limiting block 33 and a positioning ball 34, the top block 31 is arranged at one end of the first screw rod 3, the top block 31 is movably inserted with the operating rod 32, the first screw rod 3 can be conveniently rotated through the operating rod 32, so that the distance between the first screw rod 3 and a device needing to be pre-fixed can be changed in a thread rotating mode, the positioning ball 34 is fixed at the other end of the first screw rod 3, the positioning ball 34 is hinged with a touch seat 5, the touch seat 5 comprises a hinged sleeve 51 and a touch plate 52, the hinged sleeve 51 is movably sleeved with the positioning ball 34, the hinged sleeve 51 can freely rotate around the positioning ball 34 to conveniently adapt to the surface of the device needing to be pre-fixed, the touch plate 52 is fixed on one side of the hinged sleeve 51, the touch plate 52 is contacted with the surface of the device needing to be pre-fixed, the limiting block 33 is arranged at two ends of the operating rod 32 and used for preventing the operating rod 32 from sliding off the top block 31, and the operating rod 32 can be conveniently connected with the top block 32, the top block 31, the operating rod 31, the length of the operating rod 31 can be conveniently changed by a person, the operating rod 32, the operating rod 31, the second screw rod 32 can conveniently, the operating rod 32 can conveniently and the operating rod 32 can be conveniently and the length of the second screw rod 3 and the operating rod 32 can be conveniently and can be rotated,

when carrying out centre gripping or expanding outward and fixing the device, reach touch panel 52 conflict device surface through changing the distance between first screw rod 3 and the second screw rod 4, after conflict board 52 contacted the device surface, continue to carry out the application of stress to first screw rod 3 or the rotatory device surface that carries on of second screw rod 4, at first can make touch panel 52 laminate the device surface completely, then can make hinge sleeve 51 rotate so that adapt to the angle between device surface and the level around location ball 34, can lead to first screw rod 3 or the slope of second screw rod 4 at last, and then first screw rod 3 or second screw rod 4 can drive the digging arm 2 that corresponds and take place the angle slope, thereby can make digging arm 2 cup joint the sleeve seat 21 slope of bracing piece 1, make its inboard conflict bracing piece 1 lateral wall, reach the purpose to the digging arm 2 complete positioning under the effect of frictional force, thereby reach the purpose to the device preliminary fixation, and is simple in structure practical, and operation are also very convenient.

Wherein first screw rod 3 is unanimous with second screw rod 4 structure, and the two is for the axis complete symmetry between the two, the equal thread tightening in position at 1 both ends of bracing piece has spacing screw 6, can prevent effectively that digging arm 2 from landing from bracing piece 1, plays the restriction to 2 home range of digging arm, when the mounting means of first screw rod 3 and second screw rod 4 need to be changed, through dismantling behind the spacing screw 6, with the reverse adjustment of digging arm 2, then cup joint bracing piece 1 again, finally again with spacing screw 6 twist up can, convenient, swift.

When needs carry out the centre gripping to the frock device fixedly, first screw rod 3 and the relative installation of second screw rod 4, through the rotatory inside centre gripping of screw thread, reach the mesh to the device centre gripping between first screw rod 3 and the second screw rod 4, when needs are fixed between the article buttress frame and prevent toppling over, first screw rod 3 and the installation of second screw rod 4 are in opposite directions, make the two expand outward through the screw thread, respectively butt two buttress frames and apply certain stress, it is fixed to reach the distance between two buttress frames, support two buttress frames, prevent the mesh of toppling over, this device mutually supports and changes the mounting means through first screw rod 3 and second screw rod 4, both can realize inside centre gripping to the fixed mesh of device, also can expand outward and apply stress and support two sets of buttress frames or devices of roof beam lin, practicality and functionality have been increased greatly.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. The pre-fixing clamp is characterized by comprising a supporting rod, two movable arms, a first screw and a second screw, wherein the supporting rod is a cylindrical hard material, the supporting rod is sleeved with the two groups of the movable arms, one ends of the two groups of the movable arms are respectively in threaded connection with the first screw and the second screw, the other ends of the two groups of the movable arms respectively comprise sleeve seats positioned on the same horizontal plane, each sleeve seat is provided with a sliding groove and is in sliding or fixed connection with the supporting rod through the sliding groove, the space of the sliding groove is matched with the cross section range of the supporting rod, and the first screw and the second screw are installed relatively or oppositely.

2. The pre-fixing clamp according to claim 1, wherein a support is arranged at one end of each of the movable arms, the two groups of movable arms are respectively sleeved with a first screw and a second screw through support threads, and the first screw and the second screw are identical in structure.

3. The pre-fixing clamp as claimed in claim 1, wherein the first screw further comprises a top block, an operating rod, a limiting block and a positioning ball, the top block is arranged at one end of the first screw, the operating rod is movably inserted into the top block, the positioning ball is fixed at the other end of the first screw, the positioning ball is hinged to a contact base, the contact base comprises a hinge sleeve and a contact plate, the hinge sleeve is movably sleeved with the positioning ball, and the contact plate is fixed at one side of the hinge sleeve.

4. The pre-fixing clamp according to claim 3, wherein the two ends of the operating rod are provided with limit stops, and the operating rod is connected with the top block in a sliding manner.

5. The pre-fixing clamp as claimed in claim 1, wherein the support rod is fixed with a limit screw at both ends thereof.