CN218312692U - Hollow part surface wire drawing fixer with rectangular cross section - Google Patents

Abstract

The utility model belongs to the technical field of anchor clamps are made, specifically be a cavity part surface wire drawing fixer of cross section for the rectangle, comprising a base plate, the cross section is the location strip of rectangle, the upper surface of bottom plate is equipped with two first stupefied strips and the second stupefied strip that are parallel to each other, all be equipped with the first recess and the second recess that the axis is parallel to each other on first stupefied strip and the second stupefied strip, the groove width of first recess equals the width of location strip, the groove depth of first recess equals the thickness of location strip, the groove width of second recess equals the thickness of location strip, the groove depth of second recess equals the distance between the first stupefied strip of width of location strip and the second stupefied strip equals the length that N is doubly processed part, N is the natural number that is greater than 0, how to fix fast and dismantle fast and how to fix the different states of part through a fixer with the cavity part that a plurality of cross sections are the rectangle before the wire drawing process.

Description

Hollow part surface wire drawing fixer with rectangular cross section

Technical Field

The utility model belongs to the technical field of anchor clamps are made, specifically be a cross section is cavity part surface wire drawing fixer of rectangle.

Background

Hollow parts with rectangular cross sections are mainly used for manufacturing shells of parts, so that parts can be conveniently installed in the shells, then two ends of the shells are sealed, and the hollow parts with rectangular cross sections are not final products and need to be processed, such as polishing and wire drawing on the surfaces of the hollow parts; the part needs to be fixed in the polishing and wire drawing processes, a clamping device is used, the part is hollow, so that the part is easy to deform after receiving clamping force, four surfaces of the part need to be processed in the polishing or wire drawing processes, namely the upper surface, the lower surface, the left outer side wall and the right outer side wall, so that the state of the part on the clamping device (the positioning device) needs to be changed in the polishing and wire drawing processes (because the four surfaces need to be drawn and polished), the common positioning devices are clamps, and the clamps are generally fixed by bolts.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art's shortcoming, adopt and all set up the mode of first recess and second recess cooperation location strip on first stupefied strip and second stupefied strip, designed one kind can be fast with the part fixed and can be fast with the fixer that the part was dismantled after the wire drawing before carrying out the wire drawing to the surface of the cavity part that the cross section is the rectangle, solved before the wire drawing process how to carry out the quick fixation and can quick fixed and dismantle and how to fix the problem through the different states of a fixer to the part with the cavity part of rectangle with a plurality of cross sections before the wire drawing process.

In order to achieve the above object, the utility model provides a following technical scheme:

a hollow part surface wire drawing fixer with a rectangular cross section comprises a bottom plate and a positioning strip with a rectangular cross section, wherein the upper surface of the bottom plate is provided with a first fillet and a second fillet which are parallel to each other, the projections of the first fillet and the second fillet on the side wall of the bottom plate parallel to the first fillet are provided with overlapping parts, the first fillet and the second fillet are respectively provided with a first groove and a second groove which have parallel axes, the groove width of the first groove is equal to the width of the positioning strip, the groove depth of the first groove is equal to the thickness of the positioning strip, the groove width of the second groove is equal to the thickness of the positioning strip, the groove depth of the second groove is equal to the width of the positioning strip, one end of the first groove and one end of the second groove are both arranged on the first fillet or the second fillet, the other end all extends to two between first fillet and the second fillet, the end wall of first recess with the end wall of second recess is in the coplanar, the lateral wall that has at least a first recess on the first fillet and the lateral wall coplane of a first recess on the second fillet, the lateral wall that has at least a second recess on the first fillet and the lateral wall coplane of a second recess on the second fillet, the length of location strip equals the distance between the end wall of the first recess on the first fillet to the end wall of the first recess on the second fillet, the distance between first fillet and the second fillet equals N times the length of the part being processed, N is the natural number that is greater than 0.

Preferably, be equipped with the first recess of a plurality of and second recess on the first stupefied strip, also be equipped with the first recess of a plurality of and second recess on the second stupefied strip, first recess on the first stupefied strip with the first recess one-to-one on the second stupefied, the second recess on the first stupefied strip with the second recess one-to-one on the second stupefied.

Preferably, the number of first grooves on the first fillet is equal to the number of second grooves, and the number of first grooves on the first fillet is equal to the number of first grooves on the second fillet.

Preferably, the connecting line between the first grooves on the first fillet and the second grooves on the second fillet that correspond to each other is perpendicular to the first fillet, and the connecting line between the second grooves on the first fillet and the second fillet that correspond to each other is perpendicular to the first fillet.

Preferably, the end faces of the first and second fillets are in the same plane.

Preferably, two first positioning holes are formed in the upper surface of the first fillet and are far away from the first groove and the second groove, the first positioning holes penetrate through the first fillet and the bottom plate, second positioning holes are formed in the upper surface of the second fillet and are far away from the first groove and the second groove, and the second positioning holes penetrate through the second fillet and the bottom plate.

Preferably, the groove bottom of the first groove and the groove bottom of the second groove are both higher than the upper surface of the bottom plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a all set up the mode of first recess and second recess cooperation location strip on first stupefied strip and second stupefied strip, designed one kind can be fast with the part fixed and can be fast with the fixer of part dismantlement after the wire drawing before carrying out the wire drawing to the surface of the cavity part that the cross section is the rectangle, solved before the wire drawing process how to carry out the cavity part of a plurality of cross sections for the rectangle fast fixed and can fast fix and dismantle and how to fix the problem through the different states of a fixer to the part fast before the wire drawing process.

2. The utility model discloses set up the first recess of a plurality of and second recess and make and to install a plurality of location strips on first stupefied strip and the second stupefied strip to the part quantity when carrying out the wire drawing once has been increased, thereby improved work efficiency.

3. The utility model discloses a set up first locating hole and second locating hole, it is convenient with the utility model discloses a locator is fixed on the workstation of wire drawing machine.

4. Because at the wire drawing in-process, the abrasive paper that the wire drawing was used and the surface contact in-process of part can produce a large amount of dust and heat, consequently the workman can be toward the surface water spray of part or spout the cooling industry, the utility model discloses general the tank bottom of first recess with the tank bottom of second recess all is higher than the upper surface of bottom plate makes things convenient for coolant liquid or water can have sufficient contact surface with the part like this, simultaneously, because the tank bottom of first recess with the tank bottom of second recess all is higher than the upper surface of bottom plate, consequently the tank bottom of first recess with can have the clearance between the tank bottom of second recess and the upper surface of bottom plate, this makes things convenient for the workman to dig the locating bar in stretching into this clearance with the finger when dismantling the locating bar.

Drawings

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

FIG. 2 is a schematic view of the present invention with some parts installed;

fig. 3 is a schematic structural view of the utility model;

fig. 4 is a schematic structural view of a hollow part having a rectangular cross section.

Wherein, 1, a bottom plate; 2. a positioning bar; 3. a first fillet; 4. a second fillet; 5. a first groove; 6. a second groove; 7. a first positioning hole; 8. a second positioning hole; 9. and (4) parts.

Detailed Description

Referring to fig. 1-4, a drawing fixer for drawing a surface of a hollow part with a rectangular cross section comprises a base plate 1 and a positioning strip 2 with a rectangular cross section, wherein the upper surface of the base plate 1 is provided with a first fillet 3 and a second fillet 4 which are parallel to each other, the projections of the first fillet 3 and the second fillet 4 on the side wall of the base plate 1 parallel to the first fillet 3 are provided with overlapping parts, the first fillet 3 and the second fillet 4 are respectively provided with a first groove 5 and a second groove 6 which have parallel axes, the width of the first groove 5 is equal to the width of the positioning strip 2, the depth of the first groove 5 is equal to the thickness of the positioning strip 2, the width of the second groove 6 is equal to the thickness of the positioning strip 2, and the depth of the second groove 6 is equal to the width of the positioning strip 2, one end of each of the first groove 5 and the second groove 6 is arranged on the first fillet 3 or the second fillet 4, the other end of each of the first groove 5 and the second groove 6 extends to two ends between the first fillet 3 and the second fillet 4, the end wall of the first groove 5 and the end wall of the second groove 6 are in the same plane, the side wall of at least one first groove 5 on the first fillet 3 is coplanar with the side wall of one first groove 5 on the second fillet 4, the side wall of at least one second groove 6 on the first fillet 3 is coplanar with the side wall of one second groove 6 on the second fillet 4, the length of the positioning strip 2 is equal to the distance between the end wall of the first groove 5 on the first fillet 3 and the end wall of the first groove 5 on the second fillet 4, the distance between the first fillet 3 and the second fillet 4 is equal to N times of the length of the machined part, and N is a natural number greater than 0.

In this embodiment, when in use, a hollow part 9 having a rectangular cross section is sleeved between two ends of the positioning strip 2, as shown in fig. 1, under the condition that N is 5, one positioning strip 2 is sleeved with 5 parts 9, a plurality of positioning strips 2 can be used, then a part of the positioning strips 2 are installed in the first grooves 5 corresponding to the first fillets 3 and the second fillets 4, and the other part of the positioning strips 2 are installed in the second grooves 6 corresponding to the first fillets 3 and the second fillets 4, after installation, the end portions of the two parts 9 sleeved on the positioning strips 2 and close to the end portions of the positioning strips 2 are respectively abutted against the inner side walls of the first fillets 3 and the second fillets 4, so that the first fillets 3 and the second fillets 4 axially limit the part 9 sleeved on the positioning strip 2, thereby limiting the axial movement of the part 9 on the positioning strip 2. As shown in fig. 1, when the part 9 on the positioning strip 2 in the first groove 5 is drawn on the drawing machine for the first time, the part is drawn to be an upper surface or a lower surface, when the part 9 on the positioning strip 2 in the second groove 6 is drawn on the drawing machine for the first time, the drawn part is the left outer side wall or the right outer side wall, since the shapes of the upper surface and the lower surface of the part 9 are symmetrical, and the shape of the left outer side wall or the right outer side wall of the part 9 is also symmetrical, therefore, when the part 9 is subjected to secondary wire drawing, the upper surface and the lower surface of the positioning strip 2 in the first groove 5 are turned over, the upper surface and the lower surface of the positioning strip 2 in the second groove 6 are turned over, and then the wire drawing is carried out twice to ensure that the wire drawing of all 4 surfaces (the upper surface, the lower surface, the left outer side wall and the right outer side wall) of the part 9 is completed, in this process, the part 9 is not clamped, the surface of the part 9 is not subjected to any force, therefore, the situation that the surface of the part 9 is damaged due to stress after wire drawing is avoided, even the situation that the fixator is required to be adjusted or the fixator is smoother due to the fact that the upper surface and the lower surface of the part are inconsistent with the left outer side wall and the right outer side wall is avoided, and because both the first flute 5 and the second flute 6 are provided on the first fillet 3 and the first fillet 4, when the positioning strip 2 is disassembled, the positioning strip 2 only needs to be directly pulled out of the first groove 5 and the second groove 6, the arrangement of the first groove 5 and the second groove 6 can limit the freedom degree of the movement of a part on the positioning strip 2 on a horizontal plane, the first fillet 3 and the first fillet 4 are not connected, namely, the positioning strip 2 is conveniently pulled out of the first groove 5 and the second groove 6 when the positioning strip is disassembled; simultaneously, because the wire drawing machine has the part to need carry out artifical the repair after 9 wire drawing to the part, the utility model discloses a fixed part 9 also can be placed on the desktop and supplies the workman to carry out artifical wire drawing to the part, compares in other snap-on positioner on the wire drawing machine, has increased the use scene.

As an optimal mode, be equipped with the first recess 5 of a plurality of and second recess 6 on the first stupefied strip 3, also be equipped with the first recess 5 of a plurality of and second recess 6 on the second stupefied strip 4, first recess 5 on the first stupefied strip 3 with the first recess 5 one-to-one on the second stupefied 4, the second recess 6 on the first stupefied strip 3 with the second recess 6 one-to-one on the second stupefied 4 sets up the first recess 5 of a plurality of and second recess 6 and makes and to install a plurality of location strip 2 on first stupefied strip 3 and the second stupefied strip 4 to part quantity when having increased and carrying out the wire drawing once, thereby improved work efficiency.

Preferably the number of first flutes 5 on the first fillets 3 is equal to the number of second flutes 6 and the number of first flutes 5 on the first fillets 3 is equal to the number of first flutes 5 on the second fillets 4 for aesthetic reasons and to save on the manufacturing cost of the holder.

As a preferable mode, a connecting line between first grooves 5 corresponding to each other on the first fillet 3 and the second fillet 4 is perpendicular to the first fillet 3, and a connecting line between second grooves 6 corresponding to each other on the first fillet 3 and the second fillet 4 is perpendicular to the first fillet 3, so that the purpose of setting is for beauty, the first grooves 5 and the second grooves 6 which are the largest in number and meet design requirements can be set on the first fillet 3 and the second fillet 4, and accordingly, manufacturing materials of the fixator are saved.

Preferably the end faces of the first and second fillets 3, 4 are in the same plane, which improves the utilisation of the floor 1.

As a preferred mode, keeping away from on the upper surface of first stupefied strip 3 first recess 5 and second recess 6 department are equipped with two first locating holes 7, first locating hole 7 runs through first stupefied strip 3 with bottom plate 1, keeping away from on the upper surface of second stupefied strip 4 first recess 5 and second recess 6 department are equipped with second locating hole 8, second locating hole 8 runs through second stupefied strip 4 with bottom plate 1, through setting up first locating hole 7 and second locating hole 8, the convenience will the utility model discloses a locator is fixed on the workstation of wire drawing machine.

As a preferable mode, in the wire drawing process, a large amount of dust and heat are generated in the contact process between the abrasive paper for wire drawing and the surface of the part 9, so that a worker sprays water or sprays cooling water to the surface of the part 9, the groove bottom of the first groove 5 and the groove bottom of the second groove 6 are both higher than the upper surface of the bottom plate 1, so that a sufficient contact surface between the coolant or the water and the part 9 is facilitated, and meanwhile, because the groove bottom of the first groove 5 and the groove bottom of the second groove 6 are both higher than the upper surface of the bottom plate 1, a gap exists between the groove bottom of the first groove 5 and the groove bottom of the second groove 6 and the upper surface of the bottom plate 1, so that the worker can conveniently extend fingers into the gap to pick out the positioning strip 2 when detaching the positioning strip 2.

Claims (7)

1. The utility model provides a cross section is hollow part surface wire drawing fixer of rectangle, its characterized in that, including bottom plate (1), cross section be the location strip (2) of rectangle, the upper surface of bottom plate (1) is equipped with two first fillets (3) and second fillets (4) that are parallel to each other, first fillets (3) and second fillets (4) are in bottom plate (1) is on a parallel with projection on the lateral wall of first fillets (3) has the overlap portion, all be equipped with first recess (5) and second recess (6) that the axis is parallel to each other on first fillets (3) and second fillets (4), the groove width of first recess (5) equals the width of location strip (2), the groove depth of first recess (5) equals the thickness of location strip (2), the groove width of second recess (6) equals the thickness of location strip (2), the groove depth of second recess (6) equals the width of location strip (2), first recess (5) and second recess (6) all extend to the second recess (3) on the first end wall, the first recess (4) and second fillet (3) the first recess (5) and second recess (4) all extend on the first end wall, the first recess (3) and second end wall (4) have at least, the first recess (5) the second recess (5) the first recess (5) the width of the second recess (5) the first recess (5) and the second recess (5) the first end wall (4) the second recess (5) all extend on the first end wall, the first recess (3) the second recess (5) the end wall, the first end wall, the second recess (4) the second end wall 4) The side wall coplane of a first recess (5) on, the side wall that has at least a second recess (6) on first fillet (3) and the side wall coplane of a second recess (6) on second fillet (4), the length of location strip (2) equals the end wall of first recess (5) on first fillet (3) reaches the distance between the end wall of first recess (5) on second fillet (4), the distance between first fillet (3) and second fillet (4) equals the length of N times machined part, N is the natural number that is greater than 0.

2. The drawing fixer for drawing the surface of a hollow part with a rectangular cross section according to claim 1, wherein a plurality of first grooves (5) and second grooves (6) are arranged on the first fillet (3), a plurality of first grooves (5) and second grooves (6) are also arranged on the second fillet (4), the first grooves (5) on the first fillet (3) correspond to the first grooves (5) on the second fillet (4) one by one, and the second grooves (6) on the first fillet (3) correspond to the second grooves (6) on the second fillet (4) one by one.

3. A hollow parts surfacing fixture with rectangular cross-section according to claim 2 characterized in that the number of first grooves (5) on the first fillet (3) equals the number of second grooves (6) and the number of first grooves (5) on the first fillet (3) equals the number of first grooves (5) on the second fillet (4).

4. A hollow part surface wiredrawing fixture with rectangular cross-section according to claim 2, characterized in that the line of connection between the first flute (3) and the corresponding first flute (5) on the second flute (4) is perpendicular to the first flute (3), and the line of connection between the first flute (3) and the corresponding second flute (6) on the second flute (4) is perpendicular to the first flute (3).

5. A hollow part surfacing wiredrawing fixture with rectangular cross-section according to claim 1 characterized in that the end faces of the first and second fillets (3, 4) are in the same plane.

6. A hollow part surface wiredrawing fixer with rectangular cross section according to claim 5, characterized in that two first positioning holes (7) are provided on the upper surface of the first fillet (3) at the position far away from the first groove (5) and the second groove (6), the first positioning holes (7) run through the first fillet (3) and the bottom plate (1), a second positioning hole (8) is provided on the upper surface of the second fillet (4) at the position far away from the first groove (5) and the second groove (6), and the second positioning hole (8) runs through the second fillet (4) and the bottom plate (1).

7. A hollow part surface wire drawing holder with a rectangular cross section according to claim 1, wherein the groove bottom of the first groove (5) and the groove bottom of the second groove (6) are higher than the upper surface of the base plate (1).

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