CN212095309U

CN212095309U - Positioning mechanism for lathe machining of I-shaped mechanical part

Info

Publication number: CN212095309U
Application number: CN202020869372.9U
Authority: CN
Inventors: 童文华
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2020-12-08
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses a positioning mechanism is used in I shape machine part lathe work, which comprises a platform, the top fixedly connected with support of platform, the bottom activity joint of support has the extrusion piece, the top of support is equipped with first knob, the first threaded rod of bottom fixedly connected with of first knob, first threaded rod runs through the support and rotates with the extrusion piece to be connected, first threaded rod and support threaded connection, the inside of platform is equipped with clamping component, one side of platform is equipped with the crank, the crank passes platform and clamping component fixed connection, the back of support is equipped with and supports the board. The utility model has the advantages that: the positioning mechanism for lathe machining of the I-shaped mechanical part is provided with the extrusion block, the abutting plate and the clamping assembly, and can clamp the I-shaped mechanical part, and the adjusting assembly is arranged to control the abutting plate to move forwards or backwards, so that the positioning mechanism can adapt to the I-shaped mechanical parts with different lengths.

Description

Positioning mechanism for lathe machining of I-shaped mechanical part

Technical Field

The utility model relates to a positioning mechanism is used in lathe machining specifically is a positioning mechanism is used in I shape machine part lathe machining belongs to lathe machining technical field.

Background

I-shaped mechanical parts are common in modern machining industries, such as H-shaped steel, and have the advantages of strong bending resistance, simple construction, cost saving, light structure weight and the like in all directions, so that the I-shaped mechanical parts are widely used.

The I-shaped mechanical part needs to be positioned and fixed before being machined, at present, I-shaped mechanical part lathes exist, the fixing effect after the I-shaped part is positioned is poor, the looseness condition is easy to occur during machining, the abrasion degree of a lathe grinding tool is increased, the service life of the grinding tool is shortened, the phenomenon that machining is not accurate is easy to cause, the quality of a finished product is influenced, and even certain potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a positioning mechanism is used in order to solve above-mentioned problem for I shape machine part lathe work, can press down and press from both sides tightly I shape machine part respectively through rotating first knob and crank to clamping component offsets with I shape machine part, fixes I shape machine part from five directions, makes I shape machine part stable firm.

The utility model achieves the purpose through the following technical proposal, and the positioning mechanism for the lathe processing of the I-shaped mechanical part comprises a platform, the top of the platform is fixedly connected with a bracket, the bottom of the bracket is movably clamped with an extrusion block, the top of the bracket is provided with a first knob, the bottom of the first knob is fixedly connected with a first threaded rod, the first threaded rod penetrates through the bracket and is rotationally connected with the extrusion block, the first threaded rod is in threaded connection with the bracket, a clamping component is arranged in the platform, a crank is arranged on one side of the platform and penetrates through the platform to be fixedly connected with the clamping component, the back of the support is provided with a supporting plate, the back of the supporting plate is provided with an adjusting assembly, two sides of the supporting plate are provided with fixed side plates, the fixed side plates are fixedly connected with the platform, and the supporting plate is movably clamped with the fixed side plates;

the clamping assembly comprises a specially-made threaded rod, a first threaded pipe, a first clamping plate, a first connecting block, a second threaded pipe, a second clamping plate and a second connecting block, the two ends of the specially-made threaded rod are connected with the inner wall of the platform through bearings, a forward thread and a reverse thread are formed on the outer surface of the specially-made threaded rod, the forward thread and the reverse thread are symmetrically distributed about the center of the specially-made threaded rod, a first strip-shaped through hole and a second strip-shaped through hole are formed in the upper surface of the platform, the first strip-shaped through hole and the second strip-shaped through hole are symmetrically distributed about the central axis of the specially-made threaded rod, the first threaded pipe is connected to the outer side of the forward thread through a thread, the first clamping plate is arranged at the top of the first strip-shaped through hole, the first connecting block is fixedly connected to the bottom of the first clamping plate, and penetrates through the first strip-shaped through hole and is, first connecting block and first bar through-hole slip joint, the outside threaded connection of reverse screw thread has the second screwed pipe, the top of second bar through-hole is equipped with the second clamp plate, the bottom fixedly connected with second connecting block of second clamp plate, the second connecting block runs through second bar through-hole and second screwed pipe fixed connection, second connecting block and second bar through-hole slip joint.

Preferably, the two sides of the extrusion block are fixedly connected with second clamping blocks, the inner side of the support, which is close to the extrusion block, is provided with a vertical sliding groove, and the second clamping blocks are slidably clamped inside the vertical sliding groove.

Preferably, the adjusting component comprises a fixed base, a second threaded rod and a second knob, the bottom of the fixed base is fixedly connected with the platform, the second knob is arranged at the back of the fixed base, the second threaded rod is arranged between the abutting plate and the second knob, the second threaded rod is fixedly connected with the second knob, the second threaded rod is rotatably connected with the abutting plate, and the second threaded rod is in threaded connection with the fixed base.

Preferably, the two sides of the abutting plate are fixedly connected with first clamping blocks, the inner side of the bracket, which is close to the abutting plate, is provided with a transverse sliding groove, and the first clamping blocks are slidably clamped inside the transverse sliding groove.

Preferably, the first strip-shaped through hole is located above the forward thread, the second strip-shaped through hole is located above the reverse thread, the length of the first strip-shaped through hole is smaller than that of the forward thread, and the length of the second strip-shaped through hole is smaller than that of the reverse thread.

Preferably, the first clamping plate and the second clamping plate are symmetrically distributed about a central axis of the specially-made threaded rod, and the clamping assemblies are located between the support and the abutting plate.

Preferably, the crank is connected with the platform bearing and fixedly connected with the specially-made threaded rod.

The utility model has the advantages that: the positioning mechanism for lathe machining of the I-shaped mechanical part is provided with the extrusion block, the abutting plate and the clamping assembly, the I-shaped mechanical part can be pressed and clamped respectively by rotating the first knob and the crank, the clamping assembly abuts against the I-shaped mechanical part, and the I-shaped mechanical part is fixed from five directions, so that the I-shaped mechanical part is stable and firm, the I-shaped mechanical part is not easy to loosen during machining, the abrasion degree of a lathe grinding tool is reduced, the service life of the grinding tool is prolonged, the I-shaped mechanical part is machined more accurately by using the lathe grinding tool, the finished product effect is better, and the safety is higher;

this I shape machine part positioning mechanism for lathe processing is equipped with adjusting part, can control to support the board through rotating the second knob and move forward or backward to can adapt to the I shape machine part of different length, add the I shape machine part of different length and can guarantee that it is stable firm, and simple reasonable, the operation is stable, satisfies the user demand.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a clamping assembly of the present invention;

FIG. 3 is a schematic view of the extrusion block of the present invention;

fig. 4 is a schematic view of the adjusting assembly of the present invention.

In the figure: 1. the device comprises a platform, 2, a bracket, 3, an extrusion block, 4, a first knob, 5, a first threaded rod, 6, a butting plate, 7, a fixed side plate, 8, a clamping component, 9, a crank, 10, an adjusting component, 11, a first clamping block, 12, a second clamping block, 81, a special threaded rod, 82, a first threaded pipe, 83, a first clamping plate, 84, a first connecting block, 85, a second threaded pipe, 86, a second clamping plate, 87, a second connecting block, 811, a forward thread, 812, a reverse thread, 101, a fixed base, 102, a second threaded rod, 103 and a second knob.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a positioning mechanism for lathe machining of an i-shaped mechanical part comprises a platform 1, wherein the top of the platform 1 is fixedly connected with a support 2, the bottom of the support 2 is movably clamped with an extrusion block 3, the top of the support 2 is provided with a first knob 4, the bottom of the first knob 4 is fixedly connected with a first threaded rod 5, the first threaded rod 5 penetrates through the support 2 and is rotatably connected with the extrusion block 3, the first threaded rod 5 is in threaded connection with the support 2, a clamping assembly 8 is arranged inside the platform 1, one side of the platform 1 is provided with a crank 9, the crank 9 penetrates through the platform 1 and is fixedly connected with the clamping assembly 8, the back of the support 2 is provided with a supporting plate 6, the back of the supporting plate 6 is provided with an adjusting assembly 10, two sides of the supporting plate 6 are provided with fixed side plates 7, the fixed side plates 7 are fixedly connected with the platform 1, and the;

the clamping component 8 comprises a specially-made threaded rod 81, a first threaded pipe 82, a first clamping plate 83, a first connecting block 84, a second threaded pipe 85, a second clamping plate 86 and a second connecting block 87, two ends of the specially-made threaded rod 81 are connected with the inner wall of the platform 1 through bearings, a forward thread 811 and a reverse thread 812 are formed on the outer surface of the specially-made threaded rod 81, the forward thread 811 and the reverse thread 812 are symmetrically distributed about the center of the specially-made threaded rod 81, a first strip-shaped through hole and a second strip-shaped through hole are formed in the upper surface of the platform 1, the first strip-shaped through hole and the second strip-shaped through hole are symmetrically distributed about the central axis of the specially-made threaded rod 81, the first threaded pipe 82 is connected to the outer side of the forward thread 811 through a thread, the first clamping plate 83 is arranged at the top of the first strip-shaped through hole, the first connecting block 84 is fixedly connected to the bottom of the first clamping plate 83, the first, the first connecting block 84 is slidably clamped with the first strip-shaped through hole, the outer side of the reverse thread 812 is in threaded connection with a second threaded pipe 85, a second clamping plate 86 is arranged at the top of the second strip-shaped through hole, a second connecting block 87 is fixedly connected to the bottom of the second clamping plate 86, the second connecting block 87 penetrates through the second strip-shaped through hole and is fixedly connected with the second threaded pipe 85, and the second connecting block 87 is slidably clamped with the second strip-shaped through hole.

As the utility model discloses a technical optimization scheme, the both sides fixedly connected with second fixture block 12 of extrusion piece 3, support 2 are close to the inboard of extrusion piece 3 and have been seted up vertical spout, and the joint that slides of second fixture block 12 is inside vertical spout, and the direction of motion of restriction extrusion piece 3 is for sliding from top to bottom to can drive extrusion piece 3 and rise or descend when 5 spiral rises of first threaded rod or spiral descends, so that press the I shape machine part.

As a technical optimization scheme of the utility model, adjusting part 10 includes unable adjustment base 101, second threaded rod 102 and second knob 103, unable adjustment base 101's bottom and 1 fixed connection of platform, unable adjustment base 101's back is equipped with second knob 103, be equipped with second threaded rod 102 between support 6 and the second knob 103, second threaded rod 102 and second knob 103 fixed connection, second threaded rod 102 with support 6 to rotate and be connected, second threaded rod 102 and unable adjustment base 101 threaded connection, can control support 6 forward motion or backward movement of board through rotating second knob 103, thereby can adapt to the I shape machine part of different length.

As the utility model discloses a technical optimization scheme, the first fixture block 11 of both sides fixedly connected with of support 6, support 2 are close to the inboard of support 6 and have seted up horizontal spout, and first fixture block 11 slip joint is inside horizontal spout, and the restriction is supported the direction of motion of 6 and is slided around for to second threaded rod 102 spiral moves forward or can drive to support and slide around 6 to spiral backward movement.

As a technical optimization scheme of the utility model, first bar through-hole is located forward screw thread 811's top, second bar through-hole is located reverse screw thread 812's top, the length of first bar through-hole is less than forward screw thread 811's length, the length of second bar through-hole is less than reverse screw thread 812's length, first bar through-hole and second bar through-hole can restrict the movement length of first connecting block 84 and second connecting block 87 respectively, can prevent that first screwed pipe 82 and forward screw thread 811 break away from, prevent that second screwed pipe 85 breaks away from with reverse screw thread 812, make clamping component 8 be difficult to damage.

As a technical optimization scheme of the utility model, first clamp plate 83 and second clamp plate 86 are the symmetric distribution about the axis of purpose-built threaded rod 81, make first clamp plate 83 and second clamp plate 86 draw close or keep away from each other to the centre, place I shape machine part when first clamp plate 83 and second clamp plate 86 center press from both sides tightly, need not change I shape machine part's position by a wide margin, reduce unnecessary merit, make the operator more laborsaving, clamping component 8 all is located between support 2 and the offset 6, be convenient for offset 6 and I shape machine part.

As the utility model discloses a technical optimization scheme, crank 9 is connected with platform 1 bearing, crank 9 and purpose-built threaded rod 81 fixed connection, draw close each other or keep away from each other, easy operation is convenient through rotating first clamp plate 83 of crank 9 control and second clamp plate 86.

When the utility model is used, an operator passes an I-shaped mechanical part through the bracket 2 from the bottom of the extrusion block 3, then passes through the middle of the first clamping plate 83 and the second clamping plate 86 and abuts against the abutting plate 6, the crank 9 is rotated to drive the specially-made threaded rod 81 to rotate, the specially-made threaded rod 81 rotates to drive the forward thread 811 and the reverse thread 812 to rotate, the first threaded pipe 82 and the second threaded pipe 85 are movably clamped with the first strip-shaped through hole and the second strip-shaped through hole respectively, the specially-made threaded rod 81 can not rotate, the specially-made threaded rod 81 can not move, so that the first threaded pipe 82 and the second threaded pipe 85 do linear motion on the specially-made threaded rod 81, the first threaded pipe 82 and the second threaded pipe 85 move in opposite directions due to the opposite thread directions of the reverse thread 812 of the forward thread 811, the first threaded pipe 82 and the second threaded pipe 85 move in opposite directions, the first threaded pipe 82 drives the first clamping plate 83 to move through the first connecting block, the second threaded pipe 85 drives the second clamping plate 86 to move through the second connecting block 87, the first clamping plate 83 and the second clamping plate 86 can be controlled to be away from or close to each other by rotating the crank 9, the first clamping plate 83 and the second clamping plate 86 are close to clamp an I-shaped mechanical part by rotating the crank 9, when the first knob 4 is rotated, the first knob 4 rotates to drive the first threaded rod 5 to rotate, the bracket 2 is in threaded connection with the first threaded rod 5, the bracket 2 is not rotatable, the bracket 2 is not movable, so that the first threaded rod 5 can be spirally lifted or spirally descended, the extrusion block 3 can only move up and down, the extrusion block 3 is in rotational connection with the first threaded rod 5, so that the extrusion block 3 can be driven to be lifted up or descended down by spirally lifting or spirally descending the first threaded rod 5, and the first knob 4 can be rotated to control the extrusion block 3 to be lifted up or descended down, the first knob 4 is rotated to enable the extrusion block 3 to descend to compress the I-shaped mechanical part, so that the I-shaped mechanical part is positioned and fixed, and the I-shaped mechanical part is stable and firm and is not easy to loosen.

When the second knob 103 is rotated, the second knob 103 rotates to drive the second threaded rod 102 to rotate, the second threaded rod 102 is in threaded connection with the fixed base 101, and the fixed base 101 cannot rotate and cannot move, so that the second threaded rod 102 can move forwards in a spiral manner or backwards in a spiral manner, the abutting plate 6 can slide forwards and backwards, and the abutting plate 6 is rotationally connected with the second threaded rod 102, so that the abutting plate 6 can be driven to slide forwards or backwards when the second threaded rod 102 moves forwards in a spiral manner or backwards in a spiral manner, and the abutting plate 6 can be controlled to move forwards or backwards by rotating the second knob 103, so that the tool can adapt to I-shaped mechanical parts with different lengths, and the processing of the I-shaped mechanical parts with different lengths is facilitated.

For those skilled in the art, the first knob 4 and the crank 9 are rotated to press and clamp the i-shaped mechanical part, and the clamping assembly 8 abuts against the i-shaped mechanical part to fix the i-shaped mechanical part from five directions, so that the i-shaped mechanical part is stable and firm.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a positioning mechanism is used in processing of I shape machine part lathe, includes platform (1), its characterized in that: the top of the platform (1) is fixedly connected with a support (2), the bottom of the support (2) is movably clamped with an extrusion block (3), the top of the support (2) is provided with a first knob (4), the bottom of the first knob (4) is fixedly connected with a first threaded rod (5), the first threaded rod (5) penetrates through the support (2) and is rotatably connected with the extrusion block (3), the first threaded rod (5) is in threaded connection with the support (2), a clamping component (8) is arranged inside the platform (1), one side of the platform (1) is provided with a crank (9), the crank (9) penetrates through the platform (1) and is fixedly connected with the clamping component (8), the back of the support (2) is provided with a support plate (6), the back of the support plate (6) is provided with an adjusting component (10), two sides of the support plate (6) are provided with fixed side plates (7), the fixed side plate (7) is fixedly connected with the platform (1), and two ends of the abutting plate (6) are movably clamped with the fixed side plate (7);

the clamping assembly (8) comprises a specially-made threaded rod (81), a first threaded pipe (82), a first clamping plate (83), a first connecting block (84), a second threaded pipe (85), a second clamping plate (86) and a second connecting block (87), two ends of the specially-made threaded rod (81) are in bearing connection with the inner wall of the platform (1), a forward thread (811) and a reverse thread (812) are formed on the outer surface of the specially-made threaded rod (81), the forward thread (811) and the reverse thread (812) are symmetrically distributed about the center of the specially-made threaded rod (81), a first strip-shaped through hole and a second strip-shaped through hole are formed in the upper surface of the platform (1), the first strip-shaped through hole and the second strip-shaped through hole are symmetrically distributed about the central axis of the specially-made threaded rod (81), the outer side of the forward thread (811) is connected with the first threaded pipe (82), the top of first bar through-hole is equipped with first clamp plate (83), the first connecting block (84) of bottom fixedly connected with of first clamp plate (83), first connecting block (84) run through first bar through-hole and first screwed pipe (82) fixed connection, first connecting block (84) and first bar through-hole slip joint, the outside threaded connection of reverse screw thread (812) has second screwed pipe (85), the top of second bar through-hole is equipped with second clamp plate (86), the bottom fixedly connected with second connecting block (87) of second clamp plate (86), second connecting block (87) run through second bar through-hole and second screwed pipe (85) fixed connection, second connecting block (87) and second bar through-hole slip joint.

2. The positioning mechanism for lathe machining of i-shaped machine parts as claimed in claim 1, wherein: the two sides of the extrusion block (3) are fixedly connected with second clamping blocks (12), vertical sliding grooves are formed in the inner sides, close to the extrusion block (3), of the supports (2), and the second clamping blocks (12) are connected inside the vertical sliding grooves in a sliding and clamping mode.

3. The positioning mechanism for lathe machining of i-shaped machine parts as claimed in claim 1, wherein: the adjusting component (10) comprises a fixed base (101), a second threaded rod (102) and a second knob (103), the bottom of the fixed base (101) is fixedly connected with the platform (1), the back of the fixed base (101) is provided with the second knob (103), the second threaded rod (102) is arranged between the abutting plate (6) and the second knob (103), the second threaded rod (102) is fixedly connected with the second knob (103), the second threaded rod (102) is rotatably connected with the abutting plate (6), and the second threaded rod (102) is in threaded connection with the fixed base (101).

4. The positioning mechanism for lathe machining of i-shaped machine parts as claimed in claim 1, wherein: the support plate is characterized in that first clamping blocks (11) are fixedly connected to two sides of the support plate (6), a transverse sliding groove is formed in the inner side, close to the support plate (6), of the support (2), and the first clamping blocks (11) are clamped inside the transverse sliding groove in a sliding mode.

5. The positioning mechanism for lathe machining of i-shaped machine parts as claimed in claim 1, wherein: the first strip-shaped through hole is positioned above the forward thread (811), the second strip-shaped through hole is positioned above the reverse thread (812), the length of the first strip-shaped through hole is smaller than that of the forward thread (811), and the length of the second strip-shaped through hole is smaller than that of the reverse thread (812).

6. The positioning mechanism for lathe machining of i-shaped machine parts as claimed in claim 1, wherein: the first clamping plate (83) and the second clamping plate (86) are symmetrically distributed about a central axis of the specially-made threaded rod (81), and the clamping components (8) are located between the support (2) and the abutting plate (6).

7. The positioning mechanism for lathe machining of i-shaped machine parts as claimed in claim 1, wherein: the crank (9) is in bearing connection with the platform (1), and the crank (9) is fixedly connected with a specially-made threaded rod (81).