CN220178704U

CN220178704U - Mechanical positioning device

Info

Publication number: CN220178704U
Application number: CN202321368834.9U
Authority: CN
Inventors: 李云伟; 田成哲; 安龙吉
Original assignee: Nanjing Lianxin Automation Technology Co ltd
Current assignee: Nanjing Lianxin Automation Technology Co ltd
Priority date: 2023-06-01
Filing date: 2023-06-01
Publication date: 2023-12-15
Anticipated expiration: 2033-06-01

Abstract

The utility model discloses a mechanical positioning device which comprises a base, wherein a clamping mechanism for fixing a workpiece is arranged on the base, the clamping mechanism is movably arranged on the upper side of the base, an operating table is arranged on the lower side of the clamping mechanism, a lifting assembly is fixedly connected to the lower side of the operating table, and the lifting assembly is movably arranged on the outer wall of the upper side of the base. The distance between the two threaded rods is adjusted through rotating the threaded sleeve, the distance between the two arms of the U-shaped arm is adjusted, a tension spring is arranged between the U-shaped arms, the two arm ends of the U-shaped arm are kept clamped through the tension spring, after a workpiece is placed between two clamping plates, the angle of the clamping plates can be adjusted, the clamping plates are applicable to workpieces of different shapes, the U-shaped arm can be moved left and right, the height between the workpiece and the base can be adjusted, and the workpiece is lifted through the adjusting lifting assembly, so that the workpiece is ensured to be kept stable during processing.

Description

Mechanical positioning device

Technical Field

The utility model belongs to the technical field of mechanical positioning, and particularly relates to a mechanical positioning device.

Background

The mechanical positioning is to fix the parts in the correct positions by the clamps during processing, so that the processing positions in the workpieces have good consistency.

According to application number CN202221450146.2, a machining positioning device is disclosed comprising: the positioning table, the top of positioning table is provided with the processing platform, the top symmetry of positioning table is provided with two automatic fixture, automatic fixture includes first setting element, slide bar, driving box and drive assembly, first setting element slides and sets up at the top of positioning table, the slide bar sets up in one side of first setting element, just the opposite side of slide bar slides and pegs graft in the driving box. The mode that the machined part was fixed is comparatively single, and the mode of fixing is more complicated, is fixed for the processing height of machined part, is difficult to carry out height, angle adjustment when processing, and little angle, the multi-angle adjustment when being unfavorable for fine processing cause the inconvenient problem of use.

Disclosure of Invention

The utility model aims to provide a mechanical positioning device which solves the problems that a fixing mode is complex and is not beneficial to small-angle and multi-angle adjustment in fine machining.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mechanical positioning device, includes the base, be provided with the fixture that is used for fixed machined part on the base, fixture movable mounting is in the upside of base, fixture's downside is provided with the operation panel, the downside fixedly connected with lifting subassembly of operation panel, lifting subassembly movable mounting is in the outer wall of base upside.

Preferably, the fixture comprises a U-shaped arm, an adjusting screw and a tension spring, wherein the adjusting screw and the tension spring are symmetrically arranged, the U-shaped arm is rotatably arranged on the outer wall of the upper side of the base, a fixing opening is formed in the joint of the U-shaped arm and the base, bolts are connected in the fixing opening in a threaded manner, the adjusting screw is fixedly arranged on the inner walls of the two opposite sides of the U-shaped arm respectively, threaded sleeves are connected on the outer walls of the adjusting screw in a threaded manner, and two ends of the adjusting screw are fixedly connected with the inner walls of the two opposite sides of the U-shaped arm respectively.

Preferably, the one end of U type arm open-ended is provided with the splint, splint movable mounting is in the inner wall of the relative both sides of U type arm, the symmetry is provided with the mounting groove on the U type arm, the outer wall of splint one side is provided with the installation piece, the mounting groove is spherical, the installation piece rotates to be installed the inner wall of mounting groove, threaded connection has the butt pole on the U type arm, the one end of butt pole extends to in the mounting groove, and its one end with the outer wall swing joint of installation piece.

Preferably, the lifting assembly comprises a thread seat and a threaded rod, a sliding groove is formed in the base, a sliding block is movably mounted on the outer wall of the lower side of the thread seat, the sliding block is movably mounted in the sliding groove, the operating platform is fixedly mounted on the top end of the threaded rod, an extension arm is fixedly connected with the outer wall of the upper side of the sliding block, the thread seat is movably mounted in the extension arm, the thread seat is in threaded connection with the threaded rod, and one end of the thread seat is fixedly connected with the output end of the driving motor.

Preferably, the extension arm is provided with symmetrical bosses, the operation table is provided with extension rods matched with the bosses, and the extension rods are symmetrically arranged on two sides of the threaded rod.

Preferably, the outer arm of operation panel upside is provided with the dust collection groove, the outer wall of operation panel downside is provided with the tool holder.

Preferably, the clamping plate is movably connected with the mounting block, and an anti-slip opening is formed in the outer wall of the clamping plate opposite to one side of the mounting block.

The utility model has the technical effects and advantages that: according to the size of the machined part, the distance between two threaded rods is adjusted through rotating the threaded sleeve, the distance between two arms of the U-shaped arm is adjusted, a tension spring is arranged between the U-shaped arms, the two arm ends of the U-shaped arm are kept clamped through the tension spring, after the machined part is placed between two clamping plates, the angle of the clamping plates can be adjusted, the clamping plates are applicable to machined parts of different shapes, the U-shaped arm can be moved left and right, the height between the machined part and the base can be adjusted, and the machined part can be lifted through adjusting the lifting assembly, so that the machined part can be kept stable during machining.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a lift assembly according to the present utility model;

fig. 3 is a side view of the present utility model.

In the figure: 1. a base; 2. a clamping mechanism; 21. a U-shaped arm; 22. adjusting a screw rod; 23. a tension spring; 24. a thread sleeve; 3. an operation table; 4. a lifting assembly; 5. a clamping plate; 51. an anti-slip port; 6. a mounting block; 7. a dust collection tank; 8. a tool bin; 9. a supporting rod; 41. a screw seat; 42. a threaded rod; 43. a slide block; 44. an extension arm; 45. a boss; 46. an extension rod; 11. and a sliding groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a mechanical positioning device as shown in figures 1-3, which comprises a base 1, wherein a clamping mechanism 2 for fixing a workpiece is arranged on the base 1, the clamping mechanism 2 is movably arranged on the upper side of the base 1, an operating table 3 is arranged on the lower side of the clamping mechanism 2, a lifting assembly 4 is fixedly connected on the lower side of the operating table 3, and the lifting assembly 4 is movably arranged on the outer wall of the upper side of the base 1. When the clamping mechanism is used, a workpiece can be fixed through the clamping mechanism 2, and the height of the operating table 3 is adjusted by adjusting the lifting height of the lifting assembly 4, so that the workpiece is ensured to be stable when being processed.

Specifically, fixture 2 includes U type arm 21, the accommodate the lead screw 22 and the extension spring 23 that the symmetry set up, U type arm 21 rotates the outer wall of installing in base 1 upside, the junction of U type arm 21 and base 1 is provided with the fixed orifices, fixed orifices internal thread connection has the bolt, accommodate the lead screw 22 fixed mounting respectively in the inner wall of the relative both sides of U type arm 21, accommodate the equal threaded connection of outer wall of lead screw 22 has thread bush 24, accommodate the both ends of lead screw 22 respectively with the inner wall fixed connection of the relative both sides of U type arm 21. Referring to fig. 3, according to the size of the workpiece, the distance between the two threaded rods 42 is adjusted by rotating the threaded sleeve 24, so as to adjust the distance between the two arms of the U-shaped arm 21, and a tension spring 23 is arranged between the two arms 21, so that the two arm ends of the U-shaped arm 21 are kept clamped by the tension spring 23, after the workpiece is placed between the two clamping plates 5, the angle of the clamping plates 5 can be adjusted, the workpiece is suitable for workpieces with different shapes, the U-shaped arm 21 can be moved left and right, the height between the workpiece and the base 1 can be adjusted, and the workpiece can be lifted by adjusting the lifting assembly 4, so that the workpiece is kept stable during processing.

Specifically, U type arm 21 open-ended one end is provided with splint 5, splint 5 movable mounting is provided with the mounting groove in the inner wall of the relative both sides of U type arm 21 on the U type arm 21, and the outer wall of splint 5 one side is provided with installation piece 6, and the mounting groove is spherical, and installation piece 6 rotates the inner wall of installing at the mounting groove, and threaded connection has butt pole 9 on the U type arm 21, and butt pole 9's one end extends to the mounting groove in, and its one end and the outer wall swing joint of installation piece 6. The clamping plate 5 is movably connected with the mounting block 6, and an anti-slip opening 51 is formed in the outer wall of the clamping plate 5 opposite to one side of the mounting block 6.

The splint 5 through with installation piece 6 swing joint for splint 5 can be according to the shape of machined part specific shape adjustment splint 5, better clamp the machined part, and wherein the outer wall of splint 5 relative installation piece 6 one side sets up to convex or straight platy, and the specific shape of the smooth mouth 4 that sets up on splint 5 changes along with the outer wall transform of splint 5 convex or straight platy, and smooth mouth 51 is used for increasing the friction between splint 5 and the machined part, makes the machined part more stable.

Specifically, lifting subassembly 4 includes screw thread seat 41 and threaded rod 42, has seted up spout 11 on the base 1, and the outer wall movable mounting of screw thread seat 41 downside has slider 43, and slider 43 movable mounting is in spout 11, and operation panel 3 fixed mounting is on the top of threaded rod 42, and the outer wall fixedly connected with extension arm 44 of slider 43 upside, screw thread seat 41 movable mounting is in the inside of extension arm 44, screw thread seat 41 and threaded rod 42 threaded connection, the one end and the output fixed connection of driving motor of screw thread seat 41. The extension arm 44 is provided with a symmetrical bulge 45, the operating table 3 is provided with an extension rod 46 matched with the bulge 45, and the extension rod 46 is symmetrically arranged on two sides of the threaded rod 42. The threaded seat 41 is driven to rotate by the driving motor, the threaded rod 42 drives the operating platform 3 to synchronously lift, and when the threaded rod 42 lifts, the extension rod 46 arranged on the outer wall of the lower side of the operating platform 3 slides in the boss 45 to ensure that the threaded rod 42 moves vertically, and the operating platform 3 is driven to slide up and down until the operating platform is stopped after being in a proper position, so that the aim of lifting a workpiece is fulfilled. In order to cooperate the fixture 2 that the rotation set up about, be provided with the spout 11 that is used for controlling slip lifting assembly 4 on base 1, cooperate with spout 11 through slider 43 for the operation panel 3 suits with the position of fixture 2, in order to reach the purpose of being convenient for processing, be provided with the damping in spout 11 with between slider 43 for increase the frictional force between lifting assembly 4 and the base 1, prevent that operation panel 3 is unstable when processing.

Specifically, the outer arm of operation panel 3 upside is provided with dust collection groove 7, and the outer wall of operation panel 3 downside is provided with tool magazine 8. The dust collecting groove 7 can collect the scraps and dust generated during the processing of the workpiece, and the tool bin 8 arranged on the operating table 3 can hold tools required during the processing, so as to facilitate the processing.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A mechanical positioning device, characterized in that: including base (1), be provided with fixture (2) that are used for fixed machined part on base (1), fixture (2) movable mounting is in the upside of base (1), the downside of fixture (2) is provided with operation panel (3), the downside fixedly connected with lifting subassembly (4) of operation panel (3), lifting subassembly (4) movable mounting is in the outer wall of base (1) upside.

2. A mechanical positioning device according to claim 1, wherein: the clamping mechanism (2) comprises a U-shaped arm (21), symmetrically arranged adjusting screw rods (22) and tension springs (23), wherein the U-shaped arm (21) is rotatably arranged on the outer wall of the upper side of the base (1), a fixing opening is formed in the joint of the U-shaped arm (21) and the base (1), bolts are fixedly connected to the inner threads of the fixing opening, the adjusting screw rods (22) are fixedly arranged on the inner walls of the two opposite sides of the U-shaped arm (21) respectively, threaded sleeves (24) are fixedly connected to the outer walls of the adjusting screw rods (22) respectively, and two ends of the adjusting screw rods (22) are fixedly connected with the inner walls of the two opposite sides of the U-shaped arm (21) respectively.

3. A mechanical positioning device according to claim 2, wherein: the U-shaped arm (21) open-ended one end is provided with splint (5), splint (5) movable mounting is in the inner wall of U-shaped arm (21) both sides relatively, the symmetry is provided with the mounting groove on U-shaped arm (21), the outer wall of splint (5) one side is provided with installation piece (6), the mounting groove is spherical, installation piece (6) are spherical, installation piece (6) rotate and install the inner wall of mounting groove, threaded connection has butt pole (9) on U-shaped arm (21), the one end of butt pole (9) extends to in the mounting groove, and its one end with the outer wall swing joint of installation piece (6).

4. A mechanical positioning device according to claim 1, wherein: lifting subassembly (4) are including screw thread seat (41) and threaded rod (42), spout (11) have been seted up on base (1), the outer wall movable mounting of screw thread seat (41) downside has slider (43), slider (43) movable mounting is in spout (11), operation panel (3) fixed mounting is in the top of threaded rod (42), the outer wall fixedly connected with extension arm (44) of slider (43) upside, screw thread seat (41) movable mounting is in the inside of extension arm (44), screw thread seat (41) with threaded rod (42) threaded connection, the one end and the output fixed connection of driving motor of screw thread seat (41).

5. A mechanical positioning device according to claim 4, wherein: the extension arm (44) is provided with symmetrical convex openings (45), the operation table (3) is provided with extension rods (46) matched with the convex openings (45), and the extension rods (46) are symmetrically arranged on two sides of the threaded rod (42).

6. A mechanical positioning device according to claim 1, wherein: the outer arm of operation panel (3) upside is provided with dust collection groove (7), the outer wall of operation panel (3) downside is provided with tool magazine (8).

7. A mechanical positioning device according to claim 3, wherein: the clamping plate (5) is movably connected with the mounting block (6), and an anti-slip port (51) is formed in the outer wall of one side of the clamping plate (5) opposite to the mounting block (6).