CN218110096U

CN218110096U - Machining positioning mechanism with accurate location

Info

Publication number: CN218110096U
Application number: CN202222279897.9U
Authority: CN
Inventors: 徐炯祥; 钱进成
Original assignee: Shaanxi Xinpenghui Electromechanical Equipment Manufacturing Co ltd
Current assignee: Shaanxi Xinpenghui Electromechanical Equipment Manufacturing Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-12-23
Anticipated expiration: 2032-08-29

Abstract

The utility model relates to a machinery processing technology field just discloses a machining positioning mechanism with accurate location, including workstation, drilling machine and cutting machine, the upper surface right side front end of workstation is provided with the discharge gate, still includes fixture, stop gear and switching mechanism, fixture is installed in the discharge gate left side of workstation, stop gear one end is installed in fixture's left side, and the last surface mounting of the stop gear other end and workstation, the last surface mounting of workstation has switching mechanism, and switching mechanism is located the rear side of discharge gate, both sides around the upper surface of switching mechanism are installed respectively to drilling machine and cutting machine. The utility model discloses stop gear adds man-hour in batches to the accurate location of work piece, and the location is convenient, and then promotes machining efficiency, can carry out the mode of processing moreover and switch, and a tractor serves several purposes reduces equipment area, reduces the processing cost.

Description

Machining positioning mechanism with accurate location

Technical Field

The utility model relates to a machining technical field specifically is a machining positioning mechanism with accurate location.

Background

When various workpieces are drilled, cut and the like, the positioning mechanism is indispensable, and the workpieces need to be positioned and fixed through the positioning mechanism so as to be cut, drilled and the like;

in the clamping workpiece process, the workpiece clamping length cannot be limited according to the workpiece machining position, when the workpiece is machined in batches, the workpiece cannot be accurately positioned, the machining efficiency is low, moreover, the same machine table only can achieve the purpose of only one machining mode, the machining modes cannot be switched, the use is not flexible, the floor area of machining equipment is large, and the problem of high machining cost exists.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a machining positioning mechanism with accurate location possesses the advantage of the accurate location of work piece, has solved the low and single problem of processing mode of machining efficiency in batches.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a machining positioning mechanism with accurate positioning comprises a workbench, a drilling machine and a cutting machine, wherein a discharge hole is formed in the front end of the right side of the upper surface of the workbench, the machining positioning mechanism further comprises a clamping mechanism, a limiting mechanism and a switching mechanism, the clamping mechanism is installed on the left side of the discharge hole of the workbench, one end of the limiting mechanism is installed on the left side of the clamping mechanism, the other end of the limiting mechanism is installed on the upper surface of the workbench, the switching mechanism is installed on the upper surface of the workbench and located on the rear side of the discharge hole, and the drilling machine and the cutting machine are installed on the front side and the rear side of the upper surface of the switching mechanism respectively;

the drilling machine and the cutting machine can be replaced by an edging machine, a spot welding machine and other equipment according to the processing type;

aim at the centre gripping location of work piece, fixture includes: the shell is arranged on the left side of the discharge hole; the guide rods are two in number and are respectively arranged on the left side and the right side of the inner cavity of the shell along the front-back direction; the two moving plates are respectively sleeved on the front side and the rear side of the outer wall of the guide rod; the motor is arranged at the center of the bottom end of the shell; the gear is arranged at the output end of the motor; the rack is arranged at the bottom end of the moving plate and is meshed and connected with the gear; and the clamping plate is arranged at the top end of the moving plate.

Preferably, the two racks rotate 180 degrees relative to the central point of the gear to coincide.

Preferably, adjust the fixed length according to work piece processing position, reach the purpose of accurate location, stop gear includes: one end of the supporting plate is arranged on the left side of the shell, the other end of the supporting plate is connected with the upper surface of the workbench, and the supporting plate and the upper surface of the shell are positioned on the same horizontal plane; the graduated scale is arranged on the front side of the supporting plate along the left-right direction; the sliding seat is sleeved on the outer wall of the supporting plate and can slide left and right; the eccentric wheel is rotatably arranged in the inner cavity of the sliding seat through a pin shaft; and the handle is arranged on the outer wall of the eccentric wheel.

Preferably, the outer wall of the eccentric wheel is provided with a convex rib.

Preferably, in order to realize switching of a plurality of machining methods, the switching mechanism includes: the base is arranged on the upper surface of the workbench and is positioned at the rear side of the discharge port; the rotating shaft is rotatably arranged at the central position of the base; the drilling machine and the cutting machine are respectively arranged on the front side and the rear side of the upper surface of the mounting plate, the central positions of the left side and the right side of the mounting plate are respectively provided with a limiting groove, and the front side and the rear side of an inner cavity of each limiting groove are respectively provided with a clamping groove; the positioning assembly is rotatably installed on the outer wall of the base through a pin shaft, and the positioning assembly is inserted into the limiting groove to position the mounting plate.

Preferably, the positioning assembly comprises: the stop lever can be rotatably arranged on the outer wall of the base through a pin shaft and is inserted into the inner cavity of the limiting groove; the two springs are respectively inserted into the grooves on the front side and the rear side of the stop lever; the number of the clamping balls is two, the clamping balls are respectively inserted outside the grooves on the front side and the rear side of the stop lever, and the clamping balls are inserted into the inner cavity of the clamping groove under the action of the spring to position the stop lever.

Preferably, the maximum length of the blocking ball extending out of the blocking rod groove is smaller than the radius of the blocking ball.

Compared with the prior art, the utility model provides a machining positioning mechanism with accurate location possesses following beneficial effect: through fixture adjustment work piece location length, make stop gear to the accurate location of work piece, add man-hour in batches, the location is convenient, and then promotes machining efficiency, can carry out the mode of processing moreover and switch, and a tractor serves several purposes reduces equipment area, reduces the processing cost.

Drawings

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

FIG. 2 is a top cross-sectional view of the clamping mechanism;

FIG. 3 is a left side sectional view of the clamping mechanism;

FIG. 4 is a left side sectional view of the spacing mechanism;

FIG. 5 is a right side sectional view of the switching mechanism;

fig. 6 is an enlarged view at a.

In the figure: 1. the automatic positioning device comprises a workbench, 2, a drilling machine, 3, a cutting machine, 4, a clamping mechanism, 5, a limiting mechanism, 6, a switching mechanism, 41, a shell, 42, a guide rod, 43, a moving plate, 44, a motor, 45, a gear, 46, a rack, 47, a clamping plate, 51, a supporting plate, 52, a graduated scale, 53, a sliding seat, 54, an eccentric wheel, 55, a handle, 61, a base, 62, a rotating shaft, 63, a mounting plate, 64, a limiting groove, 65, a clamping groove, 66, a positioning assembly, 661, a stop rod, 662, a spring, 663 and a clamping ball.

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. 1-6, a machining positioning mechanism with precise positioning comprises a workbench 1, a drilling machine 2 and a cutting machine 3, wherein a discharge hole is formed in the front end of the right side of the upper surface of the workbench 1, the machining positioning mechanism further comprises a clamping mechanism 4, a limiting mechanism 5 and a switching mechanism 6, and the clamping mechanism 4 is installed on the left side of the discharge hole of the workbench 1; one end of the limiting mechanism 5 is arranged at the left side of the clamping mechanism 4, and the other end of the limiting mechanism is arranged on the upper surface of the workbench 1; the switching mechanism 6 is arranged on the upper surface of the workbench 1, the switching mechanism 6 is positioned at the rear side of the discharge port, and the drilling machine 2 and the cutting machine 3 are respectively arranged at the front side and the rear side of the upper surface of the switching mechanism 6;

the clamping mechanism 4 comprises a shell 41, a guide rod 42, a moving plate 43, a motor 44, a gear 45, a rack 46 and a clamping plate 47, wherein the shell 41 is arranged on the left side of the discharge hole; the guide rods 42 are two in number and are respectively arranged on the left side and the right side of the inner cavity of the shell 41 along the front-back direction, so that the limiting effect of the moving plate 43 is achieved, and the moving plate 43 can drive the clamping plate 47 to horizontally move; the two moving plates 43 are respectively sleeved on the front side and the rear side of the outer wall of the guide rod 42; the motor 44 is installed at the center of the bottom end of the housing 41, and the motor 44 is a forward and reverse rotation servo motor with a brake and used for driving the gear 45 to rotate clockwise or anticlockwise; a gear 45 is arranged at the output end of the motor 44; the rack 46 is arranged at the bottom end of the moving plate 43, and the rack 46 is meshed with the gear 45; the clamping plate 47 is arranged at the top end of the moving plate 43, the shape of the clamping plate 47 can be changed correspondingly according to different shapes of clamped workpieces, for example, the clamping plate 47 is replaced by an arc-shaped clamping plate 47;

during clamping, the gear 45 is driven to rotate clockwise by the motor 44, the gear 45 dials the rack 46 to drive the moving plate 43 to move inwards on the guide rod 42, and the two clamping plates 47 clamp and position the workpiece.

Preferably, the two racks 46 are rotated 180 degrees relative to the center point of the gear 45 to coincide with each other, and when the gear 45 is rotated clockwise or counterclockwise, the gear 45 can drive the two racks 46 to move simultaneously in the opposite direction or in the opposite direction, so as to realize the synchronous inward or outward movement of the two clamping plates 47.

Preferably, the limiting mechanism 5 further comprises a supporting plate 51, a graduated scale 52, a sliding seat 53, an eccentric wheel 54 and a handle 55, one end of the supporting plate 51 is installed at the left side of the casing 41, the other end of the supporting plate is connected with the upper surface of the workbench 1, and the supporting plate 51 and the upper surface of the casing 41 are in the same horizontal plane; the scale 52 is provided on the front side of the support plate 51 in the left-right direction; the sliding base 53 can slide left and right and is sleeved on the outer wall of the supporting plate 51; the eccentric wheel 54 is rotatably arranged in the inner cavity of the sliding seat 53 through a pin shaft, when the handle 55 is pressed down, the eccentric wheel 54 eccentrically rotates, the eccentric wheel 54 gradually extrudes the supporting plate 51, and the sliding seat 53 is pressed on the supporting plate 51 by the eccentric wheel 54; the handle 55 is arranged on the outer wall of the eccentric wheel 54;

according to the workpiece processing position, the sliding seat 53 is drawn by the handle 55 to slide left and right on the supporting plate 51, the scales on the graduated scale are compared, the distance from the processing point of the drilling machine 2 to the right side surface of the sliding seat 53 is equal to the length from one end of the workpiece to the processed position, the handle 55 is pressed down, the eccentric wheel 54 gradually extrudes the supporting plate 51 while eccentrically rotating, the sliding seat 53 is further pressed on the supporting plate 51 by the eccentric wheel 54, the workpiece limiting adjustment is achieved, the workpiece can be placed on the supporting plate 51, and one end of the workpiece is leaned against the right side wall of the sliding seat 53.

Preferably, the outer wall of the eccentric 54 is provided with a rib to increase the friction between the eccentric 54 and the supporting plate 51, so as to ensure the stability of the fixing of the sliding seat 53.

As a preferable scheme, further, the switching mechanism 6 includes a base 61, a rotating shaft 62, a mounting plate 63, a limiting groove 64, a clamping groove 65 and a positioning assembly 66, the base 61 is mounted on the upper surface of the workbench 1, and the base 1 is located at the rear side of the discharge port; the rotating shaft 62 is rotatably mounted at the center of the base 61; the mounting plate 63 is mounted at the top end of the rotating shaft 62, threaded holes are formed in the mounting plate 63 so as to facilitate the disassembly and assembly of the drilling machine 2 and the cutting machine 3, the drilling machine 2 and the cutting machine 3 are respectively mounted on the front side and the rear side of the upper surface of the mounting plate 63, limiting grooves 64 are formed in the center positions of the left side and the right side of the mounting plate 63, clamping grooves 65 are formed in the front side and the rear side of an inner cavity of each limiting groove 64, and the inner cavity of each clamping groove 65 is arc-shaped and is matched with the clamping balls 663 in shape; the positioning assembly 66 is rotatably mounted on the outer wall of the base 61 through a pin shaft, and the positioning assembly 66 is inserted into the limiting groove 64 to position the mounting plate 63.

Preferably, the positioning assembly 66 includes a stop lever 661, a spring 662 and a ball 663, the stop lever 661 is rotatably mounted on the outer wall of the base 61 through a pin, the stop lever 661 is inserted into the inner cavity of the limiting groove 64, the stop lever 661 restricts the rotation of the mounting plate 63 to position the mounting plate 63; the number of the springs 662 is two, and the springs are respectively inserted into grooves on the front side and the rear side of the stop lever 661; the two blocking balls 663 are respectively inserted outside the grooves at the front side and the rear side of the stop rod 661, and the blocking balls 663 are inserted into the inner cavity of the blocking groove 65 under the action of the spring 662 to position the stop rod 661;

when the machining mode needs to be switched, the stop rod 661 is pulled outwards to enable the blocking balls 663 to be separated from the clamping grooves 65, the mounting plate 63 is unlocked, the mounting plate 63 is rotated by 180 degrees, the positions of the drilling machine 2 and the cutting machine 3 are switched, the stop rod 661 is rotated, the stop rod 661 is inserted into the limiting groove 64 to position the mounting plate 63, the blocking balls 663 are pushed to be inserted into the clamping grooves 65 under the action of the elastic force of the spring 662 to position the stop rod 661, and switching of the work-putting mode is achieved.

Preferably, the maximum length of the detent ball 663 extending out of the groove of the stop lever 661 is less than its radius, so that the detent ball 663 is prevented from being ejected out of the inner cavity of the stop lever 661 by the elastic force of the spring 662 when the stop lever 661 is disengaged from the retaining groove 64.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a machining positioning mechanism with accurate location, includes workstation (1), drilling machine (2) and cutting machine (3), the upper surface right side front end of workstation (1) is provided with the discharge gate, its characterized in that still includes:

the clamping mechanism (4) is arranged on the left side of a discharge hole of the workbench (1);

one end of the limiting mechanism (5) is installed on the left side of the clamping mechanism (4), and the other end of the limiting mechanism is installed on the upper surface of the workbench (1);

the switching mechanism (6) is installed on the upper surface of the workbench (1), the switching mechanism (6) is located on the rear side of the discharge port, and the drilling machine (2) and the cutting machine (3) are respectively installed on the front side and the rear side of the upper surface of the switching mechanism (6);

the clamping mechanism (4) comprises:

a housing (41) mounted on the left side of the discharge port;

the guide rods (42) are two in number and are respectively arranged on the left side and the right side of the inner cavity of the shell (41) along the front-back direction;

the two moving plates (43) are respectively sleeved on the front side and the rear side of the outer wall of the guide rod (42);

a motor (44) installed at the bottom center position of the housing (41);

a gear (45) mounted at the output of the motor (44);

the rack (46) is arranged at the bottom end of the moving plate (43), and the rack (46) is meshed with the gear (45);

and a clamp plate (47) mounted on the top end of the moving plate (43).

2. A machine positioning mechanism with precision positioning according to claim 1, characterized in that the two racks (46) are rotated 180 degrees coinciding with the center point of the gear (45).

3. The machining positioning mechanism with precise positioning according to claim 1, characterized in that the limiting mechanism (5) comprises:

one end of the supporting plate (51) is installed on the left side of the shell (41), the other end of the supporting plate is connected with the upper surface of the workbench (1), and the supporting plate (51) and the upper surface of the shell (41) are located on the same horizontal plane;

a scale (52) provided on the front side of the support plate (51) in the left-right direction;

a sliding seat (53) which is sleeved on the outer wall of the supporting plate (51) and can slide left and right;

the eccentric wheel (54) is rotatably arranged in the inner cavity of the sliding seat (53) through a pin shaft;

and the handle (55) is arranged on the outer wall of the eccentric wheel (54).

4. Machining positioning mechanism with precision positioning according to claim 3, characterized in that the outer wall of the eccentric (54) is provided with a ridge.

5. Machining positioning mechanism with precision positioning according to claim 1, characterized in that said switching mechanism (6) comprises:

the base (61) is arranged on the upper surface of the workbench (1), and the base (61) is positioned on the rear side of the discharge port;

a rotating shaft (62) rotatably mounted at the center of the base (61);

the drilling machine (2) and the cutting machine (3) are respectively arranged on the front side and the rear side of the upper surface of the mounting plate (63), limiting grooves (64) are formed in the center positions of the left side and the right side of the mounting plate (63), and clamping grooves (65) are formed in the front side and the rear side of an inner cavity of each limiting groove (64);

and the positioning component (66) is rotatably arranged on the outer wall of the base (61) through a pin shaft, and the positioning component (66) is inserted into the limit groove (64) to position the mounting plate (63).

6. The machining positioning mechanism with precise positioning as set forth in claim 5, characterized in that the positioning assembly (66) comprises:

the stop lever (661) is rotatably arranged on the outer wall of the base (61) through a pin shaft, and the stop lever (661) is inserted into the inner cavity of the limiting groove (64);

two springs (662) are inserted into the grooves on the front side and the rear side of the stop lever (661);

the number of the blocking balls (663) is two, the blocking balls are respectively inserted into the outer sides of grooves on the front side and the rear side of the stop lever (661), and the blocking balls (663) are inserted into the inner cavity of the blocking groove (65) under the action of the spring (662) to position the stop lever (661).

7. The machining positioning mechanism with precise positioning as claimed in claim 6, characterized in that the maximum length of the blocking ball (663) extending out of the groove of the stop lever (661) is less than its own radius.