A hand zero positioner for processing die

Abstract

The application relates to a manual zero point positioner for machining a mold, and belongs to the technical field of mold machining auxiliary tools. In order to solve the problems of low efficiency and poor stability of machining size precision in existing mold machining, the application provides a manual zero point positioner for machining a mold, which is high in machining efficiency and good in stability of machining size precision. The manual zero point positioner comprises a positioner body, one end of the positioner body is provided with a positioning bolt A connected with other components, the other end of the positioner body is provided with a positioning bolt B connected with other components, one end in the positioner body of the positioning bolt A and the positioning bolt B is provided with a manual locking bolt, the manual locking bolt horizontally penetrates the positioner body, the two ends of the manual locking bolt are provided with locking nuts, and a position limiter for limiting the movement of the locking nuts is arranged on the positioner body.

Description

TECHNICAL FIELD

[0001] The present application relates to a kind of zero point locators, specifically a kind of manual zero point locators for machining mould, belong to mould processing auxiliary tool technical field. BACKGROUND

[0002] In the field of mechanical industry, we collectively refer to the reference as zero point or zero position. After setting the zero point of the workpiece, the position and size of the processing or measurement target become very convenient, without needing to find a relative reference for each size, which greatly helps processing or measurement.

[0003] Knuckle is one of the main parts on automobile steering bridge, which can make automobile stable and sensitive to deliver driving direction. The function of knuckle is to bear the load of the front of automobile, support and drive front wheel to rotate around the main pin to make automobile steering. In the state of automobile driving, it bears variable impact load, so it is required to have high strength.

[0004] Differential pressure casting is the latest technology for casting aluminum knuckle, which solves the contradiction between stable filling and feeding, greatly improves the quality of casting. Differential pressure casting has high requirements on the processing technology and efficiency of mould, especially on the size accuracy and processing efficiency of key parts in mould processing. It is required to ensure processing accuracy and improve processing efficiency and reduce processing cost. The ordinary tooling for mould processing needs to be repeatedly positioned and adjusted without zero point locator, which not only takes long time to adjust but also requires high operation skill of workers, has poor mistake-proofing performance, often causes tool deviation, affects processing quality, and even causes mould scrap. SUMMARY

[0005] The present application aims to solve the problems of low efficiency and poor stability of processing size accuracy in existing mould processing, and provide a kind of manual zero point locator for processing mould with high processing efficiency and good stability of processing size accuracy.

[0006] In order to solve the above problems, a kind of manual zero point locator for processing mould is realized by the following technical scheme:

[0007] A kind of manual zero point locator for processing mould, including locator body 1, its special features are that: one end of the locator body 1 is provided with positioning bolt A2 connected with other components, the other end of the locator body 1 is provided with positioning bolt B3 connected with other components, one end of the positioning bolt A2 and the positioning bolt B3 in the locator body 1 is provided with manual locking bolt 4, the manual locking bolt 4 horizontally penetrates the locator body 1, both ends of the manual locking bolt 4 are provided with locking nut 5, the locator body 1 is provided with limiting device 6 limiting the movement of the locking nut 5;

[0008] Preferably, the positioner body 1 is a cylinder provided with a central positioning hole 1-1, and symmetrically provided on the circumferential surface of the positioner body 1 are positioning holes A1-2 and positioning holes B1-3 for mounting locking nuts 5, and above the positioning hole A1-2 on the positioner body 1 is provided a limiting hole A1-4 for mounting a position limiter 6, and below the positioning hole B1-3 on the positioner body 1 is provided a limiting hole B1-5 for mounting a position limiter 6;

[0009] Preferably, the positioning holes A1-2 and the positioning holes B1-3 symmetrically provided on the circumferential surface of the positioner body 1 are two positioning holes A1-2 provided on the circumferential surface of the positioner body 1 above the central horizontal plane as the symmetry plane, and two positioning holes B1-3 provided on the circumferential surface of the positioner body 1 below the central horizontal plane as the symmetry plane;

[0010] Preferably, the central positioning hole 1-1 is a through hole with a tapered end and a circular middle, the positioning holes A1-2 and the positioning holes B1-3 are circular through holes, and the limiting holes A1-4 and the limiting holes B1-5 are threaded holes;

[0011] Preferably, the positioning bolt A2 includes a boss A2-1 matched with the locking nut 5, the other end of the boss A2-1 is provided with a connecting column A2-2, the other end of the connecting column A2-2 is provided with a boss B2-3, the other end of the boss B2-3 is provided with a conical table A2-4 matched with the positioner body 1, and the other end of the conical table A2-4 is provided with a screw rod A2-5 connected with other components;

[0012] Preferably, the positioning bolt B3 includes a boss A2-1 matched with the locking nut 5, the other end of the boss A2-1 is provided with a connecting column A2-2, the other end of the connecting column A2-2 is provided with a boss B2-3, the other end of the boss B2-3 is provided with a conical table A2-4 matched with the positioner body 1, the other end of the conical table A2-4 is provided with a connecting column B2-6, and the other end of the connecting column B2-6 is provided with a screw rod A2-5 connected with other components;

[0013] Preferably, the boss A2-1 and the boss B2-3 are arc bosses, the connecting column A2-2 and the connecting column B2-6 are cylinders, the diameter of the boss A2-2 and the boss B2-3 close to one end of the connecting column A2-2 is greater than the diameter away from the connecting column A2-2 and greater than the diameter of the connecting column A2-2, the diameter of the conical table A2-4 close to one end of the boss B2-3 is less than the diameter away from one end of the boss B2-3 and greater than the diameter of the boss B2-3, and the diameter of the connecting column B2-6 is less than the diameter of the conical table A2-4 away from one end of the boss B2-3.

[0014] The boss A2-1 and the boss B2-3 are circular arc bosses, which are connected through a conical surface between the side surface and the upper surface and the lower surface;

[0015] Preferably, the manual locking bolt 4 comprises a cylindrical rod 4-1, both ends of the cylindrical rod 4-1 are provided with a connecting platform 4-2 matched with the locking nut 5, and the other end of each connecting platform 4-2 is provided with a screw rod 4-3;

[0016] Preferably, the locking nut 5 comprises a nut body 5-1, one end of the nut body 5-1 is a counterbore 5-2 without a thread, one end of the counterbore 5-2 is provided with a protruding block 5-3, the protruding block 5-3 protrudes from the nut body 5-1 and is matched with the upper end surface of the boss 2-1, and the upper surface of the other end of the nut body 5-1 is provided with a recess 5-4 for placing the position limiter 6;

[0017] Preferably, the position limiter 6 comprises a screw rod 6-1 fixedly installed on the position limiter body 1, and the other end of the screw rod 6-1 is provided with a position limiting block 6-2 installed in the recess 5-4;

[0018] Preferably, the length of the position limiting block 6-2 is less than the length of the recess 5-4.

[0019] The manual zero point position limiter for machining a mold is fixed on the mold at one end and fixed on the tooling base plate at the other end by positioning bolts during machining, and then the zero point position limiter is manually locked to process the mold, so that the machining efficiency and machining precision of the manual zero point position limiter are significantly improved, the position limiter has strong universality and can be widely applied to rapid positioning of large and medium-sized parts and rapid mold changing systems.

[0020] The manual zero point position limiter for machining a mold is used for mold machining, which not only solves the problems of long mold opening and closing time, high requirement for the operation skills of workers and poor error prevention performance of ordinary tooling, but also greatly improves the machining efficiency, ensures the precision of repeated positioning of the mold and the machining precision of the mold, and simultaneously enables manual tightening and loosening by using the manual zero point position limiter, does not require an auxiliary device, has strong universality and saves machining cost. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 : the perspective view of the present application;

[0022] Figure 2 : Figure 1 : the front view of the present application;

[0023] Figure 3 : Figure 2 : the A-A view of the present application;

[0024] Figure 4: Figure 1 exploded view;

[0025] Figure 5 : Figure 1 schematic diagram of installation of the positioning body;

[0026] Figure 6 : Figure 1 schematic diagram of structure of the positioning body;

[0027] Figure 7 : Figure 1 schematic diagram of structure of the positioning bolt A;

[0028] Figure 8 : Figure 1 schematic diagram of structure of the positioning bolt B;

[0029] Figure 9 : Figure 1 schematic diagram of structure of the manual locking bolt;

[0030] In the figure: 1, the positioner body, 1-1, the center positioning hole, 1-2, the positioning hole A, 1-3, the positioning hole B, 1-4, the limiting hole A, 1-5, the limiting hole B, 2, the positioning bolt A, 2-1, the boss A, 2-2, the connecting column A, 2-3, the boss B, 2-4, the conical table A, 2-5, the screw rod A, 2-6, the connecting column B, 3, the positioning bolt B, 4, the manual locking bolt, 4-1, the cylindrical rod, 4-2, the connecting table, 4-3, the screw rod, 5, the locking nut, 5-1, the nut body, 5-2, the counterbore, 5-3, the protrusion, 5-4, the groove, 6, the limiter, 6-1, the screw rod, 6-2, the limiting block. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0032] Embodiment 1. As Figures 1-4The utility model provides a kind of processing mould manual zero positioner, including positioner body 1, one end of the positioner body 1 is equipped with with other components connection's locating bolt A2, the other end of the positioner body 1 is equipped with with other components connection's locating bolt B3, locating bolt A2, locating bolt B3 It is equipped with manual locking bolt 4 in one end in positioner body 1, manual locking bolt 4 is horizontally through positioner body 1, the both ends of manual locking bolt 4 are equipped with locking nut 5, the positioner body 1 is equipped with the stopper 6 of limiting locking nut 5 movement on.

[0033] Wherein, as Figure 6 Positioner body 1 as being provided with central locating hole 1-1 cylinder, the circumferential surface of positioner body 1 is symmetrically equipped with locating hole A1-2, locating hole B1-3 of installing locking nut 5, the circumferential surface of positioner body 1, locating hole A1-2 above is equipped with the limiting hole A1-4 of installing stopper 6, the circumferential surface of positioner body 1, locating hole B1-3 below is equipped with the limiting hole B1-5 of installing stopper 6;

[0034] The circumferential surface of positioner body 1 is symmetrically equipped with locating hole A1-2, locating hole B1-3 of installing locking nut 5 specifically refers to with the center horizontal plane of positioner body 1 as symmetry plane, in the upper of center horizontal plane, the circumferential surface of the circumferential surface of positioner body 1 with center vertical plane as symmetry plane is equipped with two locating holes A1-2, in the lower of center horizontal plane, the circumferential surface of the circumferential surface of positioner body 1 with center vertical plane as symmetry plane is equipped with two locating holes B1-3;

[0035] The central locating hole 1-1 is the through hole of two ends as taper surface, middle as circle, locating hole A1-2, locating hole B1-3 are all circular through holes, limiting hole A1-4, limiting hole B1-5 are screw holes.

[0036] As Figure 7 Locating bolt A2 includes boss A2-1 matched with locking nut 5, the other end of boss A2-1 is equipped with connecting column A2-2, the other end of connecting column A2-2 is equipped with boss B2-3, the other end of boss B2-3 is equipped with conical platform A2-4 matched with positioner body 1, the other end of conical platform A2-4 is equipped with screw rod A2-5 connected with other components.

[0037] As Figure 8The positioning bolt B3 shown includes a boss A2-1 that mates with the locking nut 5. The other end of the boss A2-1 is provided with a connecting post A2-2. The other end of the connecting post A2-2 is provided with a boss B2-3. The other end of the boss B2-3 is provided with a truncated cone A2-4 that mates with the positioning body 1. The other end of the truncated cone A2-4 is provided with a connecting post B2-6. The other end of the connecting post B2-6 is provided with a screw A2-5 that connects to other components.

[0038] The bosses A2-1 and B2-3 are arc-shaped bosses, and the connecting pillars A2-2 and B2-6 are cylinders. The diameter of the end of the bosses A2-2 and B2-3 near the connecting pillar A2-2 is greater than the diameter of the end away from the connecting pillar A2-2 and is also greater than the diameter of the connecting pillar A2-2. The diameter of the truncated cone A2-4 near the boss B2-3 is smaller than the diameter of the end away from the boss B2-3 and is greater than the diameter of the boss B2-3. The diameter of the connecting pillar B2-6 is smaller than the diameter of the end of the truncated cone A2-4 away from the boss B2-3.

[0039] The aforementioned bosses A2-1 and B2-3 are arc-shaped bosses, meaning that the side surface is connected to the top and bottom surfaces through a conical transition surface.

[0040] like Figure 9 The manual locking bolt 4 shown includes a cylindrical rod 4-1, both ends of which are provided with connecting platforms 4-2 that cooperate with the locking nut 5, and the other end of each connecting platform 4-2 is provided with a screw 4-3.

[0041] The locking nut 5 includes a nut body 5-1. One end of the nut body 5-1 is a countersunk hole 5-2 without threads. One end of the countersunk hole 5-2 is provided with a protrusion 5-3. The protrusion 5-3 extends out of the nut body 5-1 and cooperates with the upper end face of the boss 2-1. The other end of the nut body 5-1 is provided with a groove 5-4 for placing the limiter 6.

[0042] The limiter 6 includes a screw 6-1 fixedly installed on the positioner body 1, and the other end of the screw 6-1 is provided with a limit block 6-2 in the mounting groove 5-4; the length of the limit block 6-2 is less than the length of the groove 5-4.

[0043] like Figure 5The mounting schematic diagram shows that the screw rod 4-3 of the manual locking bolt 4 is provided with a locking nut 5 through threaded connection, the connecting table 4-2 is arranged in the counterbore 5-2 of the locking nut 5, the protrusion 5-3 of the locking nut 5 is arranged on the upper end of the protruding platform A2-1 of the positioning bolt A2 or the lower end of the protruding platform A2-1 of the positioning bolt B3, the positioning bolt A2 and the positioning bolt B3 are fixed on the upper end of the cylindrical rod 4-1 of the manual locking bolt 4, the tightness of the positioning bolt A2 and the positioning bolt B3 is adjusted through the locking nut 5, the limiting block 6-2 of the limiter 6 is arranged in the groove 5-4 of the locking nut 5, the mounting column 6-1 of the limiter 6 is arranged in the limiting hole of the limiter body 1, when the locking nut 5 is rotated outward, the limiting block 6-2 moves in the groove 5-4 until it is blocked, the locking nut is successfully limited, and the locking nut is prevented from falling; the conical table A2-4 of the positioning bolt A2 and the positioning bolt B3 is arranged in the central limiting hole 1-1 of the limiter body 1, and the locking nut 5 is arranged in the limiting hole of the limiter body 1.

[0044] The manual zero point limiter for machining molds of the present application is fixed on the mold by the positioning bolt at one end and fixed on the tooling base plate by the positioning bolt at the other end, and then the zero point limiter is locked manually to machine the mold, so that the machining efficiency and machining precision of the manual zero point limiter are significantly improved, the limiter has strong versatility and can be widely applied to rapid positioning of large and medium-sized parts and rapid die changing system.

[0045] In addition, it should be noted that various specific technical features described in the foregoing embodiments can be combined in any appropriate manner without contradiction, and to avoid unnecessary repetition, various possible combinations are not described again in the present application.

[0046] In addition, various different embodiments of the present application can be combined in any appropriate manner without contradiction, and should be considered as disclosed in the present application as long as the idea of the present application is not deviated.

Claims

1. A hand zero positioner for processing dies, comprising a positioner body (1), characterized in that: One end of the locator body (1) is provided with a positioning bolt A (2) connected with other components, the other end of the locator body (1) is provided with a positioning bolt B (3) connected with other components, the positioning bolt A (2) and the positioning bolt B (3) are provided with a hand locking bolt (4) at one end in the locator body (1), the hand locking bolt (4) horizontally penetrates the locator body (1), the hand locking bolt (4) is provided with a locking nut (5) at both ends, the locator body (1) is provided with a positioner (6) limiting the movement of the locking nut (5); The positioning bolt A (2) comprises a boss A (2-1) matched with the locking nut (5), the other end of the boss A (2-1) is provided with a connecting column A (2-2), the other end of the connecting column A (2-2) is provided with a boss B (2-3), the other end of the boss B (2-3) is provided with a conical table A (2-4) matched with the locator body (1), the other end of the conical table A (2-4) is provided with a screw rod A (2-5) connected with other components; The positioning bolt B (3) comprises a boss A (2-1) matched with the locking nut (5), the other end of the boss A (2-1) is provided with a connecting column A (2-2), the other end of the connecting column A (2-2) is provided with a boss B (2-3), the other end of the boss B (2-3) is provided with a conical table A (2-4) matched with the locator body (1), the other end of the conical table A (2-4) is provided with a connecting column B (2-6), the other end of the connecting column B (2-6) is provided with a screw rod A (2-5) connected with other components; The hand locking bolt (4) comprises a cylindrical rod (4-1), the cylindrical rod (4-1) is provided with a connecting table (4-2) matched with the locking nut (5) at both ends, the other end of each connecting table (4-2) is provided with a screw rod (4-3); The locking nut (5) comprises a nut body (5-1), one end of the nut body (5-1) is a counterbore (5-2) without thread, one end of the counterbore (5-2) is provided with a protrusion (5-3), the protrusion (5-3) protrudes from the nut body (5-1) and matches with the upper end surface of the boss A (2-1), the upper surface of the other end of the nut body (5-1) is provided with a recess (5-4) for placing the positioner (6).

2. A manual zero positioner for a processing die according to claim 1, characterized in that: The locator body (1) is a cylinder provided with a central positioning hole (1-1), the circumference of the locator body (1) is symmetrically provided with a positioning hole A (1-2) and a positioning hole B (1-3) for installing the locking nut (5), the locator body (1) is provided with a limiting hole A (1-4) above the positioning hole A (1-2) for installing the positioner (6), the locator body (1) is provided with a limiting hole B (1-5) below the positioning hole B (1-3) for installing the positioner (6).

3. A manual zero positioner for a processing die according to claim 2, characterized in that: The center positioning hole (1-1) is a through hole with tapered ends and a circular middle part, the positioning hole A (1-2) and the positioning hole B (1-3) are circular through holes, and the limiting hole A (1-4) and the limiting hole B (1-5) are threaded holes.

4. A manual zero positioner for a processing die according to claim 1 or 2 or 3, characterized in that: The boss A (2-1) and the boss B (2-3) are circular arc bosses, the connecting column A (2-2) and the connecting column B (2-6) are cylinders, the diameter of the boss A (2-1) and the boss B (2-3) near one end of the connecting column A (2-2) is greater than the diameter far from the connecting column A (2-2) and greater than the diameter of the connecting column A (2-2), the diameter of the circular conical platform A (2-4) near one end of the boss B (2-3) is less than the diameter far from one end of the boss B (2-3) and greater than the diameter of the boss B (2-3), and the diameter of the connecting column B (2-6) is less than the diameter of the circular conical platform A (2-4) far from one end of the boss B (2-3).

5. A manual zero positioner for a processing die according to claim 4, characterized in that: The boss A (2-1) and the boss B (2-3) are circular arc bosses, which means that the side surface is connected to the upper surface and the lower surface through a conical surface.

6. A manual zero positioner for a processing die according to claim 5, characterized in that: The positioner (6) comprises a screw rod (6-1) fixedly installed on the positioner body (1), and the other end of the screw rod (6-1) is provided with a limiting block (6-2) in the installation groove (5-4); the length of the limiting block (6-2) is less than the length of the groove (5-4).

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