CN113953869B

CN113953869B - Machining platform for workpiece positioning

Info

Publication number: CN113953869B
Application number: CN202111181746.3A
Authority: CN
Inventors: 谢欣航
Original assignee: Tongxiang Shenghui Precision Machinery Co ltd
Current assignee: Tongxiang Shenghui Precision Machinery Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2023-04-28
Anticipated expiration: 2041-10-11
Also published as: CN113953869A

Abstract

The invention discloses a processing platform for workpiece positioning, and belongs to the field of processing mechanical equipment. A plurality of workpiece compression cylinders are vertically and uniformly arranged between the lower side of a reciprocating lifting pressing plate and a workpiece processing base, workpiece processing pressing plates are respectively and horizontally arranged on two sides above the reciprocating lifting pressing plate, a thrust bearing reciprocating guide plate is respectively and horizontally arranged on two sides of a workpiece placing platform, a thrust bearing translational guide rod at the lower part of the thrust bearing reciprocating guide plate is horizontally and slidably arranged on the workpiece placing platform, a push plate lifting guide plate at two sides above the workpiece processing base is vertically and slidably arranged on the reciprocating lifting guide rod, positioning reciprocating swing plates at two sides above the workpiece processing base are symmetrically arranged, and a locking limiting mechanism is horizontally and fixedly arranged on the workpiece processing base at the middle part of the lower side of the reciprocating lifting pressing plate. The invention has reasonable structural design, can efficiently and stably position the workpiece in a centering way and compress and fix the workpiece, improves the efficiency and quality of workpiece processing, and meets the requirements of processing and use.

Description

Machining platform for workpiece positioning

Technical Field

The invention belongs to the field of machining mechanical equipment, and particularly relates to a machining platform for workpiece positioning.

Background

The mechanical work piece is a single piece which constitutes a mechanical inseparable part and plays an important role in the automation industry, and comprises parts for connection, parts for supporting, lubrication and sealing, and parts for transmission of motion and energy. In the process of machining a mechanical workpiece, the mechanical workpiece to be machined is mainly placed on a machining platform, the workpiece is machined by utilizing a numerical control machining machine head, the workpiece is machined by running, milling, planing, drilling, grinding and the like, when the workpiece is machined, the workpiece is required to be stably and firmly pressed and fixed on the machining platform by utilizing workpiece fixing equipment, the workpiece is mainly pressed and fixed by adopting an air cylinder driving pressing plate, the workpiece is stably placed and fixed on the machining platform under the action of the air cylinder, in the process of fixedly machining the workpiece by utilizing the air cylinder, the workpiece is difficult to continuously and stably pressed and fixed due to faults when the air cylinder for fixing the workpiece is used, the workpiece is placed on the machining platform under the condition of losing external pressing force, so that the workpiece is subjected to machining by utilizing the machining machine head, the workpiece is offset and skew, the workpiece is not only caused, the workpiece is scrapped, the workpiece is seriously and even the workpiece is required to be dumped, the workpiece is damaged by the machining machine head and is damaged by the machining machine, the workpiece is required to be accurately placed on the machining platform when the workpiece is placed and machined, the workpiece is not required to be accurately placed on the machining platform, the workpiece is not provided with an automatic correction mechanism for setting the workpiece position, the workpiece is difficult to be placed and the workpiece is required to be positioned and high to be easily and accurately positioned.

Disclosure of Invention

The invention aims to solve the technical problems of overcoming the defects in the prior art, and provides the processing platform for positioning the workpiece, which has reasonable structural design, can efficiently and stably position the workpiece in a centering way and compress and fix the workpiece, improves the efficiency and quality of workpiece processing, and meets the processing use requirements.

In order to solve the technical problems, the invention adopts the following technical scheme: a processing platform for work piece location, its characterized in that: the processing platform for workpiece positioning comprises a workpiece processing base, a workpiece placing platform, a reciprocating lifting pressing plate, workpiece compressing cylinders, positioning reciprocating swing plates, push plate lifting guide plates and locking limiting mechanisms, wherein the workpiece placing platform, the reciprocating lifting pressing plate and the workpiece processing base are sequentially and horizontally arranged from top to bottom, two sides of the workpiece placing platform are respectively symmetrically and fixedly provided with a processing supporting vertical plate, two ends of the processing supporting vertical plate are fixedly connected with the workpiece processing base, a plurality of workpiece compressing cylinders are vertically and uniformly arranged between the lower side of the reciprocating lifting pressing plate and the workpiece processing base, two sides above the reciprocating lifting pressing plate are respectively and horizontally provided with a workpiece processing pressing plate, two workpiece processing pressing plates are respectively arranged on two sides above the workpiece placing platform, the ends of the two ends of the workpiece processing pressing plate are respectively and fixedly provided with a rotation adjusting connecting plate, the ends of the rotation adjusting connecting plate are rotatably connected with the middle parts of the pressing lifting vertical plates on the corresponding sides, the outer sides of the upper ends of the pressing lifting vertical plates are fixedly provided with pressing plate positioning brackets, the upper ends of the pressing lifting pressing plate are vertically provided with a plurality of workpiece pressing plates, the lower pressing plates are vertically arranged between the lower side of the reciprocating lifting pressing plate and the workpiece processing base, the two sides are respectively provided with a plurality of guide rod positioning springs, the two sides of the reciprocating lifting pressing plate are correspondingly arranged between the pressing plate positioning plates and the pressing plate positioning plate and the pressing plate are in a sliding mode, and the pressing plate is correspondingly arranged on the pressing plate, and the pressing plate positioning plate is in a position of a pressing plate is correspondingly arranged on the pressing plate, and a pressing plate. The upper part of the thrust reciprocating guide plate is horizontally and fixedly provided with a workpiece positioning push plate along the side of the workpiece placing platform, the lower part of the thrust reciprocating guide plate is horizontally and fixedly provided with thrust translational guide rods along the two ends of the side of the workpiece placing platform respectively, the thrust translational guide rods are horizontally and slidably arranged on the workpiece placing platform, the end parts of the thrust translational guide rods along the side of the workpiece placing platform are fixedly provided with translational limit baffles, the workpiece placing platform is internally and horizontally provided with a thrust translational channel matched with the translational limit baffles, the thrust translational guide rods between the thrust reciprocating guide plate and the workpiece placing platform are sleeved with push plate translational springs, push plate lifting guide plates are symmetrically arranged on the two sides of the upper part of the workpiece processing base, the push plate lifting guide plates are horizontally arranged on the lower side of the reciprocating lifting press plate, the workpiece processing bases at the two ends of the push plate lifting guide plates are vertically and fixedly provided with reciprocating lifting guide rods respectively, the upper end of the reciprocating lifting guide rod is fixedly provided with a lifting limit baffle, the push plate lifting guide plate is vertically and slidably arranged on the reciprocating lifting guide rod, the reciprocating lifting guide rod at the lower side of the push plate lifting guide plate is sleeved with a push plate lifting spring, the outer side surface of the push plate lifting guide plate is sequentially provided with a clamping positioning vertical surface, a pushing centering inclined surface and a resetting guide vertical surface from top to bottom, cambered surface transitional connection is adopted between the upper side and the lower side of the pushing centering inclined surface and the clamping positioning vertical surface and the resetting guide vertical surface, two sides above the workpiece processing base are respectively and vertically fixedly provided with a swinging plate reciprocating support, the positioning reciprocating swinging plate is of a C-shaped structure, the middle part of the positioning reciprocating swinging plate is hinged and connected with the upper side end part of the swinging plate reciprocating support, the positioning reciprocating swinging plates at the two sides above the workpiece processing base are symmetrically arranged, the upper side end parts of the positioning reciprocating swinging plates are adjacently arranged on the outer side surface of the pushing reciprocating guide plate, the positioning reciprocating pendulum plate lower side end is adjacently arranged on the outer side surface of the push plate lifting guide plate, a pendulum plate reset tension spring is arranged between the two ends of the lower side of the positioning reciprocating pendulum plate and the swinging plate reciprocating support, the locking limiting mechanism is horizontally and fixedly arranged on the workpiece processing base at the middle of the lower side of the reciprocating lifting press plate, the locking limiting mechanism comprises a locking limiting support, a limiting reciprocating rotating shaft, a push rod limiting cylinder and a limiting translation pin rod, the locking limiting support is horizontally and fixedly arranged on the workpiece processing base at the middle of the lower side of the reciprocating lifting press plate, the limiting reciprocating rotating shaft is vertically and rotationally connected to the middle of the locking limiting support, a limiting reciprocating gear is horizontally and fixedly arranged at the lower end of the limiting reciprocating rotating shaft, a reciprocating translation toothed plate in meshing connection with the limiting reciprocating translation toothed plate is horizontally and slidingly arranged in the limiting reciprocating translation support on one side of the limiting reciprocating toothed plate, the output end of the push rod limiting cylinder is fixedly connected with the end of the reciprocating translation plate, the limiting rotating plate is horizontally and fixedly arranged at the upper end of the limiting rotating shaft, the two sides of the limiting rotating plate are respectively, and the two ends of the limiting pin rod are correspondingly arranged along the sliding and horizontally translating pins are respectively in the sliding direction of the sliding guide plate.

Further, a plurality of workpiece pressing cylinders at the lower side of the reciprocating lifting pressing plate are driven in parallel by adopting the same air source.

Further, a limiting bearing plate corner block is fixedly arranged on the adjacent pressing lifting vertical plates of the rotation adjusting connecting plate, and the limiting bearing plate corner block is arranged at the middle part of the side of the pressing lifting vertical plate along the positioning reciprocating swinging plate.

Further, the upper end part of the positioning reciprocating pendulum plate is rotationally connected with a push plate translation guide wheel, and the lower end part of the positioning reciprocating pendulum plate is rotationally connected with a thrust bearing swinging guide wheel.

Compared with the prior art, the invention has the following advantages and effects: the invention has reasonable structural design, the ends of the rotary adjusting connecting plates at two sides of the workpiece processing pressing plate are rotationally connected to the middle part of the pressing lifting vertical plate at the corresponding side, the pressing plate positioning guide rod is arranged on the pressing plate positioning bracket and the pressing lifting vertical plate in a sliding way along the horizontal direction, the corresponding position on the rotary adjusting connecting plate is provided with a pressing plate positioning rod hole matched with the pressing plate positioning guide rod, when a workpiece is required to be placed on the upper side of the workpiece placing platform, the rotary adjusting connecting plate drives the workpiece processing pressing plate to swing, so that the workpiece processing pressing plate is swung and adjusted to two sides of the workpiece placing platform, the workpiece processing pressing plate is prevented from blocking when the workpiece is placed on the workpiece placing platform, the workpiece is ensured to be conveniently and smoothly placed on the workpiece placing platform, when the rotary adjusting connecting plate is swung and adjusted to the vertical position, the workpiece processing pressing plates on two sides of the workpiece placing platform can be respectively positioned on two sides above the workpiece by utilizing the matched connection of the pressing plate positioning guide rod and the pressing plate positioning rod hole, a plurality of workpiece pressing cylinders are vertically and uniformly arranged between the lower side of the reciprocating lifting pressing plate and the workpiece processing base, the reciprocating lifting pressing plates are vertically and downwards pulled by utilizing the plurality of workpiece pressing cylinders, the workpiece processing pressing plates on two sides can be driven by the reciprocating lifting pressing plates to stably and firmly press and fix the workpiece on the workpiece placing platform, the same path of air source is adopted for parallel driving by utilizing the plurality of workpiece pressing cylinders, the reciprocating lifting pressing plates can be ensured to stably and accurately lift under the driving of the plurality of workpiece pressing cylinders, and limit bearing plate corner blocks are fixedly arranged on the adjacent pressing lifting vertical plates of the rotating adjusting connecting plates, so that when the rotating adjusting connecting plates are used for swinging adjustment, the limit bearing plate corner block can stably and accurately carry out bearing placement on the rotary adjustment connecting plate, the push plate lifting guide plates are horizontally arranged on the lower side of the reciprocating lifting pressing plate through two sides above the workpiece processing base, the push plate lifting guide plates are vertically and slidably arranged on the reciprocating lifting guide rods, the push plate lifting springs are sleeved on the reciprocating lifting guide rods on the lower side of the push plate lifting guide plates, so that when the workpiece pressing cylinder drives the reciprocating lifting pressing plate to carry out lifting motion along the vertical direction, the push plate lifting guide plates can smoothly and reciprocally lift under the action of the lower pressure of the reciprocating lifting pressing plate and the upper elastic force of the push plate lifting springs, the workpiece positioning push plates are horizontally fixedly arranged on the workpiece positioning push plates through the upper parts of the push plate reciprocating guide plates on the two sides of the workpiece placing platform, the push plate sliding horizontally is arranged on the workpiece positioning guide plates, the push plate sliding horizontally is sleeved on the push plate sliding guide plates between the push plate reciprocating guide plates and the workpiece placing platform, when the push plate sliding horizontally moves towards the workpiece placing platform side under the action of the external force, the workpiece positioning push plate can horizontally push plate positioning push plate, the workpiece on the workpiece placing platform can horizontally move horizontally, and smoothly and synchronously move in opposite directions under the action of the upper side of the push plate, and the workpiece positioning plate can automatically, and smoothly slide on the workpiece positioning plate and vertically and horizontally and vertically swing guide plates, and smoothly slide on the workpiece positioning plate through the upper plate and the upper side and the push plate, and the upper plate horizontally and the slide plate horizontally and the plate horizontally. The positioning reciprocating pendulum plate is provided with pendulum plate reset tension springs between the two ends of the lower side of the positioning reciprocating pendulum plate and the pendulum plate reciprocating support, so that the positioning reciprocating pendulum plates on the two sides of the workpiece processing base can synchronously swing in opposite directions under the pushing action of the push plate lifting guide plate in the process of moving the push plate lifting guide plate from top to bottom, the positioning reciprocating pendulum plate is used for pushing the bearing reciprocating guide plate to move towards the workpiece placing platform side to realize the correction centering positioning of the workpiece, the elastic traction of the positioning reciprocating pendulum plate is used for utilizing the pendulum plate reset tension springs to lead the lower end of the positioning reciprocating pendulum plate to always press and fit the outer side surface of the push plate lifting guide plate, the positioning reciprocating pendulum plate can conveniently and smoothly swing in a reciprocating manner, the push plate translation guide wheel is rotationally connected with the upper end of the positioning reciprocating pendulum plate, the bearing swinging guide wheel is rotationally connected with the lower end of the positioning reciprocating pendulum plate, the resistance of the positioning reciprocating pendulum plate in the working operation can be effectively reduced, by utilizing the structure, when the workpiece compressing cylinder drives the reciprocating lifting pressing plate to vertically move downwards, the reciprocating lifting pressing plate can generate linkage action with the positioning reciprocating swinging plate, so that the workpiece can be stably and firmly compressed and fixed after being moved and centered and positioned, the convenience and accuracy of workpiece placement and processing are improved, when the workpiece compressing cylinder drives the reciprocating lifting pressing plate to vertically move upwards, the push plate lifting guide plate can synchronously move upwards under the action of the push plate lifting spring, the workpiece positioning push plates on two sides of the workpiece placement platform can synchronously and separately contact with the workpiece, the machined workpiece can be conveniently and smoothly taken off, the workpiece machining base arranged in the middle of the lower side of the reciprocating lifting pressing plate is horizontally and fixedly arranged through the locking limiting mechanism, the reciprocating translation toothed plate at the output end of the push rod limiting cylinder is in meshed connection with the limiting reciprocating gear, the two sides of the limiting reciprocating turntable and the corresponding side of the limiting translation pin rod are respectively provided with a translation push-pull connecting rod, the push plate lifting guide plate is horizontally provided with a locking limit rod groove matched with the limiting translation pin rod along the side of the locking limit mechanism, so that after the reciprocating lifting press plate pushes the push plate lifting guide plate to vertically move downwards to a required position, a workpiece on the workpiece placing platform is centered and pressed and fixed, the push rod limiting cylinder is utilized to drive the limiting reciprocating turntable to rotate, the limiting translation pin rods on the two sides of the limiting reciprocating turntable are matched and connected with the locking limit rod grooves of the corresponding side push plate lifting guide plate, locking limit of the push plate lifting guide plate is realized, when the workpiece pressing cylinder breaks down and is difficult to realize effective pulling force on the reciprocating lifting press plate, and the workpiece processing press plate is difficult to generate stable and firm pressing fixed force on the workpiece, the locking limit mechanism is utilized to lock and limit the push plate lifting guide plate on the two sides of the workpiece placing platform, the workpiece positioning push plate can always limit and fix the workpiece, the workpiece can be effectively avoided from generating deflection and deflection during processing, the workpiece is enabled to generate errors, the workpiece positioning and fixing can be performed in the processing process, the dual safety is effectively improved, the workpiece processing efficiency and the rejection rate and the processing efficiency in the processing process and the processing efficiency are improved, the processing efficiency is stable and the processing efficiency is guaranteed, and the processing efficiency is stable and the processing quality is required is ensured, and the processing and is reasonable and the processing quality is stable and due to the processing and the processing efficiency.

Drawings

Fig. 1 is a schematic front view of a processing platform for workpiece positioning according to the present invention.

Fig. 2 is a schematic left-hand view of a processing platform for workpiece positioning according to the present invention.

Fig. 3 is a schematic front view of the reciprocating lifting platen and its related mechanism.

Fig. 4 is a schematic left-view structure of the reciprocating lifting platen and the related mechanism of the present invention.

Fig. 5 is a schematic diagram of a left side view a of the reciprocating lifting platen and its related mechanism of the present invention.

Fig. 6 is a schematic diagram of a front view of a reciprocating lifting platen and its related mechanism according to the present invention.

Fig. 7 is a schematic front view of the workpiece placement platform and related mechanism of the present invention.

Fig. 8 is a schematic front view of the lock limiting mechanism of the present invention.

Fig. 9 is a schematic top view of the locking and spacing mechanism of the present invention.

In the figure: 1. the workpiece processing base, the workpiece placing platform, 3, the reciprocating lifting pressing plate, 4, the workpiece compacting cylinder, 5, the positioning reciprocating swing plate, 6, the push plate lifting guide plate, 7, the locking limiting mechanism, 8, the processing supporting vertical plate, 9, the workpiece processing pressing plate, 10, the material pressing lifting vertical plate, 11, the rotary adjusting connecting plate, 12, the pressing plate positioning bracket, 13, the pressing plate positioning guide rod, 14, the push rod spring baffle, 15, the guide rod return spring, 16, the adjusting pull rod connecting plate, 17, the pressing plate positioning rod hole, 18, the push supporting reciprocating guide plate, 19, the workpiece positioning push plate, 20, the push supporting translation guide rod, 21, the translation limiting baffle plate, 22, the thrust translation channel and 23, the push plate translation spring, the device comprises a reciprocating lifting guide rod, a lifting limit baffle, a push plate lifting spring, a clamping positioning vertical surface, a pushing material centering inclined surface, a reset guide vertical surface, a swing plate reciprocating support seat, a swing plate reset tension spring, a locking limit bracket, a limit reciprocating rotary shaft, a push rod limit cylinder, a limit translation pin rod, a limit reciprocating gear, a toothed plate translation bracket, a reciprocating translation toothed plate, a limit reciprocating rotary disc, a limit rotary disc, a pin rod reciprocating guide plate, a limit push-pull connecting rod, a limit rod groove, a limit supporting plate angle block, a push plate translation guide wheel and a push plate translation guide wheel.

Detailed Description

For further description of the present invention, a specific embodiment of a processing platform for workpiece positioning is further described below with reference to the accompanying drawings, the following examples are illustrative of the present invention and the present invention is not limited to the following examples.

As shown in fig. 1 and 2, the processing platform for workpiece positioning of the invention comprises a workpiece processing base 1, a workpiece placing platform 2, a reciprocating lifting pressing plate 3, a workpiece compressing cylinder 4, a positioning reciprocating swinging plate 5, a push plate lifting guide plate 6 and a locking limiting mechanism 7, wherein the workpiece placing platform 2, the reciprocating lifting pressing plate 3 and the workpiece processing base 1 are sequentially and horizontally arranged from top to bottom, two sides of the workpiece placing platform 2 are respectively and symmetrically and fixedly provided with a processing supporting vertical plate 8, two ends of the processing supporting vertical plate 8 are fixedly connected with the workpiece processing base 1, a plurality of workpiece compressing cylinders 4 are vertically and uniformly arranged between the lower side of the reciprocating lifting pressing plate 3 and the workpiece processing base 1, the plurality of workpiece compressing cylinders 4 are driven in parallel by adopting the same air source, as shown in fig. 3, 4, 5 and 6, the invention is characterized in that two sides above the reciprocating lifting pressing plate 3 are respectively and horizontally provided with a workpiece processing pressing plate 9, two workpiece processing pressing plates 9 are respectively arranged at two sides above the workpiece placing platform 2, the reciprocating lifting pressing plates 3 at two ends of the workpiece processing pressing plate 9 are respectively and vertically fixedly provided with a pressing lifting vertical plate 10, two ends of the workpiece processing pressing plate 9 are respectively and fixedly provided with a rotation adjusting connecting plate 11, the ends of the rotation adjusting connecting plate 11 are rotatably connected with the middle parts of the pressing lifting vertical plates 10 at the corresponding sides, the outer sides of the upper ends of the pressing lifting vertical plates 10 are fixedly provided with pressing positioning brackets 12, the upper ends of the pressing lifting vertical plates 10 are vertically provided with pressing positioning guide rods 13, the pressing positioning guide rods 13 are arranged on the pressing positioning brackets 12 and the pressing lifting vertical plates 10 in a sliding manner along the horizontal direction, the pressing positioning guide rods 13 at the inner sides of the pressing positioning brackets 12 are fixedly provided with push rod spring baffle plates 14, the pressing plate positioning guide rod 13 between the push rod spring baffle 14 and the pressing plate positioning support 12 is sleeved with a guide rod reset spring 15, the outer end part of the pressing plate positioning guide rod 13 is fixedly provided with an adjusting pull rod connecting plate 16, the corresponding position on the rotating adjusting connecting plate 11 is provided with a pressing plate positioning rod hole 17 matched with the pressing plate positioning guide rod 13, the pressing plate positioning guide rod 13 is matched with the pressing plate positioning rod hole 17 to ensure that the rotating adjusting connecting plate 11 is stably positioned at a vertical position, the plurality of workpiece pressing cylinders 4 vertically pull the reciprocating lifting pressing plates 3 downwards, the reciprocating lifting pressing plates 3 can drive the workpiece processing pressing plates 9 on two sides to stably and firmly press and fix workpieces on the workpiece placing platform 2, the adjacent pressing lifting vertical plates 10 of the rotating adjusting connecting plate 11 are fixedly provided with limiting bearing plate corner blocks 43, the limiting bearing plate corner blocks 43 are arranged in the middle part of the side of the pressing lifting vertical plates 10 along the positioning reciprocating swinging plate 5, and the limiting bearing plate corner blocks 43 can accurately bear and place the rotating adjusting connecting plate 11 stably and accurately when the rotating adjusting connecting plate 11 swings.

As shown in fig. 7, two sides of a workpiece placement platform 2 of the invention are respectively and horizontally provided with a thrust reciprocating guide plate 18, the upper part of the thrust reciprocating guide plate 18 is horizontally and fixedly provided with a workpiece positioning push plate 19 along the side of the workpiece placement platform 2, the lower part of the thrust reciprocating guide plate 18 is respectively and horizontally and fixedly provided with a thrust translation guide rod 20 along the two ends of the side of the workpiece placement platform 2, the thrust translation guide rod 20 is horizontally and slidingly arranged on the workpiece placement platform 2, the end part of the thrust translation guide rod 20 along the side of the workpiece placement platform 2 is fixedly provided with a translation limit baffle 21, the workpiece placement platform 2 is internally and horizontally provided with a thrust translation channel 22 matched with the translation limit baffle 21, a thrust plate translation spring 23 is sleeved on the thrust translation guide rod 20 between the thrust reciprocating guide plate 18 and the workpiece placement platform 2, two sides above the workpiece processing base 1 of the invention are symmetrically provided with push plate lifting guide plates 6, the push plate lifting guide plate 6 is horizontally arranged at the lower side of the reciprocating lifting pressing plate 3, the workpiece processing bases 1 at the two ends of the push plate lifting guide plate 6 are respectively and vertically fixedly provided with a reciprocating lifting guide rod 24, the upper end of the reciprocating lifting guide rod 24 is fixedly provided with a lifting limit baffle 25, the push plate lifting guide plate 6 is vertically and slidably arranged on the reciprocating lifting guide rod 24, the reciprocating lifting guide rod 24 at the lower side of the push plate lifting guide plate 6 is sleeved with a push plate lifting spring 26, the outer side surface of the push plate lifting guide plate 6 is sequentially provided with a clamping positioning vertical surface 27, a pushing centering inclined surface 28 and a resetting guide vertical surface 29 from top to bottom, the upper side and the lower side of the pushing centering inclined surface 28 are in cambered surface transitional connection with the clamping positioning vertical surface 27 and the resetting guide vertical surface 29, the two sides above the workpiece processing base 1 are respectively and vertically fixedly provided with a swinging plate reciprocating support 30, the positioning reciprocating swinging plate 5 is of a C-shaped structure, the middle part of the positioning reciprocating pendulum plate 5 is hinged and connected to the upper end part of the pendulum plate reciprocating support 30, the positioning reciprocating pendulum plates 5 on two sides above the workpiece processing base 1 are symmetrically arranged, the upper end parts of the positioning reciprocating pendulum plates 5 are adjacently arranged on the outer side surface of the push plate lifting guide plate 18, the lower end parts of the positioning reciprocating pendulum plates 5 are adjacently arranged on the outer side surface of the push plate lifting guide plate 6, a pendulum plate reset tension spring 31 is arranged between the two ends of the lower side of the positioning reciprocating pendulum plates 5 and the pendulum plate reciprocating support 30, the upper end parts of the positioning reciprocating pendulum plates 5 are rotationally connected with push plate translation guide wheels 44, the lower end parts of the positioning reciprocating pendulum plates 5 are rotationally connected with push supporting swing guide wheels 45, and in the process of pushing the push plate lifting guide plate 6 by the reciprocating lifting press plate 3 from top to bottom, the positioning reciprocating pendulum plates 5 on two sides of the workpiece processing base 1 can synchronously swing in opposite directions under the pushing action of the push plate lifting guide plate 6, so that the positioning reciprocating pendulum plates 5 can be pushed by the push plate lifting guide plate 18 to the workpiece placing platform 2 side to move to realize correction centering positioning of a workpiece.

As shown in fig. 8 and 9, the locking and limiting mechanism 7 of the invention is horizontally and fixedly arranged on the workpiece processing base 1 at the middle part of the lower side of the reciprocating lifting pressing plate 3, the locking and limiting mechanism 7 comprises a locking and limiting bracket 32, a limiting reciprocating rotating shaft 33, a push rod limiting cylinder 34 and a limiting translation pin rod 35, the locking and limiting bracket 32 is horizontally and fixedly arranged on the workpiece processing base 1 at the middle part of the lower side of the reciprocating lifting pressing plate 3, the limiting reciprocating rotating shaft 33 is vertically and rotatably connected with the middle part of the locking and limiting bracket 32, the lower end of the limiting reciprocating rotating shaft 33 is horizontally and fixedly provided with a limiting reciprocating gear 36, the locking and limiting bracket 32 at one side of the limiting reciprocating gear 36 is horizontally and fixedly provided with a toothed plate translation bracket 37, a reciprocating translation toothed plate 38 meshed with the limiting reciprocating gear 36 is horizontally and smoothly arranged in the toothed plate translation bracket 37, the push rod limiting cylinder 34 is horizontally and fixedly arranged at one side of the toothed plate translation bracket 37, the output end of the push rod limiting cylinder 34 is fixedly connected with the end part of the reciprocating translation toothed plate 38, the upper end of the limiting reciprocating rotating shaft 33 is horizontally and fixedly provided with a limiting reciprocating rotating disc 39, locking limiting brackets 32 on two sides of the limiting reciprocating rotating disc 39 are respectively and fixedly provided with a pin rod reciprocating guide plate 40, the pin rod reciprocating guide plates 40 on two sides of the locking limiting brackets 32 are respectively and horizontally provided with a limiting translation pin rod 35 in a sliding manner, translation push-pull connecting rods 41 are respectively arranged between two ends of the upper part of the limiting reciprocating rotating disc 39 along the radial direction and the corresponding side of the limiting translation pin rods 35, two ends of the translation push-pull connecting rods 41 are respectively and hingably connected with the outer side of the limiting reciprocating rotating disc 39 and the end part of the limiting translation pin rods 35, the push plate lifting guide plate 6 is horizontally provided with locking limiting rod grooves 42 matched with the limiting translation pin rods 35 along the side of the locking limiting mechanism 7, the push plate lifting guide plate 6 is locked and limited by the locking limiting mechanism 7, the workpiece positioning pushing plates 19 on two sides of the workpiece placement platform 2 can always limit, compress and fix workpieces, can effectively avoid error rejection of workpiece processing caused by deflection of the workpieces during processing, realize double insurance on positioning and fixing of the workpieces during processing, effectively improve workpiece processing efficiency and quality, and reduce rejection rate and processing potential safety hazards in the workpiece processing.

By adopting the technical scheme, when the processing platform for workpiece positioning is used, the ends of the rotary adjusting connecting plates 11 on two sides of the workpiece processing pressing plate 9 are rotationally connected to the middle part of the pressing lifting vertical plate 10 on the corresponding side, the pressing plate positioning guide rods 13 are slidably arranged on the pressing plate positioning support 12 and the pressing lifting vertical plate 10 along the horizontal direction, the corresponding positions on the rotary adjusting connecting plates 11 are provided with the pressing plate positioning rod holes 17 matched with the pressing plate positioning guide rods 13, when workpieces are required to be placed on the upper side of the workpiece placing platform 2, the rotary adjusting connecting plates 11 drive the workpiece processing pressing plate 9 to swing, so that the workpiece processing pressing plate 9 is prevented from blocking when the workpieces are placed on the workpiece placing platform 2 by swinging and adjusting the workpiece processing pressing plate 9 to the two sides of the workpiece placing platform 2, the workpieces can be conveniently and smoothly placed on the workpiece placing platform 2, when the rotary adjusting connecting plates 11 swing and adjust to the vertical positions, the workpiece pressing plate 11 can be ensured to be stably positioned at the vertical positions by utilizing the matched connection of the pressing plate positioning guide rods 13 and the pressing plate positioning rod holes 17, the workpiece pressing plate 9 on two sides of the workpiece placing platform 2 can be ensured to be respectively positioned on the upper sides of the workpiece placing platform 2, the workpiece pressing plate 9 can be firmly pressed by the reciprocating air cylinder 4 and the workpiece pressing plate 3 can be stably and firmly pressed by the reciprocating air cylinder 4, and the cylinder 4 is arranged under the reciprocating air cylinder 4, and the cylinder 4 can be stably pressed by the reciprocating air cylinder 4, and the workpiece pressing lifting plate 3 can be stably and the workpiece pressing cylinder is stably and the workpiece pressing plate 3 is stably and the workpiece pressing cylinder and the workpiece pressing plate 3 and the workpiece is stably and the workpiece. The limiting bearing plate corner blocks 43 are fixedly arranged on the material pressing lifting vertical plates 10 adjacent to the rotation adjusting connecting plates 11, so that the limiting bearing plate corner blocks 43 can stably and accurately support and place the rotation adjusting connecting plates 11 when the rotation adjusting connecting plates 11 are subjected to swing adjustment, the push plate lifting guide plates 6 on two sides above the workpiece processing base 1 are horizontally arranged on the lower side of the reciprocating lifting pressing plate 3, the push plate lifting guide plates 6 are vertically and slidably arranged on the reciprocating lifting guide rods 24, the reciprocating lifting guide rods 24 on the lower side of the push plate lifting guide plates 6 are sleeved with the push plate lifting springs 26, so that when the workpiece pressing cylinder 4 drives the reciprocating lifting pressing plate 3 to perform lifting motion along the vertical direction, the push plate lifting guide plates 6 can stably and smoothly reciprocate under the action of the lower pressure of the reciprocating lifting pressing plate 3 and the upper elastic force of the push plate lifting springs 26, a workpiece positioning push plate 19 is horizontally and fixedly arranged on the upper parts of the thrust reciprocating guide plates 18 on two sides of the workpiece placing platform 2, a thrust translational guide rod 20 on the lower part of the thrust reciprocating guide plate 18 is horizontally and slidably arranged on the workpiece placing platform 2, a push plate translational spring 23 is sleeved on the thrust translational guide rod 20 between the thrust reciprocating guide plate 18 and the workpiece placing platform 2, when the thrust reciprocating guide plate 18 moves towards the workpiece placing platform 2 side under the action of external force, the workpiece positioning push plate 19 can horizontally push the workpiece on the workpiece placing platform 2, so when the thrust reciprocating guide plates 18 on two sides of the workpiece placing platform 2 synchronously and oppositely perform translational motion, the workpiece positioning push plate 19 can realize the correction and centering positioning of the workpiece, ensure that the workpiece can be stably and accurately placed and fixed on the workpiece placing platform 2, and when the external thrust of the thrust reciprocating guide plate 18 is lost, the thrust reciprocating guide 18 can automatically translate and reset under the action of the push plate translation spring 23, the clamping positioning vertical surface 27, the pushing centering inclined surface 28 and the reset guide vertical surface 29 are sequentially arranged on the outer side surface of the push plate lifting guide 6 from top to bottom, the middle part of the positioning reciprocating swing plate 5 is hinged and connected to the upper end part of the reciprocating support 30 of the swing plate, a swing plate reset tension spring 31 is arranged between the two ends of the lower side of the positioning reciprocating swing plate 5 and the reciprocating support 30 of the swing plate, so that the positioning reciprocating swing plate 5 on two sides of the workpiece processing base 1 can synchronously swing towards each other under the pushing action of the push plate lifting guide 6, the positioning reciprocating swing plate 18 can be pushed to the workpiece placing platform 2 side by the positioning reciprocating swing plate 5, the elastic force of the positioning reciprocating swing plate reset tension spring 31 is used for always pressing and attaching to the outer side surface of the push plate 6, the positioning reciprocating swing plate 5 can be conveniently and smoothly swung, the end part of the positioning reciprocating swing plate 5 is connected with the upper end part of the positioning reciprocating swing plate 5, the positioning reciprocating swing plate is firmly pressed by the positioning reciprocating swing plate 5, and the work piece is firmly placed on the end part of the vertical swing plate 3 when the positioning reciprocating swing plate is pressed by the vertical swing plate 3, and the work piece is firmly pressed by the positioning reciprocating swing plate 4 is positioned by the positioning reciprocating swing plate 3, and the work piece is stably placed on the end of the vertical swing plate 3, and the work plate is positioned by the vertical and the work plate is stably and the work-held by the positioning lifting plate is pressed by the positioning plate 3 when the positioning reciprocating and the work plate is stably and is pressed and is positioned and stably and is pressed by the work and is positioned by the vertical and is positioned by the positioning and the work and the lifting a positioning plate and is positioned by the lifting a positioning and is. The push plate lifting guide plate 6 can synchronously move upwards under the action of the push plate lifting spring 26, so that the workpiece positioning push plates 19 on two sides of the workpiece placing platform 2 can synchronously be separated from the workpiece, the machined workpiece can be conveniently and smoothly taken off, the workpiece is horizontally and fixedly arranged on the workpiece machining base 1 at the middle part of the lower side of the reciprocating lifting pressing plate 3 through the locking limiting mechanism 7, the reciprocating translation toothed plate 38 at the output end of the push rod limiting cylinder 34 is meshed with the limiting reciprocating gear 36, the translation push-pull connecting rods 41 are respectively arranged between two sides of the limiting reciprocating turntable 33 and the limiting translation pin rods 35 on the corresponding side, the push plate lifting guide plate 6 is horizontally provided with locking limiting rod grooves 42 matched with the limiting translation pin rods 35 along the side of the locking limiting mechanism 7, so that the push plate lifting guide plate 6 is pushed to vertically move downwards to a required position by the reciprocating lifting pressing plate 3, after the workpiece on the workpiece placing platform 2 is centered, positioned and pressed and fixed, the push rod limiting cylinder 34 is utilized to drive the limiting reciprocating rotary table 39 to rotate, so that the limiting translation pin rods 35 on two sides of the limiting reciprocating rotary table 39 are matched and connected with the locking limiting rod grooves 42 of the corresponding side push plate lifting guide plates 6, the locking limiting of the push plate lifting guide plates 6 is realized, when the workpiece pressing cylinder 4 breaks down and is difficult to realize effective pulling force on the reciprocating lifting press plates 3, and the workpiece processing press plates 9 are difficult to generate stable and firm pressing and fixing force on the workpiece, the locking limiting mechanism 7 is utilized to lock and limit the push plate lifting guide plates 6, the workpiece positioning push plates 19 on two sides of the workpiece placing platform 2 can always limit, press and fix the workpiece, the workpiece processing error scrapping caused by deflection during processing can be effectively avoided, the dual safety of positioning and fixing the workpiece in the machining process is realized, the efficiency and quality of workpiece machining are effectively improved, and the rejection rate and the machining potential safety hazard in the workpiece machining process are reduced. Through the structure, the workpiece centering device is reasonable in structural design, can efficiently and stably center, position, compress and fix the workpiece, improves the efficiency and quality of workpiece processing, and meets the requirements of processing and use.

The foregoing description of the invention is merely exemplary of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions, without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. A processing platform for work piece location, its characterized in that: the processing platform for workpiece positioning comprises a workpiece processing base, a workpiece placing platform, a reciprocating lifting pressing plate, workpiece compressing cylinders, positioning reciprocating swing plates, push plate lifting guide plates and locking limiting mechanisms, wherein the workpiece placing platform, the reciprocating lifting pressing plate and the workpiece processing base are sequentially and horizontally arranged from top to bottom, two sides of the workpiece placing platform are respectively symmetrically and fixedly provided with a processing supporting vertical plate, two ends of the processing supporting vertical plate are fixedly connected with the workpiece processing base, a plurality of workpiece compressing cylinders are vertically and uniformly arranged between the lower side of the reciprocating lifting pressing plate and the workpiece processing base, two sides above the reciprocating lifting pressing plate are respectively and horizontally provided with a workpiece processing pressing plate, two workpiece processing pressing plates are respectively arranged on two sides above the workpiece placing platform, the ends of the two ends of the workpiece processing pressing plates are respectively and fixedly provided with a rotation adjusting connecting plate, the ends of the rotation adjusting connecting plate are rotatably connected with the middle parts of the pressing lifting vertical plates on the corresponding sides, the upper ends of the pressing lifting vertical plates are fixedly provided with pressing plate positioning brackets, the upper ends of the pressing lifting guide plates are vertically provided with pressing plate positioning plates, the pressing plates are arranged in a sliding mode along the horizontal direction, the pressing plate positioning plates are arranged in a sliding mode, the pressing plate positioning guide plates are correspondingly arranged on the two sides of the pressing plate positioning brackets, the pressing plate positioning guide plates are correspondingly arranged on the pressing plate positioning guide plates, and the pressing plate positioning guide plates are correspondingly arranged, and the pressing plates are arranged on the pressing plates, and the pressing plate positioning guide plates are correspondingly and are correspondingly arranged, and the pressing plates are arranged on the pressing plates, and are correspondingly and are arranged. The upper part of the thrust reciprocating guide plate is horizontally and fixedly provided with a workpiece positioning push plate along the side of the workpiece placing platform, the lower part of the thrust reciprocating guide plate is horizontally and fixedly provided with thrust translational guide rods along the two ends of the side of the workpiece placing platform respectively, the thrust translational guide rods are horizontally and slidably arranged on the workpiece placing platform, the end parts of the thrust translational guide rods along the side of the workpiece placing platform are fixedly provided with translational limit baffles, the workpiece placing platform is internally and horizontally provided with a thrust translational channel matched with the translational limit baffles, the thrust translational guide rods between the thrust reciprocating guide plate and the workpiece placing platform are sleeved with push plate translational springs, push plate lifting guide plates are symmetrically arranged on the two sides of the upper part of the workpiece processing base, the push plate lifting guide plates are horizontally arranged on the lower side of the reciprocating lifting press plate, the workpiece processing bases at the two ends of the push plate lifting guide plates are vertically and fixedly provided with reciprocating lifting guide rods respectively, the upper end of the reciprocating lifting guide rod is fixedly provided with a lifting limit baffle, the push plate lifting guide plate is vertically and slidably arranged on the reciprocating lifting guide rod, the reciprocating lifting guide rod at the lower side of the push plate lifting guide plate is sleeved with a push plate lifting spring, the outer side surface of the push plate lifting guide plate is sequentially provided with a clamping positioning vertical surface, a pushing centering inclined surface and a resetting guide vertical surface from top to bottom, cambered surface transitional connection is adopted between the upper side and the lower side of the pushing centering inclined surface and the clamping positioning vertical surface and the resetting guide vertical surface, two sides above the workpiece processing base are respectively and vertically fixedly provided with a swinging plate reciprocating support, the positioning reciprocating swinging plate is of a C-shaped structure, the middle part of the positioning reciprocating swinging plate is hinged and connected with the upper side end part of the swinging plate reciprocating support, the positioning reciprocating swinging plates at the two sides above the workpiece processing base are symmetrically arranged, the upper side end parts of the positioning reciprocating swinging plates are adjacently arranged on the outer side surface of the pushing reciprocating guide plate, the positioning reciprocating pendulum plate lower side end is adjacently arranged on the outer side surface of the push plate lifting guide plate, a pendulum plate reset tension spring is arranged between the two ends of the lower side of the positioning reciprocating pendulum plate and the swinging plate reciprocating support, the locking limiting mechanism is horizontally and fixedly arranged on the workpiece processing base at the middle of the lower side of the reciprocating lifting press plate, the locking limiting mechanism comprises a locking limiting support, a limiting reciprocating rotating shaft, a push rod limiting cylinder and a limiting translation pin rod, the locking limiting support is horizontally and fixedly arranged on the workpiece processing base at the middle of the lower side of the reciprocating lifting press plate, the limiting reciprocating rotating shaft is vertically and rotationally connected to the middle of the locking limiting support, a limiting reciprocating gear is horizontally and fixedly arranged at the lower end of the limiting reciprocating rotating shaft, a reciprocating translation toothed plate in meshing connection with the limiting reciprocating translation toothed plate is horizontally and slidingly arranged in the limiting reciprocating translation support on one side of the limiting reciprocating toothed plate, the output end of the push rod limiting cylinder is fixedly connected with the end of the reciprocating translation plate, the limiting rotating plate is horizontally and fixedly arranged at the upper end of the limiting rotating shaft, the two sides of the limiting rotating plate are respectively, and the two ends of the limiting pin rod are correspondingly arranged along the sliding and horizontally translating pins are respectively in the sliding direction of the sliding guide plate.

2. A processing platform for workpiece positioning according to claim 1, characterized in that: and a plurality of workpiece compacting cylinders at the lower side of the reciprocating lifting pressing plate are driven in parallel by adopting the same air source.

3. A processing platform for workpiece positioning according to claim 1, characterized in that: and a limiting bearing plate corner block is fixedly arranged on the adjacent pressing lifting vertical plates of the rotating adjusting connecting plate, and is arranged at the middle part of the side of the pressing lifting vertical plate along the positioning reciprocating swinging plate.

4. A processing platform for workpiece positioning according to claim 1, characterized in that: the upper end part of the positioning reciprocating pendulum plate is rotationally connected with a push plate translation guide wheel, and the lower end part of the positioning reciprocating pendulum plate is rotationally connected with a push supporting swing guide wheel.