CN110216503B - Milling and clamping device - Google Patents

Milling and clamping device Download PDF

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Publication number
CN110216503B
CN110216503B CN201910611973.1A CN201910611973A CN110216503B CN 110216503 B CN110216503 B CN 110216503B CN 201910611973 A CN201910611973 A CN 201910611973A CN 110216503 B CN110216503 B CN 110216503B
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China
Prior art keywords
shaft
hole
sleeve
pin
milling
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CN201910611973.1A
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Chinese (zh)
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CN110216503A (en
Inventor
吕建刚
张文明
唐从刚
邹一飞
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Hubei Sanjiang Aerospace Group Hongyang Electromechanical Co Ltd
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Hubei Sanjiang Aerospace Group Hongyang Electromechanical Co Ltd
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Priority to CN201910611973.1A priority Critical patent/CN110216503B/en
Publication of CN110216503A publication Critical patent/CN110216503A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/069—Work-clamping means for pressing workpieces against a work-table
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/10—Auxiliary devices, e.g. bolsters, extension members
    • B23Q3/103—Constructional elements used for constructing work holders

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

The invention discloses a milling and clamping device, which comprises: a work table; a pin sleeve for positioning a product; the handle sleeve is detachably connected with the pin sleeve; the mechanical main shaft is detachably connected with the handle sleeve so as to drive the handle sleeve and the pin sleeve connected with the handle sleeve to move to a preset position on the workbench; the pin bush milling machine comprises a pin bush, a workbench, a pressing plate mechanism and a milling clamp, wherein the pin bush is arranged on the workbench, and the pressing plate mechanism is used for fixing the pin bush on the workbench.

Description

Milling and clamping device
Technical Field
The invention relates to the technical field of milling machine fixtures, in particular to a milling and clamping device.
Background
Before machining, a product part is generally required to be provided with a corresponding machine tool clamp to realize clamping and positioning of the product part on a machine tool workbench. Some product parts such as cabin class product, the pinhole of its terminal surface is the processing and assembly benchmark of whole product (the terminal surface of product and pinhole have already been processed in rough machining), the processing of follow-up product profile all takes terminal surface and pinhole as the finish machining benchmark, this needs to carry out accurate positioning to the pinhole relative to the lathe coordinate system, because the position size of pinhole of different specification models product also must be different, present common practice is to design special milling clamp to a certain model product, cause the design production milling clamp quantity huge, the cost is high.
Disclosure of Invention
The embodiment of the application provides a milling and clamping device, and solves the technical problem that in the prior art, different milling clamps are required to be designed for products of different models, so that the number of the milling clamps is large.
The application provides the following technical scheme through an embodiment of the application:
a milling and clamping device comprising: a work table; the pin bush is used for positioning a product and comprises a thin shaft and a thick shaft, the thin shaft is coaxially and fixedly arranged on the thick shaft, and the diameter of the thick shaft is larger than that of the thin shaft; the handle sleeve is detachably connected with the thin shaft and comprises a first shaft sleeve and a second shaft sleeve, and one end of the first shaft sleeve is fixedly connected with one end of the second shaft sleeve; the mechanical main shaft is detachably connected with the handle sleeve so as to drive the handle sleeve and the pin sleeve connected with the handle sleeve to move to a preset position on the workbench; the other end of the first shaft sleeve is detachably connected with the mechanical main shaft; the other end of the second shaft sleeve is arranged on the thin shaft in a clearance mode; a first through hole is formed in the side face of the thin shaft, a second through hole is formed in the side face of the second shaft sleeve, the second through hole corresponds to the first through hole in position, and the handle sleeve is detachably connected with the pin sleeve through the second through hole, the first through hole and a second connecting piece; the clamp plate mechanism, the clamp plate mechanism includes clamp plate, boss and first connecting piece, wherein: one end of the pressure plate is arranged on the surface of the thick shaft, the other end of the pressure plate is supported by the boss, and the height of the boss is consistent with the thickness of the thick shaft; the surface of the pressing plate is provided with a long through hole, and the first connecting piece is arranged in the long through hole; the pressing plate is detachably arranged on the workbench through the first connecting piece; the pressing plate mechanism is used for fixing the pin bush on the workbench.
In one embodiment, the end face of the thin shaft far away from the thick shaft is provided with a positioning hole, the product is provided with a pin hole, and the pin hole of the product is connected in the positioning hole of the thin shaft through a pin. .
In one embodiment, the first connecting piece comprises a T-shaped screw and a locking nut, the head of the T-shaped screw is clamped in the workbench, and the end of the T-shaped screw penetrates through the long through hole and is connected with the pressure plate through the locking nut.
In one embodiment, the pin sleeve is at least one piece, and the platen mechanism is at least two pieces, wherein one pin sleeve corresponds to at least two platen mechanisms, and the at least two platen mechanisms are arranged at intervals around the center line of the coarse shaft.
In one embodiment, a plurality of T-shaped grooves are formed in the surface of the workbench in a crossed mode, and the heads of the T-shaped screws can be clamped in the T-shaped grooves.
In one embodiment, the second through hole is a long waist hole, and the length direction of the long waist hole is the axial direction of the second shaft sleeve.
In one embodiment, a disc is arranged at one end of the first shaft sleeve connected with the second shaft sleeve, and two notches are oppositely arranged on the disc.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
according to the invention, the handle sleeve is driven to move by the mechanical main shaft according to the positions of product pin holes of different types, so that the pin sleeve is driven to move on the workbench, and the position of the pin sleeve is adaptively adjusted; the pin bush can move to any position on the workbench under the driving of the mechanical main shaft, and is fixed on the workbench through the pressing plate mechanism, so that the installation of the pin bush is completed, namely a set of universal milling and clamping device is designed, the pin hole positioning of various types of products can be met through the limited pin bush, and the technical problem of huge milling and clamping quantity caused by the fact that different milling and clamping devices need to be designed for different types of products in the prior art is solved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
Fig. 1 is an assembly view of a milling and clamping device according to a preferred embodiment of the present invention;
FIG. 2 is a schematic structural view of the pin bosses;
FIG. 3 is a schematic view of the structure of the platen and boss;
fig. 4 is a schematic structural view of the sleeve.
Detailed Description
The embodiment of the invention provides a milling clamp device, and solves the technical problem that in the prior art, different milling clamps are required to be designed for different types of products, so that the number of the milling clamps is huge.
In order to solve the technical problems, the general idea of the embodiment of the application is as follows:
a milling and clamping device, comprising:
a work table; a pin sleeve for positioning a product; the handle sleeve is detachably connected with the pin sleeve; the mechanical main shaft is detachably connected with the handle sleeve so as to drive the handle sleeve and the pin sleeve connected with the handle sleeve to move to a preset position on the workbench; and the pressing plate mechanism is used for fixing the pin bush on the workbench.
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
Example one
As shown in fig. 1, the present embodiment provides a milling and clamping device, including:
a work table 5;
the pin sleeve 1 is used for positioning a product;
the handle sleeve 3 is detachably connected with the pin sleeve 1;
the mechanical main shaft is detachably connected with the handle sleeve 3 so as to drive the handle sleeve 3 and the pin sleeve 1 connected with the handle sleeve 3 to move to a preset position on the workbench 5; wherein the preset position is the position of a product pin hole;
and the pressing plate mechanism 2 is used for fixing the pin bush 1 on the workbench 5.
In the practical implementation process, the mechanical main shaft is used for machining the molded surface of the product, has a program positioning function, can be accurately positioned on the workbench 5 when the positions of pin holes of the product are calculated in advance, makes full use of the existing machining equipment resources to position the pin sleeve 1, and is favorable for saving the cost.
Specifically, the pin bush 1 may be directly inserted into the product pin hole to be positioned.
The technical scheme in the embodiment of the application at least has the following technical effects or advantages:
according to the embodiment, the handle sleeve is driven to move by the mechanical main shaft according to the positions of product pin holes of different models, so that the pin sleeve is driven to move on the workbench, and the position of the pin sleeve is adaptively adjusted; the pin bush can move to any position on the workbench under the driving of the mechanical main shaft, and is fixed on the workbench through the pressing plate mechanism, so that the installation of the pin bush is completed, namely a set of universal milling and clamping device is designed, the pin hole positioning of various types of products can be met through the limited pin bush, and the technical problem of huge milling and clamping quantity caused by the fact that different milling and clamping devices need to be designed for different types of products in the prior art is solved.
Example two
As shown in fig. 1, the present embodiment provides a milling and clamping device, including:
a work table 5;
the pin sleeve 1 is used for positioning a product;
one end of the handle sleeve 3 is detachably connected with the pin sleeve 1 so as to drive the pin sleeve 1 to move;
the mechanical main shaft is detachably connected with the other end of the handle sleeve 3 so as to drive the handle sleeve 3 and the pin bush 1 connected with the handle sleeve 3 to move to a preset position on the workbench 5;
and the pressing plate mechanism 2 is used for fixing the pin bush 1 on the workbench 5.
As an alternative embodiment, as shown in fig. 2, the pin bush 1 includes a thin shaft 11 and a thick shaft 12, the thin shaft 11 is coaxially and fixedly disposed on the thick shaft 12 to form a step structure, and the diameter of the thick shaft 12 is larger than that of the thin shaft 11;
the handle sleeve 3 is detachably connected with the thin shaft 11;
the pressing plate mechanism 2 is used for fixing the thick shaft 12 of the pin sleeve 1 on the workbench 5; the thick shaft 12 is thinner than the thin shaft 11, and forms a pressing plate connection structure with the table 5 through the pressing plate mechanism 2 as a pressing edge.
As an alternative embodiment, the end face of the thin shaft 11 far from the thick shaft 12 is provided with a positioning hole 13, and the product has a pin hole, and the pin hole of the product is connected in the positioning hole 13 of the thin shaft 11 through a pin.
As an alternative embodiment, as shown in fig. 1 and 3, the pressing plate mechanism 2 includes a pressing plate 24, a boss 23, and a first connecting member, wherein: one end of the pressure plate 24 is arranged on the surface of the thick shaft 12, the other end of the pressure plate 24 is supported by the boss 23, and the height of the boss 23 is consistent with the thickness of the thick shaft 12; the surface of the pressing plate 24 is provided with a long through hole 25, and the first connecting piece is arranged in the long through hole 25; the pressing plate 24 is detachably provided on the table 5 by the first connecting member.
In particular, the through hole 25 is designed to facilitate the T-shaped screw 22 to move in the through hole 25, so that the head of the T-shaped screw 22 can be clamped in the workbench 5.
Specifically, the head of the pressing plate 24 is attached to the end face of the thick shaft 12, the width of the head of the pressing plate 24 is smaller than that of the tail, and the head of the pressing plate 24 has a taper; the boss 23 extends from the tail part of the pressure plate 24 along the vertical direction, and the height of the boss 23 is consistent with the thickness of the thick shaft 12, which is equivalent to a self-contained cushion block.
As an alternative embodiment, the first connecting element includes a T-shaped screw 22 and a lock nut 21, the head of the T-shaped screw 22 is clamped in the workbench 5, and the end of the T-shaped screw 22 passes through the long through hole 25 and is connected with the pressure plate 24 through the lock nut 21.
As an alternative embodiment, the long through hole 25 is a long waist-shaped counter bore, specifically, the long waist-shaped counter bore sinks inwards from the surface of the pressing plate 24, and the long waist-shaped counter bore gradually shrinks or directly changes into another smaller long waist-shaped counter bore during the sinking process, so as to form a slope or a step for clamping the locking nut 21, and the locking nut 21 can sink below the surface.
As an alternative embodiment, the pin sleeve 1 is at least one piece, and the platen mechanism 2 is at least two pieces, wherein one pin sleeve 1 corresponds to at least two platen mechanisms 2, and the at least two platen mechanisms are arranged at intervals around the center line of the coarse shaft. In the specific implementation process, the number of the pin sleeves 1 is configured according to the number of the pin holes in the end face of the product, so that the clamping and positioning of multiple pins on one surface can be realized; to prevent the pin bush 1 from rotating, one pin bush 1 needs at least two pressing plate mechanisms 2 for fixing.
As an alternative embodiment, a plurality of T-shaped grooves 51 are crosswise arranged on the surface of the workbench 5, and heads of the T-shaped screws can be clamped in the T-shaped grooves, specifically, the T-shaped screws 22 enter the T-shaped grooves 51 from the notches of the T-shaped grooves 51 on the edge of the workbench 5 and can slide in the T-shaped grooves 51 to the position of the pressure plate 24; and a plurality of T-shaped grooves 51 arranged vertically across or circumferentially radially.
As an alternative embodiment, as shown in fig. 4, the handle sleeve 3 includes a first shaft sleeve 31 and a second shaft sleeve 32, and one end of the first shaft sleeve 31 is fixedly connected with one end of the second shaft sleeve 32;
the other end of the first shaft sleeve 31 is detachably connected with the mechanical main shaft;
the other end of the second shaft sleeve 32 is arranged on the thin shaft 11 in a clearance mode;
the side of the thin shaft 11 is provided with a first through hole 14, the side of the second shaft sleeve 32 is provided with a second through hole 34, the second through hole 34 corresponds to the first through hole 14, and the handle sleeve 3 is detachably connected with the pin sleeve 1 through the second through hole 34, the first through hole 14 and a second connecting piece.
Specifically, the first through hole 14 penetrates through the side surface of the thin shaft 11, and two opposite holes are left on the side surface and communicated with the positioning hole 13; the end surface of one end, away from the first shaft hole, of the second shaft sleeve 32 is provided with a shaft hole 33, and the diameter of the shaft hole 33 is larger than that of the thin shaft 11; a second through hole 34 is formed in the side surface of the second shaft sleeve 32, the second through hole 34 corresponds to the first through hole 14 in position, the second through hole 34 penetrates through the side surface of the second shaft sleeve 32, two opposite holes are left in the side surface, and the two opposite holes are communicated with the shaft hole 33; when clamping and positioning are carried out, the thin shaft 11 penetrates into the second shaft sleeve 32, the second through hole 34 corresponds to the first through hole 14 in position, and the handle sleeve 3 is detachably connected with the pin sleeve 1 by penetrating the second through hole 34 and the first through hole 14 through a pin, a bolt and the like.
As an alternative embodiment, a disc 35 is disposed at one end of the first sleeve 31 connected to the second sleeve 32, and two notches 36 are oppositely disposed on the disc 35.
In the practical implementation process, one end of the handle sleeve 3 connected with the mechanical spindle is consistent with the structure of a machine tool handle, specifically, an inner hole is formed in the end face of one end of the first shaft sleeve 31 connected with the mechanical spindle, the mechanical spindle is detachably and fixedly connected with the first shaft sleeve 31 through the inner hole, and the mechanical spindle is locked with a disc 35 connected with the other end of the first shaft sleeve 31; two notches 36 are oppositely arranged on the disc 35 and used for clamping and connecting spindle parts; by providing a tapered connection between the disc 35 and the second hub 32, the end of the conical formation 37 adjacent the second hub 32 is of a smaller diameter than the end adjacent the first hub 31, and to match the size of the second hub 32, the diameter of the end of the conical formation 37 adjacent the second hub 32 should be adapted to the diameter of the second hub 32.
As an alternative embodiment, the second through hole 34 is a long waist hole, and the length direction of the long waist hole is the axial direction of the second sleeve 32. When the thin shaft 11 of the pin bush 1 penetrates into the shaft hole 33 of the second shaft bush 32, the second through hole 34 corresponds to the first through hole 14, the second through hole 34 penetrates through the first through hole 14 through a bolt to be detachably connected with the first through hole 14, and the second through hole 34 is designed to be a long waist hole, so that the thin shaft 11 and the second shaft bush 32 form a small gap sliding fit in the axial direction, an up-and-down sliding space is formed, and hard collision cannot occur when the pin bush 1 is installed on the workbench 5.
As an alternative embodiment, the plug is further included, and the second through hole 34 is detachably connected with the first through hole 14.
As an alternative embodiment, the bolt is a bolt with a handle, so that the bolt is prevented from falling off in the positioning process.
As an optional embodiment, the device further comprises a cushion block, wherein the cushion block is of a block-shaped structure and is laid on the working platform; the cushion block is arranged beside the pin sleeve 1, and when the pin hole of the product is positioned, the cushion block is used for supporting the end face of the product, so that the product is prevented from inclining due to lever action force in the positioning process, and then other milling and clamping parts are interfered, the quantity and the structural form of the cushion block are not limited, and the product end face can be ensured on a horizontal line.
The process of clamping and positioning by using the milling and clamping device is as follows:
calculating the position size of the product positioning pin hole in the horizontal coordinate in advance; assembling the pin sleeve 1 and the handle sleeve 3 into a sliding fit body through a bolt; mounting the handle sleeve 3 on a main shaft of a machine tool; the height position size of the pin bush 1 on the machine tool workbench 5 is aligned, the pin bush is ensured to be in a sliding range, and the pin bush 1 is ensured not to collide when being formally installed on the workbench 5; controlling a machine tool main shaft to drive the handle sleeve 3 and the pin sleeve 1 to move to a position, corresponding to a product positioning pin hole, of the workbench 5, and dropping the pin sleeve 1 on the workbench 5; the pin bush 1 is fixed on the workbench 5 by using a pressure plate 24, a T-shaped screw 22 and a locking nut 21, and generally 1 pin bush 1 can be combined and fixed by using a 2-set pressure plate structure 2; pulling out the bolt; and controlling the main shaft of the machine tool to vertically and upwards leave the workbench 5, namely completing the installation of 1 pin bush 1. Then, the steps are repeated, and the installation of the 2 nd pin sleeve 1 or more pin sleeves 1 is completed; placing a proper number of cushion blocks with certain height to support the end face of the product according to the end face state of the product; placing the product on the cushion block, aligning the product pin hole with the positioning hole 13 of the pin sleeve 1 and inserting a corresponding product bolt; and (3) pressing and fixing the product on the machine tool workbench 5 by using the universal pressing plate combination to finish final product clamping.
The technical scheme in the embodiment of the application at least has the following technical effects or advantages:
according to the embodiment, the handle sleeve is driven to move by the mechanical main shaft according to the positions of product pin holes of different models, so that the pin sleeve is driven to move on the workbench, and the position of the pin sleeve is adaptively adjusted; the pin bush can move to any position on the workbench under the driving of the mechanical main shaft, and is fixed on the workbench through the pressing plate mechanism, so that the installation of the pin bush is completed, namely a set of universal milling and clamping device is designed, the pin hole positioning of various types of products can be met through the limited pin bush, and the technical problem of huge milling and clamping quantity caused by the fact that different milling and clamping devices need to be designed for different types of products in the prior art is solved.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (7)

1. A milling and clamping device, comprising:
a work table;
the pin bush is used for positioning a product and comprises a thin shaft and a thick shaft, the thin shaft is coaxially and fixedly arranged on the thick shaft, and the diameter of the thick shaft is larger than that of the thin shaft;
the handle sleeve is detachably connected with the thin shaft and comprises a first shaft sleeve and a second shaft sleeve, and one end of the first shaft sleeve is fixedly connected with one end of the second shaft sleeve;
the mechanical main shaft is detachably connected with the handle sleeve so as to drive the handle sleeve and the pin sleeve connected with the handle sleeve to move to a preset position on the workbench; the other end of the first shaft sleeve is detachably connected with the mechanical main shaft; the other end of the second shaft sleeve is arranged on the thin shaft in a clearance mode; a first through hole is formed in the side face of the thin shaft, a second through hole is formed in the side face of the second shaft sleeve, the second through hole corresponds to the first through hole in position, and the handle sleeve is detachably connected with the pin sleeve through the second through hole, the first through hole and a second connecting piece;
the clamp plate mechanism, the clamp plate mechanism includes clamp plate, boss and first connecting piece, wherein: one end of the pressure plate is arranged on the surface of the thick shaft, the other end of the pressure plate is supported by the boss, and the height of the boss is consistent with the thickness of the thick shaft; the surface of the pressing plate is provided with a long through hole, and the first connecting piece is arranged in the long through hole; the pressing plate is detachably arranged on the workbench through the first connecting piece; the pressing plate mechanism is used for fixing the pin bush on the workbench.
2. The milling and clamping device as claimed in claim 1, characterized in that the end face of the thin shaft remote from the thick shaft is provided with a positioning hole, the product is provided with a pin hole, and the pin hole of the product is connected in the positioning hole of the thin shaft through a pin.
3. The milling and clamping device as claimed in claim 1, characterized in that the first connecting piece comprises a T-shaped screw and a locking nut, the head of the T-shaped screw is clamped in the working table, and the end of the T-shaped screw passes through the long through hole and is connected with the pressure plate through the locking nut.
4. A milling and clamping device as claimed in any one of claims 1 to 3, wherein the pin bushing is of at least one piece and the hold-down mechanism is of at least two pieces, wherein one pin bushing corresponds to at least two hold-down mechanisms, and wherein at least two of the hold-down mechanisms are spaced about the centre line of the quill.
5. The milling and clamping device as claimed in claim 3, characterized in that the surface of the working table is provided with a plurality of T-shaped grooves crosswise, and the heads of the T-shaped screws can be clamped in the T-shaped grooves.
6. The milling and clamping device as claimed in claim 1, wherein the second through hole is a long waist hole, and the length direction of the long waist hole is the axial direction of the second shaft sleeve.
7. The milling and clamping device as claimed in claim 1, characterized in that the end of the first sleeve connected to the second sleeve is provided with a disc, and two notches are arranged on the disc oppositely.
CN201910611973.1A 2019-07-08 2019-07-08 Milling and clamping device Active CN110216503B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910611973.1A CN110216503B (en) 2019-07-08 2019-07-08 Milling and clamping device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910611973.1A CN110216503B (en) 2019-07-08 2019-07-08 Milling and clamping device

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Publication Number Publication Date
CN110216503A CN110216503A (en) 2019-09-10
CN110216503B true CN110216503B (en) 2021-06-15

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Publication number Priority date Publication date Assignee Title
CN201231415Y (en) * 2007-11-01 2009-05-06 张勇毅 Alignment mechanism of combined clamp
CN202752892U (en) * 2012-07-24 2013-02-27 北汽福田汽车股份有限公司 Processing device of automobile splicing mould
CN104227443B (en) * 2014-08-06 2016-08-24 国营第六一六厂 For realizing the device that groove system module component is connected with hole system module component
CN105108527A (en) * 2015-09-01 2015-12-02 武汉船用机械有限责任公司 Horizontal boring and milling tool for crank pin disc and using method thereof
CN207043834U (en) * 2017-07-04 2018-02-27 西安飞机工业（集团）有限责任公司 A kind of activity orientation structure
CN108637748A (en) * 2018-07-31 2018-10-12 天津市天机液压机械股份有限公司 A kind of tooling for the drilling of gear pump valve deck
CN109176120B (en) * 2018-10-15 2024-03-26 一汽-大众汽车有限公司 Hoisting auxiliary positioning device

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