CN203141130U - Machining and clamping tool for cross coupling workpiece - Google Patents

Machining and clamping tool for cross coupling workpiece Download PDF

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Publication number
CN203141130U
CN203141130U CN 201320091309 CN201320091309U CN203141130U CN 203141130 U CN203141130 U CN 203141130U CN 201320091309 CN201320091309 CN 201320091309 CN 201320091309 U CN201320091309 U CN 201320091309U CN 203141130 U CN203141130 U CN 203141130U
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CN
China
Prior art keywords
pin
locating piece
shaft coupling
base plate
time locating
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Active
Application number
CN 201320091309
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Chinese (zh)
Inventor
薛玉田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FUZHOU JULI MOTOR PARTS Co Ltd
Original Assignee
FUZHOU JULI MOTOR PARTS Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Priority to CN 201320091309 priority Critical patent/CN203141130U/en
Application granted granted Critical
Publication of CN203141130U publication Critical patent/CN203141130U/en
Active legal-status Critical Current
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Abstract

The utility model discloses a machining and clamping tool for a cross coupling workpiece, which comprises a bottom plate. Both sides of the bottom plate are respectively provided with a first lower positioning block and a third lower positioning block along the X-axis direction; along the Y-axis direction, one end of the bottom plate is provided with a first lateral positioning block and a floating auxiliary positioning mechanism and the other end of the bottom plate is provided with second and third lateral positioning blocks, a second lower positioning block and a hydraulic clamping device corresponding to the second lower positioning block; the cross coupling workpiece is arranged on the first, second and third lower positioning blocks and is supported by three points; and an auxiliary clamping mechanism is arranged on the bottom plate and between the floating auxiliary positioning mechanism and the third lower positioning block. After the machining and clamping tool disclosed by the utility model is adopted, machining on all machined surfaces of the cross coupling workpiece can be completed only by clamping the cross coupling workpiece for once, so that the set number of fixtures and clamping time are reduced, an error generated by repeated positioning is also reduced, machining accuracy and size stability are improved and production efficiency is also improved.

Description

A kind of processing clamping tool of cross shaft coupling workpiece
Technical field
The utility model relates to machining clamping tool field, relates in particular to a kind of processing clamping tool of cross shaft coupling workpiece.
Background technology
The cross shaft coupling is the important accessory of anti-rotation mechanism in the swirl type cold compressor, and it is simple in structure, but because cross shaft coupling wall is thin, processing difficulties, very easily distortion.In the prior art, the general employing at twice of the cross shaft coupling fine finishining of the thin-wall construction that some are big processed, plane and the step of time processing cross shaft coupling front portion, the plane of another time processing cross shaft coupling reverse side part needs twice clamping to locate and the tool setting debugging.Twice clamping location can increase the clamping position error; And the cross shaft coupling of thin-wall construction is subjected to the clamping force influence of different directions when twice clamping location, makes the distortion of cross shaft coupling easily, thereby makes the cross shaft coupling precision that processes low.
Also have at present by rotation-indexing table and a plurality of positioning fixture are set and realize a clamping processing of cross shaft coupling, but because need arrange rotation-indexing table and a plurality of positioning fixture, not only the processing cost height also increases the operation easier of processing.
Summary of the invention
It is low that the purpose of this utility model provides a kind of processing cost, and process operation is convenient, the processing clamping tool of the cross shaft coupling workpiece that machining accuracy is high.
For achieving the above object, the utility model adopts following technical scheme: a kind of processing clamping tool of cross shaft coupling workpiece, it comprises base plate, described base plate both sides are respectively equipped with first time locating piece and the 3rd time locating piece along X-direction, first time locating piece and the 3rd time locating piece correspondence respectively are provided with hydraulic compressing device, base plate is provided with the first side locating piece along Y direction one end, the cylinder hold down gag of floating type assist location mechanism and corresponding floating type assist location mechanism, the other end is provided with second, the 3rd side locating piece, the hydraulic clamp of second time locating piece and corresponding second time locating piece, cross shaft coupling workpiece places first, second, by supported at three point, between floating type assist location mechanism and the 3rd time locating piece, also be provided with auxiliary clamp mechanism on the base plate on the 3rd time locating piece.
In the utility model, adopt first, second, third side locating piece to limit cross shaft coupling workpiece along the one-movement-freedom-degree of X, Y direction, around the rotary freedom of Z-direction; Adopt first, second, third time locating piece to limit cross shaft coupling workpiece around the rotary freedom of X, Y direction, along the one-movement-freedom-degree of Z-direction.
The utility model also arranges floating type assist location mechanism.When the work of floating type assist location mechanism, it upwards withstands on the cross shaft coupling workpiece, can solve the processing dimension problem of unstable that causes because workpiece is yielding.
In order to increase reliability of positioning, the utility model arranges auxiliary clamp mechanism between the floating type assist location mechanism of base plate and the 3rd time locating piece.
Described floating type assist location mechanism comprises unsteady supporting seat, pin and another cylinder float, the supporting seat that floats is fixedlyed connected with base plate, unsteady supporting seat vertically is provided with perforate, unsteady pin is embedded in perforate, and be arranged with the compression spring outside the pin bottom of floating, also be provided with the pin that draws that laterally places in the unsteady supporting seat, draw pin to wear the pin that floats, drawing pin one end is flared end, the necking end of the other end for progressively dwindling, necking end is connected with the flexible end of another cylinder, when another cylinder shrinks fully, draw flared end and the unsteady pin contacts of pin, the pin jack-up of will floating; When another cylinder stretches out fully, draw necking end and the unsteady pin contacts of pin, the pin that floats sinks.
Described auxiliary clamp mechanism comprises slide and slide bar, slide is fixedlyed connected with base plate, slide bar laterally is located in the slide, slide bar one end extends slide, add man-hour this elongated end and be closely against cross shaft coupling workpiece, be arranged with the compression spring on this elongated end, this elongated end also is provided with the limited block of spacing compression spring.
Corresponding cross shaft coupling workpiece is provided with special-purpose milling cutter in the utility model.
Adopt processing clamping tool of the present utility model, cross shaft coupling workpiece only needs clamping once, can finish the processing of all machined surfaces of cross shaft coupling, anchor clamps tricks and clamping time have not only been reduced, also reduced the error that resetting produces, improve machining accuracy and dimensional stability, also improved production efficiency simultaneously.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Fig. 1 is the plan structure schematic diagram of the processing clamping tool of the utility model cross shaft coupling workpiece;
Fig. 2 is the side-looking structural representation of the processing clamping tool of the utility model cross shaft coupling workpiece;
Fig. 3 is the structural representation of the floating type assist location of the utility model mechanism;
Fig. 4 is the structural representation of the auxiliary clamp mechanism of the utility model.
The specific embodiment
Below in conjunction with the specific embodiment the utility model is described in further detail:
As Fig. 1 or shown in Figure 2, the processing clamping tool of a kind of cross shaft coupling of the utility model workpiece, it comprises base plate 1, described base plate 1 both sides are respectively equipped with first time locating piece 4 and the 3rd time locating piece 5 along X-direction, first time locating piece 4 and the 3rd time locating piece 5 correspondence respectively are provided with hydraulic compressing device 41,51, base plate is provided with the first side locating piece 6 along Y direction one end, the cylinder hold down gag 71 of floating type assist location mechanism 7 and corresponding floating type assist location mechanism 7, the other end is provided with second, the 3rd side locating piece 8,9, the hydraulic clamp 101 of second time locating piece 10 and corresponding second time locating piece 10, cross shaft coupling workpiece 3 places first, second, the 3rd time locating piece 4,5, by supported at three point, between floating type assist location mechanism 7 and the 3rd time locating piece 5, also be provided with auxiliary clamp mechanism 11 on the base plate 1 on 10.
In the utility model, adopt first, second, third side locating piece 6,8,9 to limit cross shaft coupling workpiece 3 along the one-movement-freedom-degree of X, Y direction, around the rotary freedom of Z-direction; Adopt first, second, third time locating piece 4,5,10 to limit cross shaft coupling workpiece around the rotary freedom of X, Y direction, along the one-movement-freedom-degree of Z-direction.
As shown in Figure 3, described floating type assist location mechanism 7 comprises the supporting seat 72 that floats, pin 73 and another cylinder 74 float, the supporting seat 72 that floats is fixedlyed connected with base plate 1, the supporting seat 72 that floats vertically is provided with perforate 75, the pin 73 that floats is embedded in perforate 75, and be arranged with compression spring 76 outside pin 73 bottoms of floating, float also be provided with in the supporting seat 72 laterally place draw pin 77, draw pin 77 to wear the pin 73 that floats, drawing pin 77 1 ends is flared end 771, the necking end 772 of the other end for progressively dwindling, necking end 772 is connected with the flexible end of another cylinder 74, when another cylinder 74 shrinks fully, draw the flared end 771 of pin 77 to contact pin 73 jack-up of to float with the pin 73 that floats; When another cylinder 74 stretches out fully, draw the necking end 772 of pin 77 to contact with the pin 73 that floats, the pin 73 that floats sinks.
As shown in Figure 4, described auxiliary clamp mechanism 11 comprises slide 111 and slide bar 112, slide 111 is fixedlyed connected with base plate 1, slide bar 112 laterally is located in the slide 111, slide bar 112 1 ends extend slide 111, add man-hour this elongated end 113 and be closely against cross shaft coupling workpiece 3, be arranged with compression spring 114 on this elongated end 113, this elongated end 113 also is provided with the limited block 115 of spacing compression spring 114.Add man-hour, earlier manually toward promoting slide bar 112 away from base plate 1 direction, after cross shaft coupling workpiece 3 is put on the workbench 2, decontrol slide bar 112, compression spring 114 resets slide bar 112, and the elongated end 113 of slide bar 112 compresses cross shaft coupling workpiece 3.
Corresponding cross shaft coupling workpiece 3 is provided with special-purpose milling cutter 2 in the utility model.
Described cross shaft coupling workpiece 3 adds man-hour, earlier cross shaft coupling workpiece 3 is placed on first, second, third time locating piece 4,5,10, simultaneously first, second, third side locating piece 6,8,9 is aimed at cross shaft coupling workpiece 3, and lean with cross shaft coupling workpiece 3, to assist clamp mechanism 11 to be closely against cross shaft coupling workpiece 3 again, further guarantee that second, third side locating piece 8,9 aims at cross shaft coupling workpiece 3, and then the hydraulic clamp mechanism 41,51,101 that opens each time locating piece correspondence respectively is fixed cross shaft coupling workpiece 3.At last by cylinder hold down gag 71, drive floating type assist location mechanism 7 and further support cross shaft coupling workpiece 3, guarantee that cross shaft coupling workpiece 3 is not yielding in process.

Claims (3)

1. the processing clamping tool of a cross shaft coupling workpiece, it comprises base plate, it is characterized in that; Described base plate both sides are respectively equipped with first time locating piece and the 3rd time locating piece along X-direction, first time locating piece and the 3rd time locating piece correspondence respectively are provided with hydraulic compressing device, base plate is provided with the first side locating piece along Y direction one end, the cylinder hold down gag of floating type assist location mechanism and corresponding floating type assist location mechanism, the other end is provided with second, the 3rd side locating piece, the hydraulic clamp of second time locating piece and corresponding second time locating piece, cross shaft coupling workpiece places first, second, by supported at three point, between floating type assist location mechanism and the 3rd time locating piece, also be provided with auxiliary clamp mechanism on the base plate on the 3rd time locating piece.
2. the processing clamping tool of cross shaft coupling workpiece according to claim 1, it is characterized in that: described floating type assist location mechanism comprises unsteady supporting seat, pin and another cylinder float, the supporting seat that floats is fixedlyed connected with base plate, unsteady supporting seat vertically is provided with perforate, unsteady pin is embedded in perforate, and be arranged with the compression spring outside the pin bottom of floating, also be provided with the pin that draws that laterally places in the unsteady supporting seat, draw pin to wear the pin that floats, drawing pin one end is flared end, the necking end of the other end for progressively dwindling, necking end is connected with the flexible end of another cylinder, when another cylinder shrinks fully, draw flared end and the unsteady pin contacts of pin, the pin jack-up of will floating; When another cylinder stretches out fully, draw necking end and the unsteady pin contacts of pin, the pin that floats sinks.
3. the processing clamping tool of cross shaft coupling workpiece according to claim 1, it is characterized in that: described auxiliary clamp mechanism comprises slide and slide bar, slide is fixedlyed connected with base plate, slide bar laterally is located in the slide, slide bar one end extends slide, add man-hour this elongated end and be closely against cross shaft coupling workpiece, be arranged with the compression spring on this elongated end, this elongated end also is provided with the limited block of spacing compression spring.
CN 201320091309 2013-02-28 2013-02-28 Machining and clamping tool for cross coupling workpiece Active CN203141130U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320091309 CN203141130U (en) 2013-02-28 2013-02-28 Machining and clamping tool for cross coupling workpiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320091309 CN203141130U (en) 2013-02-28 2013-02-28 Machining and clamping tool for cross coupling workpiece

Publications (1)

Publication Number Publication Date
CN203141130U true CN203141130U (en) 2013-08-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320091309 Active CN203141130U (en) 2013-02-28 2013-02-28 Machining and clamping tool for cross coupling workpiece

Country Status (1)

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CN (1) CN203141130U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106239207A (en) * 2016-08-18 2016-12-21 天津爱田汽车部件有限公司 Face tool for processing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106239207A (en) * 2016-08-18 2016-12-21 天津爱田汽车部件有限公司 Face tool for processing
CN106239207B (en) * 2016-08-18 2018-10-02 天津爱田汽车部件有限公司 Face tool for processing

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CP03 Change of name, title or address

Address after: 350000 No.3 comprehensive office building, No.8, Shangmao Avenue, Nantong town, Minhou County, Fuzhou City, Fujian Province

Patentee after: Fujian Huawei Juquan Precision Technology Co., Ltd

Address before: Jinan District Fuk new road 350000 Fuzhou city of Fujian Province, No. 245

Patentee before: FUZHOU JULI MOTOR PARTS Co.,Ltd.

CP03 Change of name, title or address