CN202752896U - Three-translocation multi-station location clamping device special for machining pump cover - Google Patents

Three-translocation multi-station location clamping device special for machining pump cover Download PDF

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Publication number
CN202752896U
CN202752896U CN 201220391163 CN201220391163U CN202752896U CN 202752896 U CN202752896 U CN 202752896U CN 201220391163 CN201220391163 CN 201220391163 CN 201220391163 U CN201220391163 U CN 201220391163U CN 202752896 U CN202752896 U CN 202752896U
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CN
China
Prior art keywords
machining
pump cover
rotating shaft
location
holes
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Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN 201220391163
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Chinese (zh)
Inventor
刘利冰
邢飚
刘利新
祝铁庄
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China Coal Zhangjiakou Coal Mining Machinery Co Ltd
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China Coal Zhangjiakou Coal Mining Machinery Co Ltd
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Priority to CN 201220391163 priority Critical patent/CN202752896U/en
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Publication of CN202752896U publication Critical patent/CN202752896U/en
Anticipated expiration legal-status Critical
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Abstract

The utility model relates to a location clamping device for machining a pump cover, in particular to a three-translocation multi-station location clamping device special for machining the pump cover. In the prior art, three independent moulds are used to machine the pump cover. The three independent moulds respectively clamp a front machining surface, a back machining surface and a 40 degrees angle surface of a part and the three surfaces of the part are machined independently. Due to the repeatedly changing of cutters, location error is large. Only one workpiece can be machined at one time. According to the three-translocation multi-station location clamping device special for machining the pump cover, a rotating shaft is fixed on a base plate through a front bearing seat and a rear bearing seat, the rotating shaft is connected with a machining platform through connecting blocks, the machining platform rotates round the rotating shaft and location and fixing are achieved through a location block. A plurality of location step holes are formed in the machining platform. A plurality of workpieces can be clamped and machined once through pressing plates and compression bolts. The three-translocation multi-station locating clamping device special for machining the pump cover has the advantages that the three machining surfaces of the plurality of workpieces can be machined by once clamping, machining precision and producing efficiency of machining products are improved, time for exchanging cutters is saved, labor intensity is lightened and loss for machine tool cutter exchanging is reduced.

Description

The special-purpose three transposition multistation positioning and clamping devices of processing pump cover
Technical field
The utility model relates to a kind of processing pump cover positioning and clamping device, special-purpose three transposition multistation positioning and clamping devices of a kind of processing pump cover specifically, be used for processing parts on numerical control machining center and CNC milling machine, realize the multi-angle location, the clamped one time processing of multi-work piece.
Background technology
In the processing of traditional pump cover, be utilize three respectively independently mold three processing planes of the positive and negative of part and 40 ° of angles are processed, need clamping three times, and processing must utilize frequently Tool Magazine in Machining Centers or artificial hand to move various cutters at every turn.The repeated clamping workpiece has caused very large position error, and the form and position tolerance of each size is difficult to guarantee between the machining accuracy of workpiece and three processing planes, has caused very large percent defective.And can only process a workpiece at every turn, and operating efficiency is very low, and labor intensity is large.
Summary of the invention
In order to overcome the repeated clamping workpiece that occurs in the existing pump cover processing and the problem that mismachining tolerance is large, percent defective is high, production efficiency is low, it is a kind of at numerical control machining center or the special-purpose three transposition multistation positioning and clamping devices of CNC milling machine processing pump cover that the utility model provides.Can in the clamped one time location, process maximum 12 workpiece, and in the clamped one time location, process each size of three processing planes of pump cover.
The technical scheme that its technical problem that solves the utility model adopts is: be comprised of base plate, left support piece, front-end bearing pedestal, rotating shaft, hold-down nut, rotation locating piece, location pin, clamp nut, pin, screw bolt seat, screw rod, right support piece, processing platform, hold-down bolt, pressing plate, contiguous block, rear bearing block; Be fixed with respectively left support piece and right support piece at the two ends, the left and right sides of base plate, the centre position of base plate rear and front end has been bolted respectively front-end bearing pedestal and rear bearing block; Rotating shaft one end is multidiameter, inserts in the dead eye of rear bearing block, and the other end is threaded, and passes the dead eye of front bearing; 2 contiguous blocks are enclosed within on the rotating shaft, and processing platform and 2 contiguous blocks are bolted and are fixed together;
The rotation locating piece is bent, is placed on the front-end bearing pedestal front end, and upper segment is horizontal block, which is provided with and the through hole of locating the large end of pin and cooperating; Rotation locating piece lower section bottom through hole is enclosed within on the rotating shaft, and fixes by hold-down nut;
The screw bolt seat lower end is threaded connection the lower right corner that is fixed on base plate, and the screw bolt seat upper end is provided with the groove with transverse holes; Screw rod one end has homalocephalus with holes to be inserted in the groove of screw bolt seat, and pin penetrates in the concentric circle holes of screw bolt seat, screw rod, and screw bolt seat is connected with screw rod, and the screw rod other end is provided with screw thread;
Processing platform is rectangle, the above is provided with a plurality of step locating holes, evenly distributes, and per two step locating holes are one group, be provided with screwed hole between two step locating holes in a group, pressing plate is fixed in two screwed holes between the step locating hole by hold-down bolt; Each step locating hole next door is provided with the boring locating hole; The processing platform lower right corner is provided with the groove that cooperates with screw rod (11).
Further, the horizontal range L that through hole to the lower section bottom that cooperates with the large end of location pin that described rotation locating piece upper segment is provided with is enclosed within the through hole center on the rotating shaft is 170mm, and vertical range H is 110mm; Described location pin end diameter is Φ 30mm.
The beneficial effects of the utility model are to have realized just can finishing 12 workpiece clamped one times the processing of three processing planes.Improve machining accuracy and the production efficiency of processing work, the plenty of time that has effectively reduced Tool Magazine in Machining Centers or changed manually various cutters, shortened auxiliary time of production.Alleviate workman's labour intensity and Tool Magazine in Machining Centers because long-term frequently automatic tool changer has prolonged the service life of Tool Magazine in Machining Centers to the loss that mechanical part brings.
Description of drawings
Fig. 1: the front view when being 40 ° on the special-purpose three transposition multistation positioning and clamping devices processing of the processing pump cover that the utility model proposes inclined-plane;
Fig. 2: the top view that is Fig. 1;
Fig. 3: the A-A cutaway view Amplified image that is Fig. 2;
Fig. 4: be the special-purpose three transposition multistation positioning and clamping devices processing of the processing pump cover pump cover front cavity structure schematic diagram that the utility model proposes;
Fig. 5: be the special-purpose three transposition multistation positioning and clamping devices processing of the processing pump cover pump cover reverse side cavity structure schematic diagram that the utility model proposes.
The specific embodiment
Among the figure: 1. base plate, 2. left support piece, 3. front-end bearing pedestal, 4. rotating shaft, 5. hold-down nut, 6. rotation locating piece, 7. location pin, 8. clamp nut, 9. pin, 10. screw bolt seat, 11. screw rods, 12. right support pieces, 13. processing platform, 14. hold-down bolts, 15. pressing plates, 16. contiguous blocks, 17. rear bearing block, 18. the boring locating hole, 40 ° of inclined holes of 19. pump covers, 20. pump covers.
Shown in Fig. 1~5, the special-purpose three transposition multistation clamping devices of processing pump cover are comprised of base plate 1, left support piece 2, front-end bearing pedestal 3, rotating shaft 4, hold-down nut 5, rotation locating piece 6, location pin 7, clamp nut 8, pin 9, screw bolt seat 10, screw rod 11, right support piece 12, processing platform 13, hold-down bolt 14, pressing plate 15, contiguous block 16, rear bearing block 17; Be fixed with respectively left support piece 2 and right support piece 12 at the two ends, the left and right sides of base plate 1, the centre position of base plate 1 rear and front end has been bolted respectively front-end bearing pedestal 3 and rear bearing block 17; Rotating shaft 4 one ends are multidiameter, insert in the dead eye of rear bearing block 17, and the other end is threaded, and passes the dead eye of front bearing 3; 2 contiguous blocks 16 are enclosed within on the rotating shaft 4, and processing platform 13 and 2 contiguous blocks 16 are bolted and are fixed together;
Rotation locating piece 6 is bent, is placed on front-end bearing pedestal 3 front ends, and upper segment is horizontal block, which is provided with and locates pin 7 and hold greatly the through holes that cooperate; Rotation locating piece 6 lower section bottom through holes are enclosed within on the rotating shaft 4, and fixing by hold-down nut 5;
In order to make processing platform 13 and base plate 1 can form 40 ° of angles, the horizontal range L that through hole to the lower section bottom that cooperates with the large end of location pin that rotation locating piece upper segment is provided with is enclosed within the through hole center on the rotating shaft is 170mm, and vertical range H is 110mm; Described location pin end diameter is Φ 30mm.
Screw bolt seat 10 lower ends are threaded connection the lower right corner that is fixed on base plate 1, and screw bolt seat 10 upper ends are provided with the groove with transverse holes; Screw rod 11 1 ends have homalocephalus with holes to be inserted in the groove of screw bolt seat 10, and pin 9 penetrates in the concentric circle holes of screw bolt seat 10, screw rod 11, and screw bolt seat 10 is connected with screw rod 11, and screw rod 11 other ends are provided with screw thread;
Processing platform (13) is rectangle, the above is provided with 12 step locating holes, evenly distributes, and per two step locating holes are one group, be provided with screwed hole between two step locating holes in a group, pressing plate 15 is fixed in two screwed holes between the step locating hole by hold-down bolt 14; Each step locating hole next door is provided with boring locating hole 18; Processing platform 13 lower right corner are provided with the groove that cooperates with screw rod (11).
Specific process is as follows:
The special-purpose three transposition multistation positioning and clamping devices of processing pump cover are placed on the workbench of numerical control machining center or CNC milling machine, 12 pump covers are put into respectively 12 step locating holes from the rear portion of processing platform 13, with hold-down bolt 14 pressing plate 15 is pressed in the screwed hole on the processing platform 13.
Processing pump cover front die cavity: as shown in Figure 4, to rotate first locating piece 6 goes on the left-side bottom 1, again processing platform 13 is gone on the right support piece 12 on right side, with bolt processing platform 13 is pressed on the platen, at this moment processing platform 13 becomes 0 ° of location with base plate 1 angle, (this moment is assembling and positioning pin 7 not), pump cover front die cavity upwards begin to process one by one the inside die cavity of each pump cover.After machining, the bolt that is pressed on the workbench is unclamped.
40 ° of inclined holes of processing pump cover: as shown in Figure 1, will rotate locating piece 6 and go to the right side, rotation locating piece 6 horizontal block place on the trapezoid platform of front-end bearing pedestal 3 right-hand members; Lift processing platform 13, will locate pin 7 large ends and insert in the rotation locating piece upper segment through hole, again processing platform 13 is pressed on pin 7 small ends of location; Screw rod 11 is rotated to the position vertical with base plate 1 around screw bolt seat 10, insert in the groove in processing platform 13 lower right corner, nut 8 screws in screw rod 11, processing platform 13 is pressed on pin 7 small ends of location, 1 one-tenth 40 ° of angle of this moment processing platform 13 and base plate are processed 40 ° of inclined holes 19 of pump cover one by one by the boring locating hole 18 on the processing platform 13.
Processing pump cover reverse side screw counterbore: as shown in Figure 5, unclamp nut 8, put down screw rod 11 to base plate 1 right-hand member, processing platform 13 is gone on the left support piece 2, with bolt processing platform 13 is pressed on the platen, at this moment processing platform 13 and 1 one-tenth 180 ° of base plates, pump cover reverse side die cavity are upwards, (this moment is assembling and positioning pin 7 not), each pump cover reverse side screw counterbore is processed in beginning one by one.By 3 rotation location of processing platform 13, just finished the processing to 12 pump covers, 3 diverse locations in the clamped one time location like this.
Obviously, above-described embodiment of the present utility model only is for the utility model example clearly is described, and is not to be restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here can't give all embodiments exhaustive.Everyly belong to the row that apparent variation that the technical solution of the utility model extends out or change still are in protection domain of the present utility model.

Claims (2)

1. the special-purpose three transposition multistation positioning and clamping devices of processing pump cover is characterized in that: by base plate (1), left support piece (2), front-end bearing pedestal (3), rotating shaft (4), hold-down nut (5), rotation locating piece (6), location pin (7), clamp nut (8), pin (9), screw bolt seat (10), screw rod (11), right support piece (12), processing platform (13), hold-down bolt (14), pressing plate (15), contiguous block (16), rear bearing block (17) forms; Be fixed with respectively left support piece (2) and right support piece (12) at the two ends, the left and right sides of base plate (1), the centre position of base plate (1) rear and front end has been bolted respectively front-end bearing pedestal (3) and rear bearing block (17); Rotating shaft (4) one ends are multidiameter, insert in the dead eye of rear bearing block (17), and the other end is threaded, and passes the dead eye of front bearing (3); 2 contiguous blocks (16) are enclosed within on the rotating shaft (4), and processing platform (13) is bolted with 2 contiguous blocks (16) and is fixed together;
Rotation locating piece (6) is bent, is placed on front-end bearing pedestal (3) front end, and upper segment is horizontal block, which is provided with and locates pin (7) and hold greatly the through hole that cooperates; Rotation locating piece (6) lower section bottom through hole is enclosed within on the rotating shaft (4), and fixing by hold-down nut (5);
Screw bolt seat (10) lower end is threaded connection the lower right corner that is fixed on base plate (1), and screw bolt seat (10) upper end is provided with the groove with transverse holes; Screw rod (11) one ends have homalocephalus with holes to be inserted in the groove of screw bolt seat (10), pin (9) penetrates in the concentric circle holes of screw bolt seat (10), screw rod (11), screw bolt seat (10) is connected with screw rod (11), and screw rod (11) other end is provided with screw thread;
Processing platform (13) is rectangle, the above is provided with a plurality of step locating holes, evenly distribute, per two step locating holes are one group, be provided with screwed hole between two step locating holes in a group, pressing plate (15) is fixed in two screwed holes between the step locating hole by hold-down bolt (14); Each step locating hole next door is provided with boring locating hole (18); Processing platform (13) lower right corner is provided with the groove that cooperates with screw rod (11).
2. special-purpose three transposition multistation positioning and clamping devices of a kind of processing pump cover as claimed in claim 1, it is characterized in that: the horizontal range L that through hole to the lower section bottom that cooperates with the large end of location pin (7) that described rotation locating piece (6) upper segment is provided with is enclosed within the through hole center on the rotating shaft (4) is 170mm, and vertical range H is 110mm; Described location pin (7) end diameter is Φ 30mm.
CN 201220391163 2012-07-31 2012-07-31 Three-translocation multi-station location clamping device special for machining pump cover Expired - Fee Related CN202752896U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220391163 CN202752896U (en) 2012-07-31 2012-07-31 Three-translocation multi-station location clamping device special for machining pump cover

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220391163 CN202752896U (en) 2012-07-31 2012-07-31 Three-translocation multi-station location clamping device special for machining pump cover

Publications (1)

Publication Number Publication Date
CN202752896U true CN202752896U (en) 2013-02-27

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Application Number Title Priority Date Filing Date
CN 201220391163 Expired - Fee Related CN202752896U (en) 2012-07-31 2012-07-31 Three-translocation multi-station location clamping device special for machining pump cover

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109624575A (en) * 2018-11-29 2019-04-16 陈泽华 A kind of high efficiency high-density graphite carving and milling machine easy to process taken

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109624575A (en) * 2018-11-29 2019-04-16 陈泽华 A kind of high efficiency high-density graphite carving and milling machine easy to process taken

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130227

Termination date: 20160731

CF01 Termination of patent right due to non-payment of annual fee