CN202684550U - Semi-automatic fixture used for machine tool - Google Patents

Semi-automatic fixture used for machine tool Download PDF

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Publication number
CN202684550U
CN202684550U CN 201220299251 CN201220299251U CN202684550U CN 202684550 U CN202684550 U CN 202684550U CN 201220299251 CN201220299251 CN 201220299251 CN 201220299251 U CN201220299251 U CN 201220299251U CN 202684550 U CN202684550 U CN 202684550U
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CN
China
Prior art keywords
connecting rod
hydraulic cylinder
slide
rod
clamp body
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Expired - Fee Related
Application number
CN 201220299251
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Chinese (zh)
Inventor
张艳飞
李晓莹
李光涛
赵小军
肖同新
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Northwestern Polytechnical University
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Northwestern Polytechnical University
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Priority to CN 201220299251 priority Critical patent/CN202684550U/en
Application granted granted Critical
Publication of CN202684550U publication Critical patent/CN202684550U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a semi-automatic fixture used for a machine tool. Two ends of a fixture body are fixedly connected with connecting rod supporting seats, a positioning block is arranged on the centre part of the fixture body, positioning flat plates are fixed on two sides of the positioning block, and sliding seats and arc-shaped pressing blocks are positioned on two ends of the positioning block; a foundation type hydraulic cylinder is fixedly arranged on a hydraulic cylinder seat in the fixture body, a connecting rod sliding seat are arranged on the top of the hydraulic cylinder seat, two sides of the hydraulic cylinder seat are provided with supporting rods, and a hydraulic cylinder piston rod is hinged with a lug of the connecting rod sliding seat through a threaded connection rod; two rotating rods are connected with the supporting rods at the two sides of the hydraulic cylinder seat; one end of each rotating rod is fixedly connected with the connecting rod sliding seat, the other end of each rotating rod is respectively connected with a centre connecting rod, the centre connecting rods are respectively connected with push rods, and each push rod is fixedly connected with the connecting rod supporting seats and the sliding seats on the two ends of the fixture body. The semi-automatic fixture used for the machine tool disclosed by the utility model has a compact structure, the clamp is reliable, the generality is strong, a plurality of workpieces can be processed at the same time by the reasonable and quick clamping, the processing efficiency can be improved, and the work intensity of an operator can be reduced at the same time.

Description

A kind of semi-automatic clamp for lathe
Technical field
The utility model relates to a kind of anchor clamps, specifically, relates to a kind of semi-automatic clamp for lathe.Belong to Machine Design and tooling device technical field.
Background technology
At present, at home and abroad in the mechanical processing industry, Computer Aided Fixture Design (CAFD) constantly is applied in Product Process equipment and the jig Design, and it has not only overcome the shortcoming of conventional brace design, reduce designer's labour intensity, and improved the quality of jig Design.Chinese scholars is own through having carried out a lot of research at the CAFD technical elements, as take SolidWorks software as platform, set up first anchor clamps standardized element parametrization physical model storehouse, then for different anchor clamps, secondary development goes out non-standard component physical model storehouse, after obtaining the three-dimensional entity model of assembly by virtual assembling again, obtain producing the two-dimensional engineering graphic of using in the reality through figure conversion and technical staff's modification, the design of this anchor clamps is very beneficial for improving the jig Design operating efficiency.
Existing disclosed document, in " flat panel workpieces fast vacuum clamped design " (" Chinese New Products " 11 phases in 2009) literary composition, a kind of fast clamp scheme has been proposed, this scheme considers the characteristics of flat-type workpiece, adopt the vacuum mode holding workpiece, workbench and the rotary feed of workpiece constant speed, single station clamping, multistation are processed continuously, vacuum air-channel distributes and switches full automation, according to the kind of workpiece, the difference of structure, adopt the quick-clamping mode, can effectively enhance productivity and reduce working strength.
A kind of fixture for vertical milling machine is disclosed among the patent CN201799881U, this fixture for vertical milling machine comprises fixed support plate, adjustable round end supporting nail, fixed support plate is fixedly mounted on the left and right sides, base top, and adjustable round end supporting nail is arranged on the base lower middle position; Clamping device comprises hinged support bar, hinge connecting rod, rotation briquetting, pull bar, open washer, band shoulder nut, hinged support bar, pull bar lay respectively at the left and right sides, base middle part, hinge connecting rod one end and hinged support bar are flexibly connected by hinge, the other end is loaded on pull bar, and rotation briquetting suit is also spacing at the hinge connecting rod.A kind of fraise jig has been described among the patent CN202010810U, comprise the base of falling the T-shape, vertical lever, eccentric wheel, girt and open washer in these anchor clamps, as positioning datum, and utilize eccentric self-locking property clamping work pieces with machining hole on the workpiece; These anchor clamps mainly are applicable to little, the in irregular shape workpiece of clamping volume.These anchor clamps adopt the single-piece hand-operated clamping, and clamping efficient is low, and operating personnel use operation inconvenience.
The utility model content
For existing plate class, the deficiency that the end face process technology of strip class workpiece exists, especially many processing are higher in the clamping force requirement, rational quick-clamping, the problem of enhancing productivity.The utility model proposes a kind of compact conformation, clamping reliably, efficiently, the semi-automatic clamp that is used for lathe of highly versatile.
The technical scheme that its technical problem that solves the utility model adopts is: comprise clamp body, locating piece, location panel, arc briquetting, slide, T shape slide block, connecting rod support, push rod, intermediate connecting rod, swingle, support bar, hydraulic cylinder seat, whorl brace rod, piston rod, connecting rod slide, lower margin formula hydraulic cylinder, sliding axle;
Described clamp body is the rectangle housing, and two ends are provided with connecting rod support on the clamp body, position in the middle of locating piece is fixed on the clamp body, and location panel is installed in the both sides of locating piece, and slide and arc briquetting are connected and are positioned at the locating piece two ends; Lower margin formula hydraulic cylinder is fixedly mounted on the interior hydraulic cylinder seat of clamp body, and the connecting rod slide is arranged on hydraulic cylinder seat top, and hydraulic cylinder seat both sides are provided with support bar, and hydraulic cylinder piston rod is threaded connection bar and connecting rod slide lug is hinged.
Described swingle is two, and respectively there is connecting hole at the swingle two ends, and middle boss is provided with centre bore, is connected with hydraulic cylinder seat supported on both sides bar by back shaft; One end of two swingles is connected on the connecting rod slide by sliding axle respectively, and the other end of two swingles is connected with two intermediate connecting rods, one end respectively, and the two intermediate connecting rod other ends are connected with push rod respectively; Each push rod respectively with clamp body on the connecting rod support at two ends be fixedly connected with slide.
Described connecting rod support is the L shaped plate part, and the base plate of connecting rod support and side plate connecting portion are provided with reinforcement, and side plate is provided with two lugs with holes.
Described connecting rod slide is T shape structure, and the middle part has transverse concave groove, and the groove biside plate is provided with the slide slot of symmetrical hollow out, and connecting rod slide bottom arranges lug, and lug is provided with centre bore.
The clamp operation course of work is: piston rod moves downward, piston rod is threaded connection bar drivening rod slide and moves downward, connecting rod slide driven rotary bar left end upwards rotates, swingle drives intermediate connecting rod and moves upward, intermediate connecting rod drives the push rod that is connected with slide and moves right, push rod slides the slide level to the right, thereby makes the realization of arc briquetting to the clamping of workpiece.
The unloading operation course of work is: piston rod moves upward, piston rod is threaded connection bar drivening rod slide and moves upward, connecting rod slide driven rotary bar left end rotates, swingle drives intermediate connecting rod and moves downward, intermediate connecting rod drives the push rod that is connected with slide and is moved to the left, push rod slides the slide level left, thereby makes the arc briquetting realize loosening workpiece.
Beneficial effect
The utility model is used for the semi-automatic clamp of lathe, is that a kind of compact conformation, clamping are reliable, efficient, the semi-automatic clamp of highly versatile.Can process simultaneously many workpiece, reasonably quick-clamping can improve processing work efficient, also can alleviate operating personnel's working strength simultaneously.
Description of drawings
Below in conjunction with drawings and embodiments a kind of semi-automatic clamp for lathe of the utility model is described in further detail.
Fig. 1 is the semi-automatic clamp stereogram that the utility model is used for lathe.
Fig. 2 is the top view that the utility model is used for the semi-automatic clamp of lathe.
Fig. 3 is the semi-automatic clamp cutaway view that the utility model is used for lathe.
Fig. 4 is connecting rod slide schematic diagram of the present utility model.
Fig. 5 is hydraulic cylinder seat schematic diagram of the present utility model.
Among the figure:
1. positioning key 2. clamp bodies 3. swingles 4. minor axises 5. intermediate connecting rods 6. connecting rod slides 7. sliding axles 8. connecting rod supports 9. major axis 10. push rods 11. slides 12. soket head cap screw 13.T shape slide blocks 14. arc briquettings 15. are sold 16. location panels, 17. locating pieces, 18. back shafts, 19. support bars, 20. hinge axis, 21. whorl brace rods, 22. piston rods, 23. screws, 24. lower margin formula hydraulic cylinders, 25. feeler blocks, 26. hydraulic cylinder seats
The specific embodiment
The present embodiment is a kind of semi-automatic clamp for lathe.These anchor clamps are many workpiece of clamping simultaneously, Automatic-clamping, and clamping range is larger, can not only improve working (machining) efficiency, also can reduce operating personnel's working strength simultaneously.
Consult Fig. 1, Fig. 2, Fig. 3, Fig. 5, the utility model comprises positioning key 1, clamp body 2, swingle 3, minor axis 4, intermediate connecting rod 5, connecting rod slide 6, sliding axle 7, connecting rod support 8, major axis 9, push rod 10, slide 11, soket head cap screw 12, T shape slide block 13, arc briquetting 14, pin 15, location panel 16, locating piece 17, back shaft 18, support bar 19, hinge axis 20, whorl brace rod 21, piston rod 22, screw 23, lower margin formula hydraulic cylinder 24, feeler block 25, hydraulic cylinder seat 26 take clamp body as main support mechanism; Clamp body 2 is the rectangle housing, two ends are provided with connecting rod support 8 on the clamp body 2, position in the middle of locating piece 17 is fixedly mounted on the clamp body 2 by screw, location panel 16 is fixedly mounted on the both sides of locating piece 17 on the clamp body 2 by screw, and and locating piece 17 leave larger gap, be convenient to scrap fallaway and cutting fluid, improve machining accuracy.Slide 11 is fixedly connected with arc briquetting 14 and is positioned at locating piece 17 two ends; Lower margin formula hydraulic cylinder 24 is fixedly mounted on the clamp body 2 interior hydraulic cylinder seats 26 by screw 23, and connecting rod slide 6 is arranged on hydraulic cylinder seat 26 tops, and hydraulic cylinder seat 26 both sides are provided with support bar 19, and respectively there is an installing hole at support bar 19 two ends; It is hinged with connecting rod slide 6 lugs that hydraulic cylinder piston rod 22 is threaded connection bar 21; Swingle 3 is two, and respectively there is connecting hole at swingle 3 two ends, and middle boss is provided with centre bore, is connected with hydraulic cylinder seat 26 supported on both sides bars 19 by back shaft 18; One end of two swingles 3 is connected on the connecting rod slide 6 by sliding axle 7 respectively, and the other end of two swingles 3 is connected with two intermediate connecting rods, 5 one ends respectively, and two intermediate connecting rods, 5 other ends are connected with push rod 10 respectively; Each push rod 10 respectively with clamp body 2 on the connecting rod support 8 at two ends be fixedly connected with slide 11.
Connecting rod support 8 is the L shaped plate part, and the base plate of connecting rod support 8 and side plate connecting portion are provided with reinforcement, and side plate is provided with two lugs with holes.
As shown in Figure 4, connecting rod slide 6 is T shape structure, and the middle part has transverse concave groove, and the groove biside plate is provided with the slide slot of symmetrical hollow out, and connecting rod slide 6 bottoms arrange lug, and lug is provided with centre bore.
As shown in Figure 3, described push rod 10 has four, and left and right two intermediate connecting rods 5 are connected with push rod 10 1 ends respectively, and four push rod 10 other ends are fixedly connected with slide 11 with the hard-wired connecting rod support 8 in clamp body 2 tops separately.Connecting rod support 8 is fixed by screws on the clamp body 2.Arc briquetting 14 realizes and being connected of slide 11 by pin 15, and slide 11 is connected with T shape slide block 13 by soket head cap screw 12, and T shape slide block 13 is installed in the T-slot of clamp body 2, the horizontal slip in the T-slot of clamp body 2 of T shape slide block 13.
The transmission of clamping force mainly is delivered on the whorl brace rod 21 by the power on the piston rod 22, power on the whorl brace rod 21 is delivered on the connecting rod slide 6, power on the connecting rod slide 6 is delivered on the swingle 3, power on the swingle 3 is delivered on the intermediate connecting rod 5, power on the intermediate connecting rod 5 is delivered on the push rod 10, and the power on the push rod 10 is delivered on the slide 11, and the power on the slide 11 is delivered on the arc briquetting 14, power on the arc briquetting 14 is delivered on the workpiece, realizes the clamping of workpiece by the transmission of power.Anchor clamps carry out location and installation by positioning key 1 at lathe, and each parts is symmetrical on the clamp body 2 installs.
As shown in Figure 2, feeler block 25 is installed on the clamp body 2 by screw.
The clamp operation course of work is: piston rod 22 moves downward, piston rod 22 is threaded connection bar 21 drivening rod slides 6 and moves downward, connecting rod slide 6 driven rotary bars 3 right-hand members rotate, the left end of swingle 3 drives intermediate connecting rod 5 and moves upward, intermediate connecting rod 5 drives the push rod 10 that is connected with slide 11 and moves right, push rod 10 slides slide 11 levels to the right, thus the clamping that arc briquetting 14 is realized workpiece.
The unloading operation course of work is: piston rod 22 moves upward, piston rod 22 is threaded connection bar 21 drivening rod slides 6 and moves upward, connecting rod slide 6 driven rotary bars 3 right-hand members upwards rotate, the left end of swingle 3 drives intermediate connecting rod 5 and moves downward, intermediate connecting rod 5 drives the push rod 10 that is connected with slide 11 and is moved to the left, push rod 10 slides slide 11 levels left, thereby makes arc briquetting 14 realize loosening workpiece.
The utility model anchor clamps also can use at milling machine, and anchor clamps carry out location and installation by positioning key 1 at milling machine, leave two nut holes at the substrate of clamp body 2, realize the fastening of anchor clamps by two nut holes.Working method: the piston rod 22 in the hydraulic cylinder moves downward, piston rod 22 is threaded connection bar 21 drivening rod slides 6 and moves downward, connecting rod slide 6 driven rotary bars 3 right-hand members rotate, the left end of swingle 3 drives intermediate connecting rod 5 and moves upward, intermediate connecting rod 5 drives the push rod 10 that is connected with slide 11 and moves right, push rod 10 slides slide 11 levels to the right, thus the clamping that arc briquetting 14 is realized workpiece.Workpiece adds man-hour, and cutter carries out tool setting by feeler block 25, then to the workpiece end face milling.After milling is finished, piston rod 22 in the control hydraulic cylinder moves upward, piston rod 22 is threaded connection bar 21 drivening rod slides 6 and moves upward, connecting rod slide 6 driven rotary bars 3 right-hand members upwards rotate, the left end of swingle 3 drives intermediate connecting rod 5 and moves downward, and intermediate connecting rod 5 drives the push rod 10 that is connected with slide 11 and is moved to the left, and push rod 10 slides slide 11 levels left, make arc briquetting 14 realize the loosening of workpiece finished processing.

Claims (3)

1. a semi-automatic clamp that is used for lathe is characterized in that: comprise clamp body, locating piece, location panel, arc briquetting, slide, T shape slide block, connecting rod support, push rod, intermediate connecting rod, swingle, support bar, hydraulic cylinder seat, whorl brace rod, piston rod, connecting rod slide, lower margin formula hydraulic cylinder, sliding axle;
Described clamp body is the rectangle housing, and two ends are provided with connecting rod support on the clamp body, position in the middle of locating piece is fixed on the clamp body, and location panel is installed in the both sides of locating piece, and slide and arc briquetting are connected and are positioned at the locating piece two ends; Lower margin formula hydraulic cylinder is fixedly mounted on the interior hydraulic cylinder seat of clamp body, and the connecting rod slide is arranged on hydraulic cylinder seat top, and hydraulic cylinder seat both sides are provided with support bar, and hydraulic cylinder piston rod is threaded connection bar and connecting rod slide lug is hinged; Described swingle is two, and respectively there is connecting hole at the swingle two ends, and middle boss is provided with centre bore, is connected with hydraulic cylinder seat supported on both sides bar by back shaft; One end of two swingles is connected on the connecting rod slide by sliding axle respectively, and the other end of two swingles is connected with two intermediate connecting rods, one end respectively, and the two intermediate connecting rod other ends are connected with push rod respectively; Each push rod respectively with clamp body on the connecting rod support at two ends be fixedly connected with slide.
2. the semi-automatic clamp for lathe according to claim 1, it is characterized in that: described connecting rod support is the L shaped plate part, and the base plate of connecting rod support and side plate connecting portion are provided with reinforcement, and side plate is provided with two lugs with holes.
3. the semi-automatic clamp for lathe according to claim 1, it is characterized in that: described connecting rod slide is T shape structure, and the middle part has transverse concave groove, and the groove biside plate is provided with the slide slot of symmetrical hollow out, connecting rod slide bottom arranges lug, and lug is provided with centre bore.
CN 201220299251 2012-06-25 2012-06-25 Semi-automatic fixture used for machine tool Expired - Fee Related CN202684550U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220299251 CN202684550U (en) 2012-06-25 2012-06-25 Semi-automatic fixture used for machine tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220299251 CN202684550U (en) 2012-06-25 2012-06-25 Semi-automatic fixture used for machine tool

Publications (1)

Publication Number Publication Date
CN202684550U true CN202684550U (en) 2013-01-23

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ID=47540220

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Application Number Title Priority Date Filing Date
CN 201220299251 Expired - Fee Related CN202684550U (en) 2012-06-25 2012-06-25 Semi-automatic fixture used for machine tool

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102699719A (en) * 2012-06-25 2012-10-03 西北工业大学 Semi-automatic clamp for lathe
CN105436947A (en) * 2015-09-28 2016-03-30 新兴重工湖北三六一一机械有限公司 Indexable continuous machining clamp

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102699719A (en) * 2012-06-25 2012-10-03 西北工业大学 Semi-automatic clamp for lathe
CN105436947A (en) * 2015-09-28 2016-03-30 新兴重工湖北三六一一机械有限公司 Indexable continuous machining clamp

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Legal Events

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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: 20130123

Termination date: 20140625

EXPY Termination of patent right or utility model