CN202622427U - Clamp for machining housing of balance shaft - Google Patents

Clamp for machining housing of balance shaft Download PDF

Info

Publication number
CN202622427U
CN202622427U CN 201220278781 CN201220278781U CN202622427U CN 202622427 U CN202622427 U CN 202622427U CN 201220278781 CN201220278781 CN 201220278781 CN 201220278781 U CN201220278781 U CN 201220278781U CN 202622427 U CN202622427 U CN 202622427U
Authority
CN
China
Prior art keywords
base
circular hole
rectangular panel
push rod
screw
Prior art date
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 201220278781
Other languages
Chinese (zh)
Inventor
刁晓林
韩忠
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.)
TIELING TIANHE MECHANICAL MANUFACTURE CO Ltd
Original Assignee
TIELING TIANHE MECHANICAL MANUFACTURE 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
Application filed by TIELING TIANHE MECHANICAL MANUFACTURE CO Ltd filed Critical TIELING TIANHE MECHANICAL MANUFACTURE CO Ltd
Priority to CN 201220278781 priority Critical patent/CN202622427U/en
Application granted granted Critical
Publication of CN202622427U publication Critical patent/CN202622427U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Jigs For Machine Tools (AREA)

Abstract

The utility model provides a clamp for machining a housing of a balance shaft, comprising a square groove-shaped base with a downward notch, wherein a spiral clamping type front clamp is arranged in front of the middle of a rectangular faceplate of the base, a spiral tight-supporting type back clamp is arranged behind the middle of the rectangular faceplate of the base, a positioning mandril is arranged behind each of the left side and the right side of the rectangular faceplate of the base, a bolt mandril is arranged in front of the right side of the rectangular faceplate of the base, the front clamp is provided with a bolt mandril and a bolt press rod which are screwed in an inner threaded hole in the rectangular faceplate of the base, and the back clamp is provided with a bolt press rod which is screwed into an inner threaded hole in a convex table of the rectangular faceplate of the base and an elastic mandril which penetrates into a circular hole in the rectangular faceplate of the base. According to the clamp, an aluminum alloy die-casting blank of the housing of the balance shaft, which is complicated in shape, is uneven in wall thickness, has a certain deformation after compression molding, and is approximate to a square groove shape, can be fixed on the rectangular faceplate of the square groove-shaped base, and the square groove-shaped base can be very easily fixed on a work table of a machining center.

Description

The balance shaft housing machining fixture
Technical field
The utility model relates to the machining fixture that a kind of work in-process is used during the processing automobile accessory in the heart, particularly a kind of balance shaft housing machining fixture.
Background technology
Automobile engine is in working order the time, and piston is done high-speed straight-line motion repeatedly in cylinder, and the movement velocity of piston is very fast, and speed is not really even.When piston whenever moves up and down once, make engine producing twice vibration one on the other, this vibration not only influences the service life of engine, also makes the driver very uncomfortable.Balance shaft assembly is to be used for balance and a kind of automobile component that reduces engine luggine, and it is more steady, smooth and easy that balance shaft assembly can let engine operation get up, and prolongs service life, the lifting driver comfortableness of engine.
Balance shaft assembly has the upper and lower balance shaft housing that can combine, and trunnion shaft is arranged in the balance shaft housing.The shape of balance shaft housing is approximate square groove shape; The side that upper and lower balance shaft housing is relative has the merging face that matches; Be distributed with the boss that offsets on the merging face of upper and lower balance shaft housing, boss face merges face exactly, and the machining hole vertical with boss face arranged on the boss that has; There is middle rib at the middle part of balance shaft housing, the both sides of rib in the middle of boss is distributed in.
When work in-process is processed the aluminum alloy die casting blank of balance shaft housing in the heart; To be stuck in the aluminum alloy die casting blank of balance shaft housing on the workbench of machining center; First working procedure is on the boss of aluminum alloy die casting blank one side of balance shaft housing, to process merging face and the machining hole vertical with boss face, and the processing of first working procedure is very important.The aluminum alloy die casting blank shape of balance shaft housing is complicated; Wall unevenness is even; Certain deformation is arranged behind the die cast; Be fixed on the aluminum alloy die casting blank of balance shaft housing on the workbench of machining center difficulty very, usually method is to be stuck in the aluminum alloy die casting blank of balance shaft housing on the jig of a special making earlier, is fixed on jig on the workbench of machining center again.In the prior art, the balance shaft housing machining fixture on the workbench that is not suitable for blocking the aluminum alloy die casting blank of balance shaft housing and being fixed on machining center at an easy rate.
Summary of the invention
The purpose of the utility model is in order to overcome above-mentioned deficiency, proposes a kind ofly can block the aluminum alloy die casting blank of balance shaft housing and can be fixed on the balance shaft housing machining fixture on the workbench of machining center at an easy rate.
The utility model is realized with following method.
The invention scheme of the utility model be on the panel of square groove shape base by the shape of balance shaft housing, the anchor clamps and the scalable push rod that is against the balance shaft housing both sides at middle rib two ends that can the clamping balance shaft housing are set.During use, balance shaft housing is arranged on the side direction of merging face earlier to be stuck on the panel of square groove shape base, regulate push rod again, make the merging face of balance shaft housing parallel, be beneficial to work in-process cut in the heart with the panel of flute profile base with anchor clamps.
For realizing the foregoing invention scheme; The balance shaft housing machining fixture has the downward square groove shape base of notch; There is screw clamp compact form front jig in the place ahead at base rectangular panel middle part, and there is spiral top-closed structure rear jig at the rear, and the rear of base rectangular panel and arranged on left and right sides has positioning mandril respectively; There is the bolt of lower base push rod in the place ahead on base rectangular panel right side
Screw clamp compact form fore-clamp have in the preceding thread hole that is spun on the base rectangular panel front jig bolt depression bar be spun on the base rectangular panel anchor clamps bolt push rod in the other middle screwed hole of screwed hole of going forward; Anchor clamps bolt push rod a section on the base rectangular panel is rotary with the base nut; Angle bar pressing plate before being installed with on the front jig bolt depression bar
Spiral top-closed structure rear jig has the rear jig bolt depression bar in the screwed hole that is spun on base rectangular panel convex platform and is through the elastic push rod in the back circular hole on the base rectangular panel; Be installed with back angle bar pressing plate on the rear jig screw rod; Be connected with the back grooved mount with screw below the back circular hole of base rectangular panel; The back collet circular hole of axis on same straight line of axis and back circular hole arranged on the trough floor of back grooved mount, and the spiro rod section of elastic push rod lower end passes back collet circular hole, between the bottom land of back screw rod and back grooved mount rear coil springs is arranged; The spiro rod section of elastic push rod lower end is rotary with back nut; There is the slope groove side that elastic push rod is one section at circular hole place, back, and there is bar-shaped trough the side at elastic push rod one section at collet circular hole place in the back, the side of base rectangular panel be rotary be against slope, elastic push rod side groove on fastening screw; The trough floor of back grooved mount is rotary with the following fastening screw that is against elastic push rod side bar-shaped trough
The useful screw of above-mentioned positioning mandril is connected in the location grooved mount below the ladder circular hole of location on the base rectangular panel; Location ladder circular hole is embedded with the location pipe that upwards stretches out; Axis and the collet circular hole of axis on same straight line of locating the ladder circular hole are arranged on the trough floor of location grooved mount, be installed with positioning screw in collet circular hole, location ladder circular hole and the short pipe, there is truncated cone-shaped pin head the upper end of positioning screw; The spiro rod section of positioning screw lower end passes the collet circular hole; The spiro rod section of positioning screw lower end is rotary with setscrew nut, between the bottom land of positioning screw and location grooved mount helical spring is arranged
Above-mentioned bolt of lower base push rod has and is spun on the base screw rod in the internal thread hole of right side on the base rectangular panel, and base screw rod a section on the base rectangular panel is rotary with the base nut.
Front jig of the utility model and rear jig match with the middle rib at the middle part of balance shaft housing, the height of bolt push rod, elastic push rod and balance shaft housing shape match.
During use; Need process the aluminum alloy die casting blank of balance shaft housing merging face boss on be placed on faceup on the base rectangular panel; Be placed on the both sides of the middle rib at the aluminum alloy die casting blank of balance shaft housing middle part respectively between the push rod and pressing plate of front jig and rear jig; The and arranged on left and right sides of the aluminum alloy die casting blank of balance shaft housing is placed on respectively on positioning mandril and the bolt of lower base push rod; The circular hole of the aluminum alloy die casting blank left and right side below of balance shaft housing is enclosed within respectively on the truncated cone-shaped pin head of positioning mandril; Be against on the short pipe below the aluminum alloy die casting blank of balance shaft housing; The place ahead, right side below the aluminum alloy die casting blank of balance shaft housing is against on the bolt of lower base push rod, regulate front jig the anchor clamps bolt push rod and the screw rod of front jig bolt depression bar, be clamped in the front side of the aluminum alloy die casting blank of balance shaft housing centre rib between the anchor clamps bolt push rod and pressing plate of screw clamp compact form front jig; Unclamp last fastening screw that is against slope, elastic push rod side groove and the following fastening screw that is against elastic push rod side bar-shaped trough; Regulate the screw rod of rear jig bolt depression bar, be clamped in the rear side of rib in the middle of the aluminum alloy die casting blank of balance shaft housing between elastic push rod and the pressing plate, screw and go up fastening screw and following fastening screw; Be clamped in the aluminum alloy die casting blank of balance shaft housing on the base rectangular panel; Regulate the bolt of lower base push rod in the place ahead, right side, let the plane parallel at merging face that the aluminum alloy die casting blank of balance shaft housing need process and the rectangular panel place of square groove shape base, be fixed on the square groove shape base of the utility model on the workbench of machining center again; On the boss of the aluminum alloy die casting blank of balance shaft housing, process merging face, on boss, process machining hole.
The utility model can be even complex-shaped, wall unevenness, have behind the die cast aluminum alloy die casting blank of balance shaft housing of the approximate square groove shape of certain deformation to be fixed on the rectangular panel of square groove shape base, and square groove shape base can be fixed on the workbench of machining center at an easy rate.
Below in conjunction with accompanying drawing, the utility model is done explanation further.
Description of drawings
Fig. 1 is that the master of the balance shaft housing machining fixture of a kind of double of proposing according to the invention scheme of the utility model looks sketch map;
Fig. 2 is the A-A generalized section of Fig. 1;
Fig. 3 is the B-B generalized section of Fig. 1;
Fig. 4 is the I place enlarged diagram of Fig. 2;
Fig. 5 is that the A of Fig. 2 cuts open sketch map to office;
Fig. 6 is that the B of Fig. 3 is to sketch map;
Fig. 7 is the schematic perspective view of balance shaft housing;
Fig. 8 is the schematic side view of balance shaft housing;
Fig. 9 is that the master that the aluminum alloy die casting blank of balance shaft housing is stuck on the utility model looks sketch map;
Figure 10 is the C-C generalized section of Fig. 8;
Figure 11 is the D-D generalized section of Fig. 8.
The specific embodiment
Among Fig. 1 ~ Fig. 6; The balance shaft housing machining fixture has the downward square groove shape base 1 of notch; There is screw clamp compact form front jig 3 in the place ahead at base rectangular panel 2 middle parts, and there is spiral top-closed structure rear jig 4 at the rear, and the rear of base rectangular panel and arranged on left and right sides has positioning mandril 5,6 respectively; There is bolt of lower base push rod 7 in the place ahead on base rectangular panel right side
Screw clamp compact form fore-clamp have in the preceding thread hole 8 that is spun on the base rectangular panel front jig bolt depression bar 9 be spun on the base rectangular panel anchor clamps bolt push rod 11 in the other middle screwed hole 10 of screwed hole of going forward; Anchor clamps bolt push rod a section on the base rectangular panel is rotary with base nut 12; Angle bar pressing plate 13 before being installed with on the front jig bolt depression bar
Spiral top-closed structure rear jig has the rear jig bolt depression bar 15 in the screwed hole that is spun on base rectangular panel convex platform 14 and is through the elastic push rod 17 in the back circular hole 16 on the base rectangular panel; Be installed with back angle bar pressing plate 18 on the rear jig screw rod; Be connected with back grooved mount 20 with screw 19 below the back circular hole of base rectangular panel; The back collet circular hole 21 of axis on same straight line of axis and back circular hole arranged on the trough floor of back grooved mount, and the spiro rod section of elastic push rod lower end passes back collet circular hole, between the bottom land of back screw rod and back grooved mount rear coil springs 22 is arranged; The spiro rod section of elastic push rod lower end is rotary with back nut 23; There is slope groove 24 side that elastic push rod is one section at circular hole place, back, and there is bar-shaped trough 25 side at elastic push rod one section at collet circular hole place in the back, the side of base rectangular panel be rotary be against slope, elastic push rod side groove on fastening screw 26; The trough floor of back grooved mount is rotary with the following fastening screw 27 that is against elastic push rod side bar-shaped trough
The useful screw 28 of above-mentioned positioning mandril is connected in the location grooved mount 30 below the location ladder circular hole 29 on the base rectangular panel; Location ladder circular hole is embedded with the location pipe 31 that upwards stretches out; Axis and the collet circular hole 32 of axis on same straight line of locating the ladder circular hole are arranged on the trough floor of location grooved mount, be installed with positioning screw 33 in collet circular hole, location ladder circular hole and the short pipe, there is truncated cone-shaped pin head 34 upper end of positioning screw; The spiro rod section of positioning screw lower end passes the collet circular hole; The spiro rod section of positioning screw lower end is rotary with setscrew nut 35, between the bottom land of positioning screw and location grooved mount helical spring 36 is arranged
Above-mentioned bolt of lower base push rod has and is spun on the base screw rod 38 in the right side internal thread hole 37 on the base rectangular panel, and base screw rod a section on the base rectangular panel is rotary with base nut 39.
Among Fig. 7 ~ Figure 11, the shape approximation of balance shaft housing balance shaft housing 40 is square groove shapes, and balance shaft housing has merging face 41, and the side that upper and lower balance shaft housing merges mutually is distributed with the boss 42 that offsets, on the boss
Boss face on merging face, the machining hole vertical with boss face 43 arranged on the boss, there is middle rib 44 at the middle part of balance shaft housing, the both sides of rib in the middle of boss is distributed in.
After the aluminum alloy die casting blank of balance shaft housing is stuck on the utility model; The merging face of making; The plane parallel at the merging face of letting and the utility model rectangular top panel place; Be fixed on the square groove shape base of the utility model on the workbench of machining center again, on the boss of the aluminum alloy die casting blank of balance shaft housing, process merging face, on boss, process machining hole.

Claims (1)

1. balance shaft housing machining fixture; It is characterized in that: the downward square groove shape base of notch is arranged; There is screw clamp compact form front jig in the place ahead at base rectangular panel middle part, and there is spiral top-closed structure rear jig at the rear, and the rear of base rectangular panel and arranged on left and right sides has positioning mandril respectively; There is the bolt of lower base push rod in the place ahead on base rectangular panel right side
Screw clamp compact form fore-clamp have in the preceding thread hole that is spun on the base rectangular panel front jig bolt depression bar be spun on the base rectangular panel anchor clamps bolt push rod in the other middle screwed hole of screwed hole of going forward; Anchor clamps bolt push rod a section on the base rectangular panel is rotary with the base nut; Angle bar pressing plate before being installed with on the front jig bolt depression bar
Spiral top-closed structure rear jig has the rear jig bolt depression bar in the screwed hole that is spun on base rectangular panel convex platform and is through the elastic push rod in the back circular hole on the base rectangular panel; Be installed with back angle bar pressing plate on the rear jig screw rod; Be connected with the back grooved mount with screw below the back circular hole of base rectangular panel; The back collet circular hole of axis on same straight line of axis and back circular hole arranged on the trough floor of back grooved mount, and the spiro rod section of elastic push rod lower end passes back collet circular hole, between the bottom land of back screw rod and back grooved mount rear coil springs is arranged; The spiro rod section of elastic push rod lower end is rotary with back nut; There is the slope groove side that elastic push rod is one section at circular hole place, back, and there is bar-shaped trough the side at elastic push rod one section at collet circular hole place in the back, the side of base rectangular panel be rotary be against slope, elastic push rod side groove on fastening screw; The trough floor of back grooved mount is rotary with the following fastening screw that is against elastic push rod side bar-shaped trough
The useful screw of above-mentioned positioning mandril is connected in the location grooved mount below the ladder circular hole of location on the base rectangular panel; Location ladder circular hole is embedded with the location pipe that upwards stretches out; Axis and the collet circular hole of axis on same straight line of locating the ladder circular hole are arranged on the trough floor of location grooved mount, be installed with positioning screw in collet circular hole, location ladder circular hole and the short pipe, there is truncated cone-shaped pin head the upper end of positioning screw; The spiro rod section of positioning screw lower end passes the collet circular hole; The spiro rod section of positioning screw lower end is rotary with setscrew nut, between the bottom land of positioning screw and location grooved mount helical spring is arranged
Above-mentioned bolt of lower base push rod has and is spun on the base screw rod in the internal thread hole of right side on the base rectangular panel, and base screw rod a section on the base rectangular panel is rotary with the base nut.
CN 201220278781 2012-06-14 2012-06-14 Clamp for machining housing of balance shaft Expired - Fee Related CN202622427U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220278781 CN202622427U (en) 2012-06-14 2012-06-14 Clamp for machining housing of balance shaft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220278781 CN202622427U (en) 2012-06-14 2012-06-14 Clamp for machining housing of balance shaft

Publications (1)

Publication Number Publication Date
CN202622427U true CN202622427U (en) 2012-12-26

Family

ID=47375670

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220278781 Expired - Fee Related CN202622427U (en) 2012-06-14 2012-06-14 Clamp for machining housing of balance shaft

Country Status (1)

Country Link
CN (1) CN202622427U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105666216A (en) * 2016-04-07 2016-06-15 镇江远大传动机械有限公司 Fixture for processing connection hole in weld yoke on lathe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105666216A (en) * 2016-04-07 2016-06-15 镇江远大传动机械有限公司 Fixture for processing connection hole in weld yoke on lathe

Similar Documents

Publication Publication Date Title
CN202684570U (en) Multi-position hydraulic tooling clamp for steering gear shell
CN202622427U (en) Clamp for machining housing of balance shaft
CN202825253U (en) Easy-to-locate type square box clamping device
CN107824662B (en) Continuous feeding type servo stamping device
CN105618846A (en) Metal disk saw for sawing small-section finished product steel
CN201645216U (en) Upright machining fixture for medium bridge main speed reducer casing
CN215700016U (en) Five-axis machining clamp for steering knuckle of Jetta three-compartment vehicle
CN202571516U (en) Linear cutting gear clamp
CN205437338U (en) Saw cut metallic disc saw of small bore finished steel
CN103894851A (en) Automatic clamping device with lateral positioning function and using method thereof
CN202825536U (en) Ram guide rail inclined surface grinding fixture
CN108907587B (en) Flexible welding fixture for automobile parts
CN207629114U (en) A kind of riveting set for automobile aluminum vehicle body
CN201989021U (en) Fixture for processing square-profile cylindrical pin positioning female die
CN214108655U (en) Bolt cold heading machine with accurate positioning structure
CN113695938A (en) Multipoint clamping assembly for machining cast collar shoes
CN220161059U (en) Crosshead machining tool
CN213350438U (en) Manufacturing instrument for cylinder barrel of vehicle electric control shock absorber
CN211192335U (en) Special grooving machine for pressure relief groove of commercial compressor valve plate
CN210189662U (en) Connecting rod fast-assembling presss from both sides
CN202398683U (en) Adjustable forming machine
CN213496445U (en) Pneumatic clamping structure of casting
CN221159454U (en) Crankshaft fixing device
CN221134088U (en) Tailstock mechanism of turning and milling compound machine tool
CN216228128U (en) Fixing device for lathe machining

Legal Events

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

Granted publication date: 20121226

Termination date: 20170614