CN203881533U - Chain tensioner test bench - Google Patents
Chain tensioner test bench Download PDFInfo
- Publication number
- CN203881533U CN203881533U CN201320282823.9U CN201320282823U CN203881533U CN 203881533 U CN203881533 U CN 203881533U CN 201320282823 U CN201320282823 U CN 201320282823U CN 203881533 U CN203881533 U CN 203881533U
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Abstract
The patient relates to a chain tensioner test bench, and the test bench is especially suitable for a simulation performance test of a timing chain tensioner of an automobile engine. The test bench mainly consists of a bench frame, an oil-blocking mechanism, an oil supply system, a driving pushing mechanism, a tensioner supporting mechanism, and a tensioner clamping mechanism. The test bench can be used for the performance testing of three chain tensioners at the same time, and employs a vertical-type and a horizontal-type tensioner clamping mechanisms for different types of chain tensioners with different positioning modes. During testing, the chain tensioner is installed at first, and is clamped by the tensioner clamping mechanism. The tensioner supporting mechanism jacks the chain tensioner, and the oil supply system supplies oil to the chain tensioner. The driving pushing mechanism acts on a plunger of the chain tensioner according to a speed and travel acquired by the test. The real-time pressure of a tension and pressure sensor in a pushing travel is collected.
Description
Technical field
This patent relates to a kind of chain tensioning device testing table, is particularly suitable for the performance test that car engine timing chain tensioning device is carried out in simulation.
Background technology
Timing chain drive system is widely adopted in motor car engine, and timing chain transmission has the features such as ratio of gear is accurate, efficiency is high, the life-span is long.Chain tensioning device is arranged on timing chain slack list conventionally, by oil pipe, fuel feeding oil pump is connected with chain tensioning device, computing machine requires to control fuel feeding oil pump according to engine operating condition and supplies with different oil pressure to chain tensioning device, so just can make chain tensioning device produce different tensile forces, guarantee tensioning and the reliability service of timing chain.There is no at present special chain tensioning device testing table, each enterprise is indirect verification and test chain tensioning device on timing chain testing table or engine performance test stand conventionally.Can not obtain in detail like this, test figure and the curve of chain tensioning device accurately, the improvement of the judge of chain tensioning device performance, technology is lacked to enough test data support.
Summary of the invention
The technical matters that this patent solves has been to provide a kind of chain tensioning device testing table.It can carry out the performance test of three chain tensioning devices simultaneously, for the type of chain tensioning device and the difference of locator meams, adopts vertical and horizontal two kinds of stretcher clamp systems, the basic performance test requirement that meets conventional chain tensioning device.During test, first install chain tensioning device, by stretcher clamp system, clamp; Stretcher supporting mechanism withstands chain tensioning device, and oil supply system is to chain tensioning device fuel feeding; Drive press mechanism to act on the plunger of chain tensioning device by the speed of testing requirements and stroke; Collection presses down the real-time pressure of pull pressure sensor in stroke.
The chain tensioning device testing table of this patent is mainly comprised of stand, gear oil machine structure, oil supply system, driving press mechanism, stretcher supporting mechanism, stretcher clamp system; Gear oil machine structure, oil supply system, driving press mechanism, stretcher supporting mechanism, stretcher clamp system are all installed, are fixed on stand.
Stand adopts industrial aluminum profile framework, attractive in appearance and dustproof for testing table, the surperficial installation of testing table corrosion resistant plate.
Gear oil machine structure is mainly comprised of gear oil gas cylinder, oil blocking cover, and gear oil gas cylinder is fixed on stand, and oil blocking cover is fixed on gear oil gas cylinder piston rod.During test, gear oil gas cylinder piston rod stretches out, and oil blocking cover is descending, covers chain tensioning device pilot region, prevents that fluid from splashing, and after having tested, gear oil gas cylinder piston rod is return, and oil blocking cover is up.
Oil supply system is mainly comprised of ac variable-frequency electric motor, oil pump, oil circuit, and ac variable-frequency electric motor, oil pump are fixed on stand.During test, start ac variable-frequency electric motor, oil pump to chain tensioning device fuel feeding, provides different oil pressure by changing the speed of ac variable-frequency electric motor by oil circuit.
Drive press mechanism, stretcher supporting mechanism, stretcher clamp system to be arranged on base, base is fixed on stand.
Drive press mechanism mainly by base, bracing frame, rectilinear motion base plate, bearing of motor seat supports frame, AC servomotor, shaft coupling, biserial angular contact bearing, bearing seat, angular contact bearing end cap, ball screw, nut, nut adapter sleeve, line slideway, guide rail slide block, rectilinear motion slide plate, sensor connector, pull pressure sensor, nylon pressure head, to be formed; Bracing frame is fixed on base, and rectilinear motion base plate is fixed on bracing frame, and bearing of motor seat supports frame is fixed on rectilinear motion base plate, and AC servomotor and bearing seat are fixed on motor bearing seat carriage; The rotating shaft of AC servomotor connects ball-screw end by shaft coupling, and be inserted in biserial angular contact bearing ball screw end, and biserial angular contact bearing packs in bearing seat and angular contact bearing end cap; Nut is fixed in nut adapter sleeve, and line slideway is fixed on rectilinear motion base plate, and rectilinear motion slide plate is fixed on nut adapter sleeve and guide rail slide block; Rectilinear motion slide plate, sensor connector, pull pressure sensor, nylon pressure head are rigidly connected by screw thread.During test, AC servomotor drives ball screw rotation, by nut, realize the rectilinear motion up and down of rectilinear motion slide plate, line slideway and guide rail slide block are for limiting the rectilinear motion of rectilinear motion slide plate, make nylon pressure head descending, by the speed of testing requirements and stroke, act on the plunger of chain tensioning device.
Stretcher supporting mechanism is mainly comprised of base, support cylinder, Supported Nylon cover, supports cylinder and is fixed on base, and Supported Nylon cover is threaded connection and is supporting on cylinder piston rod.During test, support cylinder piston rod and stretch out, Supported Nylon cover withstands chain tensioning device; After having tested, Supported Nylon cover is return with supporting cylinder piston rod.
For the type of chain tensioning device and the difference of locator meams, adopt the stretcher clamp system of vertical location, the two kinds of different types in horizontal location.
During test, need to be replaced with according to different chain tensioning device types the stretcher clamp system of horizontal or vertical location.
The stretcher clamp system of vertical location is mainly comprised of base, vertical clamp holder, vertical register pin, vertical oil circuit, oscillating cylinder supporting seat, ears plate, monaural plate, oscillating cylinder, swing clamping driving stem, swing clamp arm, vertical clamp ball bearing, vertical clamp bearing (ball) cover, swing clamping rotating shaft, swing clamping bar; Vertical clamp holder, oscillating cylinder supporting seat, swing clamp rotating shaft and are fixed on base; Vertical register pin is fixed on the chain tensioning device installed surface of vertical clamp holder, and vertical oil circuit is inner at vertical clamp holder; Ears plate is fixed on oscillating cylinder supporting seat, and monaural plate and ears plate are hinged, and oscillating cylinder is fixed on monaural plate; Swing clamping driving stem and be fixed on oscillating cylinder piston rod, swing clamping driving stem both side ends and be inserted in vertical clamp ball bearing, vertical clamp ball bearing packs in the bearing mounting hole and vertical clamp bearing (ball) cover that swings clamp arm bottom; Swing clamping rotating shaft and be inserted in vertical clamp ball bearing, vertical clamp ball bearing packs in the bearing mounting hole and vertical clamp bearing (ball) cover that swings clamp arm middle part; Swing clamping bar and be fixed on the top that swings clamp arm, swing clamping bar surface and put rubber blanket.During test, chain tensioning device is located by vertical register pin, is arranged on vertical clamp holder; Oscillating cylinder piston rod stretches out, and clamps driving stem drive swing clamp arm to rotate centered by swinging clamping rotating shaft by swing, swings clamping bar and compresses chain tensioning device; Because cover on swing clamping bar has rubber blanket, during compression, can not damage chain tensioning device; Support cylinder piston rod stretches out, and Supported Nylon cover withstands chain tensioning device; Oil supply system is passed through vertical oil circuit to chain tensioning device fuel feeding; Drive on the plunger that speed on request of press mechanism and stroke act on chain tensioning device, carry out every test of chain tensioning device.After having tested, oil supply system fuel cut-off, Supported Nylon cover is return with supporting cylinder piston rod; Oscillating cylinder piston rod is return, and swings clamping bar with swinging clamp arm rotation, unclamps chain tensioning device.
The stretcher clamp system of horizontal location is mainly comprised of base, Horizontal type fixture holder, Horizontal type fixture, horizontal register pin, horizontal oil circuit, fixture handle reverse, fixture upset balancing weight, angle block, caging bolt, set nut, angle blend stop, Horizontal type fixture ball bearing, Horizontal type fixture bearing (ball) cover; Horizontal type fixture holder is fixed on base; Horizontal type fixture both side ends is inserted in Horizontal type fixture ball bearing, and Horizontal type fixture ball bearing packs in the bearing mounting hole and Horizontal type fixture bearing (ball) cover of Horizontal type fixture holder; Fixture handle reverse is fixed on Horizontal type fixture end face, and fixture upset balancing weight is fixed on the side of Horizontal type fixture, and horizontal register pin is fixed on the chain tensioning device installed surface of Horizontal type fixture, and horizontal oil circuit is inner at Horizontal type fixture; Angle block is fixed on Horizontal type fixture holder, and caging bolt is threaded connection on angle block, and set nut is enclosed within on caging bolt, and angle block is fixed on Horizontal type fixture.Swing fixture handle reverse rotates Horizontal type fixture on Horizontal type fixture holder, by adjusting the caging bolt on angle block, and lock caging bolt with set nut, guarantee in anglec of rotation direction, to limit angle blend stop, Horizontal type fixture is rotated between chain tensioning device installation site and chain tensioning device testing position; By the overturn counterweight of balancing weight of fixture, Horizontal type fixture can only be stablized rest on chain tensioning device installation site and chain tensioning device testing position.During test, swing fixture handle reverse Horizontal type fixture is rotated to chain tensioning device installation site, by horizontal register pin, locate, chain tensioning device is arranged on Horizontal type fixture; Install after chain tensioning device, swing fixture handle reverse Horizontal type fixture is rotated to chain tensioning device testing position; Support cylinder piston rod stretches out, and Supported Nylon cover withstands chain tensioning device; Oil supply system is passed through horizontal oil circuit to chain tensioning device fuel feeding; Drive on the plunger that speed on request of press mechanism and stroke act on chain tensioning device, carry out every test of chain tensioning device.After having tested, oil supply system fuel cut-off, Supported Nylon cover is return with supporting cylinder piston rod, swings fixture handle reverse Horizontal type fixture is rotated to chain tensioning device installation site.
This patent provides a kind of testing table that can carry out all types of chain tensioning device performance tests.There is the features such as simple in structure, multiple functional, easy to adjust, working stability, human-computer interaction be good.Can simulate the properties test of all types of chain tensioning devices under real vehicle environment, for enterprise's test and the performance that improves chain tensioning device provide strong support, there is good using value.
Accompanying drawing explanation
Fig. 1 is the whole 3 d effect graph of the utility model testing table
Fig. 2 is that the three-dimensional of the driving press mechanism of the utility model testing table is analysed and observe design sketch
Fig. 3 is the 3 d effect graph of the chain tensioning device of the vertical location that relates to of the utility model testing table
Fig. 4 is that the chain tensioning device of the vertical location of the utility model testing table is tested the whole 3 d effect graph of Shi Ge mechanism
Fig. 5 is that the three-dimensional at the place, swing clamp arm longitudinal section of the utility model testing table is analysed and observe design sketch
Fig. 6 is that the three-dimensional at the place, vertical clamp holder longitudinal section of the utility model testing table is analysed and observe design sketch
Fig. 7 is the 3 d effect graph of the chain tensioning device installation of the vertical location of the utility model testing table while preparing to start to test
Fig. 8 is that the chain tensioning device of the vertical location of the utility model testing table is tested ongoing 3 d effect graph
Fig. 9 is the 3 d effect graph of the chain tensioning device of the horizontal location that relates to of the utility model testing table
Figure 10 is that the chain tensioning device of the horizontal location of the utility model testing table is tested the whole 3 d effect graph of Shi Ge mechanism
Figure 11 is the 3 d effect graph of the chain tensioning device installation of the horizontal location of the utility model testing table while preparing to start to test
Figure 12 is that the chain tensioning device of the horizontal location of the utility model testing table is tested ongoing 3 d effect graph
Figure 13 is that the three-dimensional that the stretcher clamp system longitudinal section of the horizontal location of the utility model testing table is located is analysed and observe design sketch
Embodiment
The chain tensioning device testing table of this patent is mainly comprised of stand, gear oil machine structure, oil supply system, driving press mechanism, stretcher supporting mechanism, stretcher clamp system; Gear oil machine structure, oil supply system, driving press mechanism, stretcher supporting mechanism, stretcher clamp system are all installed, are fixed on stand.
Referring to Fig. 1, stand adopts industrial aluminum profile framework 1, attractive in appearance and dustproof for testing table, the surperficial installation of testing table corrosion resistant plate 2.
Referring to Fig. 1, gear oil machine structure is mainly comprised of gear oil gas cylinder 4, oil blocking cover 3, and gear oil gas cylinder 4 is fixed on stand, and oil blocking cover 3 is fixed on gear oil gas cylinder 4 piston rods.During test, gear oil gas cylinder 4 piston rods stretch out, and oil blocking cover 3 is descending, covers chain tensioning device pilot region, prevents that fluid from splashing, and after having tested, gear oil gas cylinder 4 piston rods are return, and oil blocking cover 3 is up.
Oil supply system is mainly comprised of ac variable-frequency electric motor, oil pump, oil circuit, and ac variable-frequency electric motor, oil pump are fixed on stand.During test, start ac variable-frequency electric motor, oil pump to chain tensioning device fuel feeding, provides different oil pressure by changing the speed of ac variable-frequency electric motor by oil circuit.
Referring to Fig. 1,4,10, drive press mechanism, stretcher supporting mechanism, stretcher clamp system to be arranged on base 31, base 31 is fixed on stand.
Referring to Fig. 2, drive press mechanism mainly by base 31, bracing frame 23, rectilinear motion base plate 22, bearing of motor seat supports frame 20, AC servomotor 21, shaft coupling 19, biserial angular contact bearing 17, bearing seat 16, angular contact bearing end cap 18, ball screw 11, nut 12, nut adapter sleeve 13, line slideway 15, guide rail slide block 14, rectilinear motion slide plate 10, sensor connector 9, pull pressure sensor 8, nylon pressure head 7, to be formed; Bracing frame 23 is fixed on base 31, and rectilinear motion base plate 22 is fixed on bracing frame 23, and bearing of motor seat supports frame 20 is fixed on rectilinear motion base plate 22, and AC servomotor 21 and bearing seat 16 are fixed on motor bearing seat carriage 20; The rotating shaft of AC servomotor 21 connects ball-screw 11 ends by shaft coupling 19, and be inserted in biserial angular contact bearing 17 ball screw 11 ends, and biserial angular contact bearing 17 packs in bearing seat 16 and angular contact bearing end cap 18; Nut 12 is fixed in nut adapter sleeve 13, and line slideway 15 is fixed on rectilinear motion base plate 22, and rectilinear motion slide plate 10 is fixed on nut adapter sleeve 13 and guide rail slide block 14; Rectilinear motion slide plate 10, sensor connector 9, pull pressure sensor 8, nylon pressure head 7 are rigidly connected by screw thread.During test, AC servomotor 21 drives ball screw 11 rotations, by nut 12, realize the rectilinear motion up and down of rectilinear motion slide plate 10, line slideway 15 and guide rail slide block 14 are for limiting the rectilinear motion of rectilinear motion slide plate 10, make nylon pressure head 7 descending, by the speed of testing requirements and stroke, act on the plunger of chain tensioning device.
Referring to Fig. 4, stretcher supporting mechanism is mainly comprised of base 31, support cylinder 27, Supported Nylon cover 29, supports cylinder 27 and is fixed on base 31, and Supported Nylon cover 29 is threaded connection and is supporting on cylinder piston rod; During test, support cylinder 27 piston rods and stretch out, Supported Nylon cover 29 withstands chain tensioning device; After having tested, Supported Nylon cover 29 is return with supporting cylinder 27 piston rods.
Referring to Fig. 3,9,4,10, for the pattern of chain tensioning device and the difference of locator meams, adopt the stretcher clamp system of vertical location, the two kinds of different types in horizontal location.
During test, need to be replaced with according to different chain tensioning device types the stretcher clamp system of horizontal or vertical location.
Referring to Fig. 4,5,6,7,8, the stretcher clamp system of vertical location is mainly comprised of base 31, vertical clamp holder 28, vertical register pin 39, vertical oil circuit 38, oscillating cylinder supporting seat 32, ears plate 33, monaural plate 34, oscillating cylinder 35, swing clamping driving stem 25, swing clamp arm 26, vertical clamp ball bearing 36, vertical clamp bearing (ball) cover 24, swing clamping rotating shaft 37, swing clamping bar 30; Vertical clamp holder 28, oscillating cylinder supporting seat 32, swing clamp rotating shaft 37 and are fixed on base 31; Vertical register pin 39 is fixed on the chain tensioning device installed surface of vertical clamp holder 28, and vertical oil circuit 38 is in vertical clamp holder 28 inside; Ears plate 33 is fixed on oscillating cylinder supporting seat 32, and monaural plate 34 is hinged with ears plate 33, and oscillating cylinder 35 is fixed on monaural plate 34; Swinging clamping driving stem 25 is fixed on oscillating cylinder 35 piston rods, swing clamping driving stem 25 both side ends and be inserted in vertical clamp ball bearing 36, vertical clamp ball bearing 36 packs in the bearing mounting hole and vertical clamp bearing (ball) cover 24 that swings clamp arm 26 bottoms; Swing clamping rotating shaft 37 and be inserted in vertical clamp ball bearing 36, vertical clamp ball bearing 36 packs in the bearing mounting hole and vertical clamp bearing (ball) cover 24 that swings clamp arm 26 middle parts; Swing clamping bar 30 and be fixed on the top that swings clamp arm 26, swing clamping bar 30 surfaces and put rubber blanket.During test, chain tensioning device, by vertical register pin 39 location, is arranged on vertical clamp holder 28; Oscillating cylinder 35 piston rods stretch out, and clamp driving stem 25 drive swing clamp arm 26 to rotate centered by swinging clamping rotating shaft 37 by swing, swing clamping bar 30 compression chain tensioning devices; Because cover on swing clamping bar 30 has rubber blanket, during compression, can not damage chain tensioning device; Support cylinder 27 piston rods and stretch out, Supported Nylon cover 29 withstands chain tensioning device; Oil supply system is given chain tensioning device fuel feeding by vertical oil circuit 38; Drive on the plunger that speed on request of press mechanism and stroke act on chain tensioning device, carry out every test of chain tensioning device.After having tested, oil supply system fuel cut-off, Supported Nylon cover 29 is return with supporting cylinder 27 piston rods; Oscillating cylinder 35 piston rods are return, and swing clamping bar 30 with swinging clamp arm 26 rotations, unclamp chain tensioning device.
Referring to Fig. 9,10,11,12,13, the stretcher clamp system of horizontal location is mainly comprised of base 31, Horizontal type fixture holder 41, Horizontal type fixture 47, horizontal register pin 40, horizontal oil circuit 51, fixture handle reverse 49, fixture upset balancing weight 46, angle block 43, caging bolt 44, set nut 45, angle blend stop 42, Horizontal type fixture ball bearing 50, Horizontal type fixture bearing (ball) cover 48; Horizontal type fixture holder 41 is fixed on base 31; Horizontal type fixture 47 both side ends are inserted in Horizontal type fixture ball bearing 50, and Horizontal type fixture ball bearing 50 packs in the bearing mounting hole and Horizontal type fixture bearing (ball) cover 48 of Horizontal type fixture holder 41; Fixture handle reverse 49 is fixed on Horizontal type fixture 47 end faces, and fixture upset balancing weight 46 is fixed on the side of Horizontal type fixture 47, and horizontal register pin 40 is fixed on the chain tensioning device installed surface of Horizontal type fixture 47, and horizontal oil circuit 51 is in Horizontal type fixture 47 inside; Angle block 43 is fixed on Horizontal type fixture holder 41, and caging bolt 44 is threaded connection on angle block 43, and set nut 45 is enclosed within on caging bolt 44, and angle block 42 is fixed on Horizontal type fixture 47.Swing fixture handle reverse 49 rotates Horizontal type fixture 47 on Horizontal type fixture holder 41, by adjusting the caging bolt 44 on angle block 43, and lock caging bolts 44 with set nut 45, guarantee in anglec of rotation direction, to limit angle blend stop 42, Horizontal type fixture 47 is rotated between chain tensioning device installation site and chain tensioning device testing position; By the overturn counterweight of balancing weight 46 of fixture, Horizontal type fixture 47 can only be stablized rest on chain tensioning device installation site and chain tensioning device testing position.During test, swing fixture handle reverse 49 Horizontal type fixture 47 is rotated to chain tensioning device installation site, by horizontal register pin 40 location, chain tensioning device is arranged on Horizontal type fixture 47; Install after chain tensioning device, swing fixture handle reverse 49 Horizontal type fixture 47 is rotated to chain tensioning device testing position; Support cylinder 27 piston rods and stretch out, Supported Nylon cover 29 withstands chain tensioning device; Oil supply system is given chain tensioning device fuel feeding by horizontal oil circuit 51; Drive on the plunger that speed on request of press mechanism and stroke act on chain tensioning device, carry out every test of chain tensioning device.After having tested, oil supply system fuel cut-off, Supported Nylon cover 29 is return with supporting cylinder 27 piston rods, swings fixture handle reverse 49 Horizontal type fixture 47 is rotated to chain tensioning device installation site.
Claims (2)
1. chain tensioning device testing table, mainly by stand, gear oil machine structure, oil supply system, driving press mechanism, stretcher supporting mechanism, stretcher clamp system, formed, it is characterized in that keeping off oil machine structure, oil supply system, driving press mechanism, stretcher supporting mechanism, stretcher clamp system and all install, be fixed on stand; Gear oil machine structure is mainly comprised of gear oil gas cylinder, oil blocking cover, and gear oil gas cylinder is fixed on stand, and oil blocking cover is fixed on gear oil gas cylinder piston rod; Drive press mechanism mainly by base, bracing frame, rectilinear motion base plate, bearing of motor seat supports frame, AC servomotor, shaft coupling, biserial angular contact bearing, bearing seat, angular contact bearing end cap, ball screw, nut, nut adapter sleeve, line slideway, guide rail slide block, rectilinear motion slide plate, sensor connector, pull pressure sensor, nylon pressure head, to be formed; Bracing frame is fixed on base, and rectilinear motion base plate is fixed on bracing frame, and bearing of motor seat supports frame is fixed on rectilinear motion base plate, and AC servomotor and bearing seat are fixed on motor bearing seat carriage; The rotating shaft of AC servomotor connects ball-screw end by shaft coupling, and be inserted in biserial angular contact bearing ball screw end, and biserial angular contact bearing packs in bearing seat and angular contact bearing end cap; Nut is fixed in nut adapter sleeve, and line slideway is fixed on rectilinear motion base plate, and rectilinear motion slide plate is fixed on nut adapter sleeve and guide rail slide block; Rectilinear motion slide plate, sensor connector, pull pressure sensor, nylon pressure head are rigidly connected by screw thread; Stretcher supporting mechanism is mainly comprised of base, support cylinder, Supported Nylon cover, supports cylinder and is fixed on base, and Supported Nylon cover is threaded connection and is supporting on cylinder piston rod.
2. chain tensioning device testing table according to claim 1, is characterized in that for the type of chain tensioning device and the difference of locator meams, adopts the stretcher clamp system of vertical location, the two kinds of different types in horizontal location; During test, need to be replaced with according to different chain tensioning device types the stretcher clamp system of horizontal or vertical location; The stretcher clamp system of vertical location is mainly comprised of base, vertical clamp holder, vertical register pin, vertical oil circuit, oscillating cylinder supporting seat, ears plate, monaural plate, oscillating cylinder, swing clamping driving stem, swing clamp arm, vertical clamp ball bearing, vertical clamp bearing (ball) cover, swing clamping rotating shaft, swing clamping bar; Vertical clamp holder, oscillating cylinder supporting seat, swing clamp rotating shaft and are fixed on base; Vertical register pin is fixed on the chain tensioning device installed surface of vertical clamp holder, and vertical oil circuit is inner at vertical clamp holder; Ears plate is fixed on oscillating cylinder supporting seat, and monaural plate and ears plate are hinged, and oscillating cylinder is fixed on monaural plate; Swing clamping driving stem and be fixed on oscillating cylinder piston rod, swing clamping driving stem both side ends and be inserted in vertical clamp ball bearing, vertical clamp ball bearing packs in the bearing mounting hole and vertical clamp bearing (ball) cover that swings clamp arm bottom; Swing clamping rotating shaft and be inserted in vertical clamp ball bearing, vertical clamp ball bearing packs in the bearing mounting hole and vertical clamp bearing (ball) cover that swings clamp arm middle part; Swing clamping bar and be fixed on the top that swings clamp arm, swing clamping bar surface and put rubber blanket; The stretcher clamp system of horizontal location is mainly comprised of base, Horizontal type fixture holder, Horizontal type fixture, horizontal register pin, horizontal oil circuit, fixture handle reverse, fixture upset balancing weight, angle block, caging bolt, set nut, angle blend stop, Horizontal type fixture ball bearing, Horizontal type fixture bearing (ball) cover; Horizontal type fixture holder is fixed on base; Horizontal type fixture both side ends is inserted in Horizontal type fixture ball bearing, and Horizontal type fixture ball bearing packs in the bearing mounting hole and Horizontal type fixture bearing (ball) cover of Horizontal type fixture holder; Fixture handle reverse is fixed on Horizontal type fixture end face, and fixture upset balancing weight is fixed on the side of Horizontal type fixture, and horizontal register pin is fixed on the chain tensioning device installed surface of Horizontal type fixture, and horizontal oil circuit is inner at Horizontal type fixture; Angle block is fixed on Horizontal type fixture holder, and caging bolt is threaded connection on angle block, and set nut is enclosed within on caging bolt, and angle block is fixed on Horizontal type fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320282823.9U CN203881533U (en) | 2013-05-10 | 2013-05-10 | Chain tensioner test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320282823.9U CN203881533U (en) | 2013-05-10 | 2013-05-10 | Chain tensioner test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203881533U true CN203881533U (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320282823.9U Expired - Fee Related CN203881533U (en) | 2013-05-10 | 2013-05-10 | Chain tensioner test bench |
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| Country | Link |
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| CN (1) | CN203881533U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949832A (en) * | 2015-05-28 | 2015-09-30 | 同济大学 | Horizontal test platform for fracture, fatigue and chain length precision measurement of escalator driving chains |
| CN109115503A (en) * | 2017-06-23 | 2019-01-01 | 华晨汽车集团控股有限公司 | A kind of engine timing system dynamic performance testing structure and method |
-
2013
- 2013-05-10 CN CN201320282823.9U patent/CN203881533U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949832A (en) * | 2015-05-28 | 2015-09-30 | 同济大学 | Horizontal test platform for fracture, fatigue and chain length precision measurement of escalator driving chains |
| CN104949832B (en) * | 2015-05-28 | 2017-06-13 | 同济大学 | A kind of horizontal drive chain of escalator is disrumpent feelings, tired and chain length precision measure testing stand |
| CN109115503A (en) * | 2017-06-23 | 2019-01-01 | 华晨汽车集团控股有限公司 | A kind of engine timing system dynamic performance testing structure and method |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20170510 |
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| CF01 | Termination of patent right due to non-payment of annual fee |