CN203432866U - Loading structure on friction-wear tester - Google Patents
Loading structure on friction-wear tester Download PDFInfo
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- CN203432866U CN203432866U CN201320440998.8U CN201320440998U CN203432866U CN 203432866 U CN203432866 U CN 203432866U CN 201320440998 U CN201320440998 U CN 201320440998U CN 203432866 U CN203432866 U CN 203432866U
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- loading
- push rod
- testing machine
- piston
- baffle plate
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Abstract
The utility model provides a loading structure on a friction-wear tester, belongs to the technical field of machinery, and solves the technical problems that the loads of an existing tester cannot keep constant. According to the loading structure on the friction-wear tester, the friction-wear tester comprises a base, wherein a supporting panel is fixedly arranged on the base; a clamping base plate is connected to the supporting panel in a sliding manner. The loading structure comprises a loading oil cylinder which is arranged at the lower end of the base, wherein the end of a piston rod of the loading oil cylinder is fixedly connected with the clamping base plate; the loading oil cylinder comprises a shell; a pressure regulating cavity and a loading cavity are formed in the shell; a pressure regulating rod is in threaded connection with the pressure regulating cavity; a pressure regulating knob is arranged at the outer end of the pressure regulating rod; a loading piston is arranged in the loading cavity; the piston rod is fixedly connected with the loading piston; hydraulic oil is filled between a baffle plate and the loading piston. The loading structure on the friction-wear tester has the advantages that the loads of the clamping base plate can keep constant.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to the loading structure on a kind of friction wear testing machine.
Background technology
The process route that plating Ti (CN) adopts is to carry out on the basis of successfully preparing TiC cementation coating, when the technological parameter of two brightness plating TiC and Ti (CN) has been carried out to Exploration and Research, the Optimizing Process Parameters of determining preparation TiC and Ti (CN) cementation coating by thickness and the skin hardness of each group test gained cementation coating of comparative analysis, and then need to use friction wear testing machine, friction wear testing machine is to apply under the prerequisite of permanent load, material surface is rubbed, detect it in the schedule time, abrasion condition in predetermined frictional strength and specified load, thereby draw the technological parameters such as rub resistance intensity of material surface.
When material is carried out to friction-wear test, two problems below main existence, the one, material cannot be fixed on test platform accurately, thus there is larger error in test figure; The 2nd, the load that material is applied cannot be set as steady state value, if load can not become invariant, causes great trouble when the analysis of test figure.
This loading structure is a part for friction wear testing machine, major function is that workpiece is applied to constant load, to detect wear of work situation under this load, and the load that traditional testing machine applies workpiece cannot be set as steady state value, if load can not become invariant, when the analysis of test figure, cause great trouble.
Summary of the invention
The purpose of this utility model is the problems referred to above that exist for existing technology, and the loading structure on a kind of friction wear testing machine is provided, and technical problem to be solved in the utility model is how workpiece to be applied to constant load.
The purpose of this utility model can realize by following technical proposal: the loading structure on a kind of friction wear testing machine, testing machine comprises a base, on described base, be fixedly installed a support panel, it is characterized in that, described support panel is provided with slide rail, this testing machine also comprises that one clamps substrate, described clamping offers the chute coordinating with described slide rail on substrate, the described substrate that clamps is slidably connected on described support panel, this loading structure comprises the load cylinder that is arranged on base lower end, the piston rod end of described load cylinder with described in clamp substrate and be connected, described load cylinder comprises a housing, in described housing, be provided with a pressure regulating cavity and a LOADED CAVITY, described pressure regulating cavity internal thread is connected with a pressure regulation bar, the outer end of described pressure regulation bar is provided with an adjusting pressuring knob, the inner of described pressure regulation bar is arranged with jacking block, in described LOADED CAVITY, be provided with a push rod and and be arranged on the baffle plate in LOADED CAVITY, described baffle plate center position offers a spout hole, one end of described push rod and described jacking block against and described jacking block can promote push rod and move in LOADED CAVITY, the other end of described push rod is installed with a sealing block, described sealing block is resisted against on described baffle plate and by described spout hole and blocks, in described LOADED CAVITY, be also provided with a loading piston, described piston rod and described loading piston are connected, between described baffle plate and loading piston, be marked with hydraulic oil.
Principle of work of the present utility model is: rotation adjusting pressuring knob can promote jacking block and slide in pressure regulating cavity, thereby promote push rod moves in LOADED CAVITY, push rod promotes baffle plate and moves in LOADED CAVITY, thereby change the oil pressure of the hydraulic oil between baffle plate and loading piston, the load of piston rod is changed, and then change push rod to clamping the thrust of substrate, the sealed plate sealing of spout hole on baffle plate, when friction of workpiece occurs when abnormal, for protecting this hydraulic system and pressure head, seal pad can be opened under larger load power, thereby hydraulic oil flows out from overflow vent, reduce the pressure of hydraulic oil, jacking block positions by the convex tendon being arranged on pressure regulation bar, and jacking block can relatively rotate with pressure regulation bar, but the axially-movable of pressure regulation bar can drive jacking block to be synchronized with the movement with it in pressure regulating cavity.
In loading structure on above-mentioned a kind of friction wear testing machine, described jacking block has a rake, and fixture block is slidably connected on described pressure regulation bar, and described push rod is resisted against on described rake.Rotation adjusting pressuring knob can promote push rod end and slide along rake, thereby makes to move or move down on push rod.
In loading structure on above-mentioned a kind of friction wear testing machine, be provided with a guide plate in described LOADED CAVITY, the center position of described guide plate offers a pilot hole, and described push rod is plugged in described pilot hole.Guide plate is fixed on housing, and pilot hole leads to push rod, makes the push rod can be along moving on pilot hole or moving down under the thrust of jacking block and the pressure-acting of hydraulic oil.
In loading structure on above-mentioned a kind of friction wear testing machine, described baffle plate is provided with a step surface one along place, spout hole outer, has a step surface two on described sealing block, and described step surface one is resisted against on described step surface two.Step surface one and step surface and mutually against, seal pad can be sealed spout hole, while preventing from testing, baffle plate and the oil pressure loading between piston change, and cause test figure inaccurate.
In loading structure on above-mentioned a kind of friction wear testing machine, described adjusting pressuring knob is provided with a pointer, is installed with an index dial on described housing.Numerical value on index dial is corresponding with the anglec of rotation of adjusting pressuring knob, and rotation adjusting pressuring knob can be read baffle plate and load the oil pressure value of hydraulic oil between piston, thereby obtains piston rod to clamping the loading force size of substrate.
Compared with prior art, the utlity model has following advantage:
1, rotation adjusting pressuring knob can promote jacking block and slide in pressure regulating cavity, thereby promote push rod moves in LOADED CAVITY, push rod promotes baffle plate and moves in LOADED CAVITY, thereby change the oil pressure of the hydraulic oil between baffle plate and loading piston, the load of piston rod is changed, and then change push rod to clamping the thrust of substrate, the sealed plate sealing of spout hole on baffle plate, when friction of workpiece occurs when abnormal, for protecting this hydraulic system and pressure head, seal pad can be opened under larger load power, thereby hydraulic oil flows out from overflow vent, reduce the pressure of hydraulic oil, jacking block positions by the convex tendon being arranged on pressure regulation bar, and jacking block can relatively rotate with pressure regulation bar, but the axially-movable of pressure regulation bar can drive jacking block to be synchronized with the movement with it in pressure regulating cavity.
2, step surface one and step surface and mutually against, seal pad can be sealed spout hole, while preventing from testing, baffle plate and the oil pressure loading between piston change, and cause test figure inaccurate.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of this testing machine.
Fig. 2 is the cross-sectional view of this loading structure.
Fig. 3 is the enlarged drawing of local A in Fig. 2.
Fig. 4 is the perspective view that clamps substrate in this loading structure.
In figure, 1, base; 21, support panel; 22, slide rail; 23, chute; 3, clamp substrate; 4, fixture block; 5, load cylinder; 6a, loading piston; 6b, piston rod; 6c, housing; 61, pressure regulating cavity; 62, LOADED CAVITY; 63, pressure regulation bar; 64, adjusting pressuring knob; 65, jacking block; 66, push rod; 67, baffle plate; 68, spout hole; 69, seal pad; 60, rake; 71, guide plate; 72, pilot hole; 81, step surface one; 82, step surface two; 91, pointer; 92, index dial.
Embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1 and Figure 4, loading structure on a kind of friction wear testing machine, testing machine comprises a base 1, on base 1, be fixedly installed a support panel 21, support panel 21 is provided with slide rail 22, this testing machine also comprises that one clamps substrate 3, clamp and on substrate 3, offer the chute 23 coordinating with slide rail 22, clamping substrate 3 is slidably connected on support panel 21, base 1 lower end is provided with a load cylinder 5, the piston rod 6b end of load cylinder 5 with clamp substrate 3 and be connected, load cylinder 5 comprises a housing 6c, in housing 6c, be provided with a pressure regulating cavity 61 and a LOADED CAVITY 62, pressure regulating cavity 61 internal threads are connected with a pressure regulation bar 63, the outer end of pressure regulation bar 63 is provided with an adjusting pressuring knob 64, the inner of pressure regulation bar 63 is arranged with jacking block 65, in LOADED CAVITY 62, be provided with a push rod 66 and and be arranged on the baffle plate 67 in LOADED CAVITY 62, baffle plate 67 center positions offer a spout hole 68, one end of push rod 66 and jacking block 65 against and jacking block 65 can promote push rod 66 in the interior movement of LOADED CAVITY 62, the other end of push rod 66 is installed with a sealing block, sealing block is resisted against on baffle plate 67 and by spout hole 68 and blocks, in LOADED CAVITY 62, be also provided with a loading piston 6a, piston rod 6b and loading piston 6a are connected, between baffle plate 67 and loading piston 6a, be marked with hydraulic oil.
As shown in Figure 2, jacking block 65 has a rake 60, fixture block 4 is slidably connected on pressure regulation bar 63, push rod 66 is resisted against on rake 60, rotation adjusting pressuring knob 64 can promote push rod 66 ends and slide along rake 60, thereby make to move or move down on push rod 66, in LOADED CAVITY 62, be provided with a guide plate 71, the center position of guide plate 71 offers a pilot hole 72, push rod 66 is plugged in pilot hole 72, guide plate 71 is fixed on housing 6c, 72 pairs of push rods 66 of pilot hole lead, make the push rod 66 can be along moving or move down on pilot hole 72 under the thrust of jacking block 65 and the pressure-acting of hydraulic oil.
As shown in Figure 3, baffle plate 67 is provided with a step surface 1 along spout hole 68 places, outer, on sealing block, there is a step surface 2 82, step surface 1 is resisted against on step surface 2 82, step surface 1 and step surface and mutually against, seal pad 69 can be sealed spout hole 68, while preventing from testing, baffle plate 67 and the oil pressure loading between piston 6a change, cause test figure inaccurate, adjusting pressuring knob 64 is provided with a pointer 91, on housing 6c, be installed with an index dial 92, numerical value on index dial 92 is corresponding with the anglec of rotation of adjusting pressuring knob 64, rotation adjusting pressuring knob 64 can be read baffle plate 67 and load the oil pressure value of hydraulic oil between piston 6a, thereby obtain piston rod 6b to clamping the loading force size of substrate 3.
Principle of work of the present utility model is: rotation adjusting pressuring knob 64 can promote jacking block 65 in the interior slip of pressure regulating cavity 61, thereby promote push rod 66 in the interior movement of LOADED CAVITY 62, push rod 66 promotes baffle plate 67 in the interior movement of LOADED CAVITY 62, thereby change the oil pressure of the hydraulic oil between baffle plate 67 and loading piston 6a, the load of piston rod 6b is changed, and then 66 pairs of thrusts that clamp substrate 3 of change push rod, sealed plate 69 sealings of spout hole 68 on baffle plate 67, when friction of workpiece occurs when abnormal, for protecting this hydraulic system and pressure head, seal pad 69 can be opened under larger load power, thereby hydraulic oil flows out from overflow vent, reduce the pressure of hydraulic oil, jacking block 65 positions by the convex tendon being arranged on pressure regulation bar 63, and jacking block 65 can relatively rotate with pressure regulation bar 63, but the axially-movable of pressure regulation bar 63 can drive jacking block 65 to be synchronized with the movement with it in pressure regulating cavity 61.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (5)
1. the loading structure on a friction wear testing machine, testing machine comprises a base (1), on described base (1), be fixedly installed a support panel (21), it is characterized in that, described support panel (21) is provided with slide rail (22), this testing machine also comprises that one clamps substrate (3), described clamping offers the chute (23) coordinating with described slide rail (22) on substrate (3), the described substrate (3) that clamps is slidably connected on described support panel (21), this loading structure comprises the load cylinder (5) that is arranged on base (1) lower end, piston rod (6b) end of described load cylinder (5) with described in clamp substrate (3) and be connected, described load cylinder (5) comprises a housing (6c), in described housing (6c), be provided with a pressure regulating cavity (61) and a LOADED CAVITY (62), described pressure regulating cavity (61) internal thread is connected with a pressure regulation bar (63), the outer end of described pressure regulation bar (63) is provided with an adjusting pressuring knob (64), the inner of described pressure regulation bar (63) is arranged with jacking block (65), in described LOADED CAVITY (62), be provided with a push rod (66) and and be arranged on the baffle plate (67) in LOADED CAVITY (62), described baffle plate (67) center position offers a spout hole (68), one end of described push rod (66) and described jacking block (65) against and described jacking block (65) can to promote push rod (66) mobile in LOADED CAVITY (62), the other end of described push rod (66) is installed with a sealing block, described sealing block is resisted against described baffle plate (67) above and described spout hole (68) is blocked, in described LOADED CAVITY (62), be also provided with a loading piston (6a), described piston rod (6b) is connected with described loading piston (6a), between described baffle plate (67) and loading piston (6a), be marked with hydraulic oil.
2. the loading structure on a kind of friction wear testing machine according to claim 1, it is characterized in that, described jacking block (65) has a rake (60), and it is upper that fixture block (4) is slidably connected at described pressure regulation bar (63), and described push rod (66) is resisted against on described rake (60).
3. the loading structure on a kind of friction wear testing machine according to claim 2, it is characterized in that, in described LOADED CAVITY (62), be provided with a guide plate (71), the center position of described guide plate (71) offers a pilot hole (72), and described push rod (66) is plugged in described pilot hole (72).
4. the loading structure on a kind of friction wear testing machine according to claim 3, it is characterized in that, described baffle plate (67) is provided with a step surface one (81) along place, spout hole (68) outer, on described sealing block, have a step surface two (82), described step surface one (81) is resisted against on described step surface two (82).
5. the loading structure on a kind of friction wear testing machine according to claim 4, is characterized in that, described adjusting pressuring knob (64) is provided with a pointer (91), is installed with an index dial (92) on described housing (6c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320440998.8U CN203432866U (en) | 2013-07-22 | 2013-07-22 | Loading structure on friction-wear tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320440998.8U CN203432866U (en) | 2013-07-22 | 2013-07-22 | Loading structure on friction-wear tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203432866U true CN203432866U (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320440998.8U Expired - Fee Related CN203432866U (en) | 2013-07-22 | 2013-07-22 | Loading structure on friction-wear tester |
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| Country | Link |
|---|---|
| CN (1) | CN203432866U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103383332A (en) * | 2013-07-22 | 2013-11-06 | 嘉兴职业技术学院 | Friction wear testing machine |
| CN108224749A (en) * | 2018-01-09 | 2018-06-29 | 李明科 | A kind of regulator of boiler |
-
2013
- 2013-07-22 CN CN201320440998.8U patent/CN203432866U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103383332A (en) * | 2013-07-22 | 2013-11-06 | 嘉兴职业技术学院 | Friction wear testing machine |
| CN103383332B (en) * | 2013-07-22 | 2015-04-29 | 嘉兴职业技术学院 | Friction wear testing machine |
| CN108224749A (en) * | 2018-01-09 | 2018-06-29 | 李明科 | A kind of regulator of boiler |
| CN108224749B (en) * | 2018-01-09 | 2019-12-03 | 阜阳安固锅炉压力容器制造有限公司 | A kind of regulator of boiler |
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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 |
Granted publication date: 20140212 Termination date: 20140722 |
|
| EXPY | Termination of patent right or utility model |