CN214843109U - Rocker arm clearance detection tool - Google Patents

Abstract

The utility model discloses a rocking arm play detects frock relates to rocking arm fixed axle and detects technical field. The utility model provides a rocking arm play detects frock, includes: the device comprises a base, a positioning component and a measuring component, wherein the positioning component and the measuring component are respectively arranged on the base; the positioning assembly comprises a base, a fixed shaft, a positioning block and a positioning rod, the base is arranged on the base, the fixed shaft is vertically arranged on one side of the base, the positioning block is arranged at the top end of the base, the positioning rod vertically penetrates through the positioning block, and a measuring meter on the positioning rod and the measuring assembly is located on the same side with the fixed shaft respectively. When the operation frock, establish the rocking arm cover on the fixed axle, the locating lever is used for further fixing a position the one end of rocking arm, makes the location more accurate, and the bottom contact rocking arm's of gauge other end through the numerical value size on the measuring unit, confirms whether the play at rocking arm both ends is in error range, through setting up locating component, makes the rocking arm location more accurate to make measuring unit's reading more accurate.

Description

Rocker arm clearance detection tool

Technical Field

The utility model relates to a rocking arm fixed axle detects technical field, concretely relates to rocking arm internal clearance detects frock.

Background

Rocker arms are key components in valve train systems and are used in conjunction with push rods to open valves. The rocker arm is used for changing the direction of force transmitted by the push rod or the cam and acting on the tail part of the valve rod to push the valve open, so that the radial play precision of the rocker arm has certain requirements. For the detection of the axial play of the rocker arm, the first detection method is to take an outer ring and an inner ring assembly, place the inner ring assembly horizontally, buckle the outer ring, add a specified load to measure the distance from the upper end surface of the outer ring to the small end surface of the inner ring, then change the inner ring assembly and invert the outer ring, measure the distance from the end surface to the inner ring in the same way, and obtain the size required by assembly through calculation. The second detection method is that after the rocker arm is assembled, two ends of the pin shaft are locked and fixed, a measuring head of the dial indicator is used for contacting the highest point of the fixed shaft, and a pushing force is manually exerted on the outer diameter of the roller corresponding to the measuring head of the dial indicator, so that a pointer is changed, and the radial clearance of the fixed shaft is measured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rocking arm internal clearance detects frock to solve current rocking arm and lead to the rocking arm internal clearance to detect unsafe problem owing to the location effect is poor.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

the utility model provides a rocking arm play detects frock which characterized in that includes: the device comprises a base, a positioning component and a measuring component, wherein the positioning component and the measuring component are respectively arranged on the base;

the positioning assembly comprises a base, a fixed shaft, a positioning block and a positioning rod, the base is arranged on the base, the fixed shaft is vertically arranged on one side of the base, the positioning block is arranged at the top end of the base, the positioning rod vertically penetrates through the positioning block, and a measuring meter on the positioning rod and the measuring assembly is located on the same side with the fixed shaft respectively.

The beneficial effects of adopting the above technical scheme are: through setting up locating component, make the rocking arm location accurate, when operating the frock, establish the rocking arm cover on the fixed axle, the vertical locating piece that runs through of locating lever, and the locating lever is corresponding with the fixed axle, the locating lever is used for further fixing a position the one end of rocking arm, correspond the setting through locating lever and fixed axle, it is accurate to make the rocking arm location, the bottom contact rocking arm's of the gauge on the measuring component other end, the locating lever, fixed axle and gauge, make the rocking arm fix on the frame, through the numerical value on the gauge, whether the play of confirming the rocking arm both ends is in the error range, thereby reach the effect that detects the play precision, through setting up locating component, it is more accurate to make the rocking arm location, thereby make the reading of gauge more accurate, it is more accurate to make to detect the rocking arm play.

Furthermore, the measuring assembly further comprises a vertical rod, a connecting rod and an adjusting part, the vertical rod is arranged on the base, the connecting rod is movably connected with the vertical rod through the adjusting part, and the measuring meter is arranged at one end, far away from the vertical rod, of the connecting rod.

The beneficial effects of adopting the above technical scheme are: the pole setting passes through regulating part and connecting rod swing joint, and the meter setting is on the connecting rod, through swing joint, makes the connecting rod can reciprocate along the pole setting to drive the meter and reciprocate, through swing joint, can adjust the position of meter at any time, make the frock more nimble, it is more convenient to measure.

Further, adjustment member includes first sleeve pipe, second sleeve pipe and is used for the retaining member of locking pole setting, and first sleeve pipe is connected with the retaining member through the second sleeve pipe, and the second sleeve pipe is established in the pole setting, and with pole setting sliding connection, the tip setting of connecting rod is in first sleeve pipe, first sleeve pipe and second sleeve pipe swing joint.

The beneficial effects of adopting the above technical scheme are: the second sleeve is in sliding connection with the vertical rod, the locking piece is used for locking the vertical rod to enable the vertical rod and the second sleeve to be fastened, and the second sleeve can move up and down along the vertical rod by adjusting the locking piece if necessary; first sleeve pipe and second sleeve pipe swing joint, the tip setting of connecting rod is in first sleeve pipe, can adjust the position of connecting rod through adjusting first sleeve pipe to adjust the position of gauge on the connecting rod, make the frock more convenient, more nimble.

Further, a supporting table is arranged on the base, and the measuring assembly is located above the supporting table.

The beneficial effects of adopting the above technical scheme are: through setting up a supporting bench for support locating component, make and separate between locating component and the base, increase the distance between locating component and the base, be applicable to the rocking arm product of not unidimensional, thickness, make the frock more nimble.

Furthermore, a sliding groove is formed in the base, a sliding rod is arranged at the bottom of the supporting table, and the sliding rod is in clearance fit with the sliding groove.

The beneficial effects of adopting the above technical scheme are: through the clearance fit of slide bar and spout, make the brace table slide and rotate along the base to drive locating component's slip and rotation, can adjust locating component's direction and position through slip or pivoted mode in operation, increased the flexibility of frock.

Further, be provided with a plurality of through-holes on the base, pole setting and through-hole threaded connection.

The beneficial effects of adopting the above technical scheme are: through threaded connection, make the pole setting can be connected with the through-hole on the base, and the through-hole is provided with a plurality ofly, can adjust the position of pole setting on the base, and the pole setting is connected with the connecting rod, and the connecting rod is connected with the gauge, through the position of adjustment pole setting to the position of adjustment gauge makes the different positions of whole measuring unit adjustment on the base, has increased the flexibility of frock, makes the frock measurement more convenient.

Further, the locating piece is in threaded connection with the locating rod.

The beneficial effects of adopting the above technical scheme are: through threaded connection, make the locating lever can remove on the locating piece, adjust the length of locating lever through removing, when the operation frock, make the locating lever can further fix a position the rocking arm product, and when meetting the rocking arm product of the shape difference, the homoenergetic is suitable for, has increased the flexibility of frock, makes the frock more practical.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model provides a rocking arm play detects frock, when operation frock, establish the rocking arm cover on the fixed axle, the vertical locating piece that runs through of locating lever, and the locating lever is corresponding with the fixed axle, the locating lever is used for further fixing a position the one end of rocking arm, correspond the setting through locating lever and fixed axle, make the rocking arm location accurate, the bottom contact rocking arm's of the gauge on the measuring subassembly other end, the locating lever, fixed axle and gauge, make the rocking arm fix on the frame, reading through the gauge on the measuring subassembly, whether the play at definite rocking arm both ends is in the error band, thereby reach the effect that detects the play precision, through setting up locating component, it is more accurate to make the rocking arm location, thereby make measuring component's reading more accurate, it is more accurate to make the detection rocking arm play.

Drawings

FIG. 1 is a schematic view of the overall structure of a rocker arm play detection tool;

FIG. 2 is a schematic view of the positioning assembly and the measuring assembly;

FIG. 3 is a schematic view of a base and a supporting platform;

FIG. 4 is a schematic view of the adjustment member;

fig. 5 is a schematic view of a rocker arm structure.

The reference numerals shown in fig. 1 to 5 are respectively expressed as: 1-base, 101-chute, 102-through hole, 2-positioning component, 201-base, 202-fixed shaft, 203-positioning block, 204-positioning rod, 3-measuring component, 301-upright rod, 302-connecting rod, 303-measuring meter, 304-adjusting component, 305-first sleeve, 306-second sleeve, 307-locking component, 4-supporting platform, 401-sliding rod, 5-rocker arm, 501-first arm, 502-hole, 503-second arm and 504-round hole.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, a rocker arm play detection tool includes: base 1 and set up locating component 2 and measuring component 3 on base 1 respectively, base 1 is used for supporting whole frock, and locating component 2 is used for the location of rocking arm 5, and measuring component 3 is used for measuring 5 plays of rocking arm, through locating component 2's accurate positioning, makes things convenient for measuring component 3's further measurement, improves the reliability of operation. The swing arm 5 includes a first arm 501, a hole 502, a second arm 503, and a circular hole 504, wherein the first arm 501 is connected to the second arm 503 through the hole 502, and the circular hole 504 is disposed on the second arm 503.

The positioning assembly 2 comprises a base 201, a fixed shaft 202, a positioning block 203 and a positioning rod 204, the base 201 is arranged on the base 1, the base 201 plays a supporting role, the fixed shaft 202 is vertically arranged on one side of the base 201, and the fixed shaft 202 is used for smoothly sleeving a hole 502 on the rocker arm 5 to play a positioning and primary fixing role; the outer diameter of the fixing shaft 202 is matched with the diameter of the hole 502, so that the hole 502 on the rocker arm 5 can smoothly pass through the fixing shaft 202, and the outer diameter of the fixing shaft 202 is smaller than the diameter of the hole 502, so that the hole 504 can also smoothly pass through the fixing shaft 202. The positioning block 203 is arranged at the top end of the machine base 201, the positioning rod 204 vertically penetrates through the positioning block 203, and the positioning rod 204 and the measuring meter 303 on the measuring component 3 are respectively positioned on the same side with the fixed shaft 202. The positioning rod 204 is used for positioning the first arm 501 on the rocker arm 5, the fixed shaft 202 and the positioning rod 204 on the positioning component 2 are used for positioning the first arm 501 and the hole 502 on the rocker arm 5, so that the positioning is accurate, the subsequent measurement component 3 can conveniently perform further measurement, the bottom of the measuring meter 303 on the measuring component 3 is abutted against the second arm 503 of the rocker arm 5, so that 3-point positioning is formed, and whether the play between the two ends of the first arm 501 and the second arm 503 on the rocker arm 5 is within an error range is determined through the value on the measuring meter 303, so that the play precision detection effect is achieved.

When the tool is operated, the hole 502 in the rocker arm 5 is sleeved on the fixing shaft 202, the positioning and fixing effects are achieved at the beginning, the positioning rod 204 is used for further positioning the first arm 501 of the rocker arm 5, the rocker arm 5 is accurately positioned through the positioning rod 204 and the fixing shaft 202, the bottom end of the measuring meter 303 on the measuring component 3 is in contact with the second arm 503 of the rocker arm 5, a worker places a steel ball or a ball matched with the diameter of the round hole 504 in the rocker arm 5 during operation, and the measuring accuracy is prevented from being influenced by the round hole 504 in the rocker arm 5. Locating lever 204, fixed axle 202 and measurement meter 303 make rocking arm 5 fix on frame 201, through the numerical value on measurement meter 303, confirm whether the play at first arm 501 and second arm 503 both ends on rocking arm 5 is in error range to reach the effect that detects the play precision, through setting up locating component 2, make rocking arm 5 fix a position more accurately, thereby make measuring component 3's reading more accurate, make and detect rocking arm 5 play more accurate.

Referring to fig. 2-4, the measuring component 3 in the rocker arm play detection tool of the present invention further includes: pole setting 301, connecting rod 302, adjusting part 304, pole setting 301 sets up on base 1, pole setting 301 is used for supporting whole measuring unit 3, connecting rod 302 passes through adjusting part 304 and pole setting 301 swing joint, adjusting part 304 is by the slide, fastening screw makes up and forms, the slide is articulated with connecting rod 302, make connecting rod 302 can rotate along the slide, the slide can be followed pole setting 301 and slided from top to bottom, fastening screw sets up on the slide, adjust slide and pole setting 301 through the mode of unscrewing or screwing, the slip of slide can drive connecting rod 302 and move along pole setting 301, when connecting rod 302 moves the position that the staff needs, the fastening screw of screwing makes connecting rod 302 fix in pole setting 301. The measuring meter 303 is arranged at one end of the connecting rod 302 far away from the vertical rod 301, and the measuring meter 303 is arranged corresponding to the fixed shaft 202 and the positioning rod 204. The measuring gauge 303 is an existing dial gauge or lever dial gauge, which is a length measuring instrument that converts general linear displacement into rotary motion of a pointer through a gear or a lever and then performs reading on a dial; the displacement of the lever dial indicator is converted into the angular displacement of the pointer on the dial through a mechanical transmission system; through the pointer deflection position reading on the dial, the staff judges whether the play between the two ends of the first arm 501 and the second arm 503 on the rocker arm 5 is in the error range according to the value, so as to judge whether the rocker arm 5 is qualified. Upright rod 301 passes through regulating part 304 and connecting rod 302 swing joint, and measuring gauge 303 sets up on connecting rod 302, through swing joint, makes connecting rod 302 can reciprocate along upright rod 301 to drive measuring gauge 303 and reciprocate, through swing joint, can adjust the position of measuring gauge 303 at any time, make the frock more nimble, it is more convenient to measure.

Referring to fig. 4, the adjusting component 304 in the rocker clearance detecting tool of the present invention includes: first sleeve pipe 305, second sleeve pipe 306, and be used for locking retaining member 307 of pole setting 301, first sleeve pipe 305 is connected with retaining member 307 through second sleeve pipe 306, second sleeve pipe 306 cover is established on pole setting 301, and with pole setting 301 sliding connection, be provided with on the second sleeve pipe 306 with pole setting 301 external diameter assorted through-hole, make second sleeve pipe 306 can slide from top to bottom at pole setting 301, be provided with fastening screw in the retaining member 307, fastening screw passes through second sleeve pipe 306 and pole setting 301's outer wall butt, the last external screw thread that is provided with of fastening screw, be provided with in the second sleeve pipe 306 with fastening screw external screw thread complex internal thread, make fastening screw can revolve at second sleeve pipe 306, screw out, can realize the locking to pole setting 301 through adjusting retaining member 307 from this. The tip setting of connecting rod 302 is in first sleeve 305, first sleeve 305 and second sleeve 306 swing joint, be provided with the recess on the second sleeve 306, be provided with the bellying with the recess looks adaptation of second sleeve 306 on the first sleeve 305, realize first sleeve 305 and second sleeve 306 swing joint, thereby conveniently adjust the connecting rod 302 of being connected with first sleeve 305, thereby adjust the gauge 303 of being connected with connecting rod 302 one end, make the frock more nimble, it is more convenient to use. The second sleeve 306 is slidably connected with the upright 301, the locking member 307 is used for locking the upright 301 so as to fasten the upright 301 with the second sleeve 306, and the second sleeve 306 can move up and down along the upright 301 by adjusting the locking member 307 if necessary; first sleeve pipe 305 and second sleeve pipe 306 swing joint, the tip setting of connecting rod 302 is in first sleeve pipe 305, can be through adjusting first sleeve pipe 305, adjusts the position of connecting rod 302 to adjust the position of gauge 303 on the connecting rod 302, make the frock more reliable, it is more convenient to use.

Please refer to fig. 3, the rocker arm play detection tool of the present invention further includes: a supporting table 4 is arranged on the base 1, and the measuring component 2 is positioned above the supporting table 4. Through setting up brace table 4 for support locating component 2, make and separate between locating component 2 and the base 1, increase the distance between locating component 2 and the base 1, be applicable to the rocking arm product of not unidimensional, thickness, make the frock more nimble.

Preferably, the base 1 is provided with a sliding groove 101, the bottom of the supporting platform 4 is provided with a sliding rod 401, and the sliding rod 401 is in clearance fit with the sliding groove 101. The diameter of the sliding rod 401 is matched with the groove diameter of the sliding groove 101, so that the sliding rod 401 can slide along the sliding groove 101; further, the bottom of the support platform 4 is hinged with the slide bar 401, so that the support platform 4 can slide and rotate along the base 1. Through the clearance fit of slide bar 401 and spout 101, make supporting bench 3 can slide and rotate along base 1 to drive the slip and the rotation of locating component 2, can be through the slip or pivoted mode in operation, adjust locating component 2's direction and position, it is more convenient during the use.

Preferably, base 1 is provided with a plurality of through-holes 102, and pole setting 301 and through-hole 102 threaded connection are through setting up the external screw thread in the bottom of pole setting 301 pole portion, be provided with on the through-hole 102 inner wall with pole setting 301 pole portion bottom external screw thread complex internal thread, can realize threaded connection. Through threaded connection, make pole setting 301 can be connected with through-hole 102 on the base 1, and through-hole 102 is provided with a plurality ofly, can adjust the position of pole setting 301 on base 1 through setting up a plurality of through-holes 102, pole setting 301 is connected with connecting rod 302, connecting rod 302 is connected with gauge 303, through the position of adjusting pole setting 301, and thus adjust the position of gauge 303, make whole measuring component 3 can adjust different positions on base 1, the flexibility of frock has been increased, it is more convenient to make the frock measure.

Preferably, the positioning block 203 is screwed to the positioning rod 204, and the positioning block 203 is provided with an external thread on the rod portion of the positioning rod 204, and an internal thread that is engaged with the external thread on the rod portion of the positioning rod 204 is provided in the positioning block 203, thereby realizing the screwed connection. Through threaded connection, make locating lever 204 can move on locating piece 203, adjust the position of locating lever 204 through removing, when the operation frock, make locating lever 204 can further fix a position the first arm 501 of rocking arm 5, and when meetting the rocking arm product of the shape difference, the homoenergetic is suitable for, has increased the flexibility of frock, makes the frock more practical.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (7)

1. The utility model provides a rocking arm play detects frock which characterized in that includes: the device comprises a base (1), and a positioning component (2) and a measuring component (3) which are respectively arranged on the base (1);

the positioning assembly (2) comprises a base (201), a fixed shaft (202), a positioning block (203) and a positioning rod (204), the base (201) is arranged on the base (1), the fixed shaft (202) is perpendicularly arranged on one side of the base (201), the positioning block (203) is arranged at the top end of the base (201), the positioning rod (204) vertically penetrates through the positioning block (203), and the measuring meter (303) on the positioning assembly (204) is respectively located on the same side with the fixed shaft (202).

2. The rocker arm play detection tool according to claim 1, wherein the measurement assembly (3) further comprises a vertical rod (301), a connecting rod (302) and an adjusting component (304), the vertical rod (301) is arranged on the base (1), the connecting rod (302) is movably connected with the vertical rod (301) through the adjusting component (304), and the measuring meter (303) is arranged at one end, far away from the vertical rod (301), of the connecting rod (302).

3. The rocker arm play detection tool according to claim 2, wherein the adjusting member (304) comprises a first sleeve (305), a second sleeve (306) and a locking member (307) for locking the vertical rod (301), the first sleeve (305) is connected with the locking member (307) through the second sleeve (306), the second sleeve (306) is sleeved on the vertical rod (301) and is in sliding connection with the vertical rod (301), the end of the connecting rod (302) is arranged in the first sleeve (305), and the first sleeve (305) is movably connected with the second sleeve (306).

4. The rocker arm play detection tool according to claim 1, characterized in that a support table (4) is arranged on the base (1), and the measuring component (3) is located on the support table (4).

5. The rocker arm play detection tool according to claim 4, wherein a sliding groove (101) is formed in the base (1), a sliding rod (401) is arranged at the bottom of the support table (4), and the sliding rod (401) is in clearance fit with the sliding groove (101).

6. The rocker arm play detection tool according to claim 2, wherein a plurality of through holes (102) are formed in the base (1), and the upright rod (301) is in threaded connection with the through holes (102).

7. The rocker arm lash detection tool according to any one of claims 1 to 6, characterized in that the positioning block (203) is in threaded connection with the positioning rod (204).

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