CN217877607U - Accessory for three-coordinate measurement - Google Patents

Abstract

The utility model discloses an attachment for three-coordinate measurement, which comprises a support piece I and a support piece II, wherein the support piece I comprises a first support arm and a connecting arm, and one end of the connecting arm is vertically connected with the middle section of the first support arm; support piece II includes second support arm and regulating arm, the one end of regulating arm is connected with the middle section of second support arm is perpendicular, be provided with respectively on first support arm and the second support arm and support the head, support the head and be used for supporting with the part of being surveyed and contradict to one side to the part of being surveyed is supported fixedly, regulating arm and linking arm can dismantle the connection through fastening adjustment mechanism, and fastening adjustment mechanism is used for realizing the interval regulation and the locking of first support arm and second support arm and fixes. The auxiliary tool can be used for better supporting and positioning the transfer case, and simultaneously, the measurement precision and the measurement efficiency are improved.

Description

Accessory for three-coordinate measurement

Technical Field

The utility model belongs to the technical field of the tractor part is measured, concretely relates to be used for three-coordinate to measure appurtenance.

Background

As is well known, the transfer case of a tractor is typically mounted to the bottom of the transmission to power the front drive axle. Because the inevitable meeting of engine piston motion causes the vibration to and jolt the deviation of operating mode and machining dimension that appear during tractor operation, cause transfer case early fracture, oil leak easily, if discovery in time and maintenance, forerunner's unable normal work in-process can seriously influence the tractor function and become invalid, can cause the casualties accident even, has serious potential safety hazard.

In the prior art, platform measurement and three-coordinate measurement are mainly used for measuring the transfer case, a jack is required for leveling during measurement, and the transfer case has the defects of narrow edge, blank edge, unstable gravity center of a supporting surface, easy side turning and hand smashing or damage to a working table top, difficult leveling, time waste and labor waste. Only one transfer case can be measured at a time, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that exists on the above-mentioned prior art, provide one kind and be used for three-coordinate to measure appurtenance, this device is through improving, a three-coordinate measuring appurtenance for transfer case has been designed, utilize this appurtenance, the leveling method in the past has effectively been improved, can not be because the edge of transfer case is narrower, be unfavorable for the support of jack, and cause the problem of turning on one's side of transfer case, utilize this appurtenance to support the location with transfer case betterly, measurement accuracy and measurement of efficiency have been improved simultaneously.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a three-coordinate measuring attachment comprises a support piece I and a support piece II, wherein the support piece I comprises a first support arm and a connecting arm, and one end of the connecting arm is vertically connected with the middle section of the first support arm; support piece II includes second support arm and regulating arm, the one end of regulating arm is connected with the middle section of second support arm is perpendicular, be provided with respectively on first support arm and the second support arm and support the head, support the head and be used for supporting with the part of being surveyed and contradict to one side to the part of being surveyed is supported fixedly, regulating arm and linking arm can dismantle the connection through fastening adjustment mechanism, and fastening adjustment mechanism is used for realizing the interval control and the position locking of first support arm and second support arm.

As preferred scheme, fastening adjustment mechanism includes regulating hole and adjusting bolt, and the regulating hole is seted up on the regulating arm, and the length direction in regulating hole sets up along the relative slip direction of regulating arm and linking arm, seted up on the linking arm with adjusting bolt complex connecting hole I, adjusting bolt passes the regulating hole can be dismantled with connecting hole I and be connected, when loosening adjusting bolt for realize the interval regulation of first support arm and second support arm, when locking adjusting bolt, be used for realizing the position locking of first support arm and second support arm.

As the preferred scheme, be formed with the spout on the regulating arm, the spout is located the regulating arm and on the terminal surface of one side that the linking arm contacted, be provided with the slider on the linking arm, the slider is located the linking arm and on the terminal surface of one side that the regulating arm contacted, the slider slidable sets up in the spout to realize the relative sliding adjustment of regulating arm and linking arm.

Preferably, the number of the support heads on the first support arm and the second support arm is the same, more than two support heads are respectively arranged on the two support arms, and the support heads are arranged and distributed along the length direction of the support arms.

Preferably, the supporting head comprises a threaded end and a top end, the threaded end and the top end are connected and coaxially arranged, the threaded end is used for being matched and connected with the mounting holes in the first supporting arm and the second supporting arm, and a conical supporting surface used for being matched and abutted against an edge screw hole of the measured component is formed in the top end.

Preferably, the adjusting arm and the second supporting arm are integrally formed or welded and fixed.

Preferably, the support member I and the support member II are fixedly connected to form a support, and the support is arranged on the working table through a support rod.

As the preferred scheme, the external screw thread of the first end of the supporting rod is connected with the prefabricated screw hole in the working table in a matched mode, and the external screw thread of the second end of the supporting rod is connected with the connecting hole II of the connecting arm in a matched mode.

As a preferred scheme, the two ends of the supporting rod are respectively locked at the connecting positions of the two ends of the supporting rod through upper and lower locking nuts.

Preferably, the supporting rod is provided with an external thread along the length direction of the whole rod body; or; the support rod is provided with external thread sections near the two ends, and a smooth middle connecting section is formed between the external thread sections at the two ends.

Advantageous effects

One of the two, the utility model discloses attach the utensil through rational design, provide a novel transfer case's three-dimensional measurement attach the utensil, can effectively avoid supporting the shakiness because of the transfer case, probably cause the transfer case to turn on one's side and pound the hand or damage three-dimensional work piece mesa, both guaranteed safety and guarantee measurement accuracy, reduced intensity of labour and reduced the time of measuring, make work efficiency can obtain great promotion. The specific analysis is as follows: measurement accessory in this scheme, including support piece I and support piece II, support the location through support piece I and support piece II respectively to the transfer case of support both sides, wherein support the head and push into in the through-hole at transfer case edge, can carry out fixed positioning to one side of transfer case, because the support below is fixed on work platform through the bracing piece, therefore support and work platform fixed connection, can guarantee that the unilateral of transfer case supports firmly, the opposite side of transfer case then carries out the leveling through the jack, only leveling one side of so designing uses the jack single-point to adjust, because the support has leveled in advance, consequently only need to carry out the leveling to the jack of single-point can, can improve work efficiency greatly, simultaneously because the support is fixed connection with work platform, consequently can avoid the transfer case because support unstable, the phenomenon that leads to pounding the hand or damaging table surface appears.

Two transfer cases are supported, positioned and leveled simultaneously through the two sides of the support, balance and stability of the two sides of the support are guaranteed, and measuring efficiency can be effectively improved.

Its third, this scheme, the size model of considering the transfer case is different, consequently designs two support piece for adjustable interval, through adjusting bolt not hard up back, the interval of first support arm and second support arm can realize adjusting to applicable measures the transfer case of different model sizes.

Fourthly, this scheme, each part adopts bolt and threaded connection mode, is convenient for process the preparation to each part of measuring the appurtenance, also is convenient for assemble use and dismantlement simultaneously and deposits.

Its five, this scheme, the top end that supports the head adopts the conical surface, can cooperate with the marginal through-hole of transfer case, and the conical surface offsets with the vary voltage screw and leans on to realize the cooperation support location of appurtenance and transfer case more reliably firmly.

Drawings

In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a perspective view of the measurement attachment of the present invention;

FIG. 2 is a diagram of the usage state of the measuring attachment of the present invention 1;

fig. 3 is a using state diagram 2 of the measuring accessory of the present invention;

FIG. 4 is a diagram of the usage status of the measuring attachment of the present invention 3;

FIG. 5 isbase:Sub>A cross-sectional view taken at A-A of FIG. 4;

FIG. 6 is an exploded view of the measurement attachment;

the labels in the figure are: 1. support piece I, 11, first support arm, 100, mounting hole, 12, linking arm, 121, connecting hole I, 122, connecting hole II, 123, slider, 2, support piece II, 21, second support arm, 22, regulating arm, 221, regulating hole, 222, adjusting bolt, 223, spout, 3, support head, 31, screw thread end, 32, top end, 4, bracing piece, 41, upper locking nut, 42, lower locking nut, 5, table surface, 6, the part under test.

Detailed Description

The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures, and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

It should be noted that: unless defined otherwise, technical or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The use of the words "a," "an," or "the" and similar referents in the specification and claims of the present application does not imply a limitation of quantity, but rather indicates the presence of at least one. The word "comprise" or "comprises", and the like, indicates that the element or item listed before "comprises" or "comprising" covers the element or item listed after "comprising" or "comprises" and its equivalents, but does not exclude other elements or items having the same function.

As shown in fig. 2-6, the present embodiment provides a three-coordinate measuring attachment, which includes a bracket, the bracket includes a support i 1 and a support ii 2 connected to each other, the support i 1 includes a first support arm 11 and a connecting arm 12 connected to each other by an integral molding or welding, one end of the connecting arm 12 is vertically connected to a middle section of the first support arm 11 to form a T-shaped frame, the support ii 2 includes a second support arm 21 and an adjusting arm 22 connected to each other by an integral molding or welding, a lower end surface of one end of the adjusting arm 22 is vertically connected to a middle section of the second support arm 21 to form a T-shaped frame, so that the T-shaped frames of the support i 1 and the support ii 2 are not identical in shape, and the design is designed to ensure that after the two supports are connected by an adjusting bolt 222, a lower end surface of the adjusting arm 22 is attached to an upper end surface of the connecting arm 12, so that support points of two measured parts 6 are located at substantially the same height, and balance between two sides of the measuring attachment is maintained.

In this scheme, be formed with spout 223 along its sliding adjustment direction at the lower terminal surface of regulating arm 22, be provided with slider 123 along its sliding adjustment direction at the up end of linking arm 12, seted up two connecting holes I121 and a connecting hole II 122 on the linking arm 12, the length direction of linking arm 12 is followed to connecting hole I121 and connecting hole II 122 distributes, the upper and lower both ends of connecting hole all link up linking arm 12, and the last port of connecting hole I121, connecting hole II 122 all sets up on slider 123. The sliding groove 221 of the adjusting arm 22 is matched with the sliding block 123 of the connecting arm 12 for sliding adjustment, so that the distance between the first supporting arm 11 and the second supporting arm 21 is adjusted, the strip-shaped through hole 221 is formed at the bottom of the sliding groove 223, the adjusting bolt 222 can penetrate through the strip-shaped through hole 221, the threaded end of the adjusting bolt 222 is installed in the connecting hole I121, the supporting piece I1 and the supporting piece 2 can be fixedly connected, when the adjusting bolt 222 is loosened, the supporting pieces I, II 1 and 2 can slide relatively through the sliding block and sliding groove structure, so that the distance between the first supporting arm 11 and the second supporting arm 21 can be adjusted, the main purpose of the design is to enable the accessory to be suitable for tested parts 6 with different sizes, the tested parts 6 are transfer cases, when the size of the tested parts 6 (transfer cases) is larger, the distance between the first supporting arm 11 and the second supporting arm 21 can be far away from both sides, and when the size of the tested parts 6 (transfer cases) is smaller, the distance between the first supporting arm 11 and the second supporting arm 21 can be close to the middle. Preferably, the number of the adjusting bolts 222 is two or more, so that the overall stability of the bracket after connection can be ensured. When the adjusting bolt 222 is fastened, the supporting pieces I, II 1 and 2 are fixed with each other, so that the distance between the first supporting arm 11 and the second supporting arm 21 is fixed, and the measuring tool is used as a measuring tool for a transfer case with a specific model size.

In this scheme, support head 3 and include screw thread end 31 and top end 32, wherein the coaxial first end that sets up at top end 32 of screw thread end 31, the second end of top end 32 is formed with conical holding surface for with the through-hole cooperation connection at surveyed part 6 (transfer case) edge, in the through-hole of transfer case is gone into in the conical holding surface top of concrete top end 32, fix one side of transfer case, the opposite side of transfer case then carries out fixed support through setting up the jack in addition in the below at its blank edge. The support head 3 is installed in the installation holes 100 of the first support arm 11 and the second support arm 21 through the screw end 31, the outer diameter of the screw end 31 is smaller than the diameter of the top end 32, so that a stop surface is formed at the joint of the top end 32 and the screw end 31, and when the stop surface is abutted against the end surface of the support member to which the stop surface is abutted, the support head 3 is in a screwed state in the installation hole 100.

In this embodiment, the mounting holes 100 of the first support arm 11 and the second support arm 21 may be implemented as follows: in the first embodiment, the number of the mounting holes 100 is the same as the number of the support heads 3, and the support heads 3 are correspondingly connected and fixed with the mounting holes 100, and in the second embodiment: the quantity of mounting hole 100 is greater than the quantity that supports first 3, and the length direction of mounting hole 100 along first support arm 11 and second support arm 21 distributes, and the position that sets up of mounting hole 100 designs according to different specification and dimension transfer cases to when supporting first 3 and installing the mounting hole 100 at different positions, can with the marginal screw one-to-one of different specification and dimension transfer cases, so the design can further improve this scheme and measure the application scope who attaches the utensil.

In the embodiment, the bracket is fixed on the working table surface 5 through the support rod 4, and the support rod 4 has the following two structures; the first structure is that threaded connection ends are formed at two ends of the support rod 4, the middle section of the support rod 4 is a smooth section, the lower-section threaded connection end of the support rod 4 is connected with a prefabricated screw hole in the workbench surface 5 and is fixed through a lower locking nut 42, the upper-section threaded connection end of the support rod 4 is connected with a connecting hole II 122 in the support and is fixed through an upper locking nut 41, the prefabricated screw hole in the support is arranged on a connecting arm 12, namely the connecting hole II 122, specifically, the connecting hole II 122 vertically penetrates through the connecting arm and an upper end opening is arranged on the sliding block 123, the upper end of the support rod 4 can extend out of the upper end opening of the connecting hole II 122 and penetrates through a strip-shaped through hole 221, the support is integrally kept in a parallel state with the workbench surface 5, and the support rod 4 is perpendicular to the workbench surface 5. So design, the support can carry out the height control of narrow range on bracing piece 4.

The second structure is as follows: the body of rod of bracing piece 4 is formed with the external screw thread along whole length direction entire body, wherein the first end of bracing piece 4 is connected with the prefabricated screw on the table surface 5, fix through lock nut 42 down simultaneously, bracing piece 4 second end and II 122 threaded connection of connecting hole of linking arm 12, it is fixed to lock through last lock nut 41 simultaneously, the upper end of bracing piece 4 can be by port on II 122 of connecting hole, bar through-hole 221 upwards stretches out, the support wholly keeps parallel state with table surface 5, bracing piece 4 sets up with table surface 5 mutually perpendicularly. For first kind of structure, the bracing piece 4 of second kind of structure is because the entire body all is formed with the external screw thread, therefore the upper and lower both ends junction of bracing piece 4 all can realize on a large scale regulation, and promptly, the support can be adjusted wantonly at the high position of bracing piece 4, and bracing piece 4 can be adjusted wantonly with table surface 5's junction position to be applicable to the regulation under the transfer case measuring the condition of unidimensional.

The working principle of the scheme is as follows: firstly, loosening the adjusting bolt 222, adjusting the distance between the first supporting arm 11 and the second supporting arm 21 to a preset position, then fastening the adjusting bolt 222, adjusting the connecting position of the supporting rod 4 and the working table surface 5 and the support to a proper position, then supporting and mounting one side of a tested part 6 (a transfer case can detect two parts simultaneously) on the support, correspondingly abutting the edge screw hole of the tested part 6 with the supporting head 3, supporting and fixing the other side of the tested part 6 through a jack (the jack is not shown in the figure), matching two sides of a measuring accessory and two groups of jacks to simultaneously support two tested parts 6, further leveling the parts, calling out a measuring program, calling out a measuring origin point, and measuring the transfer case.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent changes without departing from the technical scope of the present invention.

Claims (10)

1. An attachment for three-coordinate measurement, characterized by: the support device comprises a support piece I (1) and a support piece II (2), wherein the support piece I (1) comprises a first support arm (11) and a connecting arm (12), and one end of the connecting arm (12) is vertically connected with the middle section of the first support arm (11); support piece II (2) include second support arm (21) and regulating arm (22), the one end of regulating arm (22) is connected perpendicularly with the middle section of second support arm (21), be provided with respectively on first support arm (11) and second support arm (21) and support head (3), support head (3) and be used for supporting conflict with surveyed part (6) to support fixedly to one side of being surveyed part (6), regulating arm (22) and linking arm (12) can dismantle through fastening adjustment mechanism and be connected, and fastening adjustment mechanism is used for realizing the interval regulation and the position locking of first support arm (11) and second support arm (21).

2. A three coordinate measuring attachment according to claim 1, wherein: fastening adjustment mechanism includes regulation hole (221) and adjusting bolt (222), and regulation hole (221) are seted up on regulating arm (22), and the length direction of regulation hole (221) sets up along the relative slip direction of regulating arm (22) and linking arm (12), offer on linking arm (12) with adjusting bolt (222) complex connecting hole I (121), adjusting bolt (222) pass regulation hole (221) can be dismantled with connecting hole I (121) and be connected, when loosening adjusting bolt (222), be used for realizing the interval regulation of first support arm (11) and second support arm (21), work as locking adjusting bolt (222) for realize the position locking of first support arm (11) and second support arm (21).

3. A three coordinate measuring attachment according to claim 2, wherein: be formed with spout (223) on regulating arm (22), spout (223) are located on one side terminal surface that regulating arm (22) and linking arm (12) contacted, be provided with slider (123) on linking arm (12), slider (123) are located linking arm (12) and one side terminal surface that regulating arm (22) contacted, slider (123) slidable sets up in spout (223) to realize the relative sliding adjustment of regulating arm (22) and linking arm (12).

4. A three-coordinate measuring attachment for use in accordance with claim 2, wherein: the number of the supporting heads (3) on the first supporting arm (11) and the second supporting arm (21) is the same, more than two supporting heads (3) are respectively arranged on the two supporting arms, and the supporting heads (3) are arranged and distributed along the length direction of the supporting arms.

5. A device for three-coordinate measurement according to any of claims 1-4, characterized in that: support head (3) including screw thread end (31) and top end (32), screw thread end (31) and top end (32) are connected and coaxial setting, and screw thread end (31) are used for connecting with mounting hole (100) cooperation on first support arm (11) and second support arm (21), are formed with on top end (32) to be used for with the toper holding surface of being surveyed the marginal screw cooperation conflict of part (6).

6. An attachment for three coordinate measurement according to any of claims 1-4, wherein: the adjusting arm (22) and the second supporting arm (21) are integrally formed or welded and fixed.

7. A three coordinate measuring attachment according to claim 1, wherein: support piece I (1) and support piece II (2) fixed connection are in order to constitute the support, the support passes through bracing piece (4) to be installed on table surface (5).

8. An attachment for three coordinate measurement according to claim 7, wherein: the external screw thread of the first end of bracing piece (4) is connected with the prefabricated screw cooperation on table surface (5), the external screw thread of the second end of bracing piece (4) is connected with connecting hole II (122) cooperation of linking arm (12).

9. A three coordinate measuring attachment according to claim 8, wherein: two ends of the support rod (4) are respectively locked at the connecting positions of two ends of the support rod (4) through upper and lower locking nuts (41, 42).

10. A three coordinate measuring attachment according to any of claims 7-9, wherein:

the supporting rod (4) is provided with external threads along the length direction of the whole rod body;

or; external thread sections are formed on the support rod (4) close to the two ends, and a smooth middle connecting section is formed between the external thread sections at the two ends.

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