CN217928066U - Geometric tolerance detects teaching experiment table and constructs with detection utensil clamping machine - Google Patents
Geometric tolerance detects teaching experiment table and constructs with detection utensil clamping machine Download PDFInfo
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- CN217928066U CN217928066U CN202221364761.1U CN202221364761U CN217928066U CN 217928066 U CN217928066 U CN 217928066U CN 202221364761 U CN202221364761 U CN 202221364761U CN 217928066 U CN217928066 U CN 217928066U
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Abstract
The utility model belongs to the teaching equipment field, concretely relates to geometric tolerance detects teaching experiment table and constructs with detection utensil clamping, including mount pad, pull rod and clamping subassembly, the vertical sliding fit of pull rod can latched position on the mount pad, the clamping subassembly sets up in the pull rod lower extreme, and it is used for the clamping to detect the utensil, wherein, set up the support frame on the mount pad, set up the fixed pulley on the support frame, around establishing the rope on the fixed pulley, rope one end is connected with the pull rod, and the balancing piece is connected to the other end. The utility model discloses a balancing piece can balance pull rod, detection utensil clamping mechanism and detection utensil's weight, avoids loosening handle bolt back pull rod because of weight directly falls down, also can alleviate the rotation difficulty of rocking the wheel, makes the lift operation simpler.
Description
Technical Field
The utility model belongs to the teaching equipment field, concretely relates to geometric tolerance detects teaching experiment table and constructs with detection utensil clamping.
Background
The precision of mechanical products can be divided into dimensional, surface and geometric precision. At present, the measuring tools for detecting the size precision are more, and the teaching is more convenient. The surface precision detection is single, and the teaching is simple due to the fact that the high-grade roughness detector is arranged. However, the detection of geometric accuracy is caused by a plurality of detection items and a complicated measurement method, so that the teaching of schools only stays on a blackboard, and the practical training cannot be basically organized. Therefore, students in mechanical professions, such as colleges, high-position professionals, and professional high school graduates, lack perceptual knowledge in the items of geometric tolerance detection.
Based on the problems, the applicant provides a geometric tolerance detection teaching experiment table which comprises a table body, wherein a detection device clamping and adjusting device, a backup plate positioning device, a three-jaw chuck, a V-shaped frame clamping device and a deflection instrument are installed on the table body, the detection device clamping and adjusting device comprises a detection device clamping mechanism, the detection device clamping mechanism is used for clamping a detection device, the detection device is required to have a clamping function and a lifting adjusting function, the cost is considered, the lifting adjustment is mainly realized by adopting a manual structure, the problem is that the weight of equipment is required to be borne by the manual lifting adjustment, and the operation is very difficult.
SUMMERY OF THE UTILITY MODEL
In order to compensate for the defects of the prior art, the utility model provides a geometric tolerance detects teaching experiment table and constructs with detection utensil clamping machine's technical scheme.
The utility model provides a geometric tolerance detects teaching experiment table and uses detection utensil clamping machine structure, includes mount pad, pull rod and clamping subassembly, the vertical sliding fit of pull rod can latched position on the mount pad, the clamping subassembly sets up in the pull rod lower extreme, and it is used for clamping detection utensil, wherein, set up the support frame on the mount pad, set up the fixed pulley on the support frame, around setting up the rope on the fixed pulley, rope one end is connected with the pull rod, and the balancing piece is connected to the other end.
Furthermore, the pull rod is vertically provided with a rack, a gear meshed with the rack is arranged in the mounting seat, and the gear is connected with a rocking wheel.
Further, a handle bolt is screwed on the side face of the mounting seat and used for tightly jacking the pull rod.
Furthermore, the clamping assembly comprises a double-ball universal joint and a detection device mounting support, the double-ball universal joint comprises a middle joint, a first connecting rod and a second connecting rod, the first connecting rod is universally hinged to one end of the middle joint, the second connecting rod is universally hinged to the other end of the middle joint, the first connecting rod is detachably connected with the lower end of the pull rod, and the second connecting rod is connected with the detection device mounting support.
Further, the detection device is a dial indicator, and the detection device mounting bracket is a dial indicator mounting bracket.
Further, the lower end of the pull rod is in threaded connection with the first connecting rod.
Furthermore, the first connecting rod, the second connecting rod and the middle joint are respectively articulated in a universal mode through ball head structures.
The utility model has the advantages that:
1) The utility model can balance the weight of the pull rod, the detection device clamping mechanism and the detection device through the balance block, avoid the direct falling of the pull rod due to the weight after loosening the bolt with the handle, also can reduce the rotation difficulty of the rocking wheel, and make the lifting operation simpler;
2) The utility model discloses an universal joint adopts the universal hinge structure of double-end, can realize detecting the multi-angle adjustment of utensil.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the middle universal joint of the present invention;
FIG. 3 is a schematic structural view of a clamping and adjusting device for a detecting tool applied in the present invention;
fig. 4 is the utility model discloses the geometric tolerance who is applied to detects teaching experiment table overlooks the structural schematic diagram.
Detailed Description
In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1-4, a detection device clamping mechanism for a geometric tolerance detection teaching experiment table includes a mounting base 205, a pull rod 206 and a clamping assembly, the mounting base 205 is connected with a linear guide rail through a linear slider, the mounting base 205 has a through hole penetrating vertically, the pull rod 206 is vertically matched with the through hole of the mounting base 205 in a sliding manner, a rack 207 is vertically arranged on one side of the pull rod 206, a gear 208 is rotatably connected with the mounting base 205, the gear 208 is connected with a rocking wheel, the rocking wheel is located on the outer side of the mounting base 205 and is operated by a person, the gear 208 is meshed with the rack 207, a bolt with a handle is further screwed on the side surface of the mounting base 205, the position of the pull rod 206 is locked by tightly pressing the bolt with the handle, and the clamping assembly is arranged at the lower end of the pull rod 206 and is used for clamping the detection device 200.
The position of the pull rod 206 can be locked by other conventional structures, for example, a manual nut-screw pair drives the pull rod 206 to move up and down, and the nut-screw has a self-locking function.
With reference to fig. 1, a support frame 217 is vertically disposed on the mounting base 205, a fixed pulley 218 is disposed on an upper section of the support frame 217, a rope 219 is wound on the fixed pulley 218, one end of the rope 219 is connected to the pull rod 206, and the other end is connected to a balance weight 220.
It can be understood that the weight of the pull rod 206, the detection device clamping mechanism and the detection device 200 can be balanced through the balance block 220, the pull rod 206 directly falls down due to the weight after the bolt with the handle is loosened, the rotation difficulty of the rocking wheel can be reduced, and the lifting operation is simpler.
Continuing to refer to fig. 2, the clamping assembly includes a double-ball universal joint 209 and a detection device mounting bracket 210 for mounting the detection device 200, the double-ball universal joint 209 includes an intermediate joint 2090, a first connecting rod 2091 universally hinged to one end of the intermediate joint 2090, and a second connecting rod 2092 universally hinged to the other end of the intermediate joint 2090, the first connecting rod 2091 is detachably connected to the lower end of the pull rod 206, and the second connecting rod 2092 is connected to the detection device mounting bracket 210, wherein the first connecting rod 2091 and the second connecting rod 2092 are respectively and universally hinged to the intermediate joint 2090 through a ball head structure.
It can be understood that the utility model discloses a universal joint 209 adopts two bulb structures, can realize detecting utensil 200's multi-angle adjustment.
In the present invention, the detecting device 200 is preferably a dial indicator, the detecting device mounting bracket 210 is preferably a dial indicator mounting bracket, and the structure of the dial indicator mounting bracket is a known technology.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. The utility model provides a geometric tolerance detects teaching experiment table and uses detector clamping mechanism, its characterized in that, includes mount pad (205), pull rod (206) and clamping subassembly, pull rod (206) vertical sliding fit is on mount pad (205) and can the latched position, the clamping subassembly sets up in pull rod (206) lower extreme, and it is used for clamping detector (200), wherein, set up support frame (217) on mount pad (205), set up fixed pulley (218) on support frame (217), around setting up rope (219) on fixed pulley (218), rope (219) one end is connected with pull rod (206), and balancing piece (220) are connected to the other end.
2. The clamping mechanism for the detecting tool for the geometric tolerance detection teaching experiment table as claimed in claim 1, wherein a rack (207) is vertically arranged on the pull rod (206), a gear (208) meshed with the rack (207) is arranged in the mounting seat (205), and the gear (208) is connected with a rocking wheel.
3. The fixture for the detecting tool for the geometric tolerance detection teaching experiment table as claimed in claim 1, wherein a handle bolt is screwed on the side surface of the mounting seat, and the handle bolt is used for tightly supporting the pull rod (206).
4. The geometric tolerance detection teaching experiment table detection device clamping mechanism as claimed in any one of claims 1 to 3, wherein the clamping assembly comprises a double-ball universal joint (209) and a detection device mounting support (210), the double-ball universal joint (209) comprises an intermediate joint (2090), a first connecting rod (2091) and a second connecting rod (2092), the first connecting rod (2091) is universally hinged to one end of the intermediate joint (2090), the second connecting rod (2092) is universally hinged to the other end of the intermediate joint (2090), the first connecting rod (2091) is detachably connected with the lower end of the pull rod (206), and the second connecting rod (2092) is connected with the detection device mounting support (210).
5. The clamping mechanism for the detecting tool for the geometric tolerance detection teaching experiment table as claimed in claim 4, wherein the detecting tool (200) is a dial indicator, and the detecting tool mounting bracket (210) is a dial indicator mounting bracket.
6. The clamping mechanism for the detecting tool for the geometric tolerance detection teaching experiment table as claimed in claim 4, wherein the lower end of the pull rod (206) is in threaded engagement with the first connecting rod (2091).
7. The clamping mechanism for the detecting tool for the geometric tolerance detection teaching experiment table as claimed in claim 4, wherein the first connecting rod (2091), the second connecting rod (2092) and the intermediate joint (2090) are respectively in universal joint through a ball head structure.
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CN202221364761.1U CN217928066U (en) | 2022-06-02 | 2022-06-02 | Geometric tolerance detects teaching experiment table and constructs with detection utensil clamping machine |
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CN202221364761.1U CN217928066U (en) | 2022-06-02 | 2022-06-02 | Geometric tolerance detects teaching experiment table and constructs with detection utensil clamping machine |
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CN217928066U true CN217928066U (en) | 2022-11-29 |
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2022
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