CN204964108U - Deadweight machine - Google Patents
Deadweight machine Download PDFInfo
- Publication number
- CN204964108U CN204964108U CN201520317650.9U CN201520317650U CN204964108U CN 204964108 U CN204964108 U CN 204964108U CN 201520317650 U CN201520317650 U CN 201520317650U CN 204964108 U CN204964108 U CN 204964108U
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- Prior art keywords
- round platform
- counterweight
- web member
- axial cavity
- weight
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Abstract
The utility model discloses a deadweight machine, including the mount pad base and last fixing base, loading power equipment, including load plate, motor and ball, the both ends of base, load plate and last fixing base are worn to locate by ball's screw rod, and the motor is connected with ball's screw rod, and the load plate level sets up between base and last fixing base, the weight mounting disc, its level and rotation set up on load plate, are provided with a plurality of weight locating holes in the weight mounting disc, and the axle center of weight locating hole is on same circumference, a plurality of weight sets set up in the weight locating hole, load mechanism, it sets up on the base and is located the top of weight set. The utility model discloses well motor drive load plate rebound drives and to rotate the loading after the weight mounting disc rebound to the load mechanism, and the sensor of the different ranges of a plurality of weight set measurable quantities is compared in prior art, realizes that automatic loading measures, and it is wide to measure the range ability, and can realize the turbo charge, more convenient.
Description
Technical field
The utility model belongs to mechanics properties testing field, is specifically related to a kind of dead weight machine.
Background technology
Sensor is used to directly or indirectly and measurand contacts, and measured parameter is changed into the signal that can directly measure, it carries out process and the necessary raw information of decision-making for system provides, be the key link in modern measure system.Along with the appearance of various sensor, require that the measure of production department tests comprehensively and accurately it and examines and determine, and provide consistent technical indicator reliably.And in the test of sensor, qualification, calibration process, force standard machines and force measuring machine are its key equipments.
Dead weight machine force measuring machine is mainly used in dynamometry and the LOAD CELLS of calibrating or calibration criterion dynamometer and corresponding accuracy, carry out the force measurement work of transmission of quantity value and pin-point accuracy, according to the dynamic effect of power, the gravity adopting dead weight counterweight to have in gravity field directly reappears force value, is a kind of the highest method reappearing force value of accuracy that modern science and technology can reach.
The counterweight that force standard machine of the prior art loads is unified, cannot measure the sensor of different range, very inconvenient.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of dead weight machine.
In order to achieve the above object, the technical solution of the utility model is as follows:
The utility model provides a kind of dead weight machine, comprising:
Mount pad, comprises horizontally disposed base and upper fixed seat, is connected between base and upper fixed seat by multiple column;
Load power-equipment, comprise load plate, motor and two ball-screws, the screw rod of ball-screw vertically arranges respectively and is arranged in the two ends of base, load plate and upper fixed seat, motor is arranged on upper fixed seat and its output terminal is connected with the screw rod of arbitrary ball-screw, and load plate is horizontally placed between base and upper fixed seat;
Counterweight mounting disc, its level and rotate be arranged in load plate, counterweight mounting disc is provided with multiple counterweight pilot hole, the axle center of counterweight pilot hole is circumferentially same;
Multiple weight group, comprises the multiple counterweights from bottom to top connecting setting, and each weight group is arranged in counterweight pilot hole respectively;
Load maintainer, it to be arranged on base and to be positioned at the top of weight group.
In the utility model, motor drive load plate moves up, rotating after driving counterweight mounting disc to move up is loaded on load maintainer, the sensor of different range can be measured by multiple weight group, compared to prior art, realize automatically loading measurement, measurement range ability is wide, and can realize rapid loading, convenient.
Also head rod is provided with in the utility model, axial cavity is provided with in counterweight, the top of the axial cavity of the top counterweight is upper round platform axial cavity, the top of head rod is provided with loading web member, the bottom of head rod is provided with lower round platform web member, the bottom of head rod is actively located in the upper round platform axial cavity of the top counterweight, upper round platform axial cavity and lower round platform web member match, and the end face diameter dimension of lower round platform web member is less than the basal diameter size of lower round platform web member.Lower round platform web member can find the axle center of weight group on the one hand automatically accurately, is convenient to detect, the axial cavity of lower round platform web member and counterweight can be avoided to produce on the other hand and collide, affect accuracy of detection.
The second connecting link is also provided with in the utility model, the bottom of axial cavity is lower round platform axial cavity, the top of the second connecting link is provided with round platform web member, the top of the second connecting link is arranged in the axial cavity of top counterweight, the bottom of the second connecting link is fixed on the counterweight of below, lower round platform axial cavity and upper round platform web member match, and the end face diameter dimension of upper round platform web member is greater than the basal diameter size of round platform web member.Upper round platform web member avoids round platform web member to produce skew in axial cavity on the one hand, can automatically find its axle center accurately, is convenient to detect, and round platform locating part and axial cavity can be avoided to produce on the other hand and collide, affect accuracy of detection.
On the basis of technique scheme, also can do following improvement:
As preferred scheme, the top of above-mentioned counterweight is provided with boss, and the bottom of counterweight is provided with the groove matched with boss.
Adopt above-mentioned preferred scheme, do not measuring or in handling process, weight group directly stacks, the boss between counterweight and groove can realize the location of weight group, and the axle center making all counterweights on the same line, avoids weight group's run-off the straight to collapse
As preferred scheme, above-mentioned load maintainer is provided with loading groove, loads groove and arrange at the both ends open of its length direction, load groove and be obliquely installed in the side of its Width and vertical direction.
Adopt above-mentioned preferred scheme, load maintainer is arranged and loads the quick-replaceable that groove can realize weight group.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the utility model.
Wherein, 10. base, 11. upper fixed seats, 20. counterweight mounting discs, 30. weight groups, 40. load maintainers, 50. motors, 51. ball-screws, 52. load plate.
Embodiment
Preferred implementation of the present utility model is described in detail below in conjunction with accompanying drawing.
In order to reach the purpose of this utility model, as shown in Figure 1, in wherein a kind of embodiment of the present utility model, provide a kind of dead weight machine, comprising:
Mount pad, comprises horizontally disposed base 10 and upper fixed seat 11, is connected between base 10 and upper fixed seat 11 by two column (not shown)s;
Load power-equipment, comprise load plate 52, motor 50 and two ball-screws 51, the screw rod of ball-screw 51 vertically arranges respectively and is arranged in the two ends of base 10, load plate 52 and upper fixed seat 11, motor 50 is arranged on upper fixed seat 11 and its output terminal is connected with the screw rod of ball-screw 51, and load plate 52 is horizontally placed between base 10 and upper fixed seat 11;
Counterweight mounting disc 20, its level and rotate be arranged in load plate 52, counterweight mounting disc 20 is provided with seven counterweight pilot holes, the axle center of counterweight pilot hole is circumferentially same;
Seven weight groups 30, comprise the multiple counterweights from bottom to top connecting setting, and each weight group 30 is arranged in counterweight pilot hole respectively;
Load maintainer 40, it to be arranged on base 10 and to be positioned at the top of weight group 30.
In present embodiment, motor 50 drive load plate 52 moves up, rotating after driving counterweight mounting disc 20 to move up is loaded on load maintainer 40, the sensor of different range can be measured by seven weight groups 30, compared to prior art, realize automatically loading measurement, measurement range ability is wide, and can realize rapid loading, convenient.
Also head rod is provided with in present embodiment, axial cavity is provided with in counterweight, the top of the axial cavity of the top counterweight is upper round platform axial cavity, the top of head rod is provided with loading web member, the bottom of head rod is provided with lower round platform web member, the bottom of head rod is actively located in the upper round platform axial cavity of the top counterweight, upper round platform axial cavity and lower round platform web member match, and the end face diameter dimension of lower round platform web member is less than the basal diameter size of lower round platform web member.Lower round platform web member can find the axle center of weight group on the one hand automatically accurately, is convenient to detect, the axial cavity of lower round platform web member and counterweight can be avoided to produce on the other hand and collide, affect accuracy of detection.
The second connecting link is also provided with in present embodiment, the bottom of axial cavity is lower round platform axial cavity, the top of the second connecting link is provided with round platform web member, the top of the second connecting link is arranged in the axial cavity of top counterweight, the bottom of the second connecting link is fixed on the counterweight of below, lower round platform axial cavity and upper round platform web member match, and the end face diameter dimension of upper round platform web member is greater than the basal diameter size of round platform web member.Upper round platform web member avoids round platform web member to produce skew in axial cavity on the one hand, can automatically find its axle center accurately, is convenient to detect, and round platform locating part and axial cavity can be avoided to produce on the other hand and collide, affect accuracy of detection.
In order to optimize implementation result of the present utility model further, in another kind of embodiment of the present utility model, on the basis of foregoing teachings, the top of above-mentioned counterweight is provided with boss, and the bottom of counterweight is provided with the groove matched with boss.
Adopt above-mentioned preferred scheme, do not measuring or in handling process, weight group 30 directly stacks, the boss between counterweight and groove can realize the location of weight group, and the axle center making all counterweights on the same line, avoids weight group's run-off the straight to collapse
In order to optimize implementation result of the present utility model further, in another kind of embodiment of the present utility model, on the basis of foregoing teachings, above-mentioned load maintainer 40 is provided with loading groove, load groove to arrange at the both ends open of its length direction, load groove and be obliquely installed in the side of its Width and vertical direction.
Adopt above-mentioned preferred scheme, load maintainer 40 is arranged and loads the quick-replaceable that groove can realize weight group 30.
Above-described is only preferred implementation of the present utility model; it should be pointed out that for the person of ordinary skill of the art, under the prerequisite not departing from the utility model creation design; can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (5)
1. dead weight machine, is characterized in that, comprising:
Mount pad, comprises horizontally disposed base and upper fixed seat, is connected between described base and upper fixed seat by multiple column;
Load power-equipment, comprise load plate, motor and two ball-screws, the screw rod of described ball-screw vertically arranges respectively and is arranged in the two ends of described base, load plate and upper fixed seat, described motor is arranged on fixed seat and its output terminal is connected with the screw rod of arbitrary described ball-screw, and described load plate is horizontally placed between described base and fixed seat;
Counterweight mounting disc, its level and rotate be arranged in described load plate, described counterweight mounting disc is provided with multiple counterweight pilot hole, and the axle center of described counterweight pilot hole is circumferentially same;
Multiple weight group, comprises the multiple counterweights from bottom to top connecting setting, and each weight group is arranged in described counterweight pilot hole respectively;
Load maintainer, it to be arranged on described base and to be positioned at the top of described weight group.
2. dead weight machine according to claim 1, it is characterized in that, also be provided with head rod, axial cavity is provided with in described counterweight, the top of the axial cavity of the top counterweight is upper round platform axial cavity, the top of described head rod is provided with loading web member, the bottom of described head rod is provided with lower round platform web member, the bottom of described head rod is actively located in the upper round platform axial cavity of the top counterweight, described upper round platform axial cavity and described lower round platform web member match, the end face diameter dimension of described lower round platform web member is less than the basal diameter size of described lower round platform web member.
3. dead weight machine according to claim 2, it is characterized in that, also be provided with the second connecting link, the bottom of described axial cavity is lower round platform axial cavity, the top of described second connecting link is provided with round platform web member, the top of described second connecting link is arranged in the axial cavity of top counterweight, the bottom of described second connecting link is fixed on the counterweight of below, described lower round platform axial cavity and described upper round platform web member match, and the end face diameter dimension of described upper round platform web member is greater than the basal diameter size of described upper round platform web member.
4. dead weight machine according to claim 1, is characterized in that, the top of described counterweight is provided with boss, and the bottom of described counterweight is provided with the groove matched with described boss.
5. dead weight machine according to claim 1, is characterized in that, described load maintainer is provided with loading groove, and described loading groove is arranged at the both ends open of its length direction, and described loading groove is obliquely installed in the side of its Width and vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520317650.9U CN204964108U (en) | 2015-05-18 | 2015-05-18 | Deadweight machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520317650.9U CN204964108U (en) | 2015-05-18 | 2015-05-18 | Deadweight machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204964108U true CN204964108U (en) | 2016-01-13 |
Family
ID=55059164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520317650.9U Expired - Fee Related CN204964108U (en) | 2015-05-18 | 2015-05-18 | Deadweight machine |
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| Country | Link |
|---|---|
| CN (1) | CN204964108U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157915A (en) * | 2015-05-18 | 2015-12-16 | 陶泽成 | Dead standard force machine |
-
2015
- 2015-05-18 CN CN201520317650.9U patent/CN204964108U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157915A (en) * | 2015-05-18 | 2015-12-16 | 陶泽成 | Dead standard force machine |
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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: 20160113 Termination date: 20180518 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |