CN214373304U - Tool pressure calibration device - Google Patents

Abstract

The utility model discloses a tool pressure calibration device, which comprises a base; the fixing clamp is fixed on the base; the displacement adjusting bracket is fixed on the base and comprises a lead screw and a sliding block connected to the lead screw; the height scale is fixed on the base; the digital display tension pressure gauge is fixed on the sliding block and arranged above the fixed clamp; the lead screw rotates to drive the sliding block to vertically lift, so that the distance between the digital display tension pressure gauge and the fixed clamp is changed, and the height scale marks the vertical height of the digital display tension pressure gauge. The utility model discloses an instrument pressure calibrating device drives the digital display through the lead screw and draws the manometer and change vertical height and show critical value and pressure upper critical value under the pressure that the compression roller pressure head was applyed, marks the vertical height that the pressure gauge was drawn to the digital display through the altitude scale, and then carries out the check-up to the compression roller instrument.

Description

Tool pressure calibration device

Technical Field

The utility model relates to a calibrating device, specifically speaking relates to an instrument pressure calibrating device.

Background

For the installation of parts such as a welcome pedal, a car door sealing strip, a spoiler, a tail door bright strip and the like, the parts are usually fixed through adhesive tapes. In order to control the pressing force during installation, a production workshop generally uses a pressing roller to fasten the connecting piece through an adhesive tape. The pressure value of the press-fitting rubber strip should meet the technological requirements, so that the output pressure value of the press roller needs to be checked regularly.

At present, the roller is generally calibrated by taking a weight as a standard. And according to the process file, applying a lower pressure limit value and an upper pressure limit value to the press roller pressure head by selecting weights. The ram should remain in the self-locking position when the lower threshold pressure is applied. When the upper limit pressure is applied, the pressure head is pressed in, and the self-locking mechanism is loosened. However, the method can only judge whether the pressure head of the compression roller is in a loose or self-locking state after a specific pressure value is applied, the critical value of the pressure when the self-locking mechanism of the compression roller is loose cannot be measured, and the pressure stress point and the pressure direction are difficult to control.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an instrument pressure calibrating device calibrates all kinds of compression roller pressure heads fast.

In order to achieve the above object, the tool pressure calibration device of the present invention comprises a base; the fixing clamp is fixed on the base; the displacement adjusting bracket is fixed on the base and comprises a lead screw and a sliding block connected to the lead screw; the height scale is fixed on the base; the digital display tension pressure gauge is fixed on the sliding block and arranged above the fixed clamp; the lead screw rotates to drive the sliding block to vertically lift, so that the distance between the digital display tension pressure gauge and the fixed clamp is changed, and the height scale marks the vertical height of the digital display tension pressure gauge.

In an embodiment of the above tool pressure calibration device, the displacement adjusting bracket further includes a first column guide rail and a second column guide rail that are vertically fixed on the base, the screw is fixed between the first column guide rail and the second column guide rail, and the slider is sleeved on the first column guide rail and the second column guide rail.

In an embodiment of the above tool pressure calibration device, the fixing jig is disposed on a side of the first column rail away from the second column rail.

In an embodiment of the above tool pressure calibration device, a hand wheel for rotating the lead screw is connected to a top end of the lead screw.

In an embodiment of the above tool pressure calibration device, the fixing clamp includes two symmetrically arranged clamping assemblies, and the clamping assemblies include adjusting bolts.

In an embodiment of the above tool pressure calibrating device, the clamping assembly further includes a limiting block, and the limiting block is connected to an end of the adjusting bolt.

In an embodiment of the above tool pressure calibrating device, the limiting block has an arc-shaped limiting surface.

In an embodiment of the above tool pressure calibration device, the fixing clamp further includes a guide rod, and the limiting block is sleeved on the guide rod.

In an embodiment of the above tool pressure calibration device, the height scale is a digital display scale.

The utility model has the beneficial effects of, the utility model discloses an instrument pressure calibrating device draws the pressure gauge through the digital display that lead screw drive connection on the slider and changes vertical height and show critical value and pressure upper critical value under the pressure of applying to the compression roller pressure head, marks the vertical height that the pressure gauge was drawn to the digital display through the altitude scale, and then checks with the compression roller instrument.

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.

Drawings

Fig. 1 is a front view of the tool pressure calibration device of the present invention;

fig. 2 is a left side view of the tool pressure calibration device of the present invention;

FIG. 3 is a top view of the tool pressure calibration device of the present invention;

fig. 4 is a schematic structural diagram of a fixing clamp of the tool pressure calibration device of the present invention.

Wherein the reference numerals

100: base seat

200: fixing clamp

210A, 210B: clamping assembly

211: adjusting bolt

212: limiting block

220: guide rod

300: displacement adjusting support

310: screw rod

320: sliding block

340: first upright guide rail

350: second upright guide rail

360: hand wheel

400: height scale

500: handle digital display pull pressure gauge

Detailed Description

The following detailed description of the embodiments of the present invention will be provided in conjunction with the accompanying drawings and specific embodiments for further understanding the objects, aspects and functions of the present invention, but not for limiting the scope of the appended claims.

As shown in fig. 1 to 3, fig. 1 to 3 are a front view, a left side view and a top view of the tool pressure calibration device of the present invention, respectively. The utility model discloses a tool pressure calibrating device includes that base 100, mounting fixture 200, displacement adjustment support 300, altitude scale 400 and digital display pull out pressure gauge 500. Wherein, mounting fixture 200, displacement adjustment support 300, height scale 400 and digital display stretch pressure gauge 500 all set up on base 100. In detail, the fixing clamp 200 is fixed at one side of the base 100, the displacement adjusting bracket 300 includes a lead screw 310 and a slider 320, the slider 320 is connected to the lead screw 210, the height scale 400 is vertically connected to the base 100 to indicate the height, and the digital display tension pressure gauge 500 is fixed on the slider 320 and is disposed above the fixing clamp 200. Wherein, the altitude scale 400 is for example the digital display scale, and it is accurate to measure, reads the convenience.

Wherein, mounting fixture 200 is used for the fixed compression roller instrument of treating the check-up of centre gripping, and the digital display is drawn pressure gauge 500 and is located mounting fixture 200 top to the pressure head that makes the contact head that the pressure gauge 500 was drawn to the digital display just corresponds the compression roller instrument. The lead screw 310 rotates to drive the slider 320 to vertically lift, thereby changing the distance between the fixed compression rollers on the digital display tension pressure gauge 500 connected to the slider 320 and the fixing clamp 200, enabling the digital display tension pressure gauge 500 to mark the lower limit value and the upper limit value of the pressure applied to the pressure head of the compression roller tool, marking the vertical height of the digital display tension gauge 500 connected to the slider 320 through the height scale 400, and further checking the compression roller tool.

The displacement adjusting bracket 300 further includes a first upright guide 340 and a second upright guide 350, the first upright guide 330 and the second upright guide 340 are vertically fixed on the base 200, preferably, the first upright guide 340 and the second upright guide 350 are disposed in parallel on two sides of the screw 310, or the screw 310 is fixed between the first upright guide 340 and the second upright guide 350, the sliding block 320 is sleeved on the first upright guide 340 and the second upright guide 350, and the first upright guide 340 and the second upright guide 350 provide sliding support and guide for the sliding block 320.

In this embodiment, the fixing clamp 200 is disposed on a side of the first upright guide 340 away from the second upright guide 350, as shown in fig. 1, that is, the fixing clamp 200, the first upright guide 340, the screw 310, and the second upright guide 350 are sequentially disposed along the direction X, so that the layout is compact.

The top end of the screw 310 is connected with a hand wheel 360 for rotating the screw 310, the height of the sliding block 320 on the screw 310 is adjusted through the hand wheel 360, and then the height of the digital tension pressure gauge 500 connected to the sliding block 320 is adjusted.

The fixing jig 200 includes two clamping assemblies 210A and 210B symmetrically disposed, the clamping assemblies 210A and 210B respectively include an adjusting bolt 211, and a distance between the two clamping assemblies 210A and 210B oppositely disposed is adjusted by the adjusting bolt 211 to clamp the roll tool to be verified.

Referring to fig. 4, fig. 4 is a schematic structural diagram of a fixing clamp of the tool pressure calibrating apparatus according to the present invention. The clamping assemblies 210A and 210B further include a stopper 212, respectively, and the stopper 212 is coupled to an end of the adjustment bolt 211 to define a clamping position of the press roller tool.

In this embodiment, the limiting block 212 has an arc-shaped limiting surface, and is suitable for clamping a clamping portion of a cylindrical or arc-shaped pressing roller tool. Certainly, the utility model discloses do not regard this as the limit, for adapting to different centre gripping positions, can correspond the stopper that sets up different shapes.

The fixing clamp 200 further comprises a guide rod 220, the limiting block 212 is sleeved on the guide rod 220, and when the bolt 211 is adjusted, the limiting block 212 slides along the guide rod 220. The guide rod 220 not only provides guidance for the limiting block 212, but also increases the overall strength of the fixing clamp.

In addition, the fixing clamp 200 can also adopt other fixing forms, for example, a pressing plate is adopted to vertically compress, and the like, and the fixing clamp can be replaced by a person skilled in the art according to the needs, so as to meet the installation and positioning requirements of different types of samples.

The utility model discloses pull out pressure gauge 500 with the digital display and fix on the displacement adjustment support 300 that has the guide rail, the displacement that pressure gauge 500 was pulled out to the digital display can be controlled through hand wheel 360 to through the height value that height scale 400 accurate control, real-time display digital display pulled out pressure gauge 500, wait to check up the position of compression roller instrument through clamping component 210A and 210B adjustment, can control pressure action point and angle. Therefore, the digital display tension pressure gauge 500 is used for counting the calibration range and the allowable error of the pressure head of each type of compression roller tool used on site. In addition, the depth value of the pressed pressure head can be observed in the process of pressing the digital display tension manometer 500 downwards.

The utility model discloses a compression roller check-up opens up the calibration at 20N-200N within range, pressure critical value when measuring compression roller instrument self-locking mechanism pine and take off. And pressure is applied along the direction of the compression roller guide rail, and an operator records the pressure value when the compression roller self-locking device is loosened.

The digital display pull pressure gauge is also provided with a peak value/real-time value function: and in the calibration process of the window force meter, evaluating the indicating value error of the peak value in the loading process according to the requirements of a using department. And in the compression roller calibration process, recording a peak value in the loading process, switching the peak value and a real-time value, and observing whether the pressure head is blocked or not in the pressing process.

The utility model discloses an in the tool pressure calibrating device use, can revise the compression roller pressure value according to the calibration result. And when the pressure value is smaller than the standard value, adding the gasket into the compression roller, and adjusting the pressure value of the compression roller according to the quantity of the added gasket. And when the pressure value is larger than the standard value, taking out the spring in the compression roller, cutting off a part of the spring, adjusting the pressure value of the compression roller, or replacing a new spring again, and properly cutting the length of the spring according to requirements. When the back stroke of the compression roller has pause and frustration, lubricating oil is injected between the devices, so that the compression roller can be used smoothly.

Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.

Claims (9)

1. A tool pressure calibration device, comprising a base, and further comprising:

the fixing clamp is fixed on the base;

the displacement adjusting bracket is fixed on the base and comprises a lead screw and a sliding block connected to the lead screw;

the height scale is fixed on the base; and

the digital display tension pressure gauge is fixed on the sliding block and arranged above the fixed clamp;

the lead screw rotates to drive the sliding block to vertically lift, so that the distance between the digital display tension pressure gauge and the fixed clamp is changed, and the height scale marks the vertical height of the digital display tension pressure gauge.

2. The tool pressure calibration device of claim 1, wherein the displacement adjustment bracket further comprises a first upright guide rail and a second upright guide rail vertically fixed on the base, the lead screw is fixed between the first upright guide rail and the second upright guide rail, and the slider is sleeved on the first upright guide rail and the second upright guide rail.

3. The tool pressure calibration device of claim 2, wherein the securement clip is disposed on a side of the first column rail distal from the second column rail.

4. The tool pressure calibration device of claim 1, wherein a hand wheel is connected to a top end of the lead screw for rotating the lead screw.

5. The tool pressure calibration device of claim 1, wherein the fixture clamp comprises two clamp assemblies symmetrically arranged, the clamp assemblies comprising an adjustment bolt.

6. The tool pressure calibration device of claim 5, wherein the clamping assembly further comprises a stop block connected to an end of the adjustment bolt.

7. The tool pressure calibration device of claim 6, wherein the stop block has a stop surface that is arcuate.

8. The tool pressure calibration device of claim 6, wherein the fixture further comprises a guide rod, and the limiting block is sleeved on the guide rod.

9. The tool pressure calibration device of any one of claims 1 to 8, wherein the height scale is a digital display scale.

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