CN214668127U

CN214668127U - Rock compressive strength testing arrangement

Info

Publication number: CN214668127U
Application number: CN202120221049.5U
Authority: CN
Inventors: 邹宗山; 李遥; 王光兵; 刘龙华
Original assignee: Poly Explosive Hami Co ltd
Current assignee: Poly Explosive Hami Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-11-09
Anticipated expiration: 2031-01-27

Abstract

The utility model relates to an intensity test equipment technical field specifically is a rock compressive strength testing arrangement, including work platform, work platform's up end is equipped with the standing groove, and the both ends of standing groove are provided with fixture, and fixture includes left stand and right stand, and left stand and right stand are driven by drive arrangement and carry out straight reciprocating motion on processing platform, the equal fixed connection bracing piece of left stand and right stand, bracing piece fixed connection clamp plate, install a plurality of splice plate through locating component on the clamp plate, and the bottom integrated into one piece of splice plate has the connecting plate, and the cooperation groove has been seted up to the up end of clamp plate. The screw rod nut of the first screw rod pair and the screw rod nut of the second screw rod pair move linearly in opposite directions, so that the pressing sheet can well clamp rocks, the rocks are prevented from axially rotating or radially moving, and good operation conditions are provided for the compressive strength testing device.

Description

Rock compressive strength testing arrangement

Technical Field

The utility model relates to an intensity test equipment technical field specifically is a rock compressive strength testing arrangement.

Background

The most important of the strength tests is the test of compressive strength, the measurement of the maximum compressive strength of rock, which is usually performed in a fixed laboratory and the test specimen is crushed using a special hydraulic press with a power of ten to over one hundred tons.

The Chinese utility model with application number of CN201922135226.3 discloses a rock compressive strength measuring device, which comprises a machine body, an electric push rod, a clamping plate, a supporting frame, a cylinder, a pressing plate and a pressure sensor; the left side and the right side on organism top all are provided with electric putter, and electric putter is provided with two sets ofly, and two sets of electric putter are in on same horizontal plane, and electric putter's push rod end is fixed with splint, and the outer wall of splint is fixed with the bail, and the bail is fixed with the multiunit. The utility model discloses a through splint setting at electric putter end, and the fixed multiunit bail of outer wall of splint, do benefit to the stability that improves the centre gripping rock when carrying out the centre gripping to the rock fast, measure the convenience of rock after improving, avoid the rock to take place to remove when detecting and lead to measured data inaccurate. However, the detection device has some problems in use;

this detection device centre gripping effect is poor, can't effectively compress tightly the location to the extension of co-altitude not moreover to rock compressive strength testing arrangement's practicality has been reduced.

In view of this, we propose a rock compressive strength testing device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rock compressive strength testing arrangement to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rock compressive strength testing arrangement, includes work platform, work platform's up end middle part is equipped with the standing groove, and the both ends of standing groove are provided with fixture, fixture includes left stand and right stand, left side stand and right stand are driven and carry out linear reciprocating motion on work platform by drive arrangement, and left side stand and right stand are mirror symmetry about the standing groove, the equal fixed connection bracing piece of left side stand and right stand, bracing piece fixed connection clamp plate, install a plurality of splice plate through locating component on the clamp plate, and the bottom integrated into one piece of splice plate has the connecting plate, and the cooperation groove that holds the connecting plate is seted up to the up end of clamp plate.

Preferably, the inside cavity that has seted up of work platform installs drive arrangement in the cavity, and drive arrangement includes first lead screw pair, second lead screw pair and motor, the output shaft of motor passes through the vice lead screw of shaft coupling fixed connection second lead screw, and the lead screw of first lead screw pair and the lead screw coaxial weld of second lead screw pair, and the lead screw of first lead screw pair and the vice lead screw thread opposite direction of second lead screw, and left stand stretches into the cavity and the vice lead screw nut fixed connection of first lead screw, and right stand stretches into the cavity and with the vice lead screw nut fixed connection of second lead screw.

Preferably, the two sides of the matching groove are both provided with positioning grooves, the connecting plate is internally provided with a v-shaped 21274, the v-shaped 21274is provided with a positioning assembly, the positioning assembly comprises an L-shaped push plate, a first magnet, a second magnet and a clamping block, one end of the clamping block is fixedly connected with the L-shaped push plate, and the other end of the clamping block is arc-shaped and inserted into the positioning grooves.

Preferably, the L-shaped push plate is slidably mounted in the v-shaped slot and the v-shaped slot, a first magnet is fixedly arranged on the inner side wall of the L-shaped push plate in the v-shaped slot, the v-shaped slot is 21274, a second magnet is fixedly arranged on the inner side wall of the v-shaped slot, and the first magnet and the second magnet are magnets of the same name.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model utilizes the repulsion force between the first magnet and the second magnet with the same name to act on the L-shaped push plate, so that the L-shaped push plate drives the fixture block to be inserted into the positioning groove, the connecting plate is fixed in the matching groove, and the quick clamping of the pressing plate and the splicing plate is realized, thereby achieving the adjustment of the whole height of the pressing plate, and effectively compressing and fixing the rocks with different heights;

2. the utility model discloses simple structure, easily assembly carries out sharp relative motion through the screw-nut of first lead screw pair and the screw-nut of second lead screw pair to drive left stand and right stand and be close to each other or keep away from, thereby make the tight rock of clamp that the preforming can be fine, avoid the rock to take place axial rotation or radial movement, provide fine operation condition for compressive strength testing arrangement.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of the middle press plate of the present invention.

In the figure: working platform 1, left stand 2, right stand 3, bracing piece 4, clamp plate 5, first lead screw 6, second lead screw 7, motor 8, connecting plate 9, cooperation groove 10, L shape push pedal 11, first magnetite 12, second magnetite 13, fixture block 14.

Detailed Description

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

Referring to fig. 1 to 2, the present invention provides a technical solution: the utility model provides a rock compressive strength testing arrangement, including work platform 1, work platform 1's up end middle part is equipped with the standing groove, the both ends of standing groove are provided with fixture, fixture includes left stand 2 and right stand 3, left stand 2 and right stand 3 are driven by drive arrangement and carry out linear reciprocating motion on work platform 1, left stand 2 and right stand 3 are mirror symmetry about the standing groove, left stand 2 and the equal fixed connection bracing piece 4 of

right stand

3, 4 fixed connection clamp plates 5 of bracing piece, install a plurality of splice plate through locating component on the clamp plate 5, the bottom integrated into one piece of splice plate has connecting plate 9, the cooperation groove 10 that holds connecting plate 9 is seted up to the up end of clamp plate 5. The screw rod nut of the first screw rod pair 6 and the screw rod nut of the second screw rod pair 7 perform linear opposite movement, so that the left stand column and the right stand column are driven to be close to or far away from each other, the pressed sheet can well clamp rocks, axial rotation or radial movement of the rocks is avoided, and good operation conditions are provided for the compressive strength testing device.

As shown in fig. 1, a cavity is formed inside the working platform 1, a driving device is installed in the cavity, the driving device includes a first lead screw pair 6, a second lead screw pair 7 and a motor 8, an output shaft of the motor 8 is connected with a lead screw of the second lead screw pair 7 through a shaft coupling, a lead screw of the first lead screw pair 6 is welded with a lead screw of the second lead screw pair 7 coaxially, the direction of the lead screw of the first lead screw pair 6 is opposite to that of the lead screw of the second lead screw pair 7, the left upright post 2 extends into the cavity and is fixedly connected with a lead screw nut of the first lead screw pair 6, and the right upright post 3 extends into the cavity and is fixedly connected with a lead screw nut of the second lead screw pair 7. During the use, start motor 8, motor 8 drives first lead screw pair 6 and the vice 7 motion of second lead screw, because the lead screw nut of first lead screw pair 6 and the lead screw nut of the vice 7 of second lead screw carry out sharp opposite movement to drive left stand 2 and right stand 3 and be close to each other or keep away from, thereby make the tight rock of clamp that the preforming can be fine, avoid the rock to take place axial rotation or radial movement.

As shown in fig. 1 and 2, positioning grooves are formed in both sides of the fitting groove 10, a v-21274is formed in the connecting plate 9, a positioning assembly is arranged in the v-21274, the positioning assembly comprises an L-shaped push plate 11, a first magnet 12, a second magnet 13 and a fixture block 14, one end of the fixture block 14 is fixedly connected with the L-shaped push plate 11, and the other end of the fixture block 14 is arc-shaped and inserted into the positioning groove. The L-shaped push plate 11 is slidably mounted in the v-shaped 21274in the v-shaped slot, a first magnet 12 is fixedly arranged on the inner side wall of the L-shaped push plate 11 in the v-shaped slot, the v-shaped 21274is fixedly arranged on the inner side wall of the v-shaped slot, a second magnet 13 is fixedly arranged on the inner side wall of the v-shaped slot, and the first magnet 12 and the second magnet 13 are magnets of the same name. Repulsion between the first magnetite 12 and the second magnetite 13 that utilize the same name acts on L shape push pedal 11 for L shape push pedal 11 drives fixture block 14 and inserts and establish in the constant head tank, is fixed in cooperation groove 10 with connecting plate 9, realizes clamp plate 5 and the quick joint of splice plate, reaches the regulation to the holistic height of clamp plate 5 with this, thereby can effectively compress tightly fixedly not the rock of co-altitude.

The working principle is as follows: in the in-service use, at first start motor 8, motor 8 drive first lead screw pair 6 and the vice 7 motion of second lead screw, because the lead screw nut of first lead screw pair 6 and the lead screw nut of the vice 7 of second lead screw carry out sharp opposite motion to drive left stand 2 and right stand 3 and be close to each other or keep away from, thereby make the tight rock of clamp that the preforming can be fine, avoid the rock to take place axial rotation or radial movement, provide fine operating condition for compressive strength testing arrangement. And the repulsion between the first magnetite 12 and the second magnetite 13 that utilize the same name acts on L shape push pedal 11 for L shape push pedal 11 drives fixture block 14 and inserts and establish in the constant head tank, is fixed in cooperation groove 10 with connecting plate 9, realizes clamp plate 5 and the quick joint of splice plate, reaches the regulation to the holistic height of clamp plate 5 with this, thereby can effectively compress tightly fixedly not the rock of co-altitude.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rock compressive strength testing arrangement, includes work platform (1), its characterized in that: the utility model discloses a work platform, including work platform (1), clamping mechanism, left stand (2) and right stand (3), the up end middle part of work platform (1) is equipped with the standing groove, and the both ends of standing groove are provided with fixture, fixture includes left stand (2) and right stand (3), left side stand (2) and right stand (3) are driven by drive arrangement and carry out linear reciprocating motion on work platform (1), and left side stand (2) and right stand (3) are mirror symmetry about the standing groove, and left side stand (2) and the equal fixed connection bracing piece (4) of right stand (3), bracing piece (4) fixed connection clamp plate (5), install a plurality of splice plate through locating component on clamp plate (5), and the bottom integrated into one piece of splice plate has connecting plate (9), and cooperation groove (10) that hold connecting plate (9) are seted up to the up end of clamp plate (5).

2. The rock compressive strength testing device of claim 1, wherein: the working platform (1) is internally provided with a cavity, a driving device is installed in the cavity and comprises a first lead screw pair (6), a second lead screw pair (7) and a motor (8), an output shaft of the motor (8) is connected with a lead screw of the second lead screw pair (7) through a coupler, a lead screw of the first lead screw pair (6) is coaxially welded with a lead screw of the second lead screw pair (7), the direction of the lead screw of the first lead screw pair (6) is opposite to that of the lead screw of the second lead screw pair (7), a left upright post (2) stretches into the cavity and is fixedly connected with a lead screw nut of the first lead screw pair (6), and a right upright post (3) stretches into the cavity and is fixedly connected with a lead screw nut of the second lead screw pair (7).

3. The rock compressive strength testing device of claim 2, wherein: the locating grooves are formed in the two sides of the matching groove (10), the connecting plate (9) is internally provided with a locating component, the locating component comprises an L-shaped push plate (11), a first magnet (12), a second magnet (13) and a clamping block (14), one end of the clamping block (14) is fixedly connected with the L-shaped push plate (11), and the other end of the clamping block (14) is arc-shaped and inserted into the locating grooves.

4. A rock compressive strength testing device according to claim 3, characterized in that: the L-shaped push plate (11) is slidably mounted in the v-shaped slot, and a first magnet (12) is fixedly arranged on the inner side wall of the L-shaped push plate (11) in the v-shaped slot, a second magnet (13) is fixedly arranged on the inner side wall of the v-shaped slot, and the first magnet (12) and the second magnet (13) are magnets of the same name.