CN213858848U - Test fixture - Google Patents

Abstract

The utility model discloses a test fixture, including base and bottom plate, the equal fixed mounting in both sides at base top has first fixed plate, two fixed mounting has the barrel between the first fixed plate, the equal fixed mounting in both sides of bottom plate bottom has the second fixed plate, second fixed plate movable mounting is in on the barrel, one side fixed mounting at bottom plate top has the third fixed plate, the left intermediate position department fixed mounting in bottom plate top has the cylinder, the top fixed mounting of bottom plate has first fixed block, the output of cylinder passes the inside of first fixed block and extends to the outside, the output fixed mounting of cylinder has the movable block, the equal fixed mounting in both sides of first fixed block has the second fixed block, two the equal movable mounting in top of second fixed block has the head rod, the utility model discloses a set up a series of structures and make this device have automatic centre gripping and change test angle's characteristics .

Description

Test fixture

Technical Field

The utility model relates to a frock clamp technical field specifically is a test frock clamp.

Background

Tooling, namely process equipment: the term "jig" refers to a generic block of various tools used in a manufacturing process, and a fixture is a process device for rapidly fastening a workpiece to maintain a machine tool, a tool, and a workpiece in a correct relative position during machining, and in a broad sense, any process in a process for rapidly, conveniently, and safely mounting a workpiece may be referred to as a jig, such as a welding jig, an inspection jig, an assembly jig, a machine tool jig, and the like. Among them, the machine tool clamp is the most common, and is often referred to as a clamp for short, that is, the tool clamp is an indispensable component for machining.

Current test fixture, most all adopt the manual work to go to break off anchor clamps with fingers and thumb, then put into the article of test and press from both sides tightly, the time has been long can very tired, often when testing in addition, need test the angle that the article is different, and current test fixture most all do not possess this function, consequently, we have proposed a test fixture solution problem in order to solve this a series of problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a test fixture to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a test tool fixture comprises a base and a bottom plate, wherein first fixing plates are fixedly arranged on two sides of the top of the base, a barrel is fixedly arranged between the two first fixing plates, second fixing plates are fixedly arranged on two sides of the bottom plate, the second fixing plates are movably arranged on the barrel, a third fixing plate is fixedly arranged on one side of the top of the bottom plate, an air cylinder is fixedly arranged at the left middle position of the top of the bottom plate, a first fixing block is fixedly arranged on the top of the bottom plate, the output end of the air cylinder penetrates through the inside of the first fixing block and extends to the outside, a movable block is fixedly arranged on the output end of the air cylinder, second fixing blocks are fixedly arranged on two sides of the first fixing block, first connecting rods are movably arranged on the tops of the two second fixing blocks, and second connecting rods are movably arranged on two sides of the tops of the movable blocks, two the one end of head rod is equallyd divide and is do not connect, two with second connecting rod swing joint the equal fixed mounting in one side that the second connecting rod is relative has a dead lever, two the equal fixed mounting in one end of dead lever has anchor clamps, the bottom fixed mounting of bottom plate has two third fixed blocks, one of them one side fixed mounting of third fixed block has the motor, two movable mounting has the worm between the third fixed block, the one end of worm with the output fixed connection of motor, the intermediate position department of barrel surface is provided with the worm wheel, the worm wheel with the worm intermeshing.

Preferably, four corners of the base are movably provided with walking wheels.

Preferably, the side walls of the opposite sides of the clamps are provided with rubber pads, and the rubber pads are fixedly bonded with the clamps through strong glue.

Preferably, the distance between the first fixed block and the movable block is greater than the free stroke of the cylinder.

Preferably, a shock pad is fixedly installed between one side of the cylinder and the third fixing plate.

Preferably, the worm wheel and the worm rotate by less than 180 degrees.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization, through setting up the cylinder, first fixed block, the movable block, the head rod, the second connecting rod, anchor clamps isotructure, wherein the cylinder drives the movable block right motion under the effect of first fixed block, the second connecting rod of movable block top one side, drive one of them anchor clamps upward movement under the restriction of head rod, another anchor clamps downstream on the same principle, two anchor clamps separate, two anchor clamps of moving block left motion on the same principle merge, play self-holding and detached effect, the fatigue of the long-time operation of staff has been solved.

Through setting up bottom plate, second fixed block, barrel, worm wheel, worm isotructure, wherein the motor drives the worm and rotates, because worm wheel and worm intermeshing, and the worm wheel is static, so the bottom plate also follows rotates together when the worm rotates to change the angle of test article, use convenience very, be applicable to the test of different angles moreover.

Drawings

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

fig. 2 is a top view of the present invention;

fig. 3 is a left side sectional view of the present invention.

In the figure: 1. a base; 2. a first fixing plate; 3. a barrel; 4. a second fixing plate; 5. a base plate; 6. a third fixing plate; 7. a cylinder; 8. a first fixed block; 9. a second fixed block; 10. a first connecting rod; 11. a second connecting rod; 12. a clamp; 13. a third fixed block; 14. a worm gear; 15. a movable block; 16. a rubber pad; 17. fixing the rod; 18. a motor; 19. a worm; 20. a traveling wheel; 21. a shock-absorbing pad.

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. 1-3, the present invention provides a technical solution: a technical scheme of a test tool clamp comprises a base 1 and a bottom plate 5, wherein first fixing plates 2 are fixedly arranged on two sides of the top of the base 1, a cylinder 3 is fixedly arranged between the two first fixing plates 2, second fixing plates 4 are fixedly arranged on two sides of the bottom plate 5, the second fixing plates 4 are movably arranged on the cylinder 3, a third fixing plate 6 is fixedly arranged on one side of the top of the bottom plate 5, an air cylinder 7 is fixedly arranged at the middle position of the left side of the top of the bottom plate 5, a first fixing block 8 is fixedly arranged on the top of the bottom plate 5, the output end of the air cylinder 7 penetrates through the inside of the first fixing block 8 and extends to the outside, a movable block 15 is fixedly arranged on the output end of the air cylinder 7, second fixing blocks 9 are fixedly arranged on two sides of the first fixing block 8, first connecting rods 10 are movably arranged on the tops of the two second fixing blocks 9, and second connecting rods 11 are movably arranged on two sides of the top of the movable block 15, one end of each of the two first connecting rods 10 is movably connected with the corresponding second connecting rod 11, a fixing rod 17 is fixedly mounted on one side, opposite to the corresponding second connecting rod 11, of each of the two fixing rods 17, a clamp 12 is fixedly mounted on one end of each of the two fixing rods 17, two third fixing blocks 13 are fixedly mounted at the bottom of the bottom plate 5, a motor 18 is fixedly mounted on one side of one of the third fixing blocks 13, a worm 19 is movably mounted between the two third fixing blocks 13, one end of the worm 19 is fixedly connected with the output end of the motor 18, a worm wheel 14 is arranged in the middle of the outer surface of the barrel 3, and the worm wheel 14 is meshed with the worm 19.

Preferably, walking wheels 20 are movably mounted at four corners of the base 1, so that the effect of convenient movement is achieved.

Preferably, the side walls of the opposite sides of the clamp 12 are both provided with rubber pads 16, and the rubber pads 16 and the clamp 12 are fixed by strong glue to play a role in assisting the clamp 12 to clamp.

Preferably, the distance between the first fixed block 8 and the movable block 15 is greater than the free stroke of the air cylinder 7, and if the distance is less than the free stroke of the air cylinder 7, the movable block 15 is clamped by the first fixed block 8 when moving.

Preferably, a shock pad 21 is fixedly mounted between one side of the cylinder 7 and the third fixing plate 6 to play a role of shock absorption.

Preferably, the rotation angle of the worm wheel 14 and the worm 19 is less than 180 degrees, and the bottom plate 5 is in contact with the base 1 due to an excessively large rotation angle, so that the worm wheel 14 and the worm 19 cannot work, the motor 18 is burnt, and the protection effect is achieved.

The working principle is as follows: before use, the safety of each structure of the device is checked, wherein the motor 18 is an existing electrical element, the type of the device can be selected, installed and used according to actual use requirements, when the device works, the air cylinder 7 drives the movable block 15 to move rightwards under the action of the first fixed block 8, the second connecting rod 11 on one side of the top of the movable block 15 drives one clamp 12 to move upwards under the limitation of the first connecting rod 10, the other clamp 12 moves downwards similarly, the two clamps 12 are separated, the movable block 15 moves leftwards similarly, the two clamps 12 are combined, when a test angle needs to be changed, the motor 18 drives the worm 19 to rotate, as the worm wheel 14 is meshed with the worm 19, and the worm wheel 14 is static, the worm 19 moves along the extension of the worm wheel 14, the bottom plate 5 also rotates together, so that the angle of a test object is changed, the device is very convenient to use and can be automatically clamped and separated, and the device is suitable for testing at different angles, and solves the problems that the hands are tired when operating for a long time and the angle of a tested object cannot be changed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, and any standard components found in known art that may be commercially available or commercially available and may be readily customized based on the teachings of the specification and the drawings, and that the particular connection between the various components is by conventional means well known in the art, and that the machine, component, or apparatus is by model and circuit connection is by conventional means well known in the art, and will not be described in detail herein.

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 (6)

1. The utility model provides a test fixture, includes base (1) and bottom plate (5), its characterized in that: the improved cylinder is characterized in that first fixing plates (2) are fixedly mounted on two sides of the top of the base (1), a cylinder body (3) is fixedly mounted between the first fixing plates (2), second fixing plates (4) are fixedly mounted on two sides of the bottom plate (5), the second fixing plates (4) are movably mounted on the cylinder body (3), a third fixing plate (6) is fixedly mounted on one side of the top of the bottom plate (5), a cylinder (7) is fixedly mounted at the left middle position of the top of the bottom plate (5), a first fixing block (8) is fixedly mounted at the top of the bottom plate (5), an output end of the cylinder (7) penetrates through the inside of the first fixing block (8) and extends to the outside, a movable block (15) is fixedly mounted at an output end of the cylinder (7), and second fixing blocks (9) are fixedly mounted on two sides of the first fixing block (8), two the equal movable mounting in top of second fixed block (9) has head rod (10), the equal movable mounting in both sides at movable block (15) top has second connecting rod (11), two the one end of head rod (10) is equallyd divide do not with second connecting rod (11) swing joint, two the equal fixed mounting in one side that second connecting rod (11) is relative has dead lever (17), two the equal fixed mounting in one end of dead lever (17) has anchor clamps (12), the bottom fixed mounting of bottom plate (5) has two third fixed blocks (13), one of them one side fixed mounting of third fixed block (13) has motor (18), two movable mounting has worm (19) between third fixed block (13), the one end of worm (19) with the output fixed connection of motor (18), the intermediate position department of barrel (3) surface is provided with worm wheel (14), the worm wheel (14) and the worm (19) are mutually meshed.

2. The test tooling fixture of claim 1, wherein: four corners of the base (1) are respectively and movably provided with a traveling wheel (20).

3. The test tooling fixture of claim 1, wherein: the side wall of the opposite side of the clamp (12) is provided with a rubber pad (16), and the rubber pad (16) is fixedly bonded with the clamp (12) through a strong glue.

4. The test tooling fixture of claim 1, wherein: the distance between the first fixed block (8) and the movable block (15) is larger than the free stroke of the air cylinder (7).

5. The test tooling fixture of claim 1, wherein: and a damping pad (21) is fixedly arranged between one side of the cylinder (7) and the third fixing plate (6).

6. The test tooling fixture of claim 1, wherein: the angle of rotation of the worm wheel (14) and the worm (19) is less than 180 degrees.

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