CN211726261U

CN211726261U - Clamp apparatus

Info

Publication number: CN211726261U
Application number: CN201922073172.2U
Authority: CN
Inventors: 元少飞; 谢祖平; 朱登川; 高云峰
Original assignee: Han s Laser Technology Industry Group Co Ltd
Current assignee: Shenzhen Hanshi Precision Automatic Control Technology Co ltd; Han s Laser Technology Industry Group Co Ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-10-23
Anticipated expiration: 2029-11-25

Abstract

The utility model relates to a clamp. This anchor clamps includes the mounting bracket, mounting panel and positioning seat, the mounting panel is connected on the mounting bracket, the mounting bracket is gone up and down along vertical direction relatively to the mounting panel, be equipped with the pressing part on the mounting panel, the relative mounting panel of pressing part ability removes along vertical direction, the positioning seat is used for installing first work piece, and slide and set up on the mounting bracket, the positioning seat has first stroke end and the second stroke end that is located on the mounting bracket, the positioning seat is relative with the mounting panel when first stroke is terminal, make the pressing part be close to or keep away from first work piece, and the positioning seat can be fixed in on the mounting bracket, the mounting panel is kept away. Among the above-mentioned anchor clamps, the positioning seat carries out the installation of microscope base when the second stroke is terminal, and can fix a position fixedly at first stroke end, and the lens can not rock when installing on the microscope base, drives through the pressing member when the lens is installed on the microscope base, and the direction and the size of pressing can be controlled, have guaranteed the installation accuracy of lens.

Description

Clamp apparatus

Technical Field

The utility model relates to a machining technology field especially relates to an anchor clamps.

Background

The common lens shape is mainly circular, and the assembly of the lens and the lens base is usually realized by positioning the lens and the lens base on a spacing ring and a pressing ring, and the pressing ring and the lens base are in threaded connection.

The connection between the lens and the base, which is polygonal in shape, is usually glued by means of an AB glue, which holds it in place. The traditional method is to bond the lens and the lens base manually. The lens base is easy to slide and the lens is easy to be polluted in the installation process. The direction of the manual force is difficult to ensure the surface of the lens, and in the glue curing process, the lens is easy to displace under the influence of external vibration, so that the installation precision of the lens cannot be ensured.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a jig with high mounting accuracy.

A clamp, comprising:

a mounting frame;

the mounting plate is connected to the mounting frame and can lift in the vertical direction relative to the mounting frame, and a pressing piece is arranged on the mounting plate and can move in the vertical direction relative to the mounting plate; and

the positioning seat is used for installing a first workpiece, the positioning seat is arranged on the mounting frame in a sliding mode, the positioning seat is provided with a first stroke end and a second stroke end, the first stroke end is located on the mounting frame, the positioning seat is opposite to the mounting plate when the first stroke end is located, the pressing piece is close to or far away from the first workpiece, the positioning seat can be fixed on the mounting frame, and the mounting plate is located when the second stroke end is located.

Among the above-mentioned anchor clamps, the positioning seat carries out the installation of microscope base when the second stroke is terminal, and can fix a position fixedly at first stroke end, the lens can not rock when installing on the microscope base, the lens is pressed through the pressing member when installing on the microscope base, the direction and the size of pressing can be controlled, can carry out the material loading location of microscope base fast accurately with the help of this anchor clamps, the installation accuracy of lens has been guaranteed, product quality and qualification rate are improved, and make things convenient for the rubber coating operation, production cycle has been shortened, the economic benefits of manufacturing enterprise has been improved.

In one embodiment, the pressing member is a hydraulic buffer.

In one embodiment, the positioning device further includes a first limiting member, and the first limiting member is mounted at an end of the mounting bracket close to the first stroke end of the positioning seat and can be magnetically attracted to the positioning seat.

In one embodiment, the positioning device further includes a second limiting member, and the second limiting member is mounted at an end of the mounting bracket close to the second stroke end of the positioning seat and can be magnetically attracted to the positioning seat.

In one embodiment, the mounting frame further comprises a guide rod, the mounting frame comprises a vertical plate and a bottom plate which are perpendicular to each other, one end of the guide rod is mounted on the vertical plate, the other end of the guide rod is mounted on and perpendicular to the bottom plate, the mounting plate is sleeved on the guide rod, and the positioning seat is slidably arranged on the bottom plate.

In one embodiment, the device further comprises an elbow clamp, the elbow clamp is installed on the vertical plate, and the elbow clamp drives the installation plate to lift along the guide rod.

In one embodiment, the sliding device further comprises a sliding assembly, wherein the sliding assembly comprises a guide rail and a sliding block which are in sliding fit, the guide rail is installed on the bottom plate, and the sliding block is installed on the positioning seat, so that the positioning seat is installed on the guide rail in a sliding manner.

In one embodiment, a linear bearing is arranged on the mounting plate, and the mounting plate is sleeved on the guide rod through the linear bearing.

In one embodiment, a limiting groove is formed in one side, close to the mounting plate, of the positioning seat, the longitudinal section of the limiting groove is in a V shape, an abutting piece is arranged in the limiting groove, the positioning seat is installed in the limiting groove and abuts against the inner wall of the limiting groove, and the abutting piece limits the positioning seat in the limiting groove.

In one embodiment, the mounting frame further comprises an elastic member, one end of the elastic member is connected with the mounting frame, and the other end of the elastic member is connected with the mounting plate.

Drawings

FIG. 1 is an exploded view of a lens and a lens holder;

FIG. 2 is an assembly view of the lens and the lens holder;

FIG. 3 is a schematic view of a clamp according to an embodiment;

FIG. 4 is a schematic view of the fixture shown in FIG. 3 from another perspective;

fig. 5 is a schematic structural view of the positioning seat in the fixture shown in fig. 3.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, a jig 10 of an embodiment is used to assist in bonding a first workpiece 11 to a second workpiece 12 to improve mounting accuracy. In this embodiment, the first workpiece 11 is a lens holder 11, the second workpiece 12 is a lens 12 matching with the lens holder 11, and the bonded lens 12 is to be installed in a cavity of the lens holder 11. Specifically, the lens base 11 is provided with four bosses 13 arranged at intervals, and the lens 12 is bonded to the bosses 13.

The fixture 10 includes a mounting frame 100, a mounting plate 200 and a positioning seat 300. The lens base 11 is installed in the positioning base 300, the boss 13 is glued, and then the lens 12 is placed into the boss 13 to be fixed on the lens base 11, and is positioned, installed and compressed by the clamp 10. Mounting plate 200 is attached to mounting bracket 100 such that mounting plate 200 can be raised and lowered in a vertical direction relative to mounting bracket 100. The mounting plate 200 is provided with a pressing member 210, and the pressing member 210 can move in a vertical direction relative to the mounting plate 200 to press the lens 12 against the lens base 13. The positioning seat 300 is slidably disposed on the mounting frame 100, the positioning seat 300 has a first stroke end and a second stroke end, the positioning seat 300 is opposite to the mounting plate 200 at the first stroke end, so that the pressing member 210 is close to or away from the mirror base 11, the positioning seat 300 can be fixed on the mounting frame 100, and the positioning seat 300 is away from the mounting plate 200 at the second stroke end.

In the above-mentioned fixture 10, the positioning seat 300 is used for mounting the lens base 11 at the end of the second stroke, and can be used for positioning and fixing at the end of the first stroke, and the lens 12 will not shake when mounted on the lens base 11. Lens 12 compresses tightly through pressing member 210 when installing on mirror seat 11, and the direction and the size of pressing can be controlled, can carry out the material loading location of mirror seat 11 with the help of this anchor clamps 10 fast accurately, has guaranteed the installation accuracy of lens 12, improves product quality and qualification rate, makes things convenient for the rubber coating operation moreover, has shortened production cycle, has improved manufacturing enterprise economic benefits.

In one embodiment, the pressing member 210 is a hydraulic buffer, which can precisely control the pressing force, thereby ensuring the installation accuracy and preventing the surface of the lens 12 from being damaged or contaminated.

In one embodiment, the mounting bracket 100 includes a vertical plate 110 and a bottom plate 120 perpendicular to each other. The mounting rack 100 further includes a guide rod 400, one end of the guide rod 400 is mounted on the vertical plate 110, the other end of the guide rod 400 is mounted on and perpendicular to the bottom plate 120, the mounting plate 200 is sleeved on the guide rod 400, and the positioning seat 300 is slidably disposed on the bottom plate 120. When the positioning seat 300 is at the end of the first stroke, the positioning seat is opposite to the mounting plate 200, and the mounting plate 200 can vertically descend under the guidance of the guide rod 400 to be close to the positioning seat 300, so as to press and hold the lens 12, thereby ensuring the processing precision. Further, the linear bearing 220 is arranged on the mounting plate 200, the guide rod 400 is sleeved with the mounting plate 200 through the linear bearing 220, the mounting plate 200 is guaranteed to do linear motion along the guide rod 400 through the matching effect of the guide rod 400 and the linear bearing 220, and the accuracy of the motion track of the mounting plate 200 is improved.

Referring to fig. 3 and 4, in one embodiment, the fixture 10 further includes a first limiting member 500. The first position-limiting member 500 is mounted on the bottom plate 120 near an end of the first stroke of the positioning seat 300, and can be magnetically attracted to the positioning seat 300. The first position-limiting member 500 may be a base and a magnet, the base is fixed on the bottom plate 120, the magnet is mounted on the base, and the positioning seat 300 is correspondingly processed from a magnetic material and can be attracted to the magnet. The positioning seat 300 slides along the bottom plate 120, and when the positioning seat 300 slides to the end of the first stroke, the first limiting member 500 and the positioning seat 300 are magnetically attracted to fix the positioning seat 300 on the bottom plate 120, so that when the pressing member 210 presses the lens 12, the lens seat 11 cannot move, and the installation precision is not affected.

In one embodiment, the fixture 10 further includes a second stop 600. The second limiting member 600 is installed at an end of the mounting block 100 close to the second stroke end of the positioning seat 300, and can be magnetically attracted to the positioning seat 300. Before the mirror base 11 is mounted on the positioning seat 300, the positioning seat 300 is moved first, so that the positioning seat 300 slides to the end of the second stroke, thereby avoiding the interference of the mounting plate 200 when the mirror base 11 is mounted, and after moving in place, the mirror base is magnetically attracted to the second position-limiting member 600, and the positioning seat 300 is fixed on the bottom plate 120. The mirror base 11 is then mounted in the positioning seat 300, the lens 12 is mounted on the mirror base 11 after the glue is applied to the boss 13, and the mirror base 11 cannot slide on the bottom plate 120 under the magnetic attraction effect of the second limiting member 600, so that the mounting positions between the mirror base 11 and the positioning seat 300 and between the lens 12 and the mirror base 11 cannot deviate. After the lens 12 is mounted on the lens base 11, the positioning base 300 is moved to the first stroke end, so as to press and hold the lens 12.

Referring to fig. 5, in an embodiment, a limiting groove 310 is formed on one side of the positioning seat 300 close to the mounting plate 200, a longitudinal section of the limiting groove 310 is V-shaped, a supporting member 320 is disposed in the limiting groove 310, the mirror seat 11 is mounted in the limiting groove 310 and abuts against an inner wall of the limiting groove 310, and the supporting member 320 limits the positioning seat 300 in the limiting groove 310. Mirror seat 11 and spacing groove 310's inner wall laminating butt can carry on spacingly with the left and right directions of positioning seat 300, simultaneously, supports the inner wall setting of holding 320 perpendicular to spacing groove 310, and is located both sides around the spacing groove 310, carries on spacingly with the fore-and-aft direction of positioning seat 300, and then with mirror seat 11 spacing in spacing groove 310.

Referring again to fig. 3, in one embodiment, the clamp 10 further includes a slide assembly 700. The sliding assembly 700 includes a guide rail 710 and a sliding block 720, which are slidably engaged with each other, wherein the guide rail 710 is installed on the base plate 120, and the sliding block 720 is installed on the positioning seat 300, so that the positioning seat 300 is slidably installed on the guide rail 710. Specifically, the number of the slide rails is two, the two slide rails are arranged on the bottom plate 120 at intervals, the two slide blocks 720 are correspondingly arranged on the positioning seat 300 at intervals, and the stability of the positioning seat 300 sliding along the bottom plate 120 is improved. Specifically, the positioning seat 300 is further provided with an armrest 330, and when the positioning seat 300 is pulled to slide on the bottom plate 120, the armrest 330 can be operated to move, so that the use convenience is improved.

In one embodiment, to facilitate applying a downward force to mounting plate 200, clamp 10 further includes an elbow clamp 800, elbow clamp 800 being mounted on riser 110, elbow clamp 800 driving mounting plate 200 up and down along guide rod 400. The operator depresses the handle of the toggle clamp 800 which in turn pushes the mounting plate 200 downward in the vertical direction.

Referring to fig. 3 and 4, in particular, the clamp 10 further includes an elastic member 900, one end of the elastic member 900 is connected to the mounting block 100, and the other end of the elastic member 900 is connected to the mounting plate 200. When mounting plate 200 has moved to its lowest point, elastic member 900 is in tension, and elastic member 900 exerts a vertically upward pulling force on mounting plate 200. After the operator releases the toggle clamp 800, the mounting plate 200 is lifted up by the elastic member 900, and the pressing member 210 presses the lens 12 downward, so that the mounting plate 200 is away from the positioning socket 300, and the positioning socket 300 will not interfere with the mounting plate 200 when sliding to the second stroke end for mounting the lens base 11.

It should be noted that the operation flow between the auxiliary lens holder 11 and the lens 12 of the fixture 10 is as follows:

firstly, the positioning seat 300 slides to the end of the second stroke along the bottom plate 120, so that the positioning seat 300 and the second limiting member 600 are fixed by magnetic attraction, and meanwhile, the lens 12 is placed in the positioning seat 300, thereby realizing accurate positioning. After the boss 13 is glued, the lens 12 is mounted on the lens base 11. The positioning base 300 is slid to the end of the first stroke, so that the positioning base 300 is magnetically fixed to the first limiting member 500 disposed on the mounting block 100, and at this time, the lens 12 and the lens base 11 are both located under the mounting plate 200. The toggle clamp 800 is then operated to lower the mounting plate 200 along the guide rod 400 and to press the pressing member 210 against the lens 12, so that the lens 12 is sufficiently contacted with the lens holder 11 to enhance the bonding effect. After the glue is cured and bonded, the elbow clip 800 is released, the mounting plate 200 is driven by the elastic member 900 to rise, the positioning seat 300 is moved in the direction close to the second stroke end to be away from the mounting plate 200, the mirror base 11 is taken out, and the lens 12 and the mirror base 11 are mounted.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A clamp, comprising:

a mounting frame;

2. A jig according to claim 1, wherein the pressing member is a hydraulic buffer.

3. The clamp of claim 1, further comprising a first retaining member, wherein the first retaining member is mounted at an end of the mounting bracket near the first end of the stroke of the positioning seat and magnetically attracted to the positioning seat.

4. The clamp of claim 1, further comprising a second retaining member, wherein the second retaining member is mounted at an end of the mounting bracket near the second end of the travel of the positioning seat and magnetically engages with the positioning seat.

5. The clamp of claim 1, further comprising a guide bar, wherein the mounting frame comprises a vertical plate and a bottom plate perpendicular to each other, one end of the guide bar is mounted on the vertical plate, the other end of the guide bar is mounted on and perpendicular to the bottom plate, the mounting plate is sleeved on the guide bar, and the positioning seat is slidably disposed on the bottom plate.

6. The clamp of claim 5, further comprising an elbow clamp mounted to the riser, the elbow clamp driving the mounting plate up and down along the guide bar.

7. The clamp of claim 5, further comprising a sliding assembly, wherein the sliding assembly comprises a sliding-fit guide rail and a sliding block, the guide rail is mounted on the base plate, and the sliding block is mounted on the positioning seat, so that the positioning seat is slidably mounted on the guide rail.

8. The clamp of claim 5, wherein the mounting plate is provided with a linear bearing, and the mounting plate is sleeved on the guide rod through the linear bearing.

9. The clamp of claim 1, wherein a limiting groove is formed in one side of the positioning seat close to the mounting plate, the limiting groove has a V-shaped longitudinal section, a supporting member is disposed in the limiting groove, the first workpiece is mounted in the limiting groove and abuts against an inner wall of the limiting groove, and the supporting member limits the positioning seat in the limiting groove.

10. The clamp of claim 1, further comprising a resilient member, one end of the resilient member being connected to the mounting bracket and the other end of the resilient member being connected to the mounting plate.