CN209858309U - Clamp for polishing grinder - Google Patents

Abstract

The utility model relates to an anchor clamps for polishing grinds machine, be provided with the base of abrasive disc including the level, be provided with the centre gripping arm that is located the abrasive disc top on the base, the centre gripping arm comprises fixed arm and digging arm, the digging arm is through bolt, nut and fixed arm spiro union, the centre gripping arm carries out lift adjustment through the vice drive of ball screw. The clamp for the polishing grinder is simple in structure.

Description

Clamp for polishing grinder

Technical Field

The utility model relates to an anchor clamps for polishing machine of grinding relates to grinding and polishing machine technical field.

Background

In the process of grinding and polishing the glass sample, the side surface needs to be polished and ground. When the side ground, there was not dedicated anchor clamps centre gripping, only relied on operating personnel manual operation, the condition that the glass appearance can break appears because the uneven condition of atress, under the drive of abrasive disc, can hit flying glass piece very probably and cause operating personnel to be injured.

SUMMERY OF THE UTILITY MODEL

In view of the deficiencies of the prior art, the utility model aims to solve the technical problem that an anchor clamps for polishing grinding machine is provided, not only simple structure, convenient high efficiency moreover.

In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides an anchor clamps for polishing grinds machine, is provided with the base of abrasive disc including the level, be provided with the centre gripping arm that is located the abrasive disc top on the base, the centre gripping arm comprises fixed arm and digging arm, the digging arm is through bolt, nut and fixed arm spiro union, the centre gripping arm carries out lift adjustment through the vice drive of ball screw.

Preferably, the middle bottom of the grinding disc is connected with a motor output shaft on the base, and the motor drives the grinding disc to rotate.

Preferably, a rubber gasket is fixedly arranged on the vertical plane adjacent to the movable arm and the clamping arm, and a rubber gasket is fixedly arranged on the vertical plane adjacent to the fixed arm and the movable arm.

Preferably, the inner end parts of the fixed arm and the movable arm are both provided with mounting through holes and are fastened by bolts penetrating through the mounting through holes and nuts on the bolts in a threaded manner.

Preferably, the ball screw pair comprises a hollow circular guide pillar vertically and fixedly arranged on the base, a straight groove communicated with the inside is vertically formed in the side portion of the hollow circular guide pillar, a lifting rod is sleeved on the hollow circular guide pillar, a round hole used for the hollow circular guide pillar to penetrate through is formed in the lifting rod, a guide block radially extending into the inside of the hollow circular guide pillar through the straight groove is fixedly arranged on the round hole, a screw rod is vertically arranged inside the hollow circular guide pillar, the non-end portion of the screw rod is in threaded connection with the guide block, and the top end of the screw rod extends out of the top end face of the hollow circular guide pillar and is connected with a rotating hand wheel.

Preferably, a cylindrical guide rod is fixedly arranged at the outer end part of the lifting rod, the axis of the guide rod is horizontally arranged, a connecting rod is fixedly arranged at the inner end part of the fixed arm, a sleeve hole sleeved into the guide rod is formed in the inner end part of the connecting rod, and a set screw for radially jacking the guide rod is screwed on the connecting rod.

Preferably, the lower surfaces of the fixed arm and the movable arm are fixedly provided with rubber cushion blocks, and the rubber cushion blocks are in isosceles triangle structures with wide upper parts and narrow lower parts.

Compared with the prior art, the utility model discloses following beneficial effect has: this an anchor clamps for polishing grinds machine simple structure puts into the glass appearance with vertical gesture during the use between fixed arm and the digging arm, realizes through locking bolt, nut that the glass appearance presss from both sides tightly between fixed arm and digging arm, and the centre gripping arm of lift can take the glass appearance to be close the abrasive disc to grind its side, it is tight to press from both sides, has guaranteed the operational quality and the operation safety of lapping polishing.

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a front view of an embodiment of the present invention.

FIG. 2 is a schematic view of the hollow circular guide post and the lifting rod in the direction A-A of FIG. 1.

Fig. 3 is a side view of fig. 2.

Fig. 4 is a first schematic view of an operating state of the embodiment of the present invention.

Fig. 5 is a schematic view of a second working state according to an embodiment of the present invention.

Detailed Description

In order to make the aforementioned and other features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

As shown in fig. 1 ~ 5, a clamp for a polishing grinder comprises a base 2 horizontally provided with a grinding disc 1, wherein a clamping arm is arranged on the base and positioned above the grinding disc, the clamping arm is composed of a fixed arm 3 and a movable arm 4, the movable arm is in threaded connection with the fixed arm through a bolt 5 and a nut 6, and the clamping arm is driven by a ball screw pair to be lifted and lowered.

The embodiment of the utility model provides an in, the well bottom of abrasive disc is connected with the 7 output shaft of motor that are located the base, and the motor drives the abrasive disc rotation.

The embodiment of the utility model provides an in, rubber gasket 8 has set firmly on the adjacent vertical plane of digging arm and centre gripping arm, rubber gasket has set firmly on the adjacent vertical plane of fixed arm and digging arm, and the vertical clamp of glass appearance is tight between two rubber gaskets during the use, and rubber gasket prevents to damage the glass appearance.

In the embodiment of the utility model, the inner end parts of the fixed arm and the movable arm are both provided with mounting through holes and are screwed and fastened through bolts passing through the mounting through holes and nuts on the bolts; during the use with the glass appearance with vertical gesture put into between fixed arm and the digging arm, realize through locking bolt, nut that the glass appearance presss from both sides tightly between fixed arm and digging arm, the centre gripping arm of lift can take the glass appearance to be close the abrasive disc to grind its side, it is tight to press from both sides tightly, has guaranteed the operational quality and the operation safety of grinding and polishing.

In the embodiment of the present invention, the ball screw pair includes a hollow circular guide post 9 vertically fixed on the base, a straight groove 10 communicating with the inside is vertically formed on a side portion of the hollow circular guide post, a lifting rod 11 is sleeved on the hollow circular guide post, a round hole 12 for the hollow circular guide post to pass through is formed on the lifting rod, a guide block 13 radially extending into the inside of the hollow circular guide post through the straight groove is fixedly formed on the round hole, a screw 14 is vertically arranged inside the hollow circular guide post, a non-end portion of the screw is in threaded connection with the guide block, and a top end of the screw extends out of the hollow circular guide post along a top end face of the hollow circular guide post and is connected with a rotating hand; when the lifting rod is used, the hand wheel is rotated to drive the screw rod to rotate, and the screw rod drives the lifting rod to lift through the guide block in threaded connection.

In the embodiment of the present invention, a cylindrical guide rod 16 is fixedly arranged at the outer end of the lifting rod, the axis of the guide rod is horizontally arranged, a connecting rod 17 is fixedly arranged at the inner end of the fixed arm, a sleeve hole 18 for inserting into the guide rod is arranged at the inner end of the connecting rod, and a set screw 19 for radially pressing against the guide rod is screwed on the connecting rod; when the side face of the glass sample is ground, when the side face needs to be processed with a chamfer, the set screw can be screwed, and the clamping arm swings left and right by taking the guide rod as an axis.

In the embodiment of the present invention, the lower surfaces of the fixed arm and the movable arm are both fixedly provided with rubber pads 20, and the rubber pads are in the shape of an isosceles triangle structure with a wide top and a narrow bottom; when the side surface of the glass sample is not required to be processed and the plane of the glass sample 21 is required to be processed, a worker can hold the non-grinding end of the glass sample by hand and horizontally press the grinding part of the glass sample between the rubber cushion block and the grinding disc through the lifting clamping arm.

Any technical solution disclosed in the present invention is, unless otherwise stated, disclosed a numerical range if it is disclosed, and the disclosed numerical range is a preferred numerical range, and any person skilled in the art should understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Because numerical value is more, can't be exhaustive, so the utility model discloses just disclose some numerical values with the illustration the technical scheme of the utility model to, the numerical value that the aforesaid was enumerated should not constitute right the utility model discloses create the restriction of protection scope.

The utility model discloses if disclose or related to mutual fixed connection's spare part or structure, then, except that other the note, fixed connection can understand: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).

In addition, the terms used in any aspect of the present disclosure as described above to indicate positional relationships or shapes include similar, analogous, or approximate states or shapes unless otherwise stated.

The utility model provides an arbitrary part both can be assembled by a plurality of solitary component parts and form, also can be the solitary part that the integrated into one piece technology was made.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

The present invention is not limited to the above preferred embodiments, and any one can derive various other forms of the jig for a polishing and grinding machine according to the teaching of the present invention. All the equivalent changes and modifications made according to the claims of the present invention shall fall within the scope of the present invention.

Claims (7)

1. A jig for a polishing grinder, characterized in that: be provided with the base of abrasive disc including the level, be provided with the centre gripping arm that is located the abrasive disc top on the base, the centre gripping arm comprises fixed arm and digging arm, the digging arm is through bolt, nut and fixed arm spiro union, the centre gripping arm carries out lift adjustment through the vice drive of ball screw.

2. The jig for a polishing grinder according to claim 1, characterized in that: the middle bottom of the grinding disc is connected with a motor output shaft on the base, and the motor drives the grinding disc to rotate.

3. The jig for a polishing grinder according to claim 1, characterized in that: the rubber gasket is fixedly arranged on the vertical plane adjacent to the movable arm and the clamping arm, and the rubber gasket is fixedly arranged on the vertical plane adjacent to the fixed arm and the movable arm.

4. The jig for a polishing grinder according to claim 1, characterized in that: and the inner end parts of the fixed arm and the movable arm are provided with mounting through holes and are fastened by bolts passing through the mounting through holes and nuts on the bolts in a threaded manner.

5. The jig for a polishing grinder according to claim 1, characterized in that: the ball screw pair comprises a hollow circular guide pillar vertically and fixedly arranged on the base, a straight groove communicated with the inside is vertically formed in the side portion of the hollow circular guide pillar, a lifting rod is sleeved on the hollow circular guide pillar, a round hole used for the hollow circular guide pillar to penetrate through is formed in the lifting rod, a guide block radially extending into the inside of the hollow circular guide pillar through the straight groove is fixedly arranged on the round hole, a screw rod is vertically arranged inside the hollow circular guide pillar, the non-end portion of the screw rod is in threaded connection with the guide block, and the top end of the screw rod extends out of the top end face of the hollow circular guide pillar and is connected with a rotary hand wheel.

6. The jig for a polishing grinder as set forth in claim 5, wherein: the outer end part of the lifting rod is fixedly provided with a cylindrical guide rod, the axis of the guide rod is horizontally arranged, the inner end part of the fixed arm is fixedly provided with a connecting rod, the inner end part of the connecting rod is provided with a sleeve hole sleeved into the guide rod, and the connecting rod is screwed with a set screw which radially pushes the guide rod tightly.

7. The jig for a polishing grinder according to claim 1, characterized in that: the lower surfaces of the fixed arm and the movable arm are fixedly provided with rubber cushion blocks, and the rubber cushion blocks are all in isosceles triangle structures with wide upper parts and narrow lower parts.