CN210704422U

CN210704422U - Clamp apparatus

Info

Publication number: CN210704422U
Application number: CN201921457257.4U
Authority: CN
Inventors: 朱金吨
Original assignee: Shenzhen Jindunxing Mechanical & Electrical Co ltd
Current assignee: Shenzhen Jindunxing Mechanical & Electrical Co ltd
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2020-06-09
Anticipated expiration: 2029-09-02

Abstract

The utility model provides an anchor clamps, anchor clamps include the base, install in the extensible member of base, set up respectively in the extensible member both sides and with two first connecting rods of extensible member articulated, respectively with two second connecting rods of two first connecting rod articulated, all be provided with the chuck on two second connecting rods to two chucks of flexible drive through the extensible member are close to relatively or keep away from. The first connecting rod is driven to move through the telescopic piece, the second connecting rod hinged to the first connecting rod is driven to move, and therefore the clamping blocks connected to the two second connecting rods respectively are driven to be relatively close to or far away from each other, and a workpiece is clamped or loosened. The utility model discloses an adopt the connecting rod structure to drive the clamp splice motion, have difficult wearing and tearing, advantage that cost of maintenance is low. The clamp is particularly suitable for clamping hardware and dies.

Description

Clamp apparatus

Technical Field

The utility model relates to an anchor clamps field especially relates to an anchor clamps.

Background

In the process of machining hardware or a die, a clamp is often needed to clamp a workpiece. In the prior art, the gear and the rack are mostly matched, the two clamping blocks are driven to move reversely through the rotation of the gear, so that a workpiece is clamped or loosened, the abrasion to the gear and the rack is large due to the fact that the clamping blocks move through the friction transmission of the gear and the rack, and the cost for replacing the gear and the rack is high.

In view of the above, there is a need for a new clamp to solve or at least alleviate the above technical drawbacks.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an anchor clamps, aim at solving among the prior art anchor clamps and adopt rack and pinion structure cooperation wearing and tearing big, the high technical problem of maintenance cost.

In order to achieve the above object, the present invention provides a clamp, including:

the base is installed on the extensible member of the base, the two first connecting rods are arranged on two sides of the extensible member and hinged to the extensible member respectively, the two second connecting rods are hinged to the two first connecting rods respectively, and chucks are arranged on the two second connecting rods and are driven to move close to or away from the chucks relatively through the extensible member.

Preferably, the extensible member includes a push rod and a push block connected with the push rod, the push block is slidably mounted on the base, and the push block is hinged to the first connecting rod.

Preferably, the base includes the diaphragm and install in the curb plate of diaphragm one end, the push rod passes the curb plate with the ejector pad is connected, be provided with square piece on the diaphragm, the ejector pad install with sliding in square piece.

Preferably, the ejector pad includes connecting block and sliding block, the connecting block with first connecting rod is articulated, be provided with the spout on the square piece, the sliding block with spout sliding connection.

Preferably, the clamp further includes a fourth connecting rod, the fourth connecting rod includes a first end and a second end which are oppositely disposed, the first end is hinged to the pushing block, the second end is hinged to the second connecting rod, and the first connecting rod and the fourth connecting rod are arranged in parallel.

Preferably, the clamp further comprises a third connecting rod, one end of the third connecting rod is hinged to the base, and the other end of the third connecting rod is hinged to the first connecting rod.

Preferably, the third connecting rod includes two montants that the interval set up, first connecting rod set up in two between the montant.

Preferably, the second connecting rod comprises two sub-rods arranged at intervals, and the first connecting rod is arranged between the two sub-rods.

Preferably, the chuck includes a base plate mounted to the second link and a clamping plate coupled to the base plate.

Preferably, the clamping plate is a square plate.

Among the above technical scheme, anchor clamps include the base, install in the extensible member of base, set up respectively in the extensible member both sides and with two first connecting rods of extensible member articulated, respectively with two first connecting rod articulated second connecting rods, all be provided with the chuck on two second connecting rods to flexible drive chuck through the extensible member is close to relatively or keeps away from. The first connecting rod is driven to move through the telescopic piece, the second connecting rod hinged to the first connecting rod is driven to move, and therefore the clamping blocks connected to the two second connecting rods respectively are driven to be relatively close to or far away from each other, and a workpiece is clamped or loosened. The utility model discloses an adopt the connecting rod structure to drive the clamp splice motion, have difficult wearing and tearing, advantage that cost of maintenance is low.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of a clamp according to an embodiment of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a top view of FIG. 1;

FIG. 4 is another schematic structural view of a clamp according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a clamp according to an embodiment of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				2	Base seat	3	Expansion piece
4	First connecting rod	5	Second connecting rod
				6	Third connecting rod	7	The fourth connecting rod
8	Square block	21	Transverse plate
				22	Side plate	31	Push rod
32	Push block	321	Connecting block
				322	Sliding block	9	Clamping head
51	Sub-rod	61	Vertical rod
				91	Substrate	92	Clamping plate

The purpose of the present invention, its functional features and advantages will be further described with reference to the accompanying drawings.

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.

It should be noted that all the directional indicators (such as the upper and lower … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

Moreover, the technical solutions of the present invention between the various embodiments can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are combined and contradictory or cannot be realized, it should be considered that the combination of the technical solutions does not exist, and the present invention is not within the protection scope of the present invention.

It should be noted that, the direction in the present invention is based on the direction shown in fig. 1, that is, "up, down, horizontal, vertical" in the present invention corresponds to "up, down, horizontal, vertical" direction in fig. 1, respectively.

Referring to fig. 1-3, the present invention provides a clamp, comprising:

the base 2 is installed in the extensible member 3 of base 2, set up respectively in extensible member 3 both sides and with two first connecting rods 4 of extensible member 3 articulated, respectively with two second connecting rods 5 of two first connecting rods 4 articulated, all be provided with chuck 9 on two second connecting rods 5 to two chucks 9 of flexible drive through extensible member 3 are close to relatively or keep away from.

In the above embodiment, the two chucks 9 are respectively disposed on the two second connecting rods 5, and the first connecting rod 4 is driven to move through the extensible member 3, so as to drive the second connecting rod 5 hinged to the first connecting rod 4 to move, thereby driving the clamping blocks respectively connected to the two second connecting rods 5 to be relatively close to or far away from each other, so as to clamp or loosen a workpiece. The workpiece may be a mold or hardware. This embodiment adopts the link structure to drive the clamp splice motion, has replaced adopting rack and pinion driven technical scheme among the prior art, and link mechanism cost of manufacture is low, and it is convenient to change, and this embodiment has difficult wearing and tearing, advantage that cost of maintenance is low. The clamp is particularly suitable for clamping hardware and dies.

According to the preferred embodiment of the present invention, the extension member 3 comprises a push rod 31 and a push block 32 connected to the push rod 31, the push block 32 is slidably mounted on the base 2, and the push block 32 is hinged to the first connecting rod 4. The push rod 31 pushes the push block 32 to move, so as to drive the first connecting rod 4 connected with the push block 32 to move, and the push rod 31 can be driven by human hands to do linear telescopic motion or can be connected with a telescopic motor. The push block 32 and the first connecting rod 4 are more stable and more convenient to hinge.

Referring to fig. 1 and 4, as a preferred implementation manner of the above embodiment, the base 2 includes a horizontal plate 21 and a side plate 22 installed at one end of the horizontal plate 21, the push rod 31 passes through the side plate 22 to be connected with the push block 32, the horizontal plate 21 is provided with the square block 8, the square block 8 is provided with a sliding groove, and the push block 32 is slidably installed on the square block 8. Since the push block 32 needs to slide frequently on the transverse plate 21, if the transverse plate 21 is provided with a guide rail, the guide rail is easily deformed, and the push block 32 does not slide smoothly. Through set up square piece 8 on diaphragm 21, set up spout (recess) in the relative both sides of square piece 8, spout non-deformable to even the spout has partial wearing and tearing also can not influence the slip of ejector pad 32.

Referring to fig. 4, as a preferred implementation of the above embodiment, the push block 32 includes a connecting block 321 and a sliding block 322, the connecting block 321 is hinged with the first link 4, and the sliding block 322 is slidably connected with the sliding groove. The sliding block 322 can be provided with a sliding strip matched with the sliding groove, so that the sliding is convenient.

Referring to fig. 1 and 2, further, the clamp further includes a fourth connecting rod 7, a first end of the fourth connecting rod 7 is hinged to the pushing block 32, a second end of the fourth connecting rod 7 is hinged to the second connecting rod 5, and the first connecting rod 4 is arranged in parallel to the fourth connecting rod 7. The fourth connecting rod 7 is mainly arranged to ensure the connection strength of the telescopic part 3 and the second connecting rod 5 and improve the transmission efficiency.

Referring to fig. 1 and 2, further, the clamp further includes a third link 6, one end of the third link 6 is hinged to the base 2, and the other end of the third link 6 is hinged to the first link 4. Set up third connecting rod 6, can play certain limiting displacement to the motion range of first connecting rod 4, prevent that first connecting rod 4 from moving the overlimit.

Further, referring to fig. 5, the third link 6 includes two vertical rods 61 disposed at an interval, and the first link 4 is disposed between the two vertical rods 61. The space between the two vertical rods 61 is that the two vertical rods are respectively positioned on the upper surface and the lower surface of the first connecting rod 4, and the first connecting rod 4 is fixed and hinged from the upper side and the lower side respectively), so that the connecting strength is ensured.

In addition, the second link 5 includes two sub-rods 51 provided at an interval, and the first link 4 is provided between the two sub-rods 51. The same as above means that the two sub-rods 51 are respectively located on the upper surface and the lower surface of the first connecting rod 4, and the first connecting rod 4 is fixed (hinged) from the upper side and the lower side respectively to ensure the connecting strength.

Referring to fig. 1, the cartridge 9 includes a base plate 91 and a clamp plate 92 connected to the base plate 91, and the base plate 91 is mounted to the second link 5. The base plate 91 and the clamping plate 92 can be detachably connected through bolts, the clamping plate 92 can be replaced according to the shape of a workpiece to be clamped, and the clamping plate 92 can be a square plate or a circular arc plate. The outline of the high-punching die is generally square, and the square plate is particularly suitable for clamping the high-punching die.

Among the above technical solution of the utility model, above only be the utility model discloses a preferred embodiment, not consequently the restriction the utility model discloses a patent range, all be in the utility model discloses a under the technical concept, utilize the equivalent structure transform that the content was done in description and the attached drawing, or direct/indirect application all includes in other relevant technical field the utility model discloses a patent protection scope.

Claims

1. A clamp, comprising:

2. The clamp of claim 1, wherein the telescoping member includes a push rod and a push block connected to the push rod, the push block being slidably mounted to the base, the push block being hingedly connected to the first link.

3. The clamp of claim 2, wherein the base comprises a transverse plate and a side plate mounted at one end of the transverse plate, the push rod passes through the side plate to be connected with the push block, the transverse plate is provided with a square block, and the push block is slidably mounted on the square block.

4. The clamp of claim 3, wherein the pushing block comprises a connecting block and a sliding block, the connecting block is hinged to the first connecting rod, the square block is provided with a sliding groove, and the sliding block is slidably connected with the sliding groove.

5. The clamp of claim 2, further comprising a fourth link comprising a first end and a second end disposed opposite each other, the first end being hinged to the push block, the second end being hinged to the second link, the first link being disposed parallel to the fourth link.

6. The clamp of any one of claims 1-5, further comprising a third link, one end of the third link being hinged to the base and the other end of the third link being hinged to the first link.

7. The clamp of claim 6, wherein said third link comprises two spaced apart vertical rods, said first link being disposed between said two vertical rods.

8. The clamp of claim 1, wherein said second link includes two spaced apart sub-rods, said first link being disposed between said two sub-rods.

9. The clamp of claim 1, wherein said collet includes a base plate and a clamping plate coupled to said base plate, said base plate being mounted to said second link.

10. The clamp of claim 9, wherein the clamp plate is a square plate.