CN219280211U

CN219280211U - Clamp for roller machine and roller machine

Info

Publication number: CN219280211U
Application number: CN202320180835.4U
Authority: CN
Inventors: 张标
Original assignee: Ningbo Chinki Sewing Machine Technology Co ltd
Current assignee: Ningbo Chinki Sewing Machine Technology Co ltd
Priority date: 2023-01-19
Filing date: 2023-01-19
Publication date: 2023-06-30
Anticipated expiration: 2033-01-19

Abstract

The utility model relates to a clamp for a roller machine and the roller machine, wherein a guide piece is of an arc-shaped structure surrounding the periphery of the roller, two clamping arm mechanisms are arranged on the guide piece at intervals in the circumferential direction of the guide piece, each clamping arm mechanism is provided with clamping jaws extending along the axial direction of the guide piece, the two clamping jaws can be respectively clamped at the edges of two sides of cloth to be processed, and the two clamping arm mechanisms are arranged on the arc-shaped guide piece at intervals and can be used for pulling two sides of the cloth by utilizing the movement of the two clamping arm mechanisms relative to the guide piece.

Description

Clamp for roller machine and roller machine

Technical Field

The utility model relates to the field of roller machines, in particular to a clamp for a roller machine and the roller machine.

Background

For some special cloth products, the appearance aesthetic requirement of the special cloth products makes the special cloth products need to avoid the existence of seams to the greatest extent, so that a plurality of cloth products are directly cut into annular cloth products when cut, for example, a plurality of cloth products with better integrity, such as vamp, vamp and shoe body are all integrated, the annular raw materials need to be processed by adopting special drum type sewing equipment when being sewn, or the special cloth products such as hat slices and the like need to be processed by a drum machine.

The Chinese patent application with the patent number of CN201911002216.0 discloses a rotary drum type sewing device, a movable sleeve can move forwards and backwards and rotate circumferentially relative to a fixed sleeve under the drive of a screw-nut transmission mechanism and a gear transmission mechanism, the two groups of driving mechanisms are simple and reliable in structure, and a workpiece to be sewn, which is pressed by a pressing mechanism, can move synchronously with the movable sleeve, so that the sewing range of the workpiece is enlarged, and the annular workpiece can be better attached to a needle plate in the sewing process.

Although the sewing equipment can realize the sewing of the cloth raw material, for some easily-deformed cloth raw material, the stable pressing is not enough realized by the pressing mechanism, and in the actual production process, the displacement in the sewing process is easily caused, and finally the rejection rate is increased.

Disclosure of Invention

The first technical problem to be solved by the utility model is to provide a clamp for a roller machine, which can pull cloth, aiming at the current state of the art.

The second technical problem to be solved by the utility model is to provide a roller machine with the clamp aiming at the current state of the art.

The technical scheme adopted by the utility model for solving the first technical problem is as follows: a clamp for a roller machine, the clamp being mounted on a roller of the roller machine, comprising:

the guide piece is in an arc-shaped structure surrounding the periphery of the roller;

the two arm clamping mechanisms are arranged on the guide piece at intervals in the circumferential direction of the guide piece, each arm clamping mechanism is provided with clamping jaws extending along the axial direction of the guide piece, the two clamping jaws can clamp two sides of cloth to be processed respectively, and the two arm clamping mechanisms can slide along the bending direction of the guide piece relative to the guide piece, so that the two arm clamping mechanisms are close to each other or far away from each other, and the cloth clamped by the two clamping jaws is in a tensioning state in a state that the two clamping jaws slide to be far away from each other.

In order to ensure a more snug fit of the guide with the drum of the drum machine, the guide is preferably annular.

In order to ensure that the cloth can be stretched, the clamping arm mechanism further comprises a first driver and a sliding seat which can be slidably restrained on the guide member, wherein the clamping jaw is arranged on the sliding seat and extends forwards, and the first driver is assembled on the sliding seat, and the output end of the first driver is in driving connection with the guide member, so that the first driver acts on the sliding seat reversely to drive the sliding seat to slide along the guide member.

The sliding seat can slide in different driving modes, preferably, the guide piece comprises a first ring body and a second ring body which are sequentially arranged along the axial direction of the roller, the outer wall of one of the first ring body and the second ring body is provided with a tooth part, the output shaft of the first driver is correspondingly provided with a transmission tooth meshed with the tooth part, and the first driver drives the sliding seat to slide through the transmission fit of the transmission tooth and the tooth part.

Specifically, the slide has first wallboard and the second wallboard of arranging around, leave the interval between first wallboard and the second wallboard and form the spout that supplies guide outer fringe holding wherein, first driver installs on the second wallboard, and its output shaft stretches into in the spout, tooth sets up on the outer wall of second ring body, the driving tooth is arranged in the spout and is located the periphery of second ring body.

In order to ensure clamping of the cloth, it is preferred that the clamping jaw comprises a stationary jaw and a movable jaw arranged side by side, a gap being formed between the stationary jaw and the movable jaw for clamping the cloth, wherein the stationary jaw is fixed to the first wall plate, and the movable jaw is arranged to be movable radially inwards and outwards along the guide to be close to or away from the stationary jaw.

Specifically, along the radial direction of the guide piece, the movable clamping piece is arranged on the outer side of the fixed clamping piece, a second driver is further arranged on the first wall plate, and the power output end of the second driver is in driving connection with the movable clamping piece.

In order to ensure that the power of the second driver is transmitted to the movable clamping piece and moves the movable clamping piece so as to complete the clamping action, preferably, the second driver is an air cylinder, and the clamping jaw further comprises a connecting plate extending in the same direction with the first wall plate, wherein a first end of the connecting plate is connected to an output shaft of the air cylinder, and a second end of the connecting plate is connected with the movable clamping piece.

In order to ensure that the sliding seat can slide along the guide piece, preferably, the first wall plate is further provided with a first guide wheel and a second guide wheel which are respectively abutted against the outer edge and the inner edge of the first ring body in a state that the outer edge of the guide piece is accommodated in the sliding groove, at least two first guide wheels are arranged, each first guide wheel is provided with one second guide wheel which is correspondingly arranged, and each first guide wheel and each second guide wheel are arranged at intervals in the circumferential direction of the first ring body.

In order to further solve the second technical problem, the technical scheme adopted by the utility model is as follows: the roller machine is provided with the clamp and further comprises a machine body, the front side of the machine body is provided with a roller extending forwards and backwards, and the guide piece is sleeved on the roller.

Compared with the prior art, the utility model has the advantages that: this a fixture for cylinder machine is through arranging two arm-clamping mechanisms on curved guide at intervals to utilize the removal of two arm-clamping mechanisms relative guide, realize pulling the both sides of cloth, compare in current fixed centre gripping, the removal of two arm-clamping mechanisms can be according to the actual production condition of different cloths, nimble adjustment interval each other, thereby make waiting to process the cloth and be in tensioning state always, be convenient for make.

Drawings

FIG. 1 is a schematic view of the overall structure of a clamp according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the whole view of FIG. 1 at another angle;

FIG. 3 is an overall schematic of the clip arm mechanism;

fig. 4 is an overall schematic view of the drum machine.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

As shown in fig. 1 to 4, a preferred embodiment of the present utility model is shown. In this embodiment, the clamp for a roller machine is assembled on a roller 101 of the roller machine, and comprises a guide member 1 and two clamping arm mechanisms 2, wherein the guide member 1 is in an arc-shaped structure surrounding the periphery of the roller, the two clamping arm mechanisms 2 are both installed on the guide member 1 and are arranged at intervals in the circumferential direction of the guide member 1, each clamping arm mechanism is provided with clamping jaws 21 extending along the axial direction of the guide member 1, the two clamping jaws 21 can respectively clamp at two side edges of a cloth to be processed, and each clamping arm mechanism 2 can slide relative to the guide member 1 along the bending direction of the guide member 1 so as to be close to each other or far away from each other, and the cloth clamped by the two clamping jaws 21 is in a tensioning state under the condition that the two clamping jaws slide to be far from each other.

In order to further attach the roller, the guide 1 in this embodiment is ring-shaped to ensure the mounting accuracy. The arm clamping mechanism 2 further comprises a first driver 22 and a sliding seat 23 which can be slidably restrained on the guide member 1, wherein the clamping jaw 21 is arranged on the sliding seat 23 and extends forwards, and the first driver 22 is assembled on the sliding seat 23, and the output end of the first driver is in driving connection with the guide member 1, so that the first driver acts on the sliding seat 23 reversely to drive the sliding seat 23 to slide along the guide member 1.

Specifically, the guide 1 in the present embodiment includes a first ring body 11 and a second ring body 12 which are arranged in order from front to back along the drum axis, one of the first ring body 11 and the second ring body 12 has a tooth portion 1a on an outer wall thereof, a transmission tooth 2a which meshes with the tooth portion 1a is provided correspondingly on an output shaft of a first driver 22, and the first driver 22 drives the slide carriage 23 to slide by transmission engagement of the transmission tooth 2a with the tooth portion 1 a. The sliding seat 23 has a first wall plate 231 and a second wall plate 232 arranged front and back, a space is reserved between the first wall plate 231 and the second wall plate 232 to form a sliding groove 20 for accommodating the outer edge of the guiding element 1 therein, the first driver 22 is mounted on the second wall plate 232, the output shaft of the first driver extends into the sliding groove 20, the tooth part 1a is arranged on the outer wall of the second ring body 12, and the transmission tooth 2a is arranged in the sliding groove 20 and is positioned at the periphery of the second ring body 12.

To ensure clamping of the cloth, the clamping jaw 21 in this embodiment includes a fixed clamping piece 211 and a movable clamping piece 212 arranged side by side, a gap for clamping the cloth being formed between the fixed clamping piece 211 and the movable clamping piece 212, wherein the fixed clamping piece 211 is fixed on the first wall plate 231, and the movable clamping piece 212 is arranged to be movable radially inward and outward along the guide member 1 to be close to or apart from the fixed clamping piece 211. Along the radial direction of the guide 1, the movable clamping piece 212 is specifically disposed on the outer side of the fixed clamping piece 211, and the first wall plate 231 is further provided with a second driver 24, where the power output end of the second driver 24 is in driving connection with the movable clamping piece 212. The second driver 24 in this embodiment is an air cylinder, the clamping jaw 21 further includes a connecting plate 25 extending in the same direction as the first wall plate 231, a first end of the connecting plate 25 is connected to an output shaft of the air cylinder, and a second end is connected to the movable clamping piece 212.

In addition, in order to ensure smooth sliding of the slide, the first wall plate 231 is further provided with a first guide wheel 26 and a second guide wheel 27, wherein the first guide wheel 26 and the second guide wheel 27 respectively abut against the outer edge and the inner edge of the first ring body 11 in a state that the outer edge of the guide member 1 is accommodated in the slide groove 20, at least two first guide wheels 26 are arranged, and each first guide wheel 26 is provided with one second guide wheel 27 corresponding to the first guide wheel, and the first guide wheels 26 and the second guide wheels 27 are arranged at intervals in the circumferential direction of the first ring body 11.

The whole drum machine comprises a machine body 100 in addition to the above-mentioned jigs, a drum 101 extending in the front of the machine body 100, and a guide member 1 fitted over the drum 101.

Furthermore, directional terms, such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", etc., are used in the description and claims of the present utility model to describe various example structural parts and elements of the present utility model, but are used herein for convenience of description only and are determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the utility model may be arranged in a variety of orientations, the directional terminology is used for purposes of illustration and is in no way limiting, such as "upper" and "lower" are not necessarily limited to being in a direction opposite or coincident with the direction of gravity.

Claims

1. A jig for a roller machine, the jig being fitted to a roller of the roller machine, comprising:

the guide piece (1) is in an arc-shaped structure surrounding the periphery of the roller; and

two arm-clamping mechanisms (2) are installed on the guide piece (1), are arranged at intervals in the circumferential direction of the guide piece (1), are provided with clamping jaws (21) extending along the axial direction of the guide piece (1), the two clamping jaws (21) can clamp the edges of two sides of cloth to be processed respectively, and the two arm-clamping mechanisms (2) can slide relative to the guide piece (1) along the bending direction of the guide piece (1) so as to be close to each other or far away from each other, and the cloth clamped by the two clamping jaws (21) is in a tensioning state under the condition that the two clamping jaws slide to be far away from each other.

2. A clamp as claimed in claim 1, wherein: the guide (1) is annular.

3. A clamp as claimed in claim 2, wherein: the clamping arm mechanism (2) further comprises a first driver (22) and a sliding seat (23) which can be slidingly restrained on the guide piece (1), the clamping jaw (21) is installed on the sliding seat (23) and extends forwards, the first driver (22) is assembled on the sliding seat (23) and the output end of the first driver is in driving connection with the guide piece (1), and accordingly the first driver acts on the sliding seat (23) reversely to drive the sliding seat (23) to slide along the guide piece (1).

4. A clamp according to claim 3, characterized in that: the guide piece (1) comprises a first ring body (11) and a second ring body (12) which are sequentially arranged along the axis of the roller, the outer wall of one of the first ring body (11) and the second ring body (12) is provided with a tooth part (1 a), the output shaft of the first driver (22) is correspondingly provided with a transmission tooth (2 a) meshed with the tooth part (1 a), and the first driver (22) drives the sliding seat (23) to slide through the transmission fit of the transmission tooth (2 a) and the tooth part (1 a).

5. The clamp as claimed in claim 4, wherein: the sliding seat (23) is provided with a first wall plate (231) and a second wall plate (232) which are arranged front and back, a chute (20) for accommodating the outer edge of the guide piece (1) is formed between the first wall plate (231) and the second wall plate (232), the first driver (22) is arranged on the second wall plate (232), an output shaft of the first driver (22) stretches into the chute (20), the tooth part (1 a) is arranged on the outer wall of the second ring body (12), and the transmission tooth (2 a) is arranged in the chute (20) and is positioned at the periphery of the second ring body (12).

6. The clamp as claimed in claim 5, wherein: the clamping jaw (21) comprises a fixed clamping piece (211) and a movable clamping piece (212) which are arranged side by side, a gap for clamping cloth is formed between the fixed clamping piece (211) and the movable clamping piece (212), wherein the fixed clamping piece (211) is fixed on a first wall plate (231), and the movable clamping piece (212) is arranged to be capable of moving radially inwards and outwards along the guide piece (1) so as to be close to or far from the fixed clamping piece (211).

7. The clamp as claimed in claim 6, wherein: along the radial direction of the guide piece (1), the movable clamping piece (212) is arranged on the outer side of the fixed clamping piece (211), a second driver (24) is further arranged on the first wall plate (231), and the power output end of the second driver (24) is in driving connection with the movable clamping piece (212).

8. The clamp as claimed in claim 7, wherein: the second driver (24) is an air cylinder, the clamping jaw (21) further comprises a connecting plate (25) extending in the same direction with the first wall plate (231), a first end of the connecting plate (25) is connected to an output shaft of the air cylinder, and a second end of the connecting plate is connected to the movable clamping piece (212).

9. The clamp as claimed in claim 8, wherein: the first wallboard (231) is further provided with a first guide wheel (26) and a second guide wheel (27) which are positioned in the chute (20), the first guide wheel (26) and the second guide wheel (27) are respectively abutted against the outer edge and the inner edge of the first ring body (11) in the state that the outer edge of the guide piece (1) is accommodated in the chute (20), at least two first guide wheels (26) are arranged, each first guide wheel (26) is provided with one second guide wheel (27) which is correspondingly arranged, and the first guide wheels (26) and the second guide wheels (27) are arranged at intervals in the circumferential direction of the first ring body (11).

10. A roller machine having a clamp as claimed in any one of claims 1 to 9, further comprising a machine body (100), wherein the machine body (100) has a front side with rollers (101) extending back and forth, and wherein the guide (1) is fitted over the rollers (101).